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author | David S. Miller <davem@sunset.davemloft.net> | 2007-02-08 23:25:18 (GMT) |
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committer | David S. Miller <davem@sunset.davemloft.net> | 2007-02-08 23:25:18 (GMT) |
commit | 9783e1df7a6bd1e4dc5e2cafcdc29b65a47473d6 (patch) | |
tree | 9216a285bfe23aa799ca6efa01a3f4063d798e64 /crypto | |
parent | 4387ff75f29412a234d394b0276c2b239d3d3844 (diff) | |
parent | dc2e2f33bbf07344995357314fd8887f6564dba7 (diff) | |
download | linux-fsl-qoriq-9783e1df7a6bd1e4dc5e2cafcdc29b65a47473d6.tar.xz |
Merge branch 'HEAD' of master.kernel.org:/pub/scm/linux/kernel/git/herbert/crypto-2.6
Conflicts:
crypto/Kconfig
Diffstat (limited to 'crypto')
-rw-r--r-- | crypto/Kconfig | 31 | ||||
-rw-r--r-- | crypto/Makefile | 3 | ||||
-rw-r--r-- | crypto/algapi.c | 15 | ||||
-rw-r--r-- | crypto/api.c | 80 | ||||
-rw-r--r-- | crypto/blkcipher.c | 9 | ||||
-rw-r--r-- | crypto/camellia.c | 1801 | ||||
-rw-r--r-- | crypto/cbc.c | 9 | ||||
-rw-r--r-- | crypto/cipher.c | 447 | ||||
-rw-r--r-- | crypto/compress.c | 5 | ||||
-rw-r--r-- | crypto/digest.c | 24 | ||||
-rw-r--r-- | crypto/ecb.c | 9 | ||||
-rw-r--r-- | crypto/fcrypt.c | 423 | ||||
-rw-r--r-- | crypto/hash.c | 5 | ||||
-rw-r--r-- | crypto/hmac.c | 9 | ||||
-rw-r--r-- | crypto/internal.h | 27 | ||||
-rw-r--r-- | crypto/lrw.c | 11 | ||||
-rw-r--r-- | crypto/pcbc.c | 349 | ||||
-rw-r--r-- | crypto/tcrypt.c | 73 | ||||
-rw-r--r-- | crypto/tcrypt.h | 538 | ||||
-rw-r--r-- | crypto/xcbc.c | 60 |
20 files changed, 3337 insertions, 591 deletions
diff --git a/crypto/Kconfig b/crypto/Kconfig index 918b4d8..086fcec 100644 --- a/crypto/Kconfig +++ b/crypto/Kconfig @@ -149,6 +149,15 @@ config CRYPTO_CBC CBC: Cipher Block Chaining mode This block cipher algorithm is required for IPSec. +config CRYPTO_PCBC + tristate "PCBC support" + select CRYPTO_BLKCIPHER + select CRYPTO_MANAGER + default m + help + PCBC: Propagating Cipher Block Chaining mode + This block cipher algorithm is required for RxRPC. + config CRYPTO_LRW tristate "LRW support (EXPERIMENTAL)" depends on EXPERIMENTAL @@ -168,6 +177,13 @@ config CRYPTO_DES help DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3). +config CRYPTO_FCRYPT + tristate "FCrypt cipher algorithm" + select CRYPTO_ALGAPI + select CRYPTO_BLKCIPHER + help + FCrypt algorithm used by RxRPC. + config CRYPTO_BLOWFISH tristate "Blowfish cipher algorithm" select CRYPTO_ALGAPI @@ -409,6 +425,21 @@ config CRYPTO_CRC32C See Castagnoli93. This implementation uses lib/libcrc32c. Module will be crc32c. +config CRYPTO_CAMELLIA + tristate "Camellia cipher algorithms" + depends on CRYPTO + select CRYPTO_ALGAPI + help + Camellia cipher algorithms module. + + Camellia is a symmetric key block cipher developed jointly + at NTT and Mitsubishi Electric Corporation. + + The Camellia specifies three key sizes: 128, 192 and 256 bits. + + See also: + <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html> + config CRYPTO_TEST tristate "Testing module" depends on m diff --git a/crypto/Makefile b/crypto/Makefile index 60e3d24..12f93f5 100644 --- a/crypto/Makefile +++ b/crypto/Makefile @@ -27,13 +27,16 @@ obj-$(CONFIG_CRYPTO_TGR192) += tgr192.o obj-$(CONFIG_CRYPTO_GF128MUL) += gf128mul.o obj-$(CONFIG_CRYPTO_ECB) += ecb.o obj-$(CONFIG_CRYPTO_CBC) += cbc.o +obj-$(CONFIG_CRYPTO_PCBC) += pcbc.o obj-$(CONFIG_CRYPTO_LRW) += lrw.o obj-$(CONFIG_CRYPTO_DES) += des.o +obj-$(CONFIG_CRYPTO_FCRYPT) += fcrypt.o obj-$(CONFIG_CRYPTO_BLOWFISH) += blowfish.o obj-$(CONFIG_CRYPTO_TWOFISH) += twofish.o obj-$(CONFIG_CRYPTO_TWOFISH_COMMON) += twofish_common.o obj-$(CONFIG_CRYPTO_SERPENT) += serpent.o obj-$(CONFIG_CRYPTO_AES) += aes.o +obj-$(CONFIG_CRYPTO_CAMELLIA) += camellia.o obj-$(CONFIG_CRYPTO_CAST5) += cast5.o obj-$(CONFIG_CRYPTO_CAST6) += cast6.o obj-$(CONFIG_CRYPTO_ARC4) += arc4.o diff --git a/crypto/algapi.c b/crypto/algapi.c index c915300..f7d2185 100644 --- a/crypto/algapi.c +++ b/crypto/algapi.c @@ -377,7 +377,8 @@ void crypto_drop_spawn(struct crypto_spawn *spawn) } EXPORT_SYMBOL_GPL(crypto_drop_spawn); -struct crypto_tfm *crypto_spawn_tfm(struct crypto_spawn *spawn) +struct crypto_tfm *crypto_spawn_tfm(struct crypto_spawn *spawn, u32 type, + u32 mask) { struct crypto_alg *alg; struct crypto_alg *alg2; @@ -396,10 +397,18 @@ struct crypto_tfm *crypto_spawn_tfm(struct crypto_spawn *spawn) return ERR_PTR(-EAGAIN); } - tfm = __crypto_alloc_tfm(alg, 0); + tfm = ERR_PTR(-EINVAL); + if (unlikely((alg->cra_flags ^ type) & mask)) + goto out_put_alg; + + tfm = __crypto_alloc_tfm(alg, type, mask); if (IS_ERR(tfm)) - crypto_mod_put(alg); + goto out_put_alg; + + return tfm; +out_put_alg: + crypto_mod_put(alg); return tfm; } EXPORT_SYMBOL_GPL(crypto_spawn_tfm); diff --git a/crypto/api.c b/crypto/api.c index 8c44687..55af8bb 100644 --- a/crypto/api.c +++ b/crypto/api.c @@ -212,31 +212,12 @@ struct crypto_alg *crypto_alg_mod_lookup(const char *name, u32 type, u32 mask) } EXPORT_SYMBOL_GPL(crypto_alg_mod_lookup); -static int crypto_init_flags(struct crypto_tfm *tfm, u32 flags) +static int crypto_init_ops(struct crypto_tfm *tfm, u32 type, u32 mask) { - tfm->crt_flags = flags & CRYPTO_TFM_REQ_MASK; - flags &= ~CRYPTO_TFM_REQ_MASK; - - switch (crypto_tfm_alg_type(tfm)) { - case CRYPTO_ALG_TYPE_CIPHER: - return crypto_init_cipher_flags(tfm, flags); - - case CRYPTO_ALG_TYPE_DIGEST: - return crypto_init_digest_flags(tfm, flags); - - case CRYPTO_ALG_TYPE_COMPRESS: - return crypto_init_compress_flags(tfm, flags); - } - - return 0; -} + const struct crypto_type *type_obj = tfm->__crt_alg->cra_type; -static int crypto_init_ops(struct crypto_tfm *tfm) -{ - const struct crypto_type *type = tfm->__crt_alg->cra_type; - - if (type) - return type->init(tfm); + if (type_obj) + return type_obj->init(tfm, type, mask); switch (crypto_tfm_alg_type(tfm)) { case CRYPTO_ALG_TYPE_CIPHER: @@ -285,29 +266,29 @@ static void crypto_exit_ops(struct crypto_tfm *tfm) } } -static unsigned int crypto_ctxsize(struct crypto_alg *alg, int flags) +static unsigned int crypto_ctxsize(struct crypto_alg *alg, u32 type, u32 mask) { - const struct crypto_type *type = alg->cra_type; + const struct crypto_type *type_obj = alg->cra_type; unsigned int len; len = alg->cra_alignmask & ~(crypto_tfm_ctx_alignment() - 1); - if (type) - return len + type->ctxsize(alg); + if (type_obj) + return len + type_obj->ctxsize(alg, type, mask); switch (alg->cra_flags & CRYPTO_ALG_TYPE_MASK) { default: BUG(); case CRYPTO_ALG_TYPE_CIPHER: - len += crypto_cipher_ctxsize(alg, flags); + len += crypto_cipher_ctxsize(alg); break; case CRYPTO_ALG_TYPE_DIGEST: - len += crypto_digest_ctxsize(alg, flags); + len += crypto_digest_ctxsize(alg); break; case CRYPTO_ALG_TYPE_COMPRESS: - len += crypto_compress_ctxsize(alg, flags); + len += crypto_compress_ctxsize(alg); break; } @@ -322,24 +303,21 @@ void crypto_shoot_alg(struct crypto_alg *alg) } EXPORT_SYMBOL_GPL(crypto_shoot_alg); -struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg, u32 flags) +struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg, u32 type, + u32 mask) { struct crypto_tfm *tfm = NULL; unsigned int tfm_size; int err = -ENOMEM; - tfm_size = sizeof(*tfm) + crypto_ctxsize(alg, flags); + tfm_size = sizeof(*tfm) + crypto_ctxsize(alg, type, mask); tfm = kzalloc(tfm_size, GFP_KERNEL); if (tfm == NULL) goto out_err; tfm->__crt_alg = alg; - err = crypto_init_flags(tfm, flags); - if (err) - goto out_free_tfm; - - err = crypto_init_ops(tfm); + err = crypto_init_ops(tfm, type, mask); if (err) goto out_free_tfm; @@ -362,31 +340,6 @@ out: } EXPORT_SYMBOL_GPL(__crypto_alloc_tfm); -struct crypto_tfm *crypto_alloc_tfm(const char *name, u32 flags) -{ - struct crypto_tfm *tfm = NULL; - int err; - - do { - struct crypto_alg *alg; - - alg = crypto_alg_mod_lookup(name, 0, CRYPTO_ALG_ASYNC); - err = PTR_ERR(alg); - if (IS_ERR(alg)) - continue; - - tfm = __crypto_alloc_tfm(alg, flags); - err = 0; - if (IS_ERR(tfm)) { - crypto_mod_put(alg); - err = PTR_ERR(tfm); - tfm = NULL; - } - } while (err == -EAGAIN && !signal_pending(current)); - - return tfm; -} - /* * crypto_alloc_base - Locate algorithm and allocate transform * @alg_name: Name of algorithm @@ -420,7 +373,7 @@ struct crypto_tfm *crypto_alloc_base(const char *alg_name, u32 type, u32 mask) goto err; } - tfm = __crypto_alloc_tfm(alg, 0); + tfm = __crypto_alloc_tfm(alg, type, mask); if (!IS_ERR(tfm)) return tfm; @@ -466,7 +419,6 @@ void crypto_free_tfm(struct crypto_tfm *tfm) kfree(tfm); } -EXPORT_SYMBOL_GPL(crypto_alloc_tfm); EXPORT_SYMBOL_GPL(crypto_free_tfm); int crypto_has_alg(const char *name, u32 type, u32 mask) diff --git a/crypto/blkcipher.c b/crypto/blkcipher.c index 6e93004f..b5befe8 100644 --- a/crypto/blkcipher.c +++ b/crypto/blkcipher.c @@ -16,6 +16,7 @@ #include <linux/crypto.h> #include <linux/errno.h> +#include <linux/hardirq.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/scatterlist.h> @@ -313,6 +314,9 @@ static int blkcipher_walk_first(struct blkcipher_desc *desc, struct crypto_blkcipher *tfm = desc->tfm; unsigned int alignmask = crypto_blkcipher_alignmask(tfm); + if (WARN_ON_ONCE(in_irq())) + return -EDEADLK; + walk->nbytes = walk->total; if (unlikely(!walk->total)) return 0; @@ -345,7 +349,8 @@ static int setkey(struct crypto_tfm *tfm, const u8 *key, return cipher->setkey(tfm, key, keylen); } -static unsigned int crypto_blkcipher_ctxsize(struct crypto_alg *alg) +static unsigned int crypto_blkcipher_ctxsize(struct crypto_alg *alg, u32 type, + u32 mask) { struct blkcipher_alg *cipher = &alg->cra_blkcipher; unsigned int len = alg->cra_ctxsize; @@ -358,7 +363,7 @@ static unsigned int crypto_blkcipher_ctxsize(struct crypto_alg *alg) return len; } -static int crypto_init_blkcipher_ops(struct crypto_tfm *tfm) +static int crypto_init_blkcipher_ops(struct crypto_tfm *tfm, u32 type, u32 mask) { struct blkcipher_tfm *crt = &tfm->crt_blkcipher; struct blkcipher_alg *alg = &tfm->__crt_alg->cra_blkcipher; diff --git a/crypto/camellia.c b/crypto/camellia.c new file mode 100644 index 0000000..6877ecf --- /dev/null +++ b/crypto/camellia.c @@ -0,0 +1,1801 @@ +/* + * Copyright (C) 2006 + * NTT (Nippon Telegraph and Telephone Corporation). + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +/* + * Algorithm Specification + * http://info.isl.ntt.co.jp/crypt/eng/camellia/specifications.html + */ + +/* + * + * NOTE --- NOTE --- NOTE --- NOTE + * This implementation assumes that all memory addresses passed + * as parameters are four-byte aligned. + * + */ + +#include <linux/crypto.h> +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> + + +#define CAMELLIA_MIN_KEY_SIZE 16 +#define CAMELLIA_MAX_KEY_SIZE 32 +#define CAMELLIA_BLOCK_SIZE 16 +#define CAMELLIA_TABLE_BYTE_LEN 272 +#define CAMELLIA_TABLE_WORD_LEN (CAMELLIA_TABLE_BYTE_LEN / 4) + +typedef u32 KEY_TABLE_TYPE[CAMELLIA_TABLE_WORD_LEN]; + + +/* key constants */ + +#define CAMELLIA_SIGMA1L (0xA09E667FL) +#define CAMELLIA_SIGMA1R (0x3BCC908BL) +#define CAMELLIA_SIGMA2L (0xB67AE858L) +#define CAMELLIA_SIGMA2R (0x4CAA73B2L) +#define CAMELLIA_SIGMA3L (0xC6EF372FL) +#define CAMELLIA_SIGMA3R (0xE94F82BEL) +#define CAMELLIA_SIGMA4L (0x54FF53A5L) +#define CAMELLIA_SIGMA4R (0xF1D36F1CL) +#define CAMELLIA_SIGMA5L (0x10E527FAL) +#define CAMELLIA_SIGMA5R (0xDE682D1DL) +#define CAMELLIA_SIGMA6L (0xB05688C2L) +#define CAMELLIA_SIGMA6R (0xB3E6C1FDL) + +struct camellia_ctx { + int key_length; + KEY_TABLE_TYPE key_table; +}; + + +/* + * macros + */ + + +# define GETU32(pt) (((u32)(pt)[0] << 24) \ + ^ ((u32)(pt)[1] << 16) \ + ^ ((u32)(pt)[2] << 8) \ + ^ ((u32)(pt)[3])) + +#define COPY4WORD(dst, src) \ + do { \ + (dst)[0]=(src)[0]; \ + (dst)[1]=(src)[1]; \ + (dst)[2]=(src)[2]; \ + (dst)[3]=(src)[3]; \ + }while(0) + +#define SWAP4WORD(word) \ + do { \ + CAMELLIA_SWAP4((word)[0]); \ + CAMELLIA_SWAP4((word)[1]); \ + CAMELLIA_SWAP4((word)[2]); \ + CAMELLIA_SWAP4((word)[3]); \ + }while(0) + +#define XOR4WORD(a, b)/* a = a ^ b */ \ + do { \ + (a)[0]^=(b)[0]; \ + (a)[1]^=(b)[1]; \ + (a)[2]^=(b)[2]; \ + (a)[3]^=(b)[3]; \ + }while(0) + +#define XOR4WORD2(a, b, c)/* a = b ^ c */ \ + do { \ + (a)[0]=(b)[0]^(c)[0]; \ + (a)[1]=(b)[1]^(c)[1]; \ + (a)[2]=(b)[2]^(c)[2]; \ + (a)[3]=(b)[3]^(c)[3]; \ + }while(0) + +#define CAMELLIA_SUBKEY_L(INDEX) (subkey[(INDEX)*2]) +#define CAMELLIA_SUBKEY_R(INDEX) (subkey[(INDEX)*2 + 1]) + +/* rotation right shift 1byte */ +#define CAMELLIA_RR8(x) (((x) >> 8) + ((x) << 24)) +/* rotation left shift 1bit */ +#define CAMELLIA_RL1(x) (((x) << 1) + ((x) >> 31)) +/* rotation left shift 1byte */ +#define CAMELLIA_RL8(x) (((x) << 8) + ((x) >> 24)) + +#define CAMELLIA_ROLDQ(ll, lr, rl, rr, w0, w1, bits) \ + do { \ + w0 = ll; \ + ll = (ll << bits) + (lr >> (32 - bits)); \ + lr = (lr << bits) + (rl >> (32 - bits)); \ + rl = (rl << bits) + (rr >> (32 - bits)); \ + rr = (rr << bits) + (w0 >> (32 - bits)); \ + } while(0) + +#define CAMELLIA_ROLDQo32(ll, lr, rl, rr, w0, w1, bits) \ + do { \ + w0 = ll; \ + w1 = lr; \ + ll = (lr << (bits - 32)) + (rl >> (64 - bits)); \ + lr = (rl << (bits - 32)) + (rr >> (64 - bits)); \ + rl = (rr << (bits - 32)) + (w0 >> (64 - bits)); \ + rr = (w0 << (bits - 32)) + (w1 >> (64 - bits)); \ + } while(0) + +#define CAMELLIA_SP1110(INDEX) (camellia_sp1110[(INDEX)]) +#define CAMELLIA_SP0222(INDEX) (camellia_sp0222[(INDEX)]) +#define CAMELLIA_SP3033(INDEX) (camellia_sp3033[(INDEX)]) +#define CAMELLIA_SP4404(INDEX) (camellia_sp4404[(INDEX)]) + +#define CAMELLIA_F(xl, xr, kl, kr, yl, yr, il, ir, t0, t1) \ + do { \ + il = xl ^ kl; \ + ir = xr ^ kr; \ + t0 = il >> 16; \ + t1 = ir >> 16; \ + yl = CAMELLIA_SP1110(ir & 0xff) \ + ^ CAMELLIA_SP0222((t1 >> 8) & 0xff) \ + ^ CAMELLIA_SP3033(t1 & 0xff) \ + ^ CAMELLIA_SP4404((ir >> 8) & 0xff); \ + yr = CAMELLIA_SP1110((t0 >> 8) & 0xff) \ + ^ CAMELLIA_SP0222(t0 & 0xff) \ + ^ CAMELLIA_SP3033((il >> 8) & 0xff) \ + ^ CAMELLIA_SP4404(il & 0xff); \ + yl ^= yr; \ + yr = CAMELLIA_RR8(yr); \ + yr ^= yl; \ + } while(0) + + +/* + * for speed up + * + */ +#define CAMELLIA_FLS(ll, lr, rl, rr, kll, klr, krl, krr, t0, t1, t2, t3) \ + do { \ + t0 = kll; \ + t2 = krr; \ + t0 &= ll; \ + t2 |= rr; \ + rl ^= t2; \ + lr ^= CAMELLIA_RL1(t0); \ + t3 = krl; \ + t1 = klr; \ + t3 &= rl; \ + t1 |= lr; \ + ll ^= t1; \ + rr ^= CAMELLIA_RL1(t3); \ + } while(0) + +#define CAMELLIA_ROUNDSM(xl, xr, kl, kr, yl, yr, il, ir, t0, t1) \ + do { \ + ir = CAMELLIA_SP1110(xr & 0xff); \ + il = CAMELLIA_SP1110((xl>>24) & 0xff); \ + ir ^= CAMELLIA_SP0222((xr>>24) & 0xff); \ + il ^= CAMELLIA_SP0222((xl>>16) & 0xff); \ + ir ^= CAMELLIA_SP3033((xr>>16) & 0xff); \ + il ^= CAMELLIA_SP3033((xl>>8) & 0xff); \ + ir ^= CAMELLIA_SP4404((xr>>8) & 0xff); \ + il ^= CAMELLIA_SP4404(xl & 0xff); \ + il ^= kl; \ + ir ^= il ^ kr; \ + yl ^= ir; \ + yr ^= CAMELLIA_RR8(il) ^ ir; \ + } while(0) + +/** + * Stuff related to the Camellia key schedule + */ +#define SUBL(x) subL[(x)] +#define SUBR(x) subR[(x)] + + +static const u32 camellia_sp1110[256] = { + 0x70707000,0x82828200,0x2c2c2c00,0xececec00, + 0xb3b3b300,0x27272700,0xc0c0c000,0xe5e5e500, + 0xe4e4e400,0x85858500,0x57575700,0x35353500, + 0xeaeaea00,0x0c0c0c00,0xaeaeae00,0x41414100, + 0x23232300,0xefefef00,0x6b6b6b00,0x93939300, + 0x45454500,0x19191900,0xa5a5a500,0x21212100, + 0xededed00,0x0e0e0e00,0x4f4f4f00,0x4e4e4e00, + 0x1d1d1d00,0x65656500,0x92929200,0xbdbdbd00, + 0x86868600,0xb8b8b800,0xafafaf00,0x8f8f8f00, + 0x7c7c7c00,0xebebeb00,0x1f1f1f00,0xcecece00, + 0x3e3e3e00,0x30303000,0xdcdcdc00,0x5f5f5f00, + 0x5e5e5e00,0xc5c5c500,0x0b0b0b00,0x1a1a1a00, + 0xa6a6a600,0xe1e1e100,0x39393900,0xcacaca00, + 0xd5d5d500,0x47474700,0x5d5d5d00,0x3d3d3d00, + 0xd9d9d900,0x01010100,0x5a5a5a00,0xd6d6d600, + 0x51515100,0x56565600,0x6c6c6c00,0x4d4d4d00, + 0x8b8b8b00,0x0d0d0d00,0x9a9a9a00,0x66666600, + 0xfbfbfb00,0xcccccc00,0xb0b0b000,0x2d2d2d00, + 0x74747400,0x12121200,0x2b2b2b00,0x20202000, + 0xf0f0f000,0xb1b1b100,0x84848400,0x99999900, + 0xdfdfdf00,0x4c4c4c00,0xcbcbcb00,0xc2c2c200, + 0x34343400,0x7e7e7e00,0x76767600,0x05050500, + 0x6d6d6d00,0xb7b7b700,0xa9a9a900,0x31313100, + 0xd1d1d100,0x17171700,0x04040400,0xd7d7d700, + 0x14141400,0x58585800,0x3a3a3a00,0x61616100, + 0xdedede00,0x1b1b1b00,0x11111100,0x1c1c1c00, + 0x32323200,0x0f0f0f00,0x9c9c9c00,0x16161600, + 0x53535300,0x18181800,0xf2f2f200,0x22222200, + 0xfefefe00,0x44444400,0xcfcfcf00,0xb2b2b200, + 0xc3c3c300,0xb5b5b500,0x7a7a7a00,0x91919100, + 0x24242400,0x08080800,0xe8e8e800,0xa8a8a800, + 0x60606000,0xfcfcfc00,0x69696900,0x50505000, + 0xaaaaaa00,0xd0d0d000,0xa0a0a000,0x7d7d7d00, + 0xa1a1a100,0x89898900,0x62626200,0x97979700, + 0x54545400,0x5b5b5b00,0x1e1e1e00,0x95959500, + 0xe0e0e000,0xffffff00,0x64646400,0xd2d2d200, + 0x10101000,0xc4c4c400,0x00000000,0x48484800, + 0xa3a3a300,0xf7f7f700,0x75757500,0xdbdbdb00, + 0x8a8a8a00,0x03030300,0xe6e6e600,0xdadada00, + 0x09090900,0x3f3f3f00,0xdddddd00,0x94949400, + 0x87878700,0x5c5c5c00,0x83838300,0x02020200, + 0xcdcdcd00,0x4a4a4a00,0x90909000,0x33333300, + 0x73737300,0x67676700,0xf6f6f600,0xf3f3f300, + 0x9d9d9d00,0x7f7f7f00,0xbfbfbf00,0xe2e2e200, + 0x52525200,0x9b9b9b00,0xd8d8d800,0x26262600, + 0xc8c8c800,0x37373700,0xc6c6c600,0x3b3b3b00, + 0x81818100,0x96969600,0x6f6f6f00,0x4b4b4b00, + 0x13131300,0xbebebe00,0x63636300,0x2e2e2e00, + 0xe9e9e900,0x79797900,0xa7a7a700,0x8c8c8c00, + 0x9f9f9f00,0x6e6e6e00,0xbcbcbc00,0x8e8e8e00, + 0x29292900,0xf5f5f500,0xf9f9f900,0xb6b6b600, + 0x2f2f2f00,0xfdfdfd00,0xb4b4b400,0x59595900, + 0x78787800,0x98989800,0x06060600,0x6a6a6a00, + 0xe7e7e700,0x46464600,0x71717100,0xbababa00, + 0xd4d4d400,0x25252500,0xababab00,0x42424200, + 0x88888800,0xa2a2a200,0x8d8d8d00,0xfafafa00, + 0x72727200,0x07070700,0xb9b9b900,0x55555500, + 0xf8f8f800,0xeeeeee00,0xacacac00,0x0a0a0a00, + 0x36363600,0x49494900,0x2a2a2a00,0x68686800, + 0x3c3c3c00,0x38383800,0xf1f1f100,0xa4a4a400, + 0x40404000,0x28282800,0xd3d3d300,0x7b7b7b00, + 0xbbbbbb00,0xc9c9c900,0x43434300,0xc1c1c100, + 0x15151500,0xe3e3e300,0xadadad00,0xf4f4f400, + 0x77777700,0xc7c7c700,0x80808000,0x9e9e9e00, +}; + +static const u32 camellia_sp0222[256] = { + 0x00e0e0e0,0x00050505,0x00585858,0x00d9d9d9, + 0x00676767,0x004e4e4e,0x00818181,0x00cbcbcb, + 0x00c9c9c9,0x000b0b0b,0x00aeaeae,0x006a6a6a, + 0x00d5d5d5,0x00181818,0x005d5d5d,0x00828282, + 0x00464646,0x00dfdfdf,0x00d6d6d6,0x00272727, + 0x008a8a8a,0x00323232,0x004b4b4b,0x00424242, + 0x00dbdbdb,0x001c1c1c,0x009e9e9e,0x009c9c9c, + 0x003a3a3a,0x00cacaca,0x00252525,0x007b7b7b, + 0x000d0d0d,0x00717171,0x005f5f5f,0x001f1f1f, + 0x00f8f8f8,0x00d7d7d7,0x003e3e3e,0x009d9d9d, + 0x007c7c7c,0x00606060,0x00b9b9b9,0x00bebebe, + 0x00bcbcbc,0x008b8b8b,0x00161616,0x00343434, + 0x004d4d4d,0x00c3c3c3,0x00727272,0x00959595, + 0x00ababab,0x008e8e8e,0x00bababa,0x007a7a7a, + 0x00b3b3b3,0x00020202,0x00b4b4b4,0x00adadad, + 0x00a2a2a2,0x00acacac,0x00d8d8d8,0x009a9a9a, + 0x00171717,0x001a1a1a,0x00353535,0x00cccccc, + 0x00f7f7f7,0x00999999,0x00616161,0x005a5a5a, + 0x00e8e8e8,0x00242424,0x00565656,0x00404040, + 0x00e1e1e1,0x00636363,0x00090909,0x00333333, + 0x00bfbfbf,0x00989898,0x00979797,0x00858585, + 0x00686868,0x00fcfcfc,0x00ececec,0x000a0a0a, + 0x00dadada,0x006f6f6f,0x00535353,0x00626262, + 0x00a3a3a3,0x002e2e2e,0x00080808,0x00afafaf, + 0x00282828,0x00b0b0b0,0x00747474,0x00c2c2c2, + 0x00bdbdbd,0x00363636,0x00222222,0x00383838, + 0x00646464,0x001e1e1e,0x00393939,0x002c2c2c, + 0x00a6a6a6,0x00303030,0x00e5e5e5,0x00444444, + 0x00fdfdfd,0x00888888,0x009f9f9f,0x00656565, + 0x00878787,0x006b6b6b,0x00f4f4f4,0x00232323, + 0x00484848,0x00101010,0x00d1d1d1,0x00515151, + 0x00c0c0c0,0x00f9f9f9,0x00d2d2d2,0x00a0a0a0, + 0x00555555,0x00a1a1a1,0x00414141,0x00fafafa, + 0x00434343,0x00131313,0x00c4c4c4,0x002f2f2f, + 0x00a8a8a8,0x00b6b6b6,0x003c3c3c,0x002b2b2b, + 0x00c1c1c1,0x00ffffff,0x00c8c8c8,0x00a5a5a5, + 0x00202020,0x00898989,0x00000000,0x00909090, + 0x00474747,0x00efefef,0x00eaeaea,0x00b7b7b7, + 0x00151515,0x00060606,0x00cdcdcd,0x00b5b5b5, + 0x00121212,0x007e7e7e,0x00bbbbbb,0x00292929, + 0x000f0f0f,0x00b8b8b8,0x00070707,0x00040404, + 0x009b9b9b,0x00949494,0x00212121,0x00666666, + 0x00e6e6e6,0x00cecece,0x00ededed,0x00e7e7e7, + 0x003b3b3b,0x00fefefe,0x007f7f7f,0x00c5c5c5, + 0x00a4a4a4,0x00373737,0x00b1b1b1,0x004c4c4c, + 0x00919191,0x006e6e6e,0x008d8d8d,0x00767676, + 0x00030303,0x002d2d2d,0x00dedede,0x00969696, + 0x00262626,0x007d7d7d,0x00c6c6c6,0x005c5c5c, + 0x00d3d3d3,0x00f2f2f2,0x004f4f4f,0x00191919, + 0x003f3f3f,0x00dcdcdc,0x00797979,0x001d1d1d, + 0x00525252,0x00ebebeb,0x00f3f3f3,0x006d6d6d, + 0x005e5e5e,0x00fbfbfb,0x00696969,0x00b2b2b2, + 0x00f0f0f0,0x00313131,0x000c0c0c,0x00d4d4d4, + 0x00cfcfcf,0x008c8c8c,0x00e2e2e2,0x00757575, + 0x00a9a9a9,0x004a4a4a,0x00575757,0x00848484, + 0x00111111,0x00454545,0x001b1b1b,0x00f5f5f5, + 0x00e4e4e4,0x000e0e0e,0x00737373,0x00aaaaaa, + 0x00f1f1f1,0x00dddddd,0x00595959,0x00141414, + 0x006c6c6c,0x00929292,0x00545454,0x00d0d0d0, + 0x00787878,0x00707070,0x00e3e3e3,0x00494949, + 0x00808080,0x00505050,0x00a7a7a7,0x00f6f6f6, + 0x00777777,0x00939393,0x00868686,0x00838383, + 0x002a2a2a,0x00c7c7c7,0x005b5b5b,0x00e9e9e9, + 0x00eeeeee,0x008f8f8f,0x00010101,0x003d3d3d, +}; + +static const u32 camellia_sp3033[256] = { + 0x38003838,0x41004141,0x16001616,0x76007676, + 0xd900d9d9,0x93009393,0x60006060,0xf200f2f2, + 0x72007272,0xc200c2c2,0xab00abab,0x9a009a9a, + 0x75007575,0x06000606,0x57005757,0xa000a0a0, + 0x91009191,0xf700f7f7,0xb500b5b5,0xc900c9c9, + 0xa200a2a2,0x8c008c8c,0xd200d2d2,0x90009090, + 0xf600f6f6,0x07000707,0xa700a7a7,0x27002727, + 0x8e008e8e,0xb200b2b2,0x49004949,0xde00dede, + 0x43004343,0x5c005c5c,0xd700d7d7,0xc700c7c7, + 0x3e003e3e,0xf500f5f5,0x8f008f8f,0x67006767, + 0x1f001f1f,0x18001818,0x6e006e6e,0xaf00afaf, + 0x2f002f2f,0xe200e2e2,0x85008585,0x0d000d0d, + 0x53005353,0xf000f0f0,0x9c009c9c,0x65006565, + 0xea00eaea,0xa300a3a3,0xae00aeae,0x9e009e9e, + 0xec00ecec,0x80008080,0x2d002d2d,0x6b006b6b, + 0xa800a8a8,0x2b002b2b,0x36003636,0xa600a6a6, + 0xc500c5c5,0x86008686,0x4d004d4d,0x33003333, + 0xfd00fdfd,0x66006666,0x58005858,0x96009696, + 0x3a003a3a,0x09000909,0x95009595,0x10001010, + 0x78007878,0xd800d8d8,0x42004242,0xcc00cccc, + 0xef00efef,0x26002626,0xe500e5e5,0x61006161, + 0x1a001a1a,0x3f003f3f,0x3b003b3b,0x82008282, + 0xb600b6b6,0xdb00dbdb,0xd400d4d4,0x98009898, + 0xe800e8e8,0x8b008b8b,0x02000202,0xeb00ebeb, + 0x0a000a0a,0x2c002c2c,0x1d001d1d,0xb000b0b0, + 0x6f006f6f,0x8d008d8d,0x88008888,0x0e000e0e, + 0x19001919,0x87008787,0x4e004e4e,0x0b000b0b, + 0xa900a9a9,0x0c000c0c,0x79007979,0x11001111, + 0x7f007f7f,0x22002222,0xe700e7e7,0x59005959, + 0xe100e1e1,0xda00dada,0x3d003d3d,0xc800c8c8, + 0x12001212,0x04000404,0x74007474,0x54005454, + 0x30003030,0x7e007e7e,0xb400b4b4,0x28002828, + 0x55005555,0x68006868,0x50005050,0xbe00bebe, + 0xd000d0d0,0xc400c4c4,0x31003131,0xcb00cbcb, + 0x2a002a2a,0xad00adad,0x0f000f0f,0xca00caca, + 0x70007070,0xff00ffff,0x32003232,0x69006969, + 0x08000808,0x62006262,0x00000000,0x24002424, + 0xd100d1d1,0xfb00fbfb,0xba00baba,0xed00eded, + 0x45004545,0x81008181,0x73007373,0x6d006d6d, + 0x84008484,0x9f009f9f,0xee00eeee,0x4a004a4a, + 0xc300c3c3,0x2e002e2e,0xc100c1c1,0x01000101, + 0xe600e6e6,0x25002525,0x48004848,0x99009999, + 0xb900b9b9,0xb300b3b3,0x7b007b7b,0xf900f9f9, + 0xce00cece,0xbf00bfbf,0xdf00dfdf,0x71007171, + 0x29002929,0xcd00cdcd,0x6c006c6c,0x13001313, + 0x64006464,0x9b009b9b,0x63006363,0x9d009d9d, + 0xc000c0c0,0x4b004b4b,0xb700b7b7,0xa500a5a5, + 0x89008989,0x5f005f5f,0xb100b1b1,0x17001717, + 0xf400f4f4,0xbc00bcbc,0xd300d3d3,0x46004646, + 0xcf00cfcf,0x37003737,0x5e005e5e,0x47004747, + 0x94009494,0xfa00fafa,0xfc00fcfc,0x5b005b5b, + 0x97009797,0xfe00fefe,0x5a005a5a,0xac00acac, + 0x3c003c3c,0x4c004c4c,0x03000303,0x35003535, + 0xf300f3f3,0x23002323,0xb800b8b8,0x5d005d5d, + 0x6a006a6a,0x92009292,0xd500d5d5,0x21002121, + 0x44004444,0x51005151,0xc600c6c6,0x7d007d7d, + 0x39003939,0x83008383,0xdc00dcdc,0xaa00aaaa, + 0x7c007c7c,0x77007777,0x56005656,0x05000505, + 0x1b001b1b,0xa400a4a4,0x15001515,0x34003434, + 0x1e001e1e,0x1c001c1c,0xf800f8f8,0x52005252, + 0x20002020,0x14001414,0xe900e9e9,0xbd00bdbd, + 0xdd00dddd,0xe400e4e4,0xa100a1a1,0xe000e0e0, + 0x8a008a8a,0xf100f1f1,0xd600d6d6,0x7a007a7a, + 0xbb00bbbb,0xe300e3e3,0x40004040,0x4f004f4f, +}; + +static const u32 camellia_sp4404[256] = { + 0x70700070,0x2c2c002c,0xb3b300b3,0xc0c000c0, + 0xe4e400e4,0x57570057,0xeaea00ea,0xaeae00ae, + 0x23230023,0x6b6b006b,0x45450045,0xa5a500a5, + 0xeded00ed,0x4f4f004f,0x1d1d001d,0x92920092, + 0x86860086,0xafaf00af,0x7c7c007c,0x1f1f001f, + 0x3e3e003e,0xdcdc00dc,0x5e5e005e,0x0b0b000b, + 0xa6a600a6,0x39390039,0xd5d500d5,0x5d5d005d, + 0xd9d900d9,0x5a5a005a,0x51510051,0x6c6c006c, + 0x8b8b008b,0x9a9a009a,0xfbfb00fb,0xb0b000b0, + 0x74740074,0x2b2b002b,0xf0f000f0,0x84840084, + 0xdfdf00df,0xcbcb00cb,0x34340034,0x76760076, + 0x6d6d006d,0xa9a900a9,0xd1d100d1,0x04040004, + 0x14140014,0x3a3a003a,0xdede00de,0x11110011, + 0x32320032,0x9c9c009c,0x53530053,0xf2f200f2, + 0xfefe00fe,0xcfcf00cf,0xc3c300c3,0x7a7a007a, + 0x24240024,0xe8e800e8,0x60600060,0x69690069, + 0xaaaa00aa,0xa0a000a0,0xa1a100a1,0x62620062, + 0x54540054,0x1e1e001e,0xe0e000e0,0x64640064, + 0x10100010,0x00000000,0xa3a300a3,0x75750075, + 0x8a8a008a,0xe6e600e6,0x09090009,0xdddd00dd, + 0x87870087,0x83830083,0xcdcd00cd,0x90900090, + 0x73730073,0xf6f600f6,0x9d9d009d,0xbfbf00bf, + 0x52520052,0xd8d800d8,0xc8c800c8,0xc6c600c6, + 0x81810081,0x6f6f006f,0x13130013,0x63630063, + 0xe9e900e9,0xa7a700a7,0x9f9f009f,0xbcbc00bc, + 0x29290029,0xf9f900f9,0x2f2f002f,0xb4b400b4, + 0x78780078,0x06060006,0xe7e700e7,0x71710071, + 0xd4d400d4,0xabab00ab,0x88880088,0x8d8d008d, + 0x72720072,0xb9b900b9,0xf8f800f8,0xacac00ac, + 0x36360036,0x2a2a002a,0x3c3c003c,0xf1f100f1, + 0x40400040,0xd3d300d3,0xbbbb00bb,0x43430043, + 0x15150015,0xadad00ad,0x77770077,0x80800080, + 0x82820082,0xecec00ec,0x27270027,0xe5e500e5, + 0x85850085,0x35350035,0x0c0c000c,0x41410041, + 0xefef00ef,0x93930093,0x19190019,0x21210021, + 0x0e0e000e,0x4e4e004e,0x65650065,0xbdbd00bd, + 0xb8b800b8,0x8f8f008f,0xebeb00eb,0xcece00ce, + 0x30300030,0x5f5f005f,0xc5c500c5,0x1a1a001a, + 0xe1e100e1,0xcaca00ca,0x47470047,0x3d3d003d, + 0x01010001,0xd6d600d6,0x56560056,0x4d4d004d, + 0x0d0d000d,0x66660066,0xcccc00cc,0x2d2d002d, + 0x12120012,0x20200020,0xb1b100b1,0x99990099, + 0x4c4c004c,0xc2c200c2,0x7e7e007e,0x05050005, + 0xb7b700b7,0x31310031,0x17170017,0xd7d700d7, + 0x58580058,0x61610061,0x1b1b001b,0x1c1c001c, + 0x0f0f000f,0x16160016,0x18180018,0x22220022, + 0x44440044,0xb2b200b2,0xb5b500b5,0x91910091, + 0x08080008,0xa8a800a8,0xfcfc00fc,0x50500050, + 0xd0d000d0,0x7d7d007d,0x89890089,0x97970097, + 0x5b5b005b,0x95950095,0xffff00ff,0xd2d200d2, + 0xc4c400c4,0x48480048,0xf7f700f7,0xdbdb00db, + 0x03030003,0xdada00da,0x3f3f003f,0x94940094, + 0x5c5c005c,0x02020002,0x4a4a004a,0x33330033, + 0x67670067,0xf3f300f3,0x7f7f007f,0xe2e200e2, + 0x9b9b009b,0x26260026,0x37370037,0x3b3b003b, + 0x96960096,0x4b4b004b,0xbebe00be,0x2e2e002e, + 0x79790079,0x8c8c008c,0x6e6e006e,0x8e8e008e, + 0xf5f500f5,0xb6b600b6,0xfdfd00fd,0x59590059, + 0x98980098,0x6a6a006a,0x46460046,0xbaba00ba, + 0x25250025,0x42420042,0xa2a200a2,0xfafa00fa, + 0x07070007,0x55550055,0xeeee00ee,0x0a0a000a, + 0x49490049,0x68680068,0x38380038,0xa4a400a4, + 0x28280028,0x7b7b007b,0xc9c900c9,0xc1c100c1, + 0xe3e300e3,0xf4f400f4,0xc7c700c7,0x9e9e009e, +}; + + + +static void camellia_setup128(const unsigned char *key, u32 *subkey) +{ + u32 kll, klr, krl, krr; + u32 il, ir, t0, t1, w0, w1; + u32 kw4l, kw4r, dw, tl, tr; + u32 subL[26]; + u32 subR[26]; + + /** + * k == kll || klr || krl || krr (|| is concatination) + */ + kll = GETU32(key ); + klr = GETU32(key + 4); + krl = GETU32(key + 8); + krr = GETU32(key + 12); + /** + * generate KL dependent subkeys + */ + /* kw1 */ + SUBL(0) = kll; SUBR(0) = klr; + /* kw2 */ + SUBL(1) = krl; SUBR(1) = krr; + /* rotation left shift 15bit */ + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); + /* k3 */ + SUBL(4) = kll; SUBR(4) = klr; + /* k4 */ + SUBL(5) = krl; SUBR(5) = krr; + /* rotation left shift 15+30bit */ + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 30); + /* k7 */ + SUBL(10) = kll; SUBR(10) = klr; + /* k8 */ + SUBL(11) = krl; SUBR(11) = krr; + /* rotation left shift 15+30+15bit */ + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); + /* k10 */ + SUBL(13) = krl; SUBR(13) = krr; + /* rotation left shift 15+30+15+17 bit */ + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); + /* kl3 */ + SUBL(16) = kll; SUBR(16) = klr; + /* kl4 */ + SUBL(17) = krl; SUBR(17) = krr; + /* rotation left shift 15+30+15+17+17 bit */ + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); + /* k13 */ + SUBL(18) = kll; SUBR(18) = klr; + /* k14 */ + SUBL(19) = krl; SUBR(19) = krr; + /* rotation left shift 15+30+15+17+17+17 bit */ + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); + /* k17 */ + SUBL(22) = kll; SUBR(22) = klr; + /* k18 */ + SUBL(23) = krl; SUBR(23) = krr; + + /* generate KA */ + kll = SUBL(0); klr = SUBR(0); + krl = SUBL(1); krr = SUBR(1); + CAMELLIA_F(kll, klr, + CAMELLIA_SIGMA1L, CAMELLIA_SIGMA1R, + w0, w1, il, ir, t0, t1); + krl ^= w0; krr ^= w1; + CAMELLIA_F(krl, krr, + CAMELLIA_SIGMA2L, CAMELLIA_SIGMA2R, + kll, klr, il, ir, t0, t1); + /* current status == (kll, klr, w0, w1) */ + CAMELLIA_F(kll, klr, + CAMELLIA_SIGMA3L, CAMELLIA_SIGMA3R, + krl, krr, il, ir, t0, t1); + krl ^= w0; krr ^= w1; + CAMELLIA_F(krl, krr, + CAMELLIA_SIGMA4L, CAMELLIA_SIGMA4R, + w0, w1, il, ir, t0, t1); + kll ^= w0; klr ^= w1; + + /* generate KA dependent subkeys */ + /* k1, k2 */ + SUBL(2) = kll; SUBR(2) = klr; + SUBL(3) = krl; SUBR(3) = krr; + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); + /* k5,k6 */ + SUBL(6) = kll; SUBR(6) = klr; + SUBL(7) = krl; SUBR(7) = krr; + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); + /* kl1, kl2 */ + SUBL(8) = kll; SUBR(8) = klr; + SUBL(9) = krl; SUBR(9) = krr; + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); + /* k9 */ + SUBL(12) = kll; SUBR(12) = klr; + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); + /* k11, k12 */ + SUBL(14) = kll; SUBR(14) = klr; + SUBL(15) = krl; SUBR(15) = krr; + CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 34); + /* k15, k16 */ + SUBL(20) = kll; SUBR(20) = klr; + SUBL(21) = krl; SUBR(21) = krr; + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); + /* kw3, kw4 */ + SUBL(24) = kll; SUBR(24) = klr; + SUBL(25) = krl; SUBR(25) = krr; + + + /* absorb kw2 to other subkeys */ + /* round 2 */ + SUBL(3) ^= SUBL(1); SUBR(3) ^= SUBR(1); + /* round 4 */ + SUBL(5) ^= SUBL(1); SUBR(5) ^= SUBR(1); + /* round 6 */ + SUBL(7) ^= SUBL(1); SUBR(7) ^= SUBR(1); + SUBL(1) ^= SUBR(1) & ~SUBR(9); + dw = SUBL(1) & SUBL(9), + SUBR(1) ^= CAMELLIA_RL1(dw); /* modified for FLinv(kl2) */ + /* round 8 */ + SUBL(11) ^= SUBL(1); SUBR(11) ^= SUBR(1); + /* round 10 */ + SUBL(13) ^= SUBL(1); SUBR(13) ^= SUBR(1); + /* round 12 */ + SUBL(15) ^= SUBL(1); SUBR(15) ^= SUBR(1); + SUBL(1) ^= SUBR(1) & ~SUBR(17); + dw = SUBL(1) & SUBL(17), + SUBR(1) ^= CAMELLIA_RL1(dw); /* modified for FLinv(kl4) */ + /* round 14 */ + SUBL(19) ^= SUBL(1); SUBR(19) ^= SUBR(1); + /* round 16 */ + SUBL(21) ^= SUBL(1); SUBR(21) ^= SUBR(1); + /* round 18 */ + SUBL(23) ^= SUBL(1); SUBR(23) ^= SUBR(1); + /* kw3 */ + SUBL(24) ^= SUBL(1); SUBR(24) ^= SUBR(1); + + /* absorb kw4 to other subkeys */ + kw4l = SUBL(25); kw4r = SUBR(25); + /* round 17 */ + SUBL(22) ^= kw4l; SUBR(22) ^= kw4r; + /* round 15 */ + SUBL(20) ^= kw4l; SUBR(20) ^= kw4r; + /* round 13 */ + SUBL(18) ^= kw4l; SUBR(18) ^= kw4r; + kw4l ^= kw4r & ~SUBR(16); + dw = kw4l & SUBL(16), + kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl3) */ + /* round 11 */ + SUBL(14) ^= kw4l; SUBR(14) ^= kw4r; + /* round 9 */ + SUBL(12) ^= kw4l; SUBR(12) ^= kw4r; + /* round 7 */ + SUBL(10) ^= kw4l; SUBR(10) ^= kw4r; + kw4l ^= kw4r & ~SUBR(8); + dw = kw4l & SUBL(8), + kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl1) */ + /* round 5 */ + SUBL(6) ^= kw4l; SUBR(6) ^= kw4r; + /* round 3 */ + SUBL(4) ^= kw4l; SUBR(4) ^= kw4r; + /* round 1 */ + SUBL(2) ^= kw4l; SUBR(2) ^= kw4r; + /* kw1 */ + SUBL(0) ^= kw4l; SUBR(0) ^= kw4r; + + + /* key XOR is end of F-function */ + CAMELLIA_SUBKEY_L(0) = SUBL(0) ^ SUBL(2);/* kw1 */ + CAMELLIA_SUBKEY_R(0) = SUBR(0) ^ SUBR(2); + CAMELLIA_SUBKEY_L(2) = SUBL(3); /* round 1 */ + CAMELLIA_SUBKEY_R(2) = SUBR(3); + CAMELLIA_SUBKEY_L(3) = SUBL(2) ^ SUBL(4); /* round 2 */ + CAMELLIA_SUBKEY_R(3) = SUBR(2) ^ SUBR(4); + CAMELLIA_SUBKEY_L(4) = SUBL(3) ^ SUBL(5); /* round 3 */ + CAMELLIA_SUBKEY_R(4) = SUBR(3) ^ SUBR(5); + CAMELLIA_SUBKEY_L(5) = SUBL(4) ^ SUBL(6); /* round 4 */ + CAMELLIA_SUBKEY_R(5) = SUBR(4) ^ SUBR(6); + CAMELLIA_SUBKEY_L(6) = SUBL(5) ^ SUBL(7); /* round 5 */ + CAMELLIA_SUBKEY_R(6) = SUBR(5) ^ SUBR(7); + tl = SUBL(10) ^ (SUBR(10) & ~SUBR(8)); + dw = tl & SUBL(8), /* FL(kl1) */ + tr = SUBR(10) ^ CAMELLIA_RL1(dw); + CAMELLIA_SUBKEY_L(7) = SUBL(6) ^ tl; /* round 6 */ + CAMELLIA_SUBKEY_R(7) = SUBR(6) ^ tr; + CAMELLIA_SUBKEY_L(8) = SUBL(8); /* FL(kl1) */ + CAMELLIA_SUBKEY_R(8) = SUBR(8); + CAMELLIA_SUBKEY_L(9) = SUBL(9); /* FLinv(kl2) */ + CAMELLIA_SUBKEY_R(9) = SUBR(9); + tl = SUBL(7) ^ (SUBR(7) & ~SUBR(9)); + dw = tl & SUBL(9), /* FLinv(kl2) */ + tr = SUBR(7) ^ CAMELLIA_RL1(dw); + CAMELLIA_SUBKEY_L(10) = tl ^ SUBL(11); /* round 7 */ + CAMELLIA_SUBKEY_R(10) = tr ^ SUBR(11); + CAMELLIA_SUBKEY_L(11) = SUBL(10) ^ SUBL(12); /* round 8 */ + CAMELLIA_SUBKEY_R(11) = SUBR(10) ^ SUBR(12); + CAMELLIA_SUBKEY_L(12) = SUBL(11) ^ SUBL(13); /* round 9 */ + CAMELLIA_SUBKEY_R(12) = SUBR(11) ^ SUBR(13); + CAMELLIA_SUBKEY_L(13) = SUBL(12) ^ SUBL(14); /* round 10 */ + CAMELLIA_SUBKEY_R(13) = SUBR(12) ^ SUBR(14); + CAMELLIA_SUBKEY_L(14) = SUBL(13) ^ SUBL(15); /* round 11 */ + CAMELLIA_SUBKEY_R(14) = SUBR(13) ^ SUBR(15); + tl = SUBL(18) ^ (SUBR(18) & ~SUBR(16)); + dw = tl & SUBL(16), /* FL(kl3) */ + tr = SUBR(18) ^ CAMELLIA_RL1(dw); + CAMELLIA_SUBKEY_L(15) = SUBL(14) ^ tl; /* round 12 */ + CAMELLIA_SUBKEY_R(15) = SUBR(14) ^ tr; + CAMELLIA_SUBKEY_L(16) = SUBL(16); /* FL(kl3) */ + CAMELLIA_SUBKEY_R(16) = SUBR(16); + CAMELLIA_SUBKEY_L(17) = SUBL(17); /* FLinv(kl4) */ + CAMELLIA_SUBKEY_R(17) = SUBR(17); + tl = SUBL(15) ^ (SUBR(15) & ~SUBR(17)); + dw = tl & SUBL(17), /* FLinv(kl4) */ + tr = SUBR(15) ^ CAMELLIA_RL1(dw); + CAMELLIA_SUBKEY_L(18) = tl ^ SUBL(19); /* round 13 */ + CAMELLIA_SUBKEY_R(18) = tr ^ SUBR(19); + CAMELLIA_SUBKEY_L(19) = SUBL(18) ^ SUBL(20); /* round 14 */ + CAMELLIA_SUBKEY_R(19) = SUBR(18) ^ SUBR(20); + CAMELLIA_SUBKEY_L(20) = SUBL(19) ^ SUBL(21); /* round 15 */ + CAMELLIA_SUBKEY_R(20) = SUBR(19) ^ SUBR(21); + CAMELLIA_SUBKEY_L(21) = SUBL(20) ^ SUBL(22); /* round 16 */ + CAMELLIA_SUBKEY_R(21) = SUBR(20) ^ SUBR(22); + CAMELLIA_SUBKEY_L(22) = SUBL(21) ^ SUBL(23); /* round 17 */ + CAMELLIA_SUBKEY_R(22) = SUBR(21) ^ SUBR(23); + CAMELLIA_SUBKEY_L(23) = SUBL(22); /* round 18 */ + CAMELLIA_SUBKEY_R(23) = SUBR(22); + CAMELLIA_SUBKEY_L(24) = SUBL(24) ^ SUBL(23); /* kw3 */ + CAMELLIA_SUBKEY_R(24) = SUBR(24) ^ SUBR(23); + + /* apply the inverse of the last half of P-function */ + dw = CAMELLIA_SUBKEY_L(2) ^ CAMELLIA_SUBKEY_R(2), + dw = CAMELLIA_RL8(dw);/* round 1 */ + CAMELLIA_SUBKEY_R(2) = CAMELLIA_SUBKEY_L(2) ^ dw, + CAMELLIA_SUBKEY_L(2) = dw; + dw = CAMELLIA_SUBKEY_L(3) ^ CAMELLIA_SUBKEY_R(3), + dw = CAMELLIA_RL8(dw);/* round 2 */ + CAMELLIA_SUBKEY_R(3) = CAMELLIA_SUBKEY_L(3) ^ dw, + CAMELLIA_SUBKEY_L(3) = dw; + dw = CAMELLIA_SUBKEY_L(4) ^ CAMELLIA_SUBKEY_R(4), + dw = CAMELLIA_RL8(dw);/* round 3 */ + CAMELLIA_SUBKEY_R(4) = CAMELLIA_SUBKEY_L(4) ^ dw, + CAMELLIA_SUBKEY_L(4) = dw; + dw = CAMELLIA_SUBKEY_L(5) ^ CAMELLIA_SUBKEY_R(5), + dw = CAMELLIA_RL8(dw);/* round 4 */ + CAMELLIA_SUBKEY_R(5) = CAMELLIA_SUBKEY_L(5) ^ dw, + CAMELLIA_SUBKEY_L(5) = dw; + dw = CAMELLIA_SUBKEY_L(6) ^ CAMELLIA_SUBKEY_R(6), + dw = CAMELLIA_RL8(dw);/* round 5 */ + CAMELLIA_SUBKEY_R(6) = CAMELLIA_SUBKEY_L(6) ^ dw, + CAMELLIA_SUBKEY_L(6) = dw; + dw = CAMELLIA_SUBKEY_L(7) ^ CAMELLIA_SUBKEY_R(7), + dw = CAMELLIA_RL8(dw);/* round 6 */ + CAMELLIA_SUBKEY_R(7) = CAMELLIA_SUBKEY_L(7) ^ dw, + CAMELLIA_SUBKEY_L(7) = dw; + dw = CAMELLIA_SUBKEY_L(10) ^ CAMELLIA_SUBKEY_R(10), + dw = CAMELLIA_RL8(dw);/* round 7 */ + CAMELLIA_SUBKEY_R(10) = CAMELLIA_SUBKEY_L(10) ^ dw, + CAMELLIA_SUBKEY_L(10) = dw; + dw = CAMELLIA_SUBKEY_L(11) ^ CAMELLIA_SUBKEY_R(11), + dw = CAMELLIA_RL8(dw);/* round 8 */ + CAMELLIA_SUBKEY_R(11) = CAMELLIA_SUBKEY_L(11) ^ dw, + CAMELLIA_SUBKEY_L(11) = dw; + dw = CAMELLIA_SUBKEY_L(12) ^ CAMELLIA_SUBKEY_R(12), + dw = CAMELLIA_RL8(dw);/* round 9 */ + CAMELLIA_SUBKEY_R(12) = CAMELLIA_SUBKEY_L(12) ^ dw, + CAMELLIA_SUBKEY_L(12) = dw; + dw = CAMELLIA_SUBKEY_L(13) ^ CAMELLIA_SUBKEY_R(13), + dw = CAMELLIA_RL8(dw);/* round 10 */ + CAMELLIA_SUBKEY_R(13) = CAMELLIA_SUBKEY_L(13) ^ dw, + CAMELLIA_SUBKEY_L(13) = dw; + dw = CAMELLIA_SUBKEY_L(14) ^ CAMELLIA_SUBKEY_R(14), + dw = CAMELLIA_RL8(dw);/* round 11 */ + CAMELLIA_SUBKEY_R(14) = CAMELLIA_SUBKEY_L(14) ^ dw, + CAMELLIA_SUBKEY_L(14) = dw; + dw = CAMELLIA_SUBKEY_L(15) ^ CAMELLIA_SUBKEY_R(15), + dw = CAMELLIA_RL8(dw);/* round 12 */ + CAMELLIA_SUBKEY_R(15) = CAMELLIA_SUBKEY_L(15) ^ dw, + CAMELLIA_SUBKEY_L(15) = dw; + dw = CAMELLIA_SUBKEY_L(18) ^ CAMELLIA_SUBKEY_R(18), + dw = CAMELLIA_RL8(dw);/* round 13 */ + CAMELLIA_SUBKEY_R(18) = CAMELLIA_SUBKEY_L(18) ^ dw, + CAMELLIA_SUBKEY_L(18) = dw; + dw = CAMELLIA_SUBKEY_L(19) ^ CAMELLIA_SUBKEY_R(19), + dw = CAMELLIA_RL8(dw);/* round 14 */ + CAMELLIA_SUBKEY_R(19) = CAMELLIA_SUBKEY_L(19) ^ dw, + CAMELLIA_SUBKEY_L(19) = dw; + dw = CAMELLIA_SUBKEY_L(20) ^ CAMELLIA_SUBKEY_R(20), + dw = CAMELLIA_RL8(dw);/* round 15 */ + CAMELLIA_SUBKEY_R(20) = CAMELLIA_SUBKEY_L(20) ^ dw, + CAMELLIA_SUBKEY_L(20) = dw; + dw = CAMELLIA_SUBKEY_L(21) ^ CAMELLIA_SUBKEY_R(21), + dw = CAMELLIA_RL8(dw);/* round 16 */ + CAMELLIA_SUBKEY_R(21) = CAMELLIA_SUBKEY_L(21) ^ dw, + CAMELLIA_SUBKEY_L(21) = dw; + dw = CAMELLIA_SUBKEY_L(22) ^ CAMELLIA_SUBKEY_R(22), + dw = CAMELLIA_RL8(dw);/* round 17 */ + CAMELLIA_SUBKEY_R(22) = CAMELLIA_SUBKEY_L(22) ^ dw, + CAMELLIA_SUBKEY_L(22) = dw; + dw = CAMELLIA_SUBKEY_L(23) ^ CAMELLIA_SUBKEY_R(23), + dw = CAMELLIA_RL8(dw);/* round 18 */ + CAMELLIA_SUBKEY_R(23) = CAMELLIA_SUBKEY_L(23) ^ dw, + CAMELLIA_SUBKEY_L(23) = dw; + + return; +} + + +static void camellia_setup256(const unsigned char *key, u32 *subkey) +{ + u32 kll,klr,krl,krr; /* left half of key */ + u32 krll,krlr,krrl,krrr; /* right half of key */ + u32 il, ir, t0, t1, w0, w1; /* temporary variables */ + u32 kw4l, kw4r, dw, tl, tr; + u32 subL[34]; + u32 subR[34]; + + /** + * key = (kll || klr || krl || krr || krll || krlr || krrl || krrr) + * (|| is concatination) + */ + + kll = GETU32(key ); + klr = GETU32(key + 4); + krl = GETU32(key + 8); + krr = GETU32(key + 12); + krll = GETU32(key + 16); + krlr = GETU32(key + 20); + krrl = GETU32(key + 24); + krrr = GETU32(key + 28); + + /* generate KL dependent subkeys */ + /* kw1 */ + SUBL(0) = kll; SUBR(0) = klr; + /* kw2 */ + SUBL(1) = krl; SUBR(1) = krr; + CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 45); + /* k9 */ + SUBL(12) = kll; SUBR(12) = klr; + /* k10 */ + SUBL(13) = krl; SUBR(13) = krr; + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); + /* kl3 */ + SUBL(16) = kll; SUBR(16) = klr; + /* kl4 */ + SUBL(17) = krl; SUBR(17) = krr; + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); + /* k17 */ + SUBL(22) = kll; SUBR(22) = klr; + /* k18 */ + SUBL(23) = krl; SUBR(23) = krr; + CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 34); + /* k23 */ + SUBL(30) = kll; SUBR(30) = klr; + /* k24 */ + SUBL(31) = krl; SUBR(31) = krr; + + /* generate KR dependent subkeys */ + CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 15); + /* k3 */ + SUBL(4) = krll; SUBR(4) = krlr; + /* k4 */ + SUBL(5) = krrl; SUBR(5) = krrr; + CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 15); + /* kl1 */ + SUBL(8) = krll; SUBR(8) = krlr; + /* kl2 */ + SUBL(9) = krrl; SUBR(9) = krrr; + CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30); + /* k13 */ + SUBL(18) = krll; SUBR(18) = krlr; + /* k14 */ + SUBL(19) = krrl; SUBR(19) = krrr; + CAMELLIA_ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 34); + /* k19 */ + SUBL(26) = krll; SUBR(26) = krlr; + /* k20 */ + SUBL(27) = krrl; SUBR(27) = krrr; + CAMELLIA_ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 34); + + /* generate KA */ + kll = SUBL(0) ^ krll; klr = SUBR(0) ^ krlr; + krl = SUBL(1) ^ krrl; krr = SUBR(1) ^ krrr; + CAMELLIA_F(kll, klr, + CAMELLIA_SIGMA1L, CAMELLIA_SIGMA1R, + w0, w1, il, ir, t0, t1); + krl ^= w0; krr ^= w1; + CAMELLIA_F(krl, krr, + CAMELLIA_SIGMA2L, CAMELLIA_SIGMA2R, + kll, klr, il, ir, t0, t1); + kll ^= krll; klr ^= krlr; + CAMELLIA_F(kll, klr, + CAMELLIA_SIGMA3L, CAMELLIA_SIGMA3R, + krl, krr, il, ir, t0, t1); + krl ^= w0 ^ krrl; krr ^= w1 ^ krrr; + CAMELLIA_F(krl, krr, + CAMELLIA_SIGMA4L, CAMELLIA_SIGMA4R, + w0, w1, il, ir, t0, t1); + kll ^= w0; klr ^= w1; + + /* generate KB */ + krll ^= kll; krlr ^= klr; + krrl ^= krl; krrr ^= krr; + CAMELLIA_F(krll, krlr, + CAMELLIA_SIGMA5L, CAMELLIA_SIGMA5R, + w0, w1, il, ir, t0, t1); + krrl ^= w0; krrr ^= w1; + CAMELLIA_F(krrl, krrr, + CAMELLIA_SIGMA6L, CAMELLIA_SIGMA6R, + w0, w1, il, ir, t0, t1); + krll ^= w0; krlr ^= w1; + + /* generate KA dependent subkeys */ + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); + /* k5 */ + SUBL(6) = kll; SUBR(6) = klr; + /* k6 */ + SUBL(7) = krl; SUBR(7) = krr; + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 30); + /* k11 */ + SUBL(14) = kll; SUBR(14) = klr; + /* k12 */ + SUBL(15) = krl; SUBR(15) = krr; + /* rotation left shift 32bit */ + /* kl5 */ + SUBL(24) = klr; SUBR(24) = krl; + /* kl6 */ + SUBL(25) = krr; SUBR(25) = kll; + /* rotation left shift 49 from k11,k12 -> k21,k22 */ + CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 49); + /* k21 */ + SUBL(28) = kll; SUBR(28) = klr; + /* k22 */ + SUBL(29) = krl; SUBR(29) = krr; + + /* generate KB dependent subkeys */ + /* k1 */ + SUBL(2) = krll; SUBR(2) = krlr; + /* k2 */ + SUBL(3) = krrl; SUBR(3) = krrr; + CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30); + /* k7 */ + SUBL(10) = krll; SUBR(10) = krlr; + /* k8 */ + SUBL(11) = krrl; SUBR(11) = krrr; + CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30); + /* k15 */ + SUBL(20) = krll; SUBR(20) = krlr; + /* k16 */ + SUBL(21) = krrl; SUBR(21) = krrr; + CAMELLIA_ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 51); + /* kw3 */ + SUBL(32) = krll; SUBR(32) = krlr; + /* kw4 */ + SUBL(33) = krrl; SUBR(33) = krrr; + + /* absorb kw2 to other subkeys */ + /* round 2 */ + SUBL(3) ^= SUBL(1); SUBR(3) ^= SUBR(1); + /* round 4 */ + SUBL(5) ^= SUBL(1); SUBR(5) ^= SUBR(1); + /* round 6 */ + SUBL(7) ^= SUBL(1); SUBR(7) ^= SUBR(1); + SUBL(1) ^= SUBR(1) & ~SUBR(9); + dw = SUBL(1) & SUBL(9), + SUBR(1) ^= CAMELLIA_RL1(dw); /* modified for FLinv(kl2) */ + /* round 8 */ + SUBL(11) ^= SUBL(1); SUBR(11) ^= SUBR(1); + /* round 10 */ + SUBL(13) ^= SUBL(1); SUBR(13) ^= SUBR(1); + /* round 12 */ + SUBL(15) ^= SUBL(1); SUBR(15) ^= SUBR(1); + SUBL(1) ^= SUBR(1) & ~SUBR(17); + dw = SUBL(1) & SUBL(17), + SUBR(1) ^= CAMELLIA_RL1(dw); /* modified for FLinv(kl4) */ + /* round 14 */ + SUBL(19) ^= SUBL(1); SUBR(19) ^= SUBR(1); + /* round 16 */ + SUBL(21) ^= SUBL(1); SUBR(21) ^= SUBR(1); + /* round 18 */ + SUBL(23) ^= SUBL(1); SUBR(23) ^= SUBR(1); + SUBL(1) ^= SUBR(1) & ~SUBR(25); + dw = SUBL(1) & SUBL(25), + SUBR(1) ^= CAMELLIA_RL1(dw); /* modified for FLinv(kl6) */ + /* round 20 */ + SUBL(27) ^= SUBL(1); SUBR(27) ^= SUBR(1); + /* round 22 */ + SUBL(29) ^= SUBL(1); SUBR(29) ^= SUBR(1); + /* round 24 */ + SUBL(31) ^= SUBL(1); SUBR(31) ^= SUBR(1); + /* kw3 */ + SUBL(32) ^= SUBL(1); SUBR(32) ^= SUBR(1); + + + /* absorb kw4 to other subkeys */ + kw4l = SUBL(33); kw4r = SUBR(33); + /* round 23 */ + SUBL(30) ^= kw4l; SUBR(30) ^= kw4r; + /* round 21 */ + SUBL(28) ^= kw4l; SUBR(28) ^= kw4r; + /* round 19 */ + SUBL(26) ^= kw4l; SUBR(26) ^= kw4r; + kw4l ^= kw4r & ~SUBR(24); + dw = kw4l & SUBL(24), + kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl5) */ + /* round 17 */ + SUBL(22) ^= kw4l; SUBR(22) ^= kw4r; + /* round 15 */ + SUBL(20) ^= kw4l; SUBR(20) ^= kw4r; + /* round 13 */ + SUBL(18) ^= kw4l; SUBR(18) ^= kw4r; + kw4l ^= kw4r & ~SUBR(16); + dw = kw4l & SUBL(16), + kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl3) */ + /* round 11 */ + SUBL(14) ^= kw4l; SUBR(14) ^= kw4r; + /* round 9 */ + SUBL(12) ^= kw4l; SUBR(12) ^= kw4r; + /* round 7 */ + SUBL(10) ^= kw4l; SUBR(10) ^= kw4r; + kw4l ^= kw4r & ~SUBR(8); + dw = kw4l & SUBL(8), + kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl1) */ + /* round 5 */ + SUBL(6) ^= kw4l; SUBR(6) ^= kw4r; + /* round 3 */ + SUBL(4) ^= kw4l; SUBR(4) ^= kw4r; + /* round 1 */ + SUBL(2) ^= kw4l; SUBR(2) ^= kw4r; + /* kw1 */ + SUBL(0) ^= kw4l; SUBR(0) ^= kw4r; + + /* key XOR is end of F-function */ + CAMELLIA_SUBKEY_L(0) = SUBL(0) ^ SUBL(2);/* kw1 */ + CAMELLIA_SUBKEY_R(0) = SUBR(0) ^ SUBR(2); + CAMELLIA_SUBKEY_L(2) = SUBL(3); /* round 1 */ + CAMELLIA_SUBKEY_R(2) = SUBR(3); + CAMELLIA_SUBKEY_L(3) = SUBL(2) ^ SUBL(4); /* round 2 */ + CAMELLIA_SUBKEY_R(3) = SUBR(2) ^ SUBR(4); + CAMELLIA_SUBKEY_L(4) = SUBL(3) ^ SUBL(5); /* round 3 */ + CAMELLIA_SUBKEY_R(4) = SUBR(3) ^ SUBR(5); + CAMELLIA_SUBKEY_L(5) = SUBL(4) ^ SUBL(6); /* round 4 */ + CAMELLIA_SUBKEY_R(5) = SUBR(4) ^ SUBR(6); + CAMELLIA_SUBKEY_L(6) = SUBL(5) ^ SUBL(7); /* round 5 */ + CAMELLIA_SUBKEY_R(6) = SUBR(5) ^ SUBR(7); + tl = SUBL(10) ^ (SUBR(10) & ~SUBR(8)); + dw = tl & SUBL(8), /* FL(kl1) */ + tr = SUBR(10) ^ CAMELLIA_RL1(dw); + CAMELLIA_SUBKEY_L(7) = SUBL(6) ^ tl; /* round 6 */ + CAMELLIA_SUBKEY_R(7) = SUBR(6) ^ tr; + CAMELLIA_SUBKEY_L(8) = SUBL(8); /* FL(kl1) */ + CAMELLIA_SUBKEY_R(8) = SUBR(8); + CAMELLIA_SUBKEY_L(9) = SUBL(9); /* FLinv(kl2) */ + CAMELLIA_SUBKEY_R(9) = SUBR(9); + tl = SUBL(7) ^ (SUBR(7) & ~SUBR(9)); + dw = tl & SUBL(9), /* FLinv(kl2) */ + tr = SUBR(7) ^ CAMELLIA_RL1(dw); + CAMELLIA_SUBKEY_L(10) = tl ^ SUBL(11); /* round 7 */ + CAMELLIA_SUBKEY_R(10) = tr ^ SUBR(11); + CAMELLIA_SUBKEY_L(11) = SUBL(10) ^ SUBL(12); /* round 8 */ + CAMELLIA_SUBKEY_R(11) = SUBR(10) ^ SUBR(12); + CAMELLIA_SUBKEY_L(12) = SUBL(11) ^ SUBL(13); /* round 9 */ + CAMELLIA_SUBKEY_R(12) = SUBR(11) ^ SUBR(13); + CAMELLIA_SUBKEY_L(13) = SUBL(12) ^ SUBL(14); /* round 10 */ + CAMELLIA_SUBKEY_R(13) = SUBR(12) ^ SUBR(14); + CAMELLIA_SUBKEY_L(14) = SUBL(13) ^ SUBL(15); /* round 11 */ + CAMELLIA_SUBKEY_R(14) = SUBR(13) ^ SUBR(15); + tl = SUBL(18) ^ (SUBR(18) & ~SUBR(16)); + dw = tl & SUBL(16), /* FL(kl3) */ + tr = SUBR(18) ^ CAMELLIA_RL1(dw); + CAMELLIA_SUBKEY_L(15) = SUBL(14) ^ tl; /* round 12 */ + CAMELLIA_SUBKEY_R(15) = SUBR(14) ^ tr; + CAMELLIA_SUBKEY_L(16) = SUBL(16); /* FL(kl3) */ + CAMELLIA_SUBKEY_R(16) = SUBR(16); + CAMELLIA_SUBKEY_L(17) = SUBL(17); /* FLinv(kl4) */ + CAMELLIA_SUBKEY_R(17) = SUBR(17); + tl = SUBL(15) ^ (SUBR(15) & ~SUBR(17)); + dw = tl & SUBL(17), /* FLinv(kl4) */ + tr = SUBR(15) ^ CAMELLIA_RL1(dw); + CAMELLIA_SUBKEY_L(18) = tl ^ SUBL(19); /* round 13 */ + CAMELLIA_SUBKEY_R(18) = tr ^ SUBR(19); + CAMELLIA_SUBKEY_L(19) = SUBL(18) ^ SUBL(20); /* round 14 */ + CAMELLIA_SUBKEY_R(19) = SUBR(18) ^ SUBR(20); + CAMELLIA_SUBKEY_L(20) = SUBL(19) ^ SUBL(21); /* round 15 */ + CAMELLIA_SUBKEY_R(20) = SUBR(19) ^ SUBR(21); + CAMELLIA_SUBKEY_L(21) = SUBL(20) ^ SUBL(22); /* round 16 */ + CAMELLIA_SUBKEY_R(21) = SUBR(20) ^ SUBR(22); + CAMELLIA_SUBKEY_L(22) = SUBL(21) ^ SUBL(23); /* round 17 */ + CAMELLIA_SUBKEY_R(22) = SUBR(21) ^ SUBR(23); + tl = SUBL(26) ^ (SUBR(26) + & ~SUBR(24)); + dw = tl & SUBL(24), /* FL(kl5) */ + tr = SUBR(26) ^ CAMELLIA_RL1(dw); + CAMELLIA_SUBKEY_L(23) = SUBL(22) ^ tl; /* round 18 */ + CAMELLIA_SUBKEY_R(23) = SUBR(22) ^ tr; + CAMELLIA_SUBKEY_L(24) = SUBL(24); /* FL(kl5) */ + CAMELLIA_SUBKEY_R(24) = SUBR(24); + CAMELLIA_SUBKEY_L(25) = SUBL(25); /* FLinv(kl6) */ + CAMELLIA_SUBKEY_R(25) = SUBR(25); + tl = SUBL(23) ^ (SUBR(23) & + ~SUBR(25)); + dw = tl & SUBL(25), /* FLinv(kl6) */ + tr = SUBR(23) ^ CAMELLIA_RL1(dw); + CAMELLIA_SUBKEY_L(26) = tl ^ SUBL(27); /* round 19 */ + CAMELLIA_SUBKEY_R(26) = tr ^ SUBR(27); + CAMELLIA_SUBKEY_L(27) = SUBL(26) ^ SUBL(28); /* round 20 */ + CAMELLIA_SUBKEY_R(27) = SUBR(26) ^ SUBR(28); + CAMELLIA_SUBKEY_L(28) = SUBL(27) ^ SUBL(29); /* round 21 */ + CAMELLIA_SUBKEY_R(28) = SUBR(27) ^ SUBR(29); + CAMELLIA_SUBKEY_L(29) = SUBL(28) ^ SUBL(30); /* round 22 */ + CAMELLIA_SUBKEY_R(29) = SUBR(28) ^ SUBR(30); + CAMELLIA_SUBKEY_L(30) = SUBL(29) ^ SUBL(31); /* round 23 */ + CAMELLIA_SUBKEY_R(30) = SUBR(29) ^ SUBR(31); + CAMELLIA_SUBKEY_L(31) = SUBL(30); /* round 24 */ + CAMELLIA_SUBKEY_R(31) = SUBR(30); + CAMELLIA_SUBKEY_L(32) = SUBL(32) ^ SUBL(31); /* kw3 */ + CAMELLIA_SUBKEY_R(32) = SUBR(32) ^ SUBR(31); + + /* apply the inverse of the last half of P-function */ + dw = CAMELLIA_SUBKEY_L(2) ^ CAMELLIA_SUBKEY_R(2), + dw = CAMELLIA_RL8(dw);/* round 1 */ + CAMELLIA_SUBKEY_R(2) = CAMELLIA_SUBKEY_L(2) ^ dw, + CAMELLIA_SUBKEY_L(2) = dw; + dw = CAMELLIA_SUBKEY_L(3) ^ CAMELLIA_SUBKEY_R(3), + dw = CAMELLIA_RL8(dw);/* round 2 */ + CAMELLIA_SUBKEY_R(3) = CAMELLIA_SUBKEY_L(3) ^ dw, + CAMELLIA_SUBKEY_L(3) = dw; + dw = CAMELLIA_SUBKEY_L(4) ^ CAMELLIA_SUBKEY_R(4), + dw = CAMELLIA_RL8(dw);/* round 3 */ + CAMELLIA_SUBKEY_R(4) = CAMELLIA_SUBKEY_L(4) ^ dw, + CAMELLIA_SUBKEY_L(4) = dw; + dw = CAMELLIA_SUBKEY_L(5) ^ CAMELLIA_SUBKEY_R(5), + dw = CAMELLIA_RL8(dw);/* round 4 */ + CAMELLIA_SUBKEY_R(5) = CAMELLIA_SUBKEY_L(5) ^ dw, + CAMELLIA_SUBKEY_L(5) = dw; + dw = CAMELLIA_SUBKEY_L(6) ^ CAMELLIA_SUBKEY_R(6), + dw = CAMELLIA_RL8(dw);/* round 5 */ + CAMELLIA_SUBKEY_R(6) = CAMELLIA_SUBKEY_L(6) ^ dw, + CAMELLIA_SUBKEY_L(6) = dw; + dw = CAMELLIA_SUBKEY_L(7) ^ CAMELLIA_SUBKEY_R(7), + dw = CAMELLIA_RL8(dw);/* round 6 */ + CAMELLIA_SUBKEY_R(7) = CAMELLIA_SUBKEY_L(7) ^ dw, + CAMELLIA_SUBKEY_L(7) = dw; + dw = CAMELLIA_SUBKEY_L(10) ^ CAMELLIA_SUBKEY_R(10), + dw = CAMELLIA_RL8(dw);/* round 7 */ + CAMELLIA_SUBKEY_R(10) = CAMELLIA_SUBKEY_L(10) ^ dw, + CAMELLIA_SUBKEY_L(10) = dw; + dw = CAMELLIA_SUBKEY_L(11) ^ CAMELLIA_SUBKEY_R(11), + dw = CAMELLIA_RL8(dw);/* round 8 */ + CAMELLIA_SUBKEY_R(11) = CAMELLIA_SUBKEY_L(11) ^ dw, + CAMELLIA_SUBKEY_L(11) = dw; + dw = CAMELLIA_SUBKEY_L(12) ^ CAMELLIA_SUBKEY_R(12), + dw = CAMELLIA_RL8(dw);/* round 9 */ + CAMELLIA_SUBKEY_R(12) = CAMELLIA_SUBKEY_L(12) ^ dw, + CAMELLIA_SUBKEY_L(12) = dw; + dw = CAMELLIA_SUBKEY_L(13) ^ CAMELLIA_SUBKEY_R(13), + dw = CAMELLIA_RL8(dw);/* round 10 */ + CAMELLIA_SUBKEY_R(13) = CAMELLIA_SUBKEY_L(13) ^ dw, + CAMELLIA_SUBKEY_L(13) = dw; + dw = CAMELLIA_SUBKEY_L(14) ^ CAMELLIA_SUBKEY_R(14), + dw = CAMELLIA_RL8(dw);/* round 11 */ + CAMELLIA_SUBKEY_R(14) = CAMELLIA_SUBKEY_L(14) ^ dw, + CAMELLIA_SUBKEY_L(14) = dw; + dw = CAMELLIA_SUBKEY_L(15) ^ CAMELLIA_SUBKEY_R(15), + dw = CAMELLIA_RL8(dw);/* round 12 */ + CAMELLIA_SUBKEY_R(15) = CAMELLIA_SUBKEY_L(15) ^ dw, + CAMELLIA_SUBKEY_L(15) = dw; + dw = CAMELLIA_SUBKEY_L(18) ^ CAMELLIA_SUBKEY_R(18), + dw = CAMELLIA_RL8(dw);/* round 13 */ + CAMELLIA_SUBKEY_R(18) = CAMELLIA_SUBKEY_L(18) ^ dw, + CAMELLIA_SUBKEY_L(18) = dw; + dw = CAMELLIA_SUBKEY_L(19) ^ CAMELLIA_SUBKEY_R(19), + dw = CAMELLIA_RL8(dw);/* round 14 */ + CAMELLIA_SUBKEY_R(19) = CAMELLIA_SUBKEY_L(19) ^ dw, + CAMELLIA_SUBKEY_L(19) = dw; + dw = CAMELLIA_SUBKEY_L(20) ^ CAMELLIA_SUBKEY_R(20), + dw = CAMELLIA_RL8(dw);/* round 15 */ + CAMELLIA_SUBKEY_R(20) = CAMELLIA_SUBKEY_L(20) ^ dw, + CAMELLIA_SUBKEY_L(20) = dw; + dw = CAMELLIA_SUBKEY_L(21) ^ CAMELLIA_SUBKEY_R(21), + dw = CAMELLIA_RL8(dw);/* round 16 */ + CAMELLIA_SUBKEY_R(21) = CAMELLIA_SUBKEY_L(21) ^ dw, + CAMELLIA_SUBKEY_L(21) = dw; + dw = CAMELLIA_SUBKEY_L(22) ^ CAMELLIA_SUBKEY_R(22), + dw = CAMELLIA_RL8(dw);/* round 17 */ + CAMELLIA_SUBKEY_R(22) = CAMELLIA_SUBKEY_L(22) ^ dw, + CAMELLIA_SUBKEY_L(22) = dw; + dw = CAMELLIA_SUBKEY_L(23) ^ CAMELLIA_SUBKEY_R(23), + dw = CAMELLIA_RL8(dw);/* round 18 */ + CAMELLIA_SUBKEY_R(23) = CAMELLIA_SUBKEY_L(23) ^ dw, + CAMELLIA_SUBKEY_L(23) = dw; + dw = CAMELLIA_SUBKEY_L(26) ^ CAMELLIA_SUBKEY_R(26), + dw = CAMELLIA_RL8(dw);/* round 19 */ + CAMELLIA_SUBKEY_R(26) = CAMELLIA_SUBKEY_L(26) ^ dw, + CAMELLIA_SUBKEY_L(26) = dw; + dw = CAMELLIA_SUBKEY_L(27) ^ CAMELLIA_SUBKEY_R(27), + dw = CAMELLIA_RL8(dw);/* round 20 */ + CAMELLIA_SUBKEY_R(27) = CAMELLIA_SUBKEY_L(27) ^ dw, + CAMELLIA_SUBKEY_L(27) = dw; + dw = CAMELLIA_SUBKEY_L(28) ^ CAMELLIA_SUBKEY_R(28), + dw = CAMELLIA_RL8(dw);/* round 21 */ + CAMELLIA_SUBKEY_R(28) = CAMELLIA_SUBKEY_L(28) ^ dw, + CAMELLIA_SUBKEY_L(28) = dw; + dw = CAMELLIA_SUBKEY_L(29) ^ CAMELLIA_SUBKEY_R(29), + dw = CAMELLIA_RL8(dw);/* round 22 */ + CAMELLIA_SUBKEY_R(29) = CAMELLIA_SUBKEY_L(29) ^ dw, + CAMELLIA_SUBKEY_L(29) = dw; + dw = CAMELLIA_SUBKEY_L(30) ^ CAMELLIA_SUBKEY_R(30), + dw = CAMELLIA_RL8(dw);/* round 23 */ + CAMELLIA_SUBKEY_R(30) = CAMELLIA_SUBKEY_L(30) ^ dw, + CAMELLIA_SUBKEY_L(30) = dw; + dw = CAMELLIA_SUBKEY_L(31) ^ CAMELLIA_SUBKEY_R(31), + dw = CAMELLIA_RL8(dw);/* round 24 */ + CAMELLIA_SUBKEY_R(31) = CAMELLIA_SUBKEY_L(31) ^ dw, + CAMELLIA_SUBKEY_L(31) = dw; + + return; +} + +static void camellia_setup192(const unsigned char *key, u32 *subkey) +{ + unsigned char kk[32]; + u32 krll, krlr, krrl,krrr; + + memcpy(kk, key, 24); + memcpy((unsigned char *)&krll, key+16,4); + memcpy((unsigned char *)&krlr, key+20,4); + krrl = ~krll; + krrr = ~krlr; + memcpy(kk+24, (unsigned char *)&krrl, 4); + memcpy(kk+28, (unsigned char *)&krrr, 4); + camellia_setup256(kk, subkey); + return; +} + + +/** + * Stuff related to camellia encryption/decryption + */ +static void camellia_encrypt128(const u32 *subkey, __be32 *io_text) +{ + u32 il,ir,t0,t1; /* temporary valiables */ + + u32 io[4]; + + io[0] = be32_to_cpu(io_text[0]); + io[1] = be32_to_cpu(io_text[1]); + io[2] = be32_to_cpu(io_text[2]); + io[3] = be32_to_cpu(io_text[3]); + + /* pre whitening but absorb kw2*/ + io[0] ^= CAMELLIA_SUBKEY_L(0); + io[1] ^= CAMELLIA_SUBKEY_R(0); + /* main iteration */ + + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(2),CAMELLIA_SUBKEY_R(2), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(3),CAMELLIA_SUBKEY_R(3), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(4),CAMELLIA_SUBKEY_R(4), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(5),CAMELLIA_SUBKEY_R(5), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(6),CAMELLIA_SUBKEY_R(6), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(7),CAMELLIA_SUBKEY_R(7), + io[0],io[1],il,ir,t0,t1); + + CAMELLIA_FLS(io[0],io[1],io[2],io[3], + CAMELLIA_SUBKEY_L(8),CAMELLIA_SUBKEY_R(8), + CAMELLIA_SUBKEY_L(9),CAMELLIA_SUBKEY_R(9), + t0,t1,il,ir); + + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(10),CAMELLIA_SUBKEY_R(10), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(11),CAMELLIA_SUBKEY_R(11), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(12),CAMELLIA_SUBKEY_R(12), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(13),CAMELLIA_SUBKEY_R(13), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(14),CAMELLIA_SUBKEY_R(14), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(15),CAMELLIA_SUBKEY_R(15), + io[0],io[1],il,ir,t0,t1); + + CAMELLIA_FLS(io[0],io[1],io[2],io[3], + CAMELLIA_SUBKEY_L(16),CAMELLIA_SUBKEY_R(16), + CAMELLIA_SUBKEY_L(17),CAMELLIA_SUBKEY_R(17), + t0,t1,il,ir); + + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(18),CAMELLIA_SUBKEY_R(18), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(19),CAMELLIA_SUBKEY_R(19), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(20),CAMELLIA_SUBKEY_R(20), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(21),CAMELLIA_SUBKEY_R(21), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(22),CAMELLIA_SUBKEY_R(22), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(23),CAMELLIA_SUBKEY_R(23), + io[0],io[1],il,ir,t0,t1); + + /* post whitening but kw4 */ + io[2] ^= CAMELLIA_SUBKEY_L(24); + io[3] ^= CAMELLIA_SUBKEY_R(24); + + t0 = io[0]; + t1 = io[1]; + io[0] = io[2]; + io[1] = io[3]; + io[2] = t0; + io[3] = t1; + + io_text[0] = cpu_to_be32(io[0]); + io_text[1] = cpu_to_be32(io[1]); + io_text[2] = cpu_to_be32(io[2]); + io_text[3] = cpu_to_be32(io[3]); + + return; +} + +static void camellia_decrypt128(const u32 *subkey, __be32 *io_text) +{ + u32 il,ir,t0,t1; /* temporary valiables */ + + u32 io[4]; + + io[0] = be32_to_cpu(io_text[0]); + io[1] = be32_to_cpu(io_text[1]); + io[2] = be32_to_cpu(io_text[2]); + io[3] = be32_to_cpu(io_text[3]); + + /* pre whitening but absorb kw2*/ + io[0] ^= CAMELLIA_SUBKEY_L(24); + io[1] ^= CAMELLIA_SUBKEY_R(24); + + /* main iteration */ + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(23),CAMELLIA_SUBKEY_R(23), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(22),CAMELLIA_SUBKEY_R(22), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(21),CAMELLIA_SUBKEY_R(21), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(20),CAMELLIA_SUBKEY_R(20), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(19),CAMELLIA_SUBKEY_R(19), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(18),CAMELLIA_SUBKEY_R(18), + io[0],io[1],il,ir,t0,t1); + + CAMELLIA_FLS(io[0],io[1],io[2],io[3], + CAMELLIA_SUBKEY_L(17),CAMELLIA_SUBKEY_R(17), + CAMELLIA_SUBKEY_L(16),CAMELLIA_SUBKEY_R(16), + t0,t1,il,ir); + + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(15),CAMELLIA_SUBKEY_R(15), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(14),CAMELLIA_SUBKEY_R(14), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(13),CAMELLIA_SUBKEY_R(13), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(12),CAMELLIA_SUBKEY_R(12), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(11),CAMELLIA_SUBKEY_R(11), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(10),CAMELLIA_SUBKEY_R(10), + io[0],io[1],il,ir,t0,t1); + + CAMELLIA_FLS(io[0],io[1],io[2],io[3], + CAMELLIA_SUBKEY_L(9),CAMELLIA_SUBKEY_R(9), + CAMELLIA_SUBKEY_L(8),CAMELLIA_SUBKEY_R(8), + t0,t1,il,ir); + + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(7),CAMELLIA_SUBKEY_R(7), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(6),CAMELLIA_SUBKEY_R(6), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(5),CAMELLIA_SUBKEY_R(5), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(4),CAMELLIA_SUBKEY_R(4), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(3),CAMELLIA_SUBKEY_R(3), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(2),CAMELLIA_SUBKEY_R(2), + io[0],io[1],il,ir,t0,t1); + + /* post whitening but kw4 */ + io[2] ^= CAMELLIA_SUBKEY_L(0); + io[3] ^= CAMELLIA_SUBKEY_R(0); + + t0 = io[0]; + t1 = io[1]; + io[0] = io[2]; + io[1] = io[3]; + io[2] = t0; + io[3] = t1; + + io_text[0] = cpu_to_be32(io[0]); + io_text[1] = cpu_to_be32(io[1]); + io_text[2] = cpu_to_be32(io[2]); + io_text[3] = cpu_to_be32(io[3]); + + return; +} + + +/** + * stuff for 192 and 256bit encryption/decryption + */ +static void camellia_encrypt256(const u32 *subkey, __be32 *io_text) +{ + u32 il,ir,t0,t1; /* temporary valiables */ + + u32 io[4]; + + io[0] = be32_to_cpu(io_text[0]); + io[1] = be32_to_cpu(io_text[1]); + io[2] = be32_to_cpu(io_text[2]); + io[3] = be32_to_cpu(io_text[3]); + + /* pre whitening but absorb kw2*/ + io[0] ^= CAMELLIA_SUBKEY_L(0); + io[1] ^= CAMELLIA_SUBKEY_R(0); + + /* main iteration */ + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(2),CAMELLIA_SUBKEY_R(2), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(3),CAMELLIA_SUBKEY_R(3), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(4),CAMELLIA_SUBKEY_R(4), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(5),CAMELLIA_SUBKEY_R(5), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(6),CAMELLIA_SUBKEY_R(6), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(7),CAMELLIA_SUBKEY_R(7), + io[0],io[1],il,ir,t0,t1); + + CAMELLIA_FLS(io[0],io[1],io[2],io[3], + CAMELLIA_SUBKEY_L(8),CAMELLIA_SUBKEY_R(8), + CAMELLIA_SUBKEY_L(9),CAMELLIA_SUBKEY_R(9), + t0,t1,il,ir); + + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(10),CAMELLIA_SUBKEY_R(10), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(11),CAMELLIA_SUBKEY_R(11), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(12),CAMELLIA_SUBKEY_R(12), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(13),CAMELLIA_SUBKEY_R(13), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(14),CAMELLIA_SUBKEY_R(14), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(15),CAMELLIA_SUBKEY_R(15), + io[0],io[1],il,ir,t0,t1); + + CAMELLIA_FLS(io[0],io[1],io[2],io[3], + CAMELLIA_SUBKEY_L(16),CAMELLIA_SUBKEY_R(16), + CAMELLIA_SUBKEY_L(17),CAMELLIA_SUBKEY_R(17), + t0,t1,il,ir); + + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(18),CAMELLIA_SUBKEY_R(18), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(19),CAMELLIA_SUBKEY_R(19), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(20),CAMELLIA_SUBKEY_R(20), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(21),CAMELLIA_SUBKEY_R(21), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(22),CAMELLIA_SUBKEY_R(22), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(23),CAMELLIA_SUBKEY_R(23), + io[0],io[1],il,ir,t0,t1); + + CAMELLIA_FLS(io[0],io[1],io[2],io[3], + CAMELLIA_SUBKEY_L(24),CAMELLIA_SUBKEY_R(24), + CAMELLIA_SUBKEY_L(25),CAMELLIA_SUBKEY_R(25), + t0,t1,il,ir); + + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(26),CAMELLIA_SUBKEY_R(26), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(27),CAMELLIA_SUBKEY_R(27), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(28),CAMELLIA_SUBKEY_R(28), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(29),CAMELLIA_SUBKEY_R(29), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(30),CAMELLIA_SUBKEY_R(30), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(31),CAMELLIA_SUBKEY_R(31), + io[0],io[1],il,ir,t0,t1); + + /* post whitening but kw4 */ + io[2] ^= CAMELLIA_SUBKEY_L(32); + io[3] ^= CAMELLIA_SUBKEY_R(32); + + t0 = io[0]; + t1 = io[1]; + io[0] = io[2]; + io[1] = io[3]; + io[2] = t0; + io[3] = t1; + + io_text[0] = cpu_to_be32(io[0]); + io_text[1] = cpu_to_be32(io[1]); + io_text[2] = cpu_to_be32(io[2]); + io_text[3] = cpu_to_be32(io[3]); + + return; +} + + +static void camellia_decrypt256(const u32 *subkey, __be32 *io_text) +{ + u32 il,ir,t0,t1; /* temporary valiables */ + + u32 io[4]; + + io[0] = be32_to_cpu(io_text[0]); + io[1] = be32_to_cpu(io_text[1]); + io[2] = be32_to_cpu(io_text[2]); + io[3] = be32_to_cpu(io_text[3]); + + /* pre whitening but absorb kw2*/ + io[0] ^= CAMELLIA_SUBKEY_L(32); + io[1] ^= CAMELLIA_SUBKEY_R(32); + + /* main iteration */ + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(31),CAMELLIA_SUBKEY_R(31), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(30),CAMELLIA_SUBKEY_R(30), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(29),CAMELLIA_SUBKEY_R(29), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(28),CAMELLIA_SUBKEY_R(28), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(27),CAMELLIA_SUBKEY_R(27), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(26),CAMELLIA_SUBKEY_R(26), + io[0],io[1],il,ir,t0,t1); + + CAMELLIA_FLS(io[0],io[1],io[2],io[3], + CAMELLIA_SUBKEY_L(25),CAMELLIA_SUBKEY_R(25), + CAMELLIA_SUBKEY_L(24),CAMELLIA_SUBKEY_R(24), + t0,t1,il,ir); + + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(23),CAMELLIA_SUBKEY_R(23), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(22),CAMELLIA_SUBKEY_R(22), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(21),CAMELLIA_SUBKEY_R(21), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(20),CAMELLIA_SUBKEY_R(20), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(19),CAMELLIA_SUBKEY_R(19), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(18),CAMELLIA_SUBKEY_R(18), + io[0],io[1],il,ir,t0,t1); + + CAMELLIA_FLS(io[0],io[1],io[2],io[3], + CAMELLIA_SUBKEY_L(17),CAMELLIA_SUBKEY_R(17), + CAMELLIA_SUBKEY_L(16),CAMELLIA_SUBKEY_R(16), + t0,t1,il,ir); + + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(15),CAMELLIA_SUBKEY_R(15), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(14),CAMELLIA_SUBKEY_R(14), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(13),CAMELLIA_SUBKEY_R(13), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(12),CAMELLIA_SUBKEY_R(12), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(11),CAMELLIA_SUBKEY_R(11), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(10),CAMELLIA_SUBKEY_R(10), + io[0],io[1],il,ir,t0,t1); + + CAMELLIA_FLS(io[0],io[1],io[2],io[3], + CAMELLIA_SUBKEY_L(9),CAMELLIA_SUBKEY_R(9), + CAMELLIA_SUBKEY_L(8),CAMELLIA_SUBKEY_R(8), + t0,t1,il,ir); + + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(7),CAMELLIA_SUBKEY_R(7), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(6),CAMELLIA_SUBKEY_R(6), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(5),CAMELLIA_SUBKEY_R(5), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(4),CAMELLIA_SUBKEY_R(4), + io[0],io[1],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[0],io[1], + CAMELLIA_SUBKEY_L(3),CAMELLIA_SUBKEY_R(3), + io[2],io[3],il,ir,t0,t1); + CAMELLIA_ROUNDSM(io[2],io[3], + CAMELLIA_SUBKEY_L(2),CAMELLIA_SUBKEY_R(2), + io[0],io[1],il,ir,t0,t1); + + /* post whitening but kw4 */ + io[2] ^= CAMELLIA_SUBKEY_L(0); + io[3] ^= CAMELLIA_SUBKEY_R(0); + + t0 = io[0]; + t1 = io[1]; + io[0] = io[2]; + io[1] = io[3]; + io[2] = t0; + io[3] = t1; + + io_text[0] = cpu_to_be32(io[0]); + io_text[1] = cpu_to_be32(io[1]); + io_text[2] = cpu_to_be32(io[2]); + io_text[3] = cpu_to_be32(io[3]); + + return; +} + + +static int +camellia_set_key(struct crypto_tfm *tfm, const u8 *in_key, + unsigned int key_len) +{ + struct camellia_ctx *cctx = crypto_tfm_ctx(tfm); + const unsigned char *key = (const unsigned char *)in_key; + u32 *flags = &tfm->crt_flags; + + if (key_len != 16 && key_len != 24 && key_len != 32) { + *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN; + return -EINVAL; + } + + cctx->key_length = key_len; + + switch(key_len) { + case 16: + camellia_setup128(key, cctx->key_table); + break; + case 24: + camellia_setup192(key, cctx->key_table); + break; + case 32: + camellia_setup256(key, cctx->key_table); + break; + default: + break; + } + + return 0; +} + + +static void camellia_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in) +{ + const struct camellia_ctx *cctx = crypto_tfm_ctx(tfm); + const __be32 *src = (const __be32 *)in; + __be32 *dst = (__be32 *)out; + + __be32 tmp[4]; + + memcpy(tmp, src, CAMELLIA_BLOCK_SIZE); + + switch (cctx->key_length) { + case 16: + camellia_encrypt128(cctx->key_table, tmp); + break; + case 24: + /* fall through */ + case 32: + camellia_encrypt256(cctx->key_table, tmp); + break; + default: + break; + } + + memcpy(dst, tmp, CAMELLIA_BLOCK_SIZE); +} + + +static void camellia_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in) +{ + const struct camellia_ctx *cctx = crypto_tfm_ctx(tfm); + const __be32 *src = (const __be32 *)in; + __be32 *dst = (__be32 *)out; + + __be32 tmp[4]; + + memcpy(tmp, src, CAMELLIA_BLOCK_SIZE); + + switch (cctx->key_length) { + case 16: + camellia_decrypt128(cctx->key_table, tmp); + break; + case 24: + /* fall through */ + case 32: + camellia_decrypt256(cctx->key_table, tmp); + break; + default: + break; + } + + memcpy(dst, tmp, CAMELLIA_BLOCK_SIZE); +} + + +static struct crypto_alg camellia_alg = { + .cra_name = "camellia", + .cra_driver_name = "camellia-generic", + .cra_priority = 100, + .cra_flags = CRYPTO_ALG_TYPE_CIPHER, + .cra_blocksize = CAMELLIA_BLOCK_SIZE, + .cra_ctxsize = sizeof(struct camellia_ctx), + .cra_alignmask = 3, + .cra_module = THIS_MODULE, + .cra_list = LIST_HEAD_INIT(camellia_alg.cra_list), + .cra_u = { + .cipher = { + .cia_min_keysize = CAMELLIA_MIN_KEY_SIZE, + .cia_max_keysize = CAMELLIA_MAX_KEY_SIZE, + .cia_setkey = camellia_set_key, + .cia_encrypt = camellia_encrypt, + .cia_decrypt = camellia_decrypt + } + } +}; + +static int __init camellia_init(void) +{ + return crypto_register_alg(&camellia_alg); +} + + +static void __exit camellia_fini(void) +{ + crypto_unregister_alg(&camellia_alg); +} + + +module_init(camellia_init); +module_exit(camellia_fini); + + +MODULE_DESCRIPTION("Camellia Cipher Algorithm"); +MODULE_LICENSE("GPL"); diff --git a/crypto/cbc.c b/crypto/cbc.c index f5542b4..136fea7 100644 --- a/crypto/cbc.c +++ b/crypto/cbc.c @@ -243,6 +243,7 @@ static int crypto_cbc_init_tfm(struct crypto_tfm *tfm) struct crypto_instance *inst = (void *)tfm->__crt_alg; struct crypto_spawn *spawn = crypto_instance_ctx(inst); struct crypto_cbc_ctx *ctx = crypto_tfm_ctx(tfm); + struct crypto_cipher *cipher; switch (crypto_tfm_alg_blocksize(tfm)) { case 8: @@ -260,11 +261,11 @@ static int crypto_cbc_init_tfm(struct crypto_tfm *tfm) ctx->xor = xor_quad; } - tfm = crypto_spawn_tfm(spawn); - if (IS_ERR(tfm)) - return PTR_ERR(tfm); + cipher = crypto_spawn_cipher(spawn); + if (IS_ERR(cipher)) + return PTR_ERR(cipher); - ctx->child = crypto_cipher_cast(tfm); + ctx->child = cipher; return 0; } diff --git a/crypto/cipher.c b/crypto/cipher.c index 9e03701..333aab2 100644 --- a/crypto/cipher.c +++ b/crypto/cipher.c @@ -12,274 +12,13 @@ * any later version. * */ -#include <linux/compiler.h> + #include <linux/kernel.h> #include <linux/crypto.h> #include <linux/errno.h> -#include <linux/mm.h> -#include <linux/slab.h> +#include <linux/scatterlist.h> #include <linux/string.h> -#include <asm/scatterlist.h> #include "internal.h" -#include "scatterwalk.h" - -struct cipher_alg_compat { - unsigned int cia_min_keysize; - unsigned int cia_max_keysize; - int (*cia_setkey)(struct crypto_tfm *tfm, const u8 *key, - unsigned int keylen); - void (*cia_encrypt)(struct crypto_tfm *tfm, u8 *dst, const u8 *src); - void (*cia_decrypt)(struct crypto_tfm *tfm, u8 *dst, const u8 *src); - - unsigned int (*cia_encrypt_ecb)(const struct cipher_desc *desc, - u8 *dst, const u8 *src, - unsigned int nbytes); - unsigned int (*cia_decrypt_ecb)(const struct cipher_desc *desc, - u8 *dst, const u8 *src, - unsigned int nbytes); - unsigned int (*cia_encrypt_cbc)(const struct cipher_desc *desc, - u8 *dst, const u8 *src, - unsigned int nbytes); - unsigned int (*cia_decrypt_cbc)(const struct cipher_desc *desc, - u8 *dst, const u8 *src, - unsigned int nbytes); -}; - -static inline void xor_64(u8 *a, const u8 *b) -{ - ((u32 *)a)[0] ^= ((u32 *)b)[0]; - ((u32 *)a)[1] ^= ((u32 *)b)[1]; -} - -static inline void xor_128(u8 *a, const u8 *b) -{ - ((u32 *)a)[0] ^= ((u32 *)b)[0]; - ((u32 *)a)[1] ^= ((u32 *)b)[1]; - ((u32 *)a)[2] ^= ((u32 *)b)[2]; - ((u32 *)a)[3] ^= ((u32 *)b)[3]; -} - -static unsigned int crypt_slow(const struct cipher_desc *desc, - struct scatter_walk *in, - struct scatter_walk *out, unsigned int bsize) -{ - unsigned long alignmask = crypto_tfm_alg_alignmask(desc->tfm); - u8 buffer[bsize * 2 + alignmask]; - u8 *src = (u8 *)ALIGN((unsigned long)buffer, alignmask + 1); - u8 *dst = src + bsize; - - scatterwalk_copychunks(src, in, bsize, 0); - desc->prfn(desc, dst, src, bsize); - scatterwalk_copychunks(dst, out, bsize, 1); - - return bsize; -} - -static inline unsigned int crypt_fast(const struct cipher_desc *desc, - struct scatter_walk *in, - struct scatter_walk *out, - unsigned int nbytes, u8 *tmp) -{ - u8 *src, *dst; - u8 *real_src, *real_dst; - - real_src = scatterwalk_map(in, 0); - real_dst = scatterwalk_map(out, 1); - - src = real_src; - dst = scatterwalk_samebuf(in, out) ? src : real_dst; - - if (tmp) { - memcpy(tmp, src, nbytes); - src = tmp; - dst = tmp; - } - - nbytes = desc->prfn(desc, dst, src, nbytes); - - if (tmp) - memcpy(real_dst, tmp, nbytes); - - scatterwalk_unmap(real_src, 0); - scatterwalk_unmap(real_dst, 1); - - scatterwalk_advance(in, nbytes); - scatterwalk_advance(out, nbytes); - - return nbytes; -} - -/* - * Generic encrypt/decrypt wrapper for ciphers, handles operations across - * multiple page boundaries by using temporary blocks. In user context, - * the kernel is given a chance to schedule us once per page. - */ -static int crypt(const struct cipher_desc *desc, - struct scatterlist *dst, - struct scatterlist *src, - unsigned int nbytes) -{ - struct scatter_walk walk_in, walk_out; - struct crypto_tfm *tfm = desc->tfm; - const unsigned int bsize = crypto_tfm_alg_blocksize(tfm); - unsigned int alignmask = crypto_tfm_alg_alignmask(tfm); - unsigned long buffer = 0; - - if (!nbytes) - return 0; - - if (nbytes % bsize) { - tfm->crt_flags |= CRYPTO_TFM_RES_BAD_BLOCK_LEN; - return -EINVAL; - } - - scatterwalk_start(&walk_in, src); - scatterwalk_start(&walk_out, dst); - - for(;;) { - unsigned int n = nbytes; - u8 *tmp = NULL; - - if (!scatterwalk_aligned(&walk_in, alignmask) || - !scatterwalk_aligned(&walk_out, alignmask)) { - if (!buffer) { - buffer = __get_free_page(GFP_ATOMIC); - if (!buffer) - n = 0; - } - tmp = (u8 *)buffer; - } - - n = scatterwalk_clamp(&walk_in, n); - n = scatterwalk_clamp(&walk_out, n); - - if (likely(n >= bsize)) - n = crypt_fast(desc, &walk_in, &walk_out, n, tmp); - else - n = crypt_slow(desc, &walk_in, &walk_out, bsize); - - nbytes -= n; - - scatterwalk_done(&walk_in, 0, nbytes); - scatterwalk_done(&walk_out, 1, nbytes); - - if (!nbytes) - break; - - crypto_yield(tfm->crt_flags); - } - - if (buffer) - free_page(buffer); - - return 0; -} - -static int crypt_iv_unaligned(struct cipher_desc *desc, - struct scatterlist *dst, - struct scatterlist *src, - unsigned int nbytes) -{ - struct crypto_tfm *tfm = desc->tfm; - unsigned long alignmask = crypto_tfm_alg_alignmask(tfm); - u8 *iv = desc->info; - - if (unlikely(((unsigned long)iv & alignmask))) { - unsigned int ivsize = tfm->crt_cipher.cit_ivsize; - u8 buffer[ivsize + alignmask]; - u8 *tmp = (u8 *)ALIGN((unsigned long)buffer, alignmask + 1); - int err; - - desc->info = memcpy(tmp, iv, ivsize); - err = crypt(desc, dst, src, nbytes); - memcpy(iv, tmp, ivsize); - - return err; - } - - return crypt(desc, dst, src, nbytes); -} - -static unsigned int cbc_process_encrypt(const struct cipher_desc *desc, - u8 *dst, const u8 *src, - unsigned int nbytes) -{ - struct crypto_tfm *tfm = desc->tfm; - void (*xor)(u8 *, const u8 *) = tfm->crt_u.cipher.cit_xor_block; - int bsize = crypto_tfm_alg_blocksize(tfm); - - void (*fn)(struct crypto_tfm *, u8 *, const u8 *) = desc->crfn; - u8 *iv = desc->info; - unsigned int done = 0; - - nbytes -= bsize; - - do { - xor(iv, src); - fn(tfm, dst, iv); - memcpy(iv, dst, bsize); - - src += bsize; - dst += bsize; - } while ((done += bsize) <= nbytes); - - return done; -} - -static unsigned int cbc_process_decrypt(const struct cipher_desc *desc, - u8 *dst, const u8 *src, - unsigned int nbytes) -{ - struct crypto_tfm *tfm = desc->tfm; - void (*xor)(u8 *, const u8 *) = tfm->crt_u.cipher.cit_xor_block; - int bsize = crypto_tfm_alg_blocksize(tfm); - unsigned long alignmask = crypto_tfm_alg_alignmask(desc->tfm); - - u8 stack[src == dst ? bsize + alignmask : 0]; - u8 *buf = (u8 *)ALIGN((unsigned long)stack, alignmask + 1); - u8 **dst_p = src == dst ? &buf : &dst; - - void (*fn)(struct crypto_tfm *, u8 *, const u8 *) = desc->crfn; - u8 *iv = desc->info; - unsigned int done = 0; - - nbytes -= bsize; - - do { - u8 *tmp_dst = *dst_p; - - fn(tfm, tmp_dst, src); - xor(tmp_dst, iv); - memcpy(iv, src, bsize); - if (tmp_dst != dst) - memcpy(dst, tmp_dst, bsize); - - src += bsize; - dst += bsize; - } while ((done += bsize) <= nbytes); - - return done; -} - -static unsigned int ecb_process(const struct cipher_desc *desc, u8 *dst, - const u8 *src, unsigned int nbytes) -{ - struct crypto_tfm *tfm = desc->tfm; - int bsize = crypto_tfm_alg_blocksize(tfm); - void (*fn)(struct crypto_tfm *, u8 *, const u8 *) = desc->crfn; - unsigned int done = 0; - - nbytes -= bsize; - - do { - fn(tfm, dst, src); - - src += bsize; - dst += bsize; - } while ((done += bsize) <= nbytes); - - return done; -} static int setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen) { @@ -293,122 +32,6 @@ static int setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen) return cia->cia_setkey(tfm, key, keylen); } -static int ecb_encrypt(struct crypto_tfm *tfm, - struct scatterlist *dst, - struct scatterlist *src, unsigned int nbytes) -{ - struct cipher_desc desc; - struct cipher_alg_compat *cipher = (void *)&tfm->__crt_alg->cra_cipher; - - desc.tfm = tfm; - desc.crfn = cipher->cia_encrypt; - desc.prfn = cipher->cia_encrypt_ecb ?: ecb_process; - - return crypt(&desc, dst, src, nbytes); -} - -static int ecb_decrypt(struct crypto_tfm *tfm, - struct scatterlist *dst, - struct scatterlist *src, - unsigned int nbytes) -{ - struct cipher_desc desc; - struct cipher_alg_compat *cipher = (void *)&tfm->__crt_alg->cra_cipher; - - desc.tfm = tfm; - desc.crfn = cipher->cia_decrypt; - desc.prfn = cipher->cia_decrypt_ecb ?: ecb_process; - - return crypt(&desc, dst, src, nbytes); -} - -static int cbc_encrypt(struct crypto_tfm *tfm, - struct scatterlist *dst, - struct scatterlist *src, - unsigned int nbytes) -{ - struct cipher_desc desc; - struct cipher_alg_compat *cipher = (void *)&tfm->__crt_alg->cra_cipher; - - desc.tfm = tfm; - desc.crfn = cipher->cia_encrypt; - desc.prfn = cipher->cia_encrypt_cbc ?: cbc_process_encrypt; - desc.info = tfm->crt_cipher.cit_iv; - - return crypt(&desc, dst, src, nbytes); -} - -static int cbc_encrypt_iv(struct crypto_tfm *tfm, - struct scatterlist *dst, - struct scatterlist *src, - unsigned int nbytes, u8 *iv) -{ - struct cipher_desc desc; - struct cipher_alg_compat *cipher = (void *)&tfm->__crt_alg->cra_cipher; - - desc.tfm = tfm; - desc.crfn = cipher->cia_encrypt; - desc.prfn = cipher->cia_encrypt_cbc ?: cbc_process_encrypt; - desc.info = iv; - - return crypt_iv_unaligned(&desc, dst, src, nbytes); -} - -static int cbc_decrypt(struct crypto_tfm *tfm, - struct scatterlist *dst, - struct scatterlist *src, - unsigned int nbytes) -{ - struct cipher_desc desc; - struct cipher_alg_compat *cipher = (void *)&tfm->__crt_alg->cra_cipher; - - desc.tfm = tfm; - desc.crfn = cipher->cia_decrypt; - desc.prfn = cipher->cia_decrypt_cbc ?: cbc_process_decrypt; - desc.info = tfm->crt_cipher.cit_iv; - - return crypt(&desc, dst, src, nbytes); -} - -static int cbc_decrypt_iv(struct crypto_tfm *tfm, - struct scatterlist *dst, - struct scatterlist *src, - unsigned int nbytes, u8 *iv) -{ - struct cipher_desc desc; - struct cipher_alg_compat *cipher = (void *)&tfm->__crt_alg->cra_cipher; - - desc.tfm = tfm; - desc.crfn = cipher->cia_decrypt; - desc.prfn = cipher->cia_decrypt_cbc ?: cbc_process_decrypt; - desc.info = iv; - - return crypt_iv_unaligned(&desc, dst, src, nbytes); -} - -static int nocrypt(struct crypto_tfm *tfm, - struct scatterlist *dst, - struct scatterlist *src, - unsigned int nbytes) -{ - return -ENOSYS; -} - -static int nocrypt_iv(struct crypto_tfm *tfm, - struct scatterlist *dst, - struct scatterlist *src, - unsigned int nbytes, u8 *iv) -{ - return -ENOSYS; -} - -int crypto_init_cipher_flags(struct crypto_tfm *tfm, u32 flags) -{ - u32 mode = flags & CRYPTO_TFM_MODE_MASK; - tfm->crt_cipher.cit_mode = mode ? mode : CRYPTO_TFM_MODE_ECB; - return 0; -} - static void cipher_crypt_unaligned(void (*fn)(struct crypto_tfm *, u8 *, const u8 *), struct crypto_tfm *tfm, @@ -454,7 +77,6 @@ static void cipher_decrypt_unaligned(struct crypto_tfm *tfm, int crypto_init_cipher_ops(struct crypto_tfm *tfm) { - int ret = 0; struct cipher_tfm *ops = &tfm->crt_cipher; struct cipher_alg *cipher = &tfm->__crt_alg->cra_cipher; @@ -464,70 +86,7 @@ int crypto_init_cipher_ops(struct crypto_tfm *tfm) ops->cit_decrypt_one = crypto_tfm_alg_alignmask(tfm) ? cipher_decrypt_unaligned : cipher->cia_decrypt; - switch (tfm->crt_cipher.cit_mode) { - case CRYPTO_TFM_MODE_ECB: - ops->cit_encrypt = ecb_encrypt; - ops->cit_decrypt = ecb_decrypt; - ops->cit_encrypt_iv = nocrypt_iv; - ops->cit_decrypt_iv = nocrypt_iv; - break; - - case CRYPTO_TFM_MODE_CBC: - ops->cit_encrypt = cbc_encrypt; - ops->cit_decrypt = cbc_decrypt; - ops->cit_encrypt_iv = cbc_encrypt_iv; - ops->cit_decrypt_iv = cbc_decrypt_iv; - break; - - case CRYPTO_TFM_MODE_CFB: - ops->cit_encrypt = nocrypt; - ops->cit_decrypt = nocrypt; - ops->cit_encrypt_iv = nocrypt_iv; - ops->cit_decrypt_iv = nocrypt_iv; - break; - - case CRYPTO_TFM_MODE_CTR: - ops->cit_encrypt = nocrypt; - ops->cit_decrypt = nocrypt; - ops->cit_encrypt_iv = nocrypt_iv; - ops->cit_decrypt_iv = nocrypt_iv; - break; - - default: - BUG(); - } - - if (ops->cit_mode == CRYPTO_TFM_MODE_CBC) { - unsigned long align; - unsigned long addr; - - switch (crypto_tfm_alg_blocksize(tfm)) { - case 8: - ops->cit_xor_block = xor_64; - break; - - case 16: - ops->cit_xor_block = xor_128; - break; - - default: - printk(KERN_WARNING "%s: block size %u not supported\n", - crypto_tfm_alg_name(tfm), - crypto_tfm_alg_blocksize(tfm)); - ret = -EINVAL; - goto out; - } - - ops->cit_ivsize = crypto_tfm_alg_blocksize(tfm); - align = crypto_tfm_alg_alignmask(tfm) + 1; - addr = (unsigned long)crypto_tfm_ctx(tfm); - addr = ALIGN(addr, align); - addr += ALIGN(tfm->__crt_alg->cra_ctxsize, align); - ops->cit_iv = (void *)addr; - } - -out: - return ret; + return 0; } void crypto_exit_cipher_ops(struct crypto_tfm *tfm) diff --git a/crypto/compress.c b/crypto/compress.c index eca182a..0a65700 100644 --- a/crypto/compress.c +++ b/crypto/compress.c @@ -34,11 +34,6 @@ static int crypto_decompress(struct crypto_tfm *tfm, dlen); } -int crypto_init_compress_flags(struct crypto_tfm *tfm, u32 flags) -{ - return flags ? -EINVAL : 0; -} - int crypto_init_compress_ops(struct crypto_tfm *tfm) { struct compress_tfm *ops = &tfm->crt_compress; diff --git a/crypto/digest.c b/crypto/digest.c index 8f45932..1bf7414 100644 --- a/crypto/digest.c +++ b/crypto/digest.c @@ -14,7 +14,9 @@ #include <linux/mm.h> #include <linux/errno.h> +#include <linux/hardirq.h> #include <linux/highmem.h> +#include <linux/kernel.h> #include <linux/module.h> #include <linux/scatterlist.h> @@ -29,8 +31,8 @@ static int init(struct hash_desc *desc) return 0; } -static int update(struct hash_desc *desc, - struct scatterlist *sg, unsigned int nbytes) +static int update2(struct hash_desc *desc, + struct scatterlist *sg, unsigned int nbytes) { struct crypto_tfm *tfm = crypto_hash_tfm(desc->tfm); unsigned int alignmask = crypto_tfm_alg_alignmask(tfm); @@ -81,6 +83,14 @@ static int update(struct hash_desc *desc, return 0; } +static int update(struct hash_desc *desc, + struct scatterlist *sg, unsigned int nbytes) +{ + if (WARN_ON_ONCE(in_irq())) + return -EDEADLK; + return update2(desc, sg, nbytes); +} + static int final(struct hash_desc *desc, u8 *out) { struct crypto_tfm *tfm = crypto_hash_tfm(desc->tfm); @@ -118,16 +128,14 @@ static int setkey(struct crypto_hash *hash, const u8 *key, unsigned int keylen) static int digest(struct hash_desc *desc, struct scatterlist *sg, unsigned int nbytes, u8 *out) { + if (WARN_ON_ONCE(in_irq())) + return -EDEADLK; + init(desc); - update(desc, sg, nbytes); + update2(desc, sg, nbytes); return final(desc, out); } -int crypto_init_digest_flags(struct crypto_tfm *tfm, u32 flags) -{ - return flags ? -EINVAL : 0; -} - int crypto_init_digest_ops(struct crypto_tfm *tfm) { struct hash_tfm *ops = &tfm->crt_hash; diff --git a/crypto/ecb.c b/crypto/ecb.c index f239aa9..839a0ae 100644 --- a/crypto/ecb.c +++ b/crypto/ecb.c @@ -99,12 +99,13 @@ static int crypto_ecb_init_tfm(struct crypto_tfm *tfm) struct crypto_instance *inst = (void *)tfm->__crt_alg; struct crypto_spawn *spawn = crypto_instance_ctx(inst); struct crypto_ecb_ctx *ctx = crypto_tfm_ctx(tfm); + struct crypto_cipher *cipher; - tfm = crypto_spawn_tfm(spawn); - if (IS_ERR(tfm)) - return PTR_ERR(tfm); + cipher = crypto_spawn_cipher(spawn); + if (IS_ERR(cipher)) + return PTR_ERR(cipher); - ctx->child = crypto_cipher_cast(tfm); + ctx->child = cipher; return 0; } diff --git a/crypto/fcrypt.c b/crypto/fcrypt.c new file mode 100644 index 0000000..9c2bb53 --- /dev/null +++ b/crypto/fcrypt.c @@ -0,0 +1,423 @@ +/* FCrypt encryption algorithm + * + * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + * + * Based on code: + * + * Copyright (c) 1995 - 2000 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <asm/byteorder.h> +#include <linux/bitops.h> +#include <linux/init.h> +#include <linux/module.h> +#include <linux/crypto.h> + +#define ROUNDS 16 + +struct fcrypt_ctx { + u32 sched[ROUNDS]; +}; + +/* Rotate right two 32 bit numbers as a 56 bit number */ +#define ror56(hi, lo, n) \ +do { \ + u32 t = lo & ((1 << n) - 1); \ + lo = (lo >> n) | ((hi & ((1 << n) - 1)) << (32 - n)); \ + hi = (hi >> n) | (t << (24-n)); \ +} while(0) + +/* Rotate right one 64 bit number as a 56 bit number */ +#define ror56_64(k, n) \ +do { \ + k = (k >> n) | ((k & ((1 << n) - 1)) << (56 - n)); \ +} while(0) + +/* + * Sboxes for Feistel network derived from + * /afs/transarc.com/public/afsps/afs.rel31b.export-src/rxkad/sboxes.h + */ +#undef Z +#define Z(x) __constant_be32_to_cpu(x << 3) +static const u32 sbox0[256] = { + Z(0xea), Z(0x7f), Z(0xb2), Z(0x64), Z(0x9d), Z(0xb0), Z(0xd9), Z(0x11), + Z(0xcd), Z(0x86), Z(0x86), Z(0x91), Z(0x0a), Z(0xb2), Z(0x93), Z(0x06), + Z(0x0e), Z(0x06), Z(0xd2), Z(0x65), Z(0x73), Z(0xc5), Z(0x28), Z(0x60), + Z(0xf2), Z(0x20), Z(0xb5), Z(0x38), Z(0x7e), Z(0xda), Z(0x9f), Z(0xe3), + Z(0xd2), Z(0xcf), Z(0xc4), Z(0x3c), Z(0x61), Z(0xff), Z(0x4a), Z(0x4a), + Z(0x35), Z(0xac), Z(0xaa), Z(0x5f), Z(0x2b), Z(0xbb), Z(0xbc), Z(0x53), + Z(0x4e), Z(0x9d), Z(0x78), Z(0xa3), Z(0xdc), Z(0x09), Z(0x32), Z(0x10), + Z(0xc6), Z(0x6f), Z(0x66), Z(0xd6), Z(0xab), Z(0xa9), Z(0xaf), Z(0xfd), + Z(0x3b), Z(0x95), Z(0xe8), Z(0x34), Z(0x9a), Z(0x81), Z(0x72), Z(0x80), + Z(0x9c), Z(0xf3), Z(0xec), Z(0xda), Z(0x9f), Z(0x26), Z(0x76), Z(0x15), + Z(0x3e), Z(0x55), Z(0x4d), Z(0xde), Z(0x84), Z(0xee), Z(0xad), Z(0xc7), + Z(0xf1), Z(0x6b), Z(0x3d), Z(0xd3), Z(0x04), Z(0x49), Z(0xaa), Z(0x24), + Z(0x0b), Z(0x8a), Z(0x83), Z(0xba), Z(0xfa), Z(0x85), Z(0xa0), Z(0xa8), + Z(0xb1), Z(0xd4), Z(0x01), Z(0xd8), Z(0x70), Z(0x64), Z(0xf0), Z(0x51), + Z(0xd2), Z(0xc3), Z(0xa7), Z(0x75), Z(0x8c), Z(0xa5), Z(0x64), Z(0xef), + Z(0x10), Z(0x4e), Z(0xb7), Z(0xc6), Z(0x61), Z(0x03), Z(0xeb), Z(0x44), + Z(0x3d), Z(0xe5), Z(0xb3), Z(0x5b), Z(0xae), Z(0xd5), Z(0xad), Z(0x1d), + Z(0xfa), Z(0x5a), Z(0x1e), Z(0x33), Z(0xab), Z(0x93), Z(0xa2), Z(0xb7), + Z(0xe7), Z(0xa8), Z(0x45), Z(0xa4), Z(0xcd), Z(0x29), Z(0x63), Z(0x44), + Z(0xb6), Z(0x69), Z(0x7e), Z(0x2e), Z(0x62), Z(0x03), Z(0xc8), Z(0xe0), + Z(0x17), Z(0xbb), Z(0xc7), Z(0xf3), Z(0x3f), Z(0x36), Z(0xba), Z(0x71), + Z(0x8e), Z(0x97), Z(0x65), Z(0x60), Z(0x69), Z(0xb6), Z(0xf6), Z(0xe6), + Z(0x6e), Z(0xe0), Z(0x81), Z(0x59), Z(0xe8), Z(0xaf), Z(0xdd), Z(0x95), + Z(0x22), Z(0x99), Z(0xfd), Z(0x63), Z(0x19), Z(0x74), Z(0x61), Z(0xb1), + Z(0xb6), Z(0x5b), Z(0xae), Z(0x54), Z(0xb3), Z(0x70), Z(0xff), Z(0xc6), + Z(0x3b), Z(0x3e), Z(0xc1), Z(0xd7), Z(0xe1), Z(0x0e), Z(0x76), Z(0xe5), + Z(0x36), Z(0x4f), Z(0x59), Z(0xc7), Z(0x08), Z(0x6e), Z(0x82), Z(0xa6), + Z(0x93), Z(0xc4), Z(0xaa), Z(0x26), Z(0x49), Z(0xe0), Z(0x21), Z(0x64), + Z(0x07), Z(0x9f), Z(0x64), Z(0x81), Z(0x9c), Z(0xbf), Z(0xf9), Z(0xd1), + Z(0x43), Z(0xf8), Z(0xb6), Z(0xb9), Z(0xf1), Z(0x24), Z(0x75), Z(0x03), + Z(0xe4), Z(0xb0), Z(0x99), Z(0x46), Z(0x3d), Z(0xf5), Z(0xd1), Z(0x39), + Z(0x72), Z(0x12), Z(0xf6), Z(0xba), Z(0x0c), Z(0x0d), Z(0x42), Z(0x2e) +}; + +#undef Z +#define Z(x) __constant_be32_to_cpu((x << 27) | (x >> 5)) +static const u32 sbox1[256] = { + Z(0x77), Z(0x14), Z(0xa6), Z(0xfe), Z(0xb2), Z(0x5e), Z(0x8c), Z(0x3e), + Z(0x67), Z(0x6c), Z(0xa1), Z(0x0d), Z(0xc2), Z(0xa2), Z(0xc1), Z(0x85), + Z(0x6c), Z(0x7b), Z(0x67), Z(0xc6), Z(0x23), Z(0xe3), Z(0xf2), Z(0x89), + Z(0x50), Z(0x9c), Z(0x03), Z(0xb7), Z(0x73), Z(0xe6), Z(0xe1), Z(0x39), + Z(0x31), Z(0x2c), Z(0x27), Z(0x9f), Z(0xa5), Z(0x69), Z(0x44), Z(0xd6), + Z(0x23), Z(0x83), Z(0x98), Z(0x7d), Z(0x3c), Z(0xb4), Z(0x2d), Z(0x99), + Z(0x1c), Z(0x1f), Z(0x8c), Z(0x20), Z(0x03), Z(0x7c), Z(0x5f), Z(0xad), + Z(0xf4), Z(0xfa), Z(0x95), Z(0xca), Z(0x76), Z(0x44), Z(0xcd), Z(0xb6), + Z(0xb8), Z(0xa1), Z(0xa1), Z(0xbe), Z(0x9e), Z(0x54), Z(0x8f), Z(0x0b), + Z(0x16), Z(0x74), Z(0x31), Z(0x8a), Z(0x23), Z(0x17), Z(0x04), Z(0xfa), + Z(0x79), Z(0x84), Z(0xb1), Z(0xf5), Z(0x13), Z(0xab), Z(0xb5), Z(0x2e), + Z(0xaa), Z(0x0c), Z(0x60), Z(0x6b), Z(0x5b), Z(0xc4), Z(0x4b), Z(0xbc), + Z(0xe2), Z(0xaf), Z(0x45), Z(0x73), Z(0xfa), Z(0xc9), Z(0x49), Z(0xcd), + Z(0x00), Z(0x92), Z(0x7d), Z(0x97), Z(0x7a), Z(0x18), Z(0x60), Z(0x3d), + Z(0xcf), Z(0x5b), Z(0xde), Z(0xc6), Z(0xe2), Z(0xe6), Z(0xbb), Z(0x8b), + Z(0x06), Z(0xda), Z(0x08), Z(0x15), Z(0x1b), Z(0x88), Z(0x6a), Z(0x17), + Z(0x89), Z(0xd0), Z(0xa9), Z(0xc1), Z(0xc9), Z(0x70), Z(0x6b), Z(0xe5), + Z(0x43), Z(0xf4), Z(0x68), Z(0xc8), Z(0xd3), Z(0x84), Z(0x28), Z(0x0a), + Z(0x52), Z(0x66), Z(0xa3), Z(0xca), Z(0xf2), Z(0xe3), Z(0x7f), Z(0x7a), + Z(0x31), Z(0xf7), Z(0x88), Z(0x94), Z(0x5e), Z(0x9c), Z(0x63), Z(0xd5), + Z(0x24), Z(0x66), Z(0xfc), Z(0xb3), Z(0x57), Z(0x25), Z(0xbe), Z(0x89), + Z(0x44), Z(0xc4), Z(0xe0), Z(0x8f), Z(0x23), Z(0x3c), Z(0x12), Z(0x52), + Z(0xf5), Z(0x1e), Z(0xf4), Z(0xcb), Z(0x18), Z(0x33), Z(0x1f), Z(0xf8), + Z(0x69), Z(0x10), Z(0x9d), Z(0xd3), Z(0xf7), Z(0x28), Z(0xf8), Z(0x30), + Z(0x05), Z(0x5e), Z(0x32), Z(0xc0), Z(0xd5), Z(0x19), Z(0xbd), Z(0x45), + Z(0x8b), Z(0x5b), Z(0xfd), Z(0xbc), Z(0xe2), Z(0x5c), Z(0xa9), Z(0x96), + Z(0xef), Z(0x70), Z(0xcf), Z(0xc2), Z(0x2a), Z(0xb3), Z(0x61), Z(0xad), + Z(0x80), Z(0x48), Z(0x81), Z(0xb7), Z(0x1d), Z(0x43), Z(0xd9), Z(0xd7), + Z(0x45), Z(0xf0), Z(0xd8), Z(0x8a), Z(0x59), Z(0x7c), Z(0x57), Z(0xc1), + Z(0x79), Z(0xc7), Z(0x34), Z(0xd6), Z(0x43), Z(0xdf), Z(0xe4), Z(0x78), + Z(0x16), Z(0x06), Z(0xda), Z(0x92), Z(0x76), Z(0x51), Z(0xe1), Z(0xd4), + Z(0x70), Z(0x03), Z(0xe0), Z(0x2f), Z(0x96), Z(0x91), Z(0x82), Z(0x80) +}; + +#undef Z +#define Z(x) __constant_be32_to_cpu(x << 11) +static const u32 sbox2[256] = { + Z(0xf0), Z(0x37), Z(0x24), Z(0x53), Z(0x2a), Z(0x03), Z(0x83), Z(0x86), + Z(0xd1), Z(0xec), Z(0x50), Z(0xf0), Z(0x42), Z(0x78), Z(0x2f), Z(0x6d), + Z(0xbf), Z(0x80), Z(0x87), Z(0x27), Z(0x95), Z(0xe2), Z(0xc5), Z(0x5d), + Z(0xf9), Z(0x6f), Z(0xdb), Z(0xb4), Z(0x65), Z(0x6e), Z(0xe7), Z(0x24), + Z(0xc8), Z(0x1a), Z(0xbb), Z(0x49), Z(0xb5), Z(0x0a), Z(0x7d), Z(0xb9), + Z(0xe8), Z(0xdc), Z(0xb7), Z(0xd9), Z(0x45), Z(0x20), Z(0x1b), Z(0xce), + Z(0x59), Z(0x9d), Z(0x6b), Z(0xbd), Z(0x0e), Z(0x8f), Z(0xa3), Z(0xa9), + Z(0xbc), Z(0x74), Z(0xa6), Z(0xf6), Z(0x7f), Z(0x5f), Z(0xb1), Z(0x68), + Z(0x84), Z(0xbc), Z(0xa9), Z(0xfd), Z(0x55), Z(0x50), Z(0xe9), Z(0xb6), + Z(0x13), Z(0x5e), Z(0x07), Z(0xb8), Z(0x95), Z(0x02), Z(0xc0), Z(0xd0), + Z(0x6a), Z(0x1a), Z(0x85), Z(0xbd), Z(0xb6), Z(0xfd), Z(0xfe), Z(0x17), + Z(0x3f), Z(0x09), Z(0xa3), Z(0x8d), Z(0xfb), Z(0xed), Z(0xda), Z(0x1d), + Z(0x6d), Z(0x1c), Z(0x6c), Z(0x01), Z(0x5a), Z(0xe5), Z(0x71), Z(0x3e), + Z(0x8b), Z(0x6b), Z(0xbe), Z(0x29), Z(0xeb), Z(0x12), Z(0x19), Z(0x34), + Z(0xcd), Z(0xb3), Z(0xbd), Z(0x35), Z(0xea), Z(0x4b), Z(0xd5), Z(0xae), + Z(0x2a), Z(0x79), Z(0x5a), Z(0xa5), Z(0x32), Z(0x12), Z(0x7b), Z(0xdc), + Z(0x2c), Z(0xd0), Z(0x22), Z(0x4b), Z(0xb1), Z(0x85), Z(0x59), Z(0x80), + Z(0xc0), Z(0x30), Z(0x9f), Z(0x73), Z(0xd3), Z(0x14), Z(0x48), Z(0x40), + Z(0x07), Z(0x2d), Z(0x8f), Z(0x80), Z(0x0f), Z(0xce), Z(0x0b), Z(0x5e), + Z(0xb7), Z(0x5e), Z(0xac), Z(0x24), Z(0x94), Z(0x4a), Z(0x18), Z(0x15), + Z(0x05), Z(0xe8), Z(0x02), Z(0x77), Z(0xa9), Z(0xc7), Z(0x40), Z(0x45), + Z(0x89), Z(0xd1), Z(0xea), Z(0xde), Z(0x0c), Z(0x79), Z(0x2a), Z(0x99), + Z(0x6c), Z(0x3e), Z(0x95), Z(0xdd), Z(0x8c), Z(0x7d), Z(0xad), Z(0x6f), + Z(0xdc), Z(0xff), Z(0xfd), Z(0x62), Z(0x47), Z(0xb3), Z(0x21), Z(0x8a), + Z(0xec), Z(0x8e), Z(0x19), Z(0x18), Z(0xb4), Z(0x6e), Z(0x3d), Z(0xfd), + Z(0x74), Z(0x54), Z(0x1e), Z(0x04), Z(0x85), Z(0xd8), Z(0xbc), Z(0x1f), + Z(0x56), Z(0xe7), Z(0x3a), Z(0x56), Z(0x67), Z(0xd6), Z(0xc8), Z(0xa5), + Z(0xf3), Z(0x8e), Z(0xde), Z(0xae), Z(0x37), Z(0x49), Z(0xb7), Z(0xfa), + Z(0xc8), Z(0xf4), Z(0x1f), Z(0xe0), Z(0x2a), Z(0x9b), Z(0x15), Z(0xd1), + Z(0x34), Z(0x0e), Z(0xb5), Z(0xe0), Z(0x44), Z(0x78), Z(0x84), Z(0x59), + Z(0x56), Z(0x68), Z(0x77), Z(0xa5), Z(0x14), Z(0x06), Z(0xf5), Z(0x2f), + Z(0x8c), Z(0x8a), Z(0x73), Z(0x80), Z(0x76), Z(0xb4), Z(0x10), Z(0x86) +}; + +#undef Z +#define Z(x) __constant_be32_to_cpu(x << 19) +static const u32 sbox3[256] = { + Z(0xa9), Z(0x2a), Z(0x48), Z(0x51), Z(0x84), Z(0x7e), Z(0x49), Z(0xe2), + Z(0xb5), Z(0xb7), Z(0x42), Z(0x33), Z(0x7d), Z(0x5d), Z(0xa6), Z(0x12), + Z(0x44), Z(0x48), Z(0x6d), Z(0x28), Z(0xaa), Z(0x20), Z(0x6d), Z(0x57), + Z(0xd6), Z(0x6b), Z(0x5d), Z(0x72), Z(0xf0), Z(0x92), Z(0x5a), Z(0x1b), + Z(0x53), Z(0x80), Z(0x24), Z(0x70), Z(0x9a), Z(0xcc), Z(0xa7), Z(0x66), + Z(0xa1), Z(0x01), Z(0xa5), Z(0x41), Z(0x97), Z(0x41), Z(0x31), Z(0x82), + Z(0xf1), Z(0x14), Z(0xcf), Z(0x53), Z(0x0d), Z(0xa0), Z(0x10), Z(0xcc), + Z(0x2a), Z(0x7d), Z(0xd2), Z(0xbf), Z(0x4b), Z(0x1a), Z(0xdb), Z(0x16), + Z(0x47), Z(0xf6), Z(0x51), Z(0x36), Z(0xed), Z(0xf3), Z(0xb9), Z(0x1a), + Z(0xa7), Z(0xdf), Z(0x29), Z(0x43), Z(0x01), Z(0x54), Z(0x70), Z(0xa4), + Z(0xbf), Z(0xd4), Z(0x0b), Z(0x53), Z(0x44), Z(0x60), Z(0x9e), Z(0x23), + Z(0xa1), Z(0x18), Z(0x68), Z(0x4f), Z(0xf0), Z(0x2f), Z(0x82), Z(0xc2), + Z(0x2a), Z(0x41), Z(0xb2), Z(0x42), Z(0x0c), Z(0xed), Z(0x0c), Z(0x1d), + Z(0x13), Z(0x3a), Z(0x3c), Z(0x6e), Z(0x35), Z(0xdc), Z(0x60), Z(0x65), + Z(0x85), Z(0xe9), Z(0x64), Z(0x02), Z(0x9a), Z(0x3f), Z(0x9f), Z(0x87), + Z(0x96), Z(0xdf), Z(0xbe), Z(0xf2), Z(0xcb), Z(0xe5), Z(0x6c), Z(0xd4), + Z(0x5a), Z(0x83), Z(0xbf), Z(0x92), Z(0x1b), Z(0x94), Z(0x00), Z(0x42), + Z(0xcf), Z(0x4b), Z(0x00), Z(0x75), Z(0xba), Z(0x8f), Z(0x76), Z(0x5f), + Z(0x5d), Z(0x3a), Z(0x4d), Z(0x09), Z(0x12), Z(0x08), Z(0x38), Z(0x95), + Z(0x17), Z(0xe4), Z(0x01), Z(0x1d), Z(0x4c), Z(0xa9), Z(0xcc), Z(0x85), + Z(0x82), Z(0x4c), Z(0x9d), Z(0x2f), Z(0x3b), Z(0x66), Z(0xa1), Z(0x34), + Z(0x10), Z(0xcd), Z(0x59), Z(0x89), Z(0xa5), Z(0x31), Z(0xcf), Z(0x05), + Z(0xc8), Z(0x84), Z(0xfa), Z(0xc7), Z(0xba), Z(0x4e), Z(0x8b), Z(0x1a), + Z(0x19), Z(0xf1), Z(0xa1), Z(0x3b), Z(0x18), Z(0x12), Z(0x17), Z(0xb0), + Z(0x98), Z(0x8d), Z(0x0b), Z(0x23), Z(0xc3), Z(0x3a), Z(0x2d), Z(0x20), + Z(0xdf), Z(0x13), Z(0xa0), Z(0xa8), Z(0x4c), Z(0x0d), Z(0x6c), Z(0x2f), + Z(0x47), Z(0x13), Z(0x13), Z(0x52), Z(0x1f), Z(0x2d), Z(0xf5), Z(0x79), + Z(0x3d), Z(0xa2), Z(0x54), Z(0xbd), Z(0x69), Z(0xc8), Z(0x6b), Z(0xf3), + Z(0x05), Z(0x28), Z(0xf1), Z(0x16), Z(0x46), Z(0x40), Z(0xb0), Z(0x11), + Z(0xd3), Z(0xb7), Z(0x95), Z(0x49), Z(0xcf), Z(0xc3), Z(0x1d), Z(0x8f), + Z(0xd8), Z(0xe1), Z(0x73), Z(0xdb), Z(0xad), Z(0xc8), Z(0xc9), Z(0xa9), + Z(0xa1), Z(0xc2), Z(0xc5), Z(0xe3), Z(0xba), Z(0xfc), Z(0x0e), Z(0x25) +}; + +/* + * This is a 16 round Feistel network with permutation F_ENCRYPT + */ +#define F_ENCRYPT(R, L, sched) \ +do { \ + union lc4 { u32 l; u8 c[4]; } u; \ + u.l = sched ^ R; \ + L ^= sbox0[u.c[0]] ^ sbox1[u.c[1]] ^ sbox2[u.c[2]] ^ sbox3[u.c[3]]; \ +} while(0) + +/* + * encryptor + */ +static void fcrypt_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) +{ + const struct fcrypt_ctx *ctx = crypto_tfm_ctx(tfm); + struct { + u32 l, r; + } X; + + memcpy(&X, src, sizeof(X)); + + F_ENCRYPT(X.r, X.l, ctx->sched[0x0]); + F_ENCRYPT(X.l, X.r, ctx->sched[0x1]); + F_ENCRYPT(X.r, X.l, ctx->sched[0x2]); + F_ENCRYPT(X.l, X.r, ctx->sched[0x3]); + F_ENCRYPT(X.r, X.l, ctx->sched[0x4]); + F_ENCRYPT(X.l, X.r, ctx->sched[0x5]); + F_ENCRYPT(X.r, X.l, ctx->sched[0x6]); + F_ENCRYPT(X.l, X.r, ctx->sched[0x7]); + F_ENCRYPT(X.r, X.l, ctx->sched[0x8]); + F_ENCRYPT(X.l, X.r, ctx->sched[0x9]); + F_ENCRYPT(X.r, X.l, ctx->sched[0xa]); + F_ENCRYPT(X.l, X.r, ctx->sched[0xb]); + F_ENCRYPT(X.r, X.l, ctx->sched[0xc]); + F_ENCRYPT(X.l, X.r, ctx->sched[0xd]); + F_ENCRYPT(X.r, X.l, ctx->sched[0xe]); + F_ENCRYPT(X.l, X.r, ctx->sched[0xf]); + + memcpy(dst, &X, sizeof(X)); +} + +/* + * decryptor + */ +static void fcrypt_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) +{ + const struct fcrypt_ctx *ctx = crypto_tfm_ctx(tfm); + struct { + u32 l, r; + } X; + + memcpy(&X, src, sizeof(X)); + + F_ENCRYPT(X.l, X.r, ctx->sched[0xf]); + F_ENCRYPT(X.r, X.l, ctx->sched[0xe]); + F_ENCRYPT(X.l, X.r, ctx->sched[0xd]); + F_ENCRYPT(X.r, X.l, ctx->sched[0xc]); + F_ENCRYPT(X.l, X.r, ctx->sched[0xb]); + F_ENCRYPT(X.r, X.l, ctx->sched[0xa]); + F_ENCRYPT(X.l, X.r, ctx->sched[0x9]); + F_ENCRYPT(X.r, X.l, ctx->sched[0x8]); + F_ENCRYPT(X.l, X.r, ctx->sched[0x7]); + F_ENCRYPT(X.r, X.l, ctx->sched[0x6]); + F_ENCRYPT(X.l, X.r, ctx->sched[0x5]); + F_ENCRYPT(X.r, X.l, ctx->sched[0x4]); + F_ENCRYPT(X.l, X.r, ctx->sched[0x3]); + F_ENCRYPT(X.r, X.l, ctx->sched[0x2]); + F_ENCRYPT(X.l, X.r, ctx->sched[0x1]); + F_ENCRYPT(X.r, X.l, ctx->sched[0x0]); + + memcpy(dst, &X, sizeof(X)); +} + +/* + * Generate a key schedule from key, the least significant bit in each key byte + * is parity and shall be ignored. This leaves 56 significant bits in the key + * to scatter over the 16 key schedules. For each schedule extract the low + * order 32 bits and use as schedule, then rotate right by 11 bits. + */ +static int fcrypt_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen) +{ + struct fcrypt_ctx *ctx = crypto_tfm_ctx(tfm); + +#if BITS_PER_LONG == 64 /* the 64-bit version can also be used for 32-bit + * kernels - it seems to be faster but the code is + * larger */ + + u64 k; /* k holds all 56 non-parity bits */ + + /* discard the parity bits */ + k = (*key++) >> 1; + k <<= 7; + k |= (*key++) >> 1; + k <<= 7; + k |= (*key++) >> 1; + k <<= 7; + k |= (*key++) >> 1; + k <<= 7; + k |= (*key++) >> 1; + k <<= 7; + k |= (*key++) >> 1; + k <<= 7; + k |= (*key++) >> 1; + k <<= 7; + k |= (*key) >> 1; + + /* Use lower 32 bits for schedule, rotate by 11 each round (16 times) */ + ctx->sched[0x0] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0x1] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0x2] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0x3] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0x4] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0x5] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0x6] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0x7] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0x8] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0x9] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0xa] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0xb] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0xc] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0xd] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0xe] = be32_to_cpu(k); ror56_64(k, 11); + ctx->sched[0xf] = be32_to_cpu(k); + + return 0; +#else + u32 hi, lo; /* hi is upper 24 bits and lo lower 32, total 56 */ + + /* discard the parity bits */ + lo = (*key++) >> 1; + lo <<= 7; + lo |= (*key++) >> 1; + lo <<= 7; + lo |= (*key++) >> 1; + lo <<= 7; + lo |= (*key++) >> 1; + hi = lo >> 4; + lo &= 0xf; + lo <<= 7; + lo |= (*key++) >> 1; + lo <<= 7; + lo |= (*key++) >> 1; + lo <<= 7; + lo |= (*key++) >> 1; + lo <<= 7; + lo |= (*key) >> 1; + + /* Use lower 32 bits for schedule, rotate by 11 each round (16 times) */ + ctx->sched[0x0] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0x1] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0x2] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0x3] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0x4] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0x5] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0x6] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0x7] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0x8] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0x9] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0xa] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0xb] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0xc] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0xd] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0xe] = be32_to_cpu(lo); ror56(hi, lo, 11); + ctx->sched[0xf] = be32_to_cpu(lo); + return 0; +#endif +} + +static struct crypto_alg fcrypt_alg = { + .cra_name = "fcrypt", + .cra_flags = CRYPTO_ALG_TYPE_CIPHER, + .cra_blocksize = 8, + .cra_ctxsize = sizeof(struct fcrypt_ctx), + .cra_module = THIS_MODULE, + .cra_alignmask = 3, + .cra_list = LIST_HEAD_INIT(fcrypt_alg.cra_list), + .cra_u = { .cipher = { + .cia_min_keysize = 8, + .cia_max_keysize = 8, + .cia_setkey = fcrypt_setkey, + .cia_encrypt = fcrypt_encrypt, + .cia_decrypt = fcrypt_decrypt } } +}; + +static int __init init(void) +{ + return crypto_register_alg(&fcrypt_alg); +} + +static void __exit fini(void) +{ + crypto_unregister_alg(&fcrypt_alg); +} + +module_init(init); +module_exit(fini); + +MODULE_LICENSE("Dual BSD/GPL"); +MODULE_DESCRIPTION("FCrypt Cipher Algorithm"); +MODULE_AUTHOR("David Howells <dhowells@redhat.com>"); diff --git a/crypto/hash.c b/crypto/hash.c index cdec23d..12c4514 100644 --- a/crypto/hash.c +++ b/crypto/hash.c @@ -16,12 +16,13 @@ #include "internal.h" -static unsigned int crypto_hash_ctxsize(struct crypto_alg *alg) +static unsigned int crypto_hash_ctxsize(struct crypto_alg *alg, u32 type, + u32 mask) { return alg->cra_ctxsize; } -static int crypto_init_hash_ops(struct crypto_tfm *tfm) +static int crypto_init_hash_ops(struct crypto_tfm *tfm, u32 type, u32 mask) { struct hash_tfm *crt = &tfm->crt_hash; struct hash_alg *alg = &tfm->__crt_alg->cra_hash; diff --git a/crypto/hmac.c b/crypto/hmac.c index b521bcd..44187c5 100644 --- a/crypto/hmac.c +++ b/crypto/hmac.c @@ -172,15 +172,16 @@ static int hmac_digest(struct hash_desc *pdesc, struct scatterlist *sg, static int hmac_init_tfm(struct crypto_tfm *tfm) { + struct crypto_hash *hash; struct crypto_instance *inst = (void *)tfm->__crt_alg; struct crypto_spawn *spawn = crypto_instance_ctx(inst); struct hmac_ctx *ctx = hmac_ctx(__crypto_hash_cast(tfm)); - tfm = crypto_spawn_tfm(spawn); - if (IS_ERR(tfm)) - return PTR_ERR(tfm); + hash = crypto_spawn_hash(spawn); + if (IS_ERR(hash)) + return PTR_ERR(hash); - ctx->child = crypto_hash_cast(tfm); + ctx->child = hash; return 0; } diff --git a/crypto/internal.h b/crypto/internal.h index 2da6ad4..60acad9 100644 --- a/crypto/internal.h +++ b/crypto/internal.h @@ -83,8 +83,7 @@ static inline void crypto_exit_proc(void) { } #endif -static inline unsigned int crypto_digest_ctxsize(struct crypto_alg *alg, - int flags) +static inline unsigned int crypto_digest_ctxsize(struct crypto_alg *alg) { unsigned int len = alg->cra_ctxsize; @@ -96,23 +95,12 @@ static inline unsigned int crypto_digest_ctxsize(struct crypto_alg *alg, return len; } -static inline unsigned int crypto_cipher_ctxsize(struct crypto_alg *alg, - int flags) +static inline unsigned int crypto_cipher_ctxsize(struct crypto_alg *alg) { - unsigned int len = alg->cra_ctxsize; - - switch (flags & CRYPTO_TFM_MODE_MASK) { - case CRYPTO_TFM_MODE_CBC: - len = ALIGN(len, (unsigned long)alg->cra_alignmask + 1); - len += alg->cra_blocksize; - break; - } - - return len; + return alg->cra_ctxsize; } -static inline unsigned int crypto_compress_ctxsize(struct crypto_alg *alg, - int flags) +static inline unsigned int crypto_compress_ctxsize(struct crypto_alg *alg) { return alg->cra_ctxsize; } @@ -121,10 +109,6 @@ struct crypto_alg *crypto_mod_get(struct crypto_alg *alg); struct crypto_alg *__crypto_alg_lookup(const char *name, u32 type, u32 mask); struct crypto_alg *crypto_alg_mod_lookup(const char *name, u32 type, u32 mask); -int crypto_init_digest_flags(struct crypto_tfm *tfm, u32 flags); -int crypto_init_cipher_flags(struct crypto_tfm *tfm, u32 flags); -int crypto_init_compress_flags(struct crypto_tfm *tfm, u32 flags); - int crypto_init_digest_ops(struct crypto_tfm *tfm); int crypto_init_cipher_ops(struct crypto_tfm *tfm); int crypto_init_compress_ops(struct crypto_tfm *tfm); @@ -136,7 +120,8 @@ void crypto_exit_compress_ops(struct crypto_tfm *tfm); void crypto_larval_error(const char *name, u32 type, u32 mask); void crypto_shoot_alg(struct crypto_alg *alg); -struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg, u32 flags); +struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg, u32 type, + u32 mask); int crypto_register_instance(struct crypto_template *tmpl, struct crypto_instance *inst); diff --git a/crypto/lrw.c b/crypto/lrw.c index 5664258..b410508 100644 --- a/crypto/lrw.c +++ b/crypto/lrw.c @@ -201,21 +201,22 @@ static int decrypt(struct blkcipher_desc *desc, struct scatterlist *dst, static int init_tfm(struct crypto_tfm *tfm) { + struct crypto_cipher *cipher; struct crypto_instance *inst = (void *)tfm->__crt_alg; struct crypto_spawn *spawn = crypto_instance_ctx(inst); struct priv *ctx = crypto_tfm_ctx(tfm); u32 *flags = &tfm->crt_flags; - tfm = crypto_spawn_tfm(spawn); - if (IS_ERR(tfm)) - return PTR_ERR(tfm); + cipher = crypto_spawn_cipher(spawn); + if (IS_ERR(cipher)) + return PTR_ERR(cipher); - if (crypto_tfm_alg_blocksize(tfm) != 16) { + if (crypto_cipher_blocksize(cipher) != 16) { *flags |= CRYPTO_TFM_RES_BAD_BLOCK_LEN; return -EINVAL; } - ctx->child = crypto_cipher_cast(tfm); + ctx->child = cipher; return 0; } diff --git a/crypto/pcbc.c b/crypto/pcbc.c new file mode 100644 index 0000000..5174d7f --- /dev/null +++ b/crypto/pcbc.c @@ -0,0 +1,349 @@ +/* + * PCBC: Propagating Cipher Block Chaining mode + * + * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * Derived from cbc.c + * - Copyright (c) 2006 Herbert Xu <herbert@gondor.apana.org.au> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ + +#include <crypto/algapi.h> +#include <linux/err.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/scatterlist.h> +#include <linux/slab.h> + +struct crypto_pcbc_ctx { + struct crypto_cipher *child; + void (*xor)(u8 *dst, const u8 *src, unsigned int bs); +}; + +static int crypto_pcbc_setkey(struct crypto_tfm *parent, const u8 *key, + unsigned int keylen) +{ + struct crypto_pcbc_ctx *ctx = crypto_tfm_ctx(parent); + struct crypto_cipher *child = ctx->child; + int err; + + crypto_cipher_clear_flags(child, CRYPTO_TFM_REQ_MASK); + crypto_cipher_set_flags(child, crypto_tfm_get_flags(parent) & + CRYPTO_TFM_REQ_MASK); + err = crypto_cipher_setkey(child, key, keylen); + crypto_tfm_set_flags(parent, crypto_cipher_get_flags(child) & + CRYPTO_TFM_RES_MASK); + return err; +} + +static int crypto_pcbc_encrypt_segment(struct blkcipher_desc *desc, + struct blkcipher_walk *walk, + struct crypto_cipher *tfm, + void (*xor)(u8 *, const u8 *, + unsigned int)) +{ + void (*fn)(struct crypto_tfm *, u8 *, const u8 *) = + crypto_cipher_alg(tfm)->cia_encrypt; + int bsize = crypto_cipher_blocksize(tfm); + unsigned int nbytes = walk->nbytes; + u8 *src = walk->src.virt.addr; + u8 *dst = walk->dst.virt.addr; + u8 *iv = walk->iv; + + do { + xor(iv, src, bsize); + fn(crypto_cipher_tfm(tfm), dst, iv); + memcpy(iv, dst, bsize); + xor(iv, src, bsize); + + src += bsize; + dst += bsize; + } while ((nbytes -= bsize) >= bsize); + + return nbytes; +} + +static int crypto_pcbc_encrypt_inplace(struct blkcipher_desc *desc, + struct blkcipher_walk *walk, + struct crypto_cipher *tfm, + void (*xor)(u8 *, const u8 *, + unsigned int)) +{ + void (*fn)(struct crypto_tfm *, u8 *, const u8 *) = + crypto_cipher_alg(tfm)->cia_encrypt; + int bsize = crypto_cipher_blocksize(tfm); + unsigned int nbytes = walk->nbytes; + u8 *src = walk->src.virt.addr; + u8 *iv = walk->iv; + u8 tmpbuf[bsize]; + + do { + memcpy(tmpbuf, src, bsize); + xor(iv, tmpbuf, bsize); + fn(crypto_cipher_tfm(tfm), src, iv); + memcpy(iv, src, bsize); + xor(iv, tmpbuf, bsize); + + src += bsize; + } while ((nbytes -= bsize) >= bsize); + + memcpy(walk->iv, iv, bsize); + + return nbytes; +} + +static int crypto_pcbc_encrypt(struct blkcipher_desc *desc, + struct scatterlist *dst, struct scatterlist *src, + unsigned int nbytes) +{ + struct blkcipher_walk walk; + struct crypto_blkcipher *tfm = desc->tfm; + struct crypto_pcbc_ctx *ctx = crypto_blkcipher_ctx(tfm); + struct crypto_cipher *child = ctx->child; + void (*xor)(u8 *, const u8 *, unsigned int bs) = ctx->xor; + int err; + + blkcipher_walk_init(&walk, dst, src, nbytes); + err = blkcipher_walk_virt(desc, &walk); + + while ((nbytes = walk.nbytes)) { + if (walk.src.virt.addr == walk.dst.virt.addr) + nbytes = crypto_pcbc_encrypt_inplace(desc, &walk, child, + xor); + else + nbytes = crypto_pcbc_encrypt_segment(desc, &walk, child, + xor); + err = blkcipher_walk_done(desc, &walk, nbytes); + } + + return err; +} + +static int crypto_pcbc_decrypt_segment(struct blkcipher_desc *desc, + struct blkcipher_walk *walk, + struct crypto_cipher *tfm, + void (*xor)(u8 *, const u8 *, + unsigned int)) +{ + void (*fn)(struct crypto_tfm *, u8 *, const u8 *) = + crypto_cipher_alg(tfm)->cia_decrypt; + int bsize = crypto_cipher_blocksize(tfm); + unsigned int nbytes = walk->nbytes; + u8 *src = walk->src.virt.addr; + u8 *dst = walk->dst.virt.addr; + u8 *iv = walk->iv; + + do { + fn(crypto_cipher_tfm(tfm), dst, src); + xor(dst, iv, bsize); + memcpy(iv, src, bsize); + xor(iv, dst, bsize); + + src += bsize; + dst += bsize; + } while ((nbytes -= bsize) >= bsize); + + memcpy(walk->iv, iv, bsize); + + return nbytes; +} + +static int crypto_pcbc_decrypt_inplace(struct blkcipher_desc *desc, + struct blkcipher_walk *walk, + struct crypto_cipher *tfm, + void (*xor)(u8 *, const u8 *, + unsigned int)) +{ + void (*fn)(struct crypto_tfm *, u8 *, const u8 *) = + crypto_cipher_alg(tfm)->cia_decrypt; + int bsize = crypto_cipher_blocksize(tfm); + unsigned int nbytes = walk->nbytes; + u8 *src = walk->src.virt.addr; + u8 *iv = walk->iv; + u8 tmpbuf[bsize]; + + do { + memcpy(tmpbuf, src, bsize); + fn(crypto_cipher_tfm(tfm), src, src); + xor(src, iv, bsize); + memcpy(iv, tmpbuf, bsize); + xor(iv, src, bsize); + + src += bsize; + } while ((nbytes -= bsize) >= bsize); + + memcpy(walk->iv, iv, bsize); + + return nbytes; +} + +static int crypto_pcbc_decrypt(struct blkcipher_desc *desc, + struct scatterlist *dst, struct scatterlist *src, + unsigned int nbytes) +{ + struct blkcipher_walk walk; + struct crypto_blkcipher *tfm = desc->tfm; + struct crypto_pcbc_ctx *ctx = crypto_blkcipher_ctx(tfm); + struct crypto_cipher *child = ctx->child; + void (*xor)(u8 *, const u8 *, unsigned int bs) = ctx->xor; + int err; + + blkcipher_walk_init(&walk, dst, src, nbytes); + err = blkcipher_walk_virt(desc, &walk); + + while ((nbytes = walk.nbytes)) { + if (walk.src.virt.addr == walk.dst.virt.addr) + nbytes = crypto_pcbc_decrypt_inplace(desc, &walk, child, + xor); + else + nbytes = crypto_pcbc_decrypt_segment(desc, &walk, child, + xor); + err = blkcipher_walk_done(desc, &walk, nbytes); + } + + return err; +} + +static void xor_byte(u8 *a, const u8 *b, unsigned int bs) +{ + do { + *a++ ^= *b++; + } while (--bs); +} + +static void xor_quad(u8 *dst, const u8 *src, unsigned int bs) +{ + u32 *a = (u32 *)dst; + u32 *b = (u32 *)src; + + do { + *a++ ^= *b++; + } while ((bs -= 4)); +} + +static void xor_64(u8 *a, const u8 *b, unsigned int bs) +{ + ((u32 *)a)[0] ^= ((u32 *)b)[0]; + ((u32 *)a)[1] ^= ((u32 *)b)[1]; +} + +static void xor_128(u8 *a, const u8 *b, unsigned int bs) +{ + ((u32 *)a)[0] ^= ((u32 *)b)[0]; + ((u32 *)a)[1] ^= ((u32 *)b)[1]; + ((u32 *)a)[2] ^= ((u32 *)b)[2]; + ((u32 *)a)[3] ^= ((u32 *)b)[3]; +} + +static int crypto_pcbc_init_tfm(struct crypto_tfm *tfm) +{ + struct crypto_instance *inst = (void *)tfm->__crt_alg; + struct crypto_spawn *spawn = crypto_instance_ctx(inst); + struct crypto_pcbc_ctx *ctx = crypto_tfm_ctx(tfm); + struct crypto_cipher *cipher; + + switch (crypto_tfm_alg_blocksize(tfm)) { + case 8: + ctx->xor = xor_64; + break; + + case 16: + ctx->xor = xor_128; + break; + + default: + if (crypto_tfm_alg_blocksize(tfm) % 4) + ctx->xor = xor_byte; + else + ctx->xor = xor_quad; + } + + cipher = crypto_spawn_cipher(spawn); + if (IS_ERR(cipher)) + return PTR_ERR(cipher); + + ctx->child = cipher; + return 0; +} + +static void crypto_pcbc_exit_tfm(struct crypto_tfm *tfm) +{ + struct crypto_pcbc_ctx *ctx = crypto_tfm_ctx(tfm); + crypto_free_cipher(ctx->child); +} + +static struct crypto_instance *crypto_pcbc_alloc(void *param, unsigned int len) +{ + struct crypto_instance *inst; + struct crypto_alg *alg; + + alg = crypto_get_attr_alg(param, len, CRYPTO_ALG_TYPE_CIPHER, + CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_ASYNC); + if (IS_ERR(alg)) + return ERR_PTR(PTR_ERR(alg)); + + inst = crypto_alloc_instance("pcbc", alg); + if (IS_ERR(inst)) + goto out_put_alg; + + inst->alg.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER; + inst->alg.cra_priority = alg->cra_priority; + inst->alg.cra_blocksize = alg->cra_blocksize; + inst->alg.cra_alignmask = alg->cra_alignmask; + inst->alg.cra_type = &crypto_blkcipher_type; + + if (!(alg->cra_blocksize % 4)) + inst->alg.cra_alignmask |= 3; + inst->alg.cra_blkcipher.ivsize = alg->cra_blocksize; + inst->alg.cra_blkcipher.min_keysize = alg->cra_cipher.cia_min_keysize; + inst->alg.cra_blkcipher.max_keysize = alg->cra_cipher.cia_max_keysize; + + inst->alg.cra_ctxsize = sizeof(struct crypto_pcbc_ctx); + + inst->alg.cra_init = crypto_pcbc_init_tfm; + inst->alg.cra_exit = crypto_pcbc_exit_tfm; + + inst->alg.cra_blkcipher.setkey = crypto_pcbc_setkey; + inst->alg.cra_blkcipher.encrypt = crypto_pcbc_encrypt; + inst->alg.cra_blkcipher.decrypt = crypto_pcbc_decrypt; + +out_put_alg: + crypto_mod_put(alg); + return inst; +} + +static void crypto_pcbc_free(struct crypto_instance *inst) +{ + crypto_drop_spawn(crypto_instance_ctx(inst)); + kfree(inst); +} + +static struct crypto_template crypto_pcbc_tmpl = { + .name = "pcbc", + .alloc = crypto_pcbc_alloc, + .free = crypto_pcbc_free, + .module = THIS_MODULE, +}; + +static int __init crypto_pcbc_module_init(void) +{ + return crypto_register_template(&crypto_pcbc_tmpl); +} + +static void __exit crypto_pcbc_module_exit(void) +{ + crypto_unregister_template(&crypto_pcbc_tmpl); +} + +module_init(crypto_pcbc_module_init); +module_exit(crypto_pcbc_module_exit); + +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("PCBC block cipher algorithm"); diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c index d671e89..f5e9da3 100644 --- a/crypto/tcrypt.c +++ b/crypto/tcrypt.c @@ -12,6 +12,7 @@ * Software Foundation; either version 2 of the License, or (at your option) * any later version. * + * 2006-12-07 Added SHA384 HMAC and SHA512 HMAC tests * 2004-08-09 Added cipher speed tests (Reyk Floeter <reyk@vantronix.net>) * 2003-09-14 Rewritten by Kartikey Mahendra Bhatt * @@ -71,7 +72,8 @@ static char *check[] = { "des", "md5", "des3_ede", "rot13", "sha1", "sha256", "blowfish", "twofish", "serpent", "sha384", "sha512", "md4", "aes", "cast6", "arc4", "michael_mic", "deflate", "crc32c", "tea", "xtea", - "khazad", "wp512", "wp384", "wp256", "tnepres", "xeta", NULL + "khazad", "wp512", "wp384", "wp256", "tnepres", "xeta", "fcrypt", + "camellia", NULL }; static void hexdump(unsigned char *buf, unsigned int len) @@ -765,7 +767,7 @@ static void test_deflate(void) memcpy(tvmem, deflate_comp_tv_template, tsize); tv = (void *)tvmem; - tfm = crypto_alloc_tfm("deflate", 0); + tfm = crypto_alloc_comp("deflate", 0, CRYPTO_ALG_ASYNC); if (tfm == NULL) { printk("failed to load transform for deflate\n"); return; @@ -964,6 +966,26 @@ static void do_test(void) test_cipher("ecb(xeta)", DECRYPT, xeta_dec_tv_template, XETA_DEC_TEST_VECTORS); + //FCrypt + test_cipher("pcbc(fcrypt)", ENCRYPT, fcrypt_pcbc_enc_tv_template, + FCRYPT_ENC_TEST_VECTORS); + test_cipher("pcbc(fcrypt)", DECRYPT, fcrypt_pcbc_dec_tv_template, + FCRYPT_DEC_TEST_VECTORS); + + //CAMELLIA + test_cipher("ecb(camellia)", ENCRYPT, + camellia_enc_tv_template, + CAMELLIA_ENC_TEST_VECTORS); + test_cipher("ecb(camellia)", DECRYPT, + camellia_dec_tv_template, + CAMELLIA_DEC_TEST_VECTORS); + test_cipher("cbc(camellia)", ENCRYPT, + camellia_cbc_enc_tv_template, + CAMELLIA_CBC_ENC_TEST_VECTORS); + test_cipher("cbc(camellia)", DECRYPT, + camellia_cbc_dec_tv_template, + CAMELLIA_CBC_DEC_TEST_VECTORS); + test_hash("sha384", sha384_tv_template, SHA384_TEST_VECTORS); test_hash("sha512", sha512_tv_template, SHA512_TEST_VECTORS); test_hash("wp512", wp512_tv_template, WP512_TEST_VECTORS); @@ -980,6 +1002,10 @@ static void do_test(void) HMAC_SHA1_TEST_VECTORS); test_hash("hmac(sha256)", hmac_sha256_tv_template, HMAC_SHA256_TEST_VECTORS); + test_hash("hmac(sha384)", hmac_sha384_tv_template, + HMAC_SHA384_TEST_VECTORS); + test_hash("hmac(sha512)", hmac_sha512_tv_template, + HMAC_SHA512_TEST_VECTORS); test_hash("xcbc(aes)", aes_xcbc128_tv_template, XCBC_AES_TEST_VECTORS); @@ -1177,6 +1203,28 @@ static void do_test(void) XETA_DEC_TEST_VECTORS); break; + case 31: + test_cipher("pcbc(fcrypt)", ENCRYPT, fcrypt_pcbc_enc_tv_template, + FCRYPT_ENC_TEST_VECTORS); + test_cipher("pcbc(fcrypt)", DECRYPT, fcrypt_pcbc_dec_tv_template, + FCRYPT_DEC_TEST_VECTORS); + break; + + case 32: + test_cipher("ecb(camellia)", ENCRYPT, + camellia_enc_tv_template, + CAMELLIA_ENC_TEST_VECTORS); + test_cipher("ecb(camellia)", DECRYPT, + camellia_dec_tv_template, + CAMELLIA_DEC_TEST_VECTORS); + test_cipher("cbc(camellia)", ENCRYPT, + camellia_cbc_enc_tv_template, + CAMELLIA_CBC_ENC_TEST_VECTORS); + test_cipher("cbc(camellia)", DECRYPT, + camellia_cbc_dec_tv_template, + CAMELLIA_CBC_DEC_TEST_VECTORS); + break; + case 100: test_hash("hmac(md5)", hmac_md5_tv_template, HMAC_MD5_TEST_VECTORS); @@ -1192,6 +1240,16 @@ static void do_test(void) HMAC_SHA256_TEST_VECTORS); break; + case 103: + test_hash("hmac(sha384)", hmac_sha384_tv_template, + HMAC_SHA384_TEST_VECTORS); + break; + + case 104: + test_hash("hmac(sha512)", hmac_sha512_tv_template, + HMAC_SHA512_TEST_VECTORS); + break; + case 200: test_cipher_speed("ecb(aes)", ENCRYPT, sec, NULL, 0, @@ -1260,6 +1318,17 @@ static void do_test(void) des_speed_template); break; + case 205: + test_cipher_speed("ecb(camellia)", ENCRYPT, sec, NULL, 0, + camellia_speed_template); + test_cipher_speed("ecb(camellia)", DECRYPT, sec, NULL, 0, + camellia_speed_template); + test_cipher_speed("cbc(camellia)", ENCRYPT, sec, NULL, 0, + camellia_speed_template); + test_cipher_speed("cbc(camellia)", DECRYPT, sec, NULL, 0, + camellia_speed_template); + break; + case 300: /* fall through */ diff --git a/crypto/tcrypt.h b/crypto/tcrypt.h index 48a8136..887527b 100644 --- a/crypto/tcrypt.h +++ b/crypto/tcrypt.h @@ -12,6 +12,7 @@ * Software Foundation; either version 2 of the License, or (at your option) * any later version. * + * 2006-12-07 Added SHA384 HMAC and SHA512 HMAC tests * 2004-08-09 Cipher speed tests by Reyk Floeter <reyk@vantronix.net> * 2003-09-14 Changes by Kartikey Mahendra Bhatt * @@ -27,7 +28,7 @@ struct hash_testvec { /* only used with keyed hash algorithms */ - char key[128] __attribute__ ((__aligned__(4))); + char key[132] __attribute__ ((__aligned__(4))); char plaintext[240]; char digest[MAX_DIGEST_SIZE]; unsigned char tap[MAX_TAP]; @@ -1002,6 +1003,248 @@ static struct hash_testvec aes_xcbc128_tv_template[] = { }; /* + * SHA384 HMAC test vectors from RFC4231 + */ + +#define HMAC_SHA384_TEST_VECTORS 4 + +static struct hash_testvec hmac_sha384_tv_template[] = { + { + .key = { 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, + 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, + 0x0b, 0x0b, 0x0b, 0x0b }, // (20 bytes) + .ksize = 20, + .plaintext = { 0x48, 0x69, 0x20, 0x54, 0x68, 0x65, 0x72, 0x65 }, // ("Hi There") + .psize = 8, + .digest = { 0xaf, 0xd0, 0x39, 0x44, 0xd8, 0x48, 0x95, 0x62, + 0x6b, 0x08, 0x25, 0xf4, 0xab, 0x46, 0x90, 0x7f, + 0x15, 0xf9, 0xda, 0xdb, 0xe4, 0x10, 0x1e, 0xc6, + 0x82, 0xaa, 0x03, 0x4c, 0x7c, 0xeb, 0xc5, 0x9c, + 0xfa, 0xea, 0x9e, 0xa9, 0x07, 0x6e, 0xde, 0x7f, + 0x4a, 0xf1, 0x52, 0xe8, 0xb2, 0xfa, 0x9c, 0xb6 }, + }, { + .key = { 0x4a, 0x65, 0x66, 0x65 }, // ("Jefe") + .ksize = 4, + .plaintext = { 0x77, 0x68, 0x61, 0x74, 0x20, 0x64, 0x6f, 0x20, + 0x79, 0x61, 0x20, 0x77, 0x61, 0x6e, 0x74, 0x20, // ("what do ya want ") + 0x66, 0x6f, 0x72, 0x20, 0x6e, 0x6f, 0x74, 0x68, + 0x69, 0x6e, 0x67, 0x3f }, // ("for nothing?") + .psize = 28, + .digest = { 0xaf, 0x45, 0xd2, 0xe3, 0x76, 0x48, 0x40, 0x31, + 0x61, 0x7f, 0x78, 0xd2, 0xb5, 0x8a, 0x6b, 0x1b, + 0x9c, 0x7e, 0xf4, 0x64, 0xf5, 0xa0, 0x1b, 0x47, + 0xe4, 0x2e, 0xc3, 0x73, 0x63, 0x22, 0x44, 0x5e, + 0x8e, 0x22, 0x40, 0xca, 0x5e, 0x69, 0xe2, 0xc7, + 0x8b, 0x32, 0x39, 0xec, 0xfa, 0xb2, 0x16, 0x49 }, + .np = 4, + .tap = { 7, 7, 7, 7 } + }, { + .key = { 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa }, // (131 bytes) + .ksize = 131, + .plaintext = { 0x54, 0x65, 0x73, 0x74, 0x20, 0x55, 0x73, 0x69, + 0x6e, 0x67, 0x20, 0x4c, 0x61, 0x72, 0x67, 0x65, // ("Test Using Large") + 0x72, 0x20, 0x54, 0x68, 0x61, 0x6e, 0x20, 0x42, + 0x6c, 0x6f, 0x63, 0x6b, 0x2d, 0x53, 0x69, 0x7a, // ("r Than Block-Siz") + 0x65, 0x20, 0x4b, 0x65, 0x79, 0x20, 0x2d, 0x20, + 0x48, 0x61, 0x73, 0x68, 0x20, 0x4b, 0x65, 0x79, // ("e Key - Hash Key") + 0x20, 0x46, 0x69, 0x72, 0x73, 0x74 }, // (" First") + .psize = 54, + .digest = { 0x4e, 0xce, 0x08, 0x44, 0x85, 0x81, 0x3e, 0x90, + 0x88, 0xd2, 0xc6, 0x3a, 0x04, 0x1b, 0xc5, 0xb4, + 0x4f, 0x9e, 0xf1, 0x01, 0x2a, 0x2b, 0x58, 0x8f, + 0x3c, 0xd1, 0x1f, 0x05, 0x03, 0x3a, 0xc4, 0xc6, + 0x0c, 0x2e, 0xf6, 0xab, 0x40, 0x30, 0xfe, 0x82, + 0x96, 0x24, 0x8d, 0xf1, 0x63, 0xf4, 0x49, 0x52 }, + }, { + .key = { 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa }, // (131 bytes) + .ksize = 131, + .plaintext = { 0x54, 0x68, 0x69, 0x73, 0x20, 0x69, 0x73, 0x20, + 0x61, 0x20, 0x74, 0x65, 0x73, 0x74, 0x20, 0x75, // ("This is a test u") + 0x73, 0x69, 0x6e, 0x67, 0x20, 0x61, 0x20, 0x6c, + 0x61, 0x72, 0x67, 0x65, 0x72, 0x20, 0x74, 0x68, // ("sing a larger th") + 0x61, 0x6e, 0x20, 0x62, 0x6c, 0x6f, 0x63, 0x6b, + 0x2d, 0x73, 0x69, 0x7a, 0x65, 0x20, 0x6b, 0x65, // ("an block-size ke") + 0x79, 0x20, 0x61, 0x6e, 0x64, 0x20, 0x61, 0x20, + 0x6c, 0x61, 0x72, 0x67, 0x65, 0x72, 0x20, 0x74, // ("y and a larger t") + 0x68, 0x61, 0x6e, 0x20, 0x62, 0x6c, 0x6f, 0x63, + 0x6b, 0x2d, 0x73, 0x69, 0x7a, 0x65, 0x20, 0x64, // ("han block-size d") + 0x61, 0x74, 0x61, 0x2e, 0x20, 0x54, 0x68, 0x65, + 0x20, 0x6b, 0x65, 0x79, 0x20, 0x6e, 0x65, 0x65, // ("ata. The key nee") + 0x64, 0x73, 0x20, 0x74, 0x6f, 0x20, 0x62, 0x65, + 0x20, 0x68, 0x61, 0x73, 0x68, 0x65, 0x64, 0x20, // ("ds to be hashed ") + 0x62, 0x65, 0x66, 0x6f, 0x72, 0x65, 0x20, 0x62, + 0x65, 0x69, 0x6e, 0x67, 0x20, 0x75, 0x73, 0x65, // ("before being use") + 0x64, 0x20, 0x62, 0x79, 0x20, 0x74, 0x68, 0x65, + 0x20, 0x48, 0x4d, 0x41, 0x43, 0x20, 0x61, 0x6c, // ("d by the HMAC al") + 0x67, 0x6f, 0x72, 0x69, 0x74, 0x68, 0x6d, 0x2e }, // ("gorithm.") + .psize = 152, + .digest = { 0x66, 0x17, 0x17, 0x8e, 0x94, 0x1f, 0x02, 0x0d, + 0x35, 0x1e, 0x2f, 0x25, 0x4e, 0x8f, 0xd3, 0x2c, + 0x60, 0x24, 0x20, 0xfe, 0xb0, 0xb8, 0xfb, 0x9a, + 0xdc, 0xce, 0xbb, 0x82, 0x46, 0x1e, 0x99, 0xc5, + 0xa6, 0x78, 0xcc, 0x31, 0xe7, 0x99, 0x17, 0x6d, + 0x38, 0x60, 0xe6, 0x11, 0x0c, 0x46, 0x52, 0x3e }, + }, +}; + +/* + * SHA512 HMAC test vectors from RFC4231 + */ + +#define HMAC_SHA512_TEST_VECTORS 4 + +static struct hash_testvec hmac_sha512_tv_template[] = { + { + .key = { 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, + 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, + 0x0b, 0x0b, 0x0b, 0x0b }, // (20 bytes) + .ksize = 20, + .plaintext = { 0x48, 0x69, 0x20, 0x54, 0x68, 0x65, 0x72, 0x65 }, // ("Hi There") + .psize = 8, + .digest = { 0x87, 0xaa, 0x7c, 0xde, 0xa5, 0xef, 0x61, 0x9d, + 0x4f, 0xf0, 0xb4, 0x24, 0x1a, 0x1d, 0x6c, 0xb0, + 0x23, 0x79, 0xf4, 0xe2, 0xce, 0x4e, 0xc2, 0x78, + 0x7a, 0xd0, 0xb3, 0x05, 0x45, 0xe1, 0x7c, 0xde, + 0xda, 0xa8, 0x33, 0xb7, 0xd6, 0xb8, 0xa7, 0x02, + 0x03, 0x8b, 0x27, 0x4e, 0xae, 0xa3, 0xf4, 0xe4, + 0xbe, 0x9d, 0x91, 0x4e, 0xeb, 0x61, 0xf1, 0x70, + 0x2e, 0x69, 0x6c, 0x20, 0x3a, 0x12, 0x68, 0x54 }, + }, { + .key = { 0x4a, 0x65, 0x66, 0x65 }, // ("Jefe") + .ksize = 4, + .plaintext = { 0x77, 0x68, 0x61, 0x74, 0x20, 0x64, 0x6f, 0x20, + 0x79, 0x61, 0x20, 0x77, 0x61, 0x6e, 0x74, 0x20, // ("what do ya want ") + 0x66, 0x6f, 0x72, 0x20, 0x6e, 0x6f, 0x74, 0x68, + 0x69, 0x6e, 0x67, 0x3f }, // ("for nothing?") + .psize = 28, + .digest = { 0x16, 0x4b, 0x7a, 0x7b, 0xfc, 0xf8, 0x19, 0xe2, + 0xe3, 0x95, 0xfb, 0xe7, 0x3b, 0x56, 0xe0, 0xa3, + 0x87, 0xbd, 0x64, 0x22, 0x2e, 0x83, 0x1f, 0xd6, + 0x10, 0x27, 0x0c, 0xd7, 0xea, 0x25, 0x05, 0x54, + 0x97, 0x58, 0xbf, 0x75, 0xc0, 0x5a, 0x99, 0x4a, + 0x6d, 0x03, 0x4f, 0x65, 0xf8, 0xf0, 0xe6, 0xfd, + 0xca, 0xea, 0xb1, 0xa3, 0x4d, 0x4a, 0x6b, 0x4b, + 0x63, 0x6e, 0x07, 0x0a, 0x38, 0xbc, 0xe7, 0x37 }, + .np = 4, + .tap = { 7, 7, 7, 7 } + }, { + .key = { 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa }, // (131 bytes) + .ksize = 131, + .plaintext = { 0x54, 0x65, 0x73, 0x74, 0x20, 0x55, 0x73, 0x69, + 0x6e, 0x67, 0x20, 0x4c, 0x61, 0x72, 0x67, 0x65, // ("Test Using Large") + 0x72, 0x20, 0x54, 0x68, 0x61, 0x6e, 0x20, 0x42, + 0x6c, 0x6f, 0x63, 0x6b, 0x2d, 0x53, 0x69, 0x7a, // ("r Than Block-Siz") + 0x65, 0x20, 0x4b, 0x65, 0x79, 0x20, 0x2d, 0x20, + 0x48, 0x61, 0x73, 0x68, 0x20, 0x4b, 0x65, 0x79, // ("e Key - Hash Key") + 0x20, 0x46, 0x69, 0x72, 0x73, 0x74 }, // (" First") + .psize = 54, + .digest = { 0x80, 0xb2, 0x42, 0x63, 0xc7, 0xc1, 0xa3, 0xeb, + 0xb7, 0x14, 0x93, 0xc1, 0xdd, 0x7b, 0xe8, 0xb4, + 0x9b, 0x46, 0xd1, 0xf4, 0x1b, 0x4a, 0xee, 0xc1, + 0x12, 0x1b, 0x01, 0x37, 0x83, 0xf8, 0xf3, 0x52, + 0x6b, 0x56, 0xd0, 0x37, 0xe0, 0x5f, 0x25, 0x98, + 0xbd, 0x0f, 0xd2, 0x21, 0x5d, 0x6a, 0x1e, 0x52, + 0x95, 0xe6, 0x4f, 0x73, 0xf6, 0x3f, 0x0a, 0xec, + 0x8b, 0x91, 0x5a, 0x98, 0x5d, 0x78, 0x65, 0x98 }, + }, { + .key = { 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, + 0xaa, 0xaa, 0xaa }, // (131 bytes) + .ksize = 131, + .plaintext = { 0x54, 0x68, 0x69, 0x73, 0x20, 0x69, 0x73, 0x20, + 0x61, 0x20, 0x74, 0x65, 0x73, 0x74, 0x20, 0x75, // ("This is a test u") + 0x73, 0x69, 0x6e, 0x67, 0x20, 0x61, 0x20, 0x6c, + 0x61, 0x72, 0x67, 0x65, 0x72, 0x20, 0x74, 0x68, // ("sing a larger th") + 0x61, 0x6e, 0x20, 0x62, 0x6c, 0x6f, 0x63, 0x6b, + 0x2d, 0x73, 0x69, 0x7a, 0x65, 0x20, 0x6b, 0x65, // ("an block-size ke") + 0x79, 0x20, 0x61, 0x6e, 0x64, 0x20, 0x61, 0x20, + 0x6c, 0x61, 0x72, 0x67, 0x65, 0x72, 0x20, 0x74, // ("y and a larger t") + 0x68, 0x61, 0x6e, 0x20, 0x62, 0x6c, 0x6f, 0x63, + 0x6b, 0x2d, 0x73, 0x69, 0x7a, 0x65, 0x20, 0x64, // ("han block-size d") + 0x61, 0x74, 0x61, 0x2e, 0x20, 0x54, 0x68, 0x65, + 0x20, 0x6b, 0x65, 0x79, 0x20, 0x6e, 0x65, 0x65, // ("ata. The key nee") + 0x64, 0x73, 0x20, 0x74, 0x6f, 0x20, 0x62, 0x65, + 0x20, 0x68, 0x61, 0x73, 0x68, 0x65, 0x64, 0x20, // ("ds to be hashed ") + 0x62, 0x65, 0x66, 0x6f, 0x72, 0x65, 0x20, 0x62, + 0x65, 0x69, 0x6e, 0x67, 0x20, 0x75, 0x73, 0x65, // ("before being use") + 0x64, 0x20, 0x62, 0x79, 0x20, 0x74, 0x68, 0x65, + 0x20, 0x48, 0x4d, 0x41, 0x43, 0x20, 0x61, 0x6c, // ("d by the HMAC al") + 0x67, 0x6f, 0x72, 0x69, 0x74, 0x68, 0x6d, 0x2e }, // ("gorithm.") + .psize = 152, + .digest = { 0xe3, 0x7b, 0x6a, 0x77, 0x5d, 0xc8, 0x7d, 0xba, + 0xa4, 0xdf, 0xa9, 0xf9, 0x6e, 0x5e, 0x3f, 0xfd, + 0xde, 0xbd, 0x71, 0xf8, 0x86, 0x72, 0x89, 0x86, + 0x5d, 0xf5, 0xa3, 0x2d, 0x20, 0xcd, 0xc9, 0x44, + 0xb6, 0x02, 0x2c, 0xac, 0x3c, 0x49, 0x82, 0xb1, + 0x0d, 0x5e, 0xeb, 0x55, 0xc3, 0xe4, 0xde, 0x15, + 0x13, 0x46, 0x76, 0xfb, 0x6d, 0xe0, 0x44, 0x60, + 0x65, 0xc9, 0x74, 0x40, 0xfa, 0x8c, 0x6a, 0x58 }, + }, +}; + +/* * DES test vectors. */ #define DES_ENC_TEST_VECTORS 10 @@ -3316,6 +3559,278 @@ static struct cipher_testvec xeta_dec_tv_template[] = { } }; +/* + * FCrypt test vectors + */ +#define FCRYPT_ENC_TEST_VECTORS ARRAY_SIZE(fcrypt_pcbc_enc_tv_template) +#define FCRYPT_DEC_TEST_VECTORS ARRAY_SIZE(fcrypt_pcbc_dec_tv_template) + +static struct cipher_testvec fcrypt_pcbc_enc_tv_template[] = { + { /* http://www.openafs.org/pipermail/openafs-devel/2000-December/005320.html */ + .key = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, + .klen = 8, + .iv = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, + .input = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, + .ilen = 8, + .result = { 0x0E, 0x09, 0x00, 0xC7, 0x3E, 0xF7, 0xED, 0x41 }, + .rlen = 8, + }, { + .key = { 0x11, 0x44, 0x77, 0xAA, 0xDD, 0x00, 0x33, 0x66 }, + .klen = 8, + .iv = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, + .input = { 0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0xDE, 0xF0 }, + .ilen = 8, + .result = { 0xD8, 0xED, 0x78, 0x74, 0x77, 0xEC, 0x06, 0x80 }, + .rlen = 8, + }, { /* From Arla */ + .key = { 0xf0, 0xe1, 0xd2, 0xc3, 0xb4, 0xa5, 0x96, 0x87 }, + .klen = 8, + .iv = { 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 }, + .input = "The quick brown fox jumps over the lazy dogs.\0\0", + .ilen = 48, + .result = { 0x00, 0xf0, 0xe, 0x11, 0x75, 0xe6, 0x23, 0x82, + 0xee, 0xac, 0x98, 0x62, 0x44, 0x51, 0xe4, 0x84, + 0xc3, 0x59, 0xd8, 0xaa, 0x64, 0x60, 0xae, 0xf7, + 0xd2, 0xd9, 0x13, 0x79, 0x72, 0xa3, 0x45, 0x03, + 0x23, 0xb5, 0x62, 0xd7, 0x0c, 0xf5, 0x27, 0xd1, + 0xf8, 0x91, 0x3c, 0xac, 0x44, 0x22, 0x92, 0xef }, + .rlen = 48, + }, { + .key = { 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 }, + .klen = 8, + .iv = { 0xf0, 0xe1, 0xd2, 0xc3, 0xb4, 0xa5, 0x96, 0x87 }, + .input = "The quick brown fox jumps over the lazy dogs.\0\0", + .ilen = 48, + .result = { 0xca, 0x90, 0xf5, 0x9d, 0xcb, 0xd4, 0xd2, 0x3c, + 0x01, 0x88, 0x7f, 0x3e, 0x31, 0x6e, 0x62, 0x9d, + 0xd8, 0xe0, 0x57, 0xa3, 0x06, 0x3a, 0x42, 0x58, + 0x2a, 0x28, 0xfe, 0x72, 0x52, 0x2f, 0xdd, 0xe0, + 0x19, 0x89, 0x09, 0x1c, 0x2a, 0x8e, 0x8c, 0x94, + 0xfc, 0xc7, 0x68, 0xe4, 0x88, 0xaa, 0xde, 0x0f }, + .rlen = 48, + }, { /* split-page version */ + .key = { 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 }, + .klen = 8, + .iv = { 0xf0, 0xe1, 0xd2, 0xc3, 0xb4, 0xa5, 0x96, 0x87 }, + .input = "The quick brown fox jumps over the lazy dogs.\0\0", + .ilen = 48, + .result = { 0xca, 0x90, 0xf5, 0x9d, 0xcb, 0xd4, 0xd2, 0x3c, + 0x01, 0x88, 0x7f, 0x3e, 0x31, 0x6e, 0x62, 0x9d, + 0xd8, 0xe0, 0x57, 0xa3, 0x06, 0x3a, 0x42, 0x58, + 0x2a, 0x28, 0xfe, 0x72, 0x52, 0x2f, 0xdd, 0xe0, + 0x19, 0x89, 0x09, 0x1c, 0x2a, 0x8e, 0x8c, 0x94, + 0xfc, 0xc7, 0x68, 0xe4, 0x88, 0xaa, 0xde, 0x0f }, + .rlen = 48, + .np = 2, + .tap = { 20, 28 }, + } +}; + +static struct cipher_testvec fcrypt_pcbc_dec_tv_template[] = { + { /* http://www.openafs.org/pipermail/openafs-devel/2000-December/005320.html */ + .key = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, + .klen = 8, + .iv = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, + .input = { 0x0E, 0x09, 0x00, 0xC7, 0x3E, 0xF7, 0xED, 0x41 }, + .ilen = 8, + .result = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, + .rlen = 8, + }, { + .key = { 0x11, 0x44, 0x77, 0xAA, 0xDD, 0x00, 0x33, 0x66 }, + .klen = 8, + .iv = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, + .input = { 0xD8, 0xED, 0x78, 0x74, 0x77, 0xEC, 0x06, 0x80 }, + .ilen = 8, + .result = { 0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0xDE, 0xF0 }, + .rlen = 8, + }, { /* From Arla */ + .key = { 0xf0, 0xe1, 0xd2, 0xc3, 0xb4, 0xa5, 0x96, 0x87 }, + .klen = 8, + .iv = { 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 }, + .input = { 0x00, 0xf0, 0xe, 0x11, 0x75, 0xe6, 0x23, 0x82, + 0xee, 0xac, 0x98, 0x62, 0x44, 0x51, 0xe4, 0x84, + 0xc3, 0x59, 0xd8, 0xaa, 0x64, 0x60, 0xae, 0xf7, + 0xd2, 0xd9, 0x13, 0x79, 0x72, 0xa3, 0x45, 0x03, + 0x23, 0xb5, 0x62, 0xd7, 0x0c, 0xf5, 0x27, 0xd1, + 0xf8, 0x91, 0x3c, 0xac, 0x44, 0x22, 0x92, 0xef }, + .ilen = 48, + .result = "The quick brown fox jumps over the lazy dogs.\0\0", + .rlen = 48, + }, { + .key = { 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 }, + .klen = 8, + .iv = { 0xf0, 0xe1, 0xd2, 0xc3, 0xb4, 0xa5, 0x96, 0x87 }, + .input = { 0xca, 0x90, 0xf5, 0x9d, 0xcb, 0xd4, 0xd2, 0x3c, + 0x01, 0x88, 0x7f, 0x3e, 0x31, 0x6e, 0x62, 0x9d, + 0xd8, 0xe0, 0x57, 0xa3, 0x06, 0x3a, 0x42, 0x58, + 0x2a, 0x28, 0xfe, 0x72, 0x52, 0x2f, 0xdd, 0xe0, + 0x19, 0x89, 0x09, 0x1c, 0x2a, 0x8e, 0x8c, 0x94, + 0xfc, 0xc7, 0x68, 0xe4, 0x88, 0xaa, 0xde, 0x0f }, + .ilen = 48, + .result = "The quick brown fox jumps over the lazy dogs.\0\0", + .rlen = 48, + }, { /* split-page version */ + .key = { 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 }, + .klen = 8, + .iv = { 0xf0, 0xe1, 0xd2, 0xc3, 0xb4, 0xa5, 0x96, 0x87 }, + .input = { 0xca, 0x90, 0xf5, 0x9d, 0xcb, 0xd4, 0xd2, 0x3c, + 0x01, 0x88, 0x7f, 0x3e, 0x31, 0x6e, 0x62, 0x9d, + 0xd8, 0xe0, 0x57, 0xa3, 0x06, 0x3a, 0x42, 0x58, + 0x2a, 0x28, 0xfe, 0x72, 0x52, 0x2f, 0xdd, 0xe0, + 0x19, 0x89, 0x09, 0x1c, 0x2a, 0x8e, 0x8c, 0x94, + 0xfc, 0xc7, 0x68, 0xe4, 0x88, 0xaa, 0xde, 0x0f }, + .ilen = 48, + .result = "The quick brown fox jumps over the lazy dogs.\0\0", + .rlen = 48, + .np = 2, + .tap = { 20, 28 }, + } +}; + +/* + * CAMELLIA test vectors. + */ +#define CAMELLIA_ENC_TEST_VECTORS 3 +#define CAMELLIA_DEC_TEST_VECTORS 3 +#define CAMELLIA_CBC_ENC_TEST_VECTORS 2 +#define CAMELLIA_CBC_DEC_TEST_VECTORS 2 + +static struct cipher_testvec camellia_enc_tv_template[] = { + { + .key = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, + 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 }, + .klen = 16, + .input = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, + 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 }, + .ilen = 16, + .result = { 0x67, 0x67, 0x31, 0x38, 0x54, 0x96, 0x69, 0x73, + 0x08, 0x57, 0x06, 0x56, 0x48, 0xea, 0xbe, 0x43 }, + .rlen = 16, + }, { + .key = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, + 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10, + 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77 }, + .klen = 24, + .input = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, + 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 }, + .ilen = 16, + .result = { 0xb4, 0x99, 0x34, 0x01, 0xb3, 0xe9, 0x96, 0xf8, + 0x4e, 0xe5, 0xce, 0xe7, 0xd7, 0x9b, 0x09, 0xb9 }, + .rlen = 16, + }, { + .key = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, + 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10, + 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, + 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff }, + .klen = 32, + .input = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, + 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 }, + .ilen = 16, + .result = { 0x9a, 0xcc, 0x23, 0x7d, 0xff, 0x16, 0xd7, 0x6c, + 0x20, 0xef, 0x7c, 0x91, 0x9e, 0x3a, 0x75, 0x09 }, + .rlen = 16, + }, +}; + +static struct cipher_testvec camellia_dec_tv_template[] = { + { + .key = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, + 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 }, + .klen = 16, + .input = { 0x67, 0x67, 0x31, 0x38, 0x54, 0x96, 0x69, 0x73, + 0x08, 0x57, 0x06, 0x56, 0x48, 0xea, 0xbe, 0x43 }, + .ilen = 16, + .result = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, + 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 }, + .rlen = 16, + }, { + .key = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, + 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10, + 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77 }, + .klen = 24, + .input = { 0xb4, 0x99, 0x34, 0x01, 0xb3, 0xe9, 0x96, 0xf8, + 0x4e, 0xe5, 0xce, 0xe7, 0xd7, 0x9b, 0x09, 0xb9 }, + .ilen = 16, + .result = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, + 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 }, + .rlen = 16, + }, { + .key = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, + 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10, + 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, + 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff }, + .klen = 32, + .input = { 0x9a, 0xcc, 0x23, 0x7d, 0xff, 0x16, 0xd7, 0x6c, + 0x20, 0xef, 0x7c, 0x91, 0x9e, 0x3a, 0x75, 0x09 }, + .ilen = 16, + .result = { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, + 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10 }, + .rlen = 16, + }, +}; + +static struct cipher_testvec camellia_cbc_enc_tv_template[] = { + { + .key = { 0x06, 0xa9, 0x21, 0x40, 0x36, 0xb8, 0xa1, 0x5b, + 0x51, 0x2e, 0x03, 0xd5, 0x34, 0x12, 0x00, 0x06 }, + .klen = 16, + .iv = { 0x3d, 0xaf, 0xba, 0x42, 0x9d, 0x9e, 0xb4, 0x30, + 0xb4, 0x22, 0xda, 0x80, 0x2c, 0x9f, 0xac, 0x41 }, + .input = { "Single block msg" }, + .ilen = 16, + .result = { 0xea, 0x32, 0x12, 0x76, 0x3b, 0x50, 0x10, 0xe7, + 0x18, 0xf6, 0xfd, 0x5d, 0xf6, 0x8f, 0x13, 0x51 }, + .rlen = 16, + }, { + .key = { 0xc2, 0x86, 0x69, 0x6d, 0x88, 0x7c, 0x9a, 0xa0, + 0x61, 0x1b, 0xbb, 0x3e, 0x20, 0x25, 0xa4, 0x5a }, + .klen = 16, + .iv = { 0x56, 0x2e, 0x17, 0x99, 0x6d, 0x09, 0x3d, 0x28, + 0xdd, 0xb3, 0xba, 0x69, 0x5a, 0x2e, 0x6f, 0x58 }, + .input = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, + 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, + 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, + 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f }, + .ilen = 32, + .result = { 0xa5, 0xdf, 0x6e, 0x50, 0xda, 0x70, 0x6c, 0x01, + 0x4a, 0xab, 0xf3, 0xf2, 0xd6, 0xfc, 0x6c, 0xfd, + 0x19, 0xb4, 0x3e, 0x57, 0x1c, 0x02, 0x5e, 0xa0, + 0x15, 0x78, 0xe0, 0x5e, 0xf2, 0xcb, 0x87, 0x16 }, + .rlen = 32, + }, +}; + +static struct cipher_testvec camellia_cbc_dec_tv_template[] = { + { + .key = { 0x06, 0xa9, 0x21, 0x40, 0x36, 0xb8, 0xa1, 0x5b, + 0x51, 0x2e, 0x03, 0xd5, 0x34, 0x12, 0x00, 0x06 }, + .klen = 16, + .iv = { 0x3d, 0xaf, 0xba, 0x42, 0x9d, 0x9e, 0xb4, 0x30, + 0xb4, 0x22, 0xda, 0x80, 0x2c, 0x9f, 0xac, 0x41 }, + .input = { 0xea, 0x32, 0x12, 0x76, 0x3b, 0x50, 0x10, 0xe7, + 0x18, 0xf6, 0xfd, 0x5d, 0xf6, 0x8f, 0x13, 0x51 }, + .ilen = 16, + .result = { "Single block msg" }, + .rlen = 16, + }, { + .key = { 0xc2, 0x86, 0x69, 0x6d, 0x88, 0x7c, 0x9a, 0xa0, + 0x61, 0x1b, 0xbb, 0x3e, 0x20, 0x25, 0xa4, 0x5a }, + .klen = 16, + .iv = { 0x56, 0x2e, 0x17, 0x99, 0x6d, 0x09, 0x3d, 0x28, + 0xdd, 0xb3, 0xba, 0x69, 0x5a, 0x2e, 0x6f, 0x58 }, + .input = { 0xa5, 0xdf, 0x6e, 0x50, 0xda, 0x70, 0x6c, 0x01, + 0x4a, 0xab, 0xf3, 0xf2, 0xd6, 0xfc, 0x6c, 0xfd, + 0x19, 0xb4, 0x3e, 0x57, 0x1c, 0x02, 0x5e, 0xa0, + 0x15, 0x78, 0xe0, 0x5e, 0xf2, 0xcb, 0x87, 0x16 }, + .ilen = 32, + .result = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, + 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, + 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, + 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f }, + .rlen = 32, + }, +}; + /* * Compression stuff. */ @@ -3769,4 +4284,25 @@ static struct hash_speed generic_hash_speed_template[] = { { .blen = 0, .plen = 0, } }; +static struct cipher_speed camellia_speed_template[] = { + { .klen = 16, .blen = 16, }, + { .klen = 16, .blen = 64, }, + { .klen = 16, .blen = 256, }, + { .klen = 16, .blen = 1024, }, + { .klen = 16, .blen = 8192, }, + { .klen = 24, .blen = 16, }, + { .klen = 24, .blen = 64, }, + { .klen = 24, .blen = 256, }, + { .klen = 24, .blen = 1024, }, + { .klen = 24, .blen = 8192, }, + { .klen = 32, .blen = 16, }, + { .klen = 32, .blen = 64, }, + { .klen = 32, .blen = 256, }, + { .klen = 32, .blen = 1024, }, + { .klen = 32, .blen = 8192, }, + + /* End marker */ + { .klen = 0, .blen = 0, } +}; + #endif /* _CRYPTO_TCRYPT_H */ diff --git a/crypto/xcbc.c b/crypto/xcbc.c index 9347eb6..53e8ccb 100644 --- a/crypto/xcbc.c +++ b/crypto/xcbc.c @@ -21,6 +21,7 @@ #include <linux/crypto.h> #include <linux/err.h> +#include <linux/hardirq.h> #include <linux/kernel.h> #include <linux/mm.h> #include <linux/rtnetlink.h> @@ -47,7 +48,7 @@ static u_int32_t ks[12] = {0x01010101, 0x01010101, 0x01010101, 0x01010101, * +------------------------ */ struct crypto_xcbc_ctx { - struct crypto_tfm *child; + struct crypto_cipher *child; u8 *odds; u8 *prev; u8 *key; @@ -75,8 +76,7 @@ static int _crypto_xcbc_digest_setkey(struct crypto_hash *parent, if ((err = crypto_cipher_setkey(ctx->child, ctx->key, ctx->keylen))) return err; - ctx->child->__crt_alg->cra_cipher.cia_encrypt(ctx->child, key1, - ctx->consts); + crypto_cipher_encrypt_one(ctx->child, key1, ctx->consts); return crypto_cipher_setkey(ctx->child, key1, bs); } @@ -86,7 +86,7 @@ static int crypto_xcbc_digest_setkey(struct crypto_hash *parent, { struct crypto_xcbc_ctx *ctx = crypto_hash_ctx_aligned(parent); - if (keylen != crypto_tfm_alg_blocksize(ctx->child)) + if (keylen != crypto_cipher_blocksize(ctx->child)) return -EINVAL; ctx->keylen = keylen; @@ -108,13 +108,13 @@ static int crypto_xcbc_digest_init(struct hash_desc *pdesc) return 0; } -static int crypto_xcbc_digest_update(struct hash_desc *pdesc, - struct scatterlist *sg, - unsigned int nbytes) +static int crypto_xcbc_digest_update2(struct hash_desc *pdesc, + struct scatterlist *sg, + unsigned int nbytes) { struct crypto_hash *parent = pdesc->tfm; struct crypto_xcbc_ctx *ctx = crypto_hash_ctx_aligned(parent); - struct crypto_tfm *tfm = ctx->child; + struct crypto_cipher *tfm = ctx->child; int bs = crypto_hash_blocksize(parent); unsigned int i = 0; @@ -142,7 +142,7 @@ static int crypto_xcbc_digest_update(struct hash_desc *pdesc, offset += len; crypto_kunmap(p, 0); - crypto_yield(tfm->crt_flags); + crypto_yield(pdesc->flags); continue; } @@ -152,7 +152,7 @@ static int crypto_xcbc_digest_update(struct hash_desc *pdesc, p += bs - ctx->len; ctx->xor(ctx->prev, ctx->odds, bs); - tfm->__crt_alg->cra_cipher.cia_encrypt(tfm, ctx->prev, ctx->prev); + crypto_cipher_encrypt_one(tfm, ctx->prev, ctx->prev); /* clearing the length */ ctx->len = 0; @@ -160,7 +160,8 @@ static int crypto_xcbc_digest_update(struct hash_desc *pdesc, /* encrypting the rest of data */ while (len > bs) { ctx->xor(ctx->prev, p, bs); - tfm->__crt_alg->cra_cipher.cia_encrypt(tfm, ctx->prev, ctx->prev); + crypto_cipher_encrypt_one(tfm, ctx->prev, + ctx->prev); p += bs; len -= bs; } @@ -171,7 +172,7 @@ static int crypto_xcbc_digest_update(struct hash_desc *pdesc, ctx->len = len; } crypto_kunmap(p, 0); - crypto_yield(tfm->crt_flags); + crypto_yield(pdesc->flags); slen -= min(slen, ((unsigned int)(PAGE_SIZE)) - offset); offset = 0; pg++; @@ -183,11 +184,20 @@ static int crypto_xcbc_digest_update(struct hash_desc *pdesc, return 0; } +static int crypto_xcbc_digest_update(struct hash_desc *pdesc, + struct scatterlist *sg, + unsigned int nbytes) +{ + if (WARN_ON_ONCE(in_irq())) + return -EDEADLK; + return crypto_xcbc_digest_update2(pdesc, sg, nbytes); +} + static int crypto_xcbc_digest_final(struct hash_desc *pdesc, u8 *out) { struct crypto_hash *parent = pdesc->tfm; struct crypto_xcbc_ctx *ctx = crypto_hash_ctx_aligned(parent); - struct crypto_tfm *tfm = ctx->child; + struct crypto_cipher *tfm = ctx->child; int bs = crypto_hash_blocksize(parent); int err = 0; @@ -197,13 +207,14 @@ static int crypto_xcbc_digest_final(struct hash_desc *pdesc, u8 *out) if ((err = crypto_cipher_setkey(tfm, ctx->key, ctx->keylen)) != 0) return err; - tfm->__crt_alg->cra_cipher.cia_encrypt(tfm, key2, (const u8*)(ctx->consts+bs)); + crypto_cipher_encrypt_one(tfm, key2, + (u8 *)(ctx->consts + bs)); ctx->xor(ctx->prev, ctx->odds, bs); ctx->xor(ctx->prev, key2, bs); _crypto_xcbc_digest_setkey(parent, ctx); - tfm->__crt_alg->cra_cipher.cia_encrypt(tfm, out, ctx->prev); + crypto_cipher_encrypt_one(tfm, out, ctx->prev); } else { u8 key3[bs]; unsigned int rlen; @@ -218,14 +229,15 @@ static int crypto_xcbc_digest_final(struct hash_desc *pdesc, u8 *out) if ((err = crypto_cipher_setkey(tfm, ctx->key, ctx->keylen)) != 0) return err; - tfm->__crt_alg->cra_cipher.cia_encrypt(tfm, key3, (const u8*)(ctx->consts+bs*2)); + crypto_cipher_encrypt_one(tfm, key3, + (u8 *)(ctx->consts + bs * 2)); ctx->xor(ctx->prev, ctx->odds, bs); ctx->xor(ctx->prev, key3, bs); _crypto_xcbc_digest_setkey(parent, ctx); - tfm->__crt_alg->cra_cipher.cia_encrypt(tfm, out, ctx->prev); + crypto_cipher_encrypt_one(tfm, out, ctx->prev); } return 0; @@ -234,21 +246,25 @@ static int crypto_xcbc_digest_final(struct hash_desc *pdesc, u8 *out) static int crypto_xcbc_digest(struct hash_desc *pdesc, struct scatterlist *sg, unsigned int nbytes, u8 *out) { + if (WARN_ON_ONCE(in_irq())) + return -EDEADLK; + crypto_xcbc_digest_init(pdesc); - crypto_xcbc_digest_update(pdesc, sg, nbytes); + crypto_xcbc_digest_update2(pdesc, sg, nbytes); return crypto_xcbc_digest_final(pdesc, out); } static int xcbc_init_tfm(struct crypto_tfm *tfm) { + struct crypto_cipher *cipher; struct crypto_instance *inst = (void *)tfm->__crt_alg; struct crypto_spawn *spawn = crypto_instance_ctx(inst); struct crypto_xcbc_ctx *ctx = crypto_hash_ctx_aligned(__crypto_hash_cast(tfm)); int bs = crypto_hash_blocksize(__crypto_hash_cast(tfm)); - tfm = crypto_spawn_tfm(spawn); - if (IS_ERR(tfm)) - return PTR_ERR(tfm); + cipher = crypto_spawn_cipher(spawn); + if (IS_ERR(cipher)) + return PTR_ERR(cipher); switch(bs) { case 16: @@ -258,7 +274,7 @@ static int xcbc_init_tfm(struct crypto_tfm *tfm) return -EINVAL; } - ctx->child = crypto_cipher_cast(tfm); + ctx->child = cipher; ctx->odds = (u8*)(ctx+1); ctx->prev = ctx->odds + bs; ctx->key = ctx->prev + bs; |