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author | Al Viro <viro@zeniv.linux.org.uk> | 2006-09-12 06:59:45 (GMT) |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2006-09-12 07:05:05 (GMT) |
commit | f6bc0c1c5b0fe393efaf922e01887c33b35f2910 (patch) | |
tree | ba6985fae2eca0397c872d3ab015c1c403678213 /arch | |
parent | e65e1fc2d24b09c496af76e9c5253ac30b300a89 (diff) | |
download | linux-fsl-qoriq-f6bc0c1c5b0fe393efaf922e01887c33b35f2910.tar.xz |
[PATCH] sparc64 audit syscall classes hookup
... that should do it for all targets; the only remaining issues are
mips (currently treated as non-biarch) and handling of other OS
emulations (OSF/SunOS/Solaris/???). The latter would need to be
assigned new AUDIT_ARCH_... ABI numbers anyway...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/sparc64/Kconfig | 4 | ||||
-rw-r--r-- | arch/sparc64/kernel/Makefile | 3 | ||||
-rw-r--r-- | arch/sparc64/kernel/audit.c | 66 | ||||
-rw-r--r-- | arch/sparc64/kernel/compat_audit.c | 37 |
4 files changed, 110 insertions, 0 deletions
diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig index 8a36ba8..8d8ca71 100644 --- a/arch/sparc64/Kconfig +++ b/arch/sparc64/Kconfig @@ -34,6 +34,10 @@ config ARCH_MAY_HAVE_PC_FDC bool default y +config AUDIT_ARCH + bool + default y + choice prompt "Kernel page size" default SPARC64_PAGE_SIZE_8KB diff --git a/arch/sparc64/kernel/Makefile b/arch/sparc64/kernel/Makefile index 86c9fe3..e1eabeb 100644 --- a/arch/sparc64/kernel/Makefile +++ b/arch/sparc64/kernel/Makefile @@ -25,6 +25,9 @@ obj-$(CONFIG_MODULES) += module.o obj-$(CONFIG_US3_FREQ) += us3_cpufreq.o obj-$(CONFIG_US2E_FREQ) += us2e_cpufreq.o obj-$(CONFIG_KPROBES) += kprobes.o +obj-$(CONFIG_AUDIT) += audit.o +obj-$(CONFIG_AUDIT)$(CONFIG_SPARC32_COMPAT) += compat_audit.o +obj-y += $(obj-yy) ifdef CONFIG_SUNOS_EMUL obj-y += sys_sunos32.o sunos_ioctl32.o diff --git a/arch/sparc64/kernel/audit.c b/arch/sparc64/kernel/audit.c new file mode 100644 index 0000000..aef19cc --- /dev/null +++ b/arch/sparc64/kernel/audit.c @@ -0,0 +1,66 @@ +#include <linux/init.h> +#include <linux/types.h> +#include <linux/audit.h> +#include <asm/unistd.h> + +static unsigned dir_class[] = { +#include <asm-generic/audit_dir_write.h> +~0U +}; + +static unsigned read_class[] = { +#include <asm-generic/audit_read.h> +~0U +}; + +static unsigned write_class[] = { +#include <asm-generic/audit_write.h> +~0U +}; + +static unsigned chattr_class[] = { +#include <asm-generic/audit_change_attr.h> +~0U +}; + +int audit_classify_syscall(int abi, unsigned syscall) +{ +#ifdef CONFIG_SPARC32_COMPAT + extern int sparc32_classify_syscall(unsigned); + if (abi == AUDIT_ARCH_SPARC) + return sparc32_classify_syscall(syscall); +#endif + switch(syscall) { + case __NR_open: + return 2; + case __NR_openat: + return 3; + case __NR_socketcall: + return 4; + case __NR_execve: + return 5; + default: + return 0; + } +} + +static int __init audit_classes_init(void) +{ +#ifdef CONFIG_SPARC32_COMPAT + extern __u32 sparc32_dir_class[]; + extern __u32 sparc32_write_class[]; + extern __u32 sparc32_read_class[]; + extern __u32 sparc32_chattr_class[]; + audit_register_class(AUDIT_CLASS_WRITE_32, sparc32_write_class); + audit_register_class(AUDIT_CLASS_READ_32, sparc32_read_class); + audit_register_class(AUDIT_CLASS_DIR_WRITE_32, sparc32_dir_class); + audit_register_class(AUDIT_CLASS_CHATTR_32, sparc32_chattr_class); +#endif + audit_register_class(AUDIT_CLASS_WRITE, write_class); + audit_register_class(AUDIT_CLASS_READ, read_class); + audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class); + audit_register_class(AUDIT_CLASS_CHATTR, chattr_class); + return 0; +} + +__initcall(audit_classes_init); diff --git a/arch/sparc64/kernel/compat_audit.c b/arch/sparc64/kernel/compat_audit.c new file mode 100644 index 0000000..cca96c9 --- /dev/null +++ b/arch/sparc64/kernel/compat_audit.c @@ -0,0 +1,37 @@ +#include <asm-sparc/unistd.h> + +unsigned sparc32_dir_class[] = { +#include <asm-generic/audit_dir_write.h> +~0U +}; + +unsigned sparc32_chattr_class[] = { +#include <asm-generic/audit_change_attr.h> +~0U +}; + +unsigned sparc32_write_class[] = { +#include <asm-generic/audit_write.h> +~0U +}; + +unsigned sparc32_read_class[] = { +#include <asm-generic/audit_read.h> +~0U +}; + +int sparc32_classify_syscall(unsigned syscall) +{ + switch(syscall) { + case __NR_open: + return 2; + case __NR_openat: + return 3; + case __NR_socketcall: + return 4; + case __NR_execve: + return 5; + default: + return 1; + } +} |