From b669f33ca61738171aecc5ae90d776d91b122eb8 Mon Sep 17 00:00:00 2001 From: Pavel Shilovsky Date: Sun, 27 May 2012 20:21:53 +0400 Subject: CIFS: Move getting dfs referalls to ops struct Signed-off-by: Pavel Shilovsky Signed-off-by: Steve French diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index ef4e0a0..2d80d82 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -162,6 +162,7 @@ struct TCP_Server_Info; struct cifsFileInfo; struct cifs_ses; struct cifs_tcon; +struct dfs_info3_param; struct smb_version_operations { int (*send_cancel)(struct TCP_Server_Info *, void *, @@ -208,6 +209,10 @@ struct smb_version_operations { struct cifs_tcon *, const struct nls_table *); /* close tree connecion */ int (*tree_disconnect)(const unsigned int, struct cifs_tcon *); + /* get DFS referrals */ + int (*get_dfs_refer)(const unsigned int, struct cifs_ses *, + const char *, struct dfs_info3_param **, + unsigned int *, const struct nls_table *, int); }; struct smb_version_values { diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h index 61baaa3..4857965 100644 --- a/fs/cifs/cifsproto.h +++ b/fs/cifs/cifsproto.h @@ -226,17 +226,16 @@ extern int CIFSSMBUnixQPathInfo(const unsigned int xid, const struct nls_table *nls_codepage, int remap); extern int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses, - const unsigned char *searchName, - struct dfs_info3_param **target_nodes, - unsigned int *number_of_nodes_in_array, - const struct nls_table *nls_codepage, int remap); + const char *search_name, + struct dfs_info3_param **target_nodes, + unsigned int *num_of_nodes, + const struct nls_table *nls_codepage, int remap); -extern int get_dfs_path(unsigned int xid, struct cifs_ses *pSesInfo, +extern int get_dfs_path(const unsigned int xid, struct cifs_ses *ses, const char *old_path, const struct nls_table *nls_codepage, - unsigned int *pnum_referrals, - struct dfs_info3_param **preferrals, - int remap); + unsigned int *num_referrals, + struct dfs_info3_param **referrals, int remap); extern void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon, struct cifs_sb_info *cifs_sb, struct smb_vol *vol); diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index f1dfc78..af859c3 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -4766,8 +4766,7 @@ parse_DFS_referrals_exit: int CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses, - const unsigned char *searchName, - struct dfs_info3_param **target_nodes, + const char *search_name, struct dfs_info3_param **target_nodes, unsigned int *num_of_nodes, const struct nls_table *nls_codepage, int remap) { @@ -4781,7 +4780,7 @@ CIFSGetDFSRefer(const unsigned int xid, struct cifs_ses *ses, *num_of_nodes = 0; *target_nodes = NULL; - cFYI(1, "In GetDFSRefer the path %s", searchName); + cFYI(1, "In GetDFSRefer the path %s", search_name); if (ses == NULL) return -ENODEV; getDFSRetry: @@ -4804,14 +4803,14 @@ getDFSRetry: pSMB->hdr.Flags2 |= SMBFLG2_UNICODE; name_len = cifsConvertToUTF16((__le16 *) pSMB->RequestFileName, - searchName, PATH_MAX, nls_codepage, + search_name, PATH_MAX, nls_codepage, remap); name_len++; /* trailing null */ name_len *= 2; } else { /* BB improve the check for buffer overruns BB */ - name_len = strnlen(searchName, PATH_MAX); + name_len = strnlen(search_name, PATH_MAX); name_len++; /* trailing null */ - strncpy(pSMB->RequestFileName, searchName, name_len); + strncpy(pSMB->RequestFileName, search_name, name_len); } if (ses->server) { @@ -4867,7 +4866,7 @@ getDFSRetry: /* parse returned result into more usable form */ rc = parse_DFS_referrals(pSMBr, num_of_nodes, target_nodes, nls_codepage, remap, - searchName); + search_name); GetDFSRefExit: cifs_buf_release(pSMB); diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 7cf8b16..70a34d1 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -2767,14 +2767,14 @@ out: } int -get_dfs_path(unsigned int xid, struct cifs_ses *ses, const char *old_path, +get_dfs_path(const unsigned int xid, struct cifs_ses *ses, const char *old_path, const struct nls_table *nls_codepage, unsigned int *num_referrals, struct dfs_info3_param **referrals, int remap) { char *temp_unc; int rc = 0; - if (!ses->server->ops->tree_connect) + if (!ses->server->ops->tree_connect || !ses->server->ops->get_dfs_refer) return -ENOSYS; *num_referrals = 0; @@ -2796,11 +2796,12 @@ get_dfs_path(unsigned int xid, struct cifs_ses *ses, const char *old_path, kfree(temp_unc); } if (rc == 0) - rc = CIFSGetDFSRefer(xid, ses, old_path, referrals, - num_referrals, nls_codepage, remap); + rc = ses->server->ops->get_dfs_refer(xid, ses, old_path, + referrals, num_referrals, + nls_codepage, remap); /* * BB - map targetUNCs to dfs_info3 structures, here or in - * CIFSGetDFSRefer. + * ses->server->ops->get_dfs_refer. */ return rc; @@ -3488,7 +3489,7 @@ build_unc_path_to_root(const struct smb_vol *vol, * determine whether there were referrals. */ static int -expand_dfs_referral(unsigned int xid, struct cifs_ses *pSesInfo, +expand_dfs_referral(const unsigned int xid, struct cifs_ses *ses, struct smb_vol *volume_info, struct cifs_sb_info *cifs_sb, int check_prefix) { @@ -3504,7 +3505,7 @@ expand_dfs_referral(unsigned int xid, struct cifs_ses *pSesInfo, /* For DFS paths, skip the first '\' of the UNC */ ref_path = check_prefix ? full_path + 1 : volume_info->UNC + 1; - rc = get_dfs_path(xid, pSesInfo , ref_path, cifs_sb->local_nls, + rc = get_dfs_path(xid, ses, ref_path, cifs_sb->local_nls, &num_referrals, &referrals, cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c index 8f87386..6d9025b 100644 --- a/fs/cifs/smb1ops.c +++ b/fs/cifs/smb1ops.c @@ -434,6 +434,7 @@ struct smb_version_operations smb1_operations = { .logoff = CIFSSMBLogoff, .tree_connect = CIFSTCon, .tree_disconnect = CIFSSMBTDis, + .get_dfs_refer = CIFSGetDFSRefer, }; struct smb_version_values smb1_values = { -- cgit v0.10.2