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authorPavel Shilovsky <pshilovsky@samba.org>2012-05-27 20:21:53 +0400
committerPavel Shilovsky <pshilovsky@samba.org>2012-07-24 21:55:01 +0400
commitb669f33ca61738171aecc5ae90d776d91b122eb8 (patch)
tree71b83c4f7155b2297f6b00bbe41c89e572d1b9fe /fs
parentaa24d1e9692411e605084938ced6b160f92df454 (diff)
downloadlinux-b669f33ca61738171aecc5ae90d776d91b122eb8.tar.bz2
CIFS: Move getting dfs referalls to ops struct
Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org> Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/cifs/cifsglob.h5
-rw-r--r--fs/cifs/cifsproto.h15
-rw-r--r--fs/cifs/cifssmb.c13
-rw-r--r--fs/cifs/connect.c15
-rw-r--r--fs/cifs/smb1ops.c1
5 files changed, 27 insertions, 22 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index ef4e0a0bc826..2d80d82f41d0 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 61baaa3330fb..4857965b22db 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 f1dfc7844f1b..af859c325db1 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 7cf8b1632242..70a34d126001 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 8f873863142a..6d9025b29e54 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 = {