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cifs: convert CIFSTCon to use new unicode helper functions 

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Acked-by: Suresh Jayaraman <sjayaraman@suse.de>
Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
Jeff Layton 2009-04-30 07:16:21 -04:00 committed by Steve French
parent 066ce68994
commit cc20c031bb
1 changed files with 14 additions and 35 deletions
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49
fs/cifs/connect.c
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@ -3638,7 +3638,7 @@ CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
TCONX_RSP *pSMBr;
unsigned char *bcc_ptr;
int rc = 0;
int length;
int length, bytes_left;
__u16 count;
if (ses == NULL)
@ -3726,14 +3726,15 @@ CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
rc = SendReceive(xid, ses, smb_buffer, smb_buffer_response, &length,
CIFS_STD_OP);
/* if (rc) rc = map_smb_to_linux_error(smb_buffer_response); */
/* above now done in SendReceive */
if ((rc == 0) && (tcon != NULL)) {
tcon->tidStatus = CifsGood;
tcon->need_reconnect = false;
tcon->tid = smb_buffer_response->Tid;
bcc_ptr = pByteArea(smb_buffer_response);
length = strnlen(bcc_ptr, BCC(smb_buffer_response) - 2);
bytes_left = BCC(smb_buffer_response);
length = strnlen(bcc_ptr, bytes_left - 2);
/* skip service field (NB: this field is always ASCII) */
if (length == 3) {
if ((bcc_ptr[0] == 'I') && (bcc_ptr[1] == 'P') &&
@ -3748,39 +3749,17 @@ CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
}
}
bcc_ptr += length + 1;
bytes_left -= (length + 1);
strncpy(tcon->treeName, tree, MAX_TREE_SIZE);
if (smb_buffer->Flags2 & SMBFLG2_UNICODE) {
length = UniStrnlen((wchar_t *) bcc_ptr, 512);
if ((bcc_ptr + (2 * length)) -
pByteArea(smb_buffer_response) <=
BCC(smb_buffer_response)) {
kfree(tcon->nativeFileSystem);
tcon->nativeFileSystem =
kzalloc((4 * length) + 2, GFP_KERNEL);
if (tcon->nativeFileSystem) {
cifs_strfromUCS_le(
tcon->nativeFileSystem,
(__le16 *) bcc_ptr,
length, nls_codepage);
cFYI(1, ("nativeFileSystem=%s",
tcon->nativeFileSystem));
}
}
/* else do not bother copying these information fields*/
} else {
length = strnlen(bcc_ptr, 1024);
if ((bcc_ptr + length) -
pByteArea(smb_buffer_response) <=
BCC(smb_buffer_response)) {
kfree(tcon->nativeFileSystem);
tcon->nativeFileSystem =
kzalloc(length + 1, GFP_KERNEL);
if (tcon->nativeFileSystem)
strncpy(tcon->nativeFileSystem, bcc_ptr,
length);
}
/* else do not bother copying these information fields*/
}
/* mostly informational -- no need to fail on error here */
tcon->nativeFileSystem = cifs_strndup(bcc_ptr, bytes_left,
smb_buffer->Flags2 &
SMBFLG2_UNICODE,
nls_codepage);
cFYI(1, ("nativeFileSystem=%s", tcon->nativeFileSystem));
if ((smb_buffer_response->WordCount == 3) ||
(smb_buffer_response->WordCount == 7))
/* field is in same location */