Commit 8713d01d authored by Stefan Metzmacher's avatar Stefan Metzmacher Committed by Steve French

cifs: implement CIFSCreateMFSymLink()

Signed-off-by: default avatarStefan Metzmacher <metze@samba.org>
Signed-off-by: default avatarSteve French <sfrench@us.ibm.com>
parent 18bddd10
......@@ -133,6 +133,51 @@ CIFSFormatMFSymlink(u8 *buf, unsigned int buf_len, const char *link_str)
return 0;
}
static int
CIFSCreateMFSymLink(const int xid, struct cifsTconInfo *tcon,
const char *fromName, const char *toName,
const struct nls_table *nls_codepage, int remap)
{
int rc;
int oplock = 0;
__u16 netfid = 0;
u8 *buf;
unsigned int bytes_written = 0;
buf = kmalloc(CIFS_MF_SYMLINK_FILE_SIZE, GFP_KERNEL);
if (!buf)
return -ENOMEM;
rc = CIFSFormatMFSymlink(buf, CIFS_MF_SYMLINK_FILE_SIZE, toName);
if (rc != 0) {
kfree(buf);
return rc;
}
rc = CIFSSMBOpen(xid, tcon, fromName, FILE_CREATE, GENERIC_WRITE,
CREATE_NOT_DIR, &netfid, &oplock, NULL,
nls_codepage, remap);
if (rc != 0) {
kfree(buf);
return rc;
}
rc = CIFSSMBWrite(xid, tcon, netfid,
CIFS_MF_SYMLINK_FILE_SIZE /* length */,
0 /* offset */,
&bytes_written, buf, NULL, 0);
CIFSSMBClose(xid, tcon, netfid);
kfree(buf);
if (rc != 0)
return rc;
if (bytes_written != CIFS_MF_SYMLINK_FILE_SIZE)
return -EIO;
return 0;
}
static int
CIFSQueryMFSymLink(const int xid, struct cifsTconInfo *tcon,
const unsigned char *searchName, char **symlinkinfo,
const struct nls_table *nls_codepage, int remap)
......
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