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Diffstat (limited to 'source3/client/mount.cifs.c')
-rw-r--r--source3/client/mount.cifs.c105
1 files changed, 37 insertions, 68 deletions
diff --git a/source3/client/mount.cifs.c b/source3/client/mount.cifs.c
index 79f402a7d4..e73d90859c 100644
--- a/source3/client/mount.cifs.c
+++ b/source3/client/mount.cifs.c
@@ -37,6 +37,7 @@
#include <string.h>
#include <mntent.h>
#include <fcntl.h>
+#include <limits.h>
#define MOUNT_CIFS_VERSION_MAJOR "1"
#define MOUNT_CIFS_VERSION_MINOR "11"
@@ -62,8 +63,6 @@
#define MS_BIND 4096
#endif
-#define MAX_UNC_LEN 1024
-
#define CONST_DISCARD(type, ptr) ((type) ((void *) (ptr)))
const char *thisprogram;
@@ -75,6 +74,7 @@ static int got_ip = 0;
static int got_unc = 0;
static int got_uid = 0;
static int got_gid = 0;
+static int free_share_name = 0;
static char * user_name = NULL;
static char * mountpassword = NULL;
char * domain_name = NULL;
@@ -205,8 +205,10 @@ static int open_cred_file(char * file_name)
/* go past equals sign */
temp_val++;
for(length = 0;length<4087;length++) {
- if(temp_val[length] == '\n')
+ if ((temp_val[length] == '\n')
+ || (temp_val[length] == '\0')) {
break;
+ }
}
if(length > 4086) {
printf("mount.cifs failed due to malformed username in credentials file");
@@ -229,8 +231,10 @@ static int open_cred_file(char * file_name)
/* go past equals sign */
temp_val++;
for(length = 0;length<65;length++) {
- if(temp_val[length] == '\n')
+ if ((temp_val[length] == '\n')
+ || (temp_val[length] == '\0')) {
break;
+ }
}
if(length > 64) {
printf("mount.cifs failed: password in credentials file too long\n");
@@ -258,8 +262,10 @@ static int open_cred_file(char * file_name)
if(verboseflag)
printf("\nDomain %s\n",temp_val);
for(length = 0;length<65;length++) {
- if(temp_val[length] == '\n')
- break;
+ if ((temp_val[length] == '\n')
+ || (temp_val[length] == '\0')) {
+ break;
+ }
}
if(length > 64) {
printf("mount.cifs failed: domain in credentials file too long\n");
@@ -831,27 +837,17 @@ static char * check_for_domain(char **ppuser)
return domainnm;
}
-/* replace all occurances of "from" in a string with "to" */
-static void replace_char(char *string, char from, char to)
-{
- while (string) {
- string = strchr(string, from);
- if (string)
- *string = to;
- }
-}
-
/* Note that caller frees the returned buffer if necessary */
static char * parse_server(char ** punc_name)
{
char * unc_name = *punc_name;
- int length = strnlen(unc_name, MAX_UNC_LEN);
+ int length = strnlen(unc_name,1024);
char * share;
char * ipaddress_string = NULL;
struct hostent * host_entry = NULL;
struct in_addr server_ipaddr;
- if(length > (MAX_UNC_LEN - 1)) {
+ if(length > 1023) {
printf("mount error: UNC name too long");
return NULL;
}
@@ -870,6 +866,7 @@ static char * parse_server(char ** punc_name)
/* check for nfs syntax ie server:share */
share = strchr(unc_name,':');
if(share) {
+ free_share_name = 1;
*punc_name = (char *)malloc(length+3);
if(*punc_name == NULL) {
/* put the original string back if
@@ -877,9 +874,9 @@ static char * parse_server(char ** punc_name)
*punc_name = unc_name;
return NULL;
}
+
*share = '/';
strncpy((*punc_name)+2,unc_name,length);
- free(unc_name);
unc_name = *punc_name;
unc_name[length+2] = 0;
goto continue_unc_parsing;
@@ -890,21 +887,18 @@ static char * parse_server(char ** punc_name)
}
} else {
continue_unc_parsing:
- unc_name[0] = '\\';
- unc_name[1] = '\\';
+ unc_name[0] = '/';
+ unc_name[1] = '/';
unc_name += 2;
-
- /* convert any '/' in unc to '\\' */
- replace_char(unc_name, '/', '\\');
-
- if ((share = strchr(unc_name,'\\'))) {
+ if ((share = strchr(unc_name, '/')) ||
+ (share = strchr(unc_name,'\\'))) {
*share = 0; /* temporarily terminate the string */
share += 1;
if(got_ip == 0) {
host_entry = gethostbyname(unc_name);
}
- *(share - 1) = '\\'; /* put delimiter back */
- if ((prefixpath = strchr(share, '\\'))) {
+ *(share - 1) = '/'; /* put the slash back */
+ if ((prefixpath = strchr(share, '/'))) {
*prefixpath = 0; /* permanently terminate the string */
if (!strlen(++prefixpath))
prefixpath = NULL; /* this needs to be done explicitly */
@@ -969,25 +963,6 @@ static struct option longopts[] = {
{ NULL, 0, NULL, 0 }
};
-/* convert a string to uppercase. return false if the string
- * wasn't ASCII or was a NULL ptr */
-static int
-uppercase_string(char *string)
-{
- if (!string)
- return 0;
-
- while (*string) {
- /* check for unicode */
- if ((unsigned char) string[0] & 0x80)
- return 0;
- *string = toupper((unsigned char) *string);
- string++;
- }
-
- return 1;
-}
-
int main(int argc, char ** argv)
{
int c;
@@ -1000,7 +975,6 @@ int main(int argc, char ** argv)
char * options = NULL;
char * resolved_path = NULL;
char * temp;
- char * dev_name;
int rc;
int rsize = 0;
int wsize = 0;
@@ -1037,16 +1011,8 @@ int main(int argc, char ** argv)
printf(" node: %s machine: %s sysname %s domain %s\n", sysinfo.nodename,sysinfo.machine,sysinfo.sysname,sysinfo.domainname);
#endif */
if(argc > 2) {
- dev_name = argv[1];
- share_name = strndup(argv[1], MAX_UNC_LEN);
- if (share_name == NULL) {
- fprintf(stderr, "%s: %s", argv[0], strerror(ENOMEM));
- exit(1);
- }
+ share_name = argv[1];
mountpoint = argv[2];
- } else {
- mount_cifs_usage();
- exit(1);
}
/* add sharename in opts string as unc= parm */
@@ -1186,7 +1152,7 @@ int main(int argc, char ** argv)
}
}
- if((argc < 3) || (dev_name == NULL) || (mountpoint == NULL)) {
+ if((argc < 3) || (share_name == NULL) || (mountpoint == NULL)) {
mount_cifs_usage();
exit(1);
}
@@ -1344,12 +1310,10 @@ mount_retry:
}
if(verboseflag)
printf("\nmount.cifs kernel mount options %s \n",options);
-
- /* convert all '\\' to '/' so that /proc/mounts looks pretty */
- replace_char(dev_name, '\\', '/');
-
- if(mount(dev_name, mountpoint, "cifs", flags, options)) {
+ if(mount(share_name, mountpoint, "cifs", flags, options)) {
/* remember to kill daemon on error */
+ char * tmp;
+
switch (errno) {
case 0:
printf("mount failed but no error number set\n");
@@ -1360,9 +1324,12 @@ mount_retry:
case ENXIO:
if(retry == 0) {
retry = 1;
- if (uppercase_string(dev_name) &&
- uppercase_string(share_name) &&
- uppercase_string(prefixpath)) {
+ tmp = share_name;
+ while (*tmp && !(((unsigned char)tmp[0]) & 0x80)) {
+ *tmp = toupper((unsigned char)*tmp);
+ tmp++;
+ }
+ if(!*tmp) {
printf("retrying with upper case share name\n");
goto mount_retry;
}
@@ -1376,7 +1343,7 @@ mount_retry:
} else {
pmntfile = setmntent(MOUNTED, "a+");
if(pmntfile) {
- mountent.mnt_fsname = dev_name;
+ mountent.mnt_fsname = share_name;
mountent.mnt_dir = mountpoint;
mountent.mnt_type = CONST_DISCARD(char *,"cifs");
mountent.mnt_opts = (char *)malloc(220);
@@ -1436,6 +1403,8 @@ mount_exit:
free(resolved_path);
}
- free(share_name);
+ if(free_share_name) {
+ free(share_name);
+ }
return rc;
}
generated by cgit (git 2.34.1) at 2024-06-11 15:54:34 +0000