This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#include <stdio.h>
#include <unistd.h>
#include <pwd.h>
+#include <grp.h>
#include <ctype.h>
#include <sys/types.h>
#include <sys/mount.h>
#include <fcntl.h>
#define MOUNT_CIFS_VERSION_MAJOR "1"
-#define MOUNT_CIFS_VERSION_MINOR "7"
+#define MOUNT_CIFS_VERSION_MINOR "10"
#ifndef MOUNT_CIFS_VENDOR_SUFFIX
-#define MOUNT_CIFS_VENDOR_SUFFIX ""
-#endif
+ #ifdef _SAMBA_BUILD_
+ #include "include/version.h"
+ #ifdef SAMBA_VERSION_VENDOR_SUFFIX
+ #define MOUNT_CIFS_VENDOR_SUFFIX "-"SAMBA_VERSION_OFFICIAL_STRING"-"SAMBA_VERSION_VENDOR_SUFFIX
+ #else
+ #define MOUNT_CIFS_VENDOR_SUFFIX "-"SAMBA_VERSION_OFFICIAL_STRING
+ #endif /* SAMBA_VERSION_OFFICIAL_STRING and SAMBA_VERSION_VENDOR_SUFFIX */
+ #else
+ #define MOUNT_CIFS_VENDOR_SUFFIX ""
+ #endif /* _SAMBA_BUILD_ */
+#endif /* MOUNT_CIFS_VENDOR_SUFFIX */
#ifndef MS_MOVE
#define MS_MOVE 8192
#endif
-char * thisprogram;
+#ifndef MS_BIND
+#define MS_BIND 4096
+#endif
+
+#define CONST_DISCARD(type, ptr) ((type) ((void *) (ptr)))
+
+const char *thisprogram;
int verboseflag = 0;
static int got_password = 0;
static int got_user = 0;
static char * user_name = NULL;
static char * mountpassword = NULL;
char * domain_name = NULL;
+char * prefixpath = NULL;
/* BB finish BB
printf(" to a local directory.\n\nOptions:\n");
printf("\tuser=<arg>\n\tpass=<arg>\n\tdom=<arg>\n");
printf("\nLess commonly used options:");
- printf("\n\tcredentials=<filename>,guest,perm,noperm,setuids,nosetuids,\n\trw,ro,sep=<char>,iocharset=<codepage>,suid,nosuid,exec,noexec,directio");
- printf("\n\nOptions not needed for servers supporting CIFS Unix extensions (e.g. most Samba versions):");
- printf("\n\tuid=<uid>,gid=<gid>,dir_mode=<mode>,file_mode=<mode>");
+ printf("\n\tcredentials=<filename>,guest,perm,noperm,setuids,nosetuids,rw,ro,");
+ printf("\n\tsep=<char>,iocharset=<codepage>,suid,nosuid,exec,noexec,serverino,");
+ printf("\n\tdirectio,mapchars,nomapchars,nolock,servernetbiosname=<SRV_RFC1001NAME>");
+ printf("\n\nOptions not needed for servers supporting CIFS Unix extensions");
+ printf("\n\t(e.g. unneeded for mounts to most Samba versions):");
+ printf("\n\tuid=<uid>,gid=<gid>,dir_mode=<mode>,file_mode=<mode>,sfu");
printf("\n\nRarely used options:");
- printf("\n\tport=<tcpport>,rsize=<size>,wsize=<size>,unc=<unc_name>,ip=<ip_address>,dev,nodev");
+ printf("\n\tport=<tcpport>,rsize=<size>,wsize=<size>,unc=<unc_name>,ip=<ip_address>,");
+ printf("\n\tdev,nodev,nouser_xattr,netbiosname=<OUR_RFC1001NAME>,hard,soft,intr,");
+ printf("\n\tnointr,ignorecase,noposixpaths,noacl");
printf("\n\nOptions are described in more detail in the manual page");
printf("\n\tman 8 mount.cifs\n");
printf("\nTo display the version number of the mount helper:");
fs = fopen(file_name,"r");
if(fs == NULL)
return errno;
- line_buf = malloc(4096);
- if(line_buf == NULL)
+ line_buf = (char *)malloc(4096);
+ if(line_buf == NULL) {
+ fclose(fs);
return -ENOMEM;
+ }
while(fgets(line_buf,4096,fs)) {
/* parse line from credential file */
exit(1);
} else {
got_user = 1;
- user_name = calloc(1 + length,1);
+ user_name = (char *)calloc(1 + length,1);
/* BB adding free of user_name string before exit,
not really necessary but would be cleaner */
strncpy(user_name,temp_val, length);
exit(1);
} else {
if(mountpassword == NULL) {
- mountpassword = calloc(65,1);
+ mountpassword = (char *)calloc(65,1);
} else
memset(mountpassword,0,64);
if(mountpassword) {
- /* BB add handling for commas in password here */
strncpy(mountpassword,temp_val,length);
got_password = 1;
}
}
}
- }
+ } else if (strncasecmp("domain",line_buf+i,6) == 0) {
+ temp_val = strchr(line_buf+i,'=');
+ if(temp_val) {
+ /* go past equals sign */
+ temp_val++;
+ if(verboseflag)
+ printf("\nDomain %s\n",temp_val);
+ for(length = 0;length<65;length++) {
+ if(temp_val[length] == '\n')
+ break;
+ }
+ if(length > 64) {
+ printf("mount.cifs failed: domain in credentials file too long\n");
+ if(mountpassword) {
+ memset(mountpassword,0,64);
+ }
+ exit(1);
+ } else {
+ if(domain_name == NULL) {
+ domain_name = (char *)calloc(65,1);
+ } else
+ memset(domain_name,0,64);
+ if(domain_name) {
+ strncpy(domain_name,temp_val,length);
+ got_domain = 1;
+ }
+ }
+ }
+ }
+
}
fclose(fs);
if(line_buf) {
char c;
if(mountpassword == NULL)
- mountpassword = calloc(65,1);
+ mountpassword = (char *)calloc(65,1);
else
memset(mountpassword, 0, 64);
+ if (mountpassword == NULL) {
+ printf("malloc failed\n");
+ exit(1);
+ }
+
if(filename != NULL) {
file_descript = open(filename, O_RDONLY);
if(file_descript < 0) {
return rc;
}
-static int parse_options(char * options, int * filesys_flags)
+static int parse_options(char ** optionsp, int * filesys_flags)
{
- char * data;
+ const char * data;
char * percent_char = NULL;
char * value = NULL;
char * next_keyword = NULL;
+ char * out = NULL;
+ int out_len = 0;
+ int word_len;
int rc = 0;
- if (!options)
+ if (!optionsp || !*optionsp)
return 1;
- else
- data = options;
+ data = *optionsp;
if(verboseflag)
- printf("parsing options: %s\n", options);
+ printf("parsing options: %s\n", data);
/* BB fixme check for separator override BB */
/* temporarily null terminate end of keyword=value pair */
if(next_keyword)
- *next_keyword = 0;
+ *next_keyword++ = 0;
/* temporarily null terminate keyword to make keyword and value distinct */
if ((value = strchr(data, '=')) != NULL) {
if (strncmp(data, "users",5) == 0) {
if(!value || !*value) {
- strncpy(data,",,,,,",5);
+ goto nocopy;
}
} else if (strncmp(data, "user_xattr",10) == 0) {
/* do nothing - need to skip so not parsed as user name */
printf("\nskipping empty user mount parameter\n");
/* remove the parm since it would otherwise be confusing
to the kernel code which would think it was a real username */
- data[0] = ',';
- data[1] = ',';
- data[2] = ',';
- data[3] = ',';
+ goto nocopy;
} else {
printf("username specified with no parameter\n");
return 1; /* needs_arg; */
if(percent_char) {
*percent_char = ',';
if(mountpassword == NULL)
- mountpassword = calloc(65,1);
+ mountpassword = (char *)calloc(65,1);
if(mountpassword) {
if(got_password)
printf("\nmount.cifs warning - password specified twice\n");
printf("password too long\n");
return 1;
}
+ } else if (strncmp(data, "sec", 3) == 0) {
+ if (value) {
+ if (!strcmp(value, "none"))
+ got_password = 1;
+ }
} else if (strncmp(data, "ip", 2) == 0) {
if (!value || !*value) {
printf("target ip address argument missing");
} else if (strncmp(data, "uid", 3) == 0) {
if (value && *value) {
got_uid = 1;
+ if (!isdigit(*value)) {
+ struct passwd *pw;
+ static char temp[32];
+
+ if (!(pw = getpwnam(value))) {
+ printf("bad user name \"%s\"\n", value);
+ exit(1);
+ }
+ sprintf(temp, "%u", pw->pw_uid);
+ value = temp;
+ endpwent();
+ }
}
} else if (strncmp(data, "gid", 3) == 0) {
if (value && *value) {
got_gid = 1;
+ if (!isdigit(*value)) {
+ struct group *gr;
+ static char temp[32];
+
+ if (!(gr = getgrnam(value))) {
+ printf("bad group name \"%s\"\n", value);
+ exit(1);
+ }
+ sprintf(temp, "%u", gr->gr_gid);
+ value = temp;
+ endpwent();
+ }
}
/* fmask and dmask synonyms for people used to smbfs syntax */
} else if (strcmp(data, "file_mode") == 0 || strcmp(data, "fmask")==0) {
*filesys_flags &= ~MS_NOSUID;
} else if (strncmp(data, "nodev", 5) == 0) {
*filesys_flags |= MS_NODEV;
+ } else if ((strncmp(data, "nobrl", 5) == 0) ||
+ (strncmp(data, "nolock", 6) == 0)) {
+ *filesys_flags &= ~MS_MANDLOCK;
} else if (strncmp(data, "dev", 3) == 0) {
*filesys_flags &= ~MS_NODEV;
} else if (strncmp(data, "noexec", 6) == 0) {
*filesys_flags &= ~MS_NOEXEC;
} else if (strncmp(data, "guest", 5) == 0) {
got_password=1;
- /* remove the parm since it would otherwise be logged by kern */
- data[0] = ',';
- data[1] = ',';
- data[2] = ',';
- data[3] = ',';
- data[4] = ',';
} else if (strncmp(data, "ro", 2) == 0) {
*filesys_flags |= MS_RDONLY;
} else if (strncmp(data, "rw", 2) == 0) {
*filesys_flags &= ~MS_RDONLY;
+ } else if (strncmp(data, "remount", 7) == 0) {
+ *filesys_flags |= MS_REMOUNT;
} /* else if (strnicmp(data, "port", 4) == 0) {
if (value && *value) {
vol->port =
} */ /* nothing to do on those four mount options above.
Just pass to kernel and ignore them here */
- /* move to next option */
- data = next_keyword+1;
+ /* Copy (possibly modified) option to out */
+ word_len = strlen(data);
+ if (value)
+ word_len += 1 + strlen(value);
- /* put overwritten equals sign back */
- if(value) {
- value--;
- *value = '=';
+ out = (char *)realloc(out, out_len + word_len + 2);
+ if (out == NULL) {
+ perror("malloc");
+ exit(1);
}
-
- /* put previous overwritten comma back */
- if(next_keyword)
- *next_keyword = ','; /* BB handle sep= */
+
+ if (out_len)
+ out[out_len++] = ',';
+ if (value)
+ sprintf(out + out_len, "%s=%s", data, value);
else
- data = NULL;
+ sprintf(out + out_len, "%s", data);
+ out_len = strlen(out);
+
+nocopy:
+ data = next_keyword;
}
+ free(*optionsp);
+ *optionsp = out;
return 0;
}
char *pass;
int i,j;
int number_of_commas = 0;
- int len = strlen(*ppasswrd);
+ int len;
if(ppasswrd == NULL)
return;
else
(pass = *ppasswrd);
+ len = strlen(pass);
+
for(i=0;i<len;i++) {
if(pass[i] == ',')
number_of_commas++;
return;
}
- new_pass_buf = malloc(len+number_of_commas+1);
+ new_pass_buf = (char *)malloc(len+number_of_commas+1);
if(new_pass_buf == NULL)
return;
len = strlen(domainnm);
/* reset domainm to new buffer, and copy
domain name into it */
- domainnm = malloc(len+1);
+ domainnm = (char *)malloc(len+1);
if(domainnm == NULL)
return NULL;
int length = strnlen(unc_name,1024);
char * share;
char * ipaddress_string = NULL;
- struct hostent * host_entry;
+ struct hostent * host_entry = NULL;
struct in_addr server_ipaddr;
- int rc;
if(length > 1023) {
printf("mount error: UNC name too long");
if(length < 3) {
/* BB add code to find DFS root here */
- printf("\nMounting the DFS root for domain not implemented yet");
+ printf("\nMounting the DFS root for domain not implemented yet\n");
return NULL;
} else {
if(strncmp(unc_name,"//",2) && strncmp(unc_name,"\\\\",2)) {
share = strchr(unc_name,':');
if(share) {
free_share_name = 1;
- *punc_name = malloc(length+3);
+ *punc_name = (char *)malloc(length+3);
+ if(*punc_name == NULL) {
+ /* put the original string back if
+ no memory left */
+ *punc_name = unc_name;
+ return NULL;
+ }
+
*share = '/';
strncpy((*punc_name)+2,unc_name,length);
unc_name = *punc_name;
host_entry = gethostbyname(unc_name);
}
*(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 */
+ }
if(got_ip) {
if(verboseflag)
printf("ip address specified explicitly\n");
return NULL;
}
if(host_entry == NULL) {
- printf("mount error: could not find target server. TCP name %s not found ", unc_name);
- printf(" rc = %d\n",rc);
+ printf("mount error: could not find target server. TCP name %s not found\n", unc_name);
return NULL;
} else {
/* BB should we pass an alternate version of the share name as Unicode */
char * share_name = NULL;
char * ipaddr = NULL;
char * uuid = NULL;
- char * mountpoint;
- char * options;
- char * resolved_path;
+ char * mountpoint = NULL;
+ char * options = NULL;
+ char * resolved_path = NULL;
char * temp;
int rc;
int rsize = 0;
if(argc && argv) {
thisprogram = argv[0];
+ } else {
+ mount_cifs_usage();
+ exit(1);
}
+
if(thisprogram == NULL)
thisprogram = "mount.cifs";
/* #ifdef _GNU_SOURCE
printf(" node: %s machine: %s sysname %s domain %s\n", sysinfo.nodename,sysinfo.machine,sysinfo.sysname,sysinfo.domainname);
#endif */
-
- share_name = argv[1];
- mountpoint = argv[2];
+ if(argc > 2) {
+ share_name = argv[1];
+ mountpoint = argv[2];
+ }
/* add sharename in opts string as unc= parm */
++nomtab;
break;
case 'b':
+#ifdef MS_BIND
flags |= MS_BIND;
+#else
+ fprintf(stderr,
+ "option 'b' (MS_BIND) not supported\n");
+#endif
break;
case 'm':
+#ifdef MS_MOVE
flags |= MS_MOVE;
+#else
+ fprintf(stderr,
+ "option 'm' (MS_MOVE) not supported\n");
+#endif
break;
case 'o':
orgoptions = strdup(optarg);
wsize = atoi(optarg);
break;
case '1':
- uid = atoi(optarg);
+ if (isdigit(*optarg)) {
+ char *ep;
+
+ uid = strtoul(optarg, &ep, 10);
+ if (*ep) {
+ printf("bad uid value \"%s\"\n", optarg);
+ exit(1);
+ }
+ } else {
+ struct passwd *pw;
+
+ if (!(pw = getpwnam(optarg))) {
+ printf("bad user name \"%s\"\n", optarg);
+ exit(1);
+ }
+ uid = pw->pw_uid;
+ endpwent();
+ }
break;
case '2':
- gid = atoi(optarg);
+ if (isdigit(*optarg)) {
+ char *ep;
+
+ gid = strtoul(optarg, &ep, 10);
+ if (*ep) {
+ printf("bad gid value \"%s\"\n", optarg);
+ exit(1);
+ }
+ } else {
+ struct group *gr;
+
+ if (!(gr = getgrnam(optarg))) {
+ printf("bad user name \"%s\"\n", optarg);
+ exit(1);
+ }
+ gid = gr->gr_gid;
+ endpwent();
+ }
break;
case 'u':
got_user = 1;
break;
case 'd':
domain_name = optarg; /* BB fix this - currently ignored */
+ got_domain = 1;
break;
case 'p':
if(mountpassword == NULL)
- mountpassword = calloc(65,1);
+ mountpassword = (char *)calloc(65,1);
if(mountpassword) {
got_password = 1;
strncpy(mountpassword,optarg,64);
}
}
- if(argc < 3)
+ if((argc < 3) || (share_name == NULL) || (mountpoint == NULL)) {
mount_cifs_usage();
+ exit(1);
+ }
if (getenv("PASSWD")) {
if(mountpassword == NULL)
- mountpassword = calloc(65,1);
+ mountpassword = (char *)calloc(65,1);
if(mountpassword) {
strncpy(mountpassword,getenv("PASSWD"),64);
got_password = 1;
get_password_from_file(0, getenv("PASSWD_FILE"));
}
- if (orgoptions && parse_options(orgoptions, &flags))
- return -1;
+ if (orgoptions && parse_options(&orgoptions, &flags)) {
+ rc = -1;
+ goto mount_exit;
+ }
ipaddr = parse_server(&share_name);
if((ipaddr == NULL) && (got_ip == 0)) {
printf("No ip address specified and hostname not found\n");
- return -1;
+ rc = -1;
+ goto mount_exit;
}
/* BB save off path and pop after mount returns? */
- resolved_path = malloc(PATH_MAX+1);
+ resolved_path = (char *)malloc(PATH_MAX+1);
if(resolved_path) {
/* Note that if we can not canonicalize the name, we get
another chance to see if it is valid when we chdir to it */
}
if(chdir(mountpoint)) {
printf("mount error: can not change directory into mount target %s\n",mountpoint);
- return -1;
+ rc = -1;
+ goto mount_exit;
}
if(stat (".", &statbuf)) {
printf("mount error: mount point %s does not exist\n",mountpoint);
- return -1;
+ rc = -1;
+ goto mount_exit;
}
if (S_ISDIR(statbuf.st_mode) == 0) {
printf("mount error: mount point %s is not a directory\n",mountpoint);
- return -1;
+ rc = -1;
+ goto mount_exit;
}
if((getuid() != 0) && (geteuid() == 0)) {
optlen = 0;
if(share_name)
optlen += strlen(share_name) + 4;
+ else {
+ printf("No server share name specified\n");
+ printf("\nMounting the DFS root for server not implemented yet\n");
+ exit(1);
+ }
if(user_name)
optlen += strlen(user_name) + 6;
if(ipaddr)
optlen += strlen(ipaddr) + 4;
if(mountpassword)
optlen += strlen(mountpassword) + 6;
- options = malloc(optlen + 10 + 64 /* space for commas in password */ + 8 /* space for domain= , domain name itself was counted as part of the length username string above */);
+ if(options)
+ free(options);
+ options = (char *)malloc(optlen + 10 + 64 /* space for commas in password */ + 8 /* space for domain= , domain name itself was counted as part of the length username string above */);
if(options == NULL) {
printf("Could not allocate memory for mount options\n");
if(user_name) {
/* check for syntax like user=domain\user */
- domain_name = check_for_domain(&user_name);
+ if(got_domain == 0)
+ domain_name = check_for_domain(&user_name);
strncat(options,",user=",6);
strcat(options,user_name);
}
strcat(options,",");
strcat(options,orgoptions);
}
+ if(prefixpath) {
+ strncat(options,",prefixpath=",12);
+ strcat(options,prefixpath); /* no need to cat the / */
+ }
if(verboseflag)
printf("\nmount.cifs kernel mount options %s \n",options);
if(mount(share_name, mountpoint, "cifs", flags, options)) {
}
}
default:
-
printf("mount error %d = %s\n",errno,strerror(errno));
}
printf("Refer to the mount.cifs(8) manual page (e.g.man mount.cifs)\n");
- if(mountpassword) {
- memset(mountpassword,0,64);
- }
- return -1;
+ rc = -1;
+ goto mount_exit;
} else {
pmntfile = setmntent(MOUNTED, "a+");
if(pmntfile) {
mountent.mnt_fsname = share_name;
mountent.mnt_dir = mountpoint;
- mountent.mnt_type = "cifs";
- mountent.mnt_opts = malloc(220);
+ mountent.mnt_type = CONST_DISCARD(char *,"cifs");
+ mountent.mnt_opts = (char *)malloc(220);
if(mountent.mnt_opts) {
char * mount_user = getusername();
memset(mountent.mnt_opts,0,200);
strcat(mountent.mnt_opts,"rw");
if(flags & MS_MANDLOCK)
strcat(mountent.mnt_opts,",mand");
- else
- strcat(mountent.mnt_opts,",nomand");
if(flags & MS_NOEXEC)
strcat(mountent.mnt_opts,",noexec");
if(flags & MS_NOSUID)
strcat(mountent.mnt_opts,",user=");
strcat(mountent.mnt_opts,mount_user);
}
- free(mount_user);
+ /* free(mount_user); do not free static mem */
}
}
mountent.mnt_freq = 0;
printf("could not update mount table\n");
}
}
+ rc = 0;
+mount_exit:
if(mountpassword) {
int len = strlen(mountpassword);
memset(mountpassword,0,len);
if(free_share_name) {
free(share_name);
}
- return 0;
+ return rc;
}
git.samba.org / samba.git / blobdiff