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-rw-r--r--source/passdb/smbpass.c299
1 files changed, 0 insertions, 299 deletions
diff --git a/source/passdb/smbpass.c b/source/passdb/smbpass.c
deleted file mode 100644
index 275ad5e353b..00000000000
--- a/source/passdb/smbpass.c
+++ /dev/null
@@ -1,299 +0,0 @@
-#ifdef SMB_PASSWD
-/*
- * Unix SMB/Netbios implementation. Version 1.9. SMB parameters and setup
- * Copyright (C) Andrew Tridgell 1992-1995 Modified by Jeremy Allison 1995.
- *
- * 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 (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the 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.
- */
-
-#include "includes.h"
-
-extern int DEBUGLEVEL;
-
-int gotalarm;
-
-void
-gotalarm_sig()
-{
- gotalarm = 1;
-}
-
-int
-do_pw_lock(int fd, int waitsecs, int type)
-{
- struct flock lock;
- int ret;
-
- gotalarm = 0;
- signal(SIGALRM, SIGNAL_CAST gotalarm_sig);
-
- lock.l_type = type;
- lock.l_whence = SEEK_SET;
- lock.l_start = 0;
- lock.l_len = 1;
- lock.l_pid = 0;
-
- alarm(5);
- ret = fcntl(fd, F_SETLKW, &lock);
- alarm(0);
- signal(SIGALRM, SIGNAL_CAST SIG_DFL);
-
- if (gotalarm) {
- DEBUG(0, ("do_pw_lock: failed to %s SMB passwd file.\n",
- type == F_UNLCK ? "unlock" : "lock"));
- return -1;
- }
- return ret;
-}
-
-int pw_file_lock(char *name, int type, int secs)
-{
- int fd = open(name, O_RDWR | O_CREAT, 0600);
- if (fd < 0)
- return (-1);
- if (do_pw_lock(fd, secs, type)) {
- close(fd);
- return -1;
- }
- return fd;
-}
-
-int pw_file_unlock(int fd)
-{
- do_pw_lock(fd, 5, F_UNLCK);
- return close(fd);
-}
-
-/*
- * Routine to get the next 32 hex characters and turn them
- * into a 16 byte array.
- */
-
-static int gethexpwd(char *p, char *pwd)
-{
- int i;
- unsigned char lonybble, hinybble;
- char *hexchars = "0123456789ABCDEF";
- char *p1, *p2;
-
- for (i = 0; i < 32; i += 2) {
- hinybble = toupper(p[i]);
- lonybble = toupper(p[i + 1]);
-
- p1 = strchr(hexchars, hinybble);
- p2 = strchr(hexchars, lonybble);
- if (!p1 || !p2)
- return (False);
- hinybble = PTR_DIFF(p1, hexchars);
- lonybble = PTR_DIFF(p2, hexchars);
-
- pwd[i / 2] = (hinybble << 4) | lonybble;
- }
- return (True);
-}
-
-/*
- * Routine to search the smbpasswd file for an entry matching the username.
- */
-struct smb_passwd *get_smbpwnam(char *name)
-{
- /* Static buffers we will return. */
- static struct smb_passwd pw_buf;
- static pstring user_name;
- static unsigned char smbpwd[16];
- static unsigned char smbntpwd[16];
- char linebuf[256];
- char readbuf[16 * 1024];
- unsigned char c;
- unsigned char *p;
- long uidval;
- long linebuf_len;
- FILE *fp;
- int lockfd;
- char *pfile = lp_smb_passwd_file();
-
- if (!*pfile) {
- DEBUG(0, ("No SMB password file set\n"));
- return (NULL);
- }
- DEBUG(10, ("get_smbpwnam: opening file %s\n", pfile));
-
- fp = fopen(pfile, "r");
-
- if (fp == NULL) {
- DEBUG(0, ("get_smbpwnam: unable to open file %s\n", pfile));
- return NULL;
- }
- /* Set a 16k buffer to do more efficient reads */
- setvbuf(fp, readbuf, _IOFBF, sizeof(readbuf));
-
- if ((lockfd = pw_file_lock(pfile, F_RDLCK, 5)) < 0) {
- DEBUG(0, ("get_smbpwnam: unable to lock file %s\n", pfile));
- fclose(fp);
- return NULL;
- }
- /* make sure it is only rw by the owner */
- chmod(pfile, 0600);
-
- /* We have a read lock on the file. */
- /*
- * Scan the file, a line at a time and check if the name matches.
- */
- while (!feof(fp)) {
- linebuf[0] = '\0';
-
- fgets(linebuf, 256, fp);
- if (ferror(fp)) {
- fclose(fp);
- pw_file_unlock(lockfd);
- return NULL;
- }
- /*
- * Check if the string is terminated with a newline - if not
- * then we must keep reading and discard until we get one.
- */
- linebuf_len = strlen(linebuf);
- if (linebuf[linebuf_len - 1] != '\n') {
- c = '\0';
- while (!ferror(fp) && !feof(fp)) {
- c = fgetc(fp);
- if (c == '\n')
- break;
- }
- } else
- linebuf[linebuf_len - 1] = '\0';
-
-#ifdef DEBUG_PASSWORD
- DEBUG(100, ("get_smbpwnam: got line |%s|\n", linebuf));
-#endif
- if ((linebuf[0] == 0) && feof(fp)) {
- DEBUG(4, ("get_smbpwnam: end of file reached\n"));
- break;
- }
- /*
- * The line we have should be of the form :-
- *
- * username:uid:[32hex bytes]:....other flags presently
- * ignored....
- *
- * or,
- *
- * username:uid:[32hex bytes]:[32hex bytes]:....ignored....
- *
- * if Windows NT compatible passwords are also present.
- */
-
- if (linebuf[0] == '#' || linebuf[0] == '\0') {
- DEBUG(6, ("get_smbpwnam: skipping comment or blank line\n"));
- continue;
- }
- p = (unsigned char *) strchr(linebuf, ':');
- if (p == NULL) {
- DEBUG(0, ("get_smbpwnam: malformed password entry (no :)\n"));
- continue;
- }
- /*
- * As 256 is shorter than a pstring we don't need to check
- * length here - if this ever changes....
- */
- strncpy(user_name, linebuf, PTR_DIFF(p, linebuf));
- user_name[PTR_DIFF(p, linebuf)] = '\0';
- if (!strequal(user_name, name))
- continue;
-
- /* User name matches - get uid and password */
- p++; /* Go past ':' */
- if (!isdigit(*p)) {
- DEBUG(0, ("get_smbpwnam: malformed password entry (uid not number)\n"));
- fclose(fp);
- pw_file_unlock(lockfd);
- return NULL;
- }
- uidval = atoi((char *) p);
- while (*p && isdigit(*p))
- p++;
- if (*p != ':') {
- DEBUG(0, ("get_smbpwnam: malformed password entry (no : after uid)\n"));
- fclose(fp);
- pw_file_unlock(lockfd);
- return NULL;
- }
- /*
- * Now get the password value - this should be 32 hex digits
- * which are the ascii representations of a 16 byte string.
- * Get two at a time and put them into the password.
- */
- p++;
- if (*p == '*' || *p == 'X') {
- /* Password deliberately invalid - end here. */
- DEBUG(10, ("get_smbpwnam: entry invalidated for user %s\n", user_name));
- fclose(fp);
- pw_file_unlock(lockfd);
- return NULL;
- }
- if (linebuf_len < (PTR_DIFF(p, linebuf) + 33)) {
- DEBUG(0, ("get_smbpwnam: malformed password entry (passwd too short)\n"));
- fclose(fp);
- pw_file_unlock(lockfd);
- return (False);
- }
- if (p[32] != ':') {
- DEBUG(0, ("get_smbpwnam: malformed password entry (no terminating :)\n"));
- fclose(fp);
- pw_file_unlock(lockfd);
- return NULL;
- }
- if (!strncasecmp((char *) p, "NO PASSWORD", 11)) {
- pw_buf.smb_passwd = NULL;
- } else {
- if(!gethexpwd((char *)p,(char *)smbpwd)) {
- DEBUG(0, ("Malformed Lanman password entry (non hex chars)\n"));
- fclose(fp);
- pw_file_unlock(lockfd);
- return NULL;
- }
- pw_buf.smb_passwd = smbpwd;
- }
- pw_buf.smb_name = user_name;
- pw_buf.smb_userid = uidval;
- pw_buf.smb_nt_passwd = NULL;
-
- /* Now check if the NT compatible password is
- available. */
- p += 33; /* Move to the first character of the line after
- the lanman password. */
- if ((linebuf_len >= (PTR_DIFF(p, linebuf) + 33)) && (p[32] == ':')) {
- if (*p != '*' && *p != 'X') {
- if(gethexpwd((char *)p,(char *)smbntpwd))
- pw_buf.smb_nt_passwd = smbntpwd;
- }
- }
-
- fclose(fp);
- pw_file_unlock(lockfd);
- DEBUG(5, ("get_smbpwname: returning passwd entry for user %s, uid %d\n",
- user_name, uidval));
- return &pw_buf;
- }
-
- fclose(fp);
- pw_file_unlock(lockfd);
- return NULL;
-}
-#else
- void smbpass_dummy(void)
-{
-} /* To avoid compiler complaints */
-#endif
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