2 Unix SMB/CIFS implementation.
3 Samba utility functions
4 Copyright (C) Andrew Tridgell 1992-1998
5 Copyright (C) Jeremy Allison 2001-2002
6 Copyright (C) Simo Sorce 2001
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 #if (defined(HAVE_NETGROUP) && defined (WITH_AUTOMOUNT))
26 #ifdef WITH_NISPLUS_HOME
27 #ifdef BROKEN_NISPLUS_INCLUDE_FILES
29 * The following lines are needed due to buggy include files
30 * in Solaris 2.6 which define GROUP in both /usr/include/sys/acl.h and
31 * also in /usr/include/rpcsvc/nis.h. The definitions conflict. JRA.
32 * Also GROUP_OBJ is defined as 0x4 in /usr/include/sys/acl.h and as
33 * an enum in /usr/include/rpcsvc/nis.h.
40 #if defined(GROUP_OBJ)
44 #endif /* BROKEN_NISPLUS_INCLUDE_FILES */
46 #include <rpcsvc/nis.h>
48 #else /* !WITH_NISPLUS_HOME */
50 #include "rpcsvc/ypclnt.h"
52 #endif /* WITH_NISPLUS_HOME */
53 #endif /* HAVE_NETGROUP && WITH_AUTOMOUNT */
55 int Protocol = PROTOCOL_COREPLUS;
57 /* a default finfo structure to ensure all fields are sensible */
58 file_info def_finfo = {-1,0,0,0,0,0,0,"",""};
60 /* this is used by the chaining code */
66 case handling on filenames
68 int case_default = CASE_LOWER;
70 /* the following control case operations - they are put here so the
71 client can link easily */
74 BOOL use_mangled_map = False;
75 BOOL short_case_preserve;
78 static enum remote_arch_types ra_type = RA_UNKNOWN;
79 pstring user_socket_options=DEFAULT_SOCKET_OPTIONS;
81 /***********************************************************************
82 Definitions for all names.
83 ***********************************************************************/
85 static char *smb_myname;
86 static char *smb_myworkgroup;
87 static char *smb_scope;
88 static int smb_num_netbios_names;
89 static char **smb_my_netbios_names;
91 /***********************************************************************
92 Allocate and set myname. Ensure upper case.
93 ***********************************************************************/
95 BOOL set_global_myname(const char *myname)
97 SAFE_FREE(smb_myname);
98 smb_myname = strdup(myname);
101 strupper(smb_myname);
105 const char *global_myname(void)
110 /***********************************************************************
111 Allocate and set myworkgroup. Ensure upper case.
112 ***********************************************************************/
114 BOOL set_global_myworkgroup(const char *myworkgroup)
116 SAFE_FREE(smb_myworkgroup);
117 smb_myworkgroup = strdup(myworkgroup);
118 if (!smb_myworkgroup)
120 strupper(smb_myworkgroup);
124 const char *lp_workgroup(void)
126 return smb_myworkgroup;
129 /***********************************************************************
130 Allocate and set scope. Ensure upper case.
131 ***********************************************************************/
133 BOOL set_global_scope(const char *scope)
135 SAFE_FREE(smb_scope);
136 smb_scope = strdup(scope);
143 /*********************************************************************
144 Ensure scope is never null string.
145 *********************************************************************/
147 const char *global_scope(void)
150 set_global_scope("");
154 static void free_netbios_names_array(void)
158 for (i = 0; i < smb_num_netbios_names; i++)
159 SAFE_FREE(smb_my_netbios_names[i]);
161 SAFE_FREE(smb_my_netbios_names);
162 smb_num_netbios_names = 0;
165 static BOOL allocate_my_netbios_names_array(size_t number)
167 free_netbios_names_array();
169 smb_num_netbios_names = number + 1;
170 smb_my_netbios_names = (char **)malloc( sizeof(char *) * smb_num_netbios_names );
172 if (!smb_my_netbios_names)
175 memset(smb_my_netbios_names, '\0', sizeof(char *) * smb_num_netbios_names);
179 static BOOL set_my_netbios_names(const char *name, int i)
181 SAFE_FREE(smb_my_netbios_names[i]);
183 smb_my_netbios_names[i] = strdup(name);
184 if (!smb_my_netbios_names[i])
186 strupper(smb_my_netbios_names[i]);
190 const char *my_netbios_names(int i)
192 return smb_my_netbios_names[i];
195 BOOL set_netbios_aliases(const char **str_array)
199 /* Work out the max number of netbios aliases that we have */
200 for( namecount=0; str_array && (str_array[namecount] != NULL); namecount++ )
203 if ( global_myname() && *global_myname())
206 /* Allocate space for the netbios aliases */
207 if (!allocate_my_netbios_names_array(namecount))
210 /* Use the global_myname string first */
212 if ( global_myname() && *global_myname()) {
213 set_my_netbios_names( global_myname(), namecount );
219 for ( i = 0; str_array[i] != NULL; i++) {
221 BOOL duplicate = False;
223 /* Look for duplicates */
224 for( n=0; n<namecount; n++ ) {
225 if( strequal( str_array[i], my_netbios_names(n) ) ) {
231 if (!set_my_netbios_names(str_array[i], namecount))
240 /****************************************************************************
241 Common name initialization code.
242 ****************************************************************************/
244 BOOL init_names(void)
246 extern fstring local_machine;
250 if (global_myname() == NULL || *global_myname() == '\0') {
253 fstrcpy( name, myhostname() );
254 p = strchr( name, '.' );
257 if (!set_global_myname(name)) {
258 DEBUG( 0, ( "init_structs: malloc fail.\n" ) );
263 if (!set_netbios_aliases(lp_netbios_aliases())) {
264 DEBUG( 0, ( "init_structs: malloc fail.\n" ) );
268 fstrcpy( local_machine, global_myname() );
269 trim_string( local_machine, " ", " " );
270 p = strchr( local_machine, ' ' );
273 strlower( local_machine );
275 DEBUG( 5, ("Netbios name list:-\n") );
276 for( n=0; my_netbios_names(n); n++ )
277 DEBUGADD( 5, ( "my_netbios_names[%d]=\"%s\"\n", n, my_netbios_names(n) ) );
282 /**************************************************************************n
283 Find a suitable temporary directory. The result should be copied immediately
284 as it may be overwritten by a subsequent call.
285 ****************************************************************************/
287 const char *tmpdir(void)
290 if ((p = getenv("TMPDIR")))
295 /****************************************************************************
296 Determine whether we are in the specified group.
297 ****************************************************************************/
299 BOOL in_group(gid_t group, gid_t current_gid, int ngroups, const gid_t *groups)
303 if (group == current_gid)
306 for (i=0;i<ngroups;i++)
307 if (group == groups[i])
313 /****************************************************************************
314 Like atoi but gets the value up to the separator character.
315 ****************************************************************************/
317 static char *Atoic(char *p, int *n, char *c)
319 if (!isdigit((int)*p)) {
320 DEBUG(5, ("Atoic: malformed number\n"));
326 while ((*p) && isdigit((int)*p))
329 if (strchr_m(c, *p) == NULL) {
330 DEBUG(5, ("Atoic: no separator characters (%s) not found\n", c));
337 /*************************************************************************
338 Reads a list of numbers.
339 *************************************************************************/
341 char *get_numlist(char *p, uint32 **num, int *count)
345 if (num == NULL || count == NULL)
351 while ((p = Atoic(p, &val, ":,")) != NULL && (*p) != ':') {
354 tn = Realloc((*num), ((*count)+1) * sizeof(uint32));
360 (*num)[(*count)] = val;
368 /*******************************************************************
369 Check if a file exists - call vfs_file_exist for samba files.
370 ********************************************************************/
372 BOOL file_exist(const char *fname,SMB_STRUCT_STAT *sbuf)
378 if (sys_stat(fname,sbuf) != 0)
381 return((S_ISREG(sbuf->st_mode)) || (S_ISFIFO(sbuf->st_mode)));
384 /*******************************************************************
385 Check a files mod time.
386 ********************************************************************/
388 time_t file_modtime(const char *fname)
392 if (sys_stat(fname,&st) != 0)
398 /*******************************************************************
399 Check if a directory exists.
400 ********************************************************************/
402 BOOL directory_exist(char *dname,SMB_STRUCT_STAT *st)
410 if (sys_stat(dname,st) != 0)
413 ret = S_ISDIR(st->st_mode);
419 /*******************************************************************
420 Returns the size in bytes of the named file.
421 ********************************************************************/
423 SMB_OFF_T get_file_size(char *file_name)
427 if(sys_stat(file_name,&buf) != 0)
428 return (SMB_OFF_T)-1;
432 /*******************************************************************
433 Return a string representing an attribute for a file.
434 ********************************************************************/
436 char *attrib_string(uint16 mode)
438 static fstring attrstr;
442 if (mode & aVOLID) fstrcat(attrstr,"V");
443 if (mode & aDIR) fstrcat(attrstr,"D");
444 if (mode & aARCH) fstrcat(attrstr,"A");
445 if (mode & aHIDDEN) fstrcat(attrstr,"H");
446 if (mode & aSYSTEM) fstrcat(attrstr,"S");
447 if (mode & aRONLY) fstrcat(attrstr,"R");
452 /*******************************************************************
453 Show a smb message structure.
454 ********************************************************************/
456 void show_msg(char *buf)
464 DEBUG(5,("size=%d\nsmb_com=0x%x\nsmb_rcls=%d\nsmb_reh=%d\nsmb_err=%d\nsmb_flg=%d\nsmb_flg2=%d\n",
466 (int)CVAL(buf,smb_com),
467 (int)CVAL(buf,smb_rcls),
468 (int)CVAL(buf,smb_reh),
469 (int)SVAL(buf,smb_err),
470 (int)CVAL(buf,smb_flg),
471 (int)SVAL(buf,smb_flg2)));
472 DEBUGADD(5,("smb_tid=%d\nsmb_pid=%d\nsmb_uid=%d\nsmb_mid=%d\n",
473 (int)SVAL(buf,smb_tid),
474 (int)SVAL(buf,smb_pid),
475 (int)SVAL(buf,smb_uid),
476 (int)SVAL(buf,smb_mid)));
477 DEBUGADD(5,("smt_wct=%d\n",(int)CVAL(buf,smb_wct)));
479 for (i=0;i<(int)CVAL(buf,smb_wct);i++)
480 DEBUGADD(5,("smb_vwv[%2d]=%5d (0x%X)\n",i,
481 SVAL(buf,smb_vwv+2*i),SVAL(buf,smb_vwv+2*i)));
483 bcc = (int)SVAL(buf,smb_vwv+2*(CVAL(buf,smb_wct)));
485 DEBUGADD(5,("smb_bcc=%d\n",bcc));
493 dump_data(10, smb_buf(buf), bcc);
496 /*******************************************************************
497 Set the length and marker of an smb packet.
498 ********************************************************************/
500 void smb_setlen(char *buf,int len)
502 _smb_setlen(buf,len);
510 /*******************************************************************
511 Setup the word count and byte count for a smb message.
512 ********************************************************************/
514 int set_message(char *buf,int num_words,int num_bytes,BOOL zero)
517 memset(buf + smb_size,'\0',num_words*2 + num_bytes);
518 SCVAL(buf,smb_wct,num_words);
519 SSVAL(buf,smb_vwv + num_words*SIZEOFWORD,num_bytes);
520 smb_setlen(buf,smb_size + num_words*2 + num_bytes - 4);
521 return (smb_size + num_words*2 + num_bytes);
524 /*******************************************************************
525 Setup only the byte count for a smb message.
526 ********************************************************************/
528 int set_message_bcc(char *buf,int num_bytes)
530 int num_words = CVAL(buf,smb_wct);
531 SSVAL(buf,smb_vwv + num_words*SIZEOFWORD,num_bytes);
532 smb_setlen(buf,smb_size + num_words*2 + num_bytes - 4);
533 return (smb_size + num_words*2 + num_bytes);
536 /*******************************************************************
537 Setup only the byte count for a smb message, using the end of the
539 ********************************************************************/
541 int set_message_end(void *outbuf,void *end_ptr)
543 return set_message_bcc((char *)outbuf,PTR_DIFF(end_ptr,smb_buf((char *)outbuf)));
546 /*******************************************************************
547 Reduce a file name, removing .. elements.
548 ********************************************************************/
550 void dos_clean_name(char *s)
554 DEBUG(3,("dos_clean_name [%s]\n",s));
556 /* remove any double slashes */
557 all_string_sub(s, "\\\\", "\\", 0);
559 while ((p = strstr(s,"\\..\\")) != NULL) {
565 if ((p=strrchr_m(s,'\\')) != NULL)
572 trim_string(s,NULL,"\\..");
574 all_string_sub(s, "\\.\\", "\\", 0);
577 /*******************************************************************
578 Reduce a file name, removing .. elements.
579 ********************************************************************/
581 void unix_clean_name(char *s)
585 DEBUG(3,("unix_clean_name [%s]\n",s));
587 /* remove any double slashes */
588 all_string_sub(s, "//","/", 0);
590 /* Remove leading ./ characters */
591 if(strncmp(s, "./", 2) == 0) {
592 trim_string(s, "./", NULL);
597 while ((p = strstr(s,"/../")) != NULL) {
603 if ((p=strrchr_m(s,'/')) != NULL)
610 trim_string(s,NULL,"/..");
613 /*******************************************************************
615 Reduce a file name, removing or reducing /../ , /./ , // elements.
616 Remove also any trailing . and /
617 Return a new allocated string.
618 ********************************************************************/
620 smb_ucs2_t *unix_clean_path(const smb_ucs2_t *s)
623 smb_ucs2_t *p, *r, *t;
625 DEBUG(3, ("unix_clean_path\n")); /* [%unicode]\n")); */
629 /* convert '\' to '/' */
635 /* remove all double slashes */
637 ns = all_string_sub_wa(p, "//", "/");
644 ns = all_string_sub_wa(p, "/./", "/");
649 /* reduce any /../ */
651 while (*t && (r = strstr_wa(t, "/.."))) {
653 if (*t == UCS2_CHAR('/') || *t == 0) {
655 p = strrchr_w(ns, UCS2_CHAR('/'));
661 memmove(p, t, (strlen_w(t) + 1) * sizeof(smb_ucs2_t));
666 /* remove any leading ./ trailing /. */
667 trim_string_wa(ns, "./", "/.");
669 /* remove any leading and trailing / */
670 trim_string_wa(ns, "/", "/");
675 /****************************************************************************
677 ****************************************************************************/
679 void make_dir_struct(char *buf, const char *mask, const char *fname,SMB_OFF_T size,int mode,time_t date)
686 if ((mode & aDIR) != 0)
689 memset(buf+1,' ',11);
690 if ((p = strchr_m(mask2,'.')) != NULL) {
692 push_ascii(buf+1,mask2,8, 0);
693 push_ascii(buf+9,p+1,3, 0);
696 push_ascii(buf+1,mask2,11, 0);
698 memset(buf+21,'\0',DIR_STRUCT_SIZE-21);
700 put_dos_date(buf,22,date);
701 SSVAL(buf,26,size & 0xFFFF);
702 SSVAL(buf,28,(size >> 16)&0xFFFF);
703 push_ascii(buf+30,fname,12, case_sensitive ? 0 : STR_UPPER);
704 DEBUG(8,("put name [%s] from [%s] into dir struct\n",buf+30, fname));
707 /*******************************************************************
708 Close the low 3 fd's and open dev/null in their place.
709 ********************************************************************/
711 void close_low_fds(BOOL stderr_too)
723 /* try and use up these file descriptors, so silly
724 library routines writing to stdout etc won't cause havoc */
726 if (i == 2 && !stderr_too)
729 fd = sys_open("/dev/null",O_RDWR,0);
731 fd = sys_open("/dev/null",O_WRONLY,0);
733 DEBUG(0,("Can't open /dev/null\n"));
737 DEBUG(0,("Didn't get file descriptor %d\n",i));
744 /****************************************************************************
745 Set a fd into blocking/nonblocking mode. Uses POSIX O_NONBLOCK if available,
749 ****************************************************************************/
751 int set_blocking(int fd, BOOL set)
755 #define FLAG_TO_SET O_NONBLOCK
758 #define FLAG_TO_SET O_NDELAY
760 #define FLAG_TO_SET FNDELAY
764 if((val = sys_fcntl_long(fd, F_GETFL, 0)) == -1)
766 if(set) /* Turn blocking on - ie. clear nonblock flag */
770 return sys_fcntl_long( fd, F_SETFL, val);
774 /****************************************************************************
775 Transfer some data between two fd's.
776 ****************************************************************************/
778 #ifndef TRANSFER_BUF_SIZE
779 #define TRANSFER_BUF_SIZE 65536
782 ssize_t transfer_file_internal(int infd, int outfd, size_t n, ssize_t (*read_fn)(int, void *, size_t),
783 ssize_t (*write_fn)(int, const void *, size_t))
789 size_t num_to_read_thistime;
790 size_t num_written = 0;
792 if ((buf = malloc(TRANSFER_BUF_SIZE)) == NULL)
796 num_to_read_thistime = MIN((n - total), TRANSFER_BUF_SIZE);
798 read_ret = (*read_fn)(infd, buf, num_to_read_thistime);
799 if (read_ret == -1) {
800 DEBUG(0,("transfer_file_internal: read failure. Error = %s\n", strerror(errno) ));
809 while (num_written < read_ret) {
810 write_ret = (*write_fn)(outfd,buf + num_written, read_ret - num_written);
812 if (write_ret == -1) {
813 DEBUG(0,("transfer_file_internal: write failure. Error = %s\n", strerror(errno) ));
818 return (ssize_t)total;
820 num_written += (size_t)write_ret;
823 total += (size_t)read_ret;
827 return (ssize_t)total;
830 SMB_OFF_T transfer_file(int infd,int outfd,SMB_OFF_T n)
832 return (SMB_OFF_T)transfer_file_internal(infd, outfd, (size_t)n, sys_read, sys_write);
835 /*******************************************************************
836 Sleep for a specified number of milliseconds.
837 ********************************************************************/
839 void msleep(unsigned int t)
841 unsigned int tdiff=0;
842 struct timeval tval,t1,t2;
849 tval.tv_sec = (t-tdiff)/1000;
850 tval.tv_usec = 1000*((t-tdiff)%1000);
852 /* Never wait for more than 1 sec. */
853 if (tval.tv_sec > 1) {
860 sys_select_intr(0,&fds,NULL,NULL,&tval);
863 if (t2.tv_sec < t1.tv_sec) {
864 /* Someone adjusted time... */
868 tdiff = TvalDiff(&t1,&t2);
872 /****************************************************************************
873 Become a daemon, discarding the controlling terminal.
874 ****************************************************************************/
876 void become_daemon(BOOL Fork)
884 /* detach from the terminal */
887 #elif defined(TIOCNOTTY)
889 int i = sys_open("/dev/tty", O_RDWR, 0);
891 ioctl(i, (int) TIOCNOTTY, (char *)0);
895 #endif /* HAVE_SETSID */
897 /* Close fd's 0,1,2. Needed if started by rsh */
898 close_low_fds(False); /* Don't close stderr, let the debug system
899 attach it to the logfile */
902 /****************************************************************************
903 Put up a yes/no prompt.
904 ****************************************************************************/
911 if (!fgets(ans,sizeof(ans)-1,stdin))
914 if (*ans == 'y' || *ans == 'Y')
920 /****************************************************************************
921 Expand a pointer to be a particular size.
922 ****************************************************************************/
924 void *Realloc(void *p,size_t size)
930 DEBUG(5,("Realloc asked for 0 bytes\n"));
935 ret = (void *)malloc(size);
937 ret = (void *)realloc(p,size);
940 DEBUG(0,("Memory allocation error: failed to expand to %d bytes\n",(int)size));
945 /****************************************************************************
946 Free memory, checks for NULL.
947 Use directly SAFE_FREE()
948 Exists only because we need to pass a function pointer somewhere --SSS
949 ****************************************************************************/
951 void safe_free(void *p)
956 /****************************************************************************
957 Get my own name and IP.
958 ****************************************************************************/
960 BOOL get_myname(char *my_name)
966 /* get my host name */
967 if (gethostname(hostname, sizeof(hostname)) == -1) {
968 DEBUG(0,("gethostname failed\n"));
972 /* Ensure null termination. */
973 hostname[sizeof(hostname)-1] = '\0';
976 /* split off any parts after an initial . */
977 char *p = strchr_m(hostname,'.');
982 fstrcpy(my_name,hostname);
988 /****************************************************************************
989 Get my own name, including domain.
990 ****************************************************************************/
992 BOOL get_myfullname(char *my_name)
998 /* get my host name */
999 if (gethostname(hostname, sizeof(hostname)) == -1) {
1000 DEBUG(0,("gethostname failed\n"));
1004 /* Ensure null termination. */
1005 hostname[sizeof(hostname)-1] = '\0';
1008 fstrcpy(my_name, hostname);
1012 /****************************************************************************
1013 Get my own domain name.
1014 ****************************************************************************/
1016 BOOL get_mydomname(char *my_domname)
1022 /* get my host name */
1023 if (gethostname(hostname, sizeof(hostname)) == -1) {
1024 DEBUG(0,("gethostname failed\n"));
1028 /* Ensure null termination. */
1029 hostname[sizeof(hostname)-1] = '\0';
1031 p = strchr_m(hostname, '.');
1039 fstrcpy(my_domname, p);
1044 /****************************************************************************
1045 Interpret a protocol description string, with a default.
1046 ****************************************************************************/
1048 int interpret_protocol(char *str,int def)
1050 if (strequal(str,"NT1"))
1051 return(PROTOCOL_NT1);
1052 if (strequal(str,"LANMAN2"))
1053 return(PROTOCOL_LANMAN2);
1054 if (strequal(str,"LANMAN1"))
1055 return(PROTOCOL_LANMAN1);
1056 if (strequal(str,"CORE"))
1057 return(PROTOCOL_CORE);
1058 if (strequal(str,"COREPLUS"))
1059 return(PROTOCOL_COREPLUS);
1060 if (strequal(str,"CORE+"))
1061 return(PROTOCOL_COREPLUS);
1063 DEBUG(0,("Unrecognised protocol level %s\n",str));
1068 /****************************************************************************
1069 Return true if a string could be a pure IP address.
1070 ****************************************************************************/
1072 BOOL is_ipaddress(const char *str)
1074 BOOL pure_address = True;
1077 for (i=0; pure_address && str[i]; i++)
1078 if (!(isdigit((int)str[i]) || str[i] == '.'))
1079 pure_address = False;
1081 /* Check that a pure number is not misinterpreted as an IP */
1082 pure_address = pure_address && (strchr_m(str, '.') != NULL);
1084 return pure_address;
1087 /****************************************************************************
1088 Interpret an internet address or name into an IP address in 4 byte form.
1089 ****************************************************************************/
1091 uint32 interpret_addr(const char *str)
1096 if (strcmp(str,"0.0.0.0") == 0)
1098 if (strcmp(str,"255.255.255.255") == 0)
1101 /* if it's in the form of an IP address then get the lib to interpret it */
1102 if (is_ipaddress(str)) {
1103 res = inet_addr(str);
1105 /* otherwise assume it's a network name of some sort and use
1106 sys_gethostbyname */
1107 if ((hp = sys_gethostbyname(str)) == 0) {
1108 DEBUG(3,("sys_gethostbyname: Unknown host. %s\n",str));
1112 if(hp->h_addr == NULL) {
1113 DEBUG(3,("sys_gethostbyname: host address is invalid for host %s\n",str));
1116 putip((char *)&res,(char *)hp->h_addr);
1119 if (res == (uint32)-1)
1125 /*******************************************************************
1126 A convenient addition to interpret_addr().
1127 ******************************************************************/
1129 struct in_addr *interpret_addr2(const char *str)
1131 static struct in_addr ret;
1132 uint32 a = interpret_addr(str);
1137 /*******************************************************************
1138 Check if an IP is the 0.0.0.0.
1139 ******************************************************************/
1141 BOOL is_zero_ip(struct in_addr ip)
1144 putip((char *)&a,(char *)&ip);
1148 /*******************************************************************
1149 Set an IP to 0.0.0.0.
1150 ******************************************************************/
1152 void zero_ip(struct in_addr *ip)
1155 static struct in_addr ipzero;
1158 ipzero = *interpret_addr2("0.0.0.0");
1165 #if (defined(HAVE_NETGROUP) && defined(WITH_AUTOMOUNT))
1166 /******************************************************************
1167 Remove any mount options such as -rsize=2048,wsize=2048 etc.
1168 Based on a fix from <Thomas.Hepper@icem.de>.
1169 *******************************************************************/
1171 static void strip_mount_options( pstring *str)
1175 while(*p && !isspace(*p))
1177 while(*p && isspace(*p))
1182 pstrcpy(tmp_str, p);
1183 pstrcpy(*str, tmp_str);
1188 /*******************************************************************
1189 Patch from jkf@soton.ac.uk
1190 Split Luke's automount_server into YP lookup and string splitter
1191 so can easily implement automount_path().
1192 As we may end up doing both, cache the last YP result.
1193 *******************************************************************/
1195 #ifdef WITH_NISPLUS_HOME
1196 char *automount_lookup(const char *user_name)
1198 static fstring last_key = "";
1199 static pstring last_value = "";
1201 char *nis_map = (char *)lp_nis_home_map_name();
1203 char buffer[NIS_MAXATTRVAL + 1];
1208 if (strcmp(user_name, last_key)) {
1209 slprintf(buffer, sizeof(buffer)-1, "[key=%s],%s", user_name, nis_map);
1210 DEBUG(5, ("NIS+ querystring: %s\n", buffer));
1212 if (result = nis_list(buffer, FOLLOW_PATH|EXPAND_NAME|HARD_LOOKUP, NULL, NULL)) {
1213 if (result->status != NIS_SUCCESS) {
1214 DEBUG(3, ("NIS+ query failed: %s\n", nis_sperrno(result->status)));
1215 fstrcpy(last_key, ""); pstrcpy(last_value, "");
1217 object = result->objects.objects_val;
1218 if (object->zo_data.zo_type == ENTRY_OBJ) {
1219 entry = &object->zo_data.objdata_u.en_data;
1220 DEBUG(5, ("NIS+ entry type: %s\n", entry->en_type));
1221 DEBUG(3, ("NIS+ result: %s\n", entry->en_cols.en_cols_val[1].ec_value.ec_value_val));
1223 pstrcpy(last_value, entry->en_cols.en_cols_val[1].ec_value.ec_value_val);
1224 pstring_sub(last_value, "&", user_name);
1225 fstrcpy(last_key, user_name);
1229 nis_freeresult(result);
1232 strip_mount_options(&last_value);
1234 DEBUG(4, ("NIS+ Lookup: %s resulted in %s\n", user_name, last_value));
1237 #else /* WITH_NISPLUS_HOME */
1239 char *automount_lookup(const char *user_name)
1241 static fstring last_key = "";
1242 static pstring last_value = "";
1244 int nis_error; /* returned by yp all functions */
1245 char *nis_result; /* yp_match inits this */
1246 int nis_result_len; /* and set this */
1247 char *nis_domain; /* yp_get_default_domain inits this */
1248 char *nis_map = (char *)lp_nis_home_map_name();
1250 if ((nis_error = yp_get_default_domain(&nis_domain)) != 0) {
1251 DEBUG(3, ("YP Error: %s\n", yperr_string(nis_error)));
1255 DEBUG(5, ("NIS Domain: %s\n", nis_domain));
1257 if (!strcmp(user_name, last_key)) {
1258 nis_result = last_value;
1259 nis_result_len = strlen(last_value);
1262 if ((nis_error = yp_match(nis_domain, nis_map, user_name, strlen(user_name),
1263 &nis_result, &nis_result_len)) == 0) {
1264 if (!nis_error && nis_result_len >= sizeof(pstring)) {
1265 nis_result_len = sizeof(pstring)-1;
1267 fstrcpy(last_key, user_name);
1268 strncpy(last_value, nis_result, nis_result_len);
1269 last_value[nis_result_len] = '\0';
1270 strip_mount_options(&last_value);
1272 } else if(nis_error == YPERR_KEY) {
1274 /* If Key lookup fails user home server is not in nis_map
1275 use default information for server, and home directory */
1277 DEBUG(3, ("YP Key not found: while looking up \"%s\" in map \"%s\"\n",
1278 user_name, nis_map));
1279 DEBUG(3, ("using defaults for server and home directory\n"));
1281 DEBUG(3, ("YP Error: \"%s\" while looking up \"%s\" in map \"%s\"\n",
1282 yperr_string(nis_error), user_name, nis_map));
1286 DEBUG(4, ("YP Lookup: %s resulted in %s\n", user_name, last_value));
1289 #endif /* WITH_NISPLUS_HOME */
1292 /*******************************************************************
1293 Are two IPs on the same subnet?
1294 ********************************************************************/
1296 BOOL same_net(struct in_addr ip1,struct in_addr ip2,struct in_addr mask)
1298 uint32 net1,net2,nmask;
1300 nmask = ntohl(mask.s_addr);
1301 net1 = ntohl(ip1.s_addr);
1302 net2 = ntohl(ip2.s_addr);
1304 return((net1 & nmask) == (net2 & nmask));
1308 /****************************************************************************
1309 Check if a process exists. Does this work on all unixes?
1310 ****************************************************************************/
1312 BOOL process_exists(pid_t pid)
1314 /* Doing kill with a non-positive pid causes messages to be
1315 * sent to places we don't want. */
1316 SMB_ASSERT(pid > 0);
1317 return(kill(pid,0) == 0 || errno != ESRCH);
1320 /*******************************************************************
1321 Convert a uid into a user name.
1322 ********************************************************************/
1324 const char *uidtoname(uid_t uid)
1326 static fstring name;
1327 struct passwd *pass;
1329 pass = getpwuid_alloc(uid);
1331 fstrcpy(name, pass->pw_name);
1334 slprintf(name, sizeof(name) - 1, "%ld",(long int)uid);
1340 /*******************************************************************
1341 Convert a gid into a group name.
1342 ********************************************************************/
1344 char *gidtoname(gid_t gid)
1346 static fstring name;
1349 grp = getgrgid(gid);
1351 return(grp->gr_name);
1352 slprintf(name,sizeof(name) - 1, "%d",(int)gid);
1356 /*******************************************************************
1357 Convert a user name into a uid.
1358 ********************************************************************/
1360 uid_t nametouid(char *name)
1362 struct passwd *pass;
1366 pass = getpwnam_alloc(name);
1373 u = (uid_t)strtol(name, &p, 0);
1374 if ((p != name) && (*p == '\0'))
1380 /*******************************************************************
1381 Convert a name to a gid_t if possible. Return -1 if not a group.
1382 ********************************************************************/
1384 gid_t nametogid(const char *name)
1390 g = (gid_t)strtol(name, &p, 0);
1391 if ((p != name) && (*p == '\0'))
1394 grp = sys_getgrnam(name);
1396 return(grp->gr_gid);
1400 /*******************************************************************
1401 Something really nasty happened - panic !
1402 ********************************************************************/
1404 void smb_panic(const char *why)
1406 char *cmd = lp_panic_action();
1410 DEBUG(0, ("smb_panic(): calling panic action [%s]\n", cmd));
1411 result = system(cmd);
1414 DEBUG(0, ("smb_panic(): fork failed in panic action: %s\n",
1417 DEBUG(0, ("smb_panic(): action returned status %d\n",
1418 WEXITSTATUS(result)));
1420 DEBUG(0,("PANIC: %s\n", why));
1425 /*******************************************************************
1426 A readdir wrapper which just returns the file name.
1427 ********************************************************************/
1429 char *readdirname(DIR *p)
1431 SMB_STRUCT_DIRENT *ptr;
1437 ptr = (SMB_STRUCT_DIRENT *)sys_readdir(p);
1441 dname = ptr->d_name;
1448 #ifdef HAVE_BROKEN_READDIR
1449 /* using /usr/ucb/cc is BAD */
1455 int len = NAMLEN(ptr);
1456 memcpy(buf, dname, len);
1464 /*******************************************************************
1465 Utility function used to decide if the last component
1466 of a path matches a (possibly wildcarded) entry in a namelist.
1467 ********************************************************************/
1469 BOOL is_in_path(const char *name, name_compare_entry *namelist)
1471 pstring last_component;
1474 DEBUG(8, ("is_in_path: %s\n", name));
1476 /* if we have no list it's obviously not in the path */
1477 if((namelist == NULL ) || ((namelist != NULL) && (namelist[0].name == NULL))) {
1478 DEBUG(8,("is_in_path: no name list.\n"));
1482 /* Get the last component of the unix name. */
1483 p = strrchr_m(name, '/');
1484 strncpy(last_component, p ? ++p : name, sizeof(last_component)-1);
1485 last_component[sizeof(last_component)-1] = '\0';
1487 for(; namelist->name != NULL; namelist++) {
1488 if(namelist->is_wild) {
1489 if (mask_match(last_component, namelist->name, case_sensitive)) {
1490 DEBUG(8,("is_in_path: mask match succeeded\n"));
1494 if((case_sensitive && (strcmp(last_component, namelist->name) == 0))||
1495 (!case_sensitive && (StrCaseCmp(last_component, namelist->name) == 0))) {
1496 DEBUG(8,("is_in_path: match succeeded\n"));
1501 DEBUG(8,("is_in_path: match not found\n"));
1506 /*******************************************************************
1507 Strip a '/' separated list into an array of
1508 name_compare_enties structures suitable for
1509 passing to is_in_path(). We do this for
1510 speed so we can pre-parse all the names in the list
1511 and don't do it for each call to is_in_path().
1512 namelist is modified here and is assumed to be
1513 a copy owned by the caller.
1514 We also check if the entry contains a wildcard to
1515 remove a potentially expensive call to mask_match
1517 ********************************************************************/
1519 void set_namearray(name_compare_entry **ppname_array, char *namelist)
1522 char *nameptr = namelist;
1523 int num_entries = 0;
1526 (*ppname_array) = NULL;
1528 if((nameptr == NULL ) || ((nameptr != NULL) && (*nameptr == '\0')))
1531 /* We need to make two passes over the string. The
1532 first to count the number of elements, the second
1537 if ( *nameptr == '/' ) {
1538 /* cope with multiple (useless) /s) */
1542 /* find the next / */
1543 name_end = strchr_m(nameptr, '/');
1545 /* oops - the last check for a / didn't find one. */
1546 if (name_end == NULL)
1549 /* next segment please */
1550 nameptr = name_end + 1;
1554 if(num_entries == 0)
1557 if(( (*ppname_array) = (name_compare_entry *)malloc(
1558 (num_entries + 1) * sizeof(name_compare_entry))) == NULL) {
1559 DEBUG(0,("set_namearray: malloc fail\n"));
1563 /* Now copy out the names */
1567 if ( *nameptr == '/' ) {
1568 /* cope with multiple (useless) /s) */
1572 /* find the next / */
1573 if ((name_end = strchr_m(nameptr, '/')) != NULL)
1576 /* oops - the last check for a / didn't find one. */
1577 if(name_end == NULL)
1580 (*ppname_array)[i].is_wild = ms_has_wild(nameptr);
1581 if(((*ppname_array)[i].name = strdup(nameptr)) == NULL) {
1582 DEBUG(0,("set_namearray: malloc fail (1)\n"));
1586 /* next segment please */
1587 nameptr = name_end + 1;
1591 (*ppname_array)[i].name = NULL;
1596 /****************************************************************************
1597 Routine to free a namearray.
1598 ****************************************************************************/
1600 void free_namearray(name_compare_entry *name_array)
1604 if(name_array == NULL)
1607 for(i=0; name_array[i].name!=NULL; i++)
1608 SAFE_FREE(name_array[i].name);
1609 SAFE_FREE(name_array);
1612 /****************************************************************************
1613 Simple routine to do POSIX file locking. Cruft in NFS and 64->32 bit mapping
1614 is dealt with in posix.c
1615 ****************************************************************************/
1617 BOOL fcntl_lock(int fd, int op, SMB_OFF_T offset, SMB_OFF_T count, int type)
1619 SMB_STRUCT_FLOCK lock;
1622 DEBUG(8,("fcntl_lock %d %d %.0f %.0f %d\n",fd,op,(double)offset,(double)count,type));
1625 lock.l_whence = SEEK_SET;
1626 lock.l_start = offset;
1630 ret = sys_fcntl_ptr(fd,op,&lock);
1632 if (ret == -1 && errno != 0)
1633 DEBUG(3,("fcntl_lock: fcntl lock gave errno %d (%s)\n",errno,strerror(errno)));
1636 if (op == SMB_F_GETLK) {
1638 (lock.l_type != F_UNLCK) &&
1639 (lock.l_pid != 0) &&
1640 (lock.l_pid != sys_getpid())) {
1641 DEBUG(3,("fcntl_lock: fd %d is locked by pid %d\n",fd,(int)lock.l_pid));
1645 /* it must be not locked or locked by me */
1649 /* a lock set or unset */
1651 DEBUG(3,("fcntl_lock: lock failed at offset %.0f count %.0f op %d type %d (%s)\n",
1652 (double)offset,(double)count,op,type,strerror(errno)));
1656 /* everything went OK */
1657 DEBUG(8,("fcntl_lock: Lock call successful\n"));
1662 /*******************************************************************
1663 Is the name specified one of my netbios names.
1664 Returns true if it is equal, false otherwise.
1665 ********************************************************************/
1667 BOOL is_myname(const char *s)
1672 for (n=0; my_netbios_names(n); n++) {
1673 if (strequal(my_netbios_names(n), s)) {
1678 DEBUG(8, ("is_myname(\"%s\") returns %d\n", s, ret));
1682 /********************************************************************
1683 Return only the first IP address of our configured interfaces
1685 *******************************************************************/
1687 const char* get_my_primary_ip (void)
1689 static fstring ip_string;
1691 struct iface_struct nics[MAX_INTERFACES];
1693 if ((n=get_interfaces(nics, MAX_INTERFACES)) <= 0)
1696 fstrcpy(ip_string, inet_ntoa(nics[0].ip));
1700 BOOL is_myname_or_ipaddr(const char *s)
1702 /* optimize for the common case */
1703 if (strequal(s, global_myname()))
1706 /* maybe its an IP address? */
1707 if (is_ipaddress(s)) {
1708 struct iface_struct nics[MAX_INTERFACES];
1712 ip = interpret_addr(s);
1713 if ((ip==0) || (ip==0xffffffff))
1716 n = get_interfaces(nics, MAX_INTERFACES);
1717 for (i=0; i<n; i++) {
1718 if (ip == nics[i].ip.s_addr)
1723 /* check for an alias */
1731 /*******************************************************************
1732 Set the horrid remote_arch string based on an enum.
1733 ********************************************************************/
1735 void set_remote_arch(enum remote_arch_types type)
1737 extern fstring remote_arch;
1741 fstrcpy(remote_arch, "WfWg");
1744 fstrcpy(remote_arch, "OS2");
1747 fstrcpy(remote_arch, "Win95");
1750 fstrcpy(remote_arch, "WinNT");
1753 fstrcpy(remote_arch, "Win2K");
1756 fstrcpy(remote_arch,"Samba");
1759 ra_type = RA_UNKNOWN;
1760 fstrcpy(remote_arch, "UNKNOWN");
1765 /*******************************************************************
1766 Get the remote_arch type.
1767 ********************************************************************/
1769 enum remote_arch_types get_remote_arch(void)
1775 void out_ascii(FILE *f, unsigned char *buf,int len)
1779 fprintf(f, "%c", isprint(buf[i])?buf[i]:'.');
1782 void out_data(FILE *f,char *buf1,int len, int per_line)
1784 unsigned char *buf = (unsigned char *)buf1;
1790 fprintf(f, "[%03X] ",i);
1792 fprintf(f, "%02X ",(int)buf[i]);
1794 if (i%(per_line/2) == 0) fprintf(f, " ");
1795 if (i%per_line == 0) {
1796 out_ascii(f,&buf[i-per_line ],per_line/2); fprintf(f, " ");
1797 out_ascii(f,&buf[i-per_line/2],per_line/2); fprintf(f, "\n");
1798 if (i<len) fprintf(f, "[%03X] ",i);
1801 if ((i%per_line) != 0) {
1804 n = per_line - (i%per_line);
1806 if (n>(per_line/2)) fprintf(f, " ");
1810 n = MIN(per_line/2,i%per_line);
1811 out_ascii(f,&buf[i-(i%per_line)],n); fprintf(f, " ");
1812 n = (i%per_line) - n;
1813 if (n>0) out_ascii(f,&buf[i-n],n);
1818 void print_asc(int level, const unsigned char *buf,int len)
1822 DEBUG(level,("%c", isprint(buf[i])?buf[i]:'.'));
1825 void dump_data(int level, const char *buf1,int len)
1827 const unsigned char *buf = (const unsigned char *)buf1;
1831 if (!DEBUGLVL(level)) return;
1833 DEBUGADD(level,("[%03X] ",i));
1835 DEBUGADD(level,("%02X ",(int)buf[i]));
1837 if (i%8 == 0) DEBUGADD(level,(" "));
1839 print_asc(level,&buf[i-16],8); DEBUGADD(level,(" "));
1840 print_asc(level,&buf[i-8],8); DEBUGADD(level,("\n"));
1841 if (i<len) DEBUGADD(level,("[%03X] ",i));
1847 DEBUGADD(level,(" "));
1848 if (n>8) DEBUGADD(level,(" "));
1849 while (n--) DEBUGADD(level,(" "));
1851 print_asc(level,&buf[i-(i%16)],n); DEBUGADD(level,( " " ));
1853 if (n>0) print_asc(level,&buf[i-n],n);
1854 DEBUGADD(level,("\n"));
1858 char *tab_depth(int depth)
1860 static pstring spaces;
1861 memset(spaces, ' ', depth * 4);
1862 spaces[depth * 4] = 0;
1866 /*****************************************************************************
1867 Provide a checksum on a string
1869 Input: s - the null-terminated character string for which the checksum
1872 Output: The checksum value calculated for s.
1873 *****************************************************************************/
1875 int str_checksum(const char *s)
1883 res ^= (c << (i % 15)) ^ (c >> (15-(i%15)));
1890 /*****************************************************************
1891 Zero a memory area then free it. Used to catch bugs faster.
1892 *****************************************************************/
1894 void zero_free(void *p, size_t size)
1900 /*****************************************************************
1901 Set our open file limit to a requested max and return the limit.
1902 *****************************************************************/
1904 int set_maxfiles(int requested_max)
1906 #if (defined(HAVE_GETRLIMIT) && defined(RLIMIT_NOFILE))
1908 int saved_current_limit;
1910 if(getrlimit(RLIMIT_NOFILE, &rlp)) {
1911 DEBUG(0,("set_maxfiles: getrlimit (1) for RLIMIT_NOFILE failed with error %s\n",
1914 return requested_max;
1918 * Set the fd limit to be real_max_open_files + MAX_OPEN_FUDGEFACTOR to
1919 * account for the extra fd we need
1920 * as well as the log files and standard
1921 * handles etc. Save the limit we want to set in case
1922 * we are running on an OS that doesn't support this limit (AIX)
1923 * which always returns RLIM_INFINITY for rlp.rlim_max.
1926 /* Try raising the hard (max) limit to the requested amount. */
1928 #if defined(RLIM_INFINITY)
1929 if (rlp.rlim_max != RLIM_INFINITY) {
1930 int orig_max = rlp.rlim_max;
1932 if ( rlp.rlim_max < requested_max )
1933 rlp.rlim_max = requested_max;
1935 /* This failing is not an error - many systems (Linux) don't
1936 support our default request of 10,000 open files. JRA. */
1938 if(setrlimit(RLIMIT_NOFILE, &rlp)) {
1939 DEBUG(3,("set_maxfiles: setrlimit for RLIMIT_NOFILE for %d max files failed with error %s\n",
1940 (int)rlp.rlim_max, strerror(errno) ));
1942 /* Set failed - restore original value from get. */
1943 rlp.rlim_max = orig_max;
1948 /* Now try setting the soft (current) limit. */
1950 saved_current_limit = rlp.rlim_cur = MIN(requested_max,rlp.rlim_max);
1952 if(setrlimit(RLIMIT_NOFILE, &rlp)) {
1953 DEBUG(0,("set_maxfiles: setrlimit for RLIMIT_NOFILE for %d files failed with error %s\n",
1954 (int)rlp.rlim_cur, strerror(errno) ));
1956 return saved_current_limit;
1959 if(getrlimit(RLIMIT_NOFILE, &rlp)) {
1960 DEBUG(0,("set_maxfiles: getrlimit (2) for RLIMIT_NOFILE failed with error %s\n",
1963 return saved_current_limit;
1966 #if defined(RLIM_INFINITY)
1967 if(rlp.rlim_cur == RLIM_INFINITY)
1968 return saved_current_limit;
1971 if((int)rlp.rlim_cur > saved_current_limit)
1972 return saved_current_limit;
1974 return rlp.rlim_cur;
1975 #else /* !defined(HAVE_GETRLIMIT) || !defined(RLIMIT_NOFILE) */
1977 * No way to know - just guess...
1979 return requested_max;
1983 /*****************************************************************
1984 Splits out the start of the key (HKLM or HKU) and the rest of the key.
1985 *****************************************************************/
1987 BOOL reg_split_key(const char *full_keyname, uint32 *reg_type, char *key_name)
1991 if (!next_token(&full_keyname, tmp, "\\", sizeof(tmp)))
1996 DEBUG(10, ("reg_split_key: hive %s\n", tmp));
1998 if (strequal(tmp, "HKLM") || strequal(tmp, "HKEY_LOCAL_MACHINE"))
1999 (*reg_type) = HKEY_LOCAL_MACHINE;
2000 else if (strequal(tmp, "HKU") || strequal(tmp, "HKEY_USERS"))
2001 (*reg_type) = HKEY_USERS;
2003 DEBUG(10,("reg_split_key: unrecognised hive key %s\n", tmp));
2007 if (next_token(&full_keyname, tmp, "\n\r", sizeof(tmp)))
2008 fstrcpy(key_name, tmp);
2012 DEBUG(10, ("reg_split_key: name %s\n", key_name));
2017 /*****************************************************************
2018 Possibly replace mkstemp if it is broken.
2019 *****************************************************************/
2021 int smb_mkstemp(char *template)
2023 #if HAVE_SECURE_MKSTEMP
2024 return mkstemp(template);
2026 /* have a reasonable go at emulating it. Hope that
2027 the system mktemp() isn't completly hopeless */
2028 char *p = mktemp(template);
2031 return open(p, O_CREAT|O_EXCL|O_RDWR, 0600);
2035 /*****************************************************************
2036 malloc that aborts with smb_panic on fail or zero size.
2037 *****************************************************************/
2039 void *smb_xmalloc(size_t size)
2043 smb_panic("smb_xmalloc: called with zero size.\n");
2044 if ((p = malloc(size)) == NULL)
2045 smb_panic("smb_xmalloc: malloc fail.\n");
2050 Memdup with smb_panic on fail.
2053 void *smb_xmemdup(const void *p, size_t size)
2056 p2 = smb_xmalloc(size);
2057 memcpy(p2, p, size);
2062 strdup that aborts on malloc fail.
2065 char *smb_xstrdup(const char *s)
2067 char *s1 = strdup(s);
2069 smb_panic("smb_xstrdup: malloc fail\n");
2074 strndup that aborts on malloc fail.
2077 char *smb_xstrndup(const char *s, size_t n)
2079 char *s1 = strndup(s, n);
2081 smb_panic("smb_xstrndup: malloc fail\n");
2086 vasprintf that aborts on malloc fail
2089 int smb_xvasprintf(char **ptr, const char *format, va_list ap)
2096 n = vasprintf(ptr, format, ap2);
2097 if (n == -1 || ! *ptr)
2098 smb_panic("smb_xvasprintf: out of memory");
2102 /*****************************************************************
2103 Like strdup but for memory.
2104 *****************************************************************/
2106 void *memdup(const void *p, size_t size)
2114 memcpy(p2, p, size);
2118 /*****************************************************************
2119 Get local hostname and cache result.
2120 *****************************************************************/
2122 char *myhostname(void)
2130 /*****************************************************************
2131 A useful function for returning a path in the Samba lock directory.
2132 *****************************************************************/
2134 char *lock_path(const char *name)
2136 static pstring fname;
2138 pstrcpy(fname,lp_lockdir());
2139 trim_string(fname,"","/");
2141 if (!directory_exist(fname,NULL))
2145 pstrcat(fname,name);
2150 /*****************************************************************
2151 A useful function for returning a path in the Samba pid directory.
2152 *****************************************************************/
2154 char *pid_path(const char *name)
2156 static pstring fname;
2158 pstrcpy(fname,lp_piddir());
2159 trim_string(fname,"","/");
2161 if (!directory_exist(fname,NULL))
2165 pstrcat(fname,name);
2171 * @brief Returns an absolute path to a file in the Samba lib directory.
2173 * @param name File to find, relative to LIBDIR.
2175 * @retval Pointer to a static #pstring containing the full path.
2178 char *lib_path(const char *name)
2180 static pstring fname;
2181 snprintf(fname, sizeof(fname), "%s/%s", dyn_LIBDIR, name);
2185 /*******************************************************************
2186 Given a filename - get its directory name
2187 NB: Returned in static storage. Caveats:
2188 o Not safe in thread environment.
2189 o Caller must not free.
2190 o If caller wishes to preserve, they should copy.
2191 ********************************************************************/
2193 char *parent_dirname(const char *path)
2195 static pstring dirpath;
2201 pstrcpy(dirpath, path);
2202 p = strrchr_m(dirpath, '/'); /* Find final '/', if any */
2204 pstrcpy(dirpath, "."); /* No final "/", so dir is "." */
2207 ++p; /* For root "/", leave "/" in place */
2214 /*******************************************************************
2215 Determine if a pattern contains any Microsoft wildcard characters.
2216 *******************************************************************/
2218 BOOL ms_has_wild(char *s)
2221 while ((c = *s++)) {
2234 BOOL ms_has_wild_w(const smb_ucs2_t *s)
2237 if (!s) return False;
2238 while ((c = *s++)) {
2240 case UCS2_CHAR('*'):
2241 case UCS2_CHAR('?'):
2242 case UCS2_CHAR('<'):
2243 case UCS2_CHAR('>'):
2244 case UCS2_CHAR('"'):
2251 /*******************************************************************
2252 A wrapper that handles case sensitivity and the special handling
2254 *******************************************************************/
2256 BOOL mask_match(const char *string, char *pattern, BOOL is_case_sensitive)
2260 if (strcmp(string,"..") == 0)
2262 if (strcmp(pattern,".") == 0)
2265 if (is_case_sensitive)
2266 return ms_fnmatch(pattern, string, Protocol) == 0;
2268 fstrcpy(p2, pattern);
2269 fstrcpy(s2, string);
2272 return ms_fnmatch(p2, s2, Protocol) == 0;
2275 /*********************************************************
2276 Recursive routine that is called by unix_wild_match.
2277 *********************************************************/
2279 static BOOL unix_do_match(char *regexp, char *str)
2283 for( p = regexp; *p && *str; ) {
2294 * Look for a character matching
2295 * the one after the '*'.
2299 return True; /* Automatic match */
2302 while(*str && (*p != *str))
2306 * Patch from weidel@multichart.de. In the case of the regexp
2307 * '*XX*' we want to ensure there are at least 2 'X' characters
2308 * in the string after the '*' for a match to be made.
2315 * Eat all the characters that match, but count how many there were.
2318 while(*str && (*p == *str)) {
2324 * Now check that if the regexp had n identical characters that
2325 * matchcount had at least that many matches.
2328 while ( *(p+1) && (*(p+1) == *p)) {
2333 if ( matchcount <= 0 )
2337 str--; /* We've eaten the match char after the '*' */
2339 if(unix_do_match(p, str))
2361 if (!*p && str[0] == '.' && str[1] == 0)
2364 if (!*str && *p == '?') {
2370 if(!*str && (*p == '*' && p[1] == '\0'))
2376 /*******************************************************************
2377 Simple case insensitive interface to a UNIX wildcard matcher.
2378 *******************************************************************/
2380 BOOL unix_wild_match(char *pattern, char *string)
2385 pstrcpy(p2, pattern);
2386 pstrcpy(s2, string);
2390 /* Remove any *? and ** from the pattern as they are meaningless */
2391 for(p = p2; *p; p++)
2392 while( *p == '*' && (p[1] == '?' ||p[1] == '*'))
2393 pstrcpy( &p[1], &p[2]);
2395 if (strequal(p2,"*"))
2398 return unix_do_match(p2, s2) == 0;
2403 /*******************************************************************
2404 This routine is a trick to immediately catch errors when debugging
2405 with insure. A xterm with a gdb is popped up when insure catches
2406 a error. It is Linux specific.
2407 ********************************************************************/
2409 int _Insure_trap_error(int a1, int a2, int a3, int a4, int a5, int a6)
2414 /* you can get /usr/bin/backtrace from
2415 http://samba.org/ftp/unpacked/junkcode/backtrace */
2416 pstring cmd = "/usr/bin/backtrace %d";
2418 slprintf(pidstr, sizeof(pidstr)-1, "%d", sys_getpid());
2419 pstring_sub(cmd, "%d", pidstr);
2423 h = dlopen("/usr/local/parasoft/insure++lite/lib.linux2/libinsure.so", RTLD_LAZY);
2424 fn = dlsym(h, "_Insure_trap_error");
2426 if (!h || h == _Insure_trap_error) {
2427 h = dlopen("/usr/local/parasoft/lib.linux2/libinsure.so", RTLD_LAZY);
2428 fn = dlsym(h, "_Insure_trap_error");
2432 ret = fn(a1, a2, a3, a4, a5, a6);