/*
- Unix SMB/Netbios implementation.
- Version 3.0
+ Unix SMB/CIFS implementation.
client directory list routines
Copyright (C) Andrew Tridgell 1994-1998
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/>.
*/
-#define NO_SYSLOG
-
#include "includes.h"
+extern file_info def_finfo;
/****************************************************************************
-interpret a long filename structure - this is mostly guesses at the moment
-The length of the structure is returned
-The structure of a long filename depends on the info level. 260 is used
-by NT and 2 is used by OS/2
+ Interpret a long filename structure - this is mostly guesses at the moment.
+ The length of the structure is returned
+ The structure of a long filename depends on the info level. 260 is used
+ by NT and 2 is used by OS/2
****************************************************************************/
-static int interpret_long_filename(struct cli_state *cli,
- int level,char *p,file_info *finfo)
+
+static size_t interpret_long_filename(struct cli_state *cli, int level,char *p,file_info *finfo,
+ uint32 *p_resume_key, DATA_BLOB *p_last_name_raw, uint32 *p_last_name_raw_len)
{
- extern file_info def_finfo;
+ file_info finfo2;
+ int len;
+ char *base = p;
- if (finfo)
- memcpy(finfo,&def_finfo,sizeof(*finfo));
+ if (!finfo) {
+ finfo = &finfo2;
+ }
- switch (level)
- {
+ if (p_resume_key) {
+ *p_resume_key = 0;
+ }
+ memcpy(finfo,&def_finfo,sizeof(*finfo));
+ finfo->cli = cli;
+
+ switch (level) {
case 1: /* OS/2 understands this */
- if (finfo) {
- /* these dates are converted to GMT by make_unix_date */
- finfo->ctime = make_unix_date2(p+4);
- finfo->atime = make_unix_date2(p+8);
- finfo->mtime = make_unix_date2(p+12);
- finfo->size = IVAL(p,16);
- finfo->mode = CVAL(p,24);
- clistr_pull(cli, finfo->name, p+27,
- sizeof(finfo->name),
- -1,
- CLISTR_TERMINATE | CLISTR_CONVERT);
- }
- return(28 + CVAL(p,26));
+ /* these dates are converted to GMT by
+ make_unix_date */
+ finfo->ctime_ts = convert_time_t_to_timespec(cli_make_unix_date2(cli, p+4));
+ finfo->atime_ts = convert_time_t_to_timespec(cli_make_unix_date2(cli, p+8));
+ finfo->mtime_ts = convert_time_t_to_timespec(cli_make_unix_date2(cli, p+12));
+ finfo->size = IVAL(p,16);
+ finfo->mode = CVAL(p,24);
+ len = CVAL(p, 26);
+ p += 27;
+ p += clistr_align_in(cli, p, 0);
+ /* the len+2 below looks strange but it is
+ important to cope with the differences
+ between win2000 and win9x for this call
+ (tridge) */
+ p += clistr_pull(cli, finfo->name, p,
+ sizeof(finfo->name),
+ len+2,
+ STR_TERMINATE);
+ return PTR_DIFF(p, base);
case 2: /* this is what OS/2 uses mostly */
- if (finfo) {
- /* these dates are converted to GMT by make_unix_date */
- finfo->ctime = make_unix_date2(p+4);
- finfo->atime = make_unix_date2(p+8);
- finfo->mtime = make_unix_date2(p+12);
- finfo->size = IVAL(p,16);
- finfo->mode = CVAL(p,24);
- clistr_pull(cli, finfo->name, p+31,
- sizeof(finfo->name),
- -1,
- CLISTR_TERMINATE | CLISTR_CONVERT);
- }
- return(32 + CVAL(p,30));
-
- /* levels 3 and 4 are untested */
- case 3:
- if (finfo) {
- /* these dates are probably like the other ones */
- finfo->ctime = make_unix_date2(p+8);
- finfo->atime = make_unix_date2(p+12);
- finfo->mtime = make_unix_date2(p+16);
- finfo->size = IVAL(p,20);
- finfo->mode = CVAL(p,28);
- clistr_pull(cli, finfo->name, p+33,
- sizeof(finfo->name),
- -1,
- CLISTR_TERMINATE | CLISTR_CONVERT);
- }
- return(SVAL(p,4)+4);
-
- case 4:
- if (finfo) {
- /* these dates are probably like the other ones */
- finfo->ctime = make_unix_date2(p+8);
- finfo->atime = make_unix_date2(p+12);
- finfo->mtime = make_unix_date2(p+16);
- finfo->size = IVAL(p,20);
- finfo->mode = CVAL(p,28);
- clistr_pull(cli, finfo->name, p+37,
- sizeof(finfo->name),
- -1,
- CLISTR_TERMINATE | CLISTR_CONVERT);
- }
- return(SVAL(p,4)+4);
+ /* these dates are converted to GMT by
+ make_unix_date */
+ finfo->ctime_ts = convert_time_t_to_timespec(cli_make_unix_date2(cli, p+4));
+ finfo->atime_ts = convert_time_t_to_timespec(cli_make_unix_date2(cli, p+8));
+ finfo->mtime_ts = convert_time_t_to_timespec(cli_make_unix_date2(cli, p+12));
+ finfo->size = IVAL(p,16);
+ finfo->mode = CVAL(p,24);
+ len = CVAL(p, 30);
+ p += 31;
+ /* check for unisys! */
+ p += clistr_pull(cli, finfo->name, p,
+ sizeof(finfo->name),
+ len,
+ STR_NOALIGN);
+ return PTR_DIFF(p, base) + 1;
case 260: /* NT uses this, but also accepts 2 */
- if (finfo) {
- int ret = SVAL(p,0);
- int namelen, slen;
- p += 4; /* next entry offset */
- p += 4; /* fileindex */
+ {
+ size_t namelen, slen;
+ p += 4; /* next entry offset */
+
+ if (p_resume_key) {
+ *p_resume_key = IVAL(p,0);
+ }
+ p += 4; /* fileindex */
- /* these dates appear to arrive in a
- weird way. It seems to be localtime
- plus the serverzone given in the
- initial connect. This is GMT when
- DST is not in effect and one hour
- from GMT otherwise. Can this really
- be right??
-
- I suppose this could be called
- kludge-GMT. Is is the GMT you get
- by using the current DST setting on
- a different localtime. It will be
- cheap to calculate, I suppose, as
- no DST tables will be needed */
-
- finfo->ctime = interpret_long_date(p); p += 8;
- finfo->atime = interpret_long_date(p); p += 8;
- finfo->mtime = interpret_long_date(p); p += 8; p += 8;
- finfo->size = IVAL(p,0); p += 8;
- p += 8; /* alloc size */
- finfo->mode = CVAL(p,0); p += 4;
- namelen = IVAL(p,0); p += 4;
- p += 4; /* EA size */
- slen = SVAL(p, 0);
- p += 2;
+ /* Offset zero is "create time", not "change time". */
+ p += 8;
+ finfo->atime_ts = interpret_long_date(p);
+ p += 8;
+ finfo->mtime_ts = interpret_long_date(p);
+ p += 8;
+ finfo->ctime_ts = interpret_long_date(p);
+ p += 8;
+ finfo->size = IVAL2_TO_SMB_BIG_UINT(p,0);
+ p += 8;
+ p += 8; /* alloc size */
+ finfo->mode = CVAL(p,0);
+ p += 4;
+ namelen = IVAL(p,0);
+ p += 4;
+ p += 4; /* EA size */
+ slen = SVAL(p, 0);
+ p += 2;
+ {
+ /* stupid NT bugs. grr */
+ int flags = 0;
+ if (p[1] == 0 && namelen > 1) flags |= STR_UNICODE;
clistr_pull(cli, finfo->short_name, p,
sizeof(finfo->short_name),
- -1,
- CLISTR_TERMINATE | CLISTR_CONVERT);
- p += 24; /* short name? */
- clistr_pull(cli, finfo->name, p,
- sizeof(finfo->name),
- namelen,
- CLISTR_CONVERT);
- return(ret);
+ slen, flags);
+ }
+ p += 24; /* short name? */
+ clistr_pull(cli, finfo->name, p,
+ sizeof(finfo->name),
+ namelen, 0);
+
+ /* To be robust in the face of unicode conversion failures
+ we need to copy the raw bytes of the last name seen here.
+ Namelen doesn't include the terminating unicode null, so
+ copy it here. */
+
+ if (p_last_name_raw && p_last_name_raw_len) {
+ if (namelen + 2 > p_last_name_raw->length) {
+ memset(p_last_name_raw->data, '\0', sizeof(p_last_name_raw->length));
+ *p_last_name_raw_len = 0;
+ } else {
+ memcpy(p_last_name_raw->data, p, namelen);
+ SSVAL(p_last_name_raw->data, namelen, 0);
+ *p_last_name_raw_len = namelen + 2;
+ }
}
- return(SVAL(p,0));
+ return (size_t)IVAL(base, 0);
}
+ }
DEBUG(1,("Unknown long filename format %d\n",level));
- return(SVAL(p,0));
+ return (size_t)IVAL(base,0);
}
-
/****************************************************************************
- do a directory listing, calling fn on each file found
- ****************************************************************************/
-int cli_list(struct cli_state *cli,const char *Mask,uint16 attribute,
- void (*fn)(file_info *, const char *, void *), void *state)
+ Do a directory listing, calling fn on each file found.
+****************************************************************************/
+
+int cli_list_new(struct cli_state *cli,const char *Mask,uint16 attribute,
+ void (*fn)(const char *, file_info *, const char *, void *), void *state)
{
+#if 1
+ int max_matches = 1366; /* Match W2k - was 512. */
+#else
int max_matches = 512;
- /* NT uses 260, OS/2 uses 2. Both accept 1. */
- int info_level = cli->protocol<PROTOCOL_NT1?1:260;
+#endif
+ int info_level;
char *p, *p2;
pstring mask;
file_info finfo;
BOOL First = True;
int ff_searchcount=0;
int ff_eos=0;
- int ff_lastname=0;
int ff_dir_handle=0;
int loop_count = 0;
char *rparam=NULL, *rdata=NULL;
- int param_len, data_len;
+ unsigned int param_len, data_len;
uint16 setup;
pstring param;
+ const char *mnt;
+ uint32 resume_key = 0;
+ uint32 last_name_raw_len = 0;
+ DATA_BLOB last_name_raw = data_blob(NULL, 2*sizeof(pstring));
+
+ /* NT uses 260, OS/2 uses 2. Both accept 1. */
+ info_level = (cli->capabilities&CAP_NT_SMBS)?260:1;
pstrcpy(mask,Mask);
break;
}
- param_len = 12+clistr_push_size(cli, NULL, mask, -1,
- CLISTR_TERMINATE |
- CLISTR_CONVERT);
-
if (First) {
setup = TRANSACT2_FINDFIRST;
SSVAL(param,0,attribute); /* attribute */
SSVAL(param,2,max_matches); /* max count */
- SSVAL(param,4,4+2); /* resume required + close on end */
+ SSVAL(param,4,(FLAG_TRANS2_FIND_REQUIRE_RESUME|FLAG_TRANS2_FIND_CLOSE_IF_END)); /* resume required + close on end */
SSVAL(param,6,info_level);
SIVAL(param,8,0);
- clistr_push(cli, param+12, mask, -1,
- CLISTR_TERMINATE | CLISTR_CONVERT);
+ p = param+12;
+ p += clistr_push(cli, param+12, mask, sizeof(param)-12,
+ STR_TERMINATE);
} else {
setup = TRANSACT2_FINDNEXT;
SSVAL(param,0,ff_dir_handle);
SSVAL(param,2,max_matches); /* max count */
SSVAL(param,4,info_level);
- SIVAL(param,6,0); /* ff_resume_key */
- SSVAL(param,10,8+4+2); /* continue + resume required + close on end */
- clistr_push(cli, param+12, mask, -1,
- CLISTR_TERMINATE | CLISTR_CONVERT);
+ /* For W2K servers serving out FAT filesystems we *must* set the
+ resume key. If it's not FAT then it's returned as zero. */
+ SIVAL(param,6,resume_key); /* ff_resume_key */
+ /* NB. *DON'T* use continue here. If you do it seems that W2K and bretheren
+ can miss filenames. Use last filename continue instead. JRA */
+ SSVAL(param,10,(FLAG_TRANS2_FIND_REQUIRE_RESUME|FLAG_TRANS2_FIND_CLOSE_IF_END)); /* resume required + close on end */
+ p = param+12;
+ if (last_name_raw_len && (last_name_raw_len < (sizeof(param)-12))) {
+ memcpy(p, last_name_raw.data, last_name_raw_len);
+ p += last_name_raw_len;
+ } else {
+ p += clistr_push(cli, param+12, mask, sizeof(param)-12, STR_TERMINATE);
+ }
}
+ param_len = PTR_DIFF(p, param);
+
if (!cli_send_trans(cli, SMBtrans2,
NULL, /* Name */
-1, 0, /* fid, flags */
&setup, 1, 0, /* setup, length, max */
param, param_len, 10, /* param, length, max */
NULL, 0,
- cli->max_xmit /* data, length, max */
+#if 0
+ /* w2k value. */
+ MIN(16384,cli->max_xmit) /* data, length, max. */
+#else
+ cli->max_xmit /* data, length, max. */
+#endif
)) {
break;
}
if (!cli_receive_trans(cli, SMBtrans2,
&rparam, ¶m_len,
- &rdata, &data_len)) {
+ &rdata, &data_len) &&
+ cli_is_dos_error(cli)) {
/* we need to work around a Win95 bug - sometimes
it gives ERRSRV/ERRerror temprarily */
uint8 eclass;
uint32 ecode;
- cli_error(cli, &eclass, &ecode, NULL);
- if (eclass != ERRSRV || ecode != ERRerror) break;
- msleep(100);
+
+ SAFE_FREE(rdata);
+ SAFE_FREE(rparam);
+
+ cli_dos_error(cli, &eclass, &ecode);
+ if (eclass != ERRSRV || ecode != ERRerror)
+ break;
+ smb_msleep(100);
continue;
}
- if (total_received == -1) total_received = 0;
+ if (cli_is_error(cli) || !rdata || !rparam) {
+ SAFE_FREE(rdata);
+ SAFE_FREE(rparam);
+ break;
+ }
+
+ if (total_received == -1)
+ total_received = 0;
/* parse out some important return info */
p = rparam;
ff_dir_handle = SVAL(p,0);
ff_searchcount = SVAL(p,2);
ff_eos = SVAL(p,4);
- ff_lastname = SVAL(p,8);
} else {
ff_searchcount = SVAL(p,0);
ff_eos = SVAL(p,2);
- ff_lastname = SVAL(p,6);
}
- if (ff_searchcount == 0)
+ if (ff_searchcount == 0) {
+ SAFE_FREE(rdata);
+ SAFE_FREE(rparam);
break;
+ }
/* point to the data bytes */
p = rdata;
/* we might need the lastname for continuations */
- if (ff_lastname > 0) {
- switch(info_level)
- {
- case 260:
- clistr_pull(cli, mask, p+ff_lastname,
- sizeof(mask),
- data_len-ff_lastname,
- CLISTR_TERMINATE |
- CLISTR_CONVERT);
- break;
- case 1:
- clistr_pull(cli, mask, p+ff_lastname+1,
- sizeof(mask),
- -1,
- CLISTR_TERMINATE |
- CLISTR_CONVERT);
- break;
- }
+ for (p2=p,i=0;i<ff_searchcount;i++) {
+ if ((info_level == 260) && (i == ff_searchcount-1)) {
+ /* Last entry - fixup the last offset length. */
+ SIVAL(p2,0,PTR_DIFF((rdata + data_len),p2));
+ }
+ p2 += interpret_long_filename(cli,info_level,p2,&finfo,
+ &resume_key,&last_name_raw,&last_name_raw_len);
+
+ if (!First && *mask && strcsequal(finfo.name, mask)) {
+ DEBUG(0,("Error: Looping in FIND_NEXT as name %s has already been seen?\n",
+ finfo.name));
+ ff_eos = 1;
+ break;
+ }
+ }
+
+ if (ff_searchcount > 0) {
+ pstrcpy(mask, finfo.name);
} else {
pstrcpy(mask,"");
}
-
+
+ /* grab the data for later use */
/* and add them to the dirlist pool */
- dirlist = Realloc(dirlist,dirlist_len + data_len);
+ dirlist = (char *)SMB_REALLOC(dirlist,dirlist_len + data_len);
if (!dirlist) {
- DEBUG(0,("Failed to expand dirlist\n"));
+ DEBUG(0,("cli_list_new: Failed to expand dirlist\n"));
+ SAFE_FREE(rdata);
+ SAFE_FREE(rparam);
break;
}
- /* put in a length for the last entry, to ensure we can chain entries
- into the next packet */
- for (p2=p,i=0;i<(ff_searchcount-1);i++)
- p2 += interpret_long_filename(cli,info_level,p2,NULL);
- SSVAL(p2,0,data_len - PTR_DIFF(p2,p));
-
- /* grab the data for later use */
memcpy(dirlist+dirlist_len,p,data_len);
dirlist_len += data_len;
total_received += ff_searchcount;
- if (rdata) free(rdata); rdata = NULL;
- if (rparam) free(rparam); rparam = NULL;
-
+ SAFE_FREE(rdata);
+ SAFE_FREE(rparam);
+
DEBUG(3,("received %d entries (eos=%d)\n",
ff_searchcount,ff_eos));
- if (ff_searchcount > 0) loop_count = 0;
+ if (ff_searchcount > 0)
+ loop_count = 0;
First = False;
}
- for (p=dirlist,i=0;i<total_received;i++) {
- p += interpret_long_filename(cli,info_level,p,&finfo);
- fn(&finfo, Mask, state);
- }
-
- /* free up the dirlist buffer */
- if (dirlist) free(dirlist);
+ mnt = cli_cm_get_mntpoint( cli );
+
+ /* see if the server disconnected or the connection otherwise failed */
+ if (cli_is_error(cli)) {
+ total_received = -1;
+ } else {
+ /* no connection problem. let user function add each entry */
+ for (p=dirlist,i=0;i<total_received;i++) {
+ p += interpret_long_filename(cli, info_level, p,
+ &finfo,NULL,NULL,NULL);
+ fn( mnt,&finfo, Mask, state );
+ }
+ }
+
+ /* free up the dirlist buffer and last name raw blob */
+ SAFE_FREE(dirlist);
+ data_blob_free(&last_name_raw);
return(total_received);
}
-
-
/****************************************************************************
-interpret a short filename structure
-The length of the structure is returned
+ Interpret a short filename structure.
+ The length of the structure is returned.
****************************************************************************/
-static int interpret_short_filename(char *p,file_info *finfo)
+
+static int interpret_short_filename(struct cli_state *cli, char *p,file_info *finfo)
{
- extern file_info def_finfo;
*finfo = def_finfo;
+ finfo->cli = cli;
finfo->mode = CVAL(p,21);
/* this date is converted to GMT by make_unix_date */
- finfo->ctime = make_unix_date(p+22);
- finfo->mtime = finfo->atime = finfo->ctime;
+ finfo->ctime_ts.tv_sec = cli_make_unix_date(cli, p+22);
+ finfo->ctime_ts.tv_nsec = 0;
+ finfo->mtime_ts.tv_sec = finfo->atime_ts.tv_sec = finfo->ctime_ts.tv_sec;
+ finfo->mtime_ts.tv_nsec = finfo->atime_ts.tv_nsec = 0;
finfo->size = IVAL(p,26);
- pstrcpy(finfo->name,p+30);
- if (strcmp(finfo->name, "..") && strcmp(finfo->name, "."))
- fstrcpy(finfo->short_name,finfo->name);
-
+ clistr_pull(cli, finfo->name, p+30, sizeof(finfo->name), 12, STR_ASCII);
+ if (strcmp(finfo->name, "..") && strcmp(finfo->name, ".")) {
+ strncpy(finfo->short_name,finfo->name, sizeof(finfo->short_name)-1);
+ finfo->short_name[sizeof(finfo->short_name)-1] = '\0';
+ }
+
return(DIR_STRUCT_SIZE);
}
/****************************************************************************
- do a directory listing, calling fn on each file found
- this uses the old SMBsearch interface. It is needed for testing Samba,
- but should otherwise not be used
- ****************************************************************************/
+ Do a directory listing, calling fn on each file found.
+ this uses the old SMBsearch interface. It is needed for testing Samba,
+ but should otherwise not be used.
+****************************************************************************/
+
int cli_list_old(struct cli_state *cli,const char *Mask,uint16 attribute,
- void (*fn)(file_info *, const char *, void *), void *state)
+ void (*fn)(const char *, file_info *, const char *, void *), void *state)
{
char *p;
int received = 0;
set_message(cli->outbuf,2,0,True);
- CVAL(cli->outbuf,smb_com) = SMBsearch;
+ SCVAL(cli->outbuf,smb_com,SMBsearch);
SSVAL(cli->outbuf,smb_tid,cli->cnum);
cli_setup_packet(cli);
p = smb_buf(cli->outbuf);
*p++ = 4;
- p += clistr_push(cli, p, first?mask:"", -1, CLISTR_TERMINATE|CLISTR_CONVERT);
+ p += clistr_push(cli, p, first?mask:"", -1, STR_TERMINATE);
*p++ = 5;
if (first) {
SSVAL(p,0,0);
first = False;
- dirlist = Realloc(dirlist,(num_received + received)*DIR_STRUCT_SIZE);
-
- if (!dirlist)
+ dirlist = (char *)SMB_REALLOC(
+ dirlist,(num_received + received)*DIR_STRUCT_SIZE);
+ if (!dirlist) {
+ DEBUG(0,("cli_list_old: failed to expand dirlist"));
return 0;
+ }
p = smb_buf(cli->inbuf) + 3;
num_received += received;
- if (CVAL(cli->inbuf,smb_rcls) != 0) break;
+ if (cli_is_error(cli)) break;
}
if (!first) {
memset(cli->inbuf,'\0',smb_size);
set_message(cli->outbuf,2,0,True);
- CVAL(cli->outbuf,smb_com) = SMBfclose;
+ SCVAL(cli->outbuf,smb_com,SMBfclose);
SSVAL(cli->outbuf,smb_tid,cli->cnum);
cli_setup_packet(cli);
cli_setup_bcc(cli, p);
cli_send_smb(cli);
if (!cli_receive_smb(cli)) {
- DEBUG(0,("Error closing search: %s\n",smb_errstr(cli->inbuf)));
+ DEBUG(0,("Error closing search: %s\n",cli_errstr(cli)));
}
}
for (p=dirlist,i=0;i<num_received;i++) {
file_info finfo;
- p += interpret_short_filename(p,&finfo);
- fn(&finfo, Mask, state);
+ p += interpret_short_filename(cli, p,&finfo);
+ fn("\\", &finfo, Mask, state);
}
- if (dirlist) free(dirlist);
+ SAFE_FREE(dirlist);
return(num_received);
}
+
+/****************************************************************************
+ Do a directory listing, calling fn on each file found.
+ This auto-switches between old and new style.
+****************************************************************************/
+
+int cli_list(struct cli_state *cli,const char *Mask,uint16 attribute,
+ void (*fn)(const char *, file_info *, const char *, void *), void *state)
+{
+ if (cli->protocol <= PROTOCOL_LANMAN1)
+ return cli_list_old(cli, Mask, attribute, fn, state);
+ return cli_list_new(cli, Mask, attribute, fn, state);
+}
git.samba.org / samba.git / blobdiff