/*
- Unix SMB/Netbios implementation.
- Version 1.9.
+ Unix SMB/CIFS implementation.
NBT netbios routines and daemon - version 2
Copyright (C) Andrew Tridgell 1994-1998
Copyright (C) Luke Kenneth Casson Leighton 1994-1998
Copyright (C) Jeremy Allison 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,
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.
-
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/* this file handles asynchronous browse synchronisation requests. The
also allows us to have more than 1 sync going at once (tridge) */
#include "includes.h"
-#include "smb.h"
-
-extern int DEBUGLEVEL;
+#include "system/filesys.h"
+#include "../librpc/gen_ndr/svcctl.h"
+#include "nmbd/nmbd.h"
+#include "libsmb/libsmb.h"
+#include "libsmb/clirap.h"
+#include "smbprofile.h"
+#include "../libcli/smb/smbXcli_base.h"
struct sync_record {
struct sync_record *next, *prev;
- fstring workgroup;
- fstring server;
- pstring fname;
+ unstring workgroup;
+ unstring server;
+ char *fname;
struct in_addr ip;
pid_t pid;
};
/* a linked list of current sync connections */
static struct sync_record *syncs;
-static FILE *fp;
+static XFILE *fp;
/*******************************************************************
This is the NetServerEnum callback.
Note sname and comment are in UNIX codepage format.
******************************************************************/
+
static void callback(const char *sname, uint32 stype,
const char *comment, void *state)
{
- fprintf(fp,"\"%s\" %08X \"%s\"\n", sname, stype, comment);
+ x_fprintf(fp,"\"%s\" %08X \"%s\"\n", sname, stype, comment);
}
/*******************************************************************
Log in on the remote server's SMB port to their IPC$ service,
do a NetServerEnum and record the results in fname
******************************************************************/
+
static void sync_child(char *name, int nm_type,
char *workgroup,
- struct in_addr ip, BOOL local, BOOL servers,
+ struct in_addr ip, bool local, bool servers,
char *fname)
{
- extern fstring local_machine;
fstring unix_workgroup;
- static struct cli_state cli;
+ struct cli_state *cli;
uint32 local_type = local ? SV_TYPE_LOCAL_LIST_ONLY : 0;
- struct nmb_name called, calling;
+ struct sockaddr_storage ss;
+ NTSTATUS status;
- if (!cli_initialise(&cli) || !cli_connect(&cli, name, &ip)) {
- fclose(fp);
- return;
- }
+ /* W2K DMB's return empty browse lists on port 445. Use 139.
+ * Patch from Andy Levine andyl@epicrealm.com.
+ */
- make_nmb_name(&calling, local_machine, 0x0);
- make_nmb_name(&called , name , nm_type);
+ in_addr_to_sockaddr_storage(&ss, ip);
- if (!cli_session_request(&cli, &calling, &called))
- {
- cli_shutdown(&cli);
- fclose(fp);
+ status = cli_connect_nb(name, &ss, NBT_SMB_PORT, nm_type,
+ get_local_machine_name(), SMB_SIGNING_DEFAULT,
+ 0, &cli);
+ if (!NT_STATUS_IS_OK(status)) {
return;
}
- if (!cli_negprot(&cli)) {
- cli_shutdown(&cli);
+ status = smbXcli_negprot(cli->conn, cli->timeout, PROTOCOL_CORE,
+ PROTOCOL_NT1);
+ if (!NT_STATUS_IS_OK(status)) {
+ cli_shutdown(cli);
return;
}
- if (!cli_session_setup(&cli, "", "", 1, "", 0, workgroup)) {
- cli_shutdown(&cli);
+ if (!NT_STATUS_IS_OK(cli_session_setup(cli, "", "", 1, "", 0,
+ workgroup))) {
+ cli_shutdown(cli);
return;
}
- if (!cli_send_tconX(&cli, "IPC$", "IPC", "", 1)) {
- cli_shutdown(&cli);
+ if (!NT_STATUS_IS_OK(cli_tree_connect(cli, "IPC$", "IPC", "", 1))) {
+ cli_shutdown(cli);
return;
}
/* All the cli_XX functions take UNIX character set. */
- fstrcpy(unix_workgroup, cli.server_domain?cli.server_domain:workgroup);
- dos_to_unix(unix_workgroup, True);
+ fstrcpy(unix_workgroup, cli->server_domain ? cli->server_domain : workgroup);
/* Fetch a workgroup list. */
- cli_NetServerEnum(&cli, unix_workgroup,
+ cli_NetServerEnum(cli, unix_workgroup,
local_type|SV_TYPE_DOMAIN_ENUM,
callback, NULL);
-
+
/* Now fetch a server list. */
if (servers) {
fstrcpy(unix_workgroup, workgroup);
- dos_to_unix(unix_workgroup, True);
- cli_NetServerEnum(&cli, unix_workgroup,
+ cli_NetServerEnum(cli, unix_workgroup,
local?SV_TYPE_LOCAL_LIST_ONLY:SV_TYPE_ALL,
callback, NULL);
}
-
- cli_shutdown(&cli);
-}
+ cli_shutdown(cli);
+}
/*******************************************************************
initialise a browse sync with another browse server. Log in on the
remote server's SMB port to their IPC$ service, do a NetServerEnum
and record the results
******************************************************************/
+
void sync_browse_lists(struct work_record *work,
char *name, int nm_type,
- struct in_addr ip, BOOL local, BOOL servers)
+ struct in_addr ip, bool local, bool servers)
{
struct sync_record *s;
static int counter;
+ START_PROFILE(sync_browse_lists);
/* Check we're not trying to sync with ourselves. This can
happen if we are a domain *and* a local master browser. */
- if (ismyip(ip)) {
+ if (ismyip_v4(ip)) {
+done:
+ END_PROFILE(sync_browse_lists);
return;
}
- s = (struct sync_record *)malloc(sizeof(*s));
- if (!s) return;
+ s = SMB_MALLOC_P(struct sync_record);
+ if (!s) goto done;
ZERO_STRUCTP(s);
-
- fstrcpy(s->workgroup, work->work_group);
- fstrcpy(s->server, name);
+
+ unstrcpy(s->workgroup, work->work_group);
+ unstrcpy(s->server, name);
s->ip = ip;
- slprintf(s->fname, sizeof(pstring)-1,
- "%s/sync.%d", lp_lockdir(), counter++);
+ if (asprintf(&s->fname, "%s/sync.%d", lp_lockdir(), counter++) < 0) {
+ SAFE_FREE(s);
+ goto done;
+ }
+ /* Safe to use as 0 means no size change. */
all_string_sub(s->fname,"//", "/", 0);
-
+
DLIST_ADD(syncs, s);
/* the parent forks and returns, leaving the child to do the
- actual sync */
+ actual sync and call END_PROFILE*/
CatchChild();
- if ((s->pid = sys_fork())) return;
+ if ((s->pid = fork())) return;
BlockSignals( False, SIGTERM );
DEBUG(2,("Initiating browse sync for %s to %s(%s)\n",
work->work_group, name, inet_ntoa(ip)));
- fp = sys_fopen(s->fname,"w");
- if (!fp) _exit(1);
+ fp = x_fopen(s->fname,O_WRONLY|O_CREAT|O_TRUNC, 0644);
+ if (!fp) {
+ END_PROFILE(sync_browse_lists);
+ _exit(1);
+ }
sync_child(name, nm_type, work->work_group, ip, local, servers,
s->fname);
- fclose(fp);
+ x_fclose(fp);
+ END_PROFILE(sync_browse_lists);
_exit(0);
}
/**********************************************************************
-handle one line from a completed sync file
+ Handle one line from a completed sync file.
**********************************************************************/
-static void complete_one(struct sync_record *s,
+
+static void complete_one(struct sync_record *s,
char *sname, uint32 stype, char *comment)
{
struct work_record *work;
sname, lp_max_ttl());
if (work) {
/* remember who the master is */
- fstrcpy(work->local_master_browser_name,
- comment);
+ unstrcpy(work->local_master_browser_name, comment);
}
}
return;
/* Create the server in the workgroup. */
create_server_on_workgroup(work, sname,stype, lp_max_ttl(), comment);
}
-
/**********************************************************************
-read the completed sync info
- **********************************************************************/
+ Read the completed sync info.
+**********************************************************************/
+
static void complete_sync(struct sync_record *s)
{
- FILE *f;
- fstring server, type_str;
+ XFILE *f;
+ char *server;
+ char *type_str;
unsigned type;
- pstring comment;
- pstring line;
- char *ptr;
+ char *comment;
+ char line[1024];
+ const char *ptr;
int count=0;
- f = sys_fopen(s->fname,"r");
+ f = x_fopen(s->fname,O_RDONLY, 0);
- if (!f) return;
-
- while (!feof(f)) {
-
- if (!fgets_slash(line,sizeof(pstring),f)) continue;
-
- ptr = line;
+ if (!f)
+ return;
- /* The line is written in UNIX character set. Convert to DOS codepage. */
- unix_to_dos(line,True);
+ while (!x_feof(f)) {
+ TALLOC_CTX *frame = NULL;
- if (!next_token(&ptr,server,NULL,sizeof(server)) ||
- !next_token(&ptr,type_str,NULL, sizeof(type_str)) ||
- !next_token(&ptr,comment,NULL, sizeof(comment))) {
+ if (!fgets_slash(line,sizeof(line),f))
+ continue;
+
+ ptr = line;
+
+ frame = talloc_stackframe();
+ if (!next_token_talloc(frame,&ptr,&server,NULL) ||
+ !next_token_talloc(frame,&ptr,&type_str,NULL) ||
+ !next_token_talloc(frame,&ptr,&comment,NULL)) {
+ TALLOC_FREE(frame);
continue;
}
complete_one(s, server, type, comment);
count++;
+ TALLOC_FREE(frame);
}
-
- fclose(f);
+ x_fclose(f);
unlink(s->fname);
}
/**********************************************************************
-check for completion of any of the child processes
- **********************************************************************/
+ Check for completion of any of the child processes.
+**********************************************************************/
+
void sync_check_completion(void)
{
struct sync_record *s, *next;
for (s=syncs;s;s=next) {
next = s->next;
- if (!process_exists(s->pid)) {
+ if (!process_exists_by_pid(s->pid)) {
/* it has completed - grab the info */
complete_sync(s);
DLIST_REMOVE(syncs, s);
- ZERO_STRUCTP(s);
- free(s);
+ SAFE_FREE(s->fname);
+ SAFE_FREE(s);
}
}
}