This commit was generated by cvs2svn to compensate for changes in r4,

which included commits to RCS files with non-trunk default branches.
(This used to be commit c8a46aca039f16b00bcd177ac2bb9962fdfff529)

1 files changed, 303 insertions, 0 deletions

diff --git a/source3/nmbsync.c b/source3/nmbsync.c
new file mode 100644
index 0000000000..5a77d6cc48
--- /dev/null
+++ b/source3/nmbsync.c
@@ -0,0 +1,303 @@
+/* 
+   Unix SMB/Netbios implementation.
+   Version 1.9.
+   NBT netbios routines to synchronise browse lists
+   Copyright (C) Andrew Tridgell 1994-1995
+   
+   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"
+#include "loadparm.h"
+#include "nameserv.h"
+
+extern int DEBUGLEVEL;
+
+struct server_record *add_server_entry(char *name,int servertype,
+				       int ttl,char *comment,BOOL replace);
+
+
+/****************************************************************************
+call a remote api
+****************************************************************************/
+static BOOL call_remote_api(int fd,int cnum,int uid,int timeout,
+			    char *inbuf,char *outbuf,
+			    int prcnt,int drcnt,
+			    int mprcnt,int mdrcnt,
+			    int *rprcnt,int *rdrcnt,
+			    char *param,char *data,
+			    char **rparam,char **rdata)
+{
+  char *p1,*p2;
+
+  /* send a SMBtrans command */
+  bzero(outbuf,smb_size);
+  set_message(outbuf,14,0,True);
+  CVAL(outbuf,smb_com) = SMBtrans;
+  SSVAL(outbuf,smb_tid,cnum);
+  SSVAL(outbuf,smb_uid,uid);
+
+  p1 = smb_buf(outbuf);
+  strcpy(p1,"\\PIPE\\LANMAN");
+  p1 = skip_string(p1,1);
+  p2 = p1 + prcnt;
+
+  if (prcnt > 0)
+    memcpy(p1,param,prcnt);
+  if (drcnt > 0)
+    memcpy(p2,data,drcnt);
+
+  SSVAL(outbuf,smb_vwv0,prcnt); /* param count */
+  SSVAL(outbuf,smb_vwv1,drcnt); /* data count */
+  SSVAL(outbuf,smb_vwv2,mprcnt); /* mprcnt */
+  SSVAL(outbuf,smb_vwv3,mdrcnt); /* mdrcnt */
+  SSVAL(outbuf,smb_vwv4,0); /* msrcnt */
+  SSVAL(outbuf,smb_vwv5,0); /* flags */
+  SSVAL(outbuf,smb_vwv9,prcnt); /* pscnt */
+  SSVAL(outbuf,smb_vwv10,smb_offset(p1,outbuf)); /* psoff */
+  SSVAL(outbuf,smb_vwv11,drcnt); /* dscnt */
+  SSVAL(outbuf,smb_vwv12,smb_offset(p2,outbuf)); /* dsoff */
+  CVAL(outbuf,smb_vwv13) = 0; /* suwcnt */
+
+  set_message(outbuf,14,PTR_DIFF(p2+drcnt,smb_buf(outbuf)),False);
+
+  send_smb(fd,outbuf);
+  
+  if (receive_smb(fd,inbuf,timeout) &&
+      CVAL(inbuf,smb_rcls) == 0)
+    {
+      if (rparam)
+	*rparam = inbuf+4 + SVAL(inbuf,smb_vwv4);
+      if (rdata)
+	*rdata = inbuf+4 + SVAL(inbuf,smb_vwv7);
+      if (rprcnt)
+	*rprcnt = SVAL(inbuf,smb_vwv3);
+      if (rdrcnt)
+	*rdrcnt = SVAL(inbuf,smb_vwv6);
+      return(True);
+    }
+
+  return(False);
+}
+
+
+/*******************************************************************
+  synchronise browse lists with another browse server
+  ******************************************************************/
+void sync_browse_lists(char *name,int name_type,char *myname,
+		       char *domain,struct in_addr ip)
+{
+  char *protocol = "LM1.2X002";
+  char *service = "IPC$";
+  char *dev = "IPC";
+  int timeout=2000;
+  char *inbuf=NULL;
+  pstring outbuf;
+  char *p;
+  int len;
+  uint32 sesskey;
+  int cnum,uid;
+  BOOL ret;
+
+  int fd = open_socket_out(SOCK_STREAM, &ip, SMB_PORT);
+  if (fd < 0) {
+    DEBUG(3,("Failed to connect to %s at %s\n",name,inet_ntoa(ip)));
+    return;
+  }
+
+  if (!(inbuf = (char *)malloc(0xFFFF+1024))) return;  
+
+  /* put in the destination name */
+  len = 4;
+  p = outbuf+len;
+  name_mangle(name,p,name_type);
+  len += name_len(p);
+
+  /* and my name */
+  p = outbuf+len;
+  name_mangle(myname,p,0x20);
+  len += name_len(p);
+
+  _smb_setlen(outbuf,len);
+  CVAL(outbuf,0) = 0x81;
+
+  send_smb(fd,outbuf);
+  receive_smb(fd,inbuf,5000);
+  
+  bzero(outbuf,smb_size);
+
+  /* setup the protocol string */
+  set_message(outbuf,0,strlen(protocol)+2,True);
+  p = smb_buf(outbuf);
+  *p++ = 2;
+  strcpy(p,protocol);
+
+  CVAL(outbuf,smb_com) = SMBnegprot;
+  CVAL(outbuf,smb_flg) = 0x8;
+  SSVAL(outbuf,smb_flg2,0x1);
+
+  send_smb(fd,outbuf);
+  bzero(inbuf,smb_size);
+  ret = receive_smb(fd,inbuf,timeout);
+  
+  if (!ret || CVAL(inbuf,smb_rcls) || SVAL(inbuf,smb_vwv0)) {
+    DEBUG(3,("%s rejected the protocol\n",name));
+    close(fd);
+    if (inbuf) free(inbuf);
+    return;
+  }
+
+  sesskey = IVAL(inbuf,smb_vwv6);
+
+  bzero(outbuf,smb_size);
+  set_message(outbuf,10,2,True);
+  CVAL(outbuf,smb_com) = SMBsesssetupX;
+
+  CVAL(outbuf,smb_vwv0) = 0xFF;
+  SSVAL(outbuf,smb_vwv2,0xFFFF);
+  SSVAL(outbuf,smb_vwv3,2);
+  SSVAL(outbuf,smb_vwv4,1);
+  SIVAL(outbuf,smb_vwv5,sesskey);
+  SSVAL(outbuf,smb_vwv7,1);
+
+  send_smb(fd,outbuf);
+  bzero(inbuf,smb_size);
+  ret = receive_smb(fd,inbuf,timeout);
+  if (!ret || CVAL(inbuf,smb_rcls)) {
+    DEBUG(3,("%s rejected session setup\n",name));
+    close(fd);
+    if (inbuf) free(inbuf);
+    return;
+  }
+
+  uid = SVAL(inbuf,smb_uid);
+
+  bzero(outbuf,smb_size);
+  set_message(outbuf,4,2 + (2 + strlen(name) + 1 + strlen(service)) +
+       1 + strlen(dev),True);
+  CVAL(outbuf,smb_com) = SMBtconX;
+  SSVAL(outbuf,smb_uid,uid);
+
+  SSVAL(outbuf,smb_vwv0,0xFF);
+  SSVAL(outbuf,smb_vwv3,1);
+
+  p = smb_buf(outbuf) + 1;
+  strcpy(p, "\\\\");
+  strcat(p, name);
+  strcat(p, "\\");
+  strcat(p,service);
+  p = skip_string(p,1);
+  strcpy(p,dev);
+
+  send_smb(fd,outbuf);
+  bzero(inbuf,smb_size);
+  ret = receive_smb(fd,inbuf,timeout);
+  if (!ret || CVAL(inbuf,smb_rcls)) {
+    DEBUG(3,("%s rejected IPC connect (%d,%d)\n",name,
+	     CVAL(inbuf,smb_rcls),SVAL(inbuf,smb_err)));
+    close(fd);
+    if (inbuf) free(inbuf);
+    return;
+  }
+
+  cnum = SVAL(inbuf,smb_tid);
+  
+  /* now I need to send a NetServerEnum */
+  {
+    fstring param;
+    uint32 *typep;
+    char *rparam,*rdata;
+
+    p = param;
+    SSVAL(p,0,0x68); /* api number */
+    p += 2;
+    strcpy(p,"WrLehDz");
+    p = skip_string(p,1);
+
+    strcpy(p,"B16BBDz");
+
+    p = skip_string(p,1);
+    SSVAL(p,0,1); /* level 1 */
+    SSVAL(p,2,0xFFFF - 500); /* buf length */
+    p += 4;
+    typep = (uint32 *)p;
+    p += 4;
+    strcpy(p,domain);
+    strupper(p);
+    p = skip_string(p,1);
+
+    SIVAL(typep,0,0x80000000); /* domain list */
+
+    if (call_remote_api(fd,cnum,uid,timeout,inbuf,outbuf,
+			PTR_DIFF(p,param),0,
+			8,0xFFFF - 500,
+			NULL,NULL,
+			param,NULL,
+			&rparam,&rdata) && SVAL(rparam,0)==0)
+    {
+      int converter=SVAL(rparam,2);
+      int count=SVAL(rparam,4);
+      int i;
+      char *p2 = rdata;
+      for (i=0;i<count;i++) {
+	char *sname = p2;
+	uint32 type = IVAL(p2,18);
+	int comment_offset = IVAL(p2,22) & 0xFFFF;
+	char *comment = comment_offset?(rdata+comment_offset-converter):"";
+
+	add_server_entry(sname,type,lp_max_ttl(),comment,False);
+	p2 += 26;
+      }
+    }
+
+    SIVAL(typep,0,0xFFFFFFFF); /* server list */
+
+    if (call_remote_api(fd,cnum,uid,timeout,inbuf,outbuf,
+			PTR_DIFF(p,param),0,
+			8,0xFFFF - 500,
+			NULL,NULL,
+			param,NULL,
+			&rparam,&rdata) && SVAL(rparam,0)==0)
+    {
+      int converter=SVAL(rparam,2);
+      int count=SVAL(rparam,4);
+      int i;
+
+      p = rdata;
+      for (i=0;i<count;i++) {
+	char *sname = p;
+	uint32 type = IVAL(p,18);
+	int comment_offset = IVAL(p,22) & 0xFFFF;
+	char *comment = comment_offset?(rdata+comment_offset-converter):"";
+
+	add_server_entry(sname,type,lp_max_ttl(),comment,False);
+	p += 26;
+      }
+    }
+  }
+
+  /* close up */
+  bzero(outbuf,smb_size);
+  set_message(outbuf,0,0,True);
+  CVAL(outbuf,smb_com) = SMBtdis;
+  SSVAL(outbuf,smb_uid,uid);
+  SSVAL(outbuf,smb_tid,cnum);
+  send_smb(fd,outbuf);
+  receive_smb(fd,inbuf,1000);
+  
+  close(fd);
+  if (inbuf) free(inbuf);
+}