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-rw-r--r--source/libsmb/clidgram.c283
1 files changed, 107 insertions, 176 deletions
diff --git a/source/libsmb/clidgram.c b/source/libsmb/clidgram.c
index ba65c46d16e..819616105ed 100644
--- a/source/libsmb/clidgram.c
+++ b/source/libsmb/clidgram.c
@@ -26,105 +26,101 @@
* cli_send_mailslot, send a mailslot for client code ...
*/
-int cli_send_mailslot(int dgram_sock, BOOL unique, const char *mailslot,
- char *buf, int len,
- const char *srcname, int src_type,
- const char *dstname, int dest_type,
- struct in_addr dest_ip, struct in_addr src_ip,
- int dest_port, int src_port)
+BOOL cli_send_mailslot(BOOL unique, const char *mailslot,
+ uint16 priority,
+ char *buf, int len,
+ const char *srcname, int src_type,
+ const char *dstname, int dest_type,
+ struct in_addr dest_ip)
{
- struct packet_struct p;
- struct dgram_packet *dgram = &p.packet.dgram;
- char *ptr, *p2;
- char tmp[4];
-
- memset((char *)&p, '\0', sizeof(p));
-
- /*
- * Next, build the DGRAM ...
- */
-
- /* DIRECT GROUP or UNIQUE datagram. */
- dgram->header.msg_type = unique ? 0x10 : 0x11;
- dgram->header.flags.node_type = M_NODE;
- dgram->header.flags.first = True;
- dgram->header.flags.more = False;
- dgram->header.dgm_id = ((unsigned)time(NULL)%(unsigned)0x7FFF) + ((unsigned)sys_getpid()%(unsigned)100);
- dgram->header.source_ip.s_addr = src_ip.s_addr;
- dgram->header.source_port = ntohs(src_port);
- dgram->header.dgm_length = 0; /* Let build_dgram() handle this. */
- dgram->header.packet_offset = 0;
+ struct packet_struct p;
+ struct dgram_packet *dgram = &p.packet.dgram;
+ char *ptr, *p2;
+ char tmp[4];
+ pid_t nmbd_pid;
+
+ if ((nmbd_pid = pidfile_pid("nmbd")) == 0) {
+ DEBUG(3, ("No nmbd found\n"));
+ return False;
+ }
+
+ if (!message_init())
+ return False;
+
+ memset((char *)&p, '\0', sizeof(p));
+
+ /*
+ * Next, build the DGRAM ...
+ */
+
+ /* DIRECT GROUP or UNIQUE datagram. */
+ dgram->header.msg_type = unique ? 0x10 : 0x11;
+ dgram->header.flags.node_type = M_NODE;
+ dgram->header.flags.first = True;
+ dgram->header.flags.more = False;
+ dgram->header.dgm_id = ((unsigned)time(NULL)%(unsigned)0x7FFF) +
+ ((unsigned)sys_getpid()%(unsigned)100);
+ /* source ip is filled by nmbd */
+ dgram->header.dgm_length = 0; /* Let build_dgram() handle this. */
+ dgram->header.packet_offset = 0;
- make_nmb_name(&dgram->source_name,srcname,src_type);
- make_nmb_name(&dgram->dest_name,dstname,dest_type);
-
- ptr = &dgram->data[0];
-
- /* Setup the smb part. */
- ptr -= 4; /* XXX Ugliness because of handling of tcp SMB length. */
- memcpy(tmp,ptr,4);
- set_message(ptr,17,strlen(mailslot) + 1 + len,True);
- memcpy(ptr,tmp,4);
-
- SCVAL(ptr,smb_com,SMBtrans);
- SSVAL(ptr,smb_vwv1,len);
- SSVAL(ptr,smb_vwv11,len);
- SSVAL(ptr,smb_vwv12,70 + strlen(mailslot));
- SSVAL(ptr,smb_vwv13,3);
- SSVAL(ptr,smb_vwv14,1);
- SSVAL(ptr,smb_vwv15,1);
- SSVAL(ptr,smb_vwv16,2);
- p2 = smb_buf(ptr);
- fstrcpy(p2,mailslot);
- p2 = skip_string(p2,1);
-
- memcpy(p2,buf,len);
- p2 += len;
-
- dgram->datasize = PTR_DIFF(p2,ptr+4); /* +4 for tcp length. */
-
- p.ip = dest_ip;
- p.port = dest_port;
- p.fd = dgram_sock;
- p.timestamp = time(NULL);
- p.packet_type = DGRAM_PACKET;
-
- DEBUG(4,("send_mailslot: Sending to mailslot %s from %s IP %s ", mailslot,
- nmb_namestr(&dgram->source_name), inet_ntoa(src_ip)));
- DEBUG(4,("to %s IP %s\n", nmb_namestr(&dgram->dest_name), inet_ntoa(dest_ip)));
-
- return send_packet(&p);
-
+ make_nmb_name(&dgram->source_name,srcname,src_type);
+ make_nmb_name(&dgram->dest_name,dstname,dest_type);
+
+ ptr = &dgram->data[0];
+
+ /* Setup the smb part. */
+ ptr -= 4; /* XXX Ugliness because of handling of tcp SMB length. */
+ memcpy(tmp,ptr,4);
+ set_message(ptr,17,strlen(mailslot) + 1 + len,True);
+ memcpy(ptr,tmp,4);
+
+ SCVAL(ptr,smb_com,SMBtrans);
+ SSVAL(ptr,smb_vwv1,len);
+ SSVAL(ptr,smb_vwv11,len);
+ SSVAL(ptr,smb_vwv12,70 + strlen(mailslot));
+ SSVAL(ptr,smb_vwv13,3);
+ SSVAL(ptr,smb_vwv14,1);
+ SSVAL(ptr,smb_vwv15,priority);
+ SSVAL(ptr,smb_vwv16,2);
+ p2 = smb_buf(ptr);
+ fstrcpy(p2,mailslot);
+ p2 = skip_string(p2,1);
+
+ memcpy(p2,buf,len);
+ p2 += len;
+
+ dgram->datasize = PTR_DIFF(p2,ptr+4); /* +4 for tcp length. */
+
+ p.packet_type = DGRAM_PACKET;
+ p.ip = dest_ip;
+ p.timestamp = time(NULL);
+
+ DEBUG(4,("send_mailslot: Sending to mailslot %s from %s ",
+ mailslot, nmb_namestr(&dgram->source_name)));
+ DEBUGADD(4,("to %s IP %s\n", nmb_namestr(&dgram->dest_name),
+ inet_ntoa(dest_ip)));
+
+ return message_send_pid(nmbd_pid, MSG_SEND_PACKET, &p, sizeof(p),
+ False);
}
/*
* cli_get_response: Get a response ...
*/
-int cli_get_response(int dgram_sock, BOOL unique, const char *mailslot, char *buf, int bufsiz)
+BOOL cli_get_response(const char *mailslot, char *buf, int bufsiz)
{
- struct packet_struct *packet;
-
- packet = receive_dgram_packet(dgram_sock, 5, mailslot);
-
- if (packet) { /* We got one, pull what we want out of the SMB data ... */
-
- struct dgram_packet *dgram = &packet->packet.dgram;
-
- /*
- * We should probably parse the SMB, but for now, we will pull what
- * from fixed, known locations ...
- */
+ struct packet_struct *p;
- /* Copy the data to buffer, respecting sizes ... */
+ p = receive_unexpected(DGRAM_PACKET, 0, mailslot);
- memcpy(buf, &dgram->data[92], MIN(bufsiz, (dgram->datasize - 92)));
+ if (p == NULL)
+ return False;
- }
- else
- return -1;
-
- return 0;
+ memcpy(buf, &p->packet.dgram.data[92],
+ MIN(bufsiz, p->packet.dgram.datasize-92));
+ return True;
}
/*
@@ -135,108 +131,43 @@ static char cli_backup_list[1024];
int cli_get_backup_list(const char *myname, const char *send_to_name)
{
- pstring outbuf;
- char *p;
- struct in_addr sendto_ip, my_ip;
- int dgram_sock;
- struct sockaddr_in sock_out;
- socklen_t name_size;
-
- if (!resolve_name(send_to_name, &sendto_ip, 0x1d)) {
-
- DEBUG(0, ("Could not resolve name: %s<1D>\n", send_to_name));
- return False;
-
- }
-
- my_ip.s_addr = inet_addr("0.0.0.0");
-
- if (!resolve_name(myname, &my_ip, 0x00)) { /* FIXME: Call others here */
-
- DEBUG(0, ("Could not resolve name: %s<00>\n", myname));
-
- }
-
- if ((dgram_sock = open_socket_out(SOCK_DGRAM, &sendto_ip, 138, LONG_CONNECT_TIMEOUT)) < 0) {
-
- DEBUG(4, ("open_sock_out failed ..."));
- return False;
-
- }
-
- /* Make it a broadcast socket ... */
+ pstring outbuf;
+ char *p;
+ struct in_addr sendto_ip;
- set_socket_options(dgram_sock, "SO_BROADCAST");
+ if (!resolve_name(send_to_name, &sendto_ip, 0x1d)) {
- /* Make it non-blocking??? */
+ DEBUG(0, ("Could not resolve name: %s<1D>\n", send_to_name));
+ return False;
- if (fcntl(dgram_sock, F_SETFL, O_NONBLOCK) < 0) {
+ }
- DEBUG(0, ("Unable to set non blocking on dgram sock\n"));
+ memset(cli_backup_list, '\0', sizeof(cli_backup_list));
+ memset(outbuf, '\0', sizeof(outbuf));
- }
-
- /* Now, bind a local addr to it ... Try port 138 first ... */
-
- memset((char *)&sock_out, '\0', sizeof(sock_out));
- sock_out.sin_addr.s_addr = INADDR_ANY;
- sock_out.sin_port = htons(138);
- sock_out.sin_family = AF_INET;
-
- if (bind(dgram_sock, (struct sockaddr *)&sock_out, sizeof(sock_out)) < 0) {
-
- /* Try again on any port ... */
-
- sock_out.sin_port = INADDR_ANY;
-
- if (bind(dgram_sock, (struct sockaddr *)&sock_out, sizeof(sock_out)) < 0) {
-
- DEBUG(4, ("failed to bind socket to address ...\n"));
- return False;
-
- }
-
- }
+ p = outbuf;
- /* Now, figure out what socket name we were bound to. We want the port */
+ SCVAL(p, 0, ANN_GetBackupListReq);
+ p++;
- name_size = sizeof(sock_out);
+ SCVAL(p, 0, 1); /* Count pointer ... */
+ p++;
- getsockname(dgram_sock, (struct sockaddr *)&sock_out, &name_size);
+ SIVAL(p, 0, 1); /* The sender's token ... */
+ p += 4;
- DEBUG(5, ("Socket bound to IP:%s, port: %d\n", inet_ntoa(sock_out.sin_addr), ntohs(sock_out.sin_port)));
+ cli_send_mailslot(True, "\\MAILSLOT\\BROWSE", 1, outbuf,
+ PTR_DIFF(p, outbuf), myname, 0, send_to_name,
+ 0x1d, sendto_ip);
- /* Now, build the request */
+ /* We should check the error and return if we got one */
- memset(cli_backup_list, '\0', sizeof(cli_backup_list));
- memset(outbuf, '\0', sizeof(outbuf));
+ /* Now, get the response ... */
- p = outbuf;
+ cli_get_response("\\MAILSLOT\\BROWSE",
+ cli_backup_list, sizeof(cli_backup_list));
- SCVAL(p, 0, ANN_GetBackupListReq);
- p++;
-
- SCVAL(p, 0, 1); /* Count pointer ... */
- p++;
-
- SIVAL(p, 0, 1); /* The sender's token ... */
- p += 4;
-
- cli_send_mailslot(dgram_sock, True, "\\MAILSLOT\\BROWSE", outbuf,
- PTR_DIFF(p, outbuf), myname, 0, send_to_name,
- 0x1d, sendto_ip, my_ip, 138, sock_out.sin_port);
-
- /* We should check the error and return if we got one */
-
- /* Now, get the response ... */
-
- cli_get_response(dgram_sock, True, "\\MAILSLOT\\BROWSE", cli_backup_list, sizeof(cli_backup_list));
-
- /* Should check the response here ... FIXME */
-
- close(dgram_sock);
-
- return True;
+ return True;
}
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