dce/rpc

(This used to be commit 6677b888bdb45df00646eb7cc13005b9465ff971)

1 files changed, 11 insertions, 240 deletions

diff --git a/source3/smbd/ipc.c b/source3/smbd/ipc.c
index c0ce1900235..c647a5de3e0 100644
--- a/source3/smbd/ipc.c
+++ b/source3/smbd/ipc.c
@@ -3110,251 +3110,18 @@ static BOOL api_WPrintPortEnum(connection_struct *conn,uint16 vuid, char *param,
   return(True);
 }
 
-static BOOL api_pipe_ntlmssp(pipes_struct *p, prs_struct *pd)
-{
-	/* receive a negotiate; send a challenge; receive a response */
-	switch (p->auth_verifier.msg_type)
-	{
-		case NTLMSSP_NEGOTIATE:
-		{
-			smb_io_rpc_auth_ntlmssp_neg("", &p->ntlmssp_neg, pd, 0);
-			break;
-		}
-		case NTLMSSP_AUTH:
-		{
-			smb_io_rpc_auth_ntlmssp_resp("", &p->ntlmssp_resp, pd, 0);
-			break;
-		}
-		default:
-		{
-			/* NTLMSSP expected: unexpected message type */
-			DEBUG(3,("unexpected message type in NTLMSSP %d\n",
-			          p->auth_verifier.msg_type));
-			return False;
-		}
-	}
-
-	return (pd->offset != 0);
-}
-
-struct api_cmd
-{
-  char * pipe_clnt_name;
-  char * pipe_srv_name;
-  BOOL (*fn) (pipes_struct *, prs_struct *);
-};
-
-static struct api_cmd api_fd_commands[] =
-{
-    { "lsarpc",   "lsass",   api_ntlsa_rpc },
-    { "samr",     "lsass",   api_samr_rpc },
-    { "srvsvc",   "ntsvcs",  api_srvsvc_rpc },
-    { "wkssvc",   "ntsvcs",  api_wkssvc_rpc },
-    { "NETLOGON", "lsass",   api_netlog_rpc },
-    { "winreg",   "winreg",  api_reg_rpc },
-    { NULL,       NULL,      NULL }
-};
-
-static BOOL api_pipe_bind_req(pipes_struct *p, prs_struct *pd)
-{
-	BOOL ntlmssp_auth = False;
-	uint16 assoc_gid;
-	fstring ack_pipe_name;
-	int i = 0;
-
-	DEBUG(5,("api_pipe_bind_req: decode request. %d\n", __LINE__));
-
-	for (i = 0; api_fd_commands[i].pipe_clnt_name; i++)
-	{
-		if (strequal(api_fd_commands[i].pipe_clnt_name, p->name) &&
-		    api_fd_commands[i].fn != NULL)
-		{
-			DEBUG(3,("api_pipe_bind_req: \\PIPE\\%s -> \\PIPE\\%s\n",
-			           api_fd_commands[i].pipe_clnt_name,
-			           api_fd_commands[i].pipe_srv_name));
-			fstrcpy(p->pipe_srv_name, api_fd_commands[i].pipe_srv_name);
-			break;
-		}
-	}
-
-	if (api_fd_commands[i].fn == NULL) return False;
-
-	/* decode the bind request */
-	smb_io_rpc_hdr_rb("", &p->hdr_rb, pd, 0);
-
-	if (pd->offset == 0) return False;
-
-	if (p->hdr.auth_len != 0)
-	{
-		/* decode the authentication verifier */
-		smb_io_rpc_auth_verifier("", &p->auth_verifier, pd, 0);
-
-		if (pd->offset == 0) return False;
-
-		ntlmssp_auth = strequal(p->auth_verifier.signature, "NTLMSSP");
-
-		if (ntlmssp_auth)
-		{
-			if (!api_pipe_ntlmssp(p, pd)) return False;
-		}
-	}
-
-	/* name has to be \PIPE\xxxxx */
-	fstrcpy(ack_pipe_name, "\\PIPE\\");
-	fstrcat(ack_pipe_name, p->pipe_srv_name);
-
-	DEBUG(5,("api_pipe_bind_req: make response. %d\n", __LINE__));
-
-	prs_init(&(p->rdata), 1024, 4, 0, False);
-	prs_init(&(p->rhdr ), 0x10, 4, 0, False);
-	prs_init(&(p->rauth), 1024, 4, 0, False);
-	prs_init(&(p->rntlm), 1024, 4, 0, False);
-
-    /***/
-	/*** do the bind ack first ***/
-    /***/
-
-	if (ntlmssp_auth)
-	{
-		assoc_gid = 0x7a77;
-	}
-	else
-	{
-		assoc_gid = p->hdr_rb.bba.assoc_gid;
-	}
-
-	make_rpc_hdr_ba(&p->hdr_ba,
-	                p->hdr_rb.bba.max_tsize,
-	                p->hdr_rb.bba.max_rsize,
-	                assoc_gid,
-	                ack_pipe_name,
-	                0x1, 0x0, 0x0,
-	                &(p->hdr_rb.transfer));
-
-	smb_io_rpc_hdr_ba("", &p->hdr_ba, &p->rdata, 0);
-	mem_realloc_data(p->rdata.data, p->rdata.offset);
-
-    /***/
-	/*** now the authentication ***/
-    /***/
-
-	if (ntlmssp_auth)
-	{
-		uint8 challenge[8];
-		generate_random_buffer(challenge, 8, False);
-
-		make_rpc_auth_verifier(&p->auth_verifier,
-		                       0x0a, 0x06, 0,
-		                       "NTLMSSP", NTLMSSP_CHALLENGE);
-		smb_io_rpc_auth_verifier("", &p->auth_verifier, &p->rauth, 0);
-		mem_realloc_data(p->rauth.data, p->rauth.offset);
-
-		make_rpc_auth_ntlmssp_chal(&p->ntlmssp_chal,
-		                           0x000082b1, challenge);
-		smb_io_rpc_auth_ntlmssp_chal("", &p->ntlmssp_chal, &p->rntlm, 0);
-		mem_realloc_data(p->rntlm.data, p->rntlm.offset);
-	}
-
-    /***/
-	/*** then do the header, now we know the length ***/
-    /***/
-
-	make_rpc_hdr(&p->hdr, RPC_BINDACK, RPC_FLG_FIRST | RPC_FLG_LAST,
-				 p->hdr.call_id,
-	             p->rdata.offset + p->rauth.offset + p->rntlm.offset + 0x10,
-	             p->rauth.offset + p->rntlm.offset);
-
-	smb_io_rpc_hdr("", &p->hdr, &p->rhdr, 0);
-	mem_realloc_data(p->rhdr.data, p->rdata.offset);
-
-    /***/
-	/*** link rpc header, bind acknowledgment and authentication responses ***/
-    /***/
-
-	p->rhdr.data->offset.start = 0;
-	p->rhdr.data->offset.end   = p->rhdr.offset;
-	p->rhdr.data->next         = p->rdata.data;
-
-	if (ntlmssp_auth)
-	{
-		p->rdata.data->offset.start = p->rhdr.offset;
-		p->rdata.data->offset.end   = p->rhdr.offset + p->rdata.offset;
-		p->rdata.data->next         = p->rauth.data;
-
-		p->rauth.data->offset.start = p->rhdr.offset + p->rdata.offset;
-		p->rauth.data->offset.end   = p->rhdr.offset + p->rdata.offset + p->rauth.offset;
-		p->rauth.data->next         = p->rntlm.data;
-
-		p->rntlm.data->offset.start = p->rhdr.offset + p->rdata.offset + p->rauth.offset;
-		p->rntlm.data->offset.end   = p->rhdr.offset + p->rdata.offset + p->rauth.offset + p->rntlm.offset;
-		p->rntlm.data->next         = NULL;
-	}
-	else
-	{
-		p->rdata.data->offset.start = p->rhdr.offset;
-		p->rdata.data->offset.end   = p->rhdr.offset + p->rdata.offset;
-		p->rdata.data->next         = NULL;
-	}
-
-	return True;
-}
-
-static BOOL api_pipe_request(pipes_struct *p, prs_struct *pd)
-{
-	int i = 0;
-
-	for (i = 0; api_fd_commands[i].pipe_clnt_name; i++)
-	{
-		if (strequal(api_fd_commands[i].pipe_clnt_name, p->name) &&
-		    api_fd_commands[i].fn != NULL)
-		{
-			DEBUG(3,("Doing \\PIPE\\%s\n", api_fd_commands[i].pipe_clnt_name));
-			return api_fd_commands[i].fn(p, pd);
-		}
-	}
-	return False;
-}
-
-static BOOL api_dce_rpc_command(char *outbuf,
+static void api_rpc_trans_reply(char *outbuf,
 				pipes_struct *p,
 				prs_struct *pd)
 {
-	BOOL reply = False;
-	if (pd->data == NULL) return False;
-
-	/* process the rpc header */
-	smb_io_rpc_hdr("", &p->hdr, pd, 0);
-
-	if (pd->offset == 0) return False;
+	send_trans_reply(outbuf, p->rhdr.data, NULL, NULL, 0, p->file_offset);
 
-	switch (p->hdr.pkt_type)
+	if (mem_buf_len(p->rhdr.data) <= p->file_offset)
 	{
-		case RPC_BIND   :
-		{
-			reply = api_pipe_bind_req(p, pd);
-			break;
-		}
-		case RPC_REQUEST:
-		{
-			reply = api_pipe_request (p, pd);
-			break;
-		}
+		/* all of data was sent: no need to wait for SMBreadX calls */
+		mem_free_data(p->rhdr .data);
+		mem_free_data(p->rdata.data);
 	}
-
-	if (reply)
-	{
-		/* now send the reply */
-		send_trans_reply(outbuf, p->rhdr.data, NULL, NULL, 0, p->file_offset);
-
-		if (mem_buf_len(p->rhdr.data) <= p->file_offset)
-		{
-			/* all of data was sent: no need to wait for SMBreadX calls */
-			mem_free_data(p->rhdr .data);
-			mem_free_data(p->rdata.data);
-		}
-	}
-
-	return reply;
 }
 
 /****************************************************************************
@@ -3463,7 +3230,11 @@ static int api_fd_reply(connection_struct *conn,uint16 vuid,char *outbuf,
 			case 0x26:
 			{
 				/* dce/rpc command */
-				reply = api_dce_rpc_command(outbuf, p, &pd);
+				reply = rpc_command(p, &pd);
+				if (reply)
+				{
+					api_rpc_trans_reply(outbuf, p, &pd);
+				}
 				break;
 			}
 			case 0x01: