Added init functions, cli_spoolss_open_printer_ex(),

cli_spoolss_closeprinter(), cli_spoolss_enum_printers(),
cli_spoolss_enum_ports() and cli_spoolss_getprinter()
(This used to be commit 84247ba7d7048cc828edad282313bfd21bbc6b5d)

1 files changed, 538 insertions, 0 deletions

diff --git a/source3/libsmb/cli_spoolss.c b/source3/libsmb/cli_spoolss.c
new file mode 100644
index 0000000000..2dbc1a0ab0
--- /dev/null
+++ b/source3/libsmb/cli_spoolss.c
@@ -0,0 +1,538 @@
+/* 
+   Unix SMB/Netbios implementation.
+   Version 2.2
+   RPC pipe client
+   Copyright (C) Tim Potter                   2000,
+   Copyright (C) Andrew Tridgell              1994-2000
+   Copyright (C) Luke Kenneth Casson Leighton 1996-2000
+   Copyright (C) Jean-Francois Micouleau      1999-2000
+
+   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"
+
+/* Opens a SMB connection to the SPOOLSS pipe */
+
+struct cli_state *cli_spoolss_initialise(struct cli_state *cli, 
+					 char *system_name,
+					 struct ntuser_creds *creds)
+{
+	struct in_addr dest_ip;
+	struct nmb_name calling, called;
+	fstring dest_host;
+	extern pstring global_myname;
+	struct ntuser_creds anon;
+
+	/* Initialise cli_state information */
+
+	if (!cli_initialise(cli)) {
+		return NULL;
+	}
+
+	if (!creds) {
+		ZERO_STRUCT(anon);
+		anon.pwd.null_pwd = 1;
+		creds = &anon;
+	}
+
+	cli_init_creds(cli, creds);
+
+	/* Establish a SMB connection */
+
+	if (!resolve_srv_name(system_name, dest_host, &dest_ip)) {
+		return NULL;
+	}
+
+	make_nmb_name(&called, dns_to_netbios_name(dest_host), 0x20);
+	make_nmb_name(&calling, dns_to_netbios_name(global_myname), 0);
+
+	if (!cli_establish_connection(cli, dest_host, &dest_ip, &calling, 
+				      &called, "IPC$", "IPC", False, True)) {
+		return NULL;
+	}
+
+	/* Open a NT session thingy */
+
+	if (!cli_nt_session_open(cli, PIPE_SPOOLSS)) {
+		cli_shutdown(cli);
+		return NULL;
+	}
+
+	return cli;
+}
+
+/* Shut down a SMB connection to the SPOOLSS pipe */
+
+void cli_spoolss_shutdown(struct cli_state *cli)
+{
+	if (cli->fd != -1) cli_ulogoff(cli);
+	cli_shutdown(cli);
+}
+
+/* Open printer ex */
+
+uint32 cli_spoolss_open_printer_ex(struct cli_state *cli, char *printername,
+				   char *datatype, uint32 access_required,
+				   char *station, char *username,
+				   POLICY_HND *pol)
+{
+	prs_struct qbuf, rbuf;
+	SPOOL_Q_OPEN_PRINTER_EX q;
+	SPOOL_R_OPEN_PRINTER_EX r;
+	uint32 result;
+
+	ZERO_STRUCT(q);
+	ZERO_STRUCT(r);
+
+	/* Initialise parse structures */
+
+	prs_init(&qbuf, MAX_PDU_FRAG_LEN, 4, cli->mem_ctx, False);
+	prs_init(&rbuf, 0, 4, cli->mem_ctx, True);
+
+	/* Initialise input parameters */
+
+        make_spoolss_q_open_printer_ex(&q, printername, datatype,
+                                       access_required, station, username);
+	
+	/* Marshall data and send request */
+
+	if (!spoolss_io_q_open_printer_ex("", &q, &qbuf, 0) ||
+	    !rpc_api_pipe_req(cli, SPOOLSS_OPENPRINTEREX, &qbuf, &rbuf)) {
+		result = NT_STATUS_UNSUCCESSFUL;
+		goto done;
+	}
+
+	/* Unmarshall response */
+
+	if (!spoolss_io_r_open_printer_ex("", &r, &rbuf, 0)) {
+		result = NT_STATUS_UNSUCCESSFUL;
+		goto done;
+	}
+
+	/* Return output parameters */
+
+	if ((result = r.status) == NT_STATUS_NOPROBLEMO) {
+		*pol = r.handle;
+	}
+
+ done:
+	prs_mem_free(&qbuf);
+	prs_mem_free(&rbuf);
+
+	return result;
+}
+
+/* Close a printer handle */
+
+uint32 cli_spoolss_closeprinter(struct cli_state *cli, POLICY_HND *pol)
+{
+	prs_struct qbuf, rbuf;
+	SPOOL_Q_CLOSEPRINTER q;
+	SPOOL_R_CLOSEPRINTER r;
+	uint32 result;
+
+	ZERO_STRUCT(q);
+	ZERO_STRUCT(r);
+
+	/* Initialise parse structures */
+
+	prs_init(&qbuf, MAX_PDU_FRAG_LEN, 4, cli->mem_ctx, False);
+	prs_init(&rbuf, 0, 4, cli->mem_ctx, True);
+
+	/* Initialise input parameters */
+
+        make_spoolss_q_closeprinter(&q, pol);
+	
+	/* Marshall data and send request */
+
+	if (!spoolss_io_q_closeprinter("", &q, &qbuf, 0) ||
+	    !rpc_api_pipe_req(cli, SPOOLSS_CLOSEPRINTER, &qbuf, &rbuf)) {
+		result = NT_STATUS_UNSUCCESSFUL;
+		goto done;
+	}
+
+	/* Unmarshall response */
+
+	if (!spoolss_io_r_closeprinter("", &r, &rbuf, 0)) {
+		result = NT_STATUS_UNSUCCESSFUL;
+		goto done;
+	}
+
+	/* Return output parameters */
+
+	if ((result = r.status) == NT_STATUS_NOPROBLEMO) {
+		*pol = r.handle;
+	}
+
+ done:
+	prs_mem_free(&qbuf);
+	prs_mem_free(&rbuf);
+
+	return result;
+}
+
+/* Initialize a spoolss NEW_BUFFER */
+
+static void init_buffer(NEW_BUFFER *buffer, uint32 size, TALLOC_CTX *ctx)
+{
+	buffer->ptr = (size != 0);
+	buffer->size = size;
+	buffer->string_at_end = size;
+	prs_init(&buffer->prs, size, 4, ctx, MARSHALL);
+	buffer->struct_start = prs_offset(&buffer->prs);
+}
+
+/* Decode various printer info levels - perhaps this should live in
+   parse_spoolss.c? */
+
+static void decode_printer_info_0(NEW_BUFFER *buffer, uint32 returned, 
+				  PRINTER_INFO_0 **info)
+{
+        uint32 i;
+        PRINTER_INFO_0  *inf;
+
+        inf=(PRINTER_INFO_0 *)malloc(returned*sizeof(PRINTER_INFO_0));
+
+        buffer->prs.data_offset=0;
+
+        for (i=0; i<returned; i++) {
+                new_smb_io_printer_info_0("", buffer, &inf[i], 0);
+        }
+
+        *info=inf;
+}
+
+static void decode_printer_info_1(NEW_BUFFER *buffer, uint32 returned, 
+				  PRINTER_INFO_1 **info)
+{
+        uint32 i;
+        PRINTER_INFO_1  *inf;
+
+        inf=(PRINTER_INFO_1 *)malloc(returned*sizeof(PRINTER_INFO_1));
+
+        buffer->prs.data_offset=0;
+
+        for (i=0; i<returned; i++) {
+                new_smb_io_printer_info_1("", buffer, &inf[i], 0);
+        }
+
+        *info=inf;
+}
+
+static void decode_printer_info_2(NEW_BUFFER *buffer, uint32 returned, 
+				  PRINTER_INFO_2 **info)
+{
+        uint32 i;
+        PRINTER_INFO_2  *inf;
+
+        inf=(PRINTER_INFO_2 *)malloc(returned*sizeof(PRINTER_INFO_2));
+
+        buffer->prs.data_offset=0;
+
+        for (i=0; i<returned; i++) {
+		/* a little initialization as we go */
+		inf[i].secdesc = NULL;
+                new_smb_io_printer_info_2("", buffer, &inf[i], 0);
+        }
+
+        *info=inf;
+}
+
+static void decode_printer_info_3(NEW_BUFFER *buffer, uint32 returned, 
+				  PRINTER_INFO_3 **info)
+{
+        uint32 i;
+        PRINTER_INFO_3  *inf;
+
+        inf=(PRINTER_INFO_3 *)malloc(returned*sizeof(PRINTER_INFO_3));
+
+        buffer->prs.data_offset=0;
+
+        for (i=0; i<returned; i++) {
+		inf[i].secdesc = NULL;
+                new_smb_io_printer_info_3("", buffer, &inf[i], 0);
+        }
+
+        *info=inf;
+}
+
+/**********************************************************************
+ Decode a PORT_INFO_1 struct from a NEW_BUFFER 
+**********************************************************************/
+static void decode_port_info_1(NEW_BUFFER *buffer, uint32 returned, 
+			       PORT_INFO_1 **info)
+{
+        uint32 i;
+        PORT_INFO_1 *inf;
+
+        inf=(PORT_INFO_1*)malloc(returned*sizeof(PORT_INFO_1));
+
+        prs_set_offset(&buffer->prs, 0);
+
+        for (i=0; i<returned; i++) {
+                new_smb_io_port_info_1("", buffer, &(inf[i]), 0);
+        }
+
+        *info=inf;
+}
+
+/**********************************************************************
+ Decode a PORT_INFO_2 struct from a NEW_BUFFER 
+**********************************************************************/
+static void decode_port_info_2(NEW_BUFFER *buffer, uint32 returned, 
+			       PORT_INFO_2 **info)
+{
+        uint32 i;
+        PORT_INFO_2 *inf;
+
+        inf=(PORT_INFO_2*)malloc(returned*sizeof(PORT_INFO_2));
+
+        prs_set_offset(&buffer->prs, 0);
+
+        for (i=0; i<returned; i++) {
+                new_smb_io_port_info_2("", buffer, &(inf[i]), 0);
+        }
+
+        *info=inf;
+}
+
+/* Enumerate printers */
+
+uint32 cli_spoolss_enum_printers(struct cli_state *cli, uint32 flags,
+				 uint32 level, int *returned, 
+				 PRINTER_INFO_CTR *ctr)
+{
+	prs_struct qbuf, rbuf;
+	SPOOL_Q_ENUMPRINTERS q;
+        SPOOL_R_ENUMPRINTERS r;
+	NEW_BUFFER buffer;
+	uint32 needed = 100;
+	uint32 result;
+
+	ZERO_STRUCT(q);
+	ZERO_STRUCT(r);
+
+	do {
+		/* Initialise input parameters */
+
+		init_buffer(&buffer, needed, cli->mem_ctx);
+
+		prs_init(&qbuf , MAX_PDU_FRAG_LEN, 4, cli->mem_ctx, MARSHALL);
+		prs_init(&rbuf, 0, 4, cli->mem_ctx, UNMARSHALL);
+
+		make_spoolss_q_enumprinters(&q, flags, "", level, &buffer, 
+					    needed);
+
+		/* Marshall data and send request */
+
+		if (!spoolss_io_q_enumprinters("", &q, &qbuf, 0) ||
+		    !rpc_api_pipe_req(cli, SPOOLSS_ENUMPRINTERS, &qbuf,
+				      &rbuf)) {
+			result = NT_STATUS_UNSUCCESSFUL;
+			goto done;
+		}
+
+		/* Unmarshall response */
+
+		prs_switch_type(&buffer.prs, UNMARSHALL);
+	        prs_set_offset(&buffer.prs, 0);		
+		r.buffer = &buffer;
+
+		if (new_spoolss_io_r_enumprinters("", &r, &rbuf, 0)) {
+			needed = r.needed;
+		}
+		
+		/* Return output parameters */
+
+		if ((result = r.status) == NT_STATUS_NOPROBLEMO &&
+		    r.returned > 0) {
+
+			*returned = r.returned;
+
+			switch (level) {
+			case 1:
+				decode_printer_info_1(&buffer, r.returned, 
+						      &ctr->printers_1);
+				break;
+			case 2:
+				decode_printer_info_2(&buffer, r.returned, 
+						      &ctr->printers_2);
+				break;
+			case 3:
+				decode_printer_info_3(&buffer, r.returned, 
+						      &ctr->printers_3);
+				break;
+			}			
+		}
+
+	done:
+		prs_mem_free(&qbuf);
+		prs_mem_free(&rbuf);
+
+	} while (result == ERROR_INSUFFICIENT_BUFFER);
+
+	return result;	
+}
+
+/* Enumerate printer ports */
+
+uint32 cli_spoolss_enum_ports(struct cli_state *cli, uint32 level, 
+			      int *returned, PORT_INFO_CTR *ctr)
+{
+	prs_struct qbuf, rbuf;
+	SPOOL_Q_ENUMPORTS q;
+        SPOOL_R_ENUMPORTS r;
+	NEW_BUFFER buffer;
+	uint32 needed = 100;
+	uint32 result;
+
+	ZERO_STRUCT(q);
+	ZERO_STRUCT(r);
+
+	do {
+		/* Initialise input parameters */
+
+		init_buffer(&buffer, needed, cli->mem_ctx);
+
+		prs_init(&qbuf , MAX_PDU_FRAG_LEN, 4, cli->mem_ctx, MARSHALL);
+		prs_init(&rbuf, 0, 4, cli->mem_ctx, UNMARSHALL);
+
+		make_spoolss_q_enumports(&q, "", level, &buffer, needed);
+
+		/* Marshall data and send request */
+
+		if (!spoolss_io_q_enumports("", &q, &qbuf, 0) ||
+		    !rpc_api_pipe_req(cli, SPOOLSS_ENUMPORTS, &qbuf,
+				      &rbuf)) {
+			result = NT_STATUS_UNSUCCESSFUL;
+			goto done;
+		}
+
+		/* Unmarshall response */
+
+		prs_switch_type(&buffer.prs, UNMARSHALL);
+	        prs_set_offset(&buffer.prs, 0);		
+		r.buffer = &buffer;
+
+		if (new_spoolss_io_r_enumports("", &r, &rbuf, 0)) {
+			needed = r.needed;
+		}
+		
+		/* Return output parameters */
+
+		if ((result = r.status) == NT_STATUS_NOPROBLEMO &&
+		    r.returned > 0) {
+
+			*returned = r.returned;
+
+			switch (level) {
+			case 1:
+				decode_port_info_1(&buffer, r.returned, 
+						   &ctr->port.info_1);
+				break;
+			case 2:
+				decode_port_info_2(&buffer, r.returned, 
+						   &ctr->port.info_2);
+				break;
+			}			
+		}
+
+	done:
+		prs_mem_free(&qbuf);
+		prs_mem_free(&rbuf);
+
+	} while (result == ERROR_INSUFFICIENT_BUFFER);
+
+	return result;	
+}
+
+/* Get printer info */
+
+uint32 cli_spoolss_getprinter(struct cli_state *cli, POLICY_HND *pol,
+			      uint32 level, PRINTER_INFO_CTR *ctr)
+{
+	prs_struct qbuf, rbuf;
+	SPOOL_Q_GETPRINTER q;
+	SPOOL_R_GETPRINTER r;
+	NEW_BUFFER buffer;
+	uint32 needed = 100;
+	uint32 result;
+
+	ZERO_STRUCT(q);
+	ZERO_STRUCT(r);
+
+	do {
+		/* Initialise input parameters */
+
+		init_buffer(&buffer, needed, cli->mem_ctx);
+
+		prs_init(&qbuf , MAX_PDU_FRAG_LEN, 4, cli->mem_ctx, MARSHALL);
+		prs_init(&rbuf, 0, 4, cli->mem_ctx, UNMARSHALL);
+
+		make_spoolss_q_getprinter(&q, pol, level, &buffer, 
+					  needed);
+
+		/* Marshall data and send request */
+
+		if (!spoolss_io_q_getprinter("", &q, &qbuf, 0) ||
+		    !rpc_api_pipe_req(cli, SPOOLSS_GETPRINTER, &qbuf,
+				      &rbuf)) {
+			result = NT_STATUS_UNSUCCESSFUL;
+			goto done;
+		}
+
+		/* Unmarshall response */
+
+		prs_switch_type(&buffer.prs, UNMARSHALL);
+	        prs_set_offset(&buffer.prs, 0);		
+		r.buffer = &buffer;
+
+		if (spoolss_io_r_getprinter("", &r, &rbuf, 0)) {
+			needed = r.needed;
+		}
+		
+		/* Return output parameters */
+
+		if ((result = r.status) == NT_STATUS_NOPROBLEMO) {
+
+			switch (level) {
+			case 0:
+				decode_printer_info_0(&buffer, 1, 
+						      &ctr->printers_0);
+				break;
+			case 1:
+				decode_printer_info_1(&buffer, 1, 
+						      &ctr->printers_1);
+				break;
+			case 2:
+				decode_printer_info_2(&buffer, 1,
+						      &ctr->printers_2);
+				break;
+			case 3:
+				decode_printer_info_3(&buffer, 1,
+						      &ctr->printers_3);
+				break;
+			}			
+		}
+
+	done:
+		prs_mem_free(&qbuf);
+		prs_mem_free(&rbuf);
+
+	} while (result == ERROR_INSUFFICIENT_BUFFER);
+
+	return result;	
+}