source: vendor/3.5.0/source3/libsmb/cliprint.c

Last change on this file was 414, checked in by Herwig Bauernfeind, 15 years ago

Samba 3.5.0: Initial import
File size: 7.0 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3 client print routines
4 Copyright (C) Andrew Tridgell 1994-1998
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
18*/
19
20#include "includes.h"
21
22/*****************************************************************************
23 Convert a character pointer in a cli_call_api() response to a form we can use.
24 This function contains code to prevent core dumps if the server returns
25 invalid data.
26*****************************************************************************/
27static const char *fix_char_ptr(unsigned int datap, unsigned int converter,
28 char *rdata, int rdrcnt)
29{
30 if (datap == 0) {
31 /* turn NULL pointers into zero length strings */
32 return "";
33 } else {
34 unsigned int offset = datap - converter;
35
36 if (offset >= rdrcnt) {
37 DEBUG(1,("bad char ptr: datap=%u, converter=%u rdrcnt=%d>",
38 datap, converter, rdrcnt));
39 return "<ERROR>";
40 } else {
41 return &rdata[offset];
42 }
43 }
44}
45
46/****************************************************************************
47call fn() on each entry in a print queue
48****************************************************************************/
49
50int cli_print_queue(struct cli_state *cli,
51 void (*fn)(struct print_job_info *))
52{
53 char *rparam = NULL;
54 char *rdata = NULL;
55 char *p;
56 unsigned int rdrcnt, rprcnt;
57 char param[1024];
58 int result_code=0;
59 int i = -1;
60
61 memset(param,'\0',sizeof(param));
62
63 p = param;
64 SSVAL(p,0,76); /* API function number 76 (DosPrintJobEnum) */
65 p += 2;
66 safe_strcpy_base(p,"zWrLeh", param, sizeof(param)); /* parameter description? */
67 p = skip_string(param,sizeof(param),p);
68 safe_strcpy_base(p,"WWzWWDDzz", param, sizeof(param)); /* returned data format */
69 p = skip_string(param,sizeof(param),p);
70 safe_strcpy_base(p,cli->share, param, sizeof(param)); /* name of queue */
71 p = skip_string(param,sizeof(param),p);
72 SSVAL(p,0,2); /* API function level 2, PRJINFO_2 data structure */
73 SSVAL(p,2,1000); /* size of bytes of returned data buffer */
74 p += 4;
75 safe_strcpy_base(p,"", param,sizeof(param)); /* subformat */
76 p = skip_string(param,sizeof(param),p);
77
78 DEBUG(4,("doing cli_print_queue for %s\n", cli->share));
79
80 if (cli_api(cli,
81 param, PTR_DIFF(p,param), 1024, /* Param, length, maxlen */
82 NULL, 0, CLI_BUFFER_SIZE, /* data, length, maxlen */
83 &rparam, &rprcnt, /* return params, length */
84 &rdata, &rdrcnt)) { /* return data, length */
85 int converter;
86 result_code = SVAL(rparam,0);
87 converter = SVAL(rparam,2); /* conversion factor */
88
89 if (result_code == 0) {
90 struct print_job_info job;
91
92 p = rdata;
93
94 for (i = 0; i < SVAL(rparam,4); ++i) {
95 job.id = SVAL(p,0);
96 job.priority = SVAL(p,2);
97 fstrcpy(job.user,
98 fix_char_ptr(SVAL(p,4), converter,
99 rdata, rdrcnt));
100 job.t = cli_make_unix_date3(cli, p + 12);
101 job.size = IVAL(p,16);
102 fstrcpy(job.name,fix_char_ptr(SVAL(p,24),
103 converter,
104 rdata, rdrcnt));
105 fn(&job);
106 p += 28;
107 }
108 }
109 }
110
111 /* If any parameters or data were returned, free the storage. */
112 SAFE_FREE(rparam);
113 SAFE_FREE(rdata);
114
115 return i;
116}
117
118/****************************************************************************
119 cancel a print job
120 ****************************************************************************/
121
122int cli_printjob_del(struct cli_state *cli, int job)
123{
124 char *rparam = NULL;
125 char *rdata = NULL;
126 char *p;
127 unsigned int rdrcnt,rprcnt;
128 int ret = -1;
129 char param[1024];
130
131 memset(param,'\0',sizeof(param));
132
133 p = param;
134 SSVAL(p,0,81); /* DosPrintJobDel() */
135 p += 2;
136 safe_strcpy_base(p,"W", param,sizeof(param));
137 p = skip_string(param,sizeof(param),p);
138 safe_strcpy_base(p,"", param,sizeof(param));
139 p = skip_string(param,sizeof(param),p);
140 SSVAL(p,0,job);
141 p += 2;
142
143 if (cli_api(cli,
144 param, PTR_DIFF(p,param), 1024, /* Param, length, maxlen */
145 NULL, 0, CLI_BUFFER_SIZE, /* data, length, maxlen */
146 &rparam, &rprcnt, /* return params, length */
147 &rdata, &rdrcnt)) { /* return data, length */
148 ret = SVAL(rparam,0);
149 }
150
151 SAFE_FREE(rparam);
152 SAFE_FREE(rdata);
153
154 return ret;
155}
156
157
158/****************************************************************************
159 Open a spool file
160****************************************************************************/
161
162int cli_spl_open(struct cli_state *cli, const char *fname, int flags, int share_mode)
163{
164 char *p;
165 unsigned openfn=0;
166 unsigned accessmode=0;
167
168 if (flags & O_CREAT)
169 openfn |= (1<<4);
170 if (!(flags & O_EXCL)) {
171 if (flags & O_TRUNC)
172 openfn |= (1<<1);
173 else
174 openfn |= (1<<0);
175 }
176
177 accessmode = (share_mode<<4);
178
179 if ((flags & O_ACCMODE) == O_RDWR) {
180 accessmode |= 2;
181 } else if ((flags & O_ACCMODE) == O_WRONLY) {
182 accessmode |= 1;
183 }
184
185#if defined(O_SYNC)
186 if ((flags & O_SYNC) == O_SYNC) {
187 accessmode |= (1<<14);
188 }
189#endif /* O_SYNC */
190
191 if (share_mode == DENY_FCB) {
192 accessmode = 0xFF;
193 }
194
195 memset(cli->outbuf,'\0',smb_size);
196 memset(cli->inbuf,'\0',smb_size);
197
198 cli_set_message(cli->outbuf,15,0,True);
199
200 SCVAL(cli->outbuf,smb_com,SMBsplopen);
201 SSVAL(cli->outbuf,smb_tid,cli->cnum);
202 cli_setup_packet(cli);
203
204 SSVAL(cli->outbuf,smb_vwv0,0xFF);
205 SSVAL(cli->outbuf,smb_vwv2,0); /* no additional info */
206 SSVAL(cli->outbuf,smb_vwv3,accessmode);
207 SSVAL(cli->outbuf,smb_vwv4,aSYSTEM | aHIDDEN);
208 SSVAL(cli->outbuf,smb_vwv5,0);
209 SSVAL(cli->outbuf,smb_vwv8,openfn);
210
211 if (cli->use_oplocks) {
212 /* if using oplocks then ask for a batch oplock via
213 core and extended methods */
214 SCVAL(cli->outbuf,smb_flg, CVAL(cli->outbuf,smb_flg)|
215 FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK);
216 SSVAL(cli->outbuf,smb_vwv2,SVAL(cli->outbuf,smb_vwv2) | 6);
217 }
218
219 p = smb_buf(cli->outbuf);
220 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
221
222 cli_setup_bcc(cli, p);
223
224 cli_send_smb(cli);
225 if (!cli_receive_smb(cli)) {
226 return -1;
227 }
228
229 if (cli_is_error(cli)) {
230 return -1;
231 }
232
233 return SVAL(cli->inbuf,smb_vwv2);
234}
235
236/****************************************************************************
237 Close a file.
238****************************************************************************/
239
240bool cli_spl_close(struct cli_state *cli, uint16_t fnum)
241{
242 memset(cli->outbuf,'\0',smb_size);
243 memset(cli->inbuf,'\0',smb_size);
244
245 cli_set_message(cli->outbuf,3,0,True);
246
247 SCVAL(cli->outbuf,smb_com,SMBsplclose);
248 SSVAL(cli->outbuf,smb_tid,cli->cnum);
249 cli_setup_packet(cli);
250
251 SSVAL(cli->outbuf,smb_vwv0,fnum);
252 SIVALS(cli->outbuf,smb_vwv1,-1);
253
254 cli_send_smb(cli);
255 if (!cli_receive_smb(cli)) {
256 return False;
257 }
258
259 return !cli_is_error(cli);
260}
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