xref: /illumos-gate/usr/src/cmd/fs.d/smbclnt/smbutil/print.c (revision 78a2e113edb6fe0a0382b403b55d92e8f0bba78f)
1 /*
2  * Copyright (c) 2000, Boris Popov
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *    This product includes software developed by Boris Popov.
16  * 4. Neither the name of the author nor the names of any co-contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  *
32  * from: Id: print.c,v 1.4 2001/01/28 07:35:01 bp Exp
33  */
34 
35 /*
36  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
37  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
38  * Use is subject to license terms.
39  */
40 
41 #include <sys/types.h>
42 #include <err.h>
43 #include <errno.h>
44 #include <fcntl.h>
45 #include <stdio.h>
46 #include <string.h>
47 #include <stdlib.h>
48 #include <unistd.h>
49 #include <libintl.h>
50 
51 #include <cflib.h>
52 
53 #include <netsmb/smb_lib.h>
54 
55 #include "common.h"
56 
57 static char titlebuf[256];
58 static char databuf[4096];
59 
60 static int print_file(smb_ctx_t *, char *, int);
61 
62 void
63 print_usage(void)
64 {
65 	printf(gettext("usage: smbutil print [connection options] //"
66 	    "[workgroup;][user[:password]@]"
67 	    "server/share  {print_file|-}\n"));
68 	exit(1);
69 }
70 
71 int
72 cmd_print(int argc, char *argv[])
73 {
74 	struct smb_ctx *ctx = NULL;
75 	char *filename;
76 	int error, opt;
77 	int file = -1;
78 
79 	/* last arg is the print file. */
80 	if (argc < 3)
81 		print_usage();
82 
83 	error = smb_ctx_alloc(&ctx);
84 	if (error)
85 		goto out;
86 
87 	error = smb_ctx_scan_argv(ctx, argc-1, argv,
88 	    SMBL_SHARE, SMBL_SHARE, USE_SPOOLDEV);
89 	if (error)
90 		goto out;
91 
92 	error = smb_ctx_readrc(ctx);
93 	if (error)
94 		goto out;
95 
96 	while ((opt = getopt(argc-1, argv, STDPARAM_OPT)) != EOF) {
97 		if (opt == '?')
98 			print_usage();
99 		error = smb_ctx_opt(ctx, opt, optarg);
100 		if (error)
101 			goto out;
102 	}
103 	if (optind != argc-2)
104 		print_usage();
105 	filename = argv[argc-1];
106 
107 	if (strcmp(filename, "-") == 0) {
108 		file = 0;	/* stdin */
109 		filename = "stdin";
110 	} else {
111 		file = open(filename, O_RDONLY, 0);
112 		if (file < 0) {
113 			smb_error("could not open file %s\n", errno, filename);
114 			exit(1);
115 		}
116 	}
117 
118 	/*
119 	 * Resolve the server address,
120 	 * setup derived defaults.
121 	 */
122 	error = smb_ctx_resolve(ctx);
123 	if (error)
124 		goto out;
125 
126 	/*
127 	 * Have server + share names, options etc.
128 	 * Get the session and tree.
129 	 */
130 again:
131 	error = smb_ctx_get_ssn(ctx);
132 	if (error == EAUTH) {
133 		int err2 = smb_get_authentication(ctx);
134 		if (err2 == 0)
135 			goto again;
136 	}
137 	if (error) {
138 		smb_error(gettext("//%s: login failed"),
139 		    error, ctx->ct_fullserver);
140 		goto out;
141 	}
142 
143 	error = smb_ctx_get_tree(ctx);
144 	if (error) {
145 		smb_error(gettext("//%s/%s: tree connect failed"),
146 		    error, ctx->ct_fullserver, ctx->ct_origshare);
147 		goto out;
148 	}
149 
150 	/*
151 	 * Have the printer share connection.
152 	 * Print the file.
153 	 */
154 	snprintf(titlebuf, sizeof (titlebuf), "%s %s",
155 	    ctx->ct_user, filename);
156 
157 	error = print_file(ctx, titlebuf, file);
158 
159 
160 out:
161 	/* don't close stdin (file=0) */
162 	if (file > 0)
163 		close(file);
164 
165 	smb_ctx_free(ctx);
166 
167 	return (error);
168 }
169 
170 /*
171  * Documentation for OPEN_PRINT_FILE is scarse.
172  * It's in a 1996 MS doc. entitled:
173  * SMB FILE SHARING PROTOCOL
174  *
175  * The extra parameters are:
176  *   SetupLength: what part of the file is printer setup
177  *   Mode: text or graphics (raw data)
178  *   IdentifierString:  job title
179  */
180 enum {
181 	MODE_TEXT = 0,	/* TAB expansion, etc. */
182 	MODE_GRAPHICS	/* raw data */
183 };
184 
185 static int
186 print_file(smb_ctx_t *ctx, char *title, int file)
187 {
188 	off_t offset;
189 	int rcnt, wcnt;
190 	int setup_len = 0;		/* No printer setup data */
191 	int mode = MODE_GRAPHICS;	/* treat as raw data */
192 	int error = 0;
193 	int pfd = -1;
194 
195 	pfd = smb_open_printer(ctx, title, setup_len, mode);
196 	if (pfd < 0) {
197 		error = errno;
198 		smb_error("could not open print job", error);
199 		return (error);
200 	}
201 
202 	offset = 0;
203 	for (;;) {
204 		rcnt = read(file, databuf, sizeof (databuf));
205 		if (rcnt < 0) {
206 			error = errno;
207 			smb_error("error reading input file\n", error);
208 			break;
209 		}
210 		if (rcnt == 0)
211 			break;
212 
213 		wcnt = smb_fh_write(pfd, offset, rcnt, databuf);
214 		if (wcnt < 0) {
215 			error = errno;
216 			smb_error("error writing spool file\n", error);
217 			break;
218 		}
219 		if (wcnt != rcnt) {
220 			smb_error("incomplete write to spool file\n", 0);
221 			error = EIO;
222 			break;
223 		}
224 		offset += wcnt;
225 	}
226 
227 	(void) smb_fh_close(pfd);
228 	return (error);
229 }
230