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f7deaa1a | 1 | /* |
bc44d920 | 2 | * "$Id: ieee1394.c 6649 2007-07-11 21:46:42Z mike $" |
f7deaa1a | 3 | * |
4 | * IEEE-1394 backend for the Common UNIX Printing System (CUPS). | |
5 | * | |
bc44d920 | 6 | * Copyright 2007 by Apple Inc. |
f7deaa1a | 7 | * Copyright 2002 by Easy Software Products, all rights reserved. |
8 | * | |
9 | * Redistribution and use in source and binary forms, with or | |
10 | * without modification, are permitted provided that the | |
11 | * following conditions are met: | |
12 | * | |
13 | * 1. Redistributions of source code must retain the above | |
14 | * copyright notice, this list of conditions and the | |
15 | * following disclaimer. | |
16 | * | |
17 | * 2. Redistributions in binary form must reproduce the | |
18 | * above copyright notice, this list of conditions and | |
19 | * the following disclaimer in the documentation and/or | |
20 | * other materials provided with the distribution. | |
21 | * | |
22 | * 3. All advertising materials mentioning features or use | |
23 | * of this software must display the following | |
24 | * acknowledgement: | |
25 | * | |
26 | * This product includes software developed by Easy | |
27 | * Software Products. | |
28 | * | |
29 | * 4. The name of Easy Software Products may not be used to | |
30 | * endorse or promote products derived from this software | |
31 | * without specific prior written permission. | |
32 | * | |
33 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS | |
34 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, | |
35 | * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
36 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
37 | * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS | |
38 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
39 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
40 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
41 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
42 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
43 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE | |
44 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
45 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH | |
46 | * DAMAGE. | |
47 | * | |
48 | * Contents: | |
49 | * | |
50 | * main() - Send a file to the printer. | |
51 | * list_devices() - List all known printer devices... | |
52 | */ | |
53 | ||
54 | /* | |
55 | * Include necessary headers. | |
56 | */ | |
57 | ||
58 | #include "ieee1394.h" | |
59 | ||
60 | ||
61 | /* | |
62 | * Local functions... | |
63 | */ | |
64 | ||
65 | void list_devices(void); | |
66 | ||
67 | ||
68 | /* | |
69 | * 'main()' - Send a file to the printer. | |
70 | * | |
71 | * Usage: | |
72 | * | |
73 | * printer-uri job-id user title copies options [file] | |
74 | */ | |
75 | ||
76 | int /* O - Exit status */ | |
77 | main(int argc, /* I - Number of command-line arguments (6 or 7) */ | |
78 | char *argv[]) /* I - Command-line arguments */ | |
79 | { | |
80 | ieee1394_dev_t dev; /* Printer device */ | |
81 | int fp; /* Print file */ | |
82 | int copies; /* Number of copies to print */ | |
83 | int rbytes; /* Number of bytes read from device */ | |
84 | size_t nbytes, /* Number of bytes read from file */ | |
85 | tbytes; /* Total number of bytes written */ | |
86 | char buffer[8192]; /* Input/output buffer */ | |
87 | #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET) | |
88 | struct sigaction action; /* Actions for POSIX signals */ | |
89 | #endif /* HAVE_SIGACTION && !HAVE_SIGSET */ | |
90 | ||
91 | ||
92 | /* | |
93 | * Make sure status messages are not buffered... | |
94 | */ | |
95 | ||
96 | setbuf(stderr, NULL); | |
97 | ||
98 | /* | |
99 | * Check command-line... | |
100 | */ | |
101 | ||
102 | if (argc == 1) | |
103 | { | |
104 | list_devices(); | |
105 | ||
106 | return (0); | |
107 | } | |
108 | else if (argc < 6 || argc > 7) | |
109 | { | |
110 | fprintf(stderr, "Usage: %s job-id user title copies options [file]\n", | |
111 | argv[0]); | |
112 | return (1); | |
113 | } | |
114 | ||
115 | /* | |
116 | * If we have 7 arguments, print the file named on the command-line. | |
117 | * Otherwise, send stdin instead... | |
118 | */ | |
119 | ||
120 | if (argc == 6) | |
121 | { | |
122 | fp = 0; | |
123 | copies = 1; | |
124 | } | |
125 | else | |
126 | { | |
127 | /* | |
128 | * Try to open the print file... | |
129 | */ | |
130 | ||
131 | if ((fp = open(argv[6], O_RDONLY)) < 0) | |
132 | { | |
133 | perror("ERROR: unable to open print file"); | |
134 | return (1); | |
135 | } | |
136 | ||
137 | copies = atoi(argv[4]); | |
138 | } | |
139 | ||
140 | /* | |
141 | * Try to open the printer device... | |
142 | */ | |
143 | ||
144 | fputs("STATE: +connecting-to-device\n", stderr); | |
145 | ||
146 | do | |
147 | { | |
148 | if ((dev = ieee1394_open(argv[0])) == NULL) | |
149 | { | |
150 | fputs("INFO: Firewire printer busy; will retry in 30 seconds...\n", stderr); | |
151 | sleep(30); | |
152 | } | |
153 | } | |
154 | while (dev == NULL); | |
155 | ||
156 | fputs("STATE: -connecting-to-device\n", stderr); | |
157 | ||
158 | /* | |
159 | * Now that we are "connected" to the port, ignore SIGTERM so that we | |
160 | * can finish out any page data the driver sends (e.g. to eject the | |
161 | * current page... Only ignore SIGTERM if we are printing data from | |
162 | * stdin (otherwise you can't cancel raw jobs...) | |
163 | */ | |
164 | ||
165 | if (argc < 7) | |
166 | { | |
167 | #ifdef HAVE_SIGSET /* Use System V signals over POSIX to avoid bugs */ | |
168 | sigset(SIGTERM, SIG_IGN); | |
169 | #elif defined(HAVE_SIGACTION) | |
170 | memset(&action, 0, sizeof(action)); | |
171 | ||
172 | sigemptyset(&action.sa_mask); | |
173 | action.sa_handler = SIG_IGN; | |
174 | sigaction(SIGTERM, &action, NULL); | |
175 | #else | |
176 | signal(SIGTERM, SIG_IGN); | |
177 | #endif /* HAVE_SIGSET */ | |
178 | } | |
179 | ||
180 | /* | |
181 | * Finally, send the print file... | |
182 | */ | |
183 | ||
184 | while (copies > 0) | |
185 | { | |
186 | copies --; | |
187 | ||
188 | if (fp != 0) | |
189 | { | |
190 | fputs("PAGE: 1 1\n", stderr); | |
191 | lseek(fp, 0, SEEK_SET); | |
192 | } | |
193 | ||
194 | tbytes = 0; | |
195 | while ((nbytes = read(fp, buffer, sizeof(buffer))) > 0) | |
196 | { | |
197 | /* | |
198 | * Write the print data to the printer... | |
199 | */ | |
200 | ||
201 | tbytes += nbytes; | |
202 | ||
203 | if (ieee1394_write(dev, buffer, nbytes) < 0) | |
204 | { | |
205 | perror("ERROR: Unable to send print file to printer"); | |
206 | break; | |
207 | } | |
208 | ||
209 | if ((rbytes = ieee1394_read(dev, buffer, sizeof(buffer))) > 0) | |
210 | fprintf(stderr, "INFO: Read %d bytes from printer...\n", rbytes); | |
211 | ||
212 | if (argc > 6) | |
213 | fprintf(stderr, "INFO: Sending print file, %lu bytes...\n", | |
214 | (unsigned long)tbytes); | |
215 | } | |
216 | } | |
217 | ||
218 | /* | |
219 | * Close the printer device and input file and return... | |
220 | */ | |
221 | ||
222 | ieee1394_close(dev); | |
223 | ||
224 | if (fp != 0) | |
225 | close(fp); | |
226 | ||
227 | fputs("INFO: Ready to print.\n", stderr); | |
228 | ||
229 | return (0); | |
230 | } | |
231 | ||
232 | ||
233 | /* | |
234 | * 'list_devices()' - List all known devices... | |
235 | */ | |
236 | ||
237 | void | |
238 | list_devices(void) | |
239 | { | |
240 | int i, /* Looping var */ | |
241 | num_info; /* Number of devices */ | |
242 | ieee1394_info_t *info; /* Devices... */ | |
243 | ||
244 | ||
245 | /* | |
246 | * Get the available devices... | |
247 | */ | |
248 | ||
249 | info = ieee1394_list(&num_info); | |
250 | ||
251 | /* | |
252 | * List them as needed... | |
253 | */ | |
254 | ||
255 | if (num_info > 0) | |
256 | { | |
257 | for (i = 0; i < num_info; i ++) | |
258 | printf("direct %s \"%s\" \"%s\"\n", info[i].uri, | |
259 | info[i].make_model, info[i].description); | |
260 | ||
261 | free(info); | |
262 | } | |
263 | } | |
264 | ||
265 | ||
266 | /* | |
bc44d920 | 267 | * End of "$Id: ieee1394.c 6649 2007-07-11 21:46:42Z mike $". |
f7deaa1a | 268 | */ |