Commit | Line | Data |
---|---|---|
471970d0 BJ |
1 | # |
2 | ||
3 | /* | |
4 | * Versatec printer daemon | |
5 | */ | |
6 | ||
7 | #include <stdio.h> | |
8 | #include <sys/types.h> | |
9 | #include <dir.h> | |
10 | #include <signal.h> | |
11 | #include <stat.h> | |
12 | #include <sgtty.h> | |
13 | #include <errno.h> | |
14 | ||
15 | extern int errno; | |
16 | ||
17 | #define SETSTATE (('v'<<8)|1) | |
18 | #define VRAST "/usr/local/lib/vrast" | |
19 | int prtmode[] = {0100, 0, 0}; | |
20 | ||
21 | char line[128]; | |
22 | char linep[127]; | |
23 | char banbuf[64]; | |
24 | char printflag; | |
25 | int linel; | |
26 | FILE *dfb; | |
27 | char dfname [27] = "/usr/vpd/"; | |
28 | int waittm = 6; | |
29 | struct dir dbuf; | |
30 | int onalrm (); | |
31 | char fonts[4][50] = | |
32 | { | |
33 | "/usr/lib/vfont/R", | |
34 | "/usr/lib/vfont/I", | |
35 | "/usr/lib/vfont/B", | |
36 | "/usr/lib/vfont/S" | |
37 | }; | |
38 | ||
39 | main (argc, argv) | |
40 | { | |
41 | char dp, n; | |
42 | register char *p1, *p2; | |
43 | register int df; | |
44 | struct stat stb; | |
45 | int offline = 0; | |
46 | int i; | |
47 | ||
48 | signal (SIGHUP, SIG_IGN); | |
49 | signal (SIGINT, SIG_IGN); | |
50 | signal (SIGQUIT, SIG_IGN); | |
51 | signal (SIGTERM, SIG_IGN); | |
52 | /* | |
53 | * Close all files, open root as 0, 1, 2 | |
54 | * to assure standard environment | |
55 | */ | |
56 | for (df=0; df<=15; df++) | |
57 | close (df); | |
58 | open ("/", 0); | |
59 | dup (0); | |
60 | dup (0); | |
61 | if (chdir ("/usr/vpd") < 0) | |
62 | exit (1); | |
63 | if (stat ("lock", &stb) >= 0) | |
64 | exit (); | |
65 | if ((df=creat ("lock", 0)) < 0) | |
66 | exit (); | |
67 | close (df); | |
68 | i = fork (); | |
69 | if (i < 0) | |
70 | { | |
71 | unlink ("lock"); | |
72 | exit (); | |
73 | } | |
74 | if (i != 0) | |
75 | exit (); | |
76 | for (;;) | |
77 | { | |
78 | if (open ("/dev/vp0", 1) == 3) | |
79 | break; | |
80 | if (errno != EIO) | |
81 | { | |
82 | perror ("/dev/vp0"); | |
83 | unlink ("lock"); | |
84 | exit (); | |
85 | } | |
86 | if (offline == 0) | |
87 | { | |
88 | int f = open ("/dev/tty", 1); | |
89 | offline++; | |
90 | if (f > 0) | |
91 | { | |
92 | write (f, "Versatec is offline\n", 20); | |
93 | close (f); | |
94 | } | |
95 | } | |
96 | sleep (10); | |
97 | } | |
98 | dp = open (".", 0); | |
99 | /* | |
100 | * the main loop | |
101 | */ | |
102 | for (;;) | |
103 | { | |
104 | /* | |
105 | * find the first queueable directory entry | |
106 | */ | |
107 | lseek (dp, 0, 0); | |
108 | for (;;) | |
109 | { | |
110 | n = read (dp, &dbuf, sizeof dbuf); | |
111 | if (n <= 0) | |
112 | { | |
113 | /* | |
114 | * if there was a job printed | |
115 | * pull it out of the toner bath | |
116 | */ | |
117 | if (printflag) | |
118 | feedpage (); | |
119 | unlink ("lock"); | |
120 | exit (); | |
121 | } | |
122 | if | |
123 | ( | |
124 | dbuf.d_ino | |
125 | && | |
126 | dbuf.d_name[0] == 'd' | |
127 | && | |
128 | dbuf.d_name[1] == 'f' | |
129 | ) | |
130 | { | |
131 | break; | |
132 | } | |
133 | } | |
134 | strcpy (&dfname [9], dbuf.d_name); | |
135 | if (trysend (dfname) == 0) /* everything was ok */ | |
136 | { | |
137 | write (3, "\n\n\n", 3); | |
138 | printflag++; | |
139 | } | |
140 | } | |
141 | } | |
142 | ||
143 | trysend (file) | |
144 | char *file; | |
145 | { | |
146 | register int i; | |
147 | extern int badexit (); | |
148 | char plot; | |
149 | ||
150 | resfonts(); | |
151 | dfb = fopen (file, "r"); | |
152 | if (dfb == NULL) | |
153 | return (0); | |
154 | for (*banbuf = plot = 0; getline ();) | |
155 | { | |
156 | switch (line[0]) | |
157 | { | |
158 | case 'L': | |
159 | strcpy (banbuf, line + 1); | |
160 | continue; | |
161 | ||
162 | case '1': | |
163 | case '2': | |
164 | case '3': | |
165 | case '4': | |
166 | strcpy (fonts[line[0]-'1'], line + 1); | |
167 | continue; | |
168 | ||
169 | case 'F': | |
170 | case 'T': | |
171 | if (send (line[0])) | |
172 | { | |
173 | ioctl (3, SETSTATE, prtmode); | |
174 | write (3, "\nJOB ABORTED***\n", 16); | |
175 | } | |
176 | continue; | |
177 | ||
178 | case 'P': | |
179 | if (plot) | |
180 | { | |
181 | plot = 0; | |
182 | if (send (line[0])) | |
183 | { | |
184 | ioctl (3, SETSTATE, prtmode); | |
185 | write (3, "\nJOB ABORTED***\n", 16); | |
186 | } | |
187 | else | |
188 | continue; | |
189 | } | |
190 | else | |
191 | { | |
192 | strcpy (linep, line + 1); | |
193 | plot++; | |
194 | continue; | |
195 | } | |
196 | ||
197 | case 'U': | |
198 | continue; | |
199 | ||
200 | case 'M': | |
201 | continue; | |
202 | } | |
203 | } | |
204 | /* | |
205 | * Second pass. | |
206 | * Unlink files and send mail. | |
207 | */ | |
208 | fseek (dfb, 0, 0); | |
209 | while (getline ()) | |
210 | { | |
211 | switch (*line) | |
212 | { | |
213 | default: | |
214 | continue; | |
215 | ||
216 | case 'U': | |
217 | unlink (line + 1); | |
218 | continue; | |
219 | ||
220 | case 'M': | |
221 | sendmail (); | |
222 | continue; | |
223 | } | |
224 | } | |
225 | fclose (dfb); | |
226 | unlink (file); | |
227 | return (0); | |
228 | } | |
229 | ||
230 | static char ifonts[4][50] = | |
231 | { | |
232 | "/usr/lib/vfont/R", | |
233 | "/usr/lib/vfont/I", | |
234 | "/usr/lib/vfont/B", | |
235 | "/usr/lib/vfont/S" | |
236 | }; | |
237 | ||
238 | resfonts() | |
239 | { | |
240 | int i; | |
241 | for (i = 0; i < 4; i++) | |
242 | strcpy(fonts[i], ifonts[i]); | |
243 | } | |
244 | sendmail () | |
245 | { | |
246 | static int p[2]; | |
247 | register i; | |
248 | int stat; | |
249 | ||
250 | pipe (p); | |
251 | if (fork ()==0) | |
252 | { | |
253 | alarm (0); | |
254 | close (0); | |
255 | dup (p[0]); | |
256 | for (i=3; i<=15; i++) | |
257 | close (i); | |
258 | execl ("/bin/mail", "mail", &line[1], 0); | |
259 | exit (); | |
260 | } | |
261 | close (1); | |
262 | dup (p[1]); | |
263 | printf ("Your versatec job is done\n"); | |
264 | close (1); | |
265 | close (p[0]); | |
266 | close (p[1]); | |
267 | open ("/", 0); | |
268 | wait (&stat); | |
269 | } | |
270 | ||
271 | getline () | |
272 | { | |
273 | register char *lp; | |
274 | register int c; | |
275 | ||
276 | lp = line; | |
277 | linel = 0; | |
278 | while ((c = getc (dfb)) != '\n') | |
279 | { | |
280 | if (c<0) | |
281 | return (0); | |
282 | if (c=='\t') | |
283 | { | |
284 | do | |
285 | { | |
286 | *lp++ = ' '; | |
287 | linel++; | |
288 | } while ((linel & 07) != 0); | |
289 | continue; | |
290 | } | |
291 | *lp++ = c; | |
292 | linel++; | |
293 | } | |
294 | *lp++ = 0; | |
295 | return (1); | |
296 | } | |
297 | ||
298 | int pid; | |
299 | ||
300 | send (c) | |
301 | char c; | |
302 | { | |
303 | int p; | |
304 | ||
305 | if (pid = fork ()) | |
306 | { | |
307 | if (pid == -1) | |
308 | return (1); | |
309 | setexit (); | |
310 | signal (SIGALRM, onalrm); | |
311 | alarm (30); | |
312 | wait (&p); | |
313 | alarm (0); | |
314 | return (p); | |
315 | } | |
316 | ioctl (3, SETSTATE, prtmode); | |
317 | if (c == 'F') | |
318 | { | |
319 | if (banbuf[0]) | |
320 | { | |
321 | execl ("/usr/lib/vpf", "vpf", "-b", banbuf, line+1, 0); | |
322 | return (1); | |
323 | } | |
324 | execl ("/usr/lib/vpf", "vpf", line, 0); | |
325 | } | |
326 | else if (c == 'T') | |
327 | { | |
328 | int i; | |
329 | int rm; | |
330 | unlink (".railmag"); | |
331 | rm = creat (".railmag", 0666); | |
332 | for (i = 0; i < 4; i++) | |
333 | { | |
334 | if (fonts[i][0] != '/') | |
335 | write (rm, "/usr/lib/vfont/", strlen ("/usr/lib/vfont/")); | |
336 | write (rm, fonts[i], strlen (fonts[i])); | |
337 | write (rm, "\n", 1); | |
338 | } | |
339 | close (rm); | |
340 | if (banbuf[0]) | |
341 | { | |
342 | execl ("/usr/lib/vcat", "vcat", "-3", "-b", banbuf, line+1, 0); | |
343 | return (1); | |
344 | } | |
345 | execl ("/usr/lib/vcat", "vcat", "-3", line+1, 0); | |
346 | } | |
347 | else if (c == 'P') | |
348 | { | |
349 | close (1); | |
350 | dup (3); | |
351 | if (banbuf[0]) | |
352 | { | |
353 | execl (VRAST, "vrast", "-v", "-b", banbuf, line+1, linep, 0); | |
354 | return (1); | |
355 | } | |
356 | execl (VRAST, "vrast", "-v", line+1, linep, 0); | |
357 | } | |
358 | ||
359 | return (1); | |
360 | } | |
361 | ||
362 | onalrm () | |
363 | { | |
364 | struct stat stb; | |
365 | ||
366 | signal (SIGALRM, onalrm); | |
367 | if (stat (dfname, &stb) < 0) | |
368 | kill (pid, SIGEMT); | |
369 | reset (); | |
370 | } | |
371 | ||
372 | struct sgttyb ttyb = | |
373 | { | |
374 | B1200, B1200, | |
375 | 0, 0, | |
376 | XTABS|ANYP|NL2|CR2 | |
377 | }; | |
378 | ||
379 | /* | |
380 | * skip 16 inches | |
381 | */ | |
382 | feedpage () | |
383 | { | |
384 | char i; | |
385 | ||
386 | ioctl (3, SETSTATE, prtmode); | |
387 | for (i = 0; i < 18; i++) | |
388 | write (3, "\n\n\n\n\n\n\n\n", 8); | |
389 | } |