source/printing/lpq_parse.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    lpq parsing routines
   4    Copyright (C) Andrew Tridgell 2000
   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 static const char *Months[13] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun",
  23                               "Jul", "Aug", "Sep", "Oct", "Nov", "Dec", "Err"};
  24
  25
  26 /*******************************************************************
  27  Process time fields
  28 ********************************************************************/
  29
  30 static time_t EntryTime(char *tok[], int ptr, int count, int minimum)
  31 {
  32         time_t jobtime,jobtime1;
  33
  34         jobtime = time(NULL);           /* default case: take current time */
  35         if (count >= minimum) {
  36                 struct tm *t;
  37                 int i, day, hour, min, sec;
  38
  39                 for (i=0; i<13; i++) {
  40                         if (!strncmp(tok[ptr], Months[i],3)) {
  41                                 break; /* Find month */
  42                         }
  43                 }
  44
  45                 if (i<12) {
  46                         fstring c;
  47                         t = localtime(&jobtime);
  48                         if (!t) {
  49                                 return (time_t)-1;
  50                         }
  51                         day = atoi(tok[ptr+1]);
  52                         fstrcpy(c,tok[ptr+2]);
  53                         *(c+2)=0;
  54                         hour = atoi(c);
  55                         *(c+5)=0;
  56                         min = atoi(c+3);
  57                         if(*(c+6) != 0) {
  58                                 sec = atoi(c+6);
  59                         } else {
  60                                 sec=0;
  61                         }
  62
  63                         if ((t->tm_mon < i)|| ((t->tm_mon == i)&&
  64                                         ((t->tm_mday < day)||
  65                                         ((t->tm_mday == day)&&
  66                                         (t->tm_hour*60+t->tm_min < hour*60+min))))) {
  67                                 t->tm_year--;           /* last year's print job */
  68                         }
  69
  70                         t->tm_mon = i;
  71                         t->tm_mday = day;
  72                         t->tm_hour = hour;
  73                         t->tm_min = min;
  74                         t->tm_sec = sec;
  75                         jobtime1 = mktime(t);
  76                         if (jobtime1 != (time_t)-1) {
  77                                 jobtime = jobtime1;
  78                         }
  79                 }
  80         }
  81         return jobtime;
  82 }
  83
  84 /****************************************************************************
  85 parse a lpq line
  86
  87 here is an example of lpq output under bsd
  88
  89 Warning: no daemon present
  90 Rank   Owner      Job  Files                                 Total Size
  91 1st    tridge     148  README                                8096 bytes
  92
  93 here is an example of lpq output under osf/1
  94
  95 Warning: no daemon present
  96 Rank   Pri Owner      Job  Files                             Total Size
  97 1st    0   tridge     148  README                            8096 bytes
  98
  99
 100 <allan@umich.edu> June 30, 1998.
 101 Modified to handle file names with spaces, like the parse_lpq_lprng code
 102 further below.
 103 ****************************************************************************/
 104
 105 static bool parse_lpq_bsd(char *line,print_queue_struct *buf,bool first)
 106 {
 107 #ifdef  OSF1
 108 #define RANKTOK 0
 109 #define PRIOTOK 1
 110 #define USERTOK 2
 111 #define JOBTOK  3
 112 #define FILETOK 4
 113 #define TOTALTOK (count - 2)
 114 #define NTOK    6
 115 #define MAXTOK  128
 116 #else   /* OSF1 */
 117 #define RANKTOK 0
 118 #define USERTOK 1
 119 #define JOBTOK  2
 120 #define FILETOK 3
 121 #define TOTALTOK (count - 2)
 122 #define NTOK    5
 123 #define MAXTOK  128
 124 #endif  /* OSF1 */
 125
 126         char *tok[MAXTOK];
 127         int  count = 0;
 128         TALLOC_CTX *ctx = talloc_tos();
 129         char *line2 = NULL;
 130         char *saveptr;
 131
 132         line2 = talloc_strdup(ctx, line);
 133         if (!line2) {
 134                 return false;
 135         }
 136
 137 #ifdef  OSF1
 138         {
 139                 size_t length;
 140                 length = strlen(line2);
 141                 if (line2[length-3] == ':') {
 142                         return False;
 143                 }
 144         }
 145 #endif  /* OSF1 */
 146
 147         /* FIXME: Use next_token_talloc rather than strtok! */
 148         tok[0] = strtok_r(line2," \t", &saveptr);
 149         count++;
 150
 151         while ((count < MAXTOK)
 152                && ((tok[count] = strtok_r(NULL, " \t", &saveptr)) != NULL)) {
 153                 count++;
 154         }
 155
 156         /* we must get at least NTOK tokens */
 157         if (count < NTOK) {
 158                 return False;
 159         }
 160
 161         /* the Job and Total columns must be integer */
 162         if (!isdigit((int)*tok[JOBTOK]) || !isdigit((int)*tok[TOTALTOK])) {
 163                 return False;
 164         }
 165
 166         buf->job = atoi(tok[JOBTOK]);
 167         buf->size = atoi(tok[TOTALTOK]);
 168         buf->status = strequal(tok[RANKTOK],"active")?LPQ_PRINTING:LPQ_QUEUED;
 169         buf->time = time(NULL);
 170         fstrcpy(buf->fs_user,tok[USERTOK]);
 171         fstrcpy(buf->fs_file,tok[FILETOK]);
 172
 173         if ((FILETOK + 1) != TOTALTOK) {
 174                 int i;
 175
 176                 for (i = (FILETOK + 1); i < TOTALTOK; i++) {
 177                         /* FIXME: Using fstrcat rather than other means is a bit
 178                          * inefficient; this might be a problem for enormous queues with
 179                          * many fields. */
 180                         fstrcat(buf->fs_file, " ");
 181                         fstrcat(buf->fs_file, tok[i]);
 182                 }
 183                 /* Ensure null termination. */
 184                 buf->fs_file[sizeof(buf->fs_file)-1] = '\0';
 185         }
 186
 187 #ifdef PRIOTOK
 188         buf->priority = atoi(tok[PRIOTOK]);
 189 #else
 190         buf->priority = 1;
 191 #endif
 192         return True;
 193 }
 194
 195 /*
 196 <magnus@hum.auc.dk>
 197 LPRng_time modifies the current date by inserting the hour and minute from
 198 the lpq output.  The lpq time looks like "23:15:07"
 199
 200 <allan@umich.edu> June 30, 1998.
 201 Modified to work with the re-written parse_lpq_lprng routine.
 202
 203 <J.P.M.v.Itegem@tue.nl> Dec 17,1999
 204 Modified to work with lprng 3.16
 205 With lprng 3.16 The lpq time looks like
 206                        "23:15:07"
 207                        "23:15:07.100"
 208                        "1999-12-16-23:15:07"
 209                        "1999-12-16-23:15:07.100"
 210
 211 */
 212 static time_t LPRng_time(char *time_string)
 213 {
 214         time_t jobtime;
 215         struct tm *t;
 216
 217         jobtime = time(NULL);         /* default case: take current time */
 218         t = localtime(&jobtime);
 219         if (!t) {
 220                 return (time_t)-1;
 221         }
 222
 223         if ( atoi(time_string) < 24 ){
 224                 t->tm_hour = atoi(time_string);
 225                 t->tm_min = atoi(time_string+3);
 226                 t->tm_sec = atoi(time_string+6);
 227         } else {
 228                 t->tm_year = atoi(time_string)-1900;
 229                 t->tm_mon = atoi(time_string+5)-1;
 230                 t->tm_mday = atoi(time_string+8);
 231                 t->tm_hour = atoi(time_string+11);
 232                 t->tm_min = atoi(time_string+14);
 233                 t->tm_sec = atoi(time_string+17);
 234         }
 235         jobtime = mktime(t);
 236
 237         return jobtime;
 238 }
 239
 240 /****************************************************************************
 241   parse a lprng lpq line
 242   <allan@umich.edu> June 30, 1998.
 243   Re-wrote this to handle file names with spaces, multiple file names on one
 244   lpq line, etc;
 245
 246 ****************************************************************************/
 247
 248 static bool parse_lpq_lprng(char *line,print_queue_struct *buf,bool first)
 249 {
 250 #define LPRNG_RANKTOK   0
 251 #define LPRNG_USERTOK   1
 252 #define LPRNG_PRIOTOK   2
 253 #define LPRNG_JOBTOK    3
 254 #define LPRNG_FILETOK   4
 255 #define LPRNG_TOTALTOK  (num_tok - 2)
 256 #define LPRNG_TIMETOK   (num_tok - 1)
 257 #define LPRNG_NTOK      7
 258 #define LPRNG_MAXTOK    128 /* PFMA just to keep us from running away. */
 259
 260         char *tokarr[LPRNG_MAXTOK];
 261         const char *cptr;
 262         char *ptr;
 263         int num_tok = 0;
 264         TALLOC_CTX *frame = talloc_stackframe();
 265
 266         cptr = line;
 267         while((num_tok < LPRNG_MAXTOK) && next_token_talloc(frame, &cptr,
 268                                 &tokarr[num_tok], " \t")) {
 269                 num_tok++;
 270         }
 271
 272         /* We must get at least LPRNG_NTOK tokens. */
 273         if (num_tok < LPRNG_NTOK) {
 274                 TALLOC_FREE(frame);
 275                 return False;
 276         }
 277
 278         if (!isdigit((int)*tokarr[LPRNG_JOBTOK]) || !isdigit((int)*tokarr[LPRNG_TOTALTOK])) {
 279                 TALLOC_FREE(frame);
 280                 return False;
 281         }
 282
 283         buf->job  = atoi(tokarr[LPRNG_JOBTOK]);
 284         buf->size = atoi(tokarr[LPRNG_TOTALTOK]);
 285
 286         if (strequal(tokarr[LPRNG_RANKTOK],"active")) {
 287                 buf->status = LPQ_PRINTING;
 288         } else if (strequal(tokarr[LPRNG_RANKTOK],"done")) {
 289                 buf->status = LPQ_PRINTED;
 290         } else if (isdigit((int)*tokarr[LPRNG_RANKTOK])) {
 291                 buf->status = LPQ_QUEUED;
 292         } else {
 293                 buf->status = LPQ_PAUSED;
 294         }
 295
 296         buf->priority = *tokarr[LPRNG_PRIOTOK] -'A';
 297
 298         buf->time = LPRng_time(tokarr[LPRNG_TIMETOK]);
 299
 300         fstrcpy(buf->fs_user,tokarr[LPRNG_USERTOK]);
 301
 302         /* The '@hostname' prevents windows from displaying the printing icon
 303          * for the current user on the taskbar.  Plop in a null.
 304          */
 305
 306         if ((ptr = strchr_m(buf->fs_user,'@')) != NULL) {
 307                 *ptr = '\0';
 308         }
 309
 310         fstrcpy(buf->fs_file,tokarr[LPRNG_FILETOK]);
 311
 312         if ((LPRNG_FILETOK + 1) != LPRNG_TOTALTOK) {
 313                 int i;
 314
 315                 for (i = (LPRNG_FILETOK + 1); i < LPRNG_TOTALTOK; i++) {
 316                         /* FIXME: Using fstrcat rather than other means is a bit
 317                          * inefficient; this might be a problem for enormous queues with
 318                          * many fields. */
 319                         fstrcat(buf->fs_file, " ");
 320                         fstrcat(buf->fs_file, tokarr[i]);
 321                 }
 322                 /* Ensure null termination. */
 323                 buf->fs_file[sizeof(buf->fs_file)-1] = '\0';
 324         }
 325
 326         TALLOC_FREE(frame);
 327         return True;
 328 }
 329
 330 /*******************************************************************
 331 parse lpq on an aix system
 332
 333 Queue   Dev   Status    Job Files              User         PP %   Blks  Cp Rnk
 334 ------- ----- --------- --- ------------------ ---------- ---- -- ----- --- ---
 335 lazer   lazer READY
 336 lazer   lazer RUNNING   537 6297doc.A          kvintus@IE    0 10  2445   1   1
 337               QUEUED    538 C.ps               root@IEDVB           124   1   2
 338               QUEUED    539 E.ps               root@IEDVB            28   1   3
 339               QUEUED    540 L.ps               root@IEDVB           172   1   4
 340               QUEUED    541 P.ps               root@IEDVB            22   1   5
 341 ********************************************************************/
 342
 343 static bool parse_lpq_aix(char *line,print_queue_struct *buf,bool first)
 344 {
 345         char *tok[11];
 346         int count=0;
 347         const char *cline = line;
 348         TALLOC_CTX *frame = talloc_stackframe();
 349
 350         /* handle the case of "(standard input)" as a filename */
 351         string_sub(line,"standard input","STDIN",0);
 352         all_string_sub(line,"(","\"",0);
 353         all_string_sub(line,")","\"",0);
 354
 355         for (count=0; count<10 &&
 356                         next_token_talloc(frame,&cline,&tok[count],NULL); count++) {
 357                 ;
 358         }
 359
 360         /* we must get 6 tokens */
 361         if (count < 10) {
 362                 if ((count == 7) && ((strcmp(tok[0],"QUEUED") == 0) || (strcmp(tok[0],"HELD") == 0))) {
 363                         /* the 2nd and 5th columns must be integer */
 364                         if (!isdigit((int)*tok[1]) || !isdigit((int)*tok[4])) {
 365                                 TALLOC_FREE(frame);
 366                                 return False;
 367                         }
 368                         buf->size = atoi(tok[4]) * 1024;
 369                         /* if the fname contains a space then use STDIN */
 370                         if (strchr_m(tok[2],' ')) {
 371                                 tok[2] = talloc_strdup(frame,"STDIN");
 372                                 if (!tok[2]) {
 373                                         TALLOC_FREE(frame);
 374                                         return false;
 375                                 }
 376                         }
 377
 378                         /* only take the last part of the filename */
 379                         {
 380                                 char *p = strrchr_m(tok[2],'/');
 381                                 if (p) {
 382                                         tok[2] = p+1;
 383                                 }
 384                         }
 385
 386                         buf->job = atoi(tok[1]);
 387                         buf->status = strequal(tok[0],"HELD")?LPQ_PAUSED:LPQ_QUEUED;
 388                         buf->priority = 0;
 389                         buf->time = time(NULL);
 390                         fstrcpy(buf->fs_user,tok[3]);
 391                         fstrcpy(buf->fs_file,tok[2]);
 392                 } else {
 393                         DEBUG(6,("parse_lpq_aix count=%d\n", count));
 394                         TALLOC_FREE(frame);
 395                         return False;
 396                 }
 397         } else {
 398                 /* the 4th and 9th columns must be integer */
 399                 if (!isdigit((int)*tok[3]) || !isdigit((int)*tok[8])) {
 400                         TALLOC_FREE(frame);
 401                         return False;
 402                 }
 403
 404                 buf->size = atoi(tok[8]) * 1024;
 405                 /* if the fname contains a space then use STDIN */
 406                 if (strchr_m(tok[4],' ')) {
 407                         tok[4] = talloc_strdup(frame,"STDIN");
 408                         if (!tok[4]) {
 409                                 TALLOC_FREE(frame);
 410                                 return false;
 411                         }
 412                 }
 413
 414                 /* only take the last part of the filename */
 415                 {
 416                         char *p = strrchr_m(tok[4],'/');
 417                         if (p) {
 418                                 tok[4] = p+1;
 419                         }
 420                 }
 421
 422                 buf->job = atoi(tok[3]);
 423                 buf->status = strequal(tok[2],"RUNNING")?LPQ_PRINTING:LPQ_QUEUED;
 424                 buf->priority = 0;
 425                 buf->time = time(NULL);
 426                 fstrcpy(buf->fs_user,tok[5]);
 427                 fstrcpy(buf->fs_file,tok[4]);
 428         }
 429
 430         TALLOC_FREE(frame);
 431         return True;
 432 }
 433
 434 /****************************************************************************
 435 parse a lpq line
 436 here is an example of lpq output under hpux; note there's no space after -o !
 437 $> lpstat -oljplus
 438 ljplus-2153         user           priority 0  Jan 19 08:14 on ljplus
 439       util.c                                  125697 bytes
 440       server.c                                110712 bytes
 441 ljplus-2154         user           priority 0  Jan 19 08:14 from client
 442       (standard input)                          7551 bytes
 443 ****************************************************************************/
 444
 445 static bool parse_lpq_hpux(char *line, print_queue_struct *buf, bool first)
 446 {
 447         /* must read two lines to process, therefore keep some values static */
 448         static bool header_line_ok=False, base_prio_reset=False;
 449         static char *jobuser;
 450         static int jobid;
 451         static int jobprio;
 452         static time_t jobtime;
 453         static int jobstat=LPQ_QUEUED;
 454         /* to store minimum priority to print, lpstat command should be invoked
 455                 with -p option first, to work */
 456         static int base_prio;
 457         int count;
 458         char htab = '\011';
 459         const char *cline = line;
 460         char *tok[12];
 461         TALLOC_CTX *frame = talloc_stackframe();
 462
 463         /* If a line begins with a horizontal TAB, it is a subline type */
 464
 465         if (line[0] == htab) { /* subline */
 466                 /* check if it contains the base priority */
 467                 if (!strncmp(line,"\tfence priority : ",18)) {
 468                         base_prio=atoi(&line[18]);
 469                         DEBUG(4, ("fence priority set at %d\n", base_prio));
 470                 }
 471
 472                 if (!header_line_ok) {
 473                         TALLOC_FREE(frame);
 474                         return  False; /* incorrect header line */
 475                 }
 476
 477                 /* handle the case of "(standard input)" as a filename */
 478                 string_sub(line,"standard input","STDIN",0);
 479                 all_string_sub(line,"(","\"",0);
 480                 all_string_sub(line,")","\"",0);
 481
 482                 for (count=0; count<2 &&
 483                                 next_token_talloc(frame, &cline, &tok[count],NULL);
 484                                 count++) {
 485                         ;
 486                 }
 487                 /* we must get 2 tokens */
 488                 if (count < 2) {
 489                         TALLOC_FREE(frame);
 490                         return False;
 491                 }
 492
 493                 /* the 2nd column must be integer */
 494                 if (!isdigit((int)*tok[1])) {
 495                         TALLOC_FREE(frame);
 496                         return False;
 497                 }
 498
 499                 /* if the fname contains a space then use STDIN */
 500                 if (strchr_m(tok[0],' ')) {
 501                         tok[0] = talloc_strdup(frame, "STDIN");
 502                         if (!tok[0]) {
 503                                 TALLOC_FREE(frame);
 504                                 return false;
 505                         }
 506                 }
 507
 508                 buf->size = atoi(tok[1]);
 509                 fstrcpy(buf->fs_file,tok[0]);
 510
 511                 /* fill things from header line */
 512                 buf->time = jobtime;
 513                 buf->job = jobid;
 514                 buf->status = jobstat;
 515                 buf->priority = jobprio;
 516                 if (jobuser) {
 517                         fstrcpy(buf->fs_user,jobuser);
 518                 } else {
 519                         buf->fs_user[0] = '\0';
 520                 }
 521
 522                 TALLOC_FREE(frame);
 523                 return True;
 524         } else { /* header line */
 525                 header_line_ok=False; /* reset it */
 526                 if (first) {
 527                         if (!base_prio_reset) {
 528                                 base_prio=0; /* reset it */
 529                                 base_prio_reset=True;
 530                         }
 531                 } else if (base_prio) {
 532                         base_prio_reset=False;
 533                 }
 534
 535                 /* handle the dash in the job id */
 536                 string_sub(line,"-"," ",0);
 537
 538                 for (count=0; count<12 &&
 539                                 next_token_talloc(frame, &cline, &tok[count],NULL);
 540                                 count++) {
 541                         ;
 542                 }
 543
 544                 /* we must get 8 tokens */
 545                 if (count < 8) {
 546                         TALLOC_FREE(frame);
 547                         return False;
 548                 }
 549
 550                 /* first token must be printer name (cannot check ?) */
 551                 /* the 2nd, 5th & 7th column must be integer */
 552                 if (!isdigit((int)*tok[1]) || !isdigit((int)*tok[4]) || !isdigit((int)*tok[6])) {
 553                         TALLOC_FREE(frame);
 554                         return False;
 555                 }
 556                 jobid = atoi(tok[1]);
 557                 SAFE_FREE(jobuser);
 558                 jobuser = SMB_STRDUP(tok[2]);
 559                 jobprio = atoi(tok[4]);
 560
 561                 /* process time */
 562                 jobtime=EntryTime(tok, 5, count, 8);
 563                 if (jobprio < base_prio) {
 564                         jobstat = LPQ_PAUSED;
 565                         DEBUG (4, ("job %d is paused: prio %d < %d; jobstat=%d\n",
 566                                 jobid, jobprio, base_prio, jobstat));
 567                 } else {
 568                         jobstat = LPQ_QUEUED;
 569                         if ((count >8) && (((strequal(tok[8],"on")) ||
 570                                         ((strequal(tok[8],"from")) &&
 571                                         ((count > 10)&&(strequal(tok[10],"on"))))))) {
 572                                 jobstat = LPQ_PRINTING;
 573                         }
 574                 }
 575
 576                 header_line_ok=True; /* information is correct */
 577                 TALLOC_FREE(frame);
 578                 return False; /* need subline info to include into queuelist */
 579         }
 580 }
 581
 582 /****************************************************************************
 583 parse a lpstat line
 584
 585 here is an example of "lpstat -o dcslw" output under sysv
 586
 587 dcslw-896               tridge            4712   Dec 20 10:30:30 on dcslw
 588 dcslw-897               tridge            4712   Dec 20 10:30:30 being held
 589
 590 ****************************************************************************/
 591
 592 static bool parse_lpq_sysv(char *line,print_queue_struct *buf,bool first)
 593 {
 594         char *tok[9];
 595         int count=0;
 596         char *p;
 597         const char *cline = line;
 598         TALLOC_CTX *frame = NULL;
 599
 600         /*
 601          * Handle the dash in the job id, but make sure that we skip over
 602          * the printer name in case we have a dash in that.
 603          * Patch from Dom.Mitchell@palmerharvey.co.uk.
 604          */
 605
 606         /*
 607          * Move to the first space.
 608          */
 609         for (p = line ; !isspace(*p) && *p; p++) {
 610                 ;
 611         }
 612
 613         /*
 614          * Back up until the last '-' character or
 615          * start of line.
 616          */
 617         for (; (p >= line) && (*p != '-'); p--) {
 618                 ;
 619         }
 620
 621         if((p >= line) && (*p == '-')) {
 622                 *p = ' ';
 623         }
 624
 625         frame = talloc_stackframe();
 626         for (count=0; count<9 &&
 627                         next_token_talloc(frame, &cline, &tok[count],NULL);
 628                         count++) {
 629                 ;
 630         }
 631
 632         /* we must get 7 tokens */
 633         if (count < 7) {
 634                 TALLOC_FREE(frame);
 635                 return False;
 636         }
 637
 638         /* the 2nd and 4th, 6th columns must be integer */
 639         if (!isdigit((int)*tok[1]) || !isdigit((int)*tok[3])) {
 640                 TALLOC_FREE(frame);
 641                 return False;
 642         }
 643         if (!isdigit((int)*tok[5])) {
 644                 TALLOC_FREE(frame);
 645                 return False;
 646         }
 647
 648         /* if the user contains a ! then trim the first part of it */
 649         if ((p=strchr_m(tok[2],'!'))) {
 650                 tok[2] = p+1;
 651         }
 652
 653         buf->job = atoi(tok[1]);
 654         buf->size = atoi(tok[3]);
 655         if (count > 7 && strequal(tok[7],"on")) {
 656                 buf->status = LPQ_PRINTING;
 657         } else if (count > 8 && strequal(tok[7],"being") && strequal(tok[8],"held")) {
 658                 buf->status = LPQ_PAUSED;
 659         } else {
 660                 buf->status = LPQ_QUEUED;
 661         }
 662         buf->priority = 0;
 663         buf->time = EntryTime(tok, 4, count, 7);
 664         fstrcpy(buf->fs_user,tok[2]);
 665         fstrcpy(buf->fs_file,tok[2]);
 666         TALLOC_FREE(frame);
 667         return True;
 668 }
 669
 670 /****************************************************************************
 671 parse a lpq line
 672
 673 here is an example of lpq output under qnx
 674 Spooler: /qnx/spooler, on node 1
 675 Printer: txt        (ready)
 676 0000:     root  [job #1    ]   active 1146 bytes        /etc/profile
 677 0001:     root  [job #2    ]    ready 2378 bytes        /etc/install
 678 0002:     root  [job #3    ]    ready 1146 bytes        -- standard input --
 679 ****************************************************************************/
 680
 681 static bool parse_lpq_qnx(char *line,print_queue_struct *buf,bool first)
 682 {
 683         char *tok[7];
 684         int count=0;
 685         const char *cline = line;
 686         TALLOC_CTX *frame = NULL;
 687
 688         DEBUG(4,("antes [%s]\n", line));
 689
 690         /* handle the case of "-- standard input --" as a filename */
 691         string_sub(line,"standard input","STDIN",0);
 692         DEBUG(4,("despues [%s]\n", line));
 693         all_string_sub(line,"-- ","\"",0);
 694         all_string_sub(line," --","\"",0);
 695         DEBUG(4,("despues 1 [%s]\n", line));
 696
 697         string_sub(line,"[job #","",0);
 698         string_sub(line,"]","",0);
 699         DEBUG(4,("despues 2 [%s]\n", line));
 700
 701         frame = talloc_stackframe();
 702         for (count=0; count<7 &&
 703                         next_token_talloc(frame,&cline,&tok[count],NULL);
 704                         count++) {
 705                 ;
 706         }
 707
 708         /* we must get 7 tokens */
 709         if (count < 7) {
 710                 TALLOC_FREE(frame);
 711                 return False;
 712         }
 713
 714         /* the 3rd and 5th columns must be integer */
 715         if (!isdigit((int)*tok[2]) || !isdigit((int)*tok[4])) {
 716                 TALLOC_FREE(frame);
 717                 return False;
 718         }
 719
 720         /* only take the last part of the filename */
 721         {
 722                 char *p = strrchr_m(tok[6],'/');
 723                 if (p) {
 724                         tok[6] = p+1;
 725                 }
 726         }
 727
 728         buf->job = atoi(tok[2]);
 729         buf->size = atoi(tok[4]);
 730         buf->status = strequal(tok[3],"active")?LPQ_PRINTING:LPQ_QUEUED;
 731         buf->priority = 0;
 732         buf->time = time(NULL);
 733         fstrcpy(buf->fs_user,tok[1]);
 734         fstrcpy(buf->fs_file,tok[6]);
 735         TALLOC_FREE(frame);
 736         return True;
 737 }
 738
 739 /****************************************************************************
 740   parse a lpq line for the plp printing system
 741   Bertrand Wallrich <Bertrand.Wallrich@loria.fr>
 742
 743 redone by tridge. Here is a sample queue:
 744
 745 Local  Printer 'lp2' (fjall):
 746   Printing (started at Jun 15 13:33:58, attempt 1).
 747     Rank Owner       Pr Opt  Job Host        Files           Size     Date
 748   active tridge      X  -    6   fjall       /etc/hosts      739      Jun 15 13:33
 749      3rd tridge      X  -    7   fjall       /etc/hosts      739      Jun 15 13:33
 750
 751 ****************************************************************************/
 752
 753 static bool parse_lpq_plp(char *line,print_queue_struct *buf,bool first)
 754 {
 755         char *tok[11];
 756         int count=0;
 757         const char *cline = line;
 758         TALLOC_CTX *frame = talloc_stackframe();
 759
 760         /* handle the case of "(standard input)" as a filename */
 761         string_sub(line,"stdin","STDIN",0);
 762         all_string_sub(line,"(","\"",0);
 763         all_string_sub(line,")","\"",0);
 764
 765         for (count=0; count<11 &&
 766                         next_token_talloc(frame,&cline,&tok[count],NULL);
 767                         count++) {
 768                 ;
 769         }
 770
 771         /* we must get 11 tokens */
 772         if (count < 11) {
 773                 TALLOC_FREE(frame);
 774                 return False;
 775         }
 776
 777         /* the first must be "active" or begin with an integer */
 778         if (strcmp(tok[0],"active") && !isdigit((int)tok[0][0])) {
 779                 TALLOC_FREE(frame);
 780                 return False;
 781         }
 782
 783         /* the 5th and 8th must be integer */
 784         if (!isdigit((int)*tok[4]) || !isdigit((int)*tok[7])) {
 785                 TALLOC_FREE(frame);
 786                 return False;
 787         }
 788
 789         /* if the fname contains a space then use STDIN */
 790         if (strchr_m(tok[6],' ')) {
 791                 tok[6] = talloc_strdup(frame, "STDIN");
 792                 if (!tok[6]) {
 793                         TALLOC_FREE(frame);
 794                         return false;
 795                 }
 796         }
 797
 798         /* only take the last part of the filename */
 799         {
 800                 fstring tmp;
 801                 char *p = strrchr_m(tok[6],'/');
 802                 if (p) {
 803                         fstrcpy(tmp,p+1);
 804                         fstrcpy(tok[6],tmp);
 805                 }
 806         }
 807
 808         buf->job = atoi(tok[4]);
 809
 810         buf->size = atoi(tok[7]);
 811         if (strchr_m(tok[7],'K')) {
 812                 buf->size *= 1024;
 813         }
 814         if (strchr_m(tok[7],'M')) {
 815                 buf->size *= 1024*1024;
 816         }
 817
 818         buf->status = strequal(tok[0],"active")?LPQ_PRINTING:LPQ_QUEUED;
 819         buf->priority = 0;
 820         buf->time = time(NULL);
 821         fstrcpy(buf->fs_user,tok[1]);
 822         fstrcpy(buf->fs_file,tok[6]);
 823         TALLOC_FREE(frame);
 824         return True;
 825 }
 826
 827 /*******************************************************************
 828 parse lpq on an NT system
 829
 830                          Windows 2000 LPD Server
 831                               Printer \\10.0.0.2\NP17PCL (Paused)
 832
 833 Owner       Status         Jobname          Job-Id    Size   Pages  Priority
 834 ----------------------------------------------------------------------------
 835 root (9.99. Printing  /usr/lib/rhs/rhs-pr      3       625      0      1
 836 root (9.99. Paused    /usr/lib/rhs/rhs-pr      4       625      0      1
 837 jmcd        Waiting   Re: Samba Open Sour     26     32476      1      1
 838
 839 ********************************************************************/
 840
 841 static bool parse_lpq_nt(char *line,print_queue_struct *buf,bool first)
 842 {
 843 #define LPRNT_OWNSIZ 11
 844 #define LPRNT_STATSIZ 9
 845 #define LPRNT_JOBSIZ 19
 846 #define LPRNT_IDSIZ 6
 847 #define LPRNT_SIZSIZ 9
 848         typedef struct {
 849                 char owner[LPRNT_OWNSIZ];
 850                 char space1;
 851                 char status[LPRNT_STATSIZ];
 852                 char space2;
 853                 char jobname[LPRNT_JOBSIZ];
 854                 char space3;
 855                 char jobid[LPRNT_IDSIZ];
 856                 char space4;
 857                 char size[LPRNT_SIZSIZ];
 858                 char terminator;
 859         } nt_lpq_line;
 860
 861         char parse_line_char[sizeof(nt_lpq_line)];
 862         nt_lpq_line *parse_line = (nt_lpq_line *)parse_line_char;
 863 #define LPRNT_PRINTING "Printing"
 864 #define LPRNT_WAITING "Waiting"
 865 #define LPRNT_PAUSED "Paused"
 866
 867         memset(parse_line_char, '\0', sizeof(parse_line_char));
 868         strncpy(parse_line_char, line, sizeof(parse_line_char) -1);
 869
 870         if (strlen(parse_line_char) != sizeof(parse_line_char) - 1) {
 871                 return False;
 872         }
 873
 874         /* Just want the first word in the owner field - the username */
 875         if (strchr_m(parse_line->owner, ' ')) {
 876                 *(strchr_m(parse_line->owner, ' ')) = '\0';
 877         } else {
 878                 parse_line->space1 = '\0';
 879         }
 880
 881         /* Make sure we have an owner */
 882         if (!strlen(parse_line->owner)) {
 883                 return False;
 884         }
 885
 886         /* Make sure the status is valid */
 887         parse_line->space2 = '\0';
 888         trim_char(parse_line->status, '\0', ' ');
 889         if (!strequal(parse_line->status, LPRNT_PRINTING) &&
 890                         !strequal(parse_line->status, LPRNT_PAUSED) &&
 891                         !strequal(parse_line->status, LPRNT_WAITING)) {
 892                 return False;
 893         }
 894
 895         parse_line->space3 = '\0';
 896         trim_char(parse_line->jobname, '\0', ' ');
 897
 898         buf->job = atoi(parse_line->jobid);
 899         buf->priority = 0;
 900         buf->size = atoi(parse_line->size);
 901         buf->time = time(NULL);
 902         fstrcpy(buf->fs_user, parse_line->owner);
 903         fstrcpy(buf->fs_file, parse_line->jobname);
 904         if (strequal(parse_line->status, LPRNT_PRINTING)) {
 905                 buf->status = LPQ_PRINTING;
 906         } else if (strequal(parse_line->status, LPRNT_PAUSED)) {
 907                 buf->status = LPQ_PAUSED;
 908         } else {
 909                 buf->status = LPQ_QUEUED;
 910         }
 911
 912         return True;
 913 }
 914
 915 /*******************************************************************
 916 parse lpq on an OS2 system
 917
 918 JobID  File Name          Rank      Size        Status          Comment
 919 -----  ---------------    ------    --------    ------------    ------------
 920     3  Control                 1          68    Queued          root@psflinu
 921     4  /etc/motd               2       11666    Queued          root@psflinu
 922
 923 ********************************************************************/
 924
 925 static bool parse_lpq_os2(char *line,print_queue_struct *buf,bool first)
 926 {
 927 #define LPROS2_IDSIZ 5
 928 #define LPROS2_JOBSIZ 15
 929 #define LPROS2_SIZSIZ 8
 930 #define LPROS2_STATSIZ 12
 931 #define LPROS2_OWNSIZ 12
 932         typedef struct {
 933                 char jobid[LPROS2_IDSIZ];
 934                 char space1[2];
 935                 char jobname[LPROS2_JOBSIZ];
 936                 char space2[14];
 937                 char size[LPROS2_SIZSIZ];
 938                 char space3[4];
 939                 char status[LPROS2_STATSIZ];
 940                 char space4[4];
 941                 char owner[LPROS2_OWNSIZ];
 942                 char terminator;
 943         } os2_lpq_line;
 944
 945         char parse_line_char[sizeof(os2_lpq_line)];
 946         os2_lpq_line *parse_line = (os2_lpq_line *)parse_line_char;
 947 #define LPROS2_PRINTING "Printing"
 948 #define LPROS2_WAITING "Queued"
 949 #define LPROS2_PAUSED "Paused"
 950
 951         memset(parse_line_char, '\0', sizeof(parse_line_char));
 952         strncpy(parse_line_char, line, sizeof(parse_line_char) -1);
 953
 954         if (strlen(parse_line_char) != sizeof(parse_line_char) - 1) {
 955                 return False;
 956         }
 957
 958         /* Get the jobid */
 959         buf->job = atoi(parse_line->jobid);
 960
 961         /* Get the job name */
 962         parse_line->space2[0] = '\0';
 963         trim_char(parse_line->jobname, '\0', ' ');
 964         fstrcpy(buf->fs_file, parse_line->jobname);
 965
 966         buf->priority = 0;
 967         buf->size = atoi(parse_line->size);
 968         buf->time = time(NULL);
 969
 970         /* Make sure we have an owner */
 971         if (!strlen(parse_line->owner)) {
 972                 return False;
 973         }
 974
 975         /* Make sure we have a valid status */
 976         parse_line->space4[0] = '\0';
 977         trim_char(parse_line->status, '\0', ' ');
 978         if (!strequal(parse_line->status, LPROS2_PRINTING) &&
 979                         !strequal(parse_line->status, LPROS2_PAUSED) &&
 980                         !strequal(parse_line->status, LPROS2_WAITING)) {
 981                 return False;
 982         }
 983
 984         fstrcpy(buf->fs_user, parse_line->owner);
 985         if (strequal(parse_line->status, LPROS2_PRINTING)) {
 986                 buf->status = LPQ_PRINTING;
 987         } else if (strequal(parse_line->status, LPROS2_PAUSED)) {
 988                 buf->status = LPQ_PAUSED;
 989         } else {
 990                 buf->status = LPQ_QUEUED;
 991         }
 992
 993         return True;
 994 }
 995
 996 static const char *stat0_strings[] = { "enabled", "online", "idle", "no entries", "free", "ready", NULL };
 997 static const char *stat1_strings[] = { "offline", "disabled", "down", "off", "waiting", "no daemon", NULL };
 998 static const char *stat2_strings[] = { "jam", "paper", "error", "responding", "not accepting", "not running", "turned off", NULL };
 999
1000 #ifdef DEVELOPER
1001
1002 /****************************************************************************
1003 parse a vlp line
1004 ****************************************************************************/
1005
1006 static bool parse_lpq_vlp(char *line,print_queue_struct *buf,bool first)
1007 {
1008         int toknum = 0;
1009         char *tok;
1010         TALLOC_CTX *frame = talloc_stackframe();
1011         const char *cline = line;
1012
1013         /* First line is printer status */
1014
1015         if (!isdigit(line[0])) {
1016                 TALLOC_FREE(frame);
1017                 return False;
1018         }
1019
1020         /* Parse a print job entry */
1021
1022         while(next_token_talloc(frame, &cline, &tok, NULL)) {
1023                 switch (toknum) {
1024                 case 0:
1025                         buf->job = atoi(tok);
1026                         break;
1027                 case 1:
1028                         buf->size = atoi(tok);
1029                         break;
1030                 case 2:
1031                         buf->status = atoi(tok);
1032                         break;
1033                 case 3:
1034                         buf->time = atoi(tok);
1035                         break;
1036                 case 4:
1037                         fstrcpy(buf->fs_user, tok);
1038                         break;
1039                 case 5:
1040                         fstrcpy(buf->fs_file, tok);
1041                         break;
1042                 }
1043                 toknum++;
1044         }
1045
1046         TALLOC_FREE(frame);
1047         return True;
1048 }
1049
1050 #endif /* DEVELOPER */
1051
1052 /****************************************************************************
1053 parse a lpq line. Choose printing style
1054 ****************************************************************************/
1055
1056 bool parse_lpq_entry(enum printing_types printing_type,char *line,
1057                      print_queue_struct *buf,
1058                      print_status_struct *status,bool first)
1059 {
1060         bool ret;
1061
1062         switch (printing_type) {
1063                 case PRINT_SYSV:
1064                         ret = parse_lpq_sysv(line,buf,first);
1065                         break;
1066                 case PRINT_AIX:
1067                         ret = parse_lpq_aix(line,buf,first);
1068                         break;
1069                 case PRINT_HPUX:
1070                         ret = parse_lpq_hpux(line,buf,first);
1071                         break;
1072                 case PRINT_QNX:
1073                         ret = parse_lpq_qnx(line,buf,first);
1074                         break;
1075                 case PRINT_LPRNG:
1076                         ret = parse_lpq_lprng(line,buf,first);
1077                         break;
1078                 case PRINT_PLP:
1079                         ret = parse_lpq_plp(line,buf,first);
1080                         break;
1081                 case PRINT_LPRNT:
1082                         ret = parse_lpq_nt(line,buf,first);
1083                         break;
1084                 case PRINT_LPROS2:
1085                         ret = parse_lpq_os2(line,buf,first);
1086                         break;
1087 #ifdef DEVELOPER
1088                 case PRINT_VLP:
1089                 case PRINT_TEST:
1090                         ret = parse_lpq_vlp(line,buf,first);
1091                         break;
1092 #endif /* DEVELOPER */
1093                 default:
1094                         ret = parse_lpq_bsd(line,buf,first);
1095                         break;
1096         }
1097
1098         /* We don't want the newline in the status message. */
1099         {
1100                 char *p = strchr_m(line,'\n');
1101                 if (p) {
1102                         *p = 0;
1103                 }
1104         }
1105
1106         /* in the LPRNG case, we skip lines starting by a space.*/
1107         if (!ret && (printing_type==PRINT_LPRNG) ) {
1108                 if (line[0]==' ') {
1109                         return ret;
1110                 }
1111         }
1112
1113         if (status && !ret) {
1114                 /* a few simple checks to see if the line might be a
1115                         printer status line:
1116                         handle them so that most severe condition is shown */
1117                 int i;
1118                 strlower_m(line);
1119
1120                 switch (status->status) {
1121                         case LPSTAT_OK:
1122                                 for (i=0; stat0_strings[i]; i++) {
1123                                         if (strstr_m(line,stat0_strings[i])) {
1124                                                 fstrcpy(status->message,line);
1125                                                 status->status=LPSTAT_OK;
1126                                                 return ret;
1127                                         }
1128                                 }
1129                                 /* fallthrough */
1130                         case LPSTAT_STOPPED:
1131                                 for (i=0; stat1_strings[i]; i++) {
1132                                         if (strstr_m(line,stat1_strings[i])) {
1133                                                 fstrcpy(status->message,line);
1134                                                 status->status=LPSTAT_STOPPED;
1135                                                 return ret;
1136                                         }
1137                                 }
1138                                 /* fallthrough */
1139                         case LPSTAT_ERROR:
1140                                 for (i=0; stat2_strings[i]; i++) {
1141                                         if (strstr_m(line,stat2_strings[i])) {
1142                                                 fstrcpy(status->message,line);
1143                                                 status->status=LPSTAT_ERROR;
1144                                                 return ret;
1145                                         }
1146                                 }
1147                                 break;
1148                 }
1149         }
1150
1151         return ret;
1152 }