/* Unix SMB/Netbios implementation. Version 1.9. printing routines Copyright (C) Andrew Tridgell 1992-1995 This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "includes.h" #include "loadparm.h" extern int DEBUGLEVEL; extern connection_struct Connections[]; extern files_struct Files[]; static BOOL * lpq_cache_reset=NULL; static int check_lpq_cache(int snum) { static int lpq_caches=0; if (lpq_caches <= snum) { BOOL * p; p = (BOOL *) Realloc(lpq_cache_reset,(snum+1)*sizeof(BOOL)); if (p) { lpq_cache_reset=p; lpq_caches = snum+1; } } return lpq_caches; } void lpq_reset(int snum) { if (check_lpq_cache(snum) > snum) lpq_cache_reset[snum]=True; } /**************************************************************************** Build the print command in the supplied buffer. This means getting the print command for the service and inserting the printer name and the print file name. Return NULL on error, else the passed buffer pointer. ****************************************************************************/ static char *build_print_command(int cnum, char *command, char *syscmd, char *filename1) { int snum = SNUM(cnum); char *tstr; pstring filename; /* get the print command for the service. */ tstr = command; if (!syscmd || !tstr) { DEBUG(0,("No print command for service `%s'\n", SERVICE(snum))); return (NULL); } /* copy the command into the buffer for extensive meddling. */ StrnCpy(syscmd, tstr, sizeof(pstring) - 1); /* look for "%s" in the string. If there is no %s, we cannot print. */ if (!strstr(syscmd, "%s") && !strstr(syscmd, "%f")) { DEBUG(2,("WARNING! No placeholder for the filename in the print command for service %s!\n", SERVICE(snum))); } if (strstr(syscmd,"%s")) { int iOffset = strstr(syscmd, "%s") - syscmd; /* construct the full path for the filename, shouldn't be necessary unless the subshell causes a "cd" to be executed. Only use the full path if there isn't a / preceding the %s */ if (iOffset==0 || syscmd[iOffset-1] != '/') { StrnCpy(filename,Connections[cnum].connectpath,sizeof(filename)-1); trim_string(filename,"","/"); strcat(filename,"/"); strcat(filename,filename1); } else strcpy(filename,filename1); string_sub(syscmd, "%s", filename); } string_sub(syscmd, "%f", filename1); /* Does the service have a printername? If not, make a fake and empty */ /* printer name. That way a %p is treated sanely if no printer */ /* name was specified to replace it. This eventuality is logged. */ tstr = PRINTERNAME(snum); if (tstr == NULL || tstr[0] == '\0') { DEBUG(3,( "No printer name - using %s.\n", SERVICE(snum))); tstr = SERVICE(snum); } string_sub(syscmd, "%p", tstr); standard_sub(cnum,syscmd); return (syscmd); } /**************************************************************************** print a file - called on closing the file ****************************************************************************/ void print_file(int fnum) { pstring syscmd; int cnum = Files[fnum].cnum; int snum=SNUM(cnum); char *tempstr; *syscmd = 0; if (file_size(Files[fnum].name) <= 0) { DEBUG(3,("Discarding null print job %s\n",Files[fnum].name)); sys_unlink(Files[fnum].name); return; } tempstr = build_print_command(cnum, PRINTCOMMAND(snum), syscmd, Files[fnum].name); if (tempstr != NULL) { int ret = smbrun(syscmd,NULL); DEBUG(3,("Running the command `%s' gave %d\n",syscmd,ret)); } else DEBUG(0,("Null print command?\n")); lpq_reset(snum); } static char *Months[13] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec", "Err"}; /******************************************************************* process time fields ********************************************************************/ static time_t EntryTime(string tok[], int ptr, int count, int minimum) { time_t jobtime; jobtime = time(NULL); /* default case: take current time */ if (count >= minimum) { struct tm *t; int i, day, hour, min, sec; char *c; for (i=0; i<13; i++) if (!strncmp(tok[ptr], Months[i],3)) break; /* Find month */ if (i<12) { t = localtime(&jobtime); day = atoi(tok[ptr+1]); c=(char *)(tok[ptr+2]); *(c+2)=0; hour = atoi(c); *(c+5)=0; min = atoi(c+3); if(*(c+6) != 0)sec = atoi(c+6); else sec=0; if ((t->tm_mon < i)|| ((t->tm_mon == i)&& ((t->tm_mday < day)|| ((t->tm_mday == day)&& (t->tm_hour*60+t->tm_min < hour*60+min))))) t->tm_year--; /* last year's print job */ t->tm_mon = i; t->tm_mday = day; t->tm_hour = hour; t->tm_min = min; t->tm_sec = sec; jobtime = mktime(t); } } return jobtime; } /**************************************************************************** parse a lpq line here is an example of lpq output under bsd Warning: no daemon present Rank Owner Job Files Total Size 1st tridge 148 README 8096 bytes here is an example of lpq output under osf/1 Warning: no daemon present Rank Pri Owner Job Files Total Size 1st 0 tridge 148 README 8096 bytes ****************************************************************************/ static BOOL parse_lpq_bsd(char *line,print_queue_struct *buf,BOOL first) { #ifdef OSF1 #define RANKTOK 0 #define PRIOTOK 1 #define USERTOK 2 #define JOBTOK 3 #define FILETOK 4 #define TOTALTOK 5 #define NTOK 6 #else /* OSF1 */ #define RANKTOK 0 #define USERTOK 1 #define JOBTOK 2 #define FILETOK 3 #define TOTALTOK 4 #define NTOK 5 #endif /* OSF1 */ string tok[NTOK]; int count=0; #ifdef OSF1 int length; length = strlen(line); if (line[length-3] == ':') return(False); #endif /* OSF1 */ /* handle the case of "(standard input)" as a filename */ string_sub(line,"standard input","STDIN"); string_sub(line,"(","\""); string_sub(line,")","\""); for (count=0; countjob = atoi(tok[JOBTOK]); buf->size = atoi(tok[TOTALTOK]); buf->status = strequal(tok[RANKTOK],"active")?LPQ_PRINTING:LPQ_QUEUED; buf->time = time(NULL); StrnCpy(buf->user,tok[USERTOK],sizeof(buf->user)-1); StrnCpy(buf->file,tok[FILETOK],sizeof(buf->file)-1); #ifdef PRIOTOK buf->priority = atoi(tok[PRIOTOK]); #else buf->priority = 1; #endif return(True); } /******************************************************************* parse lpq on an aix system Queue Dev Status Job Files User PP % Blks Cp Rnk ------- ----- --------- --- ------------------ ---------- ---- -- ----- --- --- lazer lazer READY lazer lazer RUNNING 537 6297doc.A kvintus@IE 0 10 2445 1 1 QUEUED 538 C.ps root@IEDVB 124 1 2 QUEUED 539 E.ps root@IEDVB 28 1 3 QUEUED 540 L.ps root@IEDVB 172 1 4 QUEUED 541 P.ps root@IEDVB 22 1 5 ********************************************************************/ static BOOL parse_lpq_aix(char *line,print_queue_struct *buf,BOOL first) { string tok[11]; int count=0; /* handle the case of "(standard input)" as a filename */ string_sub(line,"standard input","STDIN"); string_sub(line,"(","\""); string_sub(line,")","\""); for (count=0; count<10 && next_token(&line,tok[count],NULL); count++) ; /* we must get 6 tokens */ if (count < 10) { if ((count == 7) && (strcmp(tok[0],"QUEUED") == 0)) { /* the 2nd and 5th columns must be integer */ if (!isdigit(*tok[1]) || !isdigit(*tok[4])) return(False); buf->size = atoi(tok[4]) * 1024; /* if the fname contains a space then use STDIN */ if (strchr(tok[2],' ')) strcpy(tok[2],"STDIN"); /* only take the last part of the filename */ { string tmp; char *p = strrchr(tok[2],'/'); if (p) { strcpy(tmp,p+1); strcpy(tok[2],tmp); } } buf->job = atoi(tok[1]); buf->status = LPQ_QUEUED; buf->priority = 0; buf->time = time(NULL); StrnCpy(buf->user,tok[3],sizeof(buf->user)-1); StrnCpy(buf->file,tok[2],sizeof(buf->file)-1); } else { DEBUG(6,("parse_lpq_aix count=%d\n", count)); return(False); } } else { /* the 4th and 9th columns must be integer */ if (!isdigit(*tok[3]) || !isdigit(*tok[8])) return(False); buf->size = atoi(tok[8]) * 1024; /* if the fname contains a space then use STDIN */ if (strchr(tok[4],' ')) strcpy(tok[4],"STDIN"); /* only take the last part of the filename */ { string tmp; char *p = strrchr(tok[4],'/'); if (p) { strcpy(tmp,p+1); strcpy(tok[4],tmp); } } buf->job = atoi(tok[3]); buf->status = strequal(tok[2],"RUNNING")?LPQ_PRINTING:LPQ_QUEUED; buf->priority = 0; buf->time = time(NULL); StrnCpy(buf->user,tok[5],sizeof(buf->user)-1); StrnCpy(buf->file,tok[4],sizeof(buf->file)-1); } return(True); } /**************************************************************************** parse a lpq line here is an example of lpq output under hpux; note there's no space after -o ! $> lpstat -oljplus ljplus-2153 user priority 0 Jan 19 08:14 on ljplus util.c 125697 bytes server.c 110712 bytes ljplus-2154 user priority 0 Jan 19 08:14 from client (standard input) 7551 bytes ****************************************************************************/ static BOOL parse_lpq_hpux(char * line, print_queue_struct *buf, BOOL first) { /* must read two lines to process, therefore keep some values static */ static BOOL header_line_ok=False, base_prio_reset=False; static string jobuser; static int jobid; static int jobprio; static time_t jobtime; static int jobstat=LPQ_QUEUED; /* to store minimum priority to print, lpstat command should be invoked with -p option first, to work */ static int base_prio; int count; char TAB = '\011'; string tok[12]; /* If a line begins with a horizontal TAB, it is a subline type */ if (line[0] == TAB) { /* subline */ /* check if it contains the base priority */ if (!strncmp(line,"\tfence priority : ",18)) { base_prio=atoi(&line[18]); DEBUG(4, ("fence priority set at %d\n", base_prio)); } if (!header_line_ok) return (False); /* incorrect header line */ /* handle the case of "(standard input)" as a filename */ string_sub(line,"standard input","STDIN"); string_sub(line,"(","\""); string_sub(line,")","\""); for (count=0; count<2 && next_token(&line,tok[count],NULL); count++) ; /* we must get 2 tokens */ if (count < 2) return(False); /* the 2nd column must be integer */ if (!isdigit(*tok[1])) return(False); /* if the fname contains a space then use STDIN */ if (strchr(tok[0],' ')) strcpy(tok[0],"STDIN"); buf->size = atoi(tok[1]); StrnCpy(buf->file,tok[0],sizeof(buf->file)-1); /* fill things from header line */ buf->time = jobtime; buf->job = jobid; buf->status = jobstat; buf->priority = jobprio; StrnCpy(buf->user,jobuser,sizeof(buf->user)-1); return(True); } else { /* header line */ header_line_ok=False; /* reset it */ if (first) { if (!base_prio_reset) { base_prio=0; /* reset it */ base_prio_reset=True; } } else if (base_prio) base_prio_reset=False; /* handle the dash in the job id */ string_sub(line,"-"," "); for (count=0; count<12 && next_token(&line,tok[count],NULL); count++) ; /* we must get 8 tokens */ if (count < 8) return(False); /* first token must be printer name (cannot check ?) */ /* the 2nd, 5th & 7th column must be integer */ if (!isdigit(*tok[1]) || !isdigit(*tok[4]) || !isdigit(*tok[6])) return(False); jobid = atoi(tok[1]); StrnCpy(jobuser,tok[2],sizeof(buf->user)-1); jobprio = atoi(tok[4]); /* process time */ jobtime=EntryTime(tok, 5, count, 8); if (jobprio < base_prio) { jobstat = LPQ_PAUSED; DEBUG (4, ("job %d is paused: prio %d < %d; jobstat=%d\n", jobid, jobprio, base_prio, jobstat)); } else { jobstat = LPQ_QUEUED; if ((count >8) && (((strequal(tok[8],"on")) || ((strequal(tok[8],"from")) && ((count > 10)&&(strequal(tok[10],"on"))))))) jobstat = LPQ_PRINTING; } header_line_ok=True; /* information is correct */ return(False); /* need subline info to include into queuelist */ } } /**************************************************************************** parse a lpq line here is an example of "lpstat -o dcslw" output under sysv dcslw-896 tridge 4712 Dec 20 10:30:30 on dcslw dcslw-897 tridge 4712 Dec 20 10:30:30 being held ****************************************************************************/ static BOOL parse_lpq_sysv(char *line,print_queue_struct *buf,BOOL first) { string tok[9]; int count=0; char *p; /* handle the dash in the job id */ string_sub(line,"-"," "); for (count=0; count<9 && next_token(&line,tok[count],NULL); count++) ; /* we must get 7 tokens */ if (count < 7) return(False); /* the 2nd and 4th, 6th columns must be integer */ if (!isdigit(*tok[1]) || !isdigit(*tok[3])) return(False); if (!isdigit(*tok[5])) return(False); /* if the user contains a ! then trim the first part of it */ if ((p=strchr(tok[2],'!'))) { string tmp; strcpy(tmp,p+1); strcpy(tok[2],tmp); } buf->job = atoi(tok[1]); buf->size = atoi(tok[3]); if (count > 7 && strequal(tok[7],"on")) buf->status = LPQ_PRINTING; else if (count > 8 && strequal(tok[7],"being") && strequal(tok[8],"held")) buf->status = LPQ_PAUSED; else buf->status = LPQ_QUEUED; buf->priority = 0; buf->time = EntryTime(tok, 4, count, 7); StrnCpy(buf->user,tok[2],sizeof(buf->user)-1); StrnCpy(buf->file,tok[2],sizeof(buf->file)-1); return(True); } /**************************************************************************** parse a lpq line here is an example of lpq output under qnx Spooler: /qnx/spooler, on node 1 Printer: txt (ready) 0000: root [job #1 ] active 1146 bytes /etc/profile 0001: root [job #2 ] ready 2378 bytes /etc/install 0002: root [job #3 ] ready 1146 bytes -- standard input -- ****************************************************************************/ static BOOL parse_lpq_qnx(char *line,print_queue_struct *buf,BOOL first) { string tok[7]; int count=0; DEBUG(0,("antes [%s]\n", line)); /* handle the case of "-- standard input --" as a filename */ string_sub(line,"standard input","STDIN"); DEBUG(0,("despues [%s]\n", line)); string_sub(line,"-- ","\""); string_sub(line," --","\""); DEBUG(0,("despues 1 [%s]\n", line)); string_sub(line,"[job #",""); string_sub(line,"]",""); DEBUG(0,("despues 2 [%s]\n", line)); for (count=0; count<7 && next_token(&line,tok[count],NULL); count++) ; /* we must get 7 tokens */ if (count < 7) return(False); /* the 3rd and 5th columns must be integer */ if (!isdigit(*tok[2]) || !isdigit(*tok[4])) return(False); /* only take the last part of the filename */ { string tmp; char *p = strrchr(tok[6],'/'); if (p) { strcpy(tmp,p+1); strcpy(tok[6],tmp); } } buf->job = atoi(tok[2]); buf->size = atoi(tok[4]); buf->status = strequal(tok[3],"active")?LPQ_PRINTING:LPQ_QUEUED; buf->priority = 0; buf->time = time(NULL); StrnCpy(buf->user,tok[1],sizeof(buf->user)-1); StrnCpy(buf->file,tok[6],sizeof(buf->file)-1); return(True); } char *stat0_strings[] = { "enabled", "online", "idle", "no entries", "free", "ready", NULL }; char *stat1_strings[] = { "offline", "disabled", "down", "off", "waiting", "no daemon", NULL }; char *stat2_strings[] = { "jam", "paper", "error", "responding", "not accepting", "not running", "turned off", NULL }; /**************************************************************************** parse a lpq line. Choose printing style ****************************************************************************/ static BOOL parse_lpq_entry(int snum,char *line, print_queue_struct *buf, print_status_struct *status,BOOL first) { BOOL ret; switch (lp_printing()) { case PRINT_SYSV: ret = parse_lpq_sysv(line,buf,first); break; case PRINT_AIX: ret = parse_lpq_aix(line,buf,first); break; case PRINT_HPUX: ret = parse_lpq_hpux(line,buf,first); break; case PRINT_QNX: ret = parse_lpq_qnx(line,buf,first); break; default: ret = parse_lpq_bsd(line,buf,first); break; } #ifdef LPQ_GUEST_TO_USER if (ret) { extern pstring sesssetup_user; /* change guest entries to the current logged in user to make them appear deletable to windows */ if (sesssetup_user[0] && strequal(buf->user,lp_guestaccount(snum))) strcpy(buf->user,sesssetup_user); } #endif if (status && !ret) { /* a few simple checks to see if the line might be a printer status line: handle them so that most severe condition is shown */ int i; strlower(line); switch (status->status) { case LPSTAT_OK: for (i=0; stat0_strings[i]; i++) if (strstr(line,stat0_strings[i])) { StrnCpy(status->message,line,sizeof(status->message)-1); status->status=LPSTAT_OK; } case LPSTAT_STOPPED: for (i=0; stat1_strings[i]; i++) if (strstr(line,stat1_strings[i])) { StrnCpy(status->message,line,sizeof(status->message)-1); status->status=LPSTAT_STOPPED; } case LPSTAT_ERROR: for (i=0; stat2_strings[i]; i++) if (strstr(line,stat2_strings[i])) { StrnCpy(status->message,line,sizeof(status->message)-1); status->status=LPSTAT_ERROR; } break; } } return(ret); } /**************************************************************************** get a printer queue ****************************************************************************/ int get_printqueue(int snum,int cnum,print_queue_struct **queue, print_status_struct *status) { char *lpq_command = lp_lpqcommand(snum); char *printername = PRINTERNAME(snum); int ret=0,count=0; pstring syscmd; fstring outfile; pstring line; FILE *f; struct stat sbuf; BOOL dorun=True; int cachetime = lp_lpqcachetime(); int lfd = -1; *line = 0; check_lpq_cache(snum); if (!printername || !*printername) { DEBUG(6,("replacing printer name with service (snum=(%s,%d))\n", lp_servicename(snum),snum)); printername = lp_servicename(snum); } if (!lpq_command || !(*lpq_command)) { DEBUG(5,("No lpq command\n")); return(0); } strcpy(syscmd,lpq_command); string_sub(syscmd,"%p",printername); standard_sub(cnum,syscmd); sprintf(outfile,"/tmp/lpq.%08x",str_checksum(syscmd)); if (!lpq_cache_reset[snum] && cachetime && !stat(outfile,&sbuf)) { if (time(NULL) - sbuf.st_mtime < cachetime) { DEBUG(3,("Using cached lpq output\n")); dorun = False; } if (dorun) { lfd = file_lock(outfile,LPQ_LOCK_TIMEOUT); if (lfd<0 || (!fstat(lfd,&sbuf) && (time(NULL) - sbuf.st_mtime)= 0) file_unlock(lfd); return(0); } if (status) { strcpy(status->message,""); status->status = LPSTAT_OK; } while (fgets(line,sizeof(pstring),f)) { DEBUG(6,("QUEUE2: %s\n",line)); *queue = Realloc(*queue,sizeof(print_queue_struct)*(count+1)); if (! *queue) { count = 0; break; } bzero((char *)&(*queue)[count],sizeof(**queue)); /* parse it */ if (!parse_lpq_entry(snum,line,&(*queue)[count],status,count==0)) continue; count++; } fclose(f); if (lfd >= 0) file_unlock(lfd); if (!cachetime) unlink(outfile); else chmod(outfile,0666); return(count); } /**************************************************************************** delete a printer queue entry ****************************************************************************/ void del_printqueue(int cnum,int snum,int jobid) { char *lprm_command = lp_lprmcommand(snum); char *printername = PRINTERNAME(snum); pstring syscmd; char jobstr[20]; int ret; if (!printername || !*printername) { DEBUG(6,("replacing printer name with service (snum=(%s,%d))\n", lp_servicename(snum),snum)); printername = lp_servicename(snum); } if (!lprm_command || !(*lprm_command)) { DEBUG(5,("No lprm command\n")); return; } sprintf(jobstr,"%d",jobid); strcpy(syscmd,lprm_command); string_sub(syscmd,"%p",printername); string_sub(syscmd,"%j",jobstr); standard_sub(cnum,syscmd); ret = smbrun(syscmd,NULL); DEBUG(3,("Running the command `%s' gave %d\n",syscmd,ret)); lpq_reset(snum); /* queue has changed */ } /**************************************************************************** change status of a printer queue entry ****************************************************************************/ void status_printjob(int cnum,int snum,int jobid,int status) { char *lpstatus_command = (status==LPQ_PAUSED?lp_lppausecommand(snum):lp_lpresumecommand(snum)); char *printername = PRINTERNAME(snum); pstring syscmd; char jobstr[20]; int ret; if (!printername || !*printername) { DEBUG(6,("replacing printer name with service (snum=(%s,%d))\n", lp_servicename(snum),snum)); printername = lp_servicename(snum); } if (!lpstatus_command || !(*lpstatus_command)) { DEBUG(5,("No lpstatus command to %s job\n", (status==LPQ_PAUSED?"pause":"resume"))); return; } sprintf(jobstr,"%d",jobid); strcpy(syscmd,lpstatus_command); string_sub(syscmd,"%p",printername); string_sub(syscmd,"%j",jobstr); standard_sub(cnum,syscmd); ret = smbrun(syscmd,NULL); DEBUG(3,("Running the command `%s' gave %d\n",syscmd,ret)); lpq_reset(snum); /* queue has changed */ }