static void doit(void) { char *cp, *printer; int n; int status; struct printer myprinter, *pp = &myprinter; init_printer(&myprinter); for (;;) { cp = cbuf; do { if (cp >= &cbuf[sizeof(cbuf) - 1]) fatal(0, "Command line too long"); if ((n = read(STDOUT_FILENO, cp, 1)) != 1) { if (n < 0) fatal(0, "Lost connection"); return; } } while (*cp++ != '\n'); *--cp = '\0'; cp = cbuf; if (lflag) { if (*cp >= '\1' && *cp <= '\5') syslog(LOG_INFO, "%s requests %s %s", from_host, cmdnames[(u_char)*cp], cp+1); else syslog(LOG_INFO, "bad request (%d) from %s", *cp, from_host); } switch (*cp++) { case CMD_CHECK_QUE: /* check the queue, print any jobs there */ startprinting(cp); break; case CMD_TAKE_THIS: /* receive files to be queued */ if (!from_remote) { syslog(LOG_INFO, "illegal request (%d)", *cp); exit(1); } recvjob(cp); break; case CMD_SHOWQ_SHORT: /* display the queue (short form) */ case CMD_SHOWQ_LONG: /* display the queue (long form) */ /* XXX - this all needs to be redone. */ printer = cp; while (*cp) { if (*cp != ' ') { cp++; continue; } *cp++ = '\0'; while (isspace(*cp)) cp++; if (*cp == '\0') break; if (isdigit(*cp)) { if (requests >= MAXREQUESTS) fatal(0, "Too many requests"); requ[requests++] = atoi(cp); } else { if (users >= MAXUSERS) fatal(0, "Too many users"); user[users++] = cp; } } status = getprintcap(printer, pp); if (status < 0) fatal(pp, "%s", pcaperr(status)); displayq(pp, cbuf[0] == CMD_SHOWQ_LONG); exit(0); case CMD_RMJOB: /* remove a job from the queue */ if (!from_remote) { syslog(LOG_INFO, "illegal request (%d)", *cp); exit(1); } printer = cp; while (*cp && *cp != ' ') cp++; if (!*cp) break; *cp++ = '\0'; person = cp; while (*cp) { if (*cp != ' ') { cp++; continue; } *cp++ = '\0'; while (isspace(*cp)) cp++; if (*cp == '\0') break; if (isdigit(*cp)) { if (requests >= MAXREQUESTS) fatal(0, "Too many requests"); requ[requests++] = atoi(cp); } else { if (users >= MAXUSERS) fatal(0, "Too many users"); user[users++] = cp; } } rmjob(printer); break; } fatal(0, "Illegal service request"); } }
int main(int argc, char **argv) { int ch, aflag, lflag; const char *printer; struct printer myprinter, *pp = &myprinter; printer = NULL; euid = geteuid(); uid = getuid(); seteuid(uid); progname = *argv; if (gethostname(local_host, sizeof(local_host))) err(1, "gethostname"); openlog("lpd", 0, LOG_LPR); aflag = lflag = 0; while ((ch = getopt(argc, argv, "alP:")) != -1) switch((char)ch) { case 'a': ++aflag; break; case 'l': /* long output */ ++lflag; break; case 'P': /* printer name */ printer = optarg; break; case '?': default: usage(); } if (!aflag && printer == NULL && (printer = getenv("PRINTER")) == NULL) printer = DEFLP; for (argc -= optind, argv += optind; argc; --argc, ++argv) if (isdigit(argv[0][0])) { if (requests >= MAXREQUESTS) fatal(0, "too many requests"); requ[requests++] = atoi(*argv); } else { if (users >= MAXUSERS) fatal(0, "too many users"); user[users++] = *argv; } if (aflag) { int more, status; more = firstprinter(pp, &status); if (status) goto looperr; while (more) { if (ckqueue(pp) > 0) { printf("%s:\n", pp->printer); displayq(pp, lflag); printf("\n"); } do { more = nextprinter(pp, &status); looperr: switch (status) { case PCAPERR_TCOPEN: printf("warning: %s: unresolved " "tc= reference(s) ", pp->printer); case PCAPERR_SUCCESS: break; default: fatal(pp, "%s", pcaperr(status)); } } while (more && status); } } else { int status; init_printer(pp); status = getprintcap(printer, pp); if (status < 0) fatal(pp, "%s", pcaperr(status)); displayq(pp, lflag); } exit(0); }
int main(int argc, char **argv) { int ch, aflag, lflag; char *buf, *cp; long l; effective_uid = geteuid(); real_uid = getuid(); effective_gid = getegid(); real_gid = getgid(); PRIV_END; /* be safe */ if (gethostname(host, sizeof(host)) != 0) err(1, "gethostname"); openlog("lpq", 0, LOG_LPR); aflag = lflag = 0; while ((ch = getopt(argc, argv, "alP:w:")) != -1) { switch(ch) { case 'a': ++aflag; break; case 'l': /* long output */ ++lflag; break; case 'P': /* printer name */ printer = optarg; break; case 'w': l = strtol(optarg, &cp, 10); if (*cp != '\0' || l < 0 || l >= INT_MAX) errx(1, "wait time must be postive integer: %s", optarg); wait_time = (u_int)l; if (wait_time < 30) warnx("warning: wait time less than 30 seconds"); break; case '?': default: usage(); } } if (!aflag && printer == NULL && (printer = getenv("PRINTER")) == NULL) printer = DEFLP; for (argc -= optind, argv += optind; argc; --argc, ++argv) if (isdigit((unsigned char)argv[0][0])) { if (requests >= MAXREQUESTS) fatal("too many requests"); requ[requests++] = atoi(*argv); } else { if (users >= MAXUSERS) fatal("too many users"); user[users++] = *argv; } if (aflag) { while (cgetnext(&buf, printcapdb) > 0) { if (ckqueue(buf) <= 0) { free(buf); continue; /* no jobs */ } for (cp = buf; *cp; cp++) if (*cp == '|' || *cp == ':') { *cp = '\0'; break; } printer = buf; printf("%s:\n", printer); displayq(lflag); free(buf); printf("\n"); } } else displayq(lflag); exit(0); }