14a1a0dbeSGarrett Wollman /* 24a1a0dbeSGarrett Wollman * Copyright (c) 1983, 1993 34a1a0dbeSGarrett Wollman * The Regents of the University of California. All rights reserved. 44a1a0dbeSGarrett Wollman * (c) UNIX System Laboratories, Inc. 54a1a0dbeSGarrett Wollman * All or some portions of this file are derived from material licensed 64a1a0dbeSGarrett Wollman * to the University of California by American Telephone and Telegraph 74a1a0dbeSGarrett Wollman * Co. or Unix System Laboratories, Inc. and are reproduced herein with 84a1a0dbeSGarrett Wollman * the permission of UNIX System Laboratories, Inc. 94a1a0dbeSGarrett Wollman * 104a1a0dbeSGarrett Wollman * Redistribution and use in source and binary forms, with or without 114a1a0dbeSGarrett Wollman * modification, are permitted provided that the following conditions 124a1a0dbeSGarrett Wollman * are met: 134a1a0dbeSGarrett Wollman * 1. Redistributions of source code must retain the above copyright 144a1a0dbeSGarrett Wollman * notice, this list of conditions and the following disclaimer. 154a1a0dbeSGarrett Wollman * 2. Redistributions in binary form must reproduce the above copyright 164a1a0dbeSGarrett Wollman * notice, this list of conditions and the following disclaimer in the 174a1a0dbeSGarrett Wollman * documentation and/or other materials provided with the distribution. 184a1a0dbeSGarrett Wollman * 3. All advertising materials mentioning features or use of this software 194a1a0dbeSGarrett Wollman * must display the following acknowledgement: 204a1a0dbeSGarrett Wollman * This product includes software developed by the University of 214a1a0dbeSGarrett Wollman * California, Berkeley and its contributors. 224a1a0dbeSGarrett Wollman * 4. Neither the name of the University nor the names of its contributors 234a1a0dbeSGarrett Wollman * may be used to endorse or promote products derived from this software 244a1a0dbeSGarrett Wollman * without specific prior written permission. 254a1a0dbeSGarrett Wollman * 264a1a0dbeSGarrett Wollman * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 274a1a0dbeSGarrett Wollman * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 284a1a0dbeSGarrett Wollman * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 294a1a0dbeSGarrett Wollman * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 304a1a0dbeSGarrett Wollman * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 314a1a0dbeSGarrett Wollman * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 324a1a0dbeSGarrett Wollman * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 334a1a0dbeSGarrett Wollman * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 344a1a0dbeSGarrett Wollman * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 354a1a0dbeSGarrett Wollman * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 364a1a0dbeSGarrett Wollman * SUCH DAMAGE. 374a1a0dbeSGarrett Wollman * 384a1a0dbeSGarrett Wollman * From: @(#)common.c 8.5 (Berkeley) 4/28/95 394a1a0dbeSGarrett Wollman */ 404a1a0dbeSGarrett Wollman 414a1a0dbeSGarrett Wollman #ifndef lint 424a1a0dbeSGarrett Wollman static const char rcsid[] = 4397d92980SPeter Wemm "$FreeBSD$"; 444a1a0dbeSGarrett Wollman #endif /* not lint */ 454a1a0dbeSGarrett Wollman 464a1a0dbeSGarrett Wollman #include <errno.h> 474a1a0dbeSGarrett Wollman #include <stdio.h> 484a1a0dbeSGarrett Wollman #include <stdlib.h> 494a1a0dbeSGarrett Wollman #include <string.h> 504a1a0dbeSGarrett Wollman #include <unistd.h> 514a1a0dbeSGarrett Wollman 524a1a0dbeSGarrett Wollman #include <sys/param.h> /* required for lp.h, but not used here */ 534a1a0dbeSGarrett Wollman #include <sys/dirent.h> /* ditto */ 544a1a0dbeSGarrett Wollman #include "lp.h" 554a1a0dbeSGarrett Wollman #include "lp.local.h" 564a1a0dbeSGarrett Wollman #include "pathnames.h" 574a1a0dbeSGarrett Wollman 584a1a0dbeSGarrett Wollman /* 594a1a0dbeSGarrett Wollman * Routines and data used in processing the printcap file. 604a1a0dbeSGarrett Wollman */ 614a1a0dbeSGarrett Wollman static char *printcapdb[2] = { _PATH_PRINTCAP, 0 }; /* list for cget* */ 624a1a0dbeSGarrett Wollman 63ba7a1ad7SGarance A Drosehn static char *capdb_canonical_name(const char *_bp); 64ba7a1ad7SGarance A Drosehn static int capdb_getaltlog(char *_bp, const char *_shrt, 65ba7a1ad7SGarance A Drosehn const char *_lng); 66ba7a1ad7SGarance A Drosehn static int capdb_getaltnum(char *_bp, const char *_shrt, 67ba7a1ad7SGarance A Drosehn const char *_lng, long _dflt, long *_result); 68ba7a1ad7SGarance A Drosehn static int capdb_getaltstr(char *_bp, const char *_shrt, 69ba7a1ad7SGarance A Drosehn const char *lng, const char *_dflt, char **_result); 70ba7a1ad7SGarance A Drosehn static int getprintcap_int(char *_bp, struct printer *_pp); 714a1a0dbeSGarrett Wollman 724a1a0dbeSGarrett Wollman /* 734a1a0dbeSGarrett Wollman * Change the name of the printcap file. Used by chkprintcap(8), 744a1a0dbeSGarrett Wollman * but could be used by other members of the suite with appropriate 754a1a0dbeSGarrett Wollman * security measures. 764a1a0dbeSGarrett Wollman */ 774a1a0dbeSGarrett Wollman void 784a1a0dbeSGarrett Wollman setprintcap(char *newfile) 794a1a0dbeSGarrett Wollman { 804a1a0dbeSGarrett Wollman printcapdb[0] = newfile; 814a1a0dbeSGarrett Wollman } 824a1a0dbeSGarrett Wollman 834a1a0dbeSGarrett Wollman /* 844a1a0dbeSGarrett Wollman * Read the printcap database for printer `printer' into the 854a1a0dbeSGarrett Wollman * struct printer pointed by `pp'. Return values are as for 864a1a0dbeSGarrett Wollman * cgetent(3): -1 means we could not find what we wanted, -2 874a1a0dbeSGarrett Wollman * means a system error occurred (and errno is set), -3 if a 884a1a0dbeSGarrett Wollman * reference (`tc=') loop was detected, and 0 means success. 894a1a0dbeSGarrett Wollman * 904a1a0dbeSGarrett Wollman * Copied from lpr; should add additional capabilities as they 914a1a0dbeSGarrett Wollman * are required by the other programs in the suite so that 924a1a0dbeSGarrett Wollman * printcap-reading is consistent across the entire family. 934a1a0dbeSGarrett Wollman */ 944a1a0dbeSGarrett Wollman int 954a1a0dbeSGarrett Wollman getprintcap(const char *printer, struct printer *pp) 964a1a0dbeSGarrett Wollman { 974a1a0dbeSGarrett Wollman int status; 984a1a0dbeSGarrett Wollman char *XXX; 994a1a0dbeSGarrett Wollman char *bp; 1004a1a0dbeSGarrett Wollman 1014a1a0dbeSGarrett Wollman /* 1024a1a0dbeSGarrett Wollman * A bug in the declaration of cgetent(3) means that we have 1034a1a0dbeSGarrett Wollman * to hide the constness of its third argument. 1044a1a0dbeSGarrett Wollman */ 1054a1a0dbeSGarrett Wollman XXX = (char *)printer; 1064a1a0dbeSGarrett Wollman if ((status = cgetent(&bp, printcapdb, XXX)) < 0) 1074a1a0dbeSGarrett Wollman return status; 1084a1a0dbeSGarrett Wollman status = getprintcap_int(bp, pp); 1094a1a0dbeSGarrett Wollman free(bp); 1104a1a0dbeSGarrett Wollman return status; 1114a1a0dbeSGarrett Wollman } 1124a1a0dbeSGarrett Wollman 1134a1a0dbeSGarrett Wollman /* 1144a1a0dbeSGarrett Wollman * Map the status values returned by cgetfirst/cgetnext into those 1154a1a0dbeSGarrett Wollman * used by cgetent, returning truth if there are more records to 1164a1a0dbeSGarrett Wollman * examine. This points out what is arguably a bug in the cget* 1174a1a0dbeSGarrett Wollman * interface (or at least a nasty wart). 1184a1a0dbeSGarrett Wollman */ 1194a1a0dbeSGarrett Wollman static int 1204a1a0dbeSGarrett Wollman firstnextmap(int *status) 1214a1a0dbeSGarrett Wollman { 1224a1a0dbeSGarrett Wollman switch (*status) { 1234a1a0dbeSGarrett Wollman case 0: 1244a1a0dbeSGarrett Wollman return 0; 1254a1a0dbeSGarrett Wollman case 1: 1264a1a0dbeSGarrett Wollman *status = 0; 1274a1a0dbeSGarrett Wollman return 1; 1284a1a0dbeSGarrett Wollman case 2: 1294a1a0dbeSGarrett Wollman *status = 1; 1304a1a0dbeSGarrett Wollman return 1; 1314a1a0dbeSGarrett Wollman case -1: 1324a1a0dbeSGarrett Wollman *status = -2; 1334a1a0dbeSGarrett Wollman return 0; 1344a1a0dbeSGarrett Wollman case -2: 1354a1a0dbeSGarrett Wollman *status = -3; 1364a1a0dbeSGarrett Wollman return 1; 1374a1a0dbeSGarrett Wollman default: 1384a1a0dbeSGarrett Wollman return 0; 1394a1a0dbeSGarrett Wollman } 1404a1a0dbeSGarrett Wollman } 1414a1a0dbeSGarrett Wollman 1424a1a0dbeSGarrett Wollman /* 1434a1a0dbeSGarrett Wollman * Scan through the database of printers using cgetfirst/cgetnext. 1444a1a0dbeSGarrett Wollman * Return false of error or end-of-database; else true. 1454a1a0dbeSGarrett Wollman */ 1464a1a0dbeSGarrett Wollman int 1474a1a0dbeSGarrett Wollman firstprinter(struct printer *pp, int *error) 1484a1a0dbeSGarrett Wollman { 1494a1a0dbeSGarrett Wollman int status; 1504a1a0dbeSGarrett Wollman char *bp; 1514a1a0dbeSGarrett Wollman 1524a1a0dbeSGarrett Wollman init_printer(pp); 1534a1a0dbeSGarrett Wollman status = cgetfirst(&bp, printcapdb); 1544a1a0dbeSGarrett Wollman if (firstnextmap(&status) == 0) { 1554a1a0dbeSGarrett Wollman if (error) 1564a1a0dbeSGarrett Wollman *error = status; 1574a1a0dbeSGarrett Wollman return 0; 1584a1a0dbeSGarrett Wollman } 1594a1a0dbeSGarrett Wollman if (error) 1604a1a0dbeSGarrett Wollman *error = status; 1614a1a0dbeSGarrett Wollman status = getprintcap_int(bp, pp); 1624a1a0dbeSGarrett Wollman free(bp); 1634a1a0dbeSGarrett Wollman if (error && status) 1644a1a0dbeSGarrett Wollman *error = status; 1654a1a0dbeSGarrett Wollman return 1; 1664a1a0dbeSGarrett Wollman } 1674a1a0dbeSGarrett Wollman 1684a1a0dbeSGarrett Wollman int 1694a1a0dbeSGarrett Wollman nextprinter(struct printer *pp, int *error) 1704a1a0dbeSGarrett Wollman { 1714a1a0dbeSGarrett Wollman int status; 1724a1a0dbeSGarrett Wollman char *bp; 1734a1a0dbeSGarrett Wollman 1744a1a0dbeSGarrett Wollman free_printer(pp); 1754a1a0dbeSGarrett Wollman status = cgetnext(&bp, printcapdb); 1764a1a0dbeSGarrett Wollman if (firstnextmap(&status) == 0) { 1774a1a0dbeSGarrett Wollman if (error) 1784a1a0dbeSGarrett Wollman *error = status; 1794a1a0dbeSGarrett Wollman return 0; 1804a1a0dbeSGarrett Wollman } 1814a1a0dbeSGarrett Wollman if (error) 1824a1a0dbeSGarrett Wollman *error = status; 1834a1a0dbeSGarrett Wollman status = getprintcap_int(bp, pp); 1844a1a0dbeSGarrett Wollman free(bp); 1854a1a0dbeSGarrett Wollman if (error && status) 1864a1a0dbeSGarrett Wollman *error = status; 1874a1a0dbeSGarrett Wollman return 1; 1884a1a0dbeSGarrett Wollman } 1894a1a0dbeSGarrett Wollman 1904a1a0dbeSGarrett Wollman void 1914a1a0dbeSGarrett Wollman lastprinter(void) 1924a1a0dbeSGarrett Wollman { 1934a1a0dbeSGarrett Wollman cgetclose(); 1944a1a0dbeSGarrett Wollman } 1954a1a0dbeSGarrett Wollman 1964a1a0dbeSGarrett Wollman /* 1974a1a0dbeSGarrett Wollman * This must match the order of declaration of enum filter in lp.h. 1984a1a0dbeSGarrett Wollman */ 1994a1a0dbeSGarrett Wollman static const char *filters[] = { 2004a1a0dbeSGarrett Wollman "cf", "df", "gf", "if", "nf", "of", "rf", "tf", "vf" 2014a1a0dbeSGarrett Wollman }; 2024a1a0dbeSGarrett Wollman 2034a1a0dbeSGarrett Wollman static const char *longfilters[] = { 2044a1a0dbeSGarrett Wollman "filt.cifplot", "filt.dvi", "filt.plot", "filt.input", "filt.ditroff", 2054a1a0dbeSGarrett Wollman "filt.output", "filt.fortran", "filt.troff", "filt.raster" 2064a1a0dbeSGarrett Wollman }; 2074a1a0dbeSGarrett Wollman 2084a1a0dbeSGarrett Wollman /* 2094a1a0dbeSGarrett Wollman * Internal routine for both getprintcap() and nextprinter(). 2104a1a0dbeSGarrett Wollman * Actually parse the printcap entry using cget* functions. 2114a1a0dbeSGarrett Wollman * Also attempt to figure out the canonical name of the printer 2124a1a0dbeSGarrett Wollman * and store a malloced copy of it in pp->printer. 2134a1a0dbeSGarrett Wollman */ 2144a1a0dbeSGarrett Wollman static int 215ba7a1ad7SGarance A Drosehn getprintcap_int(char *bp, struct printer *pp) 2164a1a0dbeSGarrett Wollman { 2174a1a0dbeSGarrett Wollman enum lpd_filters filt; 218d5483ddfSJordan K. Hubbard char *rp_name; 219d5483ddfSJordan K. Hubbard int error; 2204a1a0dbeSGarrett Wollman 2214a1a0dbeSGarrett Wollman if ((pp->printer = capdb_canonical_name(bp)) == 0) 2224a1a0dbeSGarrett Wollman return PCAPERR_OSERR; 2234a1a0dbeSGarrett Wollman 2244a1a0dbeSGarrett Wollman #define CHK(x) do {if ((x) == PCAPERR_OSERR) return PCAPERR_OSERR;}while(0) 2254a1a0dbeSGarrett Wollman CHK(capdb_getaltstr(bp, "af", "acct.file", 0, &pp->acct_file)); 2264a1a0dbeSGarrett Wollman CHK(capdb_getaltnum(bp, "br", "tty.rate", 0, &pp->baud_rate)); 2274a1a0dbeSGarrett Wollman CHK(capdb_getaltnum(bp, "ct", "remote.timeout", DEFTIMEOUT, 2284a1a0dbeSGarrett Wollman &pp->conn_timeout)); 2294a1a0dbeSGarrett Wollman CHK(capdb_getaltnum(bp, "du", "daemon.user", DEFUID, 2304a1a0dbeSGarrett Wollman &pp->daemon_user)); 2314a1a0dbeSGarrett Wollman CHK(capdb_getaltstr(bp, "ff", "job.formfeed", DEFFF, &pp->form_feed)); 2324a1a0dbeSGarrett Wollman CHK(capdb_getaltstr(bp, "lf", "spool.log", _PATH_CONSOLE, 2334a1a0dbeSGarrett Wollman &pp->log_file)); 2344a1a0dbeSGarrett Wollman CHK(capdb_getaltstr(bp, "lo", "spool.lock", DEFLOCK, &pp->lock_file)); 2354a1a0dbeSGarrett Wollman CHK(capdb_getaltstr(bp, "lp", "tty.device", _PATH_DEFDEVLP, &pp->lp)); 2364a1a0dbeSGarrett Wollman CHK(capdb_getaltnum(bp, "mc", "max.copies", DEFMAXCOPIES, 2374a1a0dbeSGarrett Wollman &pp->max_copies)); 2384a1a0dbeSGarrett Wollman CHK(capdb_getaltstr(bp, "ms", "tty.mode", 0, &pp->mode_set)); 2394a1a0dbeSGarrett Wollman CHK(capdb_getaltnum(bp, "mx", "max.blocks", DEFMX, &pp->max_blocks)); 2404a1a0dbeSGarrett Wollman CHK(capdb_getaltnum(bp, "pc", "acct.price", 0, &pp->price100)); 2414a1a0dbeSGarrett Wollman CHK(capdb_getaltnum(bp, "pl", "page.length", DEFLENGTH, 2424a1a0dbeSGarrett Wollman &pp->page_length)); 2434a1a0dbeSGarrett Wollman CHK(capdb_getaltnum(bp, "pw", "page.width", DEFWIDTH, 2444a1a0dbeSGarrett Wollman &pp->page_width)); 2454a1a0dbeSGarrett Wollman CHK(capdb_getaltnum(bp, "px", "page.pwidth", 0, &pp->page_pwidth)); 2464a1a0dbeSGarrett Wollman CHK(capdb_getaltnum(bp, "py", "page.plength", 0, &pp->page_plength)); 2474a1a0dbeSGarrett Wollman CHK(capdb_getaltstr(bp, "rg", "daemon.restrictgrp", 0, 2484a1a0dbeSGarrett Wollman &pp->restrict_grp)); 2494a1a0dbeSGarrett Wollman CHK(capdb_getaltstr(bp, "rm", "remote.host", 0, &pp->remote_host)); 2504a1a0dbeSGarrett Wollman CHK(capdb_getaltstr(bp, "rp", "remote.queue", DEFLP, 2514a1a0dbeSGarrett Wollman &pp->remote_queue)); 2524a1a0dbeSGarrett Wollman CHK(capdb_getaltstr(bp, "sd", "spool.dir", _PATH_DEFSPOOL, 2534a1a0dbeSGarrett Wollman &pp->spool_dir)); 2546522ebecSGarance A Drosehn CHK(capdb_getaltstr(bp, "sr", "stat.recv", 0, &pp->stat_recv)); 2556522ebecSGarance A Drosehn CHK(capdb_getaltstr(bp, "ss", "stat.send", 0, &pp->stat_send)); 2564a1a0dbeSGarrett Wollman CHK(capdb_getaltstr(bp, "st", "spool.status", DEFSTAT, 2574a1a0dbeSGarrett Wollman &pp->status_file)); 2584a1a0dbeSGarrett Wollman CHK(capdb_getaltstr(bp, "tr", "job.trailer", 0, &pp->trailer)); 2594a1a0dbeSGarrett Wollman 2604a1a0dbeSGarrett Wollman pp->restricted = capdb_getaltlog(bp, "rs", "daemon.restricted"); 2614a1a0dbeSGarrett Wollman pp->short_banner = capdb_getaltlog(bp, "sb", "banner.short"); 2624a1a0dbeSGarrett Wollman pp->no_copies = capdb_getaltlog(bp, "sc", "job.no_copies"); 2634a1a0dbeSGarrett Wollman pp->no_formfeed = capdb_getaltlog(bp, "sf", "job.no_formfeed"); 2644a1a0dbeSGarrett Wollman pp->no_header = capdb_getaltlog(bp, "sh", "banner.disable"); 2654a1a0dbeSGarrett Wollman pp->header_last = capdb_getaltlog(bp, "hl", "banner.last"); 2664a1a0dbeSGarrett Wollman pp->rw = capdb_getaltlog(bp, "rw", "tty.rw"); 2678ff467c6SGarrett Wollman pp->tof = !capdb_getaltlog(bp, "fo", "job.topofform"); 2684a1a0dbeSGarrett Wollman 2694a1a0dbeSGarrett Wollman /* 270d5483ddfSJordan K. Hubbard * Decide if the remote printer name matches the local printer name. 271d5483ddfSJordan K. Hubbard * If no name is given then we assume they mean them to match. 272d5483ddfSJordan K. Hubbard * If a name is given see if the rp_name is one of the names for 273d5483ddfSJordan K. Hubbard * this printer. 274d5483ddfSJordan K. Hubbard */ 275d5483ddfSJordan K. Hubbard pp->rp_matches_local = 1; 276d5483ddfSJordan K. Hubbard CHK((error = capdb_getaltstr(bp, "rp", "remote.queue", 0, &rp_name))); 277d5483ddfSJordan K. Hubbard if (error != PCAPERR_NOTFOUND && rp_name != NULL) { 278d5483ddfSJordan K. Hubbard if (cgetmatch(bp,rp_name) != 0) 279d5483ddfSJordan K. Hubbard pp->rp_matches_local = 0; 280d5483ddfSJordan K. Hubbard free(rp_name); 281d5483ddfSJordan K. Hubbard } 282d5483ddfSJordan K. Hubbard 283d5483ddfSJordan K. Hubbard /* 2844a1a0dbeSGarrett Wollman * Filters: 2854a1a0dbeSGarrett Wollman */ 2864a1a0dbeSGarrett Wollman for (filt = 0; filt < LPF_COUNT; filt++) { 2874a1a0dbeSGarrett Wollman CHK(capdb_getaltstr(bp, filters[filt], longfilters[filt], 0, 2884a1a0dbeSGarrett Wollman &pp->filters[filt])); 2894a1a0dbeSGarrett Wollman } 2904a1a0dbeSGarrett Wollman 2914a1a0dbeSGarrett Wollman return 0; 2924a1a0dbeSGarrett Wollman } 2934a1a0dbeSGarrett Wollman 2944a1a0dbeSGarrett Wollman /* 2954a1a0dbeSGarrett Wollman * Decode the error codes returned by cgetent() using the names we 2964a1a0dbeSGarrett Wollman * made up for them from "lp.h". 2974a1a0dbeSGarrett Wollman * This would have been much better done with Common Error, >sigh<. 2984a1a0dbeSGarrett Wollman * Perhaps this can be fixed in the next incarnation of cget*. 2994a1a0dbeSGarrett Wollman */ 3004a1a0dbeSGarrett Wollman const char * 3014a1a0dbeSGarrett Wollman pcaperr(int error) 3024a1a0dbeSGarrett Wollman { 3034a1a0dbeSGarrett Wollman switch(error) { 3044a1a0dbeSGarrett Wollman case PCAPERR_TCOPEN: 3054a1a0dbeSGarrett Wollman return "unresolved tc= expansion"; 3064a1a0dbeSGarrett Wollman case PCAPERR_SUCCESS: 3074a1a0dbeSGarrett Wollman return "no error"; 3084a1a0dbeSGarrett Wollman case PCAPERR_NOTFOUND: 3094a1a0dbeSGarrett Wollman return "printer not found"; 3104a1a0dbeSGarrett Wollman case PCAPERR_OSERR: 3114a1a0dbeSGarrett Wollman return strerror(errno); 3124a1a0dbeSGarrett Wollman case PCAPERR_TCLOOP: 3134a1a0dbeSGarrett Wollman return "loop detected in tc= expansion"; 3144a1a0dbeSGarrett Wollman default: 3154a1a0dbeSGarrett Wollman return "unknown printcap error"; 3164a1a0dbeSGarrett Wollman } 3174a1a0dbeSGarrett Wollman } 3184a1a0dbeSGarrett Wollman 3194a1a0dbeSGarrett Wollman /* 3204a1a0dbeSGarrett Wollman * Initialize a `struct printer' to contain values harmless to 3214a1a0dbeSGarrett Wollman * the other routines in liblpr. 3224a1a0dbeSGarrett Wollman */ 3234a1a0dbeSGarrett Wollman void 3244a1a0dbeSGarrett Wollman init_printer(struct printer *pp) 3254a1a0dbeSGarrett Wollman { 3264a1a0dbeSGarrett Wollman static struct printer zero; 3274a1a0dbeSGarrett Wollman *pp = zero; 3284a1a0dbeSGarrett Wollman } 3294a1a0dbeSGarrett Wollman 3304a1a0dbeSGarrett Wollman /* 3314a1a0dbeSGarrett Wollman * Free the dynamically-allocated strings in a `struct printer'. 3324a1a0dbeSGarrett Wollman * Idempotent. 3334a1a0dbeSGarrett Wollman */ 3344a1a0dbeSGarrett Wollman void 3354a1a0dbeSGarrett Wollman free_printer(struct printer *pp) 3364a1a0dbeSGarrett Wollman { 3374a1a0dbeSGarrett Wollman enum lpd_filters filt; 3384a1a0dbeSGarrett Wollman #define cfree(x) do { if (x) free(x); } while(0) 3394a1a0dbeSGarrett Wollman cfree(pp->printer); 3404a1a0dbeSGarrett Wollman cfree(pp->acct_file); 3414a1a0dbeSGarrett Wollman for (filt = 0; filt < LPF_COUNT; filt++) 3424a1a0dbeSGarrett Wollman cfree(pp->filters[filt]); 3434a1a0dbeSGarrett Wollman cfree(pp->form_feed); 3444a1a0dbeSGarrett Wollman cfree(pp->log_file); 3454a1a0dbeSGarrett Wollman cfree(pp->lock_file); 3464a1a0dbeSGarrett Wollman cfree(pp->lp); 3474a1a0dbeSGarrett Wollman cfree(pp->restrict_grp); 3484a1a0dbeSGarrett Wollman cfree(pp->remote_host); 3494a1a0dbeSGarrett Wollman cfree(pp->remote_queue); 3504a1a0dbeSGarrett Wollman cfree(pp->spool_dir); 3516522ebecSGarance A Drosehn cfree(pp->stat_recv); 3526522ebecSGarance A Drosehn cfree(pp->stat_send); 3534a1a0dbeSGarrett Wollman cfree(pp->status_file); 3544a1a0dbeSGarrett Wollman cfree(pp->trailer); 3554a1a0dbeSGarrett Wollman cfree(pp->mode_set); 3564a1a0dbeSGarrett Wollman 3574a1a0dbeSGarrett Wollman init_printer(pp); 3584a1a0dbeSGarrett Wollman } 3594a1a0dbeSGarrett Wollman 3604a1a0dbeSGarrett Wollman 3614a1a0dbeSGarrett Wollman /* 3624a1a0dbeSGarrett Wollman * The following routines are part of what would be a sensible library 3634a1a0dbeSGarrett Wollman * interface to capability databases. Maybe someday this will become 3644a1a0dbeSGarrett Wollman * the default. 3654a1a0dbeSGarrett Wollman */ 3664a1a0dbeSGarrett Wollman 3674a1a0dbeSGarrett Wollman /* 3684a1a0dbeSGarrett Wollman * It provides similar functionality to cgetstr(), 3694a1a0dbeSGarrett Wollman * except that it provides for both a long and a short 3704a1a0dbeSGarrett Wollman * capability name and allows for a default to be specified. 3714a1a0dbeSGarrett Wollman */ 3724a1a0dbeSGarrett Wollman static int 3734a1a0dbeSGarrett Wollman capdb_getaltstr(char *bp, const char *shrt, const char *lng, 3744a1a0dbeSGarrett Wollman const char *dflt, char **result) 3754a1a0dbeSGarrett Wollman { 3764a1a0dbeSGarrett Wollman int status; 3774a1a0dbeSGarrett Wollman 3784a1a0dbeSGarrett Wollman status = cgetstr(bp, (char *)/*XXX*/lng, result); 3794a1a0dbeSGarrett Wollman if (status >= 0 || status == PCAPERR_OSERR) 3804a1a0dbeSGarrett Wollman return status; 3814a1a0dbeSGarrett Wollman status = cgetstr(bp, (char *)/*XXX*/shrt, result); 3824a1a0dbeSGarrett Wollman if (status >= 0 || status == PCAPERR_OSERR) 3834a1a0dbeSGarrett Wollman return status; 3844a1a0dbeSGarrett Wollman if (dflt) { 3854a1a0dbeSGarrett Wollman *result = strdup(dflt); 3864a1a0dbeSGarrett Wollman if (*result == 0) 3874a1a0dbeSGarrett Wollman return PCAPERR_OSERR; 3884a1a0dbeSGarrett Wollman return strlen(*result); 3894a1a0dbeSGarrett Wollman } 3904a1a0dbeSGarrett Wollman return PCAPERR_NOTFOUND; 3914a1a0dbeSGarrett Wollman } 3924a1a0dbeSGarrett Wollman 3934a1a0dbeSGarrett Wollman /* 3944a1a0dbeSGarrett Wollman * The same, only for integers. 3954a1a0dbeSGarrett Wollman */ 3964a1a0dbeSGarrett Wollman static int 3974a1a0dbeSGarrett Wollman capdb_getaltnum(char *bp, const char *shrt, const char *lng, long dflt, 3984a1a0dbeSGarrett Wollman long *result) 3994a1a0dbeSGarrett Wollman { 4004a1a0dbeSGarrett Wollman int status; 4014a1a0dbeSGarrett Wollman 4024a1a0dbeSGarrett Wollman status = cgetnum(bp, (char *)/*XXX*/lng, result); 4034a1a0dbeSGarrett Wollman if (status >= 0) 4044a1a0dbeSGarrett Wollman return status; 4054a1a0dbeSGarrett Wollman status = cgetnum(bp, (char *)/*XXX*/shrt, result); 4064a1a0dbeSGarrett Wollman if (status >= 0) 4074a1a0dbeSGarrett Wollman return status; 4084a1a0dbeSGarrett Wollman *result = dflt; 4094a1a0dbeSGarrett Wollman return 0; 4104a1a0dbeSGarrett Wollman } 4114a1a0dbeSGarrett Wollman 4124a1a0dbeSGarrett Wollman /* 4134a1a0dbeSGarrett Wollman * Likewise for logical values. There's no need for a default parameter 4144a1a0dbeSGarrett Wollman * because the default is always false. 4154a1a0dbeSGarrett Wollman */ 4164a1a0dbeSGarrett Wollman static int 4174a1a0dbeSGarrett Wollman capdb_getaltlog(char *bp, const char *shrt, const char *lng) 4184a1a0dbeSGarrett Wollman { 4194a1a0dbeSGarrett Wollman if (cgetcap(bp, (char *)/*XXX*/lng, ':')) 4204a1a0dbeSGarrett Wollman return 1; 4214a1a0dbeSGarrett Wollman if (cgetcap(bp, (char *)/*XXX*/shrt, ':')) 4224a1a0dbeSGarrett Wollman return 1; 4234a1a0dbeSGarrett Wollman return 0; 4244a1a0dbeSGarrett Wollman } 4254a1a0dbeSGarrett Wollman 4264a1a0dbeSGarrett Wollman /* 4274a1a0dbeSGarrett Wollman * Also should be a part of a better cget* library. 4284a1a0dbeSGarrett Wollman * Given a capdb entry, attempt to figure out what its canonical name 4294a1a0dbeSGarrett Wollman * is, and return a malloced copy of it. The canonical name is 4304a1a0dbeSGarrett Wollman * considered to be the first one listed. 4314a1a0dbeSGarrett Wollman */ 4324a1a0dbeSGarrett Wollman static char * 4334a1a0dbeSGarrett Wollman capdb_canonical_name(const char *bp) 4344a1a0dbeSGarrett Wollman { 4354a1a0dbeSGarrett Wollman char *retval; 4364a1a0dbeSGarrett Wollman const char *nameend; 4374a1a0dbeSGarrett Wollman 4384a1a0dbeSGarrett Wollman nameend = strpbrk(bp, "|:"); 4394a1a0dbeSGarrett Wollman if (nameend == 0) 4404a1a0dbeSGarrett Wollman nameend = bp + 1; 4414a1a0dbeSGarrett Wollman if ((retval = malloc(nameend - bp + 1)) != 0) { 4424a1a0dbeSGarrett Wollman retval[0] = '\0'; 4434a1a0dbeSGarrett Wollman strncat(retval, bp, nameend - bp); 4444a1a0dbeSGarrett Wollman } 4454a1a0dbeSGarrett Wollman return retval; 4464a1a0dbeSGarrett Wollman } 4474a1a0dbeSGarrett Wollman 4484a1a0dbeSGarrett Wollman 449