1/*
2 * Copyright (c) 1997 Adrian Sun (asun@zoology.washington.edu)
3 * Copyright (c) 1990,1993 Regents of The University of Michigan.
4 * All Rights Reserved.  See COPYRIGHT.
5 *
6 * modified from main.c. this handles afp options.
7 */
8
9#ifdef HAVE_CONFIG_H
10#include "config.h"
11#endif /* HAVE_CONFIG_H */
12
13#include <stdio.h>
14#include <stdlib.h>
15#include <string.h>
16#include <ctype.h>
17#include <unistd.h>
18#include <sys/param.h>
19#include <sys/socket.h>
20#include <atalk/logger.h>
21
22#include <netinet/in.h>
23#include <arpa/inet.h>
24
25#ifdef HAVE_NETDB_H
26#include <netdb.h>
27#endif /* HAVE_NETDB_H */
28
29#ifdef ADMIN_GRP
30#include <grp.h>
31#include <sys/types.h>
32#endif /* ADMIN_GRP */
33
34#include <atalk/paths.h>
35#include <atalk/util.h>
36#include <atalk/compat.h>
37#include <atalk/globals.h>
38#include <atalk/fce_api.h>
39
40#include "status.h"
41#include "auth.h"
42#include "dircache.h"
43
44#ifndef MIN
45#define MIN(a, b)  ((a) < (b) ? (a) : (b))
46#endif /* MIN */
47
48/* FIXME CNID */
49const char *Cnid_srv = "localhost";
50const char *Cnid_port = "4700";
51
52#define OPTIONS "dn:f:s:uc:g:P:ptDS:TL:F:U:hIvVm:"
53#define LENGTH 512
54
55/* return an option. this uses an internal array, so it's necessary
56 * to duplicate it if you want to hold it for long. this is probably
57 * non-optimal. */
58static char *getoption(char *buf, const char *option)
59{
60    static char string[LENGTH + 1];
61    char *end;
62    int len;
63
64    if (option && (buf = strstr(buf, option)))
65        buf = strpbrk(buf, " \t");
66
67    while (buf && isspace(*buf))
68        buf++;
69
70    if (!buf)
71        return NULL;
72
73    /* search for any quoted stuff */
74    if (*buf == '"' && (end = strchr(buf + 1, '"'))) {
75        buf++;
76        len = MIN(end - buf, LENGTH);
77    } else if ((end = strpbrk(buf, " \t\n"))) /* option or eoln */
78        len = MIN(end - buf, LENGTH);
79    else
80        len = MIN(strlen(buf), LENGTH);
81
82    strncpy(string, buf, len);
83    string[len] = '\0';
84    return string;
85}
86
87/* get rid of any allocated afp_option buffers. */
88void afp_options_free(struct afp_options *opt,
89                      const struct afp_options *save)
90{
91    if (opt->defaultvol.name && (opt->defaultvol.name != save->defaultvol.name))
92        free(opt->defaultvol.name);
93    if (opt->defaultvol.full_name && (opt->defaultvol.full_name != save->defaultvol.full_name))
94        free(opt->defaultvol.full_name);
95
96    if (opt->systemvol.name && (opt->systemvol.name != save->systemvol.name))
97        free(opt->systemvol.name);
98    if (opt->systemvol.full_name && (opt->systemvol.full_name != save->systemvol.full_name))
99        free(opt->systemvol.full_name);
100
101    if (opt->uservol.name && (opt->uservol.name != save->uservol.name))
102        free(opt->uservol.name);
103    if (opt->uservol.full_name && (opt->uservol.full_name != save->uservol.full_name))
104        free(opt->uservol.full_name);
105
106    if (opt->loginmesg && (opt->loginmesg != save->loginmesg))
107        free(opt->loginmesg);
108    if (opt->guest && (opt->guest != save->guest))
109        free(opt->guest);
110    if (opt->server && (opt->server != save->server))
111        free(opt->server);
112    if (opt->ipaddr && (opt->ipaddr != save->ipaddr))
113        free(opt->ipaddr);
114    if (opt->port && (opt->port != save->port))
115        free(opt->port);
116    if (opt->fqdn && (opt->fqdn != save->fqdn))
117        free(opt->fqdn);
118    if (opt->uampath && (opt->uampath != save->uampath))
119        free(opt->uampath);
120    if (opt->uamlist && (opt->uamlist != save->uamlist))
121        free(opt->uamlist);
122    if (opt->passwdfile && (opt->passwdfile != save->passwdfile))
123        free(opt->passwdfile);
124    if (opt->signatureopt && (opt->signatureopt != save->signatureopt))
125	free(opt->signatureopt);
126    if (opt->k5service && (opt->k5service != save->k5service))
127	free(opt->k5service);
128    if (opt->k5realm && (opt->k5realm != save->k5realm))
129	free(opt->k5realm);
130    if (opt->k5keytab && (opt->k5keytab != save->k5keytab))
131	free(opt->k5keytab);
132    if (opt->unixcodepage && (opt->unixcodepage != save->unixcodepage))
133	free(opt->unixcodepage);
134    if (opt->maccodepage && (opt->maccodepage != save->maccodepage))
135	free(opt->maccodepage);
136
137    if (opt->ntdomain && (opt->ntdomain != save->ntdomain))
138	free(opt->ntdomain);
139    if (opt->ntseparator && (opt->ntseparator != save->ntseparator))
140	free(opt->ntseparator);
141    if (opt->logconfig && (opt->logconfig != save->logconfig))
142	free(opt->logconfig);
143	if (opt->mimicmodel && (opt->mimicmodel != save->mimicmodel))
144	free(opt->mimicmodel);
145}
146
147/* initialize options */
148void afp_options_init(struct afp_options *options)
149{
150    memset(options, 0, sizeof(struct afp_options));
151    options->connections = 20;
152    options->pidfile = _PATH_AFPDLOCK;
153    options->defaultvol.name = _PATH_AFPDDEFVOL;
154    options->systemvol.name = _PATH_AFPDSYSVOL;
155    options->configfile = _PATH_AFPDCONF;
156    options->sigconffile = _PATH_AFPDSIGCONF;
157    options->uuidconf = _PATH_AFPDUUIDCONF;
158    options->uampath = _PATH_AFPDUAMPATH;
159    options->uamlist = "uams_dhx.so,uams_dhx2.so";
160    options->guest = "nobody";
161    options->loginmesg = "";
162    options->transports = AFPTRANS_TCP; /*  TCP only */
163    options->passwdfile = _PATH_AFPDPWFILE;
164    options->tickleval = 30;
165    options->timeout = 4;       /* 4 tickles = 2 minutes */
166    options->sleep = 10 * 60 * 2; /* 10 h in 30 seconds tick */
167    options->disconnected = 10 * 60 * 2; /* 10 h in 30 seconds tick */
168    options->server_notif = 1;
169    options->authprintdir = NULL;
170    options->signatureopt = "auto";
171    options->umask = 0;
172#ifdef ADMIN_GRP
173    options->admingid = 0;
174#endif /* ADMIN_GRP */
175    options->k5service = NULL;
176    options->k5realm = NULL;
177    options->k5keytab = NULL;
178    options->unixcharset = CH_UNIX;
179    options->unixcodepage = "LOCALE";
180    options->maccharset = CH_MAC;
181    options->maccodepage = "MAC_ROMAN";
182    options->volnamelen = 80; /* spec: 255, 10.1: 73, 10.4/10.5: 80 */
183    options->ntdomain = NULL;
184    options->ntseparator = NULL;
185#ifdef USE_SRVLOC
186    /* don't advertize slp by default */
187    options->flags |= OPTION_NOSLP;
188#endif
189    options->dircachesize = DEFAULT_MAX_DIRCACHE_SIZE;
190    options->flags |= OPTION_ACL2MACCESS;
191    options->flags |= OPTION_UUID;
192    options->tcp_sndbuf = 0;    /* 0 means don't change OS default */
193    options->tcp_rcvbuf = 0;    /* 0 means don't change OS default */
194    options->dsireadbuf = 12;
195	options->mimicmodel = NULL;
196}
197
198/* parse an afpd.conf line. i'm doing it this way because it's
199 * easy. it is, however, massively hokey. sample afpd.conf:
200 * server:AFPServer@zone -loginmesg "blah blah blah" -nodsi
201 * "private machine"@zone2 -noguest -port 11012
202 * server2 -nocleartxt -nodsi
203 *
204 * NOTE: this ignores unknown options
205 */
206int afp_options_parseline(char *buf, struct afp_options *options)
207{
208    char *c, *opt;
209
210    /* handle server */
211    if (*buf != '-' && (c = getoption(buf, NULL)) && (opt = strdup(c)))
212        options->server = opt;
213
214    /* parse toggles */
215    if (strstr(buf, " -nodebug"))
216        options->flags &= ~OPTION_DEBUG;
217#ifdef USE_SRVLOC
218    if (strstr(buf, " -slp"))
219        options->flags &= ~OPTION_NOSLP;
220#endif
221#ifdef USE_ZEROCONF
222    if (strstr(buf, " -nozeroconf"))
223        options->flags |= OPTION_NOZEROCONF;
224#endif
225    if (strstr(buf, " -nouservolfirst"))
226        options->flags &= ~OPTION_USERVOLFIRST;
227    if (strstr(buf, " -uservolfirst"))
228        options->flags |= OPTION_USERVOLFIRST;
229    if (strstr(buf, " -nouservol"))
230        options->flags |= OPTION_NOUSERVOL;
231    if (strstr(buf, " -uservol"))
232        options->flags &= ~OPTION_NOUSERVOL;
233    if (strstr(buf, " -proxy"))
234        options->flags |= OPTION_PROXY;
235    if (strstr(buf, " -noicon"))
236        options->flags &= ~OPTION_CUSTOMICON;
237    if (strstr(buf, " -icon"))
238        options->flags |= OPTION_CUSTOMICON;
239    if (strstr(buf, " -advertise_ssh"))
240        options->flags |= OPTION_ANNOUNCESSH;
241    if (strstr(buf, " -noacl2maccess"))
242        options->flags &= ~OPTION_ACL2MACCESS;
243
244    /* passwd bits */
245    if (strstr(buf, " -nosavepassword"))
246        options->passwdbits |= PASSWD_NOSAVE;
247    if (strstr(buf, " -savepassword"))
248        options->passwdbits &= ~PASSWD_NOSAVE;
249    if (strstr(buf, " -nosetpassword"))
250        options->passwdbits &= ~PASSWD_SET;
251    if (strstr(buf, " -setpassword"))
252        options->passwdbits |= PASSWD_SET;
253
254    /* transports */
255    if (strstr(buf, " -transall"))
256        options->transports = AFPTRANS_ALL;
257    if (strstr(buf, " -notransall"))
258        options->transports = AFPTRANS_NONE;
259    if (strstr(buf, " -tcp"))
260        options->transports |= AFPTRANS_TCP;
261    if (strstr(buf, " -notcp"))
262        options->transports &= ~AFPTRANS_TCP;
263    if (strstr(buf, " -ddp"))
264        options->transports |= AFPTRANS_DDP;
265    if (strstr(buf, " -noddp"))
266        options->transports &= ~AFPTRANS_DDP;
267    if (strstr(buf, "-client_polling"))
268        options->server_notif = 0;
269
270    /* figure out options w/ values. currently, this will ignore the setting
271     * if memory is lacking. */
272
273    if ((c = getoption(buf, "-hostname"))) {
274        int len = strlen (c);
275        if (len <= MAXHOSTNAMELEN) {
276            memcpy(options->hostname, c, len);
277            options->hostname[len] = 0;
278        }
279        else
280            LOG(log_info, logtype_afpd, "WARNING: hostname %s is too long (%d)",c,len);
281    }
282
283    if ((c = getoption(buf, "-defaultvol")) && (opt = strdup(c)))
284        options->defaultvol.name = opt;
285    if ((c = getoption(buf, "-systemvol")) && (opt = strdup(c)))
286        options->systemvol.name = opt;
287    if ((c = getoption(buf, "-loginmesg")) && (opt = strdup(c))) {
288        int i = 0, j = 0;
289        while (c[i]) {
290            if (c[i] != '\\') {
291                opt[j++] = c[i];
292            } else {
293                i++;
294                if (c[i] == 'n')
295                    opt[j++] = '\n';
296            }
297            i++;
298        }
299        opt[j] = 0;
300        options->loginmesg = opt;
301
302    }
303    if ((c = getoption(buf, "-guestname")) && (opt = strdup(c)))
304        options->guest = opt;
305    if ((c = getoption(buf, "-passwdfile")) && (opt = strdup(c)))
306        options->passwdfile = opt;
307    if ((c = getoption(buf, "-passwdminlen")))
308        options->passwdminlen = MIN(1, atoi(c));
309    if ((c = getoption(buf, "-loginmaxfail")))
310        options->loginmaxfail = atoi(c);
311    if ((c = getoption(buf, "-tickleval"))) {
312        options->tickleval = atoi(c);
313        if (options->tickleval <= 0) {
314            options->tickleval = 30;
315        }
316    }
317    if ((c = getoption(buf, "-timeout"))) {
318        options->timeout = atoi(c);
319        if (options->timeout <= 0) {
320            options->timeout = 4;
321        }
322    }
323
324    if ((c = getoption(buf, "-sleep"))) {
325        options->sleep = atoi(c) *120;
326        if (options->sleep <= 4) {
327            options->sleep = 4;
328        }
329    }
330
331    if ((c = getoption(buf, "-dsireadbuf"))) {
332        options->dsireadbuf = atoi(c);
333        if (options->dsireadbuf < 6)
334            options->dsireadbuf = 6;
335    }
336
337    if ((c = getoption(buf, "-server_quantum")))
338        options->server_quantum = strtoul(c, NULL, 0);
339
340    if ((c = getoption(buf, "-volnamelen"))) {
341        options->volnamelen = atoi(c);
342        if (options->volnamelen < 8) {
343            options->volnamelen = 8; /* max mangled volname "???#FFFF" */
344        }
345        if (options->volnamelen > 255) {
346	    options->volnamelen = 255; /* AFP3 spec */
347        }
348    }
349
350    /* -[no]setuplog <logtype> <loglevel> [<filename>]*/
351    c = buf;
352    /* Now THIS is hokey! Multiple occurrences are not supported by our current code, */
353    /* so I have to loop myself. */
354    while (NULL != (c = strstr(c, "-setuplog"))) {
355        char *optstr;
356        if ((optstr = getoption(c, "-setuplog"))) {
357            /* hokey2: options->logconfig must be converted to store an array of logstrings */
358            if (options->logconfig)
359                free(options->logconfig);
360            options->logconfig = strdup(optstr);
361            setuplog(optstr);
362            c += sizeof("-setuplog");
363        }
364    }
365
366    if ((c = getoption(buf, "-unsetuplog")))
367      unsetuplog(c);
368
369#ifdef ADMIN_GRP
370    if ((c = getoption(buf, "-admingroup"))) {
371        struct group *gr = getgrnam(c);
372        if (gr != NULL) {
373            options->admingid = gr->gr_gid;
374        }
375    }
376#endif /* ADMIN_GRP */
377
378    if ((c = getoption(buf, "-k5service")) && (opt = strdup(c)))
379	options->k5service = opt;
380    if ((c = getoption(buf, "-k5realm")) && (opt = strdup(c)))
381	options->k5realm = opt;
382    if ((c = getoption(buf, "-k5keytab"))) {
383	if ( NULL == (options->k5keytab = (char *) malloc(sizeof(char)*(strlen(c)+14)) )) {
384		LOG(log_error, logtype_afpd, "malloc failed");
385		exit(-1);
386	}
387	snprintf(options->k5keytab, strlen(c)+14, "KRB5_KTNAME=%s", c);
388	putenv(options->k5keytab);
389	/* setenv( "KRB5_KTNAME", c, 1 ); */
390    }
391    if ((c = getoption(buf, "-authprintdir")) && (opt = strdup(c)))
392        options->authprintdir = opt;
393    if ((c = getoption(buf, "-uampath")) && (opt = strdup(c)))
394        options->uampath = opt;
395    if ((c = getoption(buf, "-uamlist")) && (opt = strdup(c)))
396        options->uamlist = opt;
397
398    if ((c = getoption(buf, "-ipaddr"))) {
399#if 0
400        struct in_addr inaddr;
401        if (inet_aton(c, &inaddr) && (opt = strdup(c))) {
402            if (!gethostbyaddr((const char *) &inaddr, sizeof(inaddr), AF_INET))
403                LOG(log_info, logtype_afpd, "WARNING: can't find %s", opt);
404            options->ipaddr = opt;
405        }
406        else {
407            LOG(log_error, logtype_afpd, "Error parsing -ipaddr, is %s in numbers-and-dots notation?", c);
408        }
409#endif
410        options->ipaddr = strdup(c);
411    }
412
413    /* FIXME CNID Cnid_srv is a server attribute */
414    if ((c = getoption(buf, "-cnidserver"))) {
415        char *p = strrchr(c, ':');
416        if (p)
417            *p = 0;
418        Cnid_srv = strdup(c);
419        if (p)
420            Cnid_port = strdup(p + 1);
421        LOG(log_debug, logtype_afpd, "CNID Server: %s:%s", Cnid_srv, Cnid_port);
422    }
423
424    if ((c = getoption(buf, "-port")))
425        options->port = strdup(c);
426    if ((c = getoption(buf, "-ddpaddr")))
427        atalk_aton(c, &options->ddpaddr);
428    if ((c = getoption(buf, "-signature")) && (opt = strdup(c)))
429        options->signatureopt = opt;
430
431    /* do a little checking for the domain name. */
432    if ((c = getoption(buf, "-fqdn"))) {
433        char *p = strchr(c, ':');
434        if (p)
435            *p = '\0';
436        if (gethostbyname(c)) {
437            if (p)
438                *p = ':';
439            if ((opt = strdup(c)))
440                options->fqdn = opt;
441        }
442	else {
443            LOG(log_error, logtype_afpd, "error parsing -fqdn, gethostbyname failed for: %s", c);
444	}
445    }
446
447    if ((c = getoption(buf, "-unixcodepage"))) {
448    	if ((charset_t)-1  == ( options->unixcharset = add_charset(c)) ) {
449            options->unixcharset = CH_UNIX;
450            LOG(log_warning, logtype_afpd, "setting Unix codepage to '%s' failed", c);
451    	}
452	else {
453            if ((opt = strdup(c)))
454                options->unixcodepage = opt;
455	}
456    }
457
458    if ((c = getoption(buf, "-maccodepage"))) {
459    	if ((charset_t)-1 == ( options->maccharset = add_charset(c)) ) {
460            options->maccharset = CH_MAC;
461            LOG(log_warning, logtype_afpd, "setting Mac codepage to '%s' failed", c);
462    	}
463	else {
464            if ((opt = strdup(c)))
465                options->maccodepage = opt;
466	}
467    }
468
469    if ((c = strstr(buf, "-closevol"))) {
470        options->closevol= 1;
471    }
472
473    if ((c = getoption(buf, "-ntdomain")) && (opt = strdup(c)))
474       options->ntdomain = opt;
475
476    if ((c = getoption(buf, "-ntseparator")) && (opt = strdup(c)))
477       options->ntseparator = opt;
478
479    if ((c = getoption(buf, "-dircachesize")))
480        options->dircachesize = atoi(c);
481
482    if ((c = getoption(buf, "-tcpsndbuf")))
483        options->tcp_sndbuf = atoi(c);
484
485    if ((c = getoption(buf, "-tcprcvbuf")))
486        options->tcp_rcvbuf = atoi(c);
487
488	if ((c = getoption(buf, "-fcelistener"))) {
489		LOG(log_note, logtype_afpd, "Adding fce listener \"%s\"", c);
490		fce_add_udp_socket(c);
491	}
492	if ((c = getoption(buf, "-fcecoalesce"))) {
493		LOG(log_note, logtype_afpd, "Fce coalesce: %s", c);
494		fce_set_coalesce(c);
495	}
496	if ((c = getoption(buf, "-fceevents"))) {
497		LOG(log_note, logtype_afpd, "Fce events: %s", c);
498		fce_set_events(c);
499	}
500
501    if ((c = getoption(buf, "-mimicmodel")) && (opt = strdup(c)))
502       options->mimicmodel = opt;
503
504    return 1;
505}
506
507/*
508 * Show version information about afpd.
509 * Used by "afp -v".
510 */
511static void show_version( void )
512{
513	printf( "afpd %s - Apple Filing Protocol (AFP) daemon of Netatalk\n\n", VERSION );
514
515	puts( "This program is free software; you can redistribute it and/or modify it under" );
516	puts( "the terms of the GNU General Public License as published by the Free Software" );
517	puts( "Foundation; either version 2 of the License, or (at your option) any later" );
518	puts( "version. Please see the file COPYING for further information and details.\n" );
519
520	puts( "afpd has been compiled with support for these features:\n" );
521
522	printf( "        AFP3.x support:\tYes\n" );
523        printf( "        TCP/IP Support:\t" );
524        puts( "Yes" );
525
526	printf( "DDP(AppleTalk) Support:\t" );
527#ifdef NO_DDP
528	puts( "No" );
529#else
530	puts( "Yes" );
531#endif
532
533	printf( "         CNID backends:\t" );
534#ifdef CNID_BACKEND_CDB
535	printf( "cdb ");
536#endif
537#ifdef CNID_BACKEND_DB3
538	printf( "db3 " );
539#endif
540#ifdef CNID_BACKEND_DBD
541#ifdef CNID_BACKEND_DBD_TXN
542	printf( "dbd-txn " );
543#else
544	printf( "dbd " );
545#endif
546#endif
547#ifdef CNID_BACKEND_HASH
548	printf( "hash " );
549#endif
550#ifdef CNID_BACKEND_LAST
551	printf( "last " );
552#endif
553#ifdef CNID_BACKEND_MTAB
554	printf( "mtab " );
555#endif
556#ifdef CNID_BACKEND_TDB
557	printf( "tdb " );
558#endif
559	puts( "" );
560}
561
562/*
563 * Show extended version information about afpd and Netatalk.
564 * Used by "afp -V".
565 */
566static void show_version_extended(void )
567{
568	show_version( );
569
570	printf( "           SLP support:\t" );
571#ifdef USE_SRVLOC
572	puts( "Yes" );
573#else
574	puts( "No" );
575#endif
576
577	printf( "      Zeroconf support:\t" );
578#ifdef USE_ZEROCONF
579	puts( "Yes" );
580#else
581	puts( "No" );
582#endif
583
584	printf( "  TCP wrappers support:\t" );
585#ifdef TCPWRAP
586	puts( "Yes" );
587#else
588	puts( "No" );
589#endif
590
591	printf( "         Quota support:\t" );
592#ifndef NO_QUOTA_SUPPORT
593	puts( "Yes" );
594#else
595	puts( "No" );
596#endif
597
598	printf( "   Admin group support:\t" );
599#ifdef ADMIN_GRP
600	puts( "Yes" );
601#else
602	puts( "No" );
603#endif
604
605	printf( "    Valid shell checks:\t" );
606#ifndef DISABLE_SHELLCHECK
607	puts( "Yes" );
608#else
609	puts( "No" );
610#endif
611
612	printf( "      cracklib support:\t" );
613#ifdef USE_CRACKLIB
614	puts( "Yes" );
615#else
616	puts( "No" );
617#endif
618
619	printf( "        Dropbox kludge:\t" );
620#ifdef DROPKLUDGE
621	puts( "Yes" );
622#else
623	puts( "No" );
624#endif
625
626	printf( "  Force volume uid/gid:\t" );
627#ifdef FORCE_UIDGID
628	puts( "Yes" );
629#else
630	puts( "No" );
631#endif
632
633	printf( "           ACL support:\t" );
634#ifdef HAVE_ACLS
635	puts( "Yes" );
636#else
637	puts( "No" );
638#endif
639
640	printf( "            EA support:\t" );
641	puts( EA_MODULES );
642
643	printf( "          LDAP support:\t" );
644#ifdef HAVE_LDAP
645	puts( "Yes" );
646#else
647	puts( "No" );
648#endif
649}
650
651/*
652 * Display compiled-in default paths
653 */
654static void show_paths( void )
655{
656	printf( "             afpd.conf:\t%s\n", _PATH_AFPDCONF );
657	printf( "   AppleVolumes.system:\t%s\n", _PATH_AFPDSYSVOL );
658	printf( "  AppleVolumes.default:\t%s\n", _PATH_AFPDDEFVOL );
659	printf( "    afp_signature.conf:\t%s\n", _PATH_AFPDSIGCONF );
660	printf( "      afp_voluuid.conf:\t%s\n", _PATH_AFPDUUIDCONF );
661#ifdef HAVE_LDAP
662	printf( "         afp_ldap.conf:\t%s\n", _PATH_ACL_LDAPCONF );
663#else
664	printf( "         afp_ldap.conf:\tnot supported\n");
665#endif
666	printf( "       UAM search path:\t%s\n", _PATH_AFPDUAMPATH );
667	printf( "  Server messages path:\t%s\n", SERVERTEXT);
668	printf( "              lockfile:\t%s\n", _PATH_AFPDLOCK);
669}
670
671/*
672 * Display usage information about afpd.
673 */
674static void show_usage( char *name )
675{
676	fprintf( stderr, "Usage:\t%s [-duptDTI] [-f defaultvolumes] [-s systemvolumes] [-n nbpname]\n", name );
677	fprintf( stderr, "\t     [-c maxconnections] [-g guest] [-P pidfile] [-S port] [-L message]\n" );
678	fprintf( stderr, "\t     [-F configfile] [-U uams] [-m umask]\n" );
679	fprintf( stderr, "\t%s -h|-v|-V\n", name );
680}
681
682int afp_options_parse(int ac, char **av, struct afp_options *options)
683{
684    extern char *optarg;
685    extern int optind;
686
687    char *p;
688    char *tmp;	/* Used for error checking the result of strtol */
689    int c, err = 0;
690
691    if (gethostname(options->hostname, sizeof(options->hostname )) < 0 ) {
692        perror( "gethostname" );
693        return 0;
694    }
695    if (NULL != ( p = strchr(options->hostname, '.' )) ) {
696        *p = '\0';
697    }
698
699    if (NULL == ( p = strrchr( av[ 0 ], '/' )) ) {
700        p = av[ 0 ];
701    } else {
702        p++;
703    }
704
705    while (EOF != ( c = getopt( ac, av, OPTIONS )) ) {
706        switch ( c ) {
707        case 'd' :
708            options->flags |= OPTION_DEBUG;
709            break;
710        case 'n' :
711            options->server = optarg;
712            break;
713        case 'f' :
714            options->defaultvol.name = optarg;
715            break;
716        case 's' :
717            options->systemvol.name = optarg;
718            break;
719        case 'u' :
720            options->flags |= OPTION_USERVOLFIRST;
721            break;
722        case 'c' :
723            options->connections = atoi( optarg );
724            break;
725        case 'g' :
726            options->guest = optarg;
727            break;
728
729        case 'P' :
730            options->pidfile = optarg;
731            break;
732
733        case 'p':
734            options->passwdbits |= PASSWD_NOSAVE;
735            break;
736        case 't':
737            options->passwdbits |= PASSWD_SET;
738            break;
739
740        case 'D':
741            options->transports &= ~AFPTRANS_DDP;
742            break;
743        case 'S':
744            options->port = optarg;
745            break;
746        case 'T':
747            options->transports &= ~AFPTRANS_TCP;
748            break;
749        case 'L':
750            options->loginmesg = optarg;
751            break;
752        case 'F':
753            options->configfile = optarg;
754            break;
755        case 'U':
756            options->uamlist = optarg;
757            break;
758        case 'v':	/* version */
759            show_version( ); puts( "" );
760	    show_paths( ); puts( "" );
761            exit( 0 );
762            break;
763        case 'V':	/* extended version */
764            show_version_extended( ); puts( "" );
765	    show_paths( ); puts( "" );
766            exit( 0 );
767            break;
768        case 'h':	/* usage */
769            show_usage( p );
770            exit( 0 );
771            break;
772        case 'I':
773            options->flags |= OPTION_CUSTOMICON;
774            break;
775        case 'm':
776            options->umask = strtoul(optarg, &tmp, 8);
777            if ((options->umask > 0777)) {
778                fprintf(stderr, "%s: out of range umask setting provided\n", p);
779                err++;
780            }
781            if (tmp[0] != '\0') {
782                fprintf(stderr, "%s: invalid characters in umask setting provided\n", p);
783                err++;
784            }
785            break;
786        default :
787            err++;
788        }
789    }
790    if ( err || optind != ac ) {
791        show_usage( p );
792        exit( 2 );
793    }
794
795#ifdef ultrix
796    openlog( p, LOG_PID ); /* ultrix only */
797#else
798    set_processname(p);
799#endif /* ultrix */
800
801    return 1;
802}
803