4 * Directory services routines for the Common UNIX Printing System (CUPS).
6 * Copyright 1997-2006 by Easy Software Products, all rights reserved.
8 * These coded instructions, statements, and computer programs are the
9 * property of Easy Software Products and are protected by Federal
10 * copyright law. Distribution and use rights are outlined in the file
11 * "LICENSE.txt" which should have been included with this file. If this
12 * file is missing or damaged please contact Easy Software Products
15 * Attn: CUPS Licensing Information
16 * Easy Software Products
17 * 44141 Airport View Drive, Suite 204
18 * Hollywood, Maryland 20636 USA
20 * Voice: (301) 373-9600
21 * EMail: cups-info@cups.org
22 * WWW: http://www.cups.org
26 * cupsdLoadRemoteCache() - Load the remote printer cache.
27 * cupsdSaveRemoteCache() - Save the remote printer cache.
28 * cupsdSendBrowseDelete() - Send a "browse delete" message for a
30 * cupsdSendBrowseList() - Send new browsing information as necessary.
31 * cupsdSendCUPSBrowse() - Send new browsing information using the
33 * cupsdSendSLPBrowse() - Register the specified printer with SLP.
34 * cupsdStartBrowsing() - Start sending and receiving broadcast
36 * cupsdStartPolling() - Start polling servers as needed.
37 * cupsdStopBrowsing() - Stop sending and receiving broadcast
39 * cupsdStopPolling() - Stop polling servers as needed.
40 * cupsdUpdateCUPSBrowse() - Update the browse lists using the CUPS
42 * cupsdUpdatePolling() - Read status messages from the poll daemons.
43 * cupsdUpdateSLPBrowse() - Get browsing information via SLP.
44 * dequote() - Remote quotes from a string.
45 * process_browse_data() - Process new browse data.
46 * process_implicit_classes() - Create/update implicit classes as needed.
47 * slp_attr_callback() - SLP attribute callback
48 * slp_dereg_printer() - SLPDereg() the specified printer
49 * slp_get_attr() - Get an attribute from an SLP registration.
50 * slp_reg_callback() - Empty SLPRegReport.
51 * slp_url_callback() - SLP service url callback
55 * Include necessary headers...
66 static char *dequote(char *d
, const char *s
, int dlen
);
67 static int is_local_queue(const char *uri
, char *host
, int hostlen
,
68 char *resource
, int resourcelen
);
69 static void process_browse_data(const char *uri
, const char *host
,
70 const char *resource
, cups_ptype_t type
,
71 ipp_pstate_t state
, const char *location
,
72 const char *info
, const char *make_model
,
73 int num_attrs
, cups_option_t
*attrs
);
74 static void process_implicit_classes(void);
78 static const char * const ldap_attrs
[] =/* CUPS LDAP attributes */
82 "printerMakeAndModel",
87 #endif /* HAVE_OPENLDAP */
95 * SLP service name for CUPS...
98 # define SLP_CUPS_SRVTYPE "service:printer"
99 # define SLP_CUPS_SRVLEN 15
103 * Printer service URL structure
106 typedef struct _slpsrvurl_s
/**** SLP URL list ****/
108 struct _slpsrvurl_s
*next
; /* Next URL in list */
109 char url
[HTTP_MAX_URI
];
118 static SLPBoolean
slp_attr_callback(SLPHandle hslp
, const char *attrlist
,
119 SLPError errcode
, void *cookie
);
120 static void slp_dereg_printer(cupsd_printer_t
*p
);
121 static int slp_get_attr(const char *attrlist
, const char *tag
,
123 static void slp_reg_callback(SLPHandle hslp
, SLPError errcode
,
125 static SLPBoolean
slp_url_callback(SLPHandle hslp
, const char *srvurl
,
126 unsigned short lifetime
,
127 SLPError errcode
, void *cookie
);
128 #endif /* HAVE_LIBSLP */
132 * 'cupsdLoadRemoteCache()' - Load the remote printer cache.
136 cupsdLoadRemoteCache(void)
138 cups_file_t
*fp
; /* remote.cache file */
139 int linenum
; /* Current line number */
140 char line
[1024], /* Line from file */
141 *value
, /* Pointer to value */
142 *valueptr
, /* Pointer into value */
143 scheme
[32], /* Scheme portion of URI */
144 username
[64], /* Username portion of URI */
146 /* Hostname portion of URI */
147 resource
[HTTP_MAX_URI
];
148 /* Resource portion of URI */
149 int port
; /* Port number */
150 cupsd_printer_t
*p
; /* Current printer */
151 time_t now
; /* Current time */
155 * Open the remote.cache file...
158 snprintf(line
, sizeof(line
), "%s/remote.cache", CacheDir
);
159 if ((fp
= cupsFileOpen(line
, "r")) == NULL
)
163 * Read printer configurations until we hit EOF...
170 while (cupsFileGetConf(fp
, line
, sizeof(line
), &value
, &linenum
))
173 * Decode the directive...
176 if (!strcasecmp(line
, "<Printer") ||
177 !strcasecmp(line
, "<DefaultPrinter"))
180 * <Printer name> or <DefaultPrinter name>
183 if (p
== NULL
&& value
)
186 * Add the printer and a base file type...
189 cupsdLogMessage(CUPSD_LOG_DEBUG
,
190 "cupsdLoadRemoteCache: Loading printer %s...", value
);
192 if ((p
= cupsdFindDest(value
)) != NULL
)
194 if (p
->type
& CUPS_PRINTER_CLASS
)
196 cupsdLogMessage(CUPSD_LOG_WARN
,
197 "Cached remote printer \"%s\" conflicts with "
205 p
= cupsdAddPrinter(value
);
208 p
->state
= IPP_PRINTER_IDLE
;
209 p
->type
|= CUPS_PRINTER_REMOTE
;
210 p
->browse_time
= now
+ BrowseTimeout
;
213 * Set the default printer as needed...
216 if (!strcasecmp(line
, "<DefaultPrinter"))
221 cupsdLogMessage(CUPSD_LOG_ERROR
,
222 "Syntax error on line %d of remote.cache.", linenum
);
226 else if (!strcasecmp(line
, "<Class") ||
227 !strcasecmp(line
, "<DefaultClass"))
230 * <Class name> or <DefaultClass name>
233 if (p
== NULL
&& value
)
236 * Add the printer and a base file type...
239 cupsdLogMessage(CUPSD_LOG_DEBUG
,
240 "cupsdLoadRemoteCache: Loading class %s...", value
);
242 if ((p
= cupsdFindDest(value
)) != NULL
)
243 p
->type
= CUPS_PRINTER_CLASS
;
245 p
= cupsdAddClass(value
);
248 p
->state
= IPP_PRINTER_IDLE
;
249 p
->type
|= CUPS_PRINTER_REMOTE
;
250 p
->browse_time
= now
+ BrowseTimeout
;
253 * Set the default printer as needed...
256 if (!strcasecmp(line
, "<DefaultClass"))
261 cupsdLogMessage(CUPSD_LOG_ERROR
,
262 "Syntax error on line %d of remote.cache.", linenum
);
266 else if (!strcasecmp(line
, "</Printer>") ||
267 !strcasecmp(line
, "</Class>"))
272 * Close out the current printer...
275 cupsdSetPrinterAttrs(p
);
281 cupsdLogMessage(CUPSD_LOG_ERROR
,
282 "Syntax error on line %d of remote.cache.", linenum
);
288 cupsdLogMessage(CUPSD_LOG_ERROR
,
289 "Syntax error on line %d of remote.cache.", linenum
);
292 else if (!strcasecmp(line
, "Info"))
295 cupsdSetString(&p
->info
, value
);
297 else if (!strcasecmp(line
, "MakeModel"))
300 cupsdSetString(&p
->make_model
, value
);
302 else if (!strcasecmp(line
, "Location"))
305 cupsdSetString(&p
->location
, value
);
307 else if (!strcasecmp(line
, "DeviceURI"))
311 httpSeparateURI(HTTP_URI_CODING_ALL
, value
, scheme
, sizeof(scheme
),
312 username
, sizeof(username
), host
, sizeof(host
), &port
,
313 resource
, sizeof(resource
));
315 cupsdSetString(&p
->hostname
, host
);
316 cupsdSetString(&p
->uri
, value
);
317 cupsdSetString(&p
->device_uri
, value
);
321 cupsdLogMessage(CUPSD_LOG_ERROR
,
322 "Syntax error on line %d of remote.cache.", linenum
);
326 else if (!strcasecmp(line
, "Option") && value
)
332 for (valueptr
= value
; *valueptr
&& !isspace(*valueptr
& 255); valueptr
++);
335 cupsdLogMessage(CUPSD_LOG_ERROR
,
336 "Syntax error on line %d of remote.cache.", linenum
);
339 for (; *valueptr
&& isspace(*valueptr
& 255); *valueptr
++ = '\0');
341 p
->num_options
= cupsAddOption(value
, valueptr
, p
->num_options
,
345 else if (!strcasecmp(line
, "State"))
348 * Set the initial queue state...
351 if (value
&& !strcasecmp(value
, "idle"))
352 p
->state
= IPP_PRINTER_IDLE
;
353 else if (value
&& !strcasecmp(value
, "stopped"))
354 p
->state
= IPP_PRINTER_STOPPED
;
357 cupsdLogMessage(CUPSD_LOG_ERROR
,
358 "Syntax error on line %d of remote.cache.", linenum
);
362 else if (!strcasecmp(line
, "StateMessage"))
365 * Set the initial queue state message...
369 strlcpy(p
->state_message
, value
, sizeof(p
->state_message
));
371 else if (!strcasecmp(line
, "Accepting"))
374 * Set the initial accepting state...
378 (!strcasecmp(value
, "yes") ||
379 !strcasecmp(value
, "on") ||
380 !strcasecmp(value
, "true")))
383 (!strcasecmp(value
, "no") ||
384 !strcasecmp(value
, "off") ||
385 !strcasecmp(value
, "false")))
389 cupsdLogMessage(CUPSD_LOG_ERROR
,
390 "Syntax error on line %d of remote.cache.", linenum
);
394 else if (!strcasecmp(line
, "Type"))
397 p
->type
= atoi(value
);
400 cupsdLogMessage(CUPSD_LOG_ERROR
,
401 "Syntax error on line %d of remote.cache.", linenum
);
405 else if (!strcasecmp(line
, "BrowseTime"))
409 time_t t
= atoi(value
);
411 if (t
> (now
+ BrowseInterval
))
416 cupsdLogMessage(CUPSD_LOG_ERROR
,
417 "Syntax error on line %d of remote.cache.", linenum
);
421 else if (!strcasecmp(line
, "JobSheets"))
424 * Set the initial job sheets...
429 for (valueptr
= value
; *valueptr
&& !isspace(*valueptr
& 255); valueptr
++);
434 cupsdSetString(&p
->job_sheets
[0], value
);
436 while (isspace(*valueptr
& 255))
441 for (value
= valueptr
; *valueptr
&& !isspace(*valueptr
& 255); valueptr
++);
446 cupsdSetString(&p
->job_sheets
[1], value
);
451 cupsdLogMessage(CUPSD_LOG_ERROR
,
452 "Syntax error on line %d of remote.cache.", linenum
);
456 else if (!strcasecmp(line
, "AllowUser"))
461 cupsdAddPrinterUser(p
, value
);
465 cupsdLogMessage(CUPSD_LOG_ERROR
,
466 "Syntax error on line %d of remote.cache.", linenum
);
470 else if (!strcasecmp(line
, "DenyUser"))
475 cupsdAddPrinterUser(p
, value
);
479 cupsdLogMessage(CUPSD_LOG_ERROR
,
480 "Syntax error on line %d of remote.cache.", linenum
);
487 * Something else we don't understand...
490 cupsdLogMessage(CUPSD_LOG_ERROR
,
491 "Unknown configuration directive %s on line %d of remote.cache.",
499 * Do auto-classing if needed...
502 process_implicit_classes();
507 * 'cupsdSaveRemoteCache()' - Save the remote printer cache.
511 cupsdSaveRemoteCache(void)
513 int i
; /* Looping var */
514 cups_file_t
*fp
; /* printers.conf file */
515 char temp
[1024]; /* Temporary string */
516 cupsd_printer_t
*printer
; /* Current printer class */
517 time_t curtime
; /* Current time */
518 struct tm
*curdate
; /* Current date */
519 cups_option_t
*option
; /* Current option */
523 * Create the remote.cache file...
526 snprintf(temp
, sizeof(temp
), "%s/remote.cache", CacheDir
);
528 if ((fp
= cupsFileOpen(temp
, "w")) == NULL
)
530 cupsdLogMessage(CUPSD_LOG_ERROR
,
531 "Unable to save remote.cache - %s", strerror(errno
));
535 cupsdLogMessage(CUPSD_LOG_INFO
, "Saving remote.cache...");
538 * Restrict access to the file...
541 fchown(cupsFileNumber(fp
), getuid(), Group
);
542 fchmod(cupsFileNumber(fp
), ConfigFilePerm
);
545 * Write a small header to the file...
548 curtime
= time(NULL
);
549 curdate
= localtime(&curtime
);
550 strftime(temp
, sizeof(temp
) - 1, "%Y-%m-%d %H:%M", curdate
);
552 cupsFilePuts(fp
, "# Remote cache file for " CUPS_SVERSION
"\n");
553 cupsFilePrintf(fp
, "# Written by cupsd on %s\n", temp
);
556 * Write each local printer known to the system...
559 for (printer
= (cupsd_printer_t
*)cupsArrayFirst(Printers
);
561 printer
= (cupsd_printer_t
*)cupsArrayNext(Printers
))
564 * Skip local destinations...
567 if (!(printer
->type
& CUPS_PRINTER_REMOTE
))
571 * Write printers as needed...
574 if (printer
== DefaultPrinter
)
575 cupsFilePuts(fp
, "<Default");
577 cupsFilePutChar(fp
, '<');
579 if (printer
->type
& CUPS_PRINTER_CLASS
)
580 cupsFilePrintf(fp
, "Class %s>\n", printer
->name
);
582 cupsFilePrintf(fp
, "Printer %s>\n", printer
->name
);
584 cupsFilePrintf(fp
, "Type %d\n", printer
->type
);
586 cupsFilePrintf(fp
, "BrowseTime %d\n", (int)printer
->browse_time
);
589 cupsFilePrintf(fp
, "Info %s\n", printer
->info
);
591 if (printer
->make_model
)
592 cupsFilePrintf(fp
, "MakeModel %s\n", printer
->make_model
);
594 if (printer
->location
)
595 cupsFilePrintf(fp
, "Location %s\n", printer
->location
);
597 if (printer
->device_uri
)
598 cupsFilePrintf(fp
, "DeviceURI %s\n", printer
->device_uri
);
600 if (printer
->state
== IPP_PRINTER_STOPPED
)
602 cupsFilePuts(fp
, "State Stopped\n");
603 cupsFilePrintf(fp
, "StateMessage %s\n", printer
->state_message
);
606 cupsFilePuts(fp
, "State Idle\n");
608 if (printer
->accepting
)
609 cupsFilePuts(fp
, "Accepting Yes\n");
611 cupsFilePuts(fp
, "Accepting No\n");
613 cupsFilePrintf(fp
, "JobSheets %s %s\n", printer
->job_sheets
[0],
614 printer
->job_sheets
[1]);
616 for (i
= 0; i
< printer
->num_users
; i
++)
617 cupsFilePrintf(fp
, "%sUser %s\n", printer
->deny_users
? "Deny" : "Allow",
620 for (i
= printer
->num_options
, option
= printer
->options
;
623 cupsFilePrintf(fp
, "Option %s %s\n", option
->name
, option
->value
);
625 if (printer
->type
& CUPS_PRINTER_CLASS
)
626 cupsFilePuts(fp
, "</Class>\n");
628 cupsFilePuts(fp
, "</Printer>\n");
636 * 'cupsdSendBrowseDelete()' - Send a "browse delete" message for a printer.
640 cupsdSendBrowseDelete(
641 cupsd_printer_t
*p
) /* I - Printer to delete */
644 * Only announce if browsing is enabled...
647 if (!Browsing
|| !p
->shared
)
651 * First mark the printer for deletion...
654 p
->type
|= CUPS_PRINTER_DELETE
;
657 * Announce the deletion...
660 if (BrowseLocalProtocols
& BROWSE_CUPS
)
661 cupsdSendCUPSBrowse(p
);
663 if (BrowseLocalProtocols
& BROWSE_SLP
)
664 slp_dereg_printer(p
);
665 #endif /* HAVE_LIBSLP */
670 * 'cupsdSendBrowseList()' - Send new browsing information as necessary.
674 cupsdSendBrowseList(void)
676 int count
; /* Number of dests to update */
677 cupsd_printer_t
*p
; /* Current printer */
678 time_t ut
, /* Minimum update time */
679 to
; /* Timeout time */
682 if (!Browsing
|| !BrowseLocalProtocols
|| !Printers
)
686 * Compute the update and timeout times...
689 ut
= time(NULL
) - BrowseInterval
;
690 to
= time(NULL
) - BrowseTimeout
;
693 * Figure out how many printers need an update...
696 if (BrowseInterval
> 0)
698 int max_count
; /* Maximum number to update */
702 * Throttle the number of printers we'll be updating this time
703 * around based on the number of queues that need updating and
704 * the maximum number of queues to update each second...
707 max_count
= 2 * cupsArrayCount(Printers
) / BrowseInterval
+ 1;
709 for (count
= 0, p
= (cupsd_printer_t
*)cupsArrayFirst(Printers
);
710 count
< max_count
&& p
!= NULL
;
711 p
= (cupsd_printer_t
*)cupsArrayNext(Printers
))
712 if (!(p
->type
& (CUPS_PRINTER_REMOTE
| CUPS_PRINTER_IMPLICIT
)) &&
713 p
->shared
&& p
->browse_time
< ut
)
717 * Loop through all of the printers and send local updates as needed...
721 p
= (cupsd_printer_t
*)cupsArrayFind(Printers
, BrowseNext
);
723 p
= (cupsd_printer_t
*)cupsArrayFirst(Printers
);
727 p
= (cupsd_printer_t
*)cupsArrayNext(Printers
))
730 * Check for wraparound...
734 p
= (cupsd_printer_t
*)cupsArrayFirst(Printers
);
738 else if ((p
->type
& (CUPS_PRINTER_REMOTE
| CUPS_PRINTER_IMPLICIT
)) ||
741 else if (p
->browse_time
< ut
)
744 * Need to send an update...
749 p
->browse_time
= time(NULL
);
751 if (BrowseLocalProtocols
& BROWSE_CUPS
)
752 cupsdSendCUPSBrowse(p
);
755 if (BrowseLocalProtocols
& BROWSE_SLP
)
756 cupsdSendSLPBrowse(p
);
757 #endif /* HAVE_LIBSLP */
760 if (BrowseLocalProtocols
& BROWSE_LDAP
)
761 cupsdSendLDAPBrowse(p
);
762 #endif /* HAVE_LDAP */
767 * Save where we left off so that all printers get updated...
774 * Loop through all of the printers and send local updates as needed...
777 for (p
= (cupsd_printer_t
*)cupsArrayFirst(Printers
);
779 p
= (cupsd_printer_t
*)cupsArrayNext(Printers
))
782 * If this is a remote queue, see if it needs to be timed out...
785 if (p
->type
& CUPS_PRINTER_REMOTE
)
787 if (p
->browse_time
< to
)
789 cupsdAddEvent(CUPSD_EVENT_PRINTER_DELETED
, p
, NULL
,
790 "%s \'%s\' deleted by directory services (timeout).",
791 (p
->type
& CUPS_PRINTER_CLASS
) ? "Class" : "Printer",
794 cupsdLogMessage(CUPSD_LOG_INFO
,
795 "Remote destination \"%s\" has timed out; deleting it...",
798 cupsArraySave(Printers
);
799 cupsdDeletePrinter(p
, 1);
800 cupsArrayRestore(Printers
);
808 * 'cupsdSendCUPSBrowse()' - Send new browsing information using the CUPS protocol.
812 cupsdSendCUPSBrowse(cupsd_printer_t
*p
) /* I - Printer to send */
814 int i
; /* Looping var */
815 cups_ptype_t type
; /* Printer type */
816 cupsd_dirsvc_addr_t
*b
; /* Browse address */
817 int bytes
; /* Length of packet */
818 char packet
[1453], /* Browse data packet */
819 uri
[1024], /* Printer URI */
820 options
[1024], /* Browse local options */
821 location
[1024], /* printer-location */
822 info
[1024], /* printer-info */
824 /* printer-make-and-model */
825 cupsd_netif_t
*iface
; /* Network interface */
829 * Figure out the printer type value...
832 type
= p
->type
| CUPS_PRINTER_REMOTE
;
835 type
|= CUPS_PRINTER_REJECTING
;
837 if (p
== DefaultPrinter
)
838 type
|= CUPS_PRINTER_DEFAULT
;
841 * Initialize the browse options...
844 if (BrowseLocalOptions
)
845 snprintf(options
, sizeof(options
), " ipp-options=%s", BrowseLocalOptions
);
850 * Remove quotes from printer-info, printer-location, and
851 * printer-make-and-model attributes...
854 dequote(location
, p
->location
, sizeof(p
->location
));
855 dequote(info
, p
->info
, sizeof(p
->info
));
856 dequote(make_model
, p
->make_model
? p
->make_model
: "Unknown",
860 * Send a packet to each browse address...
863 for (i
= NumBrowsers
, b
= Browsers
; i
> 0; i
--, b
++)
867 * Send the browse packet to one or more interfaces...
870 if (!strcmp(b
->iface
, "*"))
873 * Send to all local interfaces...
878 for (iface
= (cupsd_netif_t
*)cupsArrayFirst(NetIFList
);
880 iface
= (cupsd_netif_t
*)cupsArrayNext(NetIFList
))
883 * Only send to local, IPv4 interfaces...
886 if (!iface
->is_local
|| !iface
->port
||
887 iface
->address
.addr
.sa_family
!= AF_INET
)
890 httpAssembleURIf(HTTP_URI_CODING_ALL
, uri
, sizeof(uri
), "ipp", NULL
,
891 iface
->hostname
, iface
->port
,
892 (p
->type
& CUPS_PRINTER_CLASS
) ? "/classes/%s%s" :
895 snprintf(packet
, sizeof(packet
), "%x %x %s \"%s\" \"%s\" \"%s\"%s\n",
896 type
, p
->state
, uri
, location
, info
, make_model
, options
);
898 bytes
= strlen(packet
);
900 cupsdLogMessage(CUPSD_LOG_DEBUG2
,
901 "cupsdSendBrowseList: (%d bytes to \"%s\") %s", bytes
,
902 iface
->name
, packet
);
904 iface
->broadcast
.ipv4
.sin_port
= htons(BrowsePort
);
906 sendto(BrowseSocket
, packet
, bytes
, 0,
907 (struct sockaddr
*)&(iface
->broadcast
),
908 sizeof(struct sockaddr_in
));
911 else if ((iface
= cupsdNetIFFind(b
->iface
)) != NULL
)
914 * Send to the named interface using the IPv4 address...
918 if (strcmp(b
->iface
, iface
->name
))
923 else if (iface
->address
.addr
.sa_family
== AF_INET
&& iface
->port
)
926 iface
= (cupsd_netif_t
*)cupsArrayNext(NetIFList
);
930 httpAssembleURIf(HTTP_URI_CODING_ALL
, uri
, sizeof(uri
), "ipp", NULL
,
931 iface
->hostname
, iface
->port
,
932 (p
->type
& CUPS_PRINTER_CLASS
) ? "/classes/%s%s" :
935 snprintf(packet
, sizeof(packet
), "%x %x %s \"%s\" \"%s\" \"%s\"%s\n",
936 type
, p
->state
, uri
, location
, info
, make_model
, options
);
938 bytes
= strlen(packet
);
940 cupsdLogMessage(CUPSD_LOG_DEBUG2
,
941 "cupsdSendBrowseList: (%d bytes to \"%s\") %s", bytes
,
942 iface
->name
, packet
);
944 iface
->broadcast
.ipv4
.sin_port
= htons(BrowsePort
);
946 sendto(BrowseSocket
, packet
, bytes
, 0,
947 (struct sockaddr
*)&(iface
->broadcast
),
948 sizeof(struct sockaddr_in
));
955 * Send the browse packet to the indicated address using
956 * the default server name...
959 snprintf(packet
, sizeof(packet
), "%x %x %s \"%s\" \"%s\" \"%s\"%s\n",
960 type
, p
->state
, p
->uri
, location
, info
, make_model
, options
);
962 bytes
= strlen(packet
);
963 cupsdLogMessage(CUPSD_LOG_DEBUG2
,
964 "cupsdSendBrowseList: (%d bytes) %s", bytes
, packet
);
966 if (sendto(BrowseSocket
, packet
, bytes
, 0,
967 (struct sockaddr
*)&(b
->to
),
968 sizeof(struct sockaddr_in
)) <= 0)
971 * Unable to send browse packet, so remove this address from the
975 cupsdLogMessage(CUPSD_LOG_ERROR
,
976 "cupsdSendBrowseList: sendto failed for browser %d - %s.",
977 b
- Browsers
+ 1, strerror(errno
));
980 memcpy(b
, b
+ 1, (i
- 1) * sizeof(cupsd_dirsvc_addr_t
));
991 * cupsdSendLDAPBrowse()' - Send LDAP printer registrations.
995 cupsdSendLDAPBrowse(cupsd_printer_t
*p
) /* I - Printer to register */
997 int i
; /* Looping var... */
998 LDAPMod mods
[7]; /* The 7 attributes we will be adding */
999 LDAPMod
*pmods
[8]; /* Pointers to the 7 attributes + NULL */
1000 LDAPMessage
*res
; /* Search result token */
1001 char *cn_value
[2], /* Change records */
1007 typestring
[255], /* String to hold printer-type */
1008 filter
[256], /* Search filter for possible UPDATEs */
1009 dn
[1024]; /* DN of the printer we are adding */
1010 int rc
; /* LDAP status */
1011 static const char * const objectClass_values
[] =
1012 { /* The 3 objectClass's we use in */
1013 "top", /* our LDAP entries */
1019 cupsdLogMessage(CUPSD_LOG_DEBUG2
, "cupsdSendLDAPBrowse: %s\n", p
->name
);
1022 * Everything in ldap is ** so we fudge around it...
1025 sprintf(typestring
, "%u", p
->type
);
1027 cn_value
[0] = p
->info
;
1031 location
[0] = p
->location
;
1033 make_model
[0] = p
->make_model
;
1034 make_model
[1] = NULL
;
1035 type
[0] = typestring
;
1040 snprintf(filter
, sizeof(filter
),
1041 "(&(objectclass=cupsPrinter)(printerDescription~=%s))", p
->info
);
1043 ldap_search_s(BrowseLDAPHandle
, BrowseLDAPDN
, LDAP_SCOPE_SUBTREE
,
1044 filter
, (char **)ldap_attrs
, 0, &res
);
1045 cupsdLogMessage(CUPSD_LOG_DEBUG2
, "cupsdSendLDAPBrowse: Searching \"%s\"",
1048 mods
[0].mod_type
= "cn";
1049 mods
[0].mod_values
= cn_value
;
1050 mods
[1].mod_type
= "printerDescription";
1051 mods
[1].mod_values
= info
;
1052 mods
[2].mod_type
= "printerURI";
1053 mods
[2].mod_values
= uri
;
1054 mods
[3].mod_type
= "printerLocation";
1055 mods
[3].mod_values
= location
;
1056 mods
[4].mod_type
= "printerMakeAndModel";
1057 mods
[4].mod_values
= make_model
;
1058 mods
[5].mod_type
= "printerType";
1059 mods
[5].mod_values
= type
;
1060 mods
[6].mod_type
= "objectClass";
1061 mods
[6].mod_values
= (char **)objectClass_values
;
1063 snprintf(dn
, sizeof(dn
), "cn=%s,ou=printers,%s", p
->info
, BrowseLDAPDN
);
1064 cupsdLogMessage(CUPSD_LOG_DEBUG2
, "cupsdSendLDAPBrowse: dn=\"%s\"", dn
);
1066 if (ldap_count_entries(BrowseLDAPHandle
, res
) > 0)
1069 * Printer has already been registered, modify the current
1073 cupsdLogMessage(CUPSD_LOG_DEBUG2
,
1074 "cupsdSendLDAPBrowse: Replacing entry...");
1076 for (i
= 0; i
< 7; i
++)
1078 pmods
[i
] = mods
+ i
;
1079 pmods
[i
]->mod_op
= LDAP_MOD_REPLACE
;
1083 if ((rc
= ldap_modify_s(BrowseLDAPHandle
, dn
, pmods
)) != LDAP_SUCCESS
)
1084 cupsdLogMessage(CUPSD_LOG_ERROR
,
1085 "LDAP modify for %s failed with status %d: %s",
1086 p
->name
, rc
, ldap_err2string(rc
));
1091 * Printer has already been registered, modify the current
1095 cupsdLogMessage(CUPSD_LOG_DEBUG2
,
1096 "cupsdSendLDAPBrowse: Adding entry...");
1098 for (i
= 0; i
< 7; i
++)
1100 pmods
[i
] = mods
+ i
;
1101 pmods
[i
]->mod_op
= LDAP_MOD_REPLACE
;
1105 if ((rc
= ldap_modify_s(BrowseLDAPHandle
, dn
, pmods
)) != LDAP_SUCCESS
)
1106 cupsdLogMessage(CUPSD_LOG_ERROR
,
1107 "LDAP add for %s failed with status %d: %s",
1108 p
->name
, rc
, ldap_err2string(rc
));
1111 #endif /* HAVE_OPENLDAP */
1116 * 'cupsdSendSLPBrowse()' - Register the specified printer with SLP.
1120 cupsdSendSLPBrowse(cupsd_printer_t
*p
) /* I - Printer to register */
1122 char srvurl
[HTTP_MAX_URI
], /* Printer service URI */
1123 attrs
[8192], /* Printer attributes */
1124 finishings
[1024], /* Finishings to support */
1125 make_model
[IPP_MAX_NAME
* 2],
1126 /* Make and model, quoted */
1127 location
[IPP_MAX_NAME
* 2],
1128 /* Location, quoted */
1129 info
[IPP_MAX_NAME
* 2], /* Info, quoted */
1130 *src
, /* Pointer to original string */
1131 *dst
; /* Pointer to destination string */
1132 ipp_attribute_t
*authentication
; /* uri-authentication-supported value */
1133 SLPError error
; /* SLP error, if any */
1136 cupsdLogMessage(CUPSD_LOG_DEBUG
, "cupsdSendSLPBrowse(%p = \"%s\")", p
,
1140 * Make the SLP service URL that conforms to the IANA
1141 * 'printer:' template.
1144 snprintf(srvurl
, sizeof(srvurl
), SLP_CUPS_SRVTYPE
":%s", p
->uri
);
1146 cupsdLogMessage(CUPSD_LOG_DEBUG2
, "Service URL = \"%s\"", srvurl
);
1149 * Figure out the finishings string...
1152 if (p
->type
& CUPS_PRINTER_STAPLE
)
1153 strcpy(finishings
, "staple");
1155 finishings
[0] = '\0';
1157 if (p
->type
& CUPS_PRINTER_BIND
)
1160 strlcat(finishings
, ",bind", sizeof(finishings
));
1162 strcpy(finishings
, "bind");
1165 if (p
->type
& CUPS_PRINTER_PUNCH
)
1168 strlcat(finishings
, ",punch", sizeof(finishings
));
1170 strcpy(finishings
, "punch");
1173 if (p
->type
& CUPS_PRINTER_COVER
)
1176 strlcat(finishings
, ",cover", sizeof(finishings
));
1178 strcpy(finishings
, "cover");
1181 if (p
->type
& CUPS_PRINTER_SORT
)
1184 strlcat(finishings
, ",sort", sizeof(finishings
));
1186 strcpy(finishings
, "sort");
1190 strcpy(finishings
, "none");
1193 * Quote any commas in the make and model, location, and info strings...
1196 for (src
= p
->make_model
, dst
= make_model
;
1197 src
&& *src
&& dst
< (make_model
+ sizeof(make_model
) - 2);)
1199 if (*src
== ',' || *src
== '\\' || *src
== ')')
1208 strcpy(make_model
, "Unknown");
1210 for (src
= p
->location
, dst
= location
;
1211 src
&& *src
&& dst
< (location
+ sizeof(location
) - 2);)
1213 if (*src
== ',' || *src
== '\\' || *src
== ')')
1222 strcpy(location
, "Unknown");
1224 for (src
= p
->info
, dst
= info
;
1225 src
&& *src
&& dst
< (info
+ sizeof(info
) - 2);)
1227 if (*src
== ',' || *src
== '\\' || *src
== ')')
1236 strcpy(info
, "Unknown");
1239 * Get the authentication value...
1242 authentication
= ippFindAttribute(p
->attrs
, "uri-authentication-supported",
1246 * Make the SLP attribute string list that conforms to
1247 * the IANA 'printer:' template.
1250 snprintf(attrs
, sizeof(attrs
),
1251 "(printer-uri-supported=%s),"
1252 "(uri-authentication-supported=%s>),"
1254 "(uri-security-supported=tls>),"
1256 "(uri-security-supported=none>),"
1257 #endif /* HAVE_SSL */
1258 "(printer-name=%s),"
1259 "(printer-location=%s),"
1260 "(printer-info=%s),"
1261 "(printer-more-info=%s),"
1262 "(printer-make-and-model=%s),"
1263 "(printer-type=%d),"
1264 "(charset-supported=utf-8),"
1265 "(natural-language-configured=%s),"
1266 "(natural-language-supported=de,en,es,fr,it),"
1267 "(color-supported=%s),"
1268 "(finishings-supported=%s),"
1269 "(sides-supported=one-sided%s),"
1270 "(multiple-document-jobs-supported=true)"
1271 "(ipp-versions-supported=1.0,1.1)",
1272 p
->uri
, authentication
->values
[0].string
.text
, p
->name
, location
,
1273 info
, p
->uri
, make_model
, p
->type
, DefaultLanguage
,
1274 p
->type
& CUPS_PRINTER_COLOR
? "true" : "false",
1276 p
->type
& CUPS_PRINTER_DUPLEX
?
1277 ",two-sided-long-edge,two-sided-short-edge" : "");
1279 cupsdLogMessage(CUPSD_LOG_DEBUG2
, "Attributes = \"%s\"", attrs
);
1282 * Register the printer with the SLP server...
1285 error
= SLPReg(BrowseSLPHandle
, srvurl
, BrowseTimeout
,
1286 SLP_CUPS_SRVTYPE
, attrs
, SLP_TRUE
, slp_reg_callback
, 0);
1288 if (error
!= SLP_OK
)
1289 cupsdLogMessage(CUPSD_LOG_ERROR
, "SLPReg of \"%s\" failed with status %d!", p
->name
,
1292 #endif /* HAVE_LIBSLP */
1296 * 'cupsdStartBrowsing()' - Start sending and receiving broadcast information.
1300 cupsdStartBrowsing(void)
1302 int val
; /* Socket option value */
1303 struct sockaddr_in addr
; /* Broadcast address */
1308 if (!Browsing
|| !(BrowseLocalProtocols
| BrowseRemoteProtocols
))
1311 if ((BrowseLocalProtocols
| BrowseRemoteProtocols
) & BROWSE_CUPS
)
1313 if (BrowseSocket
< 0)
1316 * Create the broadcast socket...
1319 if ((BrowseSocket
= socket(AF_INET
, SOCK_DGRAM
, 0)) < 0)
1321 cupsdLogMessage(CUPSD_LOG_ERROR
,
1322 "cupsdStartBrowsing: Unable to create broadcast "
1323 "socket - %s.", strerror(errno
));
1324 BrowseLocalProtocols
&= ~BROWSE_CUPS
;
1325 BrowseRemoteProtocols
&= ~BROWSE_CUPS
;
1330 * Bind the socket to browse port...
1333 memset(&addr
, 0, sizeof(addr
));
1334 addr
.sin_addr
.s_addr
= htonl(INADDR_ANY
);
1335 addr
.sin_family
= AF_INET
;
1336 addr
.sin_port
= htons(BrowsePort
);
1338 if (bind(BrowseSocket
, (struct sockaddr
*)&addr
, sizeof(addr
)))
1340 cupsdLogMessage(CUPSD_LOG_ERROR
,
1341 "cupsdStartBrowsing: Unable to bind broadcast "
1342 "socket - %s.", strerror(errno
));
1345 closesocket(BrowseSocket
);
1347 close(BrowseSocket
);
1351 BrowseLocalProtocols
&= ~BROWSE_CUPS
;
1352 BrowseRemoteProtocols
&= ~BROWSE_CUPS
;
1358 * Set the "broadcast" flag...
1362 if (setsockopt(BrowseSocket
, SOL_SOCKET
, SO_BROADCAST
, &val
, sizeof(val
)))
1364 cupsdLogMessage(CUPSD_LOG_ERROR
,
1365 "cupsdStartBrowsing: Unable to set broadcast mode - %s.",
1369 closesocket(BrowseSocket
);
1371 close(BrowseSocket
);
1375 BrowseLocalProtocols
&= ~BROWSE_CUPS
;
1376 BrowseRemoteProtocols
&= ~BROWSE_CUPS
;
1381 * Close the socket on exec...
1384 fcntl(BrowseSocket
, F_SETFD
, fcntl(BrowseSocket
, F_GETFD
) | FD_CLOEXEC
);
1387 * Finally, add the socket to the input selection set...
1390 cupsdLogMessage(CUPSD_LOG_DEBUG2
,
1391 "cupsdStartBrowsing: Adding fd %d to InputSet...",
1394 FD_SET(BrowseSocket
, InputSet
);
1400 if ((BrowseLocalProtocols
| BrowseRemoteProtocols
) & BROWSE_SLP
)
1403 * Open SLP handle...
1406 if (SLPOpen("en", SLP_FALSE
, &BrowseSLPHandle
) != SLP_OK
)
1408 cupsdLogMessage(CUPSD_LOG_ERROR
,
1409 "Unable to open an SLP handle; disabling SLP browsing!");
1410 BrowseLocalProtocols
&= ~BROWSE_SLP
;
1411 BrowseRemoteProtocols
&= ~BROWSE_SLP
;
1414 BrowseSLPRefresh
= 0;
1416 #endif /* HAVE_LIBSLP */
1418 #ifdef HAVE_OPENLDAP
1419 if ((BrowseLocalProtocols
| BrowseRemoteProtocols
) & BROWSE_LDAP
)
1423 cupsdLogMessage(CUPSD_LOG_ERROR
,
1424 "Need to set BrowseLDAPDN to use LDAP browsing!");
1425 BrowseLocalProtocols
&= ~BROWSE_LDAP
;
1426 BrowseRemoteProtocols
&= ~BROWSE_LDAP
;
1431 * Open LDAP handle...
1434 int rc
; /* LDAP API status */
1435 int version
= 3; /* LDAP version */
1436 struct berval bv
= {0, ""}; /* SASL bind value */
1440 * LDAP stuff currently only supports ldapi EXTERNAL SASL binds...
1443 if (!BrowseLDAPServer
|| !strcasecmp(BrowseLDAPServer
, "localhost"))
1444 rc
= ldap_initialize(&BrowseLDAPHandle
, "ldapi:///");
1446 rc
= ldap_initialize(&BrowseLDAPHandle
, BrowseLDAPServer
);
1448 if (rc
!= LDAP_SUCCESS
)
1450 cupsdLogMessage(CUPSD_LOG_ERROR
,
1451 "Unable to initialize LDAP; disabling LDAP browsing!");
1452 BrowseLocalProtocols
&= ~BROWSE_LDAP
;
1453 BrowseRemoteProtocols
&= ~BROWSE_LDAP
;
1455 else if (ldap_set_option(BrowseLDAPHandle
, LDAP_OPT_PROTOCOL_VERSION
,
1456 (const void *)&version
) != LDAP_SUCCESS
)
1458 ldap_unbind_ext(BrowseLDAPHandle
, NULL
, NULL
);
1459 BrowseLDAPHandle
= NULL
;
1460 cupsdLogMessage(CUPSD_LOG_ERROR
,
1461 "Unable to set LDAP protocol version; "
1462 "disabling LDAP browsing!");
1463 BrowseLocalProtocols
&= ~BROWSE_LDAP
;
1464 BrowseRemoteProtocols
&= ~BROWSE_LDAP
;
1468 if (!BrowseLDAPServer
|| !strcasecmp(BrowseLDAPServer
, "localhost"))
1469 rc
= ldap_sasl_bind_s(BrowseLDAPHandle
, NULL
, "EXTERNAL", &bv
, NULL
,
1472 rc
= ldap_bind_s(BrowseLDAPHandle
, BrowseLDAPBindDN
,
1473 BrowseLDAPPassword
, LDAP_AUTH_SIMPLE
);
1475 if (rc
!= LDAP_SUCCESS
)
1477 cupsdLogMessage(CUPSD_LOG_ERROR
,
1478 "Unable to bind to LDAP server; "
1479 "disabling LDAP browsing!");
1480 ldap_unbind_ext(BrowseLDAPHandle
, NULL
, NULL
);
1481 BrowseLocalProtocols
&= ~BROWSE_LDAP
;
1482 BrowseRemoteProtocols
&= ~BROWSE_LDAP
;
1487 BrowseLDAPRefresh
= 0;
1489 #endif /* HAVE_OPENLDAP */
1494 * 'cupsdStartPolling()' - Start polling servers as needed.
1498 cupsdStartPolling(void)
1500 int i
; /* Looping var */
1501 cupsd_dirsvc_poll_t
*pollp
; /* Current polling server */
1502 char polld
[1024]; /* Poll daemon path */
1503 char sport
[10]; /* Server port */
1504 char bport
[10]; /* Browser port */
1505 char interval
[10]; /* Poll interval */
1506 int statusfds
[2]; /* Status pipe */
1507 char *argv
[6]; /* Arguments */
1508 char *envp
[100]; /* Environment */
1512 * Don't do anything if we aren't polling...
1518 PollStatusBuffer
= NULL
;
1523 * Setup string arguments for polld, port and interval options.
1526 snprintf(polld
, sizeof(polld
), "%s/daemon/cups-polld", ServerBin
);
1528 sprintf(bport
, "%d", BrowsePort
);
1531 sprintf(interval
, "%d", BrowseInterval
);
1533 strcpy(interval
, "30");
1535 argv
[0] = "cups-polld";
1541 cupsdLoadEnv(envp
, (int)(sizeof(envp
) / sizeof(envp
[0])));
1544 * Create a pipe that receives the status messages from each
1548 if (cupsdOpenPipe(statusfds
))
1550 cupsdLogMessage(CUPSD_LOG_ERROR
,
1551 "Unable to create polling status pipes - %s.",
1554 PollStatusBuffer
= NULL
;
1558 PollPipe
= statusfds
[0];
1559 PollStatusBuffer
= cupsdStatBufNew(PollPipe
, "[Poll]");
1562 * Run each polling daemon, redirecting stderr to the polling pipe...
1565 for (i
= 0, pollp
= Polled
; i
< NumPolled
; i
++, pollp
++)
1567 sprintf(sport
, "%d", pollp
->port
);
1569 argv
[1] = pollp
->hostname
;
1571 if (cupsdStartProcess(polld
, argv
, envp
, -1, -1, statusfds
[1], -1,
1572 0, &(pollp
->pid
)) < 0)
1574 cupsdLogMessage(CUPSD_LOG_ERROR
,
1575 "cupsdStartPolling: Unable to fork polling daemon - %s",
1581 cupsdLogMessage(CUPSD_LOG_DEBUG
,
1582 "cupsdStartPolling: Started polling daemon for %s:%d, pid = %d",
1583 pollp
->hostname
, pollp
->port
, pollp
->pid
);
1586 close(statusfds
[1]);
1589 * Finally, add the pipe to the input selection set...
1592 cupsdLogMessage(CUPSD_LOG_DEBUG2
,
1593 "cupsdStartPolling: Adding fd %d to InputSet...", PollPipe
);
1595 FD_SET(PollPipe
, InputSet
);
1600 * 'cupsdStopBrowsing()' - Stop sending and receiving broadcast information.
1604 cupsdStopBrowsing(void)
1606 if (!Browsing
|| !(BrowseLocalProtocols
| BrowseRemoteProtocols
))
1609 if (((BrowseLocalProtocols
| BrowseRemoteProtocols
) & BROWSE_CUPS
) &&
1613 * Close the socket and remove it from the input selection set.
1617 closesocket(BrowseSocket
);
1619 close(BrowseSocket
);
1622 cupsdLogMessage(CUPSD_LOG_DEBUG2
,
1623 "cupsdStopBrowsing: Removing fd %d from InputSet...",
1626 FD_CLR(BrowseSocket
, InputSet
);
1631 if (((BrowseLocalProtocols
| BrowseRemoteProtocols
) & BROWSE_SLP
) &&
1635 * Close SLP handle...
1638 SLPClose(BrowseSLPHandle
);
1639 BrowseSLPHandle
= NULL
;
1641 #endif /* HAVE_LIBSLP */
1644 if (((BrowseLocalProtocols
| BrowseRemoteProtocols
) & BROWSE_LDAP
) &&
1647 ldap_unbind(BrowseLDAPHandle
);
1648 BrowseLDAPHandle
= NULL
;
1650 #endif /* HAVE_OPENLDAP */
1655 * 'cupsdStopPolling()' - Stop polling servers as needed.
1659 cupsdStopPolling(void)
1661 int i
; /* Looping var */
1662 cupsd_dirsvc_poll_t
*pollp
; /* Current polling server */
1667 cupsdStatBufDelete(PollStatusBuffer
);
1670 cupsdLogMessage(CUPSD_LOG_DEBUG2
,
1671 "cupsdStopPolling: removing fd %d from InputSet.", PollPipe
);
1672 FD_CLR(PollPipe
, InputSet
);
1675 PollStatusBuffer
= NULL
;
1678 for (i
= 0, pollp
= Polled
; i
< NumPolled
; i
++, pollp
++)
1680 cupsdEndProcess(pollp
->pid
, 0);
1685 * 'cupsdUpdateCUPSBrowse()' - Update the browse lists using the CUPS protocol.
1689 cupsdUpdateCUPSBrowse(void)
1691 int i
; /* Looping var */
1692 int auth
; /* Authorization status */
1693 int len
; /* Length of name string */
1694 int bytes
; /* Number of bytes left */
1695 char packet
[1541], /* Broadcast packet */
1696 *pptr
; /* Pointer into packet */
1697 socklen_t srclen
; /* Length of source address */
1698 http_addr_t srcaddr
; /* Source address */
1699 char srcname
[1024]; /* Source hostname */
1700 unsigned address
[4]; /* Source address */
1701 unsigned type
; /* Printer type */
1702 unsigned state
; /* Printer state */
1703 char uri
[HTTP_MAX_URI
], /* Printer URI */
1704 host
[HTTP_MAX_URI
], /* Host portion of URI */
1705 resource
[HTTP_MAX_URI
], /* Resource portion of URI */
1706 info
[IPP_MAX_NAME
], /* Information string */
1707 location
[IPP_MAX_NAME
], /* Location string */
1708 make_model
[IPP_MAX_NAME
];/* Make and model string */
1709 int num_attrs
; /* Number of attributes */
1710 cups_option_t
*attrs
; /* Attributes */
1714 * Read a packet from the browse socket...
1717 srclen
= sizeof(srcaddr
);
1718 if ((bytes
= recvfrom(BrowseSocket
, packet
, sizeof(packet
) - 1, 0,
1719 (struct sockaddr
*)&srcaddr
, &srclen
)) < 0)
1722 * "Connection refused" is returned under Linux if the destination port
1723 * or address is unreachable from a previous sendto(); check for the
1724 * error here and ignore it for now...
1727 if (errno
!= ECONNREFUSED
&& errno
!= EAGAIN
)
1729 cupsdLogMessage(CUPSD_LOG_ERROR
, "Browse recv failed - %s.",
1731 cupsdLogMessage(CUPSD_LOG_ERROR
, "Browsing turned off.");
1733 cupsdStopBrowsing();
1740 packet
[bytes
] = '\0';
1743 * If we're about to sleep, ignore incoming browse packets.
1750 * Figure out where it came from...
1754 if (srcaddr
.addr
.sa_family
== AF_INET6
)
1756 address
[0] = ntohl(srcaddr
.ipv6
.sin6_addr
.s6_addr32
[0]);
1757 address
[1] = ntohl(srcaddr
.ipv6
.sin6_addr
.s6_addr32
[1]);
1758 address
[2] = ntohl(srcaddr
.ipv6
.sin6_addr
.s6_addr32
[2]);
1759 address
[3] = ntohl(srcaddr
.ipv6
.sin6_addr
.s6_addr32
[3]);
1762 #endif /* AF_INET6 */
1767 address
[3] = ntohl(srcaddr
.ipv4
.sin_addr
.s_addr
);
1770 if (HostNameLookups
)
1771 httpAddrLookup(&srcaddr
, srcname
, sizeof(srcname
));
1773 httpAddrString(&srcaddr
, srcname
, sizeof(srcname
));
1775 len
= strlen(srcname
);
1783 if (httpAddrLocalhost(&srcaddr
) || !strcasecmp(srcname
, "localhost"))
1786 * Access from localhost (127.0.0.1) is always allowed...
1794 * Do authorization checks on the domain/address...
1797 switch (BrowseACL
->order_type
)
1800 auth
= AUTH_DENY
; /* anti-compiler-warning-code */
1803 case AUTH_ALLOW
: /* Order Deny,Allow */
1806 if (cupsdCheckAuth(address
, srcname
, len
,
1807 BrowseACL
->num_deny
, BrowseACL
->deny
))
1810 if (cupsdCheckAuth(address
, srcname
, len
,
1811 BrowseACL
->num_allow
, BrowseACL
->allow
))
1815 case AUTH_DENY
: /* Order Allow,Deny */
1818 if (cupsdCheckAuth(address
, srcname
, len
,
1819 BrowseACL
->num_allow
, BrowseACL
->allow
))
1822 if (cupsdCheckAuth(address
, srcname
, len
,
1823 BrowseACL
->num_deny
, BrowseACL
->deny
))
1832 if (auth
== AUTH_DENY
)
1834 cupsdLogMessage(CUPSD_LOG_DEBUG
,
1835 "cupsdUpdateCUPSBrowse: Refused %d bytes from %s", bytes
,
1840 cupsdLogMessage(CUPSD_LOG_DEBUG2
,
1841 "cupsdUpdateCUPSBrowse: (%d bytes from %s) %s", bytes
,
1848 if (sscanf(packet
, "%x%x%1023s", &type
, &state
, uri
) < 3)
1850 cupsdLogMessage(CUPSD_LOG_WARN
,
1851 "cupsdUpdateCUPSBrowse: Garbled browse packet - %s", packet
);
1855 strcpy(location
, "Location Unknown");
1856 strcpy(info
, "No Information Available");
1857 make_model
[0] = '\0';
1861 if ((pptr
= strchr(packet
, '\"')) != NULL
)
1864 * Have extended information; can't use sscanf for it because not all
1865 * sscanf's allow empty strings with %[^\"]...
1868 for (i
= 0, pptr
++;
1869 i
< (sizeof(location
) - 1) && *pptr
&& *pptr
!= '\"';
1871 location
[i
] = *pptr
;
1879 while (*pptr
&& isspace(*pptr
& 255))
1884 for (i
= 0, pptr
++;
1885 i
< (sizeof(info
) - 1) && *pptr
&& *pptr
!= '\"';
1894 while (*pptr
&& isspace(*pptr
& 255))
1899 for (i
= 0, pptr
++;
1900 i
< (sizeof(make_model
) - 1) && *pptr
&& *pptr
!= '\"';
1902 make_model
[i
] = *pptr
;
1907 make_model
[i
] = '\0';
1910 num_attrs
= cupsParseOptions(pptr
, num_attrs
, &attrs
);
1916 DEBUG_printf(("type=%x, state=%x, uri=\"%s\"\n"
1917 "location=\"%s\", info=\"%s\", make_model=\"%s\"\n",
1918 type
, state
, uri
, location
, info
, make_model
));
1921 * Pull the URI apart to see if this is a local or remote printer...
1924 if (is_local_queue(uri
, host
, sizeof(host
), resource
, sizeof(resource
)))
1926 cupsFreeOptions(num_attrs
, attrs
);
1934 for (i
= 0; i
< NumRelays
; i
++)
1935 if (cupsdCheckAuth(address
, srcname
, len
, 1, &(Relays
[i
].from
)))
1936 if (sendto(BrowseSocket
, packet
, bytes
, 0,
1937 (struct sockaddr
*)&(Relays
[i
].to
),
1938 sizeof(http_addr_t
)) <= 0)
1940 cupsdLogMessage(CUPSD_LOG_ERROR
,
1941 "cupsdUpdateCUPSBrowse: sendto failed for relay %d - %s.",
1942 i
+ 1, strerror(errno
));
1943 cupsFreeOptions(num_attrs
, attrs
);
1948 * Process the browse data...
1951 process_browse_data(uri
, host
, resource
, (cups_ptype_t
)type
,
1952 (ipp_pstate_t
)state
, location
, info
, make_model
,
1954 cupsFreeOptions(num_attrs
, attrs
);
1958 #ifdef HAVE_OPENLDAP
1960 * 'cupsdUpdateLDAPBrowse()' - Scan for new printers via LDAP...
1964 cupsdUpdateLDAPBrowse(void)
1966 char uri
[HTTP_MAX_URI
], /* Printer URI */
1967 host
[HTTP_MAX_URI
], /* Hostname */
1968 resource
[HTTP_MAX_URI
], /* Resource path */
1969 location
[1024], /* Printer location */
1970 info
[1024], /* Printer information */
1971 make_model
[1024], /* Printer make and model */
1972 **value
; /* Holds the returned data from LDAP */
1973 int type
; /* Printer type */
1974 int rc
; /* LDAP status */
1975 int limit
; /* Size limit */
1976 LDAPMessage
*res
, /* LDAP search results */
1977 *e
; /* Current entry from search */
1981 * Search for printers...
1984 cupsdLogMessage(CUPSD_LOG_DEBUG2
, "UpdateLDAPBrowse: %s", ServerName
);
1986 BrowseLDAPRefresh
= time(NULL
) + BrowseInterval
;
1988 rc
= ldap_search_s(BrowseLDAPHandle
, BrowseLDAPDN
, LDAP_SCOPE_SUBTREE
,
1989 "(objectclass=cupsPrinter)", (char **)ldap_attrs
, 0, &res
);
1990 if (rc
!= LDAP_SUCCESS
)
1992 cupsdLogMessage(CUPSD_LOG_ERROR
,
1993 "LDAP search returned error %d: %s", rc
,
1994 ldap_err2string(rc
));
1998 limit
= ldap_count_entries(BrowseLDAPHandle
, res
);
1999 cupsdLogMessage(CUPSD_LOG_DEBUG2
, "LDAP search returned %d entries", limit
);
2004 * Loop through the available printers...
2007 if ((e
= ldap_first_entry(BrowseLDAPHandle
, res
)) == NULL
)
2009 cupsdLogMessage(CUPSD_LOG_ERROR
, "Unable to get LDAP printer entry!");
2015 value
= ldap_get_values(BrowseLDAPHandle
, e
, "printerDescription");
2016 strlcpy(info
, *value
, sizeof(info
));
2017 ldap_value_free(value
);
2019 value
= ldap_get_values(BrowseLDAPHandle
, e
, "printerLocation");
2020 strlcpy(location
, *value
, sizeof(location
));
2021 ldap_value_free(value
);
2023 value
= ldap_get_values(BrowseLDAPHandle
, e
, "printerMakeAndModel");
2024 strlcpy(make_model
, *value
, sizeof(make_model
));
2025 ldap_value_free(value
);
2027 value
= ldap_get_values(BrowseLDAPHandle
, e
, "printerType");
2028 type
= atoi(*value
);
2029 ldap_value_free(value
);
2031 value
= ldap_get_values(BrowseLDAPHandle
, e
, "printerURI");
2032 strlcpy(uri
, *value
, sizeof(uri
));
2033 ldap_value_free(value
);
2035 if (!is_local_queue(uri
, host
, sizeof(host
), resource
, sizeof(resource
)))
2036 process_browse_data(uri
, host
, resource
, type
, IPP_PRINTER_IDLE
,
2037 location
, info
, make_model
, 0, NULL
);
2039 e
= ldap_next_entry(BrowseLDAPHandle
, e
);
2042 #endif /* HAVE_OPENLDAP */
2046 * 'cupsdUpdatePolling()' - Read status messages from the poll daemons.
2050 cupsdUpdatePolling(void)
2052 char *ptr
, /* Pointer to end of line in buffer */
2053 message
[1024]; /* Pointer to message text */
2054 int loglevel
; /* Log level for message */
2057 while ((ptr
= cupsdStatBufUpdate(PollStatusBuffer
, &loglevel
,
2058 message
, sizeof(message
))) != NULL
)
2059 if (!strchr(PollStatusBuffer
->buffer
, '\n'))
2065 * All polling processes have died; stop polling...
2068 cupsdLogMessage(CUPSD_LOG_ERROR
,
2069 "cupsdUpdatePolling: all polling processes have exited!");
2077 * 'cupsdUpdateSLPBrowse()' - Get browsing information via SLP.
2081 cupsdUpdateSLPBrowse(void)
2083 slpsrvurl_t
*s
, /* Temporary list of service URLs */
2084 *next
; /* Next service in list */
2085 cupsd_printer_t p
; /* Printer information */
2086 const char *uri
; /* Pointer to printer URI */
2087 char host
[HTTP_MAX_URI
], /* Host portion of URI */
2088 resource
[HTTP_MAX_URI
]; /* Resource portion of URI */
2092 * Reset the refresh time...
2095 BrowseSLPRefresh
= time(NULL
) + BrowseInterval
;
2098 * Poll for remote printers using SLP...
2103 SLPFindSrvs(BrowseSLPHandle
, SLP_CUPS_SRVTYPE
, "", "",
2104 slp_url_callback
, &s
);
2107 * Loop through the list of available printers...
2113 * Save the "next" pointer...
2119 * Load a cupsd_printer_t structure with the SLP service attributes...
2122 SLPFindAttrs(BrowseSLPHandle
, s
->url
, "", "", slp_attr_callback
, &p
);
2125 * Process this printer entry...
2128 uri
= s
->url
+ SLP_CUPS_SRVLEN
+ 1;
2130 if (!strncmp(uri
, "http://", 7) || !strncmp(uri
, "ipp://", 6))
2133 * Pull the URI apart to see if this is a local or remote printer...
2136 if (!is_local_queue(uri
, host
, sizeof(host
), resource
, sizeof(resource
)))
2137 process_browse_data(uri
, host
, resource
, p
.type
, IPP_PRINTER_IDLE
,
2138 p
.location
, p
.info
, p
.make_model
, 0, NULL
);
2142 * Free this listing...
2145 cupsdClearString(&p
.info
);
2146 cupsdClearString(&p
.location
);
2147 cupsdClearString(&p
.make_model
);
2152 #endif /* HAVE_LIBSLP */
2156 * 'dequote()' - Remote quotes from a string.
2159 static char * /* O - Dequoted string */
2160 dequote(char *d
, /* I - Destination string */
2161 const char *s
, /* I - Source string */
2162 int dlen
) /* I - Destination length */
2164 char *dptr
; /* Pointer into destination */
2169 for (dptr
= d
, dlen
--; *s
&& dlen
> 0; s
++)
2186 * 'is_local_queue()' - Determine whether the URI points at a local queue.
2189 static int /* O - 1 = local, 0 = remote, -1 = bad URI */
2190 is_local_queue(const char *uri
, /* I - Printer URI */
2191 char *host
, /* O - Host string */
2192 int hostlen
, /* I - Length of host buffer */
2193 char *resource
, /* O - Resource string */
2194 int resourcelen
) /* I - Length of resource buffer */
2196 char scheme
[32], /* Scheme portion of URI */
2197 username
[HTTP_MAX_URI
]; /* Username portion of URI */
2198 int port
; /* Port portion of URI */
2199 cupsd_netif_t
*iface
; /* Network interface */
2203 * Pull the URI apart to see if this is a local or remote printer...
2206 if (httpSeparateURI(HTTP_URI_CODING_ALL
, uri
, scheme
, sizeof(scheme
),
2207 username
, sizeof(username
), host
, hostlen
, &port
,
2208 resource
, resourcelen
) < HTTP_URI_OK
)
2211 DEBUG_printf(("host=\"%s\", ServerName=\"%s\"\n", host
, ServerName
));
2214 * Check for local server addresses...
2217 if (!strcasecmp(host
, ServerName
) && port
== LocalPort
)
2222 for (iface
= (cupsd_netif_t
*)cupsArrayFirst(NetIFList
);
2224 iface
= (cupsd_netif_t
*)cupsArrayNext(NetIFList
))
2225 if (!strcasecmp(host
, iface
->hostname
) && port
== iface
->port
)
2229 * If we get here, the printer is remote...
2237 * 'process_browse_data()' - Process new browse data.
2241 process_browse_data(
2242 const char *uri
, /* I - URI of printer/class */
2243 const char *host
, /* I - Hostname */
2244 const char *resource
, /* I - Resource path */
2245 cups_ptype_t type
, /* I - Printer type */
2246 ipp_pstate_t state
, /* I - Printer state */
2247 const char *location
, /* I - Printer location */
2248 const char *info
, /* I - Printer information */
2249 const char *make_model
, /* I - Printer make and model */
2250 int num_attrs
, /* I - Number of attributes */
2251 cups_option_t
*attrs
) /* I - Attributes */
2253 int update
; /* Update printer attributes? */
2254 char finaluri
[HTTP_MAX_URI
], /* Final URI for printer */
2255 name
[IPP_MAX_NAME
], /* Name of printer */
2256 *hptr
, /* Pointer into hostname */
2257 *sptr
; /* Pointer into ServerName */
2258 char local_make_model
[IPP_MAX_NAME
];
2259 /* Local make and model */
2260 cupsd_printer_t
*p
; /* Printer information */
2261 const char *ipp_options
; /* ipp-options value */
2265 * Determine if the URI contains any illegal characters in it...
2268 if (strncmp(uri
, "ipp://", 6) || !host
[0] ||
2269 (strncmp(resource
, "/printers/", 10) &&
2270 strncmp(resource
, "/classes/", 9)))
2272 cupsdLogMessage(CUPSD_LOG_ERROR
,
2273 "process_browse_data: Bad printer URI in browse data: %s",
2278 if (strchr(resource
, '?') ||
2279 (!strncmp(resource
, "/printers/", 10) && strchr(resource
+ 10, '/')) ||
2280 (!strncmp(resource
, "/classes/", 9) && strchr(resource
+ 9, '/')))
2282 cupsdLogMessage(CUPSD_LOG_ERROR
,
2283 "process_browse_data: Bad resource in browse data: %s",
2289 * OK, this isn't a local printer; add any remote options...
2292 ipp_options
= cupsGetOption("ipp-options", num_attrs
, attrs
);
2294 if (BrowseRemoteOptions
)
2296 if (BrowseRemoteOptions
[0] == '?')
2299 * Override server-supplied options...
2302 snprintf(finaluri
, sizeof(finaluri
), "%s%s", uri
, BrowseRemoteOptions
);
2304 else if (ipp_options
)
2307 * Combine the server and local options...
2310 snprintf(finaluri
, sizeof(finaluri
), "%s?%s+%s", uri
, ipp_options
,
2311 BrowseRemoteOptions
);
2316 * Just use the local options...
2319 snprintf(finaluri
, sizeof(finaluri
), "%s?%s", uri
, BrowseRemoteOptions
);
2324 else if (ipp_options
)
2327 * Just use the server-supplied options...
2330 snprintf(finaluri
, sizeof(finaluri
), "%s?%s", uri
, ipp_options
);
2335 * See if we already have it listed in the Printers list, and add it if not...
2338 type
|= CUPS_PRINTER_REMOTE
;
2339 type
&= ~CUPS_PRINTER_IMPLICIT
;
2341 hptr
= strchr(host
, '.');
2342 sptr
= strchr(ServerName
, '.');
2344 if (sptr
!= NULL
&& hptr
!= NULL
)
2347 * Strip the common domain name components...
2350 while (hptr
!= NULL
)
2352 if (!strcasecmp(hptr
, sptr
))
2358 hptr
= strchr(hptr
+ 1, '.');
2362 if (type
& CUPS_PRINTER_CLASS
)
2365 * Remote destination is a class...
2368 if (!strncmp(resource
, "/classes/", 9))
2369 snprintf(name
, sizeof(name
), "%s@%s", resource
+ 9, host
);
2373 if ((p
= cupsdFindClass(name
)) == NULL
&& BrowseShortNames
)
2375 if ((p
= cupsdFindClass(resource
+ 9)) != NULL
)
2377 if (p
->hostname
&& strcasecmp(p
->hostname
, host
))
2380 * Nope, this isn't the same host; if the hostname isn't the local host,
2381 * add it to the other class and then find a class using the full host
2385 if (p
->type
& CUPS_PRINTER_REMOTE
)
2387 cupsdLogMessage(CUPSD_LOG_INFO
,
2388 "Renamed remote class \"%s\" to \"%s@%s\"...",
2389 p
->name
, p
->name
, p
->hostname
);
2390 cupsdAddEvent(CUPSD_EVENT_PRINTER_DELETED
, p
, NULL
,
2391 "Class \'%s\' deleted by directory services.",
2394 cupsArrayRemove(Printers
, p
);
2395 cupsdSetStringf(&p
->name
, "%s@%s", p
->name
, p
->hostname
);
2396 cupsdSetPrinterAttrs(p
);
2397 cupsArrayAdd(Printers
, p
);
2399 cupsdAddEvent(CUPSD_EVENT_PRINTER_ADDED
, p
, NULL
,
2400 "Class \'%s\' added by directory services.",
2406 else if (!p
->hostname
)
2409 * Hostname not set, so this must be a cached remote printer
2410 * that was created for a pending print job...
2413 cupsdSetString(&p
->hostname
, host
);
2414 cupsdSetString(&p
->uri
, uri
);
2415 cupsdSetString(&p
->device_uri
, uri
);
2422 * Use the short name for this shared class.
2425 strlcpy(name
, resource
+ 9, sizeof(name
));
2428 else if (p
&& !p
->hostname
)
2431 * Hostname not set, so this must be a cached remote printer
2432 * that was created for a pending print job...
2435 cupsdSetString(&p
->hostname
, host
);
2436 cupsdSetString(&p
->uri
, uri
);
2437 cupsdSetString(&p
->device_uri
, uri
);
2444 * Class doesn't exist; add it...
2447 p
= cupsdAddClass(name
);
2449 cupsdLogMessage(CUPSD_LOG_INFO
, "Added remote class \"%s\"...", name
);
2451 cupsdAddEvent(CUPSD_EVENT_PRINTER_ADDED
, p
, NULL
,
2452 "Class \'%s\' added by directory services.", name
);
2455 * Force the URI to point to the real server...
2458 p
->type
= type
& ~CUPS_PRINTER_REJECTING
;
2460 cupsdSetString(&p
->uri
, uri
);
2461 cupsdSetString(&p
->device_uri
, uri
);
2462 cupsdSetString(&p
->hostname
, host
);
2470 * Remote destination is a printer...
2473 if (!strncmp(resource
, "/printers/", 10))
2474 snprintf(name
, sizeof(name
), "%s@%s", resource
+ 10, host
);
2478 if ((p
= cupsdFindPrinter(name
)) == NULL
&& BrowseShortNames
)
2480 if ((p
= cupsdFindPrinter(resource
+ 10)) != NULL
)
2482 if (p
->hostname
&& strcasecmp(p
->hostname
, host
))
2485 * Nope, this isn't the same host; if the hostname isn't the local host,
2486 * add it to the other printer and then find a printer using the full host
2490 if (p
->type
& CUPS_PRINTER_REMOTE
)
2492 cupsdLogMessage(CUPSD_LOG_INFO
,
2493 "Renamed remote printer \"%s\" to \"%s@%s\"...",
2494 p
->name
, p
->name
, p
->hostname
);
2495 cupsdAddEvent(CUPSD_EVENT_PRINTER_DELETED
, p
, NULL
,
2496 "Printer \'%s\' deleted by directory services.",
2499 cupsArrayRemove(Printers
, p
);
2500 cupsdSetStringf(&p
->name
, "%s@%s", p
->name
, p
->hostname
);
2501 cupsdSetPrinterAttrs(p
);
2502 cupsArrayAdd(Printers
, p
);
2504 cupsdAddEvent(CUPSD_EVENT_PRINTER_ADDED
, p
, NULL
,
2505 "Printer \'%s\' added by directory services.",
2511 else if (!p
->hostname
)
2514 * Hostname not set, so this must be a cached remote printer
2515 * that was created for a pending print job...
2518 cupsdSetString(&p
->hostname
, host
);
2519 cupsdSetString(&p
->uri
, uri
);
2520 cupsdSetString(&p
->device_uri
, uri
);
2527 * Use the short name for this shared printer.
2530 strlcpy(name
, resource
+ 10, sizeof(name
));
2533 else if (p
&& !p
->hostname
)
2536 * Hostname not set, so this must be a cached remote printer
2537 * that was created for a pending print job...
2540 cupsdSetString(&p
->hostname
, host
);
2541 cupsdSetString(&p
->uri
, uri
);
2542 cupsdSetString(&p
->device_uri
, uri
);
2549 * Printer doesn't exist; add it...
2552 p
= cupsdAddPrinter(name
);
2554 cupsdAddEvent(CUPSD_EVENT_PRINTER_ADDED
, p
, NULL
,
2555 "Printer \'%s\' added by directory services.", name
);
2557 cupsdLogMessage(CUPSD_LOG_INFO
, "Added remote printer \"%s\"...", name
);
2560 * Force the URI to point to the real server...
2563 p
->type
= type
& ~CUPS_PRINTER_REJECTING
;
2565 cupsdSetString(&p
->hostname
, host
);
2566 cupsdSetString(&p
->uri
, uri
);
2567 cupsdSetString(&p
->device_uri
, uri
);
2574 * Update the state...
2578 p
->browse_time
= time(NULL
);
2580 if (type
& CUPS_PRINTER_REJECTING
)
2582 type
&= ~CUPS_PRINTER_REJECTING
;
2590 else if (!p
->accepting
)
2596 if (p
->type
!= type
)
2602 if (location
&& (!p
->location
|| strcmp(p
->location
, location
)))
2604 cupsdSetString(&p
->location
, location
);
2608 if (info
&& (!p
->info
|| strcmp(p
->info
, info
)))
2610 cupsdSetString(&p
->info
, info
);
2614 if (!make_model
|| !make_model
[0])
2616 if (type
& CUPS_PRINTER_CLASS
)
2617 snprintf(local_make_model
, sizeof(local_make_model
),
2618 "Remote Class on %s", host
);
2620 snprintf(local_make_model
, sizeof(local_make_model
),
2621 "Remote Printer on %s", host
);
2624 snprintf(local_make_model
, sizeof(local_make_model
),
2625 "%s on %s", make_model
, host
);
2627 if (!p
->make_model
|| strcmp(p
->make_model
, local_make_model
))
2629 cupsdSetString(&p
->make_model
, local_make_model
);
2633 if (type
& CUPS_PRINTER_DELETE
)
2635 cupsdAddEvent(CUPSD_EVENT_PRINTER_DELETED
, p
, NULL
,
2636 "%s \'%s\' deleted by directory services.",
2637 (type
& CUPS_PRINTER_CLASS
) ? "Class" : "Printer", p
->name
);
2639 cupsdExpireSubscriptions(p
, NULL
);
2641 cupsdDeletePrinter(p
, 1);
2642 cupsdUpdateImplicitClasses();
2646 cupsdSetPrinterAttrs(p
);
2647 cupsdUpdateImplicitClasses();
2651 * See if we have a default printer... If not, make the first printer the
2655 if (DefaultPrinter
== NULL
&& Printers
!= NULL
&& UseNetworkDefault
)
2658 * Find the first network default printer and use it...
2661 for (p
= (cupsd_printer_t
*)cupsArrayFirst(Printers
);
2663 p
= (cupsd_printer_t
*)cupsArrayNext(Printers
))
2664 if (p
->type
& CUPS_PRINTER_DEFAULT
)
2672 * Do auto-classing if needed...
2675 process_implicit_classes();
2678 * Update the printcap file...
2681 cupsdWritePrintcap();
2686 * 'process_implicit_classes()' - Create/update implicit classes as needed.
2690 process_implicit_classes(void)
2692 int i
; /* Looping var */
2693 int update
; /* Update printer attributes? */
2694 char name
[IPP_MAX_NAME
], /* Name of printer */
2695 *hptr
; /* Pointer into hostname */
2696 cupsd_printer_t
*p
, /* Printer information */
2697 *pclass
, /* Printer class */
2698 *first
; /* First printer in class */
2699 int offset
, /* Offset of name */
2700 len
; /* Length of name */
2703 if (!ImplicitClasses
|| !Printers
)
2707 * Loop through all available printers and create classes as needed...
2710 for (p
= (cupsd_printer_t
*)cupsArrayFirst(Printers
), len
= 0, offset
= 0,
2711 update
= 0, pclass
= NULL
, first
= NULL
;
2713 p
= (cupsd_printer_t
*)cupsArrayNext(Printers
))
2716 * Skip implicit classes...
2719 if (p
->type
& CUPS_PRINTER_IMPLICIT
)
2726 * If len == 0, get the length of this printer name up to the "@"
2730 cupsArraySave(Printers
);
2733 !strncasecmp(p
->name
, name
+ offset
, len
) &&
2734 (p
->name
[len
] == '\0' || p
->name
[len
] == '@'))
2737 * We have more than one printer with the same name; see if
2738 * we have a class, and if this printer is a member...
2741 if (pclass
&& strcasecmp(pclass
->name
, name
))
2744 cupsdSetPrinterAttrs(pclass
);
2750 if (!pclass
&& (pclass
= cupsdFindDest(name
)) == NULL
)
2753 * Need to add the class...
2756 pclass
= cupsdAddPrinter(name
);
2757 cupsArrayAdd(ImplicitPrinters
, pclass
);
2759 pclass
->type
|= CUPS_PRINTER_IMPLICIT
;
2760 pclass
->accepting
= 1;
2761 pclass
->state
= IPP_PRINTER_IDLE
;
2763 cupsdSetString(&pclass
->location
, p
->location
);
2764 cupsdSetString(&pclass
->info
, p
->info
);
2768 cupsdLogMessage(CUPSD_LOG_INFO
, "Added implicit class \"%s\"...",
2774 for (i
= 0; i
< pclass
->num_printers
; i
++)
2775 if (pclass
->printers
[i
] == first
)
2778 if (i
>= pclass
->num_printers
)
2780 first
->in_implicit_class
= 1;
2781 cupsdAddPrinterToClass(pclass
, first
);
2787 for (i
= 0; i
< pclass
->num_printers
; i
++)
2788 if (pclass
->printers
[i
] == p
)
2791 if (i
>= pclass
->num_printers
)
2793 p
->in_implicit_class
= 1;
2794 cupsdAddPrinterToClass(pclass
, p
);
2801 * First time around; just get name length and mark it as first
2805 if ((hptr
= strchr(p
->name
, '@')) != NULL
)
2806 len
= hptr
- p
->name
;
2808 len
= strlen(p
->name
);
2810 strncpy(name
, p
->name
, len
);
2814 if ((first
= (hptr
? cupsdFindDest(name
) : p
)) != NULL
&&
2815 !(first
->type
& CUPS_PRINTER_IMPLICIT
))
2818 * Can't use same name as a local printer; add "Any" to the
2819 * front of the name, unless we have explicitly disabled
2820 * the "ImplicitAnyClasses"...
2823 if (ImplicitAnyClasses
&& len
< (sizeof(name
) - 4))
2826 * Add "Any" to the class name...
2829 strcpy(name
, "Any");
2830 strncpy(name
+ 3, p
->name
, len
);
2831 name
[len
+ 3] = '\0';
2837 * Don't create an implicit class if we have a local printer
2838 * with the same name...
2842 cupsArrayRestore(Printers
);
2850 cupsArrayRestore(Printers
);
2854 * Update the last printer class as needed...
2857 if (pclass
&& update
)
2858 cupsdSetPrinterAttrs(pclass
);
2864 * 'slp_attr_callback()' - SLP attribute callback
2867 static SLPBoolean
/* O - SLP_TRUE for success */
2869 SLPHandle hslp
, /* I - SLP handle */
2870 const char *attrlist
, /* I - Attribute list */
2871 SLPError errcode
, /* I - Parsing status for this attr */
2872 void *cookie
) /* I - Current printer */
2874 char *tmp
= 0; /* Temporary string */
2875 cupsd_printer_t
*p
= (cupsd_printer_t
*)cookie
;
2876 /* Current printer */
2879 (void)hslp
; /* anti-compiler-warning-code */
2882 * Bail if there was an error
2885 if (errcode
!= SLP_OK
)
2889 * Parse the attrlist to obtain things needed to build CUPS browse packet
2892 memset(p
, 0, sizeof(cupsd_printer_t
));
2894 if (slp_get_attr(attrlist
, "(printer-location=", &(p
->location
)))
2896 if (slp_get_attr(attrlist
, "(printer-info=", &(p
->info
)))
2898 if (slp_get_attr(attrlist
, "(printer-make-and-model=", &(p
->make_model
)))
2900 if (!slp_get_attr(attrlist
, "(printer-type=", &tmp
))
2901 p
->type
= atoi(tmp
);
2903 p
->type
= CUPS_PRINTER_REMOTE
;
2905 cupsdClearString(&tmp
);
2912 * 'slp_dereg_printer()' - SLPDereg() the specified printer
2916 slp_dereg_printer(cupsd_printer_t
*p
) /* I - Printer */
2918 char srvurl
[HTTP_MAX_URI
]; /* Printer service URI */
2921 cupsdLogMessage(CUPSD_LOG_DEBUG
, "slp_dereg_printer: printer=\"%s\"", p
->name
);
2923 if (!(p
->type
& CUPS_PRINTER_REMOTE
))
2926 * Make the SLP service URL that conforms to the IANA
2927 * 'printer:' template.
2930 snprintf(srvurl
, sizeof(srvurl
), SLP_CUPS_SRVTYPE
":%s", p
->uri
);
2933 * Deregister the printer...
2936 SLPDereg(BrowseSLPHandle
, srvurl
, slp_reg_callback
, 0);
2942 * 'slp_get_attr()' - Get an attribute from an SLP registration.
2945 static int /* O - 0 on success */
2946 slp_get_attr(const char *attrlist
, /* I - Attribute list string */
2947 const char *tag
, /* I - Name of attribute */
2948 char **valbuf
) /* O - Value */
2950 char *ptr1
, /* Pointer into string */
2954 cupsdClearString(valbuf
);
2956 if ((ptr1
= strstr(attrlist
, tag
)) != NULL
)
2958 ptr1
+= strlen(tag
);
2960 if ((ptr2
= strchr(ptr1
,')')) != NULL
)
2966 *valbuf
= calloc(ptr2
- ptr1
+ 1, 1);
2967 strncpy(*valbuf
, ptr1
, ptr2
- ptr1
);
2970 * Dequote the value...
2973 for (ptr1
= *valbuf
; *ptr1
; ptr1
++)
2974 if (*ptr1
== '\\' && ptr1
[1])
2975 _cups_strcpy(ptr1
, ptr1
+ 1);
2986 * 'slp_reg_callback()' - Empty SLPRegReport.
2990 slp_reg_callback(SLPHandle hslp
, /* I - SLP handle */
2991 SLPError errcode
, /* I - Error code, if any */
2992 void *cookie
) /* I - App data */
3003 * 'slp_url_callback()' - SLP service url callback
3006 static SLPBoolean
/* O - TRUE = OK, FALSE = error */
3008 SLPHandle hslp
, /* I - SLP handle */
3009 const char *srvurl
, /* I - URL of service */
3010 unsigned short lifetime
, /* I - Life of service */
3011 SLPError errcode
, /* I - Existing error code */
3012 void *cookie
) /* I - Pointer to service list */
3014 slpsrvurl_t
*s
, /* New service entry */
3015 **head
; /* Pointer to head of entry */
3019 * Let the compiler know we won't be using these vars...
3026 * Bail if there was an error
3029 if (errcode
!= SLP_OK
)
3033 * Grab the head of the list...
3036 head
= (slpsrvurl_t
**)cookie
;
3039 * Allocate a *temporary* slpsrvurl_t to hold this entry.
3042 if ((s
= (slpsrvurl_t
*)calloc(1, sizeof(slpsrvurl_t
))) == NULL
)
3046 * Copy the SLP service URL...
3049 strlcpy(s
->url
, srvurl
, sizeof(s
->url
));
3052 * Link the SLP service URL into the head of the list
3062 #endif /* HAVE_LIBSLP */