4371 lines
121 KiB
C
4371 lines
121 KiB
C
/*
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* User-defined destination (and option) support for CUPS.
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*
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* Copyright © 2007-2019 by Apple Inc.
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* Copyright © 1997-2007 by Easy Software Products.
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*
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* Licensed under Apache License v2.0. See the file "LICENSE" for more
|
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* information.
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*/
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/*
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* Include necessary headers...
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*/
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#include "cups-private.h"
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#include "debug-internal.h"
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#include <sys/stat.h>
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#ifdef HAVE_NOTIFY_H
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# include <notify.h>
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#endif /* HAVE_NOTIFY_H */
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#ifdef HAVE_POLL
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# include <poll.h>
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#endif /* HAVE_POLL */
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#ifdef HAVE_DNSSD
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# include <dns_sd.h>
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#endif /* HAVE_DNSSD */
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#ifdef HAVE_AVAHI
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# include <avahi-client/client.h>
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# include <avahi-client/lookup.h>
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# include <avahi-common/simple-watch.h>
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# include <avahi-common/domain.h>
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# include <avahi-common/error.h>
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# include <avahi-common/malloc.h>
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#define kDNSServiceMaxDomainName AVAHI_DOMAIN_NAME_MAX
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#endif /* HAVE_AVAHI */
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/*
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* Constants...
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*/
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#ifdef __APPLE__
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# if HAVE_SCDYNAMICSTORECOPYCOMPUTERNAME
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# include <SystemConfiguration/SystemConfiguration.h>
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# define _CUPS_LOCATION_DEFAULTS 1
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# endif /* HAVE_SCDYNAMICSTORECOPYCOMPUTERNAME */
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# define kCUPSPrintingPrefs CFSTR("org.cups.PrintingPrefs")
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# define kDefaultPaperIDKey CFSTR("DefaultPaperID")
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# define kLastUsedPrintersKey CFSTR("LastUsedPrinters")
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# define kLocationNetworkKey CFSTR("Network")
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# define kLocationPrinterIDKey CFSTR("PrinterID")
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# define kUseLastPrinter CFSTR("UseLastPrinter")
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#endif /* __APPLE__ */
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#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
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# define _CUPS_DNSSD_GET_DESTS 250 /* Milliseconds for cupsGetDests */
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# define _CUPS_DNSSD_MAXTIME 50 /* Milliseconds for maximum quantum of time */
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#else
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# define _CUPS_DNSSD_GET_DESTS 0 /* Milliseconds for cupsGetDests */
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#endif /* HAVE_DNSSD || HAVE_AVAHI */
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/*
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* Types...
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*/
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#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
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typedef enum _cups_dnssd_state_e /* Enumerated device state */
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{
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_CUPS_DNSSD_NEW,
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_CUPS_DNSSD_QUERY,
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_CUPS_DNSSD_PENDING,
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_CUPS_DNSSD_ACTIVE,
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_CUPS_DNSSD_INCOMPATIBLE,
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_CUPS_DNSSD_ERROR
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} _cups_dnssd_state_t;
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typedef struct _cups_dnssd_data_s /* Enumeration data */
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{
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# ifdef HAVE_DNSSD
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DNSServiceRef main_ref; /* Main service reference */
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# else /* HAVE_AVAHI */
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AvahiSimplePoll *simple_poll; /* Polling interface */
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AvahiClient *client; /* Client information */
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int got_data; /* Did we get data? */
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int browsers; /* How many browsers are running? */
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# endif /* HAVE_DNSSD */
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cups_dest_cb_t cb; /* Callback */
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void *user_data; /* User data pointer */
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cups_ptype_t type, /* Printer type filter */
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mask; /* Printer type mask */
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cups_array_t *devices; /* Devices found so far */
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int num_dests; /* Number of lpoptions destinations */
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cups_dest_t *dests; /* lpoptions destinations */
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char def_name[1024], /* Default printer name, if any */
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*def_instance; /* Default printer instance, if any */
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} _cups_dnssd_data_t;
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typedef struct _cups_dnssd_device_s /* Enumerated device */
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{
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_cups_dnssd_state_t state; /* State of device listing */
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# ifdef HAVE_DNSSD
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DNSServiceRef ref; /* Service reference for query */
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# else /* HAVE_AVAHI */
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AvahiRecordBrowser *ref; /* Browser for query */
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# endif /* HAVE_DNSSD */
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char *fullName, /* Full name */
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*regtype, /* Registration type */
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*domain; /* Domain name */
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cups_ptype_t type; /* Device registration type */
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cups_dest_t dest; /* Destination record */
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} _cups_dnssd_device_t;
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typedef struct _cups_dnssd_resolve_s /* Data for resolving URI */
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{
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int *cancel; /* Pointer to "cancel" variable */
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struct timeval end_time; /* Ending time */
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} _cups_dnssd_resolve_t;
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#endif /* HAVE_DNSSD */
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typedef struct _cups_getdata_s
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{
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int num_dests; /* Number of destinations */
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cups_dest_t *dests; /* Destinations */
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char def_name[1024], /* Default printer name, if any */
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*def_instance; /* Default printer instance, if any */
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} _cups_getdata_t;
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typedef struct _cups_namedata_s
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{
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const char *name; /* Named destination */
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cups_dest_t *dest; /* Destination */
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} _cups_namedata_t;
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/*
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* Local functions...
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*/
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#if _CUPS_LOCATION_DEFAULTS
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static CFArrayRef appleCopyLocations(void);
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static CFStringRef appleCopyNetwork(void);
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#endif /* _CUPS_LOCATION_DEFAULTS */
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#ifdef __APPLE__
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static char *appleGetPaperSize(char *name, size_t namesize);
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#endif /* __APPLE__ */
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#if _CUPS_LOCATION_DEFAULTS
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static CFStringRef appleGetPrinter(CFArrayRef locations,
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CFStringRef network, CFIndex *locindex);
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#endif /* _CUPS_LOCATION_DEFAULTS */
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static cups_dest_t *cups_add_dest(const char *name, const char *instance,
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int *num_dests, cups_dest_t **dests);
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#ifdef __BLOCKS__
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static int cups_block_cb(cups_dest_block_t block, unsigned flags,
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cups_dest_t *dest);
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#endif /* __BLOCKS__ */
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static int cups_compare_dests(cups_dest_t *a, cups_dest_t *b);
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#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
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# ifdef HAVE_DNSSD
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static void cups_dnssd_browse_cb(DNSServiceRef sdRef,
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DNSServiceFlags flags,
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uint32_t interfaceIndex,
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DNSServiceErrorType errorCode,
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const char *serviceName,
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const char *regtype,
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const char *replyDomain,
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void *context);
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# else /* HAVE_AVAHI */
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static void cups_dnssd_browse_cb(AvahiServiceBrowser *browser,
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AvahiIfIndex interface,
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AvahiProtocol protocol,
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AvahiBrowserEvent event,
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const char *serviceName,
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const char *regtype,
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const char *replyDomain,
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AvahiLookupResultFlags flags,
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void *context);
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static void cups_dnssd_client_cb(AvahiClient *client,
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AvahiClientState state,
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void *context);
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# endif /* HAVE_DNSSD */
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static int cups_dnssd_compare_devices(_cups_dnssd_device_t *a,
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_cups_dnssd_device_t *b);
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static void cups_dnssd_free_device(_cups_dnssd_device_t *device,
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_cups_dnssd_data_t *data);
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static _cups_dnssd_device_t *
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cups_dnssd_get_device(_cups_dnssd_data_t *data,
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const char *serviceName,
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const char *regtype,
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const char *replyDomain);
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# ifdef HAVE_DNSSD
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static void cups_dnssd_query_cb(DNSServiceRef sdRef,
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DNSServiceFlags flags,
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uint32_t interfaceIndex,
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DNSServiceErrorType errorCode,
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const char *fullName,
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uint16_t rrtype, uint16_t rrclass,
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uint16_t rdlen, const void *rdata,
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uint32_t ttl, void *context);
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# else /* HAVE_AVAHI */
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static int cups_dnssd_poll_cb(struct pollfd *pollfds,
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unsigned int num_pollfds,
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int timeout, void *context);
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static void cups_dnssd_query_cb(AvahiRecordBrowser *browser,
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AvahiIfIndex interface,
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AvahiProtocol protocol,
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AvahiBrowserEvent event,
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const char *name, uint16_t rrclass,
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uint16_t rrtype, const void *rdata,
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size_t rdlen,
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AvahiLookupResultFlags flags,
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void *context);
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# endif /* HAVE_DNSSD */
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static const char *cups_dnssd_resolve(cups_dest_t *dest, const char *uri,
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int msec, int *cancel,
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cups_dest_cb_t cb, void *user_data);
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static int cups_dnssd_resolve_cb(void *context);
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static void cups_dnssd_unquote(char *dst, const char *src,
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size_t dstsize);
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static int cups_elapsed(struct timeval *t);
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#endif /* HAVE_DNSSD || HAVE_AVAHI */
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static int cups_enum_dests(http_t *http, unsigned flags, int msec, int *cancel, cups_ptype_t type, cups_ptype_t mask, cups_dest_cb_t cb, void *user_data);
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static int cups_find_dest(const char *name, const char *instance,
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int num_dests, cups_dest_t *dests, int prev,
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int *rdiff);
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static int cups_get_cb(_cups_getdata_t *data, unsigned flags, cups_dest_t *dest);
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static char *cups_get_default(const char *filename, char *namebuf,
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size_t namesize, const char **instance);
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static int cups_get_dests(const char *filename, const char *match_name, const char *match_inst, int load_all, int user_default_set, int num_dests, cups_dest_t **dests);
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static char *cups_make_string(ipp_attribute_t *attr, char *buffer,
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size_t bufsize);
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static int cups_name_cb(_cups_namedata_t *data, unsigned flags, cups_dest_t *dest);
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static void cups_queue_name(char *name, const char *serviceName, size_t namesize);
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/*
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* 'cupsAddDest()' - Add a destination to the list of destinations.
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*
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* This function cannot be used to add a new class or printer queue,
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* it only adds a new container of saved options for the named
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* destination or instance.
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*
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* If the named destination already exists, the destination list is
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* returned unchanged. Adding a new instance of a destination creates
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* a copy of that destination's options.
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*
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* Use the @link cupsSaveDests@ function to save the updated list of
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* destinations to the user's lpoptions file.
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*/
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int /* O - New number of destinations */
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cupsAddDest(const char *name, /* I - Destination name */
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const char *instance, /* I - Instance name or @code NULL@ for none/primary */
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int num_dests, /* I - Number of destinations */
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cups_dest_t **dests) /* IO - Destinations */
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{
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int i; /* Looping var */
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cups_dest_t *dest; /* Destination pointer */
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cups_dest_t *parent = NULL; /* Parent destination */
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cups_option_t *doption, /* Current destination option */
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*poption; /* Current parent option */
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if (!name || !dests)
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return (0);
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if (!cupsGetDest(name, instance, num_dests, *dests))
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{
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if (instance && !cupsGetDest(name, NULL, num_dests, *dests))
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return (num_dests);
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if ((dest = cups_add_dest(name, instance, &num_dests, dests)) == NULL)
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return (num_dests);
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/*
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* Find the base dest again now the array has been realloc'd.
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*/
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parent = cupsGetDest(name, NULL, num_dests, *dests);
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if (instance && parent && parent->num_options > 0)
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{
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/*
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* Copy options from parent...
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*/
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dest->options = calloc(sizeof(cups_option_t), (size_t)parent->num_options);
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if (dest->options)
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{
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dest->num_options = parent->num_options;
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for (i = dest->num_options, doption = dest->options,
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poption = parent->options;
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i > 0;
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i --, doption ++, poption ++)
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{
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doption->name = _cupsStrRetain(poption->name);
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doption->value = _cupsStrRetain(poption->value);
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}
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}
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}
|
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}
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return (num_dests);
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}
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#ifdef __APPLE__
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/*
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* '_cupsAppleCopyDefaultPaperID()' - Get the default paper ID.
|
||
*/
|
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CFStringRef /* O - Default paper ID */
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_cupsAppleCopyDefaultPaperID(void)
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{
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return (CFPreferencesCopyAppValue(kDefaultPaperIDKey,
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kCUPSPrintingPrefs));
|
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}
|
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|
||
|
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/*
|
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* '_cupsAppleCopyDefaultPrinter()' - Get the default printer at this location.
|
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*/
|
||
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CFStringRef /* O - Default printer name */
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_cupsAppleCopyDefaultPrinter(void)
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{
|
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# if _CUPS_LOCATION_DEFAULTS
|
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CFStringRef network; /* Network location */
|
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CFArrayRef locations; /* Location array */
|
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CFStringRef locprinter; /* Current printer */
|
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||
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/*
|
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* Use location-based defaults only if "use last printer" is selected in the
|
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* system preferences...
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*/
|
||
|
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if (!_cupsAppleGetUseLastPrinter())
|
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{
|
||
DEBUG_puts("1_cupsAppleCopyDefaultPrinter: Not using last printer as "
|
||
"default.");
|
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return (NULL);
|
||
}
|
||
|
||
/*
|
||
* Get the current location...
|
||
*/
|
||
|
||
if ((network = appleCopyNetwork()) == NULL)
|
||
{
|
||
DEBUG_puts("1_cupsAppleCopyDefaultPrinter: Unable to get current "
|
||
"network.");
|
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return (NULL);
|
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}
|
||
|
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/*
|
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* Lookup the network in the preferences...
|
||
*/
|
||
|
||
if ((locations = appleCopyLocations()) == NULL)
|
||
{
|
||
/*
|
||
* Missing or bad location array, so no location-based default...
|
||
*/
|
||
|
||
DEBUG_puts("1_cupsAppleCopyDefaultPrinter: Missing or bad last used "
|
||
"printer array.");
|
||
|
||
CFRelease(network);
|
||
|
||
return (NULL);
|
||
}
|
||
|
||
DEBUG_printf(("1_cupsAppleCopyDefaultPrinter: Got locations, %d entries.",
|
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(int)CFArrayGetCount(locations)));
|
||
|
||
if ((locprinter = appleGetPrinter(locations, network, NULL)) != NULL)
|
||
CFRetain(locprinter);
|
||
|
||
CFRelease(network);
|
||
CFRelease(locations);
|
||
|
||
return (locprinter);
|
||
|
||
# else
|
||
return (NULL);
|
||
# endif /* _CUPS_LOCATION_DEFAULTS */
|
||
}
|
||
|
||
|
||
/*
|
||
* '_cupsAppleGetUseLastPrinter()' - Get whether to use the last used printer.
|
||
*/
|
||
|
||
int /* O - 1 to use last printer, 0 otherwise */
|
||
_cupsAppleGetUseLastPrinter(void)
|
||
{
|
||
Boolean uselast, /* Use last printer preference value */
|
||
uselast_set; /* Valid is set? */
|
||
|
||
|
||
if (getenv("CUPS_DISABLE_APPLE_DEFAULT"))
|
||
return (0);
|
||
|
||
uselast = CFPreferencesGetAppBooleanValue(kUseLastPrinter,
|
||
kCUPSPrintingPrefs,
|
||
&uselast_set);
|
||
if (!uselast_set)
|
||
return (1);
|
||
else
|
||
return (uselast);
|
||
}
|
||
|
||
|
||
/*
|
||
* '_cupsAppleSetDefaultPaperID()' - Set the default paper id.
|
||
*/
|
||
|
||
void
|
||
_cupsAppleSetDefaultPaperID(
|
||
CFStringRef name) /* I - New paper ID */
|
||
{
|
||
CFPreferencesSetAppValue(kDefaultPaperIDKey, name, kCUPSPrintingPrefs);
|
||
CFPreferencesAppSynchronize(kCUPSPrintingPrefs);
|
||
|
||
# ifdef HAVE_NOTIFY_POST
|
||
notify_post("com.apple.printerPrefsChange");
|
||
# endif /* HAVE_NOTIFY_POST */
|
||
}
|
||
|
||
|
||
/*
|
||
* '_cupsAppleSetDefaultPrinter()' - Set the default printer for this location.
|
||
*/
|
||
|
||
void
|
||
_cupsAppleSetDefaultPrinter(
|
||
CFStringRef name) /* I - Default printer/class name */
|
||
{
|
||
# if _CUPS_LOCATION_DEFAULTS
|
||
CFStringRef network; /* Current network */
|
||
CFArrayRef locations; /* Old locations array */
|
||
CFIndex locindex; /* Index in locations array */
|
||
CFStringRef locprinter; /* Current printer */
|
||
CFMutableArrayRef newlocations; /* New locations array */
|
||
CFMutableDictionaryRef newlocation; /* New location */
|
||
|
||
|
||
/*
|
||
* Get the current location...
|
||
*/
|
||
|
||
if ((network = appleCopyNetwork()) == NULL)
|
||
{
|
||
DEBUG_puts("1_cupsAppleSetDefaultPrinter: Unable to get current network...");
|
||
return;
|
||
}
|
||
|
||
/*
|
||
* Lookup the network in the preferences...
|
||
*/
|
||
|
||
if ((locations = appleCopyLocations()) != NULL)
|
||
locprinter = appleGetPrinter(locations, network, &locindex);
|
||
else
|
||
{
|
||
locprinter = NULL;
|
||
locindex = -1;
|
||
}
|
||
|
||
if (!locprinter || CFStringCompare(locprinter, name, 0) != kCFCompareEqualTo)
|
||
{
|
||
/*
|
||
* Need to change the locations array...
|
||
*/
|
||
|
||
if (locations)
|
||
{
|
||
newlocations = CFArrayCreateMutableCopy(kCFAllocatorDefault, 0,
|
||
locations);
|
||
|
||
if (locprinter)
|
||
CFArrayRemoveValueAtIndex(newlocations, locindex);
|
||
}
|
||
else
|
||
newlocations = CFArrayCreateMutable(kCFAllocatorDefault, 0,
|
||
&kCFTypeArrayCallBacks);
|
||
|
||
newlocation = CFDictionaryCreateMutable(kCFAllocatorDefault, 0,
|
||
&kCFTypeDictionaryKeyCallBacks,
|
||
&kCFTypeDictionaryValueCallBacks);
|
||
|
||
if (newlocation && newlocations)
|
||
{
|
||
/*
|
||
* Put the new location at the front of the array...
|
||
*/
|
||
|
||
CFDictionaryAddValue(newlocation, kLocationNetworkKey, network);
|
||
CFDictionaryAddValue(newlocation, kLocationPrinterIDKey, name);
|
||
CFArrayInsertValueAtIndex(newlocations, 0, newlocation);
|
||
|
||
/*
|
||
* Limit the number of locations to 10...
|
||
*/
|
||
|
||
while (CFArrayGetCount(newlocations) > 10)
|
||
CFArrayRemoveValueAtIndex(newlocations, 10);
|
||
|
||
/*
|
||
* Push the changes out...
|
||
*/
|
||
|
||
CFPreferencesSetAppValue(kLastUsedPrintersKey, newlocations,
|
||
kCUPSPrintingPrefs);
|
||
CFPreferencesAppSynchronize(kCUPSPrintingPrefs);
|
||
|
||
# ifdef HAVE_NOTIFY_POST
|
||
notify_post("com.apple.printerPrefsChange");
|
||
# endif /* HAVE_NOTIFY_POST */
|
||
}
|
||
|
||
if (newlocations)
|
||
CFRelease(newlocations);
|
||
|
||
if (newlocation)
|
||
CFRelease(newlocation);
|
||
}
|
||
|
||
if (locations)
|
||
CFRelease(locations);
|
||
|
||
CFRelease(network);
|
||
|
||
# else
|
||
(void)name;
|
||
# endif /* _CUPS_LOCATION_DEFAULTS */
|
||
}
|
||
|
||
|
||
/*
|
||
* '_cupsAppleSetUseLastPrinter()' - Set whether to use the last used printer.
|
||
*/
|
||
|
||
void
|
||
_cupsAppleSetUseLastPrinter(
|
||
int uselast) /* O - 1 to use last printer, 0 otherwise */
|
||
{
|
||
CFPreferencesSetAppValue(kUseLastPrinter,
|
||
uselast ? kCFBooleanTrue : kCFBooleanFalse,
|
||
kCUPSPrintingPrefs);
|
||
CFPreferencesAppSynchronize(kCUPSPrintingPrefs);
|
||
|
||
# ifdef HAVE_NOTIFY_POST
|
||
notify_post("com.apple.printerPrefsChange");
|
||
# endif /* HAVE_NOTIFY_POST */
|
||
}
|
||
#endif /* __APPLE__ */
|
||
|
||
|
||
/*
|
||
* 'cupsConnectDest()' - Open a connection to the destination.
|
||
*
|
||
* Connect to the destination, returning a new @code http_t@ connection object
|
||
* and optionally the resource path to use for the destination. These calls
|
||
* will block until a connection is made, the timeout expires, the integer
|
||
* pointed to by "cancel" is non-zero, or the callback function (or block)
|
||
* returns 0. The caller is responsible for calling @link httpClose@ on the
|
||
* returned connection.
|
||
*
|
||
* Starting with CUPS 2.2.4, the caller can pass @code CUPS_DEST_FLAGS_DEVICE@
|
||
* for the "flags" argument to connect directly to the device associated with
|
||
* the destination. Otherwise, the connection is made to the CUPS scheduler
|
||
* associated with the destination.
|
||
*
|
||
* @since CUPS 1.6/macOS 10.8@
|
||
*/
|
||
|
||
http_t * /* O - Connection to destination or @code NULL@ */
|
||
cupsConnectDest(
|
||
cups_dest_t *dest, /* I - Destination */
|
||
unsigned flags, /* I - Connection flags */
|
||
int msec, /* I - Timeout in milliseconds */
|
||
int *cancel, /* I - Pointer to "cancel" variable */
|
||
char *resource, /* I - Resource buffer */
|
||
size_t resourcesize, /* I - Size of resource buffer */
|
||
cups_dest_cb_t cb, /* I - Callback function */
|
||
void *user_data) /* I - User data pointer */
|
||
{
|
||
const char *uri; /* Printer URI */
|
||
char scheme[32], /* URI scheme */
|
||
userpass[256], /* Username and password (unused) */
|
||
hostname[256], /* Hostname */
|
||
tempresource[1024]; /* Temporary resource buffer */
|
||
int port; /* Port number */
|
||
char portstr[16]; /* Port number string */
|
||
http_encryption_t encryption; /* Encryption to use */
|
||
http_addrlist_t *addrlist; /* Address list for server */
|
||
http_t *http; /* Connection to server */
|
||
|
||
|
||
DEBUG_printf(("cupsConnectDest(dest=%p, flags=0x%x, msec=%d, cancel=%p(%d), resource=\"%s\", resourcesize=" CUPS_LLFMT ", cb=%p, user_data=%p)", (void *)dest, flags, msec, (void *)cancel, cancel ? *cancel : -1, resource, CUPS_LLCAST resourcesize, (void *)cb, user_data));
|
||
|
||
/*
|
||
* Range check input...
|
||
*/
|
||
|
||
if (!dest)
|
||
{
|
||
if (resource)
|
||
*resource = '\0';
|
||
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(EINVAL), 0);
|
||
return (NULL);
|
||
}
|
||
|
||
if (!resource || resourcesize < 1)
|
||
{
|
||
resource = tempresource;
|
||
resourcesize = sizeof(tempresource);
|
||
}
|
||
|
||
/*
|
||
* Grab the printer URI...
|
||
*/
|
||
|
||
if (flags & CUPS_DEST_FLAGS_DEVICE)
|
||
{
|
||
if ((uri = cupsGetOption("device-uri", dest->num_options, dest->options)) != NULL)
|
||
{
|
||
#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
|
||
if (strstr(uri, "._tcp"))
|
||
uri = cups_dnssd_resolve(dest, uri, msec, cancel, cb, user_data);
|
||
#endif /* HAVE_DNSSD || HAVE_AVAHI */
|
||
}
|
||
}
|
||
else if ((uri = cupsGetOption("printer-uri-supported", dest->num_options, dest->options)) == NULL)
|
||
{
|
||
if ((uri = cupsGetOption("device-uri", dest->num_options, dest->options)) != NULL)
|
||
{
|
||
#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
|
||
if (strstr(uri, "._tcp"))
|
||
uri = cups_dnssd_resolve(dest, uri, msec, cancel, cb, user_data);
|
||
#endif /* HAVE_DNSSD || HAVE_AVAHI */
|
||
}
|
||
|
||
if (uri)
|
||
uri = _cupsCreateDest(dest->name, cupsGetOption("printer-info", dest->num_options, dest->options), NULL, uri, tempresource, sizeof(tempresource));
|
||
|
||
if (uri)
|
||
{
|
||
dest->num_options = cupsAddOption("printer-uri-supported", uri, dest->num_options, &dest->options);
|
||
|
||
uri = cupsGetOption("printer-uri-supported", dest->num_options, dest->options);
|
||
}
|
||
}
|
||
|
||
if (!uri)
|
||
{
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(ENOENT), 0);
|
||
|
||
if (cb)
|
||
(*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_ERROR, dest);
|
||
|
||
return (NULL);
|
||
}
|
||
|
||
if (httpSeparateURI(HTTP_URI_CODING_ALL, uri, scheme, sizeof(scheme),
|
||
userpass, sizeof(userpass), hostname, sizeof(hostname),
|
||
&port, resource, (int)resourcesize) < HTTP_URI_STATUS_OK)
|
||
{
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad printer-uri."), 1);
|
||
|
||
if (cb)
|
||
(*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_ERROR,
|
||
dest);
|
||
|
||
return (NULL);
|
||
}
|
||
|
||
/*
|
||
* Lookup the address for the server...
|
||
*/
|
||
|
||
if (cb)
|
||
(*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_RESOLVING, dest);
|
||
|
||
snprintf(portstr, sizeof(portstr), "%d", port);
|
||
|
||
if ((addrlist = httpAddrGetList(hostname, AF_UNSPEC, portstr)) == NULL)
|
||
{
|
||
if (cb)
|
||
(*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_ERROR, dest);
|
||
|
||
return (NULL);
|
||
}
|
||
|
||
if (cancel && *cancel)
|
||
{
|
||
httpAddrFreeList(addrlist);
|
||
|
||
if (cb)
|
||
(*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_CANCELED, dest);
|
||
|
||
return (NULL);
|
||
}
|
||
|
||
/*
|
||
* Create the HTTP object pointing to the server referenced by the URI...
|
||
*/
|
||
|
||
if (!strcmp(scheme, "ipps") || port == 443)
|
||
encryption = HTTP_ENCRYPTION_ALWAYS;
|
||
else
|
||
encryption = HTTP_ENCRYPTION_IF_REQUESTED;
|
||
|
||
http = httpConnect2(hostname, port, addrlist, AF_UNSPEC, encryption, 1, 0, NULL);
|
||
httpAddrFreeList(addrlist);
|
||
|
||
/*
|
||
* Connect if requested...
|
||
*/
|
||
|
||
if (flags & CUPS_DEST_FLAGS_UNCONNECTED)
|
||
{
|
||
if (cb)
|
||
(*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED, dest);
|
||
}
|
||
else
|
||
{
|
||
if (cb)
|
||
(*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_CONNECTING, dest);
|
||
|
||
if (!httpReconnect2(http, msec, cancel) && cb)
|
||
{
|
||
if (cancel && *cancel)
|
||
(*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_CONNECTING, dest);
|
||
else
|
||
(*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_ERROR, dest);
|
||
}
|
||
else if (cb)
|
||
(*cb)(user_data, CUPS_DEST_FLAGS_NONE, dest);
|
||
}
|
||
|
||
return (http);
|
||
}
|
||
|
||
|
||
#ifdef __BLOCKS__
|
||
/*
|
||
* 'cupsConnectDestBlock()' - Open a connection to the destination.
|
||
*
|
||
* Connect to the destination, returning a new @code http_t@ connection object
|
||
* and optionally the resource path to use for the destination. These calls
|
||
* will block until a connection is made, the timeout expires, the integer
|
||
* pointed to by "cancel" is non-zero, or the block returns 0. The caller is
|
||
* responsible for calling @link httpClose@ on the returned connection.
|
||
*
|
||
* Starting with CUPS 2.2.4, the caller can pass @code CUPS_DEST_FLAGS_DEVICE@
|
||
* for the "flags" argument to connect directly to the device associated with
|
||
* the destination. Otherwise, the connection is made to the CUPS scheduler
|
||
* associated with the destination.
|
||
*
|
||
* @since CUPS 1.6/macOS 10.8@ @exclude all@
|
||
*/
|
||
|
||
http_t * /* O - Connection to destination or @code NULL@ */
|
||
cupsConnectDestBlock(
|
||
cups_dest_t *dest, /* I - Destination */
|
||
unsigned flags, /* I - Connection flags */
|
||
int msec, /* I - Timeout in milliseconds */
|
||
int *cancel, /* I - Pointer to "cancel" variable */
|
||
char *resource, /* I - Resource buffer */
|
||
size_t resourcesize, /* I - Size of resource buffer */
|
||
cups_dest_block_t block) /* I - Callback block */
|
||
{
|
||
return (cupsConnectDest(dest, flags, msec, cancel, resource, resourcesize,
|
||
(cups_dest_cb_t)cups_block_cb, (void *)block));
|
||
}
|
||
#endif /* __BLOCKS__ */
|
||
|
||
|
||
/*
|
||
* 'cupsCopyDest()' - Copy a destination.
|
||
*
|
||
* Make a copy of the destination to an array of destinations (or just a single
|
||
* copy) - for use with the cupsEnumDests* functions. The caller is responsible
|
||
* for calling cupsFreeDests() on the returned object(s).
|
||
*
|
||
* @since CUPS 1.6/macOS 10.8@
|
||
*/
|
||
|
||
int /* O - New number of destinations */
|
||
cupsCopyDest(cups_dest_t *dest, /* I - Destination to copy */
|
||
int num_dests, /* I - Number of destinations */
|
||
cups_dest_t **dests) /* IO - Destination array */
|
||
{
|
||
int i; /* Looping var */
|
||
cups_dest_t *new_dest; /* New destination pointer */
|
||
cups_option_t *new_option, /* Current destination option */
|
||
*option; /* Current parent option */
|
||
|
||
|
||
/*
|
||
* Range check input...
|
||
*/
|
||
|
||
if (!dest || num_dests < 0 || !dests)
|
||
return (num_dests);
|
||
|
||
/*
|
||
* See if the destination already exists...
|
||
*/
|
||
|
||
if ((new_dest = cupsGetDest(dest->name, dest->instance, num_dests,
|
||
*dests)) != NULL)
|
||
{
|
||
/*
|
||
* Protect against copying destination to itself...
|
||
*/
|
||
|
||
if (new_dest == dest)
|
||
return (num_dests);
|
||
|
||
/*
|
||
* Otherwise, free the options...
|
||
*/
|
||
|
||
cupsFreeOptions(new_dest->num_options, new_dest->options);
|
||
|
||
new_dest->num_options = 0;
|
||
new_dest->options = NULL;
|
||
}
|
||
else
|
||
new_dest = cups_add_dest(dest->name, dest->instance, &num_dests, dests);
|
||
|
||
if (new_dest)
|
||
{
|
||
new_dest->is_default = dest->is_default;
|
||
|
||
if ((new_dest->options = calloc(sizeof(cups_option_t), (size_t)dest->num_options)) == NULL)
|
||
return (cupsRemoveDest(dest->name, dest->instance, num_dests, dests));
|
||
|
||
new_dest->num_options = dest->num_options;
|
||
|
||
for (i = dest->num_options, option = dest->options,
|
||
new_option = new_dest->options;
|
||
i > 0;
|
||
i --, option ++, new_option ++)
|
||
{
|
||
new_option->name = _cupsStrRetain(option->name);
|
||
new_option->value = _cupsStrRetain(option->value);
|
||
}
|
||
}
|
||
|
||
return (num_dests);
|
||
}
|
||
|
||
|
||
/*
|
||
* '_cupsCreateDest()' - Create a local (temporary) queue.
|
||
*/
|
||
|
||
char * /* O - Printer URI or @code NULL@ on error */
|
||
_cupsCreateDest(const char *name, /* I - Printer name */
|
||
const char *info, /* I - Printer description of @code NULL@ */
|
||
const char *device_id, /* I - 1284 Device ID or @code NULL@ */
|
||
const char *device_uri, /* I - Device URI */
|
||
char *uri, /* I - Printer URI buffer */
|
||
size_t urisize) /* I - Size of URI buffer */
|
||
{
|
||
http_t *http; /* Connection to server */
|
||
ipp_t *request, /* CUPS-Create-Local-Printer request */
|
||
*response; /* CUPS-Create-Local-Printer response */
|
||
ipp_attribute_t *attr; /* printer-uri-supported attribute */
|
||
ipp_pstate_t state = IPP_PSTATE_STOPPED;
|
||
/* printer-state value */
|
||
|
||
|
||
if (!name || !device_uri || !uri || urisize < 32)
|
||
return (NULL);
|
||
|
||
if ((http = httpConnect2(cupsServer(), ippPort(), NULL, AF_UNSPEC, HTTP_ENCRYPTION_IF_REQUESTED, 1, 30000, NULL)) == NULL)
|
||
return (NULL);
|
||
|
||
request = ippNewRequest(IPP_OP_CUPS_CREATE_LOCAL_PRINTER);
|
||
|
||
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, "ipp://localhost/");
|
||
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name", NULL, cupsUser());
|
||
|
||
ippAddString(request, IPP_TAG_PRINTER, IPP_TAG_URI, "device-uri", NULL, device_uri);
|
||
ippAddString(request, IPP_TAG_PRINTER, IPP_TAG_NAME, "printer-name", NULL, name);
|
||
if (info)
|
||
ippAddString(request, IPP_TAG_PRINTER, IPP_TAG_TEXT, "printer-info", NULL, info);
|
||
if (device_id)
|
||
ippAddString(request, IPP_TAG_PRINTER, IPP_TAG_TEXT, "printer-device-id", NULL, device_id);
|
||
|
||
response = cupsDoRequest(http, request, "/");
|
||
|
||
if ((attr = ippFindAttribute(response, "printer-uri-supported", IPP_TAG_URI)) != NULL)
|
||
strlcpy(uri, ippGetString(attr, 0, NULL), urisize);
|
||
else
|
||
{
|
||
ippDelete(response);
|
||
httpClose(http);
|
||
return (NULL);
|
||
}
|
||
|
||
if ((attr = ippFindAttribute(response, "printer-state", IPP_TAG_ENUM)) != NULL)
|
||
state = (ipp_pstate_t)ippGetInteger(attr, 0);
|
||
|
||
while (state == IPP_PSTATE_STOPPED && cupsLastError() == IPP_STATUS_OK)
|
||
{
|
||
sleep(1);
|
||
ippDelete(response);
|
||
|
||
request = ippNewRequest(IPP_OP_GET_PRINTER_ATTRIBUTES);
|
||
|
||
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, uri);
|
||
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "requesting-user-name", NULL, cupsUser());
|
||
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, "requested-attributes", NULL, "printer-state");
|
||
|
||
response = cupsDoRequest(http, request, "/");
|
||
|
||
if ((attr = ippFindAttribute(response, "printer-state", IPP_TAG_ENUM)) != NULL)
|
||
state = (ipp_pstate_t)ippGetInteger(attr, 0);
|
||
}
|
||
|
||
ippDelete(response);
|
||
|
||
httpClose(http);
|
||
|
||
return (uri);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cupsEnumDests()' - Enumerate available destinations with a callback function.
|
||
*
|
||
* Destinations are enumerated from one or more sources. The callback function
|
||
* receives the @code user_data@ pointer and the destination pointer which can
|
||
* be used as input to the @link cupsCopyDest@ function. The function must
|
||
* return 1 to continue enumeration or 0 to stop.
|
||
*
|
||
* The @code type@ and @code mask@ arguments allow the caller to filter the
|
||
* destinations that are enumerated. Passing 0 for both will enumerate all
|
||
* printers. The constant @code CUPS_PRINTER_DISCOVERED@ is used to filter on
|
||
* destinations that are available but have not yet been added locally.
|
||
*
|
||
* Enumeration happens on the current thread and does not return until all
|
||
* destinations have been enumerated or the callback function returns 0.
|
||
*
|
||
* Note: The callback function will likely receive multiple updates for the same
|
||
* destinations - it is up to the caller to suppress any duplicate destinations.
|
||
*
|
||
* @since CUPS 1.6/macOS 10.8@
|
||
*/
|
||
|
||
int /* O - 1 on success, 0 on failure */
|
||
cupsEnumDests(
|
||
unsigned flags, /* I - Enumeration flags */
|
||
int msec, /* I - Timeout in milliseconds, -1 for indefinite */
|
||
int *cancel, /* I - Pointer to "cancel" variable */
|
||
cups_ptype_t type, /* I - Printer type bits */
|
||
cups_ptype_t mask, /* I - Mask for printer type bits */
|
||
cups_dest_cb_t cb, /* I - Callback function */
|
||
void *user_data) /* I - User data */
|
||
{
|
||
return (cups_enum_dests(CUPS_HTTP_DEFAULT, flags, msec, cancel, type, mask, cb, user_data));
|
||
}
|
||
|
||
|
||
# ifdef __BLOCKS__
|
||
/*
|
||
* 'cupsEnumDestsBlock()' - Enumerate available destinations with a block.
|
||
*
|
||
* Destinations are enumerated from one or more sources. The block receives the
|
||
* @code user_data@ pointer and the destination pointer which can be used as
|
||
* input to the @link cupsCopyDest@ function. The block must return 1 to
|
||
* continue enumeration or 0 to stop.
|
||
*
|
||
* The @code type@ and @code mask@ arguments allow the caller to filter the
|
||
* destinations that are enumerated. Passing 0 for both will enumerate all
|
||
* printers. The constant @code CUPS_PRINTER_DISCOVERED@ is used to filter on
|
||
* destinations that are available but have not yet been added locally.
|
||
*
|
||
* Enumeration happens on the current thread and does not return until all
|
||
* destinations have been enumerated or the block returns 0.
|
||
*
|
||
* Note: The block will likely receive multiple updates for the same
|
||
* destinations - it is up to the caller to suppress any duplicate destinations.
|
||
*
|
||
* @since CUPS 1.6/macOS 10.8@ @exclude all@
|
||
*/
|
||
|
||
int /* O - 1 on success, 0 on failure */
|
||
cupsEnumDestsBlock(
|
||
unsigned flags, /* I - Enumeration flags */
|
||
int timeout, /* I - Timeout in milliseconds, 0 for indefinite */
|
||
int *cancel, /* I - Pointer to "cancel" variable */
|
||
cups_ptype_t type, /* I - Printer type bits */
|
||
cups_ptype_t mask, /* I - Mask for printer type bits */
|
||
cups_dest_block_t block) /* I - Block */
|
||
{
|
||
return (cupsEnumDests(flags, timeout, cancel, type, mask,
|
||
(cups_dest_cb_t)cups_block_cb, (void *)block));
|
||
}
|
||
# endif /* __BLOCKS__ */
|
||
|
||
|
||
/*
|
||
* 'cupsFreeDests()' - Free the memory used by the list of destinations.
|
||
*/
|
||
|
||
void
|
||
cupsFreeDests(int num_dests, /* I - Number of destinations */
|
||
cups_dest_t *dests) /* I - Destinations */
|
||
{
|
||
int i; /* Looping var */
|
||
cups_dest_t *dest; /* Current destination */
|
||
|
||
|
||
if (num_dests == 0 || dests == NULL)
|
||
return;
|
||
|
||
for (i = num_dests, dest = dests; i > 0; i --, dest ++)
|
||
{
|
||
_cupsStrFree(dest->name);
|
||
_cupsStrFree(dest->instance);
|
||
|
||
cupsFreeOptions(dest->num_options, dest->options);
|
||
}
|
||
|
||
free(dests);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cupsGetDest()' - Get the named destination from the list.
|
||
*
|
||
* Use the @link cupsEnumDests@ or @link cupsGetDests2@ functions to get a
|
||
* list of supported destinations for the current user.
|
||
*/
|
||
|
||
cups_dest_t * /* O - Destination pointer or @code NULL@ */
|
||
cupsGetDest(const char *name, /* I - Destination name or @code NULL@ for the default destination */
|
||
const char *instance, /* I - Instance name or @code NULL@ */
|
||
int num_dests, /* I - Number of destinations */
|
||
cups_dest_t *dests) /* I - Destinations */
|
||
{
|
||
int diff, /* Result of comparison */
|
||
match; /* Matching index */
|
||
|
||
|
||
if (num_dests <= 0 || !dests)
|
||
return (NULL);
|
||
|
||
if (!name)
|
||
{
|
||
/*
|
||
* NULL name for default printer.
|
||
*/
|
||
|
||
while (num_dests > 0)
|
||
{
|
||
if (dests->is_default)
|
||
return (dests);
|
||
|
||
num_dests --;
|
||
dests ++;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
/*
|
||
* Lookup name and optionally the instance...
|
||
*/
|
||
|
||
match = cups_find_dest(name, instance, num_dests, dests, -1, &diff);
|
||
|
||
if (!diff)
|
||
return (dests + match);
|
||
}
|
||
|
||
return (NULL);
|
||
}
|
||
|
||
|
||
/*
|
||
* '_cupsGetDestResource()' - Get the resource path and URI for a destination.
|
||
*/
|
||
|
||
const char * /* O - URI */
|
||
_cupsGetDestResource(
|
||
cups_dest_t *dest, /* I - Destination */
|
||
unsigned flags, /* I - Destination flags */
|
||
char *resource, /* I - Resource buffer */
|
||
size_t resourcesize) /* I - Size of resource buffer */
|
||
{
|
||
const char *uri, /* URI */
|
||
*device_uri, /* Device URI */
|
||
*printer_uri; /* Printer URI */
|
||
char scheme[32], /* URI scheme */
|
||
userpass[256], /* Username and password (unused) */
|
||
hostname[256]; /* Hostname */
|
||
int port; /* Port number */
|
||
|
||
|
||
DEBUG_printf(("_cupsGetDestResource(dest=%p(%s), flags=%u, resource=%p, resourcesize=%d)", (void *)dest, dest->name, flags, (void *)resource, (int)resourcesize));
|
||
|
||
/*
|
||
* Range check input...
|
||
*/
|
||
|
||
if (!dest || !resource || resourcesize < 1)
|
||
{
|
||
if (resource)
|
||
*resource = '\0';
|
||
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(EINVAL), 0);
|
||
return (NULL);
|
||
}
|
||
|
||
/*
|
||
* Grab the printer and device URIs...
|
||
*/
|
||
|
||
device_uri = cupsGetOption("device-uri", dest->num_options, dest->options);
|
||
printer_uri = cupsGetOption("printer-uri-supported", dest->num_options, dest->options);
|
||
|
||
DEBUG_printf(("1_cupsGetDestResource: device-uri=\"%s\", printer-uri-supported=\"%s\".", device_uri, printer_uri));
|
||
|
||
#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
|
||
if (((flags & CUPS_DEST_FLAGS_DEVICE) || !printer_uri) && strstr(device_uri, "._tcp"))
|
||
{
|
||
if ((device_uri = cups_dnssd_resolve(dest, device_uri, 5000, NULL, NULL, NULL)) != NULL)
|
||
{
|
||
DEBUG_printf(("1_cupsGetDestResource: Resolved device-uri=\"%s\".", device_uri));
|
||
}
|
||
else
|
||
{
|
||
DEBUG_puts("1_cupsGetDestResource: Unable to resolve device.");
|
||
|
||
if (resource)
|
||
*resource = '\0';
|
||
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(ENOENT), 0);
|
||
|
||
return (NULL);
|
||
}
|
||
}
|
||
#endif /* HAVE_DNSSD || HAVE_AVAHI */
|
||
|
||
if (flags & CUPS_DEST_FLAGS_DEVICE)
|
||
{
|
||
uri = device_uri;
|
||
}
|
||
else if (printer_uri)
|
||
{
|
||
uri = printer_uri;
|
||
}
|
||
else
|
||
{
|
||
uri = _cupsCreateDest(dest->name, cupsGetOption("printer-info", dest->num_options, dest->options), NULL, device_uri, resource, resourcesize);
|
||
|
||
if (uri)
|
||
{
|
||
DEBUG_printf(("1_cupsGetDestResource: Local printer-uri-supported=\"%s\"", uri));
|
||
|
||
dest->num_options = cupsAddOption("printer-uri-supported", uri, dest->num_options, &dest->options);
|
||
|
||
uri = cupsGetOption("printer-uri-supported", dest->num_options, dest->options);
|
||
}
|
||
}
|
||
|
||
if (!uri)
|
||
{
|
||
DEBUG_puts("1_cupsGetDestResource: No printer-uri-supported or device-uri found.");
|
||
|
||
if (resource)
|
||
*resource = '\0';
|
||
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(ENOENT), 0);
|
||
|
||
return (NULL);
|
||
}
|
||
else if (httpSeparateURI(HTTP_URI_CODING_ALL, uri, scheme, sizeof(scheme), userpass, sizeof(userpass), hostname, sizeof(hostname), &port, resource, (int)resourcesize) < HTTP_URI_STATUS_OK)
|
||
{
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad URI."), 1);
|
||
|
||
return (NULL);
|
||
}
|
||
|
||
DEBUG_printf(("1_cupsGetDestResource: resource=\"%s\"", resource));
|
||
|
||
return (uri);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cupsGetDestWithURI()' - Get a destination associated with a URI.
|
||
*
|
||
* "name" is the desired name for the printer. If @code NULL@, a name will be
|
||
* created using the URI.
|
||
*
|
||
* "uri" is the "ipp" or "ipps" URI for the printer.
|
||
*
|
||
* @since CUPS 2.0/macOS 10.10@
|
||
*/
|
||
|
||
cups_dest_t * /* O - Destination or @code NULL@ */
|
||
cupsGetDestWithURI(const char *name, /* I - Desired printer name or @code NULL@ */
|
||
const char *uri) /* I - URI for the printer */
|
||
{
|
||
cups_dest_t *dest; /* New destination */
|
||
char temp[1024], /* Temporary string */
|
||
scheme[256], /* Scheme from URI */
|
||
userpass[256], /* Username:password from URI */
|
||
hostname[256], /* Hostname from URI */
|
||
resource[1024], /* Resource path from URI */
|
||
*ptr; /* Pointer into string */
|
||
const char *info; /* printer-info string */
|
||
int port; /* Port number from URI */
|
||
|
||
|
||
/*
|
||
* Range check input...
|
||
*/
|
||
|
||
if (!uri)
|
||
{
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(EINVAL), 0);
|
||
return (NULL);
|
||
}
|
||
|
||
if (httpSeparateURI(HTTP_URI_CODING_ALL, uri, scheme, sizeof(scheme), userpass, sizeof(userpass), hostname, sizeof(hostname), &port, resource, sizeof(resource)) < HTTP_URI_STATUS_OK ||
|
||
(strncmp(uri, "ipp://", 6) && strncmp(uri, "ipps://", 7)))
|
||
{
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad printer-uri."), 1);
|
||
|
||
return (NULL);
|
||
}
|
||
|
||
if (name)
|
||
{
|
||
info = name;
|
||
}
|
||
else
|
||
{
|
||
/*
|
||
* Create the name from the URI...
|
||
*/
|
||
|
||
if (strstr(hostname, "._tcp"))
|
||
{
|
||
/*
|
||
* Use the service instance name...
|
||
*/
|
||
|
||
if ((ptr = strstr(hostname, "._")) != NULL)
|
||
*ptr = '\0';
|
||
|
||
cups_queue_name(temp, hostname, sizeof(temp));
|
||
name = temp;
|
||
info = hostname;
|
||
}
|
||
else if (!strncmp(resource, "/classes/", 9))
|
||
{
|
||
snprintf(temp, sizeof(temp), "%s @ %s", resource + 9, hostname);
|
||
name = resource + 9;
|
||
info = temp;
|
||
}
|
||
else if (!strncmp(resource, "/printers/", 10))
|
||
{
|
||
snprintf(temp, sizeof(temp), "%s @ %s", resource + 10, hostname);
|
||
name = resource + 10;
|
||
info = temp;
|
||
}
|
||
else if (!strncmp(resource, "/ipp/print/", 11))
|
||
{
|
||
snprintf(temp, sizeof(temp), "%s @ %s", resource + 11, hostname);
|
||
name = resource + 11;
|
||
info = temp;
|
||
}
|
||
else
|
||
{
|
||
name = hostname;
|
||
info = hostname;
|
||
}
|
||
}
|
||
|
||
/*
|
||
* Create the destination...
|
||
*/
|
||
|
||
if ((dest = calloc(1, sizeof(cups_dest_t))) == NULL)
|
||
{
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(errno), 0);
|
||
return (NULL);
|
||
}
|
||
|
||
dest->name = _cupsStrAlloc(name);
|
||
dest->num_options = cupsAddOption("device-uri", uri, dest->num_options, &(dest->options));
|
||
dest->num_options = cupsAddOption("printer-info", info, dest->num_options, &(dest->options));
|
||
|
||
return (dest);
|
||
}
|
||
|
||
|
||
/*
|
||
* '_cupsGetDests()' - Get destinations from a server.
|
||
*
|
||
* "op" is IPP_OP_CUPS_GET_PRINTERS to get a full list, IPP_OP_CUPS_GET_DEFAULT
|
||
* to get the system-wide default printer, or IPP_OP_GET_PRINTER_ATTRIBUTES for
|
||
* a known printer.
|
||
*
|
||
* "name" is the name of an existing printer and is only used when "op" is
|
||
* IPP_OP_GET_PRINTER_ATTRIBUTES.
|
||
*
|
||
* "dest" is initialized to point to the array of destinations.
|
||
*
|
||
* 0 is returned if there are no printers, no default printer, or the named
|
||
* printer does not exist, respectively.
|
||
*
|
||
* Free the memory used by the destination array using the @link cupsFreeDests@
|
||
* function.
|
||
*
|
||
* Note: On macOS this function also gets the default paper from the system
|
||
* preferences (~/L/P/org.cups.PrintingPrefs.plist) and includes it in the
|
||
* options array for each destination that supports it.
|
||
*/
|
||
|
||
int /* O - Number of destinations */
|
||
_cupsGetDests(http_t *http, /* I - Connection to server or
|
||
* @code CUPS_HTTP_DEFAULT@ */
|
||
ipp_op_t op, /* I - IPP operation */
|
||
const char *name, /* I - Name of destination */
|
||
cups_dest_t **dests, /* IO - Destinations */
|
||
cups_ptype_t type, /* I - Printer type bits */
|
||
cups_ptype_t mask) /* I - Printer type mask */
|
||
{
|
||
int num_dests = 0; /* Number of destinations */
|
||
cups_dest_t *dest; /* Current destination */
|
||
ipp_t *request, /* IPP Request */
|
||
*response; /* IPP Response */
|
||
ipp_attribute_t *attr; /* Current attribute */
|
||
const char *printer_name; /* printer-name attribute */
|
||
char uri[1024]; /* printer-uri value */
|
||
int num_options; /* Number of options */
|
||
cups_option_t *options; /* Options */
|
||
#ifdef __APPLE__
|
||
char media_default[41]; /* Default paper size */
|
||
#endif /* __APPLE__ */
|
||
char optname[1024], /* Option name */
|
||
value[2048], /* Option value */
|
||
*ptr; /* Pointer into name/value */
|
||
static const char * const pattrs[] = /* Attributes we're interested in */
|
||
{
|
||
"auth-info-required",
|
||
"device-uri",
|
||
"job-sheets-default",
|
||
"marker-change-time",
|
||
"marker-colors",
|
||
"marker-high-levels",
|
||
"marker-levels",
|
||
"marker-low-levels",
|
||
"marker-message",
|
||
"marker-names",
|
||
"marker-types",
|
||
#ifdef __APPLE__
|
||
"media-supported",
|
||
#endif /* __APPLE__ */
|
||
"printer-commands",
|
||
"printer-defaults",
|
||
"printer-info",
|
||
"printer-is-accepting-jobs",
|
||
"printer-is-shared",
|
||
"printer-is-temporary",
|
||
"printer-location",
|
||
"printer-make-and-model",
|
||
"printer-mandatory-job-attributes",
|
||
"printer-name",
|
||
"printer-state",
|
||
"printer-state-change-time",
|
||
"printer-state-reasons",
|
||
"printer-type",
|
||
"printer-uri-supported"
|
||
};
|
||
|
||
|
||
DEBUG_printf(("_cupsGetDests(http=%p, op=%x(%s), name=\"%s\", dests=%p, type=%x, mask=%x)", (void *)http, op, ippOpString(op), name, (void *)dests, type, mask));
|
||
|
||
#ifdef __APPLE__
|
||
/*
|
||
* Get the default paper size...
|
||
*/
|
||
|
||
appleGetPaperSize(media_default, sizeof(media_default));
|
||
DEBUG_printf(("1_cupsGetDests: Default media is '%s'.", media_default));
|
||
#endif /* __APPLE__ */
|
||
|
||
/*
|
||
* Build a IPP_OP_CUPS_GET_PRINTERS or IPP_OP_GET_PRINTER_ATTRIBUTES request, which
|
||
* require the following attributes:
|
||
*
|
||
* attributes-charset
|
||
* attributes-natural-language
|
||
* requesting-user-name
|
||
* printer-uri [for IPP_OP_GET_PRINTER_ATTRIBUTES]
|
||
*/
|
||
|
||
request = ippNewRequest(op);
|
||
|
||
ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
|
||
"requested-attributes", sizeof(pattrs) / sizeof(pattrs[0]),
|
||
NULL, pattrs);
|
||
|
||
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
|
||
"requesting-user-name", NULL, cupsUser());
|
||
|
||
if (name && op != IPP_OP_CUPS_GET_DEFAULT)
|
||
{
|
||
httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL,
|
||
"localhost", ippPort(), "/printers/%s", name);
|
||
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL,
|
||
uri);
|
||
}
|
||
else if (mask)
|
||
{
|
||
ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_ENUM, "printer-type", (int)type);
|
||
ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_ENUM, "printer-type-mask", (int)mask);
|
||
}
|
||
|
||
/*
|
||
* Do the request and get back a response...
|
||
*/
|
||
|
||
if ((response = cupsDoRequest(http, request, "/")) != NULL)
|
||
{
|
||
for (attr = response->attrs; attr != NULL; attr = attr->next)
|
||
{
|
||
/*
|
||
* Skip leading attributes until we hit a printer...
|
||
*/
|
||
|
||
while (attr != NULL && attr->group_tag != IPP_TAG_PRINTER)
|
||
attr = attr->next;
|
||
|
||
if (attr == NULL)
|
||
break;
|
||
|
||
/*
|
||
* Pull the needed attributes from this printer...
|
||
*/
|
||
|
||
printer_name = NULL;
|
||
num_options = 0;
|
||
options = NULL;
|
||
|
||
for (; attr && attr->group_tag == IPP_TAG_PRINTER; attr = attr->next)
|
||
{
|
||
if (attr->value_tag != IPP_TAG_INTEGER &&
|
||
attr->value_tag != IPP_TAG_ENUM &&
|
||
attr->value_tag != IPP_TAG_BOOLEAN &&
|
||
attr->value_tag != IPP_TAG_TEXT &&
|
||
attr->value_tag != IPP_TAG_TEXTLANG &&
|
||
attr->value_tag != IPP_TAG_NAME &&
|
||
attr->value_tag != IPP_TAG_NAMELANG &&
|
||
attr->value_tag != IPP_TAG_KEYWORD &&
|
||
attr->value_tag != IPP_TAG_RANGE &&
|
||
attr->value_tag != IPP_TAG_URI)
|
||
continue;
|
||
|
||
if (!strcmp(attr->name, "auth-info-required") ||
|
||
!strcmp(attr->name, "device-uri") ||
|
||
!strcmp(attr->name, "marker-change-time") ||
|
||
!strcmp(attr->name, "marker-colors") ||
|
||
!strcmp(attr->name, "marker-high-levels") ||
|
||
!strcmp(attr->name, "marker-levels") ||
|
||
!strcmp(attr->name, "marker-low-levels") ||
|
||
!strcmp(attr->name, "marker-message") ||
|
||
!strcmp(attr->name, "marker-names") ||
|
||
!strcmp(attr->name, "marker-types") ||
|
||
!strcmp(attr->name, "printer-commands") ||
|
||
!strcmp(attr->name, "printer-info") ||
|
||
!strcmp(attr->name, "printer-is-shared") ||
|
||
!strcmp(attr->name, "printer-is-temporary") ||
|
||
!strcmp(attr->name, "printer-make-and-model") ||
|
||
!strcmp(attr->name, "printer-mandatory-job-attributes") ||
|
||
!strcmp(attr->name, "printer-state") ||
|
||
!strcmp(attr->name, "printer-state-change-time") ||
|
||
!strcmp(attr->name, "printer-type") ||
|
||
!strcmp(attr->name, "printer-is-accepting-jobs") ||
|
||
!strcmp(attr->name, "printer-location") ||
|
||
!strcmp(attr->name, "printer-state-reasons") ||
|
||
!strcmp(attr->name, "printer-uri-supported"))
|
||
{
|
||
/*
|
||
* Add a printer description attribute...
|
||
*/
|
||
|
||
num_options = cupsAddOption(attr->name,
|
||
cups_make_string(attr, value,
|
||
sizeof(value)),
|
||
num_options, &options);
|
||
}
|
||
#ifdef __APPLE__
|
||
else if (!strcmp(attr->name, "media-supported") && media_default[0])
|
||
{
|
||
/*
|
||
* See if we can set a default media size...
|
||
*/
|
||
|
||
int i; /* Looping var */
|
||
|
||
for (i = 0; i < attr->num_values; i ++)
|
||
if (!_cups_strcasecmp(media_default, attr->values[i].string.text))
|
||
{
|
||
DEBUG_printf(("1_cupsGetDests: Setting media to '%s'.", media_default));
|
||
num_options = cupsAddOption("media", media_default, num_options, &options);
|
||
break;
|
||
}
|
||
}
|
||
#endif /* __APPLE__ */
|
||
else if (!strcmp(attr->name, "printer-name") &&
|
||
attr->value_tag == IPP_TAG_NAME)
|
||
printer_name = attr->values[0].string.text;
|
||
else if (strncmp(attr->name, "notify-", 7) &&
|
||
strncmp(attr->name, "print-quality-", 14) &&
|
||
(attr->value_tag == IPP_TAG_BOOLEAN ||
|
||
attr->value_tag == IPP_TAG_ENUM ||
|
||
attr->value_tag == IPP_TAG_INTEGER ||
|
||
attr->value_tag == IPP_TAG_KEYWORD ||
|
||
attr->value_tag == IPP_TAG_NAME ||
|
||
attr->value_tag == IPP_TAG_RANGE) &&
|
||
(ptr = strstr(attr->name, "-default")) != NULL)
|
||
{
|
||
/*
|
||
* Add a default option...
|
||
*/
|
||
|
||
strlcpy(optname, attr->name, sizeof(optname));
|
||
optname[ptr - attr->name] = '\0';
|
||
|
||
if (_cups_strcasecmp(optname, "media") || !cupsGetOption("media", num_options, options))
|
||
num_options = cupsAddOption(optname, cups_make_string(attr, value, sizeof(value)), num_options, &options);
|
||
}
|
||
}
|
||
|
||
/*
|
||
* See if we have everything needed...
|
||
*/
|
||
|
||
if (!printer_name)
|
||
{
|
||
cupsFreeOptions(num_options, options);
|
||
|
||
if (attr == NULL)
|
||
break;
|
||
else
|
||
continue;
|
||
}
|
||
|
||
if ((dest = cups_add_dest(printer_name, NULL, &num_dests, dests)) != NULL)
|
||
{
|
||
dest->num_options = num_options;
|
||
dest->options = options;
|
||
}
|
||
else
|
||
cupsFreeOptions(num_options, options);
|
||
|
||
if (attr == NULL)
|
||
break;
|
||
}
|
||
|
||
ippDelete(response);
|
||
}
|
||
|
||
/*
|
||
* Return the count...
|
||
*/
|
||
|
||
return (num_dests);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cupsGetDests()' - Get the list of destinations from the default server.
|
||
*
|
||
* Starting with CUPS 1.2, the returned list of destinations include the
|
||
* "printer-info", "printer-is-accepting-jobs", "printer-is-shared",
|
||
* "printer-make-and-model", "printer-state", "printer-state-change-time",
|
||
* "printer-state-reasons", "printer-type", and "printer-uri-supported"
|
||
* attributes as options.
|
||
*
|
||
* CUPS 1.4 adds the "marker-change-time", "marker-colors",
|
||
* "marker-high-levels", "marker-levels", "marker-low-levels", "marker-message",
|
||
* "marker-names", "marker-types", and "printer-commands" attributes as options.
|
||
*
|
||
* CUPS 2.2 adds accessible IPP printers to the list of destinations that can
|
||
* be used. The "printer-uri-supported" option will be present for those IPP
|
||
* printers that have been recently used.
|
||
*
|
||
* Use the @link cupsFreeDests@ function to free the destination list and
|
||
* the @link cupsGetDest@ function to find a particular destination.
|
||
*
|
||
* @exclude all@
|
||
*/
|
||
|
||
int /* O - Number of destinations */
|
||
cupsGetDests(cups_dest_t **dests) /* O - Destinations */
|
||
{
|
||
return (cupsGetDests2(CUPS_HTTP_DEFAULT, dests));
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cupsGetDests2()' - Get the list of destinations from the specified server.
|
||
*
|
||
* Starting with CUPS 1.2, the returned list of destinations include the
|
||
* "printer-info", "printer-is-accepting-jobs", "printer-is-shared",
|
||
* "printer-make-and-model", "printer-state", "printer-state-change-time",
|
||
* "printer-state-reasons", "printer-type", and "printer-uri-supported"
|
||
* attributes as options.
|
||
*
|
||
* CUPS 1.4 adds the "marker-change-time", "marker-colors",
|
||
* "marker-high-levels", "marker-levels", "marker-low-levels", "marker-message",
|
||
* "marker-names", "marker-types", and "printer-commands" attributes as options.
|
||
*
|
||
* CUPS 2.2 adds accessible IPP printers to the list of destinations that can
|
||
* be used. The "printer-uri-supported" option will be present for those IPP
|
||
* printers that have been recently used.
|
||
*
|
||
* Use the @link cupsFreeDests@ function to free the destination list and
|
||
* the @link cupsGetDest@ function to find a particular destination.
|
||
*
|
||
* @since CUPS 1.1.21/macOS 10.4@
|
||
*/
|
||
|
||
int /* O - Number of destinations */
|
||
cupsGetDests2(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */
|
||
cups_dest_t **dests) /* O - Destinations */
|
||
{
|
||
_cups_getdata_t data; /* Enumeration data */
|
||
|
||
|
||
DEBUG_printf(("cupsGetDests2(http=%p, dests=%p)", (void *)http, (void *)dests));
|
||
|
||
/*
|
||
* Range check the input...
|
||
*/
|
||
|
||
if (!dests)
|
||
{
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad NULL dests pointer"), 1);
|
||
DEBUG_puts("1cupsGetDests2: NULL dests pointer, returning 0.");
|
||
return (0);
|
||
}
|
||
|
||
/*
|
||
* Connect to the server as needed...
|
||
*/
|
||
|
||
if (!http)
|
||
{
|
||
if ((http = _cupsConnect()) == NULL)
|
||
{
|
||
*dests = NULL;
|
||
|
||
return (0);
|
||
}
|
||
}
|
||
|
||
/*
|
||
* Grab the printers and classes...
|
||
*/
|
||
|
||
data.num_dests = 0;
|
||
data.dests = NULL;
|
||
|
||
if (!httpAddrLocalhost(httpGetAddress(http)))
|
||
{
|
||
/*
|
||
* When talking to a remote cupsd, just enumerate printers on the remote
|
||
* cupsd.
|
||
*/
|
||
|
||
cups_enum_dests(http, 0, _CUPS_DNSSD_GET_DESTS, NULL, 0, CUPS_PRINTER_DISCOVERED, (cups_dest_cb_t)cups_get_cb, &data);
|
||
}
|
||
else
|
||
{
|
||
/*
|
||
* When talking to a local cupsd, enumerate both local printers and ones we
|
||
* can find on the network...
|
||
*/
|
||
|
||
cups_enum_dests(http, 0, _CUPS_DNSSD_GET_DESTS, NULL, 0, 0, (cups_dest_cb_t)cups_get_cb, &data);
|
||
}
|
||
|
||
/*
|
||
* Return the number of destinations...
|
||
*/
|
||
|
||
*dests = data.dests;
|
||
|
||
if (data.num_dests > 0)
|
||
_cupsSetError(IPP_STATUS_OK, NULL, 0);
|
||
|
||
DEBUG_printf(("1cupsGetDests2: Returning %d destinations.", data.num_dests));
|
||
|
||
return (data.num_dests);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cupsGetNamedDest()' - Get options for the named destination.
|
||
*
|
||
* This function is optimized for retrieving a single destination and should
|
||
* be used instead of @link cupsGetDests2@ and @link cupsGetDest@ when you
|
||
* either know the name of the destination or want to print to the default
|
||
* destination. If @code NULL@ is returned, the destination does not exist or
|
||
* there is no default destination.
|
||
*
|
||
* If "http" is @code CUPS_HTTP_DEFAULT@, the connection to the default print
|
||
* server will be used.
|
||
*
|
||
* If "name" is @code NULL@, the default printer for the current user will be
|
||
* returned.
|
||
*
|
||
* The returned destination must be freed using @link cupsFreeDests@ with a
|
||
* "num_dests" value of 1.
|
||
*
|
||
* @since CUPS 1.4/macOS 10.6@
|
||
*/
|
||
|
||
cups_dest_t * /* O - Destination or @code NULL@ */
|
||
cupsGetNamedDest(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */
|
||
const char *name, /* I - Destination name or @code NULL@ for the default destination */
|
||
const char *instance) /* I - Instance name or @code NULL@ */
|
||
{
|
||
const char *dest_name; /* Working destination name */
|
||
cups_dest_t *dest; /* Destination */
|
||
char filename[1024], /* Path to lpoptions */
|
||
defname[256]; /* Default printer name */
|
||
int set_as_default = 0; /* Set returned destination as default */
|
||
ipp_op_t op = IPP_OP_GET_PRINTER_ATTRIBUTES;
|
||
/* IPP operation to get server ops */
|
||
_cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */
|
||
|
||
|
||
DEBUG_printf(("cupsGetNamedDest(http=%p, name=\"%s\", instance=\"%s\")", (void *)http, name, instance));
|
||
|
||
/*
|
||
* If "name" is NULL, find the default destination...
|
||
*/
|
||
|
||
dest_name = name;
|
||
|
||
if (!dest_name)
|
||
{
|
||
set_as_default = 1;
|
||
dest_name = _cupsUserDefault(defname, sizeof(defname));
|
||
|
||
if (dest_name)
|
||
{
|
||
char *ptr; /* Temporary pointer... */
|
||
|
||
if ((ptr = strchr(defname, '/')) != NULL)
|
||
{
|
||
*ptr++ = '\0';
|
||
instance = ptr;
|
||
}
|
||
else
|
||
instance = NULL;
|
||
}
|
||
else if (cg->home)
|
||
{
|
||
/*
|
||
* No default in the environment, try the user's lpoptions files...
|
||
*/
|
||
|
||
snprintf(filename, sizeof(filename), "%s/.cups/lpoptions", cg->home);
|
||
|
||
dest_name = cups_get_default(filename, defname, sizeof(defname), &instance);
|
||
|
||
if (dest_name)
|
||
set_as_default = 2;
|
||
}
|
||
|
||
if (!dest_name)
|
||
{
|
||
/*
|
||
* Still not there? Try the system lpoptions file...
|
||
*/
|
||
|
||
snprintf(filename, sizeof(filename), "%s/lpoptions", cg->cups_serverroot);
|
||
dest_name = cups_get_default(filename, defname, sizeof(defname), &instance);
|
||
|
||
if (dest_name)
|
||
set_as_default = 3;
|
||
}
|
||
|
||
if (!dest_name)
|
||
{
|
||
/*
|
||
* No locally-set default destination, ask the server...
|
||
*/
|
||
|
||
op = IPP_OP_CUPS_GET_DEFAULT;
|
||
set_as_default = 4;
|
||
|
||
DEBUG_puts("1cupsGetNamedDest: Asking server for default printer...");
|
||
}
|
||
else
|
||
DEBUG_printf(("1cupsGetNamedDest: Using name=\"%s\"...", name));
|
||
}
|
||
|
||
/*
|
||
* Get the printer's attributes...
|
||
*/
|
||
|
||
if (!_cupsGetDests(http, op, dest_name, &dest, 0, 0))
|
||
{
|
||
if (name)
|
||
{
|
||
_cups_namedata_t data; /* Callback data */
|
||
|
||
DEBUG_puts("1cupsGetNamedDest: No queue found for printer, looking on network...");
|
||
|
||
data.name = name;
|
||
data.dest = NULL;
|
||
|
||
cupsEnumDests(0, 1000, NULL, 0, 0, (cups_dest_cb_t)cups_name_cb, &data);
|
||
|
||
if (!data.dest)
|
||
return (NULL);
|
||
|
||
dest = data.dest;
|
||
}
|
||
else
|
||
{
|
||
switch (set_as_default)
|
||
{
|
||
default :
|
||
break;
|
||
|
||
case 1 : /* Set from env vars */
|
||
if (getenv("LPDEST"))
|
||
_cupsSetError(IPP_STATUS_ERROR_NOT_FOUND, _("LPDEST environment variable names default destination that does not exist."), 1);
|
||
else if (getenv("PRINTER"))
|
||
_cupsSetError(IPP_STATUS_ERROR_NOT_FOUND, _("PRINTER environment variable names default destination that does not exist."), 1);
|
||
else
|
||
_cupsSetError(IPP_STATUS_ERROR_NOT_FOUND, _("No default destination."), 1);
|
||
break;
|
||
|
||
case 2 : /* Set from ~/.cups/lpoptions */
|
||
_cupsSetError(IPP_STATUS_ERROR_NOT_FOUND, _("~/.cups/lpoptions file names default destination that does not exist."), 1);
|
||
break;
|
||
|
||
case 3 : /* Set from /etc/cups/lpoptions */
|
||
_cupsSetError(IPP_STATUS_ERROR_NOT_FOUND, _("/etc/cups/lpoptions file names default destination that does not exist."), 1);
|
||
break;
|
||
|
||
case 4 : /* Set from server */
|
||
_cupsSetError(IPP_STATUS_ERROR_NOT_FOUND, _("No default destination."), 1);
|
||
break;
|
||
}
|
||
|
||
return (NULL);
|
||
}
|
||
}
|
||
|
||
DEBUG_printf(("1cupsGetNamedDest: Got dest=%p", (void *)dest));
|
||
|
||
if (instance)
|
||
dest->instance = _cupsStrAlloc(instance);
|
||
|
||
if (set_as_default)
|
||
dest->is_default = 1;
|
||
|
||
/*
|
||
* Then add local options...
|
||
*/
|
||
|
||
snprintf(filename, sizeof(filename), "%s/lpoptions", cg->cups_serverroot);
|
||
cups_get_dests(filename, dest_name, instance, 0, 1, 1, &dest);
|
||
|
||
if (cg->home)
|
||
{
|
||
snprintf(filename, sizeof(filename), "%s/.cups/lpoptions", cg->home);
|
||
|
||
cups_get_dests(filename, dest_name, instance, 0, 1, 1, &dest);
|
||
}
|
||
|
||
/*
|
||
* Return the result...
|
||
*/
|
||
|
||
return (dest);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cupsRemoveDest()' - Remove a destination from the destination list.
|
||
*
|
||
* Removing a destination/instance does not delete the class or printer
|
||
* queue, merely the lpoptions for that destination/instance. Use the
|
||
* @link cupsSetDests@ or @link cupsSetDests2@ functions to save the new
|
||
* options for the user.
|
||
*
|
||
* @since CUPS 1.3/macOS 10.5@
|
||
*/
|
||
|
||
int /* O - New number of destinations */
|
||
cupsRemoveDest(const char *name, /* I - Destination name */
|
||
const char *instance, /* I - Instance name or @code NULL@ */
|
||
int num_dests, /* I - Number of destinations */
|
||
cups_dest_t **dests) /* IO - Destinations */
|
||
{
|
||
int i; /* Index into destinations */
|
||
cups_dest_t *dest; /* Pointer to destination */
|
||
|
||
|
||
/*
|
||
* Find the destination...
|
||
*/
|
||
|
||
if ((dest = cupsGetDest(name, instance, num_dests, *dests)) == NULL)
|
||
return (num_dests);
|
||
|
||
/*
|
||
* Free memory...
|
||
*/
|
||
|
||
_cupsStrFree(dest->name);
|
||
_cupsStrFree(dest->instance);
|
||
cupsFreeOptions(dest->num_options, dest->options);
|
||
|
||
/*
|
||
* Remove the destination from the array...
|
||
*/
|
||
|
||
num_dests --;
|
||
|
||
i = (int)(dest - *dests);
|
||
|
||
if (i < num_dests)
|
||
memmove(dest, dest + 1, (size_t)(num_dests - i) * sizeof(cups_dest_t));
|
||
|
||
return (num_dests);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cupsSetDefaultDest()' - Set the default destination.
|
||
*
|
||
* @since CUPS 1.3/macOS 10.5@
|
||
*/
|
||
|
||
void
|
||
cupsSetDefaultDest(
|
||
const char *name, /* I - Destination name */
|
||
const char *instance, /* I - Instance name or @code NULL@ */
|
||
int num_dests, /* I - Number of destinations */
|
||
cups_dest_t *dests) /* I - Destinations */
|
||
{
|
||
int i; /* Looping var */
|
||
cups_dest_t *dest; /* Current destination */
|
||
|
||
|
||
/*
|
||
* Range check input...
|
||
*/
|
||
|
||
if (!name || num_dests <= 0 || !dests)
|
||
return;
|
||
|
||
/*
|
||
* Loop through the array and set the "is_default" flag for the matching
|
||
* destination...
|
||
*/
|
||
|
||
for (i = num_dests, dest = dests; i > 0; i --, dest ++)
|
||
dest->is_default = !_cups_strcasecmp(name, dest->name) &&
|
||
((!instance && !dest->instance) ||
|
||
(instance && dest->instance &&
|
||
!_cups_strcasecmp(instance, dest->instance)));
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cupsSetDests()' - Save the list of destinations for the default server.
|
||
*
|
||
* This function saves the destinations to /etc/cups/lpoptions when run
|
||
* as root and ~/.cups/lpoptions when run as a normal user.
|
||
*
|
||
* @exclude all@
|
||
*/
|
||
|
||
void
|
||
cupsSetDests(int num_dests, /* I - Number of destinations */
|
||
cups_dest_t *dests) /* I - Destinations */
|
||
{
|
||
cupsSetDests2(CUPS_HTTP_DEFAULT, num_dests, dests);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cupsSetDests2()' - Save the list of destinations for the specified server.
|
||
*
|
||
* This function saves the destinations to /etc/cups/lpoptions when run
|
||
* as root and ~/.cups/lpoptions when run as a normal user.
|
||
*
|
||
* @since CUPS 1.1.21/macOS 10.4@
|
||
*/
|
||
|
||
int /* O - 0 on success, -1 on error */
|
||
cupsSetDests2(http_t *http, /* I - Connection to server or @code CUPS_HTTP_DEFAULT@ */
|
||
int num_dests, /* I - Number of destinations */
|
||
cups_dest_t *dests) /* I - Destinations */
|
||
{
|
||
int i, j; /* Looping vars */
|
||
int wrote; /* Wrote definition? */
|
||
cups_dest_t *dest; /* Current destination */
|
||
cups_option_t *option; /* Current option */
|
||
_ipp_option_t *match; /* Matching attribute for option */
|
||
FILE *fp; /* File pointer */
|
||
char filename[1024]; /* lpoptions file */
|
||
int num_temps; /* Number of temporary destinations */
|
||
cups_dest_t *temps = NULL, /* Temporary destinations */
|
||
*temp; /* Current temporary dest */
|
||
const char *val; /* Value of temporary option */
|
||
_cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */
|
||
|
||
|
||
/*
|
||
* Range check the input...
|
||
*/
|
||
|
||
if (!num_dests || !dests)
|
||
return (-1);
|
||
|
||
/*
|
||
* Get the server destinations...
|
||
*/
|
||
|
||
num_temps = _cupsGetDests(http, IPP_OP_CUPS_GET_PRINTERS, NULL, &temps, 0, 0);
|
||
|
||
if (cupsLastError() >= IPP_STATUS_REDIRECTION_OTHER_SITE)
|
||
{
|
||
cupsFreeDests(num_temps, temps);
|
||
return (-1);
|
||
}
|
||
|
||
/*
|
||
* Figure out which file to write to...
|
||
*/
|
||
|
||
snprintf(filename, sizeof(filename), "%s/lpoptions", cg->cups_serverroot);
|
||
|
||
if (cg->home)
|
||
{
|
||
/*
|
||
* Create ~/.cups subdirectory...
|
||
*/
|
||
|
||
snprintf(filename, sizeof(filename), "%s/.cups", cg->home);
|
||
if (access(filename, 0))
|
||
mkdir(filename, 0700);
|
||
|
||
snprintf(filename, sizeof(filename), "%s/.cups/lpoptions", cg->home);
|
||
}
|
||
|
||
/*
|
||
* Try to open the file...
|
||
*/
|
||
|
||
if ((fp = fopen(filename, "w")) == NULL)
|
||
{
|
||
cupsFreeDests(num_temps, temps);
|
||
return (-1);
|
||
}
|
||
|
||
#ifndef _WIN32
|
||
/*
|
||
* Set the permissions to 0644 when saving to the /etc/cups/lpoptions
|
||
* file...
|
||
*/
|
||
|
||
if (!getuid())
|
||
fchmod(fileno(fp), 0644);
|
||
#endif /* !_WIN32 */
|
||
|
||
/*
|
||
* Write each printer; each line looks like:
|
||
*
|
||
* Dest name[/instance] options
|
||
* Default name[/instance] options
|
||
*/
|
||
|
||
for (i = num_dests, dest = dests; i > 0; i --, dest ++)
|
||
if (dest->instance != NULL || dest->num_options != 0 || dest->is_default)
|
||
{
|
||
if (dest->is_default)
|
||
{
|
||
fprintf(fp, "Default %s", dest->name);
|
||
if (dest->instance)
|
||
fprintf(fp, "/%s", dest->instance);
|
||
|
||
wrote = 1;
|
||
}
|
||
else
|
||
wrote = 0;
|
||
|
||
temp = cupsGetDest(dest->name, NULL, num_temps, temps);
|
||
|
||
for (j = dest->num_options, option = dest->options; j > 0; j --, option ++)
|
||
{
|
||
/*
|
||
* See if this option is a printer attribute; if so, skip it...
|
||
*/
|
||
|
||
if ((match = _ippFindOption(option->name)) != NULL && match->group_tag == IPP_TAG_PRINTER)
|
||
continue;
|
||
|
||
/*
|
||
* See if the server options match these; if so, don't write 'em.
|
||
*/
|
||
|
||
if (temp && (val = cupsGetOption(option->name, temp->num_options, temp->options)) != NULL && !_cups_strcasecmp(val, option->value))
|
||
continue;
|
||
|
||
/*
|
||
* Options don't match, write to the file...
|
||
*/
|
||
|
||
if (!wrote)
|
||
{
|
||
fprintf(fp, "Dest %s", dest->name);
|
||
if (dest->instance)
|
||
fprintf(fp, "/%s", dest->instance);
|
||
wrote = 1;
|
||
}
|
||
|
||
if (option->value[0])
|
||
{
|
||
if (strchr(option->value, ' ') || strchr(option->value, '\\') || strchr(option->value, '\"') || strchr(option->value, '\''))
|
||
{
|
||
/*
|
||
* Quote the value...
|
||
*/
|
||
|
||
fprintf(fp, " %s=\"", option->name);
|
||
|
||
for (val = option->value; *val; val ++)
|
||
{
|
||
if (strchr("\"\'\\", *val))
|
||
putc('\\', fp);
|
||
|
||
putc(*val, fp);
|
||
}
|
||
|
||
putc('\"', fp);
|
||
}
|
||
else
|
||
{
|
||
/*
|
||
* Store the literal value...
|
||
*/
|
||
|
||
fprintf(fp, " %s=%s", option->name, option->value);
|
||
}
|
||
}
|
||
else
|
||
fprintf(fp, " %s", option->name);
|
||
}
|
||
|
||
if (wrote)
|
||
fputs("\n", fp);
|
||
}
|
||
|
||
/*
|
||
* Free the temporary destinations and close the file...
|
||
*/
|
||
|
||
cupsFreeDests(num_temps, temps);
|
||
|
||
fclose(fp);
|
||
|
||
#ifdef __APPLE__
|
||
/*
|
||
* Set the default printer for this location - this allows command-line
|
||
* and GUI applications to share the same default destination...
|
||
*/
|
||
|
||
if ((dest = cupsGetDest(NULL, NULL, num_dests, dests)) != NULL)
|
||
{
|
||
CFStringRef name = CFStringCreateWithCString(kCFAllocatorDefault, dest->name, kCFStringEncodingUTF8);
|
||
/* Default printer name */
|
||
|
||
if (name)
|
||
{
|
||
_cupsAppleSetDefaultPrinter(name);
|
||
CFRelease(name);
|
||
}
|
||
}
|
||
#endif /* __APPLE__ */
|
||
|
||
#ifdef HAVE_NOTIFY_POST
|
||
/*
|
||
* Send a notification so that macOS applications can know about the
|
||
* change, too.
|
||
*/
|
||
|
||
notify_post("com.apple.printerListChange");
|
||
#endif /* HAVE_NOTIFY_POST */
|
||
|
||
return (0);
|
||
}
|
||
|
||
|
||
/*
|
||
* '_cupsUserDefault()' - Get the user default printer from environment
|
||
* variables and location information.
|
||
*/
|
||
|
||
char * /* O - Default printer or NULL */
|
||
_cupsUserDefault(char *name, /* I - Name buffer */
|
||
size_t namesize) /* I - Size of name buffer */
|
||
{
|
||
const char *env; /* LPDEST or PRINTER env variable */
|
||
#ifdef __APPLE__
|
||
CFStringRef locprinter; /* Last printer as this location */
|
||
#endif /* __APPLE__ */
|
||
|
||
|
||
if ((env = getenv("LPDEST")) == NULL)
|
||
if ((env = getenv("PRINTER")) != NULL && !strcmp(env, "lp"))
|
||
env = NULL;
|
||
|
||
if (env)
|
||
{
|
||
strlcpy(name, env, namesize);
|
||
return (name);
|
||
}
|
||
|
||
#ifdef __APPLE__
|
||
/*
|
||
* Use location-based defaults if "use last printer" is selected in the
|
||
* system preferences...
|
||
*/
|
||
|
||
if (!getenv("CUPS_NO_APPLE_DEFAULT") && (locprinter = _cupsAppleCopyDefaultPrinter()) != NULL)
|
||
{
|
||
CFStringGetCString(locprinter, name, (CFIndex)namesize, kCFStringEncodingUTF8);
|
||
CFRelease(locprinter);
|
||
}
|
||
else
|
||
name[0] = '\0';
|
||
|
||
DEBUG_printf(("1_cupsUserDefault: Returning \"%s\".", name));
|
||
|
||
return (*name ? name : NULL);
|
||
|
||
#else
|
||
/*
|
||
* No location-based defaults on this platform...
|
||
*/
|
||
|
||
name[0] = '\0';
|
||
return (NULL);
|
||
#endif /* __APPLE__ */
|
||
}
|
||
|
||
|
||
#if _CUPS_LOCATION_DEFAULTS
|
||
/*
|
||
* 'appleCopyLocations()' - Copy the location history array.
|
||
*/
|
||
|
||
static CFArrayRef /* O - Location array or NULL */
|
||
appleCopyLocations(void)
|
||
{
|
||
CFArrayRef locations; /* Location array */
|
||
|
||
|
||
/*
|
||
* Look up the location array in the preferences...
|
||
*/
|
||
|
||
if ((locations = CFPreferencesCopyAppValue(kLastUsedPrintersKey,
|
||
kCUPSPrintingPrefs)) == NULL)
|
||
return (NULL);
|
||
|
||
if (CFGetTypeID(locations) != CFArrayGetTypeID())
|
||
{
|
||
CFRelease(locations);
|
||
return (NULL);
|
||
}
|
||
|
||
return (locations);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'appleCopyNetwork()' - Get the network ID for the current location.
|
||
*/
|
||
|
||
static CFStringRef /* O - Network ID */
|
||
appleCopyNetwork(void)
|
||
{
|
||
SCDynamicStoreRef dynamicStore; /* System configuration data */
|
||
CFStringRef key; /* Current network configuration key */
|
||
CFDictionaryRef ip_dict; /* Network configuration data */
|
||
CFStringRef network = NULL; /* Current network ID */
|
||
|
||
|
||
if ((dynamicStore = SCDynamicStoreCreate(NULL, CFSTR("libcups"), NULL,
|
||
NULL)) != NULL)
|
||
{
|
||
/*
|
||
* First use the IPv6 router address, if available, since that will generally
|
||
* be a globally-unique link-local address.
|
||
*/
|
||
|
||
if ((key = SCDynamicStoreKeyCreateNetworkGlobalEntity(
|
||
NULL, kSCDynamicStoreDomainState, kSCEntNetIPv6)) != NULL)
|
||
{
|
||
if ((ip_dict = SCDynamicStoreCopyValue(dynamicStore, key)) != NULL)
|
||
{
|
||
if ((network = CFDictionaryGetValue(ip_dict,
|
||
kSCPropNetIPv6Router)) != NULL)
|
||
CFRetain(network);
|
||
|
||
CFRelease(ip_dict);
|
||
}
|
||
|
||
CFRelease(key);
|
||
}
|
||
|
||
/*
|
||
* If that doesn't work, try the IPv4 router address. This isn't as unique
|
||
* and will likely be a 10.x.y.z or 192.168.y.z address...
|
||
*/
|
||
|
||
if (!network)
|
||
{
|
||
if ((key = SCDynamicStoreKeyCreateNetworkGlobalEntity(
|
||
NULL, kSCDynamicStoreDomainState, kSCEntNetIPv4)) != NULL)
|
||
{
|
||
if ((ip_dict = SCDynamicStoreCopyValue(dynamicStore, key)) != NULL)
|
||
{
|
||
if ((network = CFDictionaryGetValue(ip_dict,
|
||
kSCPropNetIPv4Router)) != NULL)
|
||
CFRetain(network);
|
||
|
||
CFRelease(ip_dict);
|
||
}
|
||
|
||
CFRelease(key);
|
||
}
|
||
}
|
||
|
||
CFRelease(dynamicStore);
|
||
}
|
||
|
||
return (network);
|
||
}
|
||
#endif /* _CUPS_LOCATION_DEFAULTS */
|
||
|
||
|
||
#ifdef __APPLE__
|
||
/*
|
||
* 'appleGetPaperSize()' - Get the default paper size.
|
||
*/
|
||
|
||
static char * /* O - Default paper size */
|
||
appleGetPaperSize(char *name, /* I - Paper size name buffer */
|
||
size_t namesize) /* I - Size of buffer */
|
||
{
|
||
CFStringRef defaultPaperID; /* Default paper ID */
|
||
pwg_media_t *pwgmedia; /* PWG media size */
|
||
|
||
|
||
defaultPaperID = _cupsAppleCopyDefaultPaperID();
|
||
if (!defaultPaperID ||
|
||
CFGetTypeID(defaultPaperID) != CFStringGetTypeID() ||
|
||
!CFStringGetCString(defaultPaperID, name, (CFIndex)namesize, kCFStringEncodingUTF8))
|
||
name[0] = '\0';
|
||
else if ((pwgmedia = pwgMediaForLegacy(name)) != NULL)
|
||
strlcpy(name, pwgmedia->pwg, namesize);
|
||
|
||
if (defaultPaperID)
|
||
CFRelease(defaultPaperID);
|
||
|
||
return (name);
|
||
}
|
||
#endif /* __APPLE__ */
|
||
|
||
|
||
#if _CUPS_LOCATION_DEFAULTS
|
||
/*
|
||
* 'appleGetPrinter()' - Get a printer from the history array.
|
||
*/
|
||
|
||
static CFStringRef /* O - Printer name or NULL */
|
||
appleGetPrinter(CFArrayRef locations, /* I - Location array */
|
||
CFStringRef network, /* I - Network name */
|
||
CFIndex *locindex) /* O - Index in array */
|
||
{
|
||
CFIndex i, /* Looping var */
|
||
count; /* Number of locations */
|
||
CFDictionaryRef location; /* Current location */
|
||
CFStringRef locnetwork, /* Current network */
|
||
locprinter; /* Current printer */
|
||
|
||
|
||
for (i = 0, count = CFArrayGetCount(locations); i < count; i ++)
|
||
if ((location = CFArrayGetValueAtIndex(locations, i)) != NULL &&
|
||
CFGetTypeID(location) == CFDictionaryGetTypeID())
|
||
{
|
||
if ((locnetwork = CFDictionaryGetValue(location,
|
||
kLocationNetworkKey)) != NULL &&
|
||
CFGetTypeID(locnetwork) == CFStringGetTypeID() &&
|
||
CFStringCompare(network, locnetwork, 0) == kCFCompareEqualTo &&
|
||
(locprinter = CFDictionaryGetValue(location,
|
||
kLocationPrinterIDKey)) != NULL &&
|
||
CFGetTypeID(locprinter) == CFStringGetTypeID())
|
||
{
|
||
if (locindex)
|
||
*locindex = i;
|
||
|
||
return (locprinter);
|
||
}
|
||
}
|
||
|
||
return (NULL);
|
||
}
|
||
#endif /* _CUPS_LOCATION_DEFAULTS */
|
||
|
||
|
||
/*
|
||
* 'cups_add_dest()' - Add a destination to the array.
|
||
*
|
||
* Unlike cupsAddDest(), this function does not check for duplicates.
|
||
*/
|
||
|
||
static cups_dest_t * /* O - New destination */
|
||
cups_add_dest(const char *name, /* I - Name of destination */
|
||
const char *instance, /* I - Instance or NULL */
|
||
int *num_dests, /* IO - Number of destinations */
|
||
cups_dest_t **dests) /* IO - Destinations */
|
||
{
|
||
int insert, /* Insertion point */
|
||
diff; /* Result of comparison */
|
||
cups_dest_t *dest; /* Destination pointer */
|
||
|
||
|
||
/*
|
||
* Add new destination...
|
||
*/
|
||
|
||
if (*num_dests == 0)
|
||
dest = malloc(sizeof(cups_dest_t));
|
||
else
|
||
dest = realloc(*dests, sizeof(cups_dest_t) * (size_t)(*num_dests + 1));
|
||
|
||
if (!dest)
|
||
return (NULL);
|
||
|
||
*dests = dest;
|
||
|
||
/*
|
||
* Find where to insert the destination...
|
||
*/
|
||
|
||
if (*num_dests == 0)
|
||
insert = 0;
|
||
else
|
||
{
|
||
insert = cups_find_dest(name, instance, *num_dests, *dests, *num_dests - 1,
|
||
&diff);
|
||
|
||
if (diff > 0)
|
||
insert ++;
|
||
}
|
||
|
||
/*
|
||
* Move the array elements as needed...
|
||
*/
|
||
|
||
if (insert < *num_dests)
|
||
memmove(*dests + insert + 1, *dests + insert, (size_t)(*num_dests - insert) * sizeof(cups_dest_t));
|
||
|
||
(*num_dests) ++;
|
||
|
||
/*
|
||
* Initialize the destination...
|
||
*/
|
||
|
||
dest = *dests + insert;
|
||
dest->name = _cupsStrAlloc(name);
|
||
dest->instance = _cupsStrAlloc(instance);
|
||
dest->is_default = 0;
|
||
dest->num_options = 0;
|
||
dest->options = (cups_option_t *)0;
|
||
|
||
return (dest);
|
||
}
|
||
|
||
|
||
# ifdef __BLOCKS__
|
||
/*
|
||
* 'cups_block_cb()' - Enumeration callback for block API.
|
||
*/
|
||
|
||
static int /* O - 1 to continue, 0 to stop */
|
||
cups_block_cb(
|
||
cups_dest_block_t block, /* I - Block */
|
||
unsigned flags, /* I - Destination flags */
|
||
cups_dest_t *dest) /* I - Destination */
|
||
{
|
||
return ((block)(flags, dest));
|
||
}
|
||
# endif /* __BLOCKS__ */
|
||
|
||
|
||
/*
|
||
* 'cups_compare_dests()' - Compare two destinations.
|
||
*/
|
||
|
||
static int /* O - Result of comparison */
|
||
cups_compare_dests(cups_dest_t *a, /* I - First destination */
|
||
cups_dest_t *b) /* I - Second destination */
|
||
{
|
||
int diff; /* Difference */
|
||
|
||
|
||
if ((diff = _cups_strcasecmp(a->name, b->name)) != 0)
|
||
return (diff);
|
||
else if (a->instance && b->instance)
|
||
return (_cups_strcasecmp(a->instance, b->instance));
|
||
else
|
||
return ((a->instance && !b->instance) - (!a->instance && b->instance));
|
||
}
|
||
|
||
|
||
#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
|
||
# ifdef HAVE_DNSSD
|
||
/*
|
||
* 'cups_dnssd_browse_cb()' - Browse for printers.
|
||
*/
|
||
|
||
static void
|
||
cups_dnssd_browse_cb(
|
||
DNSServiceRef sdRef, /* I - Service reference */
|
||
DNSServiceFlags flags, /* I - Option flags */
|
||
uint32_t interfaceIndex, /* I - Interface number */
|
||
DNSServiceErrorType errorCode, /* I - Error, if any */
|
||
const char *serviceName, /* I - Name of service/device */
|
||
const char *regtype, /* I - Type of service */
|
||
const char *replyDomain, /* I - Service domain */
|
||
void *context) /* I - Enumeration data */
|
||
{
|
||
_cups_dnssd_data_t *data = (_cups_dnssd_data_t *)context;
|
||
/* Enumeration data */
|
||
|
||
|
||
DEBUG_printf(("5cups_dnssd_browse_cb(sdRef=%p, flags=%x, interfaceIndex=%d, errorCode=%d, serviceName=\"%s\", regtype=\"%s\", replyDomain=\"%s\", context=%p)", (void *)sdRef, flags, interfaceIndex, errorCode, serviceName, regtype, replyDomain, context));
|
||
|
||
/*
|
||
* Don't do anything on error...
|
||
*/
|
||
|
||
if (errorCode != kDNSServiceErr_NoError)
|
||
return;
|
||
|
||
/*
|
||
* Get the device...
|
||
*/
|
||
|
||
cups_dnssd_get_device(data, serviceName, regtype, replyDomain);
|
||
}
|
||
|
||
|
||
# else /* HAVE_AVAHI */
|
||
/*
|
||
* 'cups_dnssd_browse_cb()' - Browse for printers.
|
||
*/
|
||
|
||
static void
|
||
cups_dnssd_browse_cb(
|
||
AvahiServiceBrowser *browser, /* I - Browser */
|
||
AvahiIfIndex interface, /* I - Interface index (unused) */
|
||
AvahiProtocol protocol, /* I - Network protocol (unused) */
|
||
AvahiBrowserEvent event, /* I - What happened */
|
||
const char *name, /* I - Service name */
|
||
const char *type, /* I - Registration type */
|
||
const char *domain, /* I - Domain */
|
||
AvahiLookupResultFlags flags, /* I - Flags */
|
||
void *context) /* I - Devices array */
|
||
{
|
||
#ifdef DEBUG
|
||
AvahiClient *client = avahi_service_browser_get_client(browser);
|
||
/* Client information */
|
||
#endif /* DEBUG */
|
||
_cups_dnssd_data_t *data = (_cups_dnssd_data_t *)context;
|
||
/* Enumeration data */
|
||
|
||
|
||
(void)interface;
|
||
(void)protocol;
|
||
(void)context;
|
||
|
||
DEBUG_printf(("cups_dnssd_browse_cb(..., name=\"%s\", type=\"%s\", domain=\"%s\", ...);", name, type, domain));
|
||
|
||
switch (event)
|
||
{
|
||
case AVAHI_BROWSER_FAILURE:
|
||
DEBUG_printf(("cups_dnssd_browse_cb: %s", avahi_strerror(avahi_client_errno(client))));
|
||
avahi_simple_poll_quit(data->simple_poll);
|
||
break;
|
||
|
||
case AVAHI_BROWSER_NEW:
|
||
/*
|
||
* This object is new on the network.
|
||
*/
|
||
|
||
cups_dnssd_get_device(data, name, type, domain);
|
||
break;
|
||
|
||
case AVAHI_BROWSER_REMOVE :
|
||
case AVAHI_BROWSER_CACHE_EXHAUSTED :
|
||
break;
|
||
|
||
case AVAHI_BROWSER_ALL_FOR_NOW :
|
||
DEBUG_puts("cups_dnssd_browse_cb: ALL_FOR_NOW");
|
||
data->browsers --;
|
||
break;
|
||
}
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cups_dnssd_client_cb()' - Avahi client callback function.
|
||
*/
|
||
|
||
static void
|
||
cups_dnssd_client_cb(
|
||
AvahiClient *client, /* I - Client information (unused) */
|
||
AvahiClientState state, /* I - Current state */
|
||
void *context) /* I - User data (unused) */
|
||
{
|
||
_cups_dnssd_data_t *data = (_cups_dnssd_data_t *)context;
|
||
/* Enumeration data */
|
||
|
||
|
||
(void)client;
|
||
|
||
DEBUG_printf(("cups_dnssd_client_cb(client=%p, state=%d, context=%p)", client, state, context));
|
||
|
||
/*
|
||
* If the connection drops, quit.
|
||
*/
|
||
|
||
if (state == AVAHI_CLIENT_FAILURE)
|
||
{
|
||
DEBUG_puts("cups_dnssd_client_cb: Avahi connection failed.");
|
||
avahi_simple_poll_quit(data->simple_poll);
|
||
}
|
||
}
|
||
# endif /* HAVE_DNSSD */
|
||
|
||
|
||
/*
|
||
* 'cups_dnssd_compare_device()' - Compare two devices.
|
||
*/
|
||
|
||
static int /* O - Result of comparison */
|
||
cups_dnssd_compare_devices(
|
||
_cups_dnssd_device_t *a, /* I - First device */
|
||
_cups_dnssd_device_t *b) /* I - Second device */
|
||
{
|
||
return (strcmp(a->dest.name, b->dest.name));
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cups_dnssd_free_device()' - Free the memory used by a device.
|
||
*/
|
||
|
||
static void
|
||
cups_dnssd_free_device(
|
||
_cups_dnssd_device_t *device, /* I - Device */
|
||
_cups_dnssd_data_t *data) /* I - Enumeration data */
|
||
{
|
||
DEBUG_printf(("5cups_dnssd_free_device(device=%p(%s), data=%p)", (void *)device, device->dest.name, (void *)data));
|
||
|
||
# ifdef HAVE_DNSSD
|
||
if (device->ref)
|
||
DNSServiceRefDeallocate(device->ref);
|
||
# else /* HAVE_AVAHI */
|
||
if (device->ref)
|
||
avahi_record_browser_free(device->ref);
|
||
# endif /* HAVE_DNSSD */
|
||
|
||
_cupsStrFree(device->domain);
|
||
_cupsStrFree(device->fullName);
|
||
_cupsStrFree(device->regtype);
|
||
_cupsStrFree(device->dest.name);
|
||
|
||
cupsFreeOptions(device->dest.num_options, device->dest.options);
|
||
|
||
free(device);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cups_dnssd_get_device()' - Lookup a device and create it as needed.
|
||
*/
|
||
|
||
static _cups_dnssd_device_t * /* O - Device */
|
||
cups_dnssd_get_device(
|
||
_cups_dnssd_data_t *data, /* I - Enumeration data */
|
||
const char *serviceName, /* I - Service name */
|
||
const char *regtype, /* I - Registration type */
|
||
const char *replyDomain) /* I - Domain name */
|
||
{
|
||
_cups_dnssd_device_t key, /* Search key */
|
||
*device; /* Device */
|
||
char fullName[kDNSServiceMaxDomainName],
|
||
/* Full name for query */
|
||
name[128]; /* Queue name */
|
||
|
||
|
||
DEBUG_printf(("5cups_dnssd_get_device(data=%p, serviceName=\"%s\", regtype=\"%s\", replyDomain=\"%s\")", (void *)data, serviceName, regtype, replyDomain));
|
||
|
||
/*
|
||
* See if this is an existing device...
|
||
*/
|
||
|
||
cups_queue_name(name, serviceName, sizeof(name));
|
||
|
||
key.dest.name = name;
|
||
|
||
if ((device = cupsArrayFind(data->devices, &key)) != NULL)
|
||
{
|
||
/*
|
||
* Yes, see if we need to do anything with this...
|
||
*/
|
||
|
||
int update = 0; /* Non-zero if we need to update */
|
||
|
||
if (!_cups_strcasecmp(replyDomain, "local.") &&
|
||
_cups_strcasecmp(device->domain, replyDomain))
|
||
{
|
||
/*
|
||
* Update the "global" listing to use the .local domain name instead.
|
||
*/
|
||
|
||
_cupsStrFree(device->domain);
|
||
device->domain = _cupsStrAlloc(replyDomain);
|
||
|
||
DEBUG_printf(("6cups_dnssd_get_device: Updating '%s' to use local "
|
||
"domain.", device->dest.name));
|
||
|
||
update = 1;
|
||
}
|
||
|
||
if (!_cups_strcasecmp(regtype, "_ipps._tcp") &&
|
||
_cups_strcasecmp(device->regtype, regtype))
|
||
{
|
||
/*
|
||
* Prefer IPPS over IPP.
|
||
*/
|
||
|
||
_cupsStrFree(device->regtype);
|
||
device->regtype = _cupsStrAlloc(regtype);
|
||
|
||
DEBUG_printf(("6cups_dnssd_get_device: Updating '%s' to use IPPS.",
|
||
device->dest.name));
|
||
|
||
update = 1;
|
||
}
|
||
|
||
if (!update)
|
||
{
|
||
DEBUG_printf(("6cups_dnssd_get_device: No changes to '%s'.",
|
||
device->dest.name));
|
||
return (device);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
/*
|
||
* No, add the device...
|
||
*/
|
||
|
||
DEBUG_printf(("6cups_dnssd_get_device: Adding '%s' for %s with domain "
|
||
"'%s'.", serviceName,
|
||
!strcmp(regtype, "_ipps._tcp") ? "IPPS" : "IPP",
|
||
replyDomain));
|
||
|
||
device = calloc(sizeof(_cups_dnssd_device_t), 1);
|
||
device->dest.name = _cupsStrAlloc(name);
|
||
device->domain = _cupsStrAlloc(replyDomain);
|
||
device->regtype = _cupsStrAlloc(regtype);
|
||
|
||
device->dest.num_options = cupsAddOption("printer-info", serviceName, 0, &device->dest.options);
|
||
|
||
cupsArrayAdd(data->devices, device);
|
||
}
|
||
|
||
/*
|
||
* Set the "full name" of this service, which is used for queries...
|
||
*/
|
||
|
||
# ifdef HAVE_DNSSD
|
||
DNSServiceConstructFullName(fullName, serviceName, regtype, replyDomain);
|
||
# else /* HAVE_AVAHI */
|
||
avahi_service_name_join(fullName, kDNSServiceMaxDomainName, serviceName, regtype, replyDomain);
|
||
# endif /* HAVE_DNSSD */
|
||
|
||
_cupsStrFree(device->fullName);
|
||
device->fullName = _cupsStrAlloc(fullName);
|
||
|
||
if (device->ref)
|
||
{
|
||
# ifdef HAVE_DNSSD
|
||
DNSServiceRefDeallocate(device->ref);
|
||
# else /* HAVE_AVAHI */
|
||
avahi_record_browser_free(device->ref);
|
||
# endif /* HAVE_DNSSD */
|
||
|
||
device->ref = 0;
|
||
}
|
||
|
||
if (device->state == _CUPS_DNSSD_ACTIVE)
|
||
{
|
||
DEBUG_printf(("6cups_dnssd_get_device: Remove callback for \"%s\".", device->dest.name));
|
||
|
||
(*data->cb)(data->user_data, CUPS_DEST_FLAGS_REMOVED, &device->dest);
|
||
device->state = _CUPS_DNSSD_NEW;
|
||
}
|
||
|
||
return (device);
|
||
}
|
||
|
||
|
||
# ifdef HAVE_AVAHI
|
||
/*
|
||
* 'cups_dnssd_poll_cb()' - Wait for input on the specified file descriptors.
|
||
*
|
||
* Note: This function is needed because avahi_simple_poll_iterate is broken
|
||
* and always uses a timeout of 0 (!) milliseconds.
|
||
* (https://github.com/lathiat/avahi/issues/127)
|
||
*
|
||
* @private@
|
||
*/
|
||
|
||
static int /* O - Number of file descriptors matching */
|
||
cups_dnssd_poll_cb(
|
||
struct pollfd *pollfds, /* I - File descriptors */
|
||
unsigned int num_pollfds, /* I - Number of file descriptors */
|
||
int timeout, /* I - Timeout in milliseconds (unused) */
|
||
void *context) /* I - User data (unused) */
|
||
{
|
||
_cups_dnssd_data_t *data = (_cups_dnssd_data_t *)context;
|
||
/* Enumeration data */
|
||
int val; /* Return value */
|
||
|
||
|
||
DEBUG_printf(("cups_dnssd_poll_cb(pollfds=%p, num_pollfds=%d, timeout=%d, context=%p)", pollfds, num_pollfds, timeout, context));
|
||
|
||
(void)timeout;
|
||
|
||
val = poll(pollfds, num_pollfds, _CUPS_DNSSD_MAXTIME);
|
||
|
||
DEBUG_printf(("cups_dnssd_poll_cb: poll() returned %d", val));
|
||
|
||
if (val < 0)
|
||
{
|
||
DEBUG_printf(("cups_dnssd_poll_cb: %s", strerror(errno)));
|
||
}
|
||
else if (val > 0)
|
||
{
|
||
data->got_data = 1;
|
||
}
|
||
|
||
return (val);
|
||
}
|
||
# endif /* HAVE_AVAHI */
|
||
|
||
|
||
/*
|
||
* 'cups_dnssd_query_cb()' - Process query data.
|
||
*/
|
||
|
||
static void
|
||
cups_dnssd_query_cb(
|
||
# ifdef HAVE_DNSSD
|
||
DNSServiceRef sdRef, /* I - Service reference */
|
||
DNSServiceFlags flags, /* I - Data flags */
|
||
uint32_t interfaceIndex, /* I - Interface */
|
||
DNSServiceErrorType errorCode, /* I - Error, if any */
|
||
const char *fullName, /* I - Full service name */
|
||
uint16_t rrtype, /* I - Record type */
|
||
uint16_t rrclass, /* I - Record class */
|
||
uint16_t rdlen, /* I - Length of record data */
|
||
const void *rdata, /* I - Record data */
|
||
uint32_t ttl, /* I - Time-to-live */
|
||
# else /* HAVE_AVAHI */
|
||
AvahiRecordBrowser *browser, /* I - Record browser */
|
||
AvahiIfIndex interfaceIndex,
|
||
/* I - Interface index (unused) */
|
||
AvahiProtocol protocol, /* I - Network protocol (unused) */
|
||
AvahiBrowserEvent event, /* I - What happened? */
|
||
const char *fullName, /* I - Service name */
|
||
uint16_t rrclass, /* I - Record class */
|
||
uint16_t rrtype, /* I - Record type */
|
||
const void *rdata, /* I - TXT record */
|
||
size_t rdlen, /* I - Length of TXT record */
|
||
AvahiLookupResultFlags flags, /* I - Flags */
|
||
# endif /* HAVE_DNSSD */
|
||
void *context) /* I - Enumeration data */
|
||
{
|
||
# if defined(DEBUG) && defined(HAVE_AVAHI)
|
||
AvahiClient *client = avahi_record_browser_get_client(browser);
|
||
/* Client information */
|
||
# endif /* DEBUG && HAVE_AVAHI */
|
||
_cups_dnssd_data_t *data = (_cups_dnssd_data_t *)context;
|
||
/* Enumeration data */
|
||
char serviceName[256],/* Service name */
|
||
name[128], /* Queue name */
|
||
*ptr; /* Pointer into string */
|
||
_cups_dnssd_device_t dkey, /* Search key */
|
||
*device; /* Device */
|
||
|
||
|
||
# ifdef HAVE_DNSSD
|
||
DEBUG_printf(("5cups_dnssd_query_cb(sdRef=%p, flags=%x, interfaceIndex=%d, errorCode=%d, fullName=\"%s\", rrtype=%u, rrclass=%u, rdlen=%u, rdata=%p, ttl=%u, context=%p)", (void *)sdRef, flags, interfaceIndex, errorCode, fullName, rrtype, rrclass, rdlen, rdata, ttl, context));
|
||
|
||
/*
|
||
* Only process "add" data...
|
||
*/
|
||
|
||
if (errorCode != kDNSServiceErr_NoError || !(flags & kDNSServiceFlagsAdd))
|
||
return;
|
||
|
||
# else /* HAVE_AVAHI */
|
||
DEBUG_printf(("cups_dnssd_query_cb(browser=%p, interfaceIndex=%d, protocol=%d, event=%d, fullName=\"%s\", rrclass=%u, rrtype=%u, rdata=%p, rdlen=%u, flags=%x, context=%p)", browser, interfaceIndex, protocol, event, fullName, rrclass, rrtype, rdata, (unsigned)rdlen, flags, context));
|
||
|
||
/*
|
||
* Only process "add" data...
|
||
*/
|
||
|
||
if (event != AVAHI_BROWSER_NEW)
|
||
{
|
||
if (event == AVAHI_BROWSER_FAILURE)
|
||
DEBUG_printf(("cups_dnssd_query_cb: %s", avahi_strerror(avahi_client_errno(client))));
|
||
|
||
return;
|
||
}
|
||
# endif /* HAVE_DNSSD */
|
||
|
||
/*
|
||
* Lookup the service in the devices array.
|
||
*/
|
||
|
||
cups_dnssd_unquote(serviceName, fullName, sizeof(serviceName));
|
||
|
||
if ((ptr = strstr(serviceName, "._")) != NULL)
|
||
*ptr = '\0';
|
||
|
||
cups_queue_name(name, serviceName, sizeof(name));
|
||
|
||
dkey.dest.name = name;
|
||
|
||
if ((device = cupsArrayFind(data->devices, &dkey)) != NULL && device->state == _CUPS_DNSSD_NEW)
|
||
{
|
||
/*
|
||
* Found it, pull out the make and model from the TXT record and save it...
|
||
*/
|
||
|
||
const uint8_t *txt, /* Pointer into data */
|
||
*txtnext, /* Next key/value pair */
|
||
*txtend; /* End of entire TXT record */
|
||
uint8_t txtlen; /* Length of current key/value pair */
|
||
char key[256], /* Key string */
|
||
value[256], /* Value string */
|
||
make_and_model[512],
|
||
/* Manufacturer and model */
|
||
model[256], /* Model */
|
||
uriname[1024], /* Name for URI */
|
||
uri[1024]; /* Printer URI */
|
||
cups_ptype_t type = CUPS_PRINTER_DISCOVERED | CUPS_PRINTER_BW;
|
||
/* Printer type */
|
||
int saw_printer_type = 0;
|
||
/* Did we see a printer-type key? */
|
||
|
||
device->state = _CUPS_DNSSD_PENDING;
|
||
make_and_model[0] = '\0';
|
||
|
||
strlcpy(model, "Unknown", sizeof(model));
|
||
|
||
for (txt = rdata, txtend = txt + rdlen;
|
||
txt < txtend;
|
||
txt = txtnext)
|
||
{
|
||
/*
|
||
* Read a key/value pair starting with an 8-bit length. Since the
|
||
* length is 8 bits and the size of the key/value buffers is 256, we
|
||
* don't need to check for overflow...
|
||
*/
|
||
|
||
txtlen = *txt++;
|
||
|
||
if (!txtlen || (txt + txtlen) > txtend)
|
||
break;
|
||
|
||
txtnext = txt + txtlen;
|
||
|
||
for (ptr = key; txt < txtnext && *txt != '='; txt ++)
|
||
*ptr++ = (char)*txt;
|
||
*ptr = '\0';
|
||
|
||
if (txt < txtnext && *txt == '=')
|
||
{
|
||
txt ++;
|
||
|
||
if (txt < txtnext)
|
||
memcpy(value, txt, (size_t)(txtnext - txt));
|
||
value[txtnext - txt] = '\0';
|
||
|
||
DEBUG_printf(("6cups_dnssd_query_cb: %s=%s", key, value));
|
||
}
|
||
else
|
||
{
|
||
DEBUG_printf(("6cups_dnssd_query_cb: '%s' with no value.", key));
|
||
continue;
|
||
}
|
||
|
||
if (!_cups_strcasecmp(key, "usb_MFG") ||
|
||
!_cups_strcasecmp(key, "usb_MANU") ||
|
||
!_cups_strcasecmp(key, "usb_MANUFACTURER"))
|
||
strlcpy(make_and_model, value, sizeof(make_and_model));
|
||
else if (!_cups_strcasecmp(key, "usb_MDL") ||
|
||
!_cups_strcasecmp(key, "usb_MODEL"))
|
||
strlcpy(model, value, sizeof(model));
|
||
else if (!_cups_strcasecmp(key, "product") && !strstr(value, "Ghostscript"))
|
||
{
|
||
if (value[0] == '(')
|
||
{
|
||
/*
|
||
* Strip parenthesis...
|
||
*/
|
||
|
||
if ((ptr = value + strlen(value) - 1) > value && *ptr == ')')
|
||
*ptr = '\0';
|
||
|
||
strlcpy(model, value + 1, sizeof(model));
|
||
}
|
||
else
|
||
strlcpy(model, value, sizeof(model));
|
||
}
|
||
else if (!_cups_strcasecmp(key, "ty"))
|
||
{
|
||
strlcpy(model, value, sizeof(model));
|
||
|
||
if ((ptr = strchr(model, ',')) != NULL)
|
||
*ptr = '\0';
|
||
}
|
||
else if (!_cups_strcasecmp(key, "note"))
|
||
device->dest.num_options = cupsAddOption("printer-location", value,
|
||
device->dest.num_options,
|
||
&device->dest.options);
|
||
else if (!_cups_strcasecmp(key, "pdl"))
|
||
{
|
||
/*
|
||
* Look for PDF-capable printers; only PDF-capable printers are shown.
|
||
*/
|
||
|
||
const char *start, *next; /* Pointer into value */
|
||
int have_pdf = 0, /* Have PDF? */
|
||
have_raster = 0;/* Have raster format support? */
|
||
|
||
for (start = value; start && *start; start = next)
|
||
{
|
||
if (!_cups_strncasecmp(start, "application/pdf", 15) && (!start[15] || start[15] == ','))
|
||
{
|
||
have_pdf = 1;
|
||
break;
|
||
}
|
||
else if ((!_cups_strncasecmp(start, "image/pwg-raster", 16) && (!start[16] || start[16] == ',')) ||
|
||
(!_cups_strncasecmp(start, "image/urf", 9) && (!start[9] || start[9] == ',')))
|
||
{
|
||
have_raster = 1;
|
||
break;
|
||
}
|
||
|
||
if ((next = strchr(start, ',')) != NULL)
|
||
next ++;
|
||
}
|
||
|
||
if (!have_pdf && !have_raster)
|
||
device->state = _CUPS_DNSSD_INCOMPATIBLE;
|
||
}
|
||
else if (!_cups_strcasecmp(key, "printer-type"))
|
||
{
|
||
/*
|
||
* Value is either NNNN or 0xXXXX
|
||
*/
|
||
|
||
saw_printer_type = 1;
|
||
type = (cups_ptype_t)strtol(value, NULL, 0) | CUPS_PRINTER_DISCOVERED;
|
||
}
|
||
else if (!saw_printer_type)
|
||
{
|
||
if (!_cups_strcasecmp(key, "air") &&
|
||
!_cups_strcasecmp(value, "t"))
|
||
type |= CUPS_PRINTER_AUTHENTICATED;
|
||
else if (!_cups_strcasecmp(key, "bind") &&
|
||
!_cups_strcasecmp(value, "t"))
|
||
type |= CUPS_PRINTER_BIND;
|
||
else if (!_cups_strcasecmp(key, "collate") &&
|
||
!_cups_strcasecmp(value, "t"))
|
||
type |= CUPS_PRINTER_COLLATE;
|
||
else if (!_cups_strcasecmp(key, "color") &&
|
||
!_cups_strcasecmp(value, "t"))
|
||
type |= CUPS_PRINTER_COLOR;
|
||
else if (!_cups_strcasecmp(key, "copies") &&
|
||
!_cups_strcasecmp(value, "t"))
|
||
type |= CUPS_PRINTER_COPIES;
|
||
else if (!_cups_strcasecmp(key, "duplex") &&
|
||
!_cups_strcasecmp(value, "t"))
|
||
type |= CUPS_PRINTER_DUPLEX;
|
||
else if (!_cups_strcasecmp(key, "fax") &&
|
||
!_cups_strcasecmp(value, "t"))
|
||
type |= CUPS_PRINTER_MFP;
|
||
else if (!_cups_strcasecmp(key, "papercustom") &&
|
||
!_cups_strcasecmp(value, "t"))
|
||
type |= CUPS_PRINTER_VARIABLE;
|
||
else if (!_cups_strcasecmp(key, "papermax"))
|
||
{
|
||
if (!_cups_strcasecmp(value, "legal-a4"))
|
||
type |= CUPS_PRINTER_SMALL;
|
||
else if (!_cups_strcasecmp(value, "isoc-a2"))
|
||
type |= CUPS_PRINTER_MEDIUM;
|
||
else if (!_cups_strcasecmp(value, ">isoc-a2"))
|
||
type |= CUPS_PRINTER_LARGE;
|
||
}
|
||
else if (!_cups_strcasecmp(key, "punch") &&
|
||
!_cups_strcasecmp(value, "t"))
|
||
type |= CUPS_PRINTER_PUNCH;
|
||
else if (!_cups_strcasecmp(key, "scan") &&
|
||
!_cups_strcasecmp(value, "t"))
|
||
type |= CUPS_PRINTER_MFP;
|
||
else if (!_cups_strcasecmp(key, "sort") &&
|
||
!_cups_strcasecmp(value, "t"))
|
||
type |= CUPS_PRINTER_SORT;
|
||
else if (!_cups_strcasecmp(key, "staple") &&
|
||
!_cups_strcasecmp(value, "t"))
|
||
type |= CUPS_PRINTER_STAPLE;
|
||
}
|
||
}
|
||
|
||
/*
|
||
* Save the printer-xxx values...
|
||
*/
|
||
|
||
if (make_and_model[0])
|
||
{
|
||
strlcat(make_and_model, " ", sizeof(make_and_model));
|
||
strlcat(make_and_model, model, sizeof(make_and_model));
|
||
|
||
device->dest.num_options = cupsAddOption("printer-make-and-model", make_and_model, device->dest.num_options, &device->dest.options);
|
||
}
|
||
else
|
||
device->dest.num_options = cupsAddOption("printer-make-and-model", model, device->dest.num_options, &device->dest.options);
|
||
|
||
device->type = type;
|
||
snprintf(value, sizeof(value), "%u", type);
|
||
device->dest.num_options = cupsAddOption("printer-type", value, device->dest.num_options, &device->dest.options);
|
||
|
||
/*
|
||
* Save the URI...
|
||
*/
|
||
|
||
cups_dnssd_unquote(uriname, device->fullName, sizeof(uriname));
|
||
httpAssembleURI(HTTP_URI_CODING_ALL, uri, sizeof(uri),
|
||
!strcmp(device->regtype, "_ipps._tcp") ? "ipps" : "ipp",
|
||
NULL, uriname, 0, saw_printer_type ? "/cups" : "/");
|
||
|
||
DEBUG_printf(("6cups_dnssd_query: device-uri=\"%s\"", uri));
|
||
|
||
device->dest.num_options = cupsAddOption("device-uri", uri, device->dest.num_options, &device->dest.options);
|
||
}
|
||
else
|
||
DEBUG_printf(("6cups_dnssd_query: Ignoring TXT record for '%s'.",
|
||
fullName));
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cups_dnssd_resolve()' - Resolve a Bonjour printer URI.
|
||
*/
|
||
|
||
static const char * /* O - Resolved URI or NULL */
|
||
cups_dnssd_resolve(
|
||
cups_dest_t *dest, /* I - Destination */
|
||
const char *uri, /* I - Current printer URI */
|
||
int msec, /* I - Time in milliseconds */
|
||
int *cancel, /* I - Pointer to "cancel" variable */
|
||
cups_dest_cb_t cb, /* I - Callback */
|
||
void *user_data) /* I - User data for callback */
|
||
{
|
||
char tempuri[1024]; /* Temporary URI buffer */
|
||
_cups_dnssd_resolve_t resolve; /* Resolve data */
|
||
|
||
|
||
/*
|
||
* Resolve the URI...
|
||
*/
|
||
|
||
resolve.cancel = cancel;
|
||
gettimeofday(&resolve.end_time, NULL);
|
||
if (msec > 0)
|
||
{
|
||
resolve.end_time.tv_sec += msec / 1000;
|
||
resolve.end_time.tv_usec += (msec % 1000) * 1000;
|
||
|
||
while (resolve.end_time.tv_usec >= 1000000)
|
||
{
|
||
resolve.end_time.tv_sec ++;
|
||
resolve.end_time.tv_usec -= 1000000;
|
||
}
|
||
}
|
||
else
|
||
resolve.end_time.tv_sec += 75;
|
||
|
||
if (cb)
|
||
(*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_RESOLVING, dest);
|
||
|
||
if ((uri = _httpResolveURI(uri, tempuri, sizeof(tempuri), _HTTP_RESOLVE_DEFAULT, cups_dnssd_resolve_cb, &resolve)) == NULL)
|
||
{
|
||
_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Unable to resolve printer-uri."), 1);
|
||
|
||
if (cb)
|
||
(*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_ERROR, dest);
|
||
|
||
return (NULL);
|
||
}
|
||
|
||
/*
|
||
* Save the resolved URI...
|
||
*/
|
||
|
||
dest->num_options = cupsAddOption("device-uri", uri, dest->num_options, &dest->options);
|
||
|
||
return (cupsGetOption("device-uri", dest->num_options, dest->options));
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cups_dnssd_resolve_cb()' - See if we should continue resolving.
|
||
*/
|
||
|
||
static int /* O - 1 to continue, 0 to stop */
|
||
cups_dnssd_resolve_cb(void *context) /* I - Resolve data */
|
||
{
|
||
_cups_dnssd_resolve_t *resolve = (_cups_dnssd_resolve_t *)context;
|
||
/* Resolve data */
|
||
struct timeval curtime; /* Current time */
|
||
|
||
|
||
/*
|
||
* If the cancel variable is set, return immediately.
|
||
*/
|
||
|
||
if (resolve->cancel && *(resolve->cancel))
|
||
{
|
||
DEBUG_puts("4cups_dnssd_resolve_cb: Canceled.");
|
||
return (0);
|
||
}
|
||
|
||
/*
|
||
* Otherwise check the end time...
|
||
*/
|
||
|
||
gettimeofday(&curtime, NULL);
|
||
|
||
DEBUG_printf(("4cups_dnssd_resolve_cb: curtime=%d.%06d, end_time=%d.%06d", (int)curtime.tv_sec, (int)curtime.tv_usec, (int)resolve->end_time.tv_sec, (int)resolve->end_time.tv_usec));
|
||
|
||
return (curtime.tv_sec < resolve->end_time.tv_sec ||
|
||
(curtime.tv_sec == resolve->end_time.tv_sec &&
|
||
curtime.tv_usec < resolve->end_time.tv_usec));
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cups_dnssd_unquote()' - Unquote a name string.
|
||
*/
|
||
|
||
static void
|
||
cups_dnssd_unquote(char *dst, /* I - Destination buffer */
|
||
const char *src, /* I - Source string */
|
||
size_t dstsize) /* I - Size of destination buffer */
|
||
{
|
||
char *dstend = dst + dstsize - 1; /* End of destination buffer */
|
||
|
||
|
||
while (*src && dst < dstend)
|
||
{
|
||
if (*src == '\\')
|
||
{
|
||
src ++;
|
||
if (isdigit(src[0] & 255) && isdigit(src[1] & 255) &&
|
||
isdigit(src[2] & 255))
|
||
{
|
||
*dst++ = ((((src[0] - '0') * 10) + src[1] - '0') * 10) + src[2] - '0';
|
||
src += 3;
|
||
}
|
||
else
|
||
*dst++ = *src++;
|
||
}
|
||
else
|
||
*dst++ = *src ++;
|
||
}
|
||
|
||
*dst = '\0';
|
||
}
|
||
#endif /* HAVE_DNSSD */
|
||
|
||
|
||
#if defined(HAVE_AVAHI) || defined(HAVE_DNSSD)
|
||
/*
|
||
* 'cups_elapsed()' - Return the elapsed time in milliseconds.
|
||
*/
|
||
|
||
static int /* O - Elapsed time in milliseconds */
|
||
cups_elapsed(struct timeval *t) /* IO - Previous time */
|
||
{
|
||
int msecs; /* Milliseconds */
|
||
struct timeval nt; /* New time */
|
||
|
||
|
||
gettimeofday(&nt, NULL);
|
||
|
||
msecs = (int)(1000 * (nt.tv_sec - t->tv_sec) + (nt.tv_usec - t->tv_usec) / 1000);
|
||
|
||
*t = nt;
|
||
|
||
return (msecs);
|
||
}
|
||
#endif /* HAVE_AVAHI || HAVE_DNSSD */
|
||
|
||
|
||
/*
|
||
* 'cups_enum_dests()' - Enumerate destinations from a specific server.
|
||
*/
|
||
|
||
static int /* O - 1 on success, 0 on failure */
|
||
cups_enum_dests(
|
||
http_t *http, /* I - Connection to scheduler */
|
||
unsigned flags, /* I - Enumeration flags */
|
||
int msec, /* I - Timeout in milliseconds, -1 for indefinite */
|
||
int *cancel, /* I - Pointer to "cancel" variable */
|
||
cups_ptype_t type, /* I - Printer type bits */
|
||
cups_ptype_t mask, /* I - Mask for printer type bits */
|
||
cups_dest_cb_t cb, /* I - Callback function */
|
||
void *user_data) /* I - User data */
|
||
{
|
||
int i, j, /* Looping vars */
|
||
num_dests; /* Number of destinations */
|
||
cups_dest_t *dests = NULL, /* Destinations */
|
||
*dest; /* Current destination */
|
||
cups_option_t *option; /* Current option */
|
||
const char *user_default; /* Default printer from environment */
|
||
#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
|
||
int count, /* Number of queries started */
|
||
completed, /* Number of completed queries */
|
||
remaining; /* Remainder of timeout */
|
||
struct timeval curtime; /* Current time */
|
||
_cups_dnssd_data_t data; /* Data for callback */
|
||
_cups_dnssd_device_t *device; /* Current device */
|
||
# ifdef HAVE_DNSSD
|
||
int nfds, /* Number of files responded */
|
||
main_fd; /* File descriptor for lookups */
|
||
DNSServiceRef ipp_ref = NULL; /* IPP browser */
|
||
# ifdef HAVE_SSL
|
||
DNSServiceRef ipps_ref = NULL; /* IPPS browser */
|
||
# endif /* HAVE_SSL */
|
||
# ifdef HAVE_POLL
|
||
struct pollfd pfd; /* Polling data */
|
||
# else
|
||
fd_set input; /* Input set for select() */
|
||
struct timeval timeout; /* Timeout for select() */
|
||
# endif /* HAVE_POLL */
|
||
# else /* HAVE_AVAHI */
|
||
int error; /* Error value */
|
||
AvahiServiceBrowser *ipp_ref = NULL; /* IPP browser */
|
||
# ifdef HAVE_SSL
|
||
AvahiServiceBrowser *ipps_ref = NULL; /* IPPS browser */
|
||
# endif /* HAVE_SSL */
|
||
# endif /* HAVE_DNSSD */
|
||
#else
|
||
_cups_getdata_t data; /* Data for callback */
|
||
#endif /* HAVE_DNSSD || HAVE_AVAHI */
|
||
char filename[1024]; /* Local lpoptions file */
|
||
_cups_globals_t *cg = _cupsGlobals(); /* Pointer to library globals */
|
||
|
||
|
||
DEBUG_printf(("cups_enum_dests(flags=%x, msec=%d, cancel=%p, type=%x, mask=%x, cb=%p, user_data=%p)", flags, msec, (void *)cancel, type, mask, (void *)cb, (void *)user_data));
|
||
|
||
/*
|
||
* Range check input...
|
||
*/
|
||
|
||
(void)flags;
|
||
|
||
if (!cb)
|
||
{
|
||
DEBUG_puts("1cups_enum_dests: No callback, returning 0.");
|
||
return (0);
|
||
}
|
||
|
||
/*
|
||
* Load the /etc/cups/lpoptions and ~/.cups/lpoptions files...
|
||
*/
|
||
|
||
memset(&data, 0, sizeof(data));
|
||
|
||
user_default = _cupsUserDefault(data.def_name, sizeof(data.def_name));
|
||
|
||
snprintf(filename, sizeof(filename), "%s/lpoptions", cg->cups_serverroot);
|
||
data.num_dests = cups_get_dests(filename, NULL, NULL, 1, user_default != NULL, data.num_dests, &data.dests);
|
||
|
||
if (cg->home)
|
||
{
|
||
snprintf(filename, sizeof(filename), "%s/.cups/lpoptions", cg->home);
|
||
|
||
data.num_dests = cups_get_dests(filename, NULL, NULL, 1, user_default != NULL, data.num_dests, &data.dests);
|
||
}
|
||
|
||
if (!user_default && (dest = cupsGetDest(NULL, NULL, data.num_dests, data.dests)) != NULL)
|
||
{
|
||
/*
|
||
* Use an lpoptions default printer...
|
||
*/
|
||
|
||
if (dest->instance)
|
||
snprintf(data.def_name, sizeof(data.def_name), "%s/%s", dest->name, dest->instance);
|
||
else
|
||
strlcpy(data.def_name, dest->name, sizeof(data.def_name));
|
||
}
|
||
else
|
||
{
|
||
const char *default_printer; /* Server default printer */
|
||
|
||
if ((default_printer = cupsGetDefault2(http)) != NULL)
|
||
strlcpy(data.def_name, default_printer, sizeof(data.def_name));
|
||
}
|
||
|
||
if (data.def_name[0])
|
||
{
|
||
/*
|
||
* Separate printer and instance name...
|
||
*/
|
||
|
||
if ((data.def_instance = strchr(data.def_name, '/')) != NULL)
|
||
*data.def_instance++ = '\0';
|
||
}
|
||
|
||
DEBUG_printf(("1cups_enum_dests: def_name=\"%s\", def_instance=\"%s\"", data.def_name, data.def_instance));
|
||
|
||
/*
|
||
* Get ready to enumerate...
|
||
*/
|
||
|
||
#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
|
||
data.type = type;
|
||
data.mask = mask;
|
||
data.cb = cb;
|
||
data.user_data = user_data;
|
||
data.devices = cupsArrayNew3((cups_array_func_t)cups_dnssd_compare_devices, NULL, NULL, 0, NULL, (cups_afree_func_t)cups_dnssd_free_device);
|
||
#endif /* HAVE_DNSSD || HAVE_AVAHI */
|
||
|
||
if (!(mask & CUPS_PRINTER_DISCOVERED) || !(type & CUPS_PRINTER_DISCOVERED))
|
||
{
|
||
/*
|
||
* Get the list of local printers and pass them to the callback function...
|
||
*/
|
||
|
||
num_dests = _cupsGetDests(http, IPP_OP_CUPS_GET_PRINTERS, NULL, &dests, type, mask);
|
||
|
||
if (data.def_name[0])
|
||
{
|
||
/*
|
||
* Lookup the named default printer and instance and make it the default...
|
||
*/
|
||
|
||
if ((dest = cupsGetDest(data.def_name, data.def_instance, num_dests, dests)) != NULL)
|
||
{
|
||
DEBUG_printf(("1cups_enum_dests: Setting is_default on \"%s/%s\".", dest->name, dest->instance));
|
||
dest->is_default = 1;
|
||
}
|
||
}
|
||
|
||
for (i = num_dests, dest = dests;
|
||
i > 0 && (!cancel || !*cancel);
|
||
i --, dest ++)
|
||
{
|
||
cups_dest_t *user_dest; /* Destination from lpoptions */
|
||
#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
|
||
const char *device_uri; /* Device URI */
|
||
#endif /* HAVE_DNSSD || HAVE_AVAHI */
|
||
|
||
if ((user_dest = cupsGetDest(dest->name, dest->instance, data.num_dests, data.dests)) != NULL)
|
||
{
|
||
/*
|
||
* Apply user defaults to this destination...
|
||
*/
|
||
|
||
for (j = user_dest->num_options, option = user_dest->options; j > 0; j --, option ++)
|
||
dest->num_options = cupsAddOption(option->name, option->value, dest->num_options, &dest->options);
|
||
}
|
||
|
||
if (!(*cb)(user_data, i > 1 ? CUPS_DEST_FLAGS_MORE : CUPS_DEST_FLAGS_NONE, dest))
|
||
break;
|
||
|
||
#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
|
||
if (!dest->instance && (device_uri = cupsGetOption("device-uri", dest->num_options, dest->options)) != NULL && !strncmp(device_uri, "dnssd://", 8))
|
||
{
|
||
/*
|
||
* Add existing queue using service name, etc. so we don't list it again...
|
||
*/
|
||
|
||
char scheme[32], /* URI scheme */
|
||
userpass[32], /* Username:password */
|
||
serviceName[256], /* Service name (host field) */
|
||
resource[256], /* Resource (options) */
|
||
*regtype, /* Registration type */
|
||
*replyDomain; /* Registration domain */
|
||
int port; /* Port number (not used) */
|
||
|
||
if (httpSeparateURI(HTTP_URI_CODING_ALL, device_uri, scheme, sizeof(scheme), userpass, sizeof(userpass), serviceName, sizeof(serviceName), &port, resource, sizeof(resource)) >= HTTP_URI_STATUS_OK)
|
||
{
|
||
if ((regtype = strstr(serviceName, "._ipp")) != NULL)
|
||
{
|
||
*regtype++ = '\0';
|
||
|
||
if ((replyDomain = strstr(regtype, "._tcp.")) != NULL)
|
||
{
|
||
replyDomain[5] = '\0';
|
||
replyDomain += 6;
|
||
|
||
if ((device = cups_dnssd_get_device(&data, serviceName, regtype, replyDomain)) != NULL)
|
||
device->state = _CUPS_DNSSD_ACTIVE;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
#endif /* HAVE_DNSSD || HAVE_AVAHI */
|
||
}
|
||
|
||
cupsFreeDests(num_dests, dests);
|
||
|
||
if (i > 0 || msec == 0)
|
||
goto enum_finished;
|
||
}
|
||
|
||
/*
|
||
* Return early if the caller doesn't want to do discovery...
|
||
*/
|
||
|
||
if ((mask & CUPS_PRINTER_DISCOVERED) && !(type & CUPS_PRINTER_DISCOVERED))
|
||
goto enum_finished;
|
||
|
||
#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
|
||
/*
|
||
* Get Bonjour-shared printers...
|
||
*/
|
||
|
||
gettimeofday(&curtime, NULL);
|
||
|
||
# ifdef HAVE_DNSSD
|
||
if (DNSServiceCreateConnection(&data.main_ref) != kDNSServiceErr_NoError)
|
||
{
|
||
DEBUG_puts("1cups_enum_dests: Unable to create service browser, returning 0.");
|
||
|
||
cupsFreeDests(data.num_dests, data.dests);
|
||
|
||
return (0);
|
||
}
|
||
|
||
main_fd = DNSServiceRefSockFD(data.main_ref);
|
||
|
||
ipp_ref = data.main_ref;
|
||
if (DNSServiceBrowse(&ipp_ref, kDNSServiceFlagsShareConnection, 0, "_ipp._tcp", NULL, (DNSServiceBrowseReply)cups_dnssd_browse_cb, &data) != kDNSServiceErr_NoError)
|
||
{
|
||
DEBUG_puts("1cups_enum_dests: Unable to create IPP browser, returning 0.");
|
||
DNSServiceRefDeallocate(data.main_ref);
|
||
|
||
cupsFreeDests(data.num_dests, data.dests);
|
||
|
||
return (0);
|
||
}
|
||
|
||
# ifdef HAVE_SSL
|
||
ipps_ref = data.main_ref;
|
||
if (DNSServiceBrowse(&ipps_ref, kDNSServiceFlagsShareConnection, 0, "_ipps._tcp", NULL, (DNSServiceBrowseReply)cups_dnssd_browse_cb, &data) != kDNSServiceErr_NoError)
|
||
{
|
||
DEBUG_puts("1cups_enum_dests: Unable to create IPPS browser, returning 0.");
|
||
DNSServiceRefDeallocate(data.main_ref);
|
||
|
||
cupsFreeDests(data.num_dests, data.dests);
|
||
|
||
return (0);
|
||
}
|
||
# endif /* HAVE_SSL */
|
||
|
||
# else /* HAVE_AVAHI */
|
||
if ((data.simple_poll = avahi_simple_poll_new()) == NULL)
|
||
{
|
||
DEBUG_puts("1cups_enum_dests: Unable to create Avahi poll, returning 0.");
|
||
|
||
cupsFreeDests(data.num_dests, data.dests);
|
||
|
||
return (0);
|
||
}
|
||
|
||
avahi_simple_poll_set_func(data.simple_poll, cups_dnssd_poll_cb, &data);
|
||
|
||
data.client = avahi_client_new(avahi_simple_poll_get(data.simple_poll),
|
||
0, cups_dnssd_client_cb, &data,
|
||
&error);
|
||
if (!data.client)
|
||
{
|
||
DEBUG_puts("1cups_enum_dests: Unable to create Avahi client, returning 0.");
|
||
avahi_simple_poll_free(data.simple_poll);
|
||
|
||
cupsFreeDests(data.num_dests, data.dests);
|
||
|
||
return (0);
|
||
}
|
||
|
||
data.browsers = 1;
|
||
if ((ipp_ref = avahi_service_browser_new(data.client, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, "_ipp._tcp", NULL, 0, cups_dnssd_browse_cb, &data)) == NULL)
|
||
{
|
||
DEBUG_puts("1cups_enum_dests: Unable to create Avahi IPP browser, returning 0.");
|
||
|
||
avahi_client_free(data.client);
|
||
avahi_simple_poll_free(data.simple_poll);
|
||
|
||
cupsFreeDests(data.num_dests, data.dests);
|
||
|
||
return (0);
|
||
}
|
||
|
||
# ifdef HAVE_SSL
|
||
data.browsers ++;
|
||
if ((ipps_ref = avahi_service_browser_new(data.client, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, "_ipps._tcp", NULL, 0, cups_dnssd_browse_cb, &data)) == NULL)
|
||
{
|
||
DEBUG_puts("1cups_enum_dests: Unable to create Avahi IPPS browser, returning 0.");
|
||
|
||
avahi_service_browser_free(ipp_ref);
|
||
avahi_client_free(data.client);
|
||
avahi_simple_poll_free(data.simple_poll);
|
||
|
||
cupsFreeDests(data.num_dests, data.dests);
|
||
|
||
return (0);
|
||
}
|
||
# endif /* HAVE_SSL */
|
||
# endif /* HAVE_DNSSD */
|
||
|
||
if (msec < 0)
|
||
remaining = INT_MAX;
|
||
else
|
||
remaining = msec;
|
||
|
||
while (remaining > 0 && (!cancel || !*cancel))
|
||
{
|
||
/*
|
||
* Check for input...
|
||
*/
|
||
|
||
DEBUG_printf(("1cups_enum_dests: remaining=%d", remaining));
|
||
|
||
cups_elapsed(&curtime);
|
||
|
||
# ifdef HAVE_DNSSD
|
||
# ifdef HAVE_POLL
|
||
pfd.fd = main_fd;
|
||
pfd.events = POLLIN;
|
||
|
||
nfds = poll(&pfd, 1, remaining > _CUPS_DNSSD_MAXTIME ? _CUPS_DNSSD_MAXTIME : remaining);
|
||
|
||
# else
|
||
FD_ZERO(&input);
|
||
FD_SET(main_fd, &input);
|
||
|
||
timeout.tv_sec = 0;
|
||
timeout.tv_usec = 1000 * (remaining > _CUPS_DNSSD_MAXTIME ? _CUPS_DNSSD_MAXTIME : remaining);
|
||
|
||
nfds = select(main_fd + 1, &input, NULL, NULL, &timeout);
|
||
# endif /* HAVE_POLL */
|
||
|
||
if (nfds > 0)
|
||
DNSServiceProcessResult(data.main_ref);
|
||
else if (nfds < 0 && errno != EINTR && errno != EAGAIN)
|
||
break;
|
||
|
||
# else /* HAVE_AVAHI */
|
||
data.got_data = 0;
|
||
|
||
if ((error = avahi_simple_poll_iterate(data.simple_poll, _CUPS_DNSSD_MAXTIME)) > 0)
|
||
{
|
||
/*
|
||
* We've been told to exit the loop. Perhaps the connection to
|
||
* Avahi failed.
|
||
*/
|
||
|
||
break;
|
||
}
|
||
|
||
DEBUG_printf(("1cups_enum_dests: got_data=%d", data.got_data));
|
||
# endif /* HAVE_DNSSD */
|
||
|
||
remaining -= cups_elapsed(&curtime);
|
||
|
||
for (device = (_cups_dnssd_device_t *)cupsArrayFirst(data.devices),
|
||
count = 0, completed = 0;
|
||
device;
|
||
device = (_cups_dnssd_device_t *)cupsArrayNext(data.devices))
|
||
{
|
||
if (device->ref)
|
||
count ++;
|
||
|
||
if (device->state == _CUPS_DNSSD_ACTIVE)
|
||
completed ++;
|
||
|
||
if (!device->ref && device->state == _CUPS_DNSSD_NEW)
|
||
{
|
||
DEBUG_printf(("1cups_enum_dests: Querying '%s'.", device->fullName));
|
||
|
||
# ifdef HAVE_DNSSD
|
||
device->ref = data.main_ref;
|
||
|
||
if (DNSServiceQueryRecord(&(device->ref), kDNSServiceFlagsShareConnection, 0, device->fullName, kDNSServiceType_TXT, kDNSServiceClass_IN, (DNSServiceQueryRecordReply)cups_dnssd_query_cb, &data) == kDNSServiceErr_NoError)
|
||
{
|
||
count ++;
|
||
}
|
||
else
|
||
{
|
||
device->ref = 0;
|
||
device->state = _CUPS_DNSSD_ERROR;
|
||
|
||
DEBUG_puts("1cups_enum_dests: Query failed.");
|
||
}
|
||
|
||
# else /* HAVE_AVAHI */
|
||
if ((device->ref = avahi_record_browser_new(data.client, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, device->fullName, AVAHI_DNS_CLASS_IN, AVAHI_DNS_TYPE_TXT, 0, cups_dnssd_query_cb, &data)) != NULL)
|
||
{
|
||
DEBUG_printf(("1cups_enum_dests: Query ref=%p", device->ref));
|
||
count ++;
|
||
}
|
||
else
|
||
{
|
||
device->state = _CUPS_DNSSD_ERROR;
|
||
|
||
DEBUG_printf(("1cups_enum_dests: Query failed: %s", avahi_strerror(avahi_client_errno(data.client))));
|
||
}
|
||
# endif /* HAVE_DNSSD */
|
||
}
|
||
else if (device->ref && device->state == _CUPS_DNSSD_PENDING)
|
||
{
|
||
completed ++;
|
||
|
||
DEBUG_printf(("1cups_enum_dests: Query for \"%s\" is complete.", device->fullName));
|
||
|
||
if ((device->type & mask) == type)
|
||
{
|
||
cups_dest_t *user_dest; /* Destination from lpoptions */
|
||
|
||
dest = &device->dest;
|
||
|
||
if ((user_dest = cupsGetDest(dest->name, dest->instance, data.num_dests, data.dests)) != NULL)
|
||
{
|
||
/*
|
||
* Apply user defaults to this destination...
|
||
*/
|
||
|
||
for (j = user_dest->num_options, option = user_dest->options; j > 0; j --, option ++)
|
||
dest->num_options = cupsAddOption(option->name, option->value, dest->num_options, &dest->options);
|
||
}
|
||
|
||
if (!strcasecmp(dest->name, data.def_name) && !data.def_instance)
|
||
{
|
||
DEBUG_printf(("1cups_enum_dests: Setting is_default on discovered \"%s\".", dest->name));
|
||
dest->is_default = 1;
|
||
}
|
||
|
||
DEBUG_printf(("1cups_enum_dests: Add callback for \"%s\".", device->dest.name));
|
||
if (!(*cb)(user_data, CUPS_DEST_FLAGS_NONE, dest))
|
||
{
|
||
remaining = -1;
|
||
break;
|
||
}
|
||
}
|
||
|
||
device->state = _CUPS_DNSSD_ACTIVE;
|
||
}
|
||
}
|
||
|
||
# ifdef HAVE_AVAHI
|
||
DEBUG_printf(("1cups_enum_dests: remaining=%d, browsers=%d, completed=%d, count=%d, devices count=%d", remaining, data.browsers, completed, count, cupsArrayCount(data.devices)));
|
||
|
||
if (data.browsers == 0 && completed == cupsArrayCount(data.devices))
|
||
break;
|
||
# else
|
||
DEBUG_printf(("1cups_enum_dests: remaining=%d, completed=%d, count=%d, devices count=%d", remaining, completed, count, cupsArrayCount(data.devices)));
|
||
|
||
if (completed == cupsArrayCount(data.devices))
|
||
break;
|
||
# endif /* HAVE_AVAHI */
|
||
}
|
||
#endif /* HAVE_DNSSD || HAVE_AVAHI */
|
||
|
||
/*
|
||
* Return...
|
||
*/
|
||
|
||
enum_finished:
|
||
|
||
cupsFreeDests(data.num_dests, data.dests);
|
||
|
||
#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
|
||
cupsArrayDelete(data.devices);
|
||
|
||
# ifdef HAVE_DNSSD
|
||
if (ipp_ref)
|
||
DNSServiceRefDeallocate(ipp_ref);
|
||
|
||
# ifdef HAVE_SSL
|
||
if (ipps_ref)
|
||
DNSServiceRefDeallocate(ipps_ref);
|
||
# endif /* HAVE_SSL */
|
||
|
||
if (data.main_ref)
|
||
DNSServiceRefDeallocate(data.main_ref);
|
||
|
||
# else /* HAVE_AVAHI */
|
||
if (ipp_ref)
|
||
avahi_service_browser_free(ipp_ref);
|
||
# ifdef HAVE_SSL
|
||
if (ipps_ref)
|
||
avahi_service_browser_free(ipps_ref);
|
||
# endif /* HAVE_SSL */
|
||
|
||
if (data.client)
|
||
avahi_client_free(data.client);
|
||
if (data.simple_poll)
|
||
avahi_simple_poll_free(data.simple_poll);
|
||
# endif /* HAVE_DNSSD */
|
||
#endif /* HAVE_DNSSD || HAVE_AVAHI */
|
||
|
||
DEBUG_puts("1cups_enum_dests: Returning 1.");
|
||
|
||
return (1);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cups_find_dest()' - Find a destination using a binary search.
|
||
*/
|
||
|
||
static int /* O - Index of match */
|
||
cups_find_dest(const char *name, /* I - Destination name */
|
||
const char *instance, /* I - Instance or NULL */
|
||
int num_dests, /* I - Number of destinations */
|
||
cups_dest_t *dests, /* I - Destinations */
|
||
int prev, /* I - Previous index */
|
||
int *rdiff) /* O - Difference of match */
|
||
{
|
||
int left, /* Low mark for binary search */
|
||
right, /* High mark for binary search */
|
||
current, /* Current index */
|
||
diff; /* Result of comparison */
|
||
cups_dest_t key; /* Search key */
|
||
|
||
|
||
key.name = (char *)name;
|
||
key.instance = (char *)instance;
|
||
|
||
if (prev >= 0)
|
||
{
|
||
/*
|
||
* Start search on either side of previous...
|
||
*/
|
||
|
||
if ((diff = cups_compare_dests(&key, dests + prev)) == 0 ||
|
||
(diff < 0 && prev == 0) ||
|
||
(diff > 0 && prev == (num_dests - 1)))
|
||
{
|
||
*rdiff = diff;
|
||
return (prev);
|
||
}
|
||
else if (diff < 0)
|
||
{
|
||
/*
|
||
* Start with previous on right side...
|
||
*/
|
||
|
||
left = 0;
|
||
right = prev;
|
||
}
|
||
else
|
||
{
|
||
/*
|
||
* Start wih previous on left side...
|
||
*/
|
||
|
||
left = prev;
|
||
right = num_dests - 1;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
/*
|
||
* Start search in the middle...
|
||
*/
|
||
|
||
left = 0;
|
||
right = num_dests - 1;
|
||
}
|
||
|
||
do
|
||
{
|
||
current = (left + right) / 2;
|
||
diff = cups_compare_dests(&key, dests + current);
|
||
|
||
if (diff == 0)
|
||
break;
|
||
else if (diff < 0)
|
||
right = current;
|
||
else
|
||
left = current;
|
||
}
|
||
while ((right - left) > 1);
|
||
|
||
if (diff != 0)
|
||
{
|
||
/*
|
||
* Check the last 1 or 2 elements...
|
||
*/
|
||
|
||
if ((diff = cups_compare_dests(&key, dests + left)) <= 0)
|
||
current = left;
|
||
else
|
||
{
|
||
diff = cups_compare_dests(&key, dests + right);
|
||
current = right;
|
||
}
|
||
}
|
||
|
||
/*
|
||
* Return the closest destination and the difference...
|
||
*/
|
||
|
||
*rdiff = diff;
|
||
|
||
return (current);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cups_get_cb()' - Collect enumerated destinations.
|
||
*/
|
||
|
||
static int /* O - 1 to continue, 0 to stop */
|
||
cups_get_cb(_cups_getdata_t *data, /* I - Data from cupsGetDests */
|
||
unsigned flags, /* I - Enumeration flags */
|
||
cups_dest_t *dest) /* I - Destination */
|
||
{
|
||
if (flags & CUPS_DEST_FLAGS_REMOVED)
|
||
{
|
||
/*
|
||
* Remove destination from array...
|
||
*/
|
||
|
||
data->num_dests = cupsRemoveDest(dest->name, dest->instance, data->num_dests, &data->dests);
|
||
}
|
||
else
|
||
{
|
||
/*
|
||
* Add destination to array...
|
||
*/
|
||
|
||
data->num_dests = cupsCopyDest(dest, data->num_dests, &data->dests);
|
||
}
|
||
|
||
return (1);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cups_get_default()' - Get the default destination from an lpoptions file.
|
||
*/
|
||
|
||
static char * /* O - Default destination or NULL */
|
||
cups_get_default(const char *filename, /* I - File to read */
|
||
char *namebuf, /* I - Name buffer */
|
||
size_t namesize, /* I - Size of name buffer */
|
||
const char **instance) /* I - Instance */
|
||
{
|
||
cups_file_t *fp; /* lpoptions file */
|
||
char line[8192], /* Line from file */
|
||
*value, /* Value for line */
|
||
*nameptr; /* Pointer into name */
|
||
int linenum; /* Current line */
|
||
|
||
|
||
*namebuf = '\0';
|
||
|
||
if ((fp = cupsFileOpen(filename, "r")) != NULL)
|
||
{
|
||
linenum = 0;
|
||
|
||
while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
|
||
{
|
||
if (!_cups_strcasecmp(line, "default") && value)
|
||
{
|
||
strlcpy(namebuf, value, namesize);
|
||
|
||
if ((nameptr = strchr(namebuf, ' ')) != NULL)
|
||
*nameptr = '\0';
|
||
if ((nameptr = strchr(namebuf, '\t')) != NULL)
|
||
*nameptr = '\0';
|
||
|
||
if ((nameptr = strchr(namebuf, '/')) != NULL)
|
||
*nameptr++ = '\0';
|
||
|
||
*instance = nameptr;
|
||
break;
|
||
}
|
||
}
|
||
|
||
cupsFileClose(fp);
|
||
}
|
||
|
||
return (*namebuf ? namebuf : NULL);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cups_get_dests()' - Get destinations from a file.
|
||
*/
|
||
|
||
static int /* O - Number of destinations */
|
||
cups_get_dests(
|
||
const char *filename, /* I - File to read from */
|
||
const char *match_name, /* I - Destination name we want */
|
||
const char *match_inst, /* I - Instance name we want */
|
||
int load_all, /* I - Load all saved destinations? */
|
||
int user_default_set, /* I - User default printer set? */
|
||
int num_dests, /* I - Number of destinations */
|
||
cups_dest_t **dests) /* IO - Destinations */
|
||
{
|
||
int i; /* Looping var */
|
||
cups_dest_t *dest; /* Current destination */
|
||
cups_file_t *fp; /* File pointer */
|
||
char line[8192], /* Line from file */
|
||
*lineptr, /* Pointer into line */
|
||
*name, /* Name of destination/option */
|
||
*instance; /* Instance of destination */
|
||
int linenum; /* Current line number */
|
||
|
||
|
||
DEBUG_printf(("7cups_get_dests(filename=\"%s\", match_name=\"%s\", match_inst=\"%s\", load_all=%d, user_default_set=%d, num_dests=%d, dests=%p)", filename, match_name, match_inst, load_all, user_default_set, num_dests, (void *)dests));
|
||
|
||
/*
|
||
* Try to open the file...
|
||
*/
|
||
|
||
if ((fp = cupsFileOpen(filename, "r")) == NULL)
|
||
return (num_dests);
|
||
|
||
/*
|
||
* Read each printer; each line looks like:
|
||
*
|
||
* Dest name[/instance] options
|
||
* Default name[/instance] options
|
||
*/
|
||
|
||
linenum = 0;
|
||
|
||
while (cupsFileGetConf(fp, line, sizeof(line), &lineptr, &linenum))
|
||
{
|
||
/*
|
||
* See what type of line it is...
|
||
*/
|
||
|
||
DEBUG_printf(("9cups_get_dests: linenum=%d line=\"%s\" lineptr=\"%s\"",
|
||
linenum, line, lineptr));
|
||
|
||
if ((_cups_strcasecmp(line, "dest") && _cups_strcasecmp(line, "default")) || !lineptr)
|
||
{
|
||
DEBUG_puts("9cups_get_dests: Not a dest or default line...");
|
||
continue;
|
||
}
|
||
|
||
name = lineptr;
|
||
|
||
/*
|
||
* Search for an instance...
|
||
*/
|
||
|
||
while (!isspace(*lineptr & 255) && *lineptr && *lineptr != '/')
|
||
lineptr ++;
|
||
|
||
if (*lineptr == '/')
|
||
{
|
||
/*
|
||
* Found an instance...
|
||
*/
|
||
|
||
*lineptr++ = '\0';
|
||
instance = lineptr;
|
||
|
||
/*
|
||
* Search for an instance...
|
||
*/
|
||
|
||
while (!isspace(*lineptr & 255) && *lineptr)
|
||
lineptr ++;
|
||
}
|
||
else
|
||
instance = NULL;
|
||
|
||
if (*lineptr)
|
||
*lineptr++ = '\0';
|
||
|
||
DEBUG_printf(("9cups_get_dests: name=\"%s\", instance=\"%s\"", name,
|
||
instance));
|
||
|
||
/*
|
||
* Match and/or ignore missing destinations...
|
||
*/
|
||
|
||
if (match_name)
|
||
{
|
||
if (_cups_strcasecmp(name, match_name) ||
|
||
(!instance && match_inst) ||
|
||
(instance && !match_inst) ||
|
||
(instance && _cups_strcasecmp(instance, match_inst)))
|
||
continue;
|
||
|
||
dest = *dests;
|
||
}
|
||
else if (!load_all && cupsGetDest(name, NULL, num_dests, *dests) == NULL)
|
||
{
|
||
DEBUG_puts("9cups_get_dests: Not found!");
|
||
continue;
|
||
}
|
||
else
|
||
{
|
||
/*
|
||
* Add the destination...
|
||
*/
|
||
|
||
num_dests = cupsAddDest(name, instance, num_dests, dests);
|
||
|
||
if ((dest = cupsGetDest(name, instance, num_dests, *dests)) == NULL)
|
||
{
|
||
/*
|
||
* Out of memory!
|
||
*/
|
||
|
||
DEBUG_puts("9cups_get_dests: Out of memory!");
|
||
break;
|
||
}
|
||
}
|
||
|
||
/*
|
||
* Add options until we hit the end of the line...
|
||
*/
|
||
|
||
dest->num_options = cupsParseOptions(lineptr, dest->num_options, &(dest->options));
|
||
|
||
/*
|
||
* If we found what we were looking for, stop now...
|
||
*/
|
||
|
||
if (match_name)
|
||
break;
|
||
|
||
/*
|
||
* Set this as default if needed...
|
||
*/
|
||
|
||
if (!user_default_set && !_cups_strcasecmp(line, "default"))
|
||
{
|
||
DEBUG_puts("9cups_get_dests: Setting as default...");
|
||
|
||
for (i = 0; i < num_dests; i ++)
|
||
(*dests)[i].is_default = 0;
|
||
|
||
dest->is_default = 1;
|
||
}
|
||
}
|
||
|
||
/*
|
||
* Close the file and return...
|
||
*/
|
||
|
||
cupsFileClose(fp);
|
||
|
||
return (num_dests);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cups_make_string()' - Make a comma-separated string of values from an IPP
|
||
* attribute.
|
||
*/
|
||
|
||
static char * /* O - New string */
|
||
cups_make_string(
|
||
ipp_attribute_t *attr, /* I - Attribute to convert */
|
||
char *buffer, /* I - Buffer */
|
||
size_t bufsize) /* I - Size of buffer */
|
||
{
|
||
int i; /* Looping var */
|
||
char *ptr, /* Pointer into buffer */
|
||
*end, /* Pointer to end of buffer */
|
||
*valptr; /* Pointer into string attribute */
|
||
|
||
|
||
/*
|
||
* Return quickly if we have a single string value...
|
||
*/
|
||
|
||
if (attr->num_values == 1 &&
|
||
attr->value_tag != IPP_TAG_INTEGER &&
|
||
attr->value_tag != IPP_TAG_ENUM &&
|
||
attr->value_tag != IPP_TAG_BOOLEAN &&
|
||
attr->value_tag != IPP_TAG_RANGE)
|
||
return (attr->values[0].string.text);
|
||
|
||
/*
|
||
* Copy the values to the string, separating with commas and escaping strings
|
||
* as needed...
|
||
*/
|
||
|
||
end = buffer + bufsize - 1;
|
||
|
||
for (i = 0, ptr = buffer; i < attr->num_values && ptr < end; i ++)
|
||
{
|
||
if (i)
|
||
*ptr++ = ',';
|
||
|
||
switch (attr->value_tag)
|
||
{
|
||
case IPP_TAG_INTEGER :
|
||
case IPP_TAG_ENUM :
|
||
snprintf(ptr, (size_t)(end - ptr + 1), "%d", attr->values[i].integer);
|
||
break;
|
||
|
||
case IPP_TAG_BOOLEAN :
|
||
if (attr->values[i].boolean)
|
||
strlcpy(ptr, "true", (size_t)(end - ptr + 1));
|
||
else
|
||
strlcpy(ptr, "false", (size_t)(end - ptr + 1));
|
||
break;
|
||
|
||
case IPP_TAG_RANGE :
|
||
if (attr->values[i].range.lower == attr->values[i].range.upper)
|
||
snprintf(ptr, (size_t)(end - ptr + 1), "%d", attr->values[i].range.lower);
|
||
else
|
||
snprintf(ptr, (size_t)(end - ptr + 1), "%d-%d", attr->values[i].range.lower, attr->values[i].range.upper);
|
||
break;
|
||
|
||
default :
|
||
for (valptr = attr->values[i].string.text;
|
||
*valptr && ptr < end;)
|
||
{
|
||
if (strchr(" \t\n\\\'\"", *valptr))
|
||
{
|
||
if (ptr >= (end - 1))
|
||
break;
|
||
|
||
*ptr++ = '\\';
|
||
}
|
||
|
||
*ptr++ = *valptr++;
|
||
}
|
||
|
||
*ptr = '\0';
|
||
break;
|
||
}
|
||
|
||
ptr += strlen(ptr);
|
||
}
|
||
|
||
*ptr = '\0';
|
||
|
||
return (buffer);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cups_name_cb()' - Find an enumerated destination.
|
||
*/
|
||
|
||
static int /* O - 1 to continue, 0 to stop */
|
||
cups_name_cb(_cups_namedata_t *data, /* I - Data from cupsGetNamedDest */
|
||
unsigned flags, /* I - Enumeration flags */
|
||
cups_dest_t *dest) /* I - Destination */
|
||
{
|
||
DEBUG_printf(("2cups_name_cb(data=%p(%s), flags=%x, dest=%p(%s)", (void *)data, data->name, flags, (void *)dest, dest->name));
|
||
|
||
if (!(flags & CUPS_DEST_FLAGS_REMOVED) && !dest->instance && !strcasecmp(data->name, dest->name))
|
||
{
|
||
/*
|
||
* Copy destination and stop enumeration...
|
||
*/
|
||
|
||
cupsCopyDest(dest, 0, &data->dest);
|
||
return (0);
|
||
}
|
||
|
||
return (1);
|
||
}
|
||
|
||
|
||
/*
|
||
* 'cups_queue_name()' - Create a local queue name based on the service name.
|
||
*/
|
||
|
||
static void
|
||
cups_queue_name(
|
||
char *name, /* I - Name buffer */
|
||
const char *serviceName, /* I - Service name */
|
||
size_t namesize) /* I - Size of name buffer */
|
||
{
|
||
const char *ptr; /* Pointer into serviceName */
|
||
char *nameptr; /* Pointer into name */
|
||
|
||
|
||
for (nameptr = name, ptr = serviceName; *ptr && nameptr < (name + namesize - 1); ptr ++)
|
||
{
|
||
/*
|
||
* Sanitize the printer name...
|
||
*/
|
||
|
||
if (_cups_isalnum(*ptr))
|
||
*nameptr++ = *ptr;
|
||
else if (nameptr == name || nameptr[-1] != '_')
|
||
*nameptr++ = '_';
|
||
}
|
||
|
||
*nameptr = '\0';
|
||
}
|