[arch-commits] Commit in cups/trunk (PKGBUILD cups-avahi.patch)
andyrtr at archlinux.org
andyrtr at archlinux.org
Wed Mar 24 20:44:16 UTC 2010
Date: Wednesday, March 24, 2010 @ 16:44:16
Author: andyrtr
Revision: 73301
upgpkg: cups 1.4.2-4
readd full avahi support - #18741, add some missing directories and config files
Added:
cups/trunk/cups-avahi.patch
Modified:
cups/trunk/PKGBUILD
------------------+
PKGBUILD | 31 +
cups-avahi.patch | 1089 +++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 1114 insertions(+), 6 deletions(-)
Modified: PKGBUILD
===================================================================
--- PKGBUILD 2010-03-24 19:38:30 UTC (rev 73300)
+++ PKGBUILD 2010-03-24 20:44:16 UTC (rev 73301)
@@ -4,24 +4,26 @@
pkgbase="cups"
pkgname=('libcups' 'cups')
pkgver=1.4.2
-pkgrel=3
+pkgrel=4
arch=('i686' 'x86_64')
license=('GPL')
url="http://www.cups.org/"
makedepends=('libtiff>=3.9.2-2' 'libpng>=1.4.0' 'acl' 'openslp' 'pam' 'xdg-utils' 'heimdal>=1.3.1' 'gnutls>=2.8.3' 'poppler>=0.12.3'
'xinetd' 'gzip' 'autoconf' 'php' 'libusb' 'dbus-glib' 'avahi' 'hicolor-icon-theme')
source=(ftp://ftp.easysw.com/pub/cups/${pkgver}/cups-${pkgver}-source.tar.bz2
- cups
- cups.logrotate
- cups.pam)
-options=('!emptydirs')
+ cups-avahi.patch
+ cups cups.logrotate cups.pam)
+#options=('!emptydirs')
md5sums=('d95e2d588e3d36e563027a963b117b1b'
+ '3388dbe3fc20f16f37912e60a8ec46bc'
'5c85b7d8d2ddd02c2c64955cebbf55ea'
'f861b18f4446c43918c8643dcbbd7f6d'
'96f82c38f3f540b53f3e5144900acf17')
build() {
cd ${srcdir}/${pkgbase}-${pkgver}
+ # Avahi support in the dnssd backend. patch from Fedora
+ patch -Np1 -i ${srcdir}/cups-avahi.patch || return 1
# Rebuild configure script for --enable-avahi.
aclocal -I config-scripts
autoconf -I config-scripts
@@ -29,7 +31,7 @@
--with-logdir=/var/log/cups -with-docdir=/usr/share/cups/doc \
--with-cups-user=daemon --with-cups-group=lp --enable-pam=yes \
--disable-ldap --libdir=/usr/lib --enable-raw-printing \
- --enable-dbus --with-dbusdir=/etc/dbus-1 --enable-ssl=yes --enable-gnutls \
+ --enable-dbus --with-dbusdir=/etc/dbus-1 --enable-ssl=yes --enable-gnutls --enable-avahi\
--with-php=/usr/bin/php-cgi --with-pdftops=pdftops --with-optim="$CFLAGS"
make || return 1
}
@@ -53,6 +55,10 @@
etc/cups/mime.convs
etc/cups/mime.types
etc/cups/snmp.conf
+ etc/cups/printers.conf
+ etc/cups/classes.conf
+ etc/cups/client.conf
+ etc/cups/subscriptions.conf
etc/dbus-1/system.d/cups.conf
etc/logrotate.d/cups
etc/pam.d/cups
@@ -78,6 +84,19 @@
chmod 755 ${pkgdir}/var/spool
chmod 755 ${pkgdir}/etc
+ # install ssl directory where to store the certs, solves some samba issues
+ install -dm700 -g lp ${pkgdir}/etc/cups/ssl
+ install -dm511 -g lp ${pkgdir}/var/run/cups/certs
+
+ # install some more configuration files that will get filled by cupsd
+ touch ${pkgdir}/etc/cups/printers.conf
+ touch ${pkgdir}/etc/cups/classes.conf
+ touch ${pkgdir}/etc/cups/client.conf
+ echo "# see 'man client.conf'" >> ${pkgdir}/etc/cups/client.conf
+ echo "ServerName /var/run/cups/cups.sock # alternative: ServerName hostname-or-ip-address[:port] of a remote server" >> ${pkgdir}/etc/cups/client.conf
+ touch ${pkgdir}/etc/cups/subscriptions.conf
+ chgrp lp ${pkgdir}/etc/cups/{printers.conf,classes.conf,client.conf,subscriptions.conf}
+
# fix .desktop file
sed -i 's|^Exec=htmlview http://localhost:631/|Exec=xdg-open http://localhost:631/|g' ${pkgdir}/usr/share/applications/cups.desktop
Added: cups-avahi.patch
===================================================================
--- cups-avahi.patch (rev 0)
+++ cups-avahi.patch 2010-03-24 20:44:16 UTC (rev 73301)
@@ -0,0 +1,1089 @@
+diff -up cups-1.4.0/backend/dnssd.c.avahi cups-1.4.0/backend/dnssd.c
+--- cups-1.4.0/backend/dnssd.c.avahi 2009-08-07 23:27:12.000000000 +0100
++++ cups-1.4.0/backend/dnssd.c 2009-09-04 14:57:04.730388833 +0100
+@@ -22,6 +22,7 @@
+ * exec_backend() - Execute the backend that corresponds to the
+ * resolved service name.
+ * get_device() - Create or update a device.
++* find_device()
+ * query_callback() - Process query data.
+ * sigterm_handler() - Handle termination signals...
+ * unquote() - Unquote a name string.
+@@ -33,7 +34,18 @@
+
+ #include "backend-private.h"
+ #include <cups/array.h>
+-#include <dns_sd.h>
++#ifdef HAVE_DNSSD
++# include <dns_sd.h>
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++# include <avahi-client/client.h>
++# include <avahi-client/lookup.h>
++# include <avahi-common/simple-watch.h>
++# include <avahi-common/domain.h>
++# include <avahi-common/error.h>
++# include <avahi-common/malloc.h>
++#define kDNSServiceMaxDomainName AVAHI_DOMAIN_NAME_MAX
++#endif /* HAVE_AVAHI */
+
+
+ /*
+@@ -52,7 +64,12 @@ typedef enum
+
+ typedef struct
+ {
++#ifdef HAVE_DNSSD
+ DNSServiceRef ref; /* Service reference for resolve */
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ int resolved; /* Did we resolve the device? */
++#endif /* HAVE_AVAHI */
+ char *name, /* Service name */
+ *domain, /* Domain name */
+ *fullName, /* Full name */
+@@ -64,6 +81,20 @@ typedef struct
+ sent; /* Did we list the device? */
+ } cups_device_t;
+
++typedef struct
++{
++ char key[256];
++ char value[256];
++
++#ifdef HAVE_DNSSD
++ const uint8_t *data;
++ const uint8_t *datanext;
++ const uint8_t *dataend;
++#else /* HAVE_AVAHI */
++ AvahiStringList *txt;
++#endif /* HAVE_DNSSD */
++} cups_txt_records_t;
++
+
+ /*
+ * Local globals...
+@@ -77,6 +108,7 @@ static int job_canceled = 0;
+ * Local functions...
+ */
+
++#ifdef HAVE_DNSSD
+ static void browse_callback(DNSServiceRef sdRef,
+ DNSServiceFlags flags,
+ uint32_t interfaceIndex,
+@@ -92,12 +124,6 @@ static void browse_local_callback(DNSSe
+ const char *regtype,
+ const char *replyDomain,
+ void *context);
+-static int compare_devices(cups_device_t *a, cups_device_t *b);
+-static void exec_backend(char **argv);
+-static cups_device_t *get_device(cups_array_t *devices,
+- const char *serviceName,
+- const char *regtype,
+- const char *replyDomain);
+ static void query_callback(DNSServiceRef sdRef,
+ DNSServiceFlags flags,
+ uint32_t interfaceIndex,
+@@ -106,9 +132,111 @@ static void query_callback(DNSServiceRe
+ uint16_t rrclass, uint16_t rdlen,
+ const void *rdata, uint32_t ttl,
+ void *context);
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++static void avahi_client_callback (AvahiClient *client,
++ AvahiClientState state,
++ void *context);
++static void avahi_browse_callback (AvahiServiceBrowser *browser,
++ AvahiIfIndex interface,
++ AvahiProtocol protocol,
++ AvahiBrowserEvent event,
++ const char *serviceName,
++ const char *regtype,
++ const char *replyDomain,
++ AvahiLookupResultFlags flags,
++ void *context);
++#endif /* HAVE_AVAHI */
++
++static cups_device_t * find_device (cups_array_t *devices,
++ cups_txt_records_t *txt,
++ cups_device_t *dkey);
++static int compare_devices(cups_device_t *a, cups_device_t *b);
++static void exec_backend(char **argv);
++static cups_device_t *get_device(cups_array_t *devices,
++ const char *serviceName,
++ const char *regtype,
++ const char *replyDomain);
+ static void sigterm_handler(int sig);
+ static void unquote(char *dst, const char *src, size_t dstsize);
+
++#ifdef HAVE_AVAHI
++static AvahiSimplePoll *simple_poll = NULL;
++static int avahi_got_callback;
++#endif /* HAVE_AVAHI */
++
++
++/*
++ * cups_txt_records_t access functions
++ */
++static cups_txt_records_t *
++next_txt_record (cups_txt_records_t *txt)
++{
++#ifdef HAVE_DNSSD
++ txt->data = txt->datanext;
++#else /* HAVE_AVAHI */
++ txt->txt = avahi_string_list_get_next (txt->txt);
++ if (txt->txt == NULL)
++ return NULL;
++#endif /* HAVE_DNSSD */
++
++ return txt;
++}
++
++static int
++parse_txt_record_pair (cups_txt_records_t *txt)
++{
++#ifdef HAVE_DNSSD
++ uint8_t datalen;
++ uint8_t *data = txt->data;
++ char *ptr;
++
++ /*
++ * 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...
++ */
++
++ datalen = *data++;
++ if (!datalen || (data + datalen) >= txt->dataend)
++ return NULL;
++ txt->datanext = data + datalen;
++
++ for (ptr = txt->key; data < txt->datanext && *data != '='; data ++)
++ *ptr++ = *data;
++ *ptr = '\0';
++
++ if (data < txt->datanext && *data == '=')
++ {
++ data++;
++
++ if (data < datanext)
++ memcpy (txt->value, data, txt->datanext - data);
++ value[txt->datanext - data] = '\0';
++ }
++ else
++ return 1;
++#else /* HAVE_AVAHI */
++ char *key, *value;
++ size_t len;
++ avahi_string_list_get_pair (txt->txt, &key, &value, &len);
++ if (len > sizeof (txt->value) - 1)
++ len = sizeof (txt->value) - 1;
++
++ memcpy (txt->value, value, len);
++ txt->value[len] = '\0';
++ len = strlen (key);
++ if (len > sizeof (txt->key) - 1)
++ len = sizeof (txt->key) - 1;
++
++ memcpy (txt->key, key, len);
++ txt->key[len] = '\0';
++ avahi_free (key);
++ avahi_free (value);
++#endif /* HAVE_AVAHI */
++
++ return 0;
++}
+
+ /*
+ * 'main()' - Browse for printers.
+@@ -119,6 +247,13 @@ main(int argc, /* I - Number of comm
+ char *argv[]) /* I - Command-line arguments */
+ {
+ const char *name; /* Backend name */
++ cups_array_t *devices; /* Device array */
++ cups_device_t *device; /* Current device */
++ char uriName[1024]; /* Unquoted fullName for URI */
++#ifdef HAVE_DNSSD
++ int fd; /* Main file descriptor */
++ fd_set input; /* Input set for select() */
++ struct timeval timeout; /* Timeout for select() */
+ DNSServiceRef main_ref, /* Main service reference */
+ fax_ipp_ref, /* IPP fax service reference */
+ ipp_ref, /* IPP service reference */
+@@ -130,12 +265,11 @@ main(int argc, /* I - Number of comm
+ pdl_datastream_ref, /* AppSocket service reference */
+ printer_ref, /* LPD service reference */
+ riousbprint_ref; /* Remote IO service reference */
+- int fd; /* Main file descriptor */
+- fd_set input; /* Input set for select() */
+- struct timeval timeout; /* Timeout for select() */
+- cups_array_t *devices; /* Device array */
+- cups_device_t *device; /* Current device */
+- char uriName[1024]; /* Unquoted fullName for URI */
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ AvahiClient *client;
++ int error;
++#endif /* HAVE_AVAHI */
+ #if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET)
+ struct sigaction action; /* Actions for POSIX signals */
+ #endif /* HAVE_SIGACTION && !HAVE_SIGSET */
+@@ -194,6 +328,49 @@ main(int argc, /* I - Number of comm
+ * Browse for different kinds of printers...
+ */
+
++#ifdef HAVE_AVAHI
++ if ((simple_poll = avahi_simple_poll_new ()) == NULL)
++ {
++ perror ("ERROR: Unable to create avahi simple poll object");
++ return (1);
++ }
++
++ client = avahi_client_new (avahi_simple_poll_get (simple_poll),
++ 0, avahi_client_callback, NULL, &error);
++ if (!client)
++ {
++ perror ("ERROR: Unable to create avahi client");
++ return (1);
++ }
++
++ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ "_fax-ipp._tcp", NULL, 0,
++ avahi_browse_callback, devices);
++ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ "_ipp._tcp", NULL, 0,
++ avahi_browse_callback, devices);
++ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ "_ipp-tls._tcp", NULL, 0,
++ avahi_browse_callback, devices);
++ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ "_pdl-datastream._tcp",
++ NULL, 0,
++ avahi_browse_callback,
++ devices);
++ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ "_printer._tcp", NULL, 0,
++ avahi_browse_callback, devices);
++ avahi_service_browser_new (client, AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ "_riousbprint._tcp", NULL, 0,
++ avahi_browse_callback, devices);
++#endif /* HAVE_AVAHI */
++#ifdef HAVE_DNSSD
+ if (DNSServiceCreateConnection(&main_ref) != kDNSServiceErr_NoError)
+ {
+ perror("ERROR: Unable to create service connection");
+@@ -245,6 +422,7 @@ main(int argc, /* I - Number of comm
+ riousbprint_ref = main_ref;
+ DNSServiceBrowse(&riousbprint_ref, kDNSServiceFlagsShareConnection, 0,
+ "_riousbprint._tcp", NULL, browse_callback, devices);
++#endif /* HAVE_DNSSD */
+
+ /*
+ * Loop until we are killed...
+@@ -252,6 +430,9 @@ main(int argc, /* I - Number of comm
+
+ while (!job_canceled)
+ {
++ int announce = 0;
++
++#ifdef HAVE_DNSSD
+ FD_ZERO(&input);
+ FD_SET(fd, &input);
+
+@@ -271,11 +452,35 @@ main(int argc, /* I - Number of comm
+ }
+ else
+ {
++ announce = 1;
++ }
++#else /* HAVE_AVAHI */
++ int r;
++ avahi_got_callback = 0;
++ r = avahi_simple_poll_iterate (simple_poll, 1);
++ if (r != 0 && r != EINTR)
++ {
++ /*
++ * We've been told to exit the loop. Perhaps the connection to
++ * avahi failed.
++ */
++
++ break;
++ }
++
++ if (avahi_got_callback)
++ announce = 1;
++#endif /* HAVE_DNSSD */
++
++ if (announce)
++ {
+ /*
+ * Announce any devices we've found...
+ */
+
++#ifdef HAVE_DNSSD
+ DNSServiceErrorType status; /* DNS query status */
++#endif /* HAVE_DNSSD */
+ cups_device_t *best; /* Best matching device */
+ char device_uri[1024]; /* Device URI */
+ int count; /* Number of queries */
+@@ -285,6 +490,7 @@ main(int argc, /* I - Number of comm
+ best = NULL, count = 0;
+ device;
+ device = (cups_device_t *)cupsArrayNext(devices))
++#ifdef HAVE_DNSSD
+ if (!device->ref && !device->sent)
+ {
+ /*
+@@ -313,14 +519,23 @@ main(int argc, /* I - Number of comm
+ count ++;
+ }
+ }
+- else if (!device->sent)
++ else
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ if (!device->resolved)
++ continue;
++ else
++#endif /* HAVE_AVAHI */
++ if (!device->sent)
+ {
++#ifdef HAVE_DNSSD
+ /*
+ * Got the TXT records, now report the device...
+ */
+
+ DNSServiceRefDeallocate(device->ref);
+ device->ref = 0;
++#endif /* HAVE_DNSSD */
+
+ if (!best)
+ best = device;
+@@ -372,6 +587,7 @@ main(int argc, /* I - Number of comm
+ * 'browse_callback()' - Browse devices.
+ */
+
++#ifdef HAVE_DNSSD
+ static void
+ browse_callback(
+ DNSServiceRef sdRef, /* I - Service reference */
+@@ -405,12 +621,14 @@ browse_callback(
+
+ get_device((cups_array_t *)context, serviceName, regtype, replyDomain);
+ }
++#endif /* HAVE_DNSSD */
+
+
+ /*
+ * 'browse_local_callback()' - Browse local devices.
+ */
+
++#ifdef HAVE_DNSSD
+ static void
+ browse_local_callback(
+ DNSServiceRef sdRef, /* I - Service reference */
+@@ -456,6 +674,7 @@ browse_local_callback(
+ device->fullName);
+ device->sent = 1;
+ }
++#endif /* HAVE_DNSSD */
+
+
+ /*
+@@ -528,6 +747,32 @@ exec_backend(char **argv) /* I - Comman
+ exit(CUPS_BACKEND_STOP);
+ }
+
++static int
++device_type (const char *regtype)
++{
++#ifdef HAVE_AVAHI
++ if (!strcmp(regtype, "_ipp._tcp") ||
++ !strcmp(regtype, "_ipp-tls._tcp"))
++ return (CUPS_DEVICE_IPP);
++ else if (!strcmp(regtype, "_fax-ipp._tcp"))
++ return (CUPS_DEVICE_FAX_IPP);
++ else if (!strcmp(regtype, "_printer._tcp"))
++ return (CUPS_DEVICE_PDL_DATASTREAM);
++#else
++ if (!strcmp(regtype, "_ipp._tcp.") ||
++ !strcmp(regtype, "_ipp-tls._tcp."))
++ return (CUPS_DEVICE_IPP);
++ else if (!strcmp(regtype, "_fax-ipp._tcp."))
++ return (CUPS_DEVICE_FAX_IPP);
++ else if (!strcmp(regtype, "_printer._tcp."))
++ return (CUPS_DEVICE_PRINTER);
++ else if (!strcmp(regtype, "_pdl-datastream._tcp."))
++ return (CUPS_DEVICE_PDL_DATASTREAM);
++#endif /* HAVE_AVAHI */
++
++ return (CUPS_DEVICE_RIOUSBPRINT);
++}
++
+
+ /*
+ * 'get_device()' - Create or update a device.
+@@ -550,18 +795,7 @@ get_device(cups_array_t *devices, /* I -
+ */
+
+ key.name = (char *)serviceName;
+-
+- if (!strcmp(regtype, "_ipp._tcp.") ||
+- !strcmp(regtype, "_ipp-tls._tcp."))
+- key.type = CUPS_DEVICE_IPP;
+- else if (!strcmp(regtype, "_fax-ipp._tcp."))
+- key.type = CUPS_DEVICE_FAX_IPP;
+- else if (!strcmp(regtype, "_printer._tcp."))
+- key.type = CUPS_DEVICE_PRINTER;
+- else if (!strcmp(regtype, "_pdl-datastream._tcp."))
+- key.type = CUPS_DEVICE_PDL_DATASTREAM;
+- else
+- key.type = CUPS_DEVICE_RIOUSBPRINT;
++ key.type = device_type (regtype);
+
+ for (device = cupsArrayFind(devices, &key);
+ device;
+@@ -581,8 +815,14 @@ get_device(cups_array_t *devices, /* I -
+ free(device->domain);
+ device->domain = strdup(replyDomain);
+
++#ifdef HAVE_DNSSD
+ DNSServiceConstructFullName(fullName, device->name, regtype,
+ replyDomain);
++#else /* HAVE_AVAHI */
++ avahi_service_name_join (fullName, kDNSServiceMaxDomainName,
++ serviceName, regtype, replyDomain);
++#endif /* HAVE_DNSSD */
++
+ free(device->fullName);
+ device->fullName = strdup(fullName);
+ }
+@@ -602,6 +842,9 @@ get_device(cups_array_t *devices, /* I -
+ device->domain = strdup(replyDomain);
+ device->type = key.type;
+ device->priority = 50;
++#ifdef HAVE_AVAHI
++ device->resolved = 0;
++#endif /* HAVE_AVAHI */
+
+ cupsArrayAdd(devices, device);
+
+@@ -609,7 +852,13 @@ get_device(cups_array_t *devices, /* I -
+ * 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 */
++
+ device->fullName = strdup(fullName);
+
+ return (device);
+@@ -620,6 +869,7 @@ get_device(cups_array_t *devices, /* I -
+ * 'query_callback()' - Process query data.
+ */
+
++#ifdef HAVE_DNSSD
+ static void
+ query_callback(
+ DNSServiceRef sdRef, /* I - Service reference */
+@@ -639,7 +889,7 @@ query_callback(
+ *ptr; /* Pointer into string */
+ cups_device_t dkey, /* Search key */
+ *device; /* Device */
+-
++ cups_txt_records_t txt;
+
+ fprintf(stderr, "DEBUG2: query_callback(sdRef=%p, flags=%x, "
+ "interfaceIndex=%d, errorCode=%d, fullName=\"%s\", "
+@@ -673,84 +923,212 @@ query_callback(
+ if ((ptr = strstr(name, "._")) != NULL)
+ *ptr = '\0';
+
+- if (strstr(fullName, "_ipp._tcp.") ||
+- strstr(fullName, "_ipp-tls._tcp."))
+- dkey.type = CUPS_DEVICE_IPP;
+- else if (strstr(fullName, "_fax-ipp._tcp."))
+- dkey.type = CUPS_DEVICE_FAX_IPP;
+- else if (strstr(fullName, "_printer._tcp."))
+- dkey.type = CUPS_DEVICE_PRINTER;
+- else if (strstr(fullName, "_pdl-datastream._tcp."))
+- dkey.type = CUPS_DEVICE_PDL_DATASTREAM;
++ dkey.type = device_type (fullName);
++
++ txt.data = rdata;
++ txt.dataend = rdata + rdlen;
++ device = find_device ((cups_array_t *) context, &txt, &dkey);
++ if (!device)
++ fprintf(stderr, "DEBUG: Ignoring TXT record for \"%s\"...\n", fullName);
++}
++#endif /* HAVE_DNSSD */
++
++#ifdef HAVE_AVAHI
++static void
++avahi_client_callback(AvahiClient *client,
++ AvahiClientState state,
++ void *context)
++{
++ /*
++ * If the connection drops, quit.
++ */
++
++ if (state == AVAHI_CLIENT_FAILURE)
++ {
++ fprintf (stderr, "ERROR: Avahi connection failed\n");
++ avahi_simple_poll_quit (simple_poll);
++ }
++}
++
++static void
++avahi_query_callback(AvahiServiceResolver *resolver,
++ AvahiIfIndex interface,
++ AvahiProtocol protocol,
++ AvahiResolverEvent event,
++ const char *name,
++ const char *type,
++ const char *domain,
++ const char *host_name,
++ const AvahiAddress *address,
++ uint16_t port,
++ AvahiStringList *txt,
++ AvahiLookupResultFlags flags,
++ void *context)
++{
++ AvahiClient *client;
++ cups_device_t key,
++ *device;
++ char uqname[1024],
++ *ptr;
++ cups_txt_records_t txtr;
++
++ client = avahi_service_resolver_get_client (resolver);
++ if (event != AVAHI_RESOLVER_FOUND)
++ {
++ if (event == AVAHI_RESOLVER_FAILURE)
++ {
++ fprintf (stderr, "ERROR: %s\n",
++ avahi_strerror (avahi_client_errno (client)));
++ }
++
++ avahi_service_resolver_free (resolver);
++ return;
++ }
++
++ /*
++ * Set search key for device.
++ */
++
++ key.name = uqname;
++ unquote (uqname, name, sizeof (uqname));
++ if ((ptr = strstr(name, "._")) != NULL)
++ *ptr = '\0';
++
++ key.domain = (char *) domain;
++ key.type = device_type (type);
++
++ /*
++ * Find the device and the the TXT information.
++ */
++
++ txtr.txt = txt;
++ device = find_device ((cups_array_t *) context, &txtr, &key);
++ if (device)
++ {
++ /*
++ * Let the main loop know to announce the device.
++ */
++
++ device->resolved = 1;
++ avahi_got_callback = 1;
++ }
+ else
+- dkey.type = CUPS_DEVICE_RIOUSBPRINT;
++ fprintf (stderr, "DEBUG: Ignoring TXT record for \"%s\"...\n", name);
++
++ avahi_service_resolver_free (resolver);
++}
++
++static void
++avahi_browse_callback(AvahiServiceBrowser *browser,
++ AvahiIfIndex interface,
++ AvahiProtocol protocol,
++ AvahiBrowserEvent event,
++ const char *name,
++ const char *type,
++ const char *domain,
++ AvahiLookupResultFlags flags,
++ void *context)
++{
++ AvahiClient *client = avahi_service_browser_get_client (browser);
++
++ switch (event)
++ {
++ case AVAHI_BROWSER_FAILURE:
++ fprintf (stderr, "ERROR: %s\n",
++ avahi_strerror (avahi_client_errno (client)));
++ avahi_simple_poll_quit (simple_poll);
++ return;
++
++ case AVAHI_BROWSER_NEW:
++ /*
++ * This object is new on the network.
++ */
++
++ if (flags & AVAHI_LOOKUP_RESULT_LOCAL)
++ {
++ /*
++ * This comes from the local machine so ignore it.
++ */
++
++ fprintf (stderr, "DEBUG: ignoring local service %s\n", name);
++ }
++ else
++ {
++ /*
++ * Create a device entry for it if it doesn't yet exist.
++ */
++
++ get_device ((cups_array_t *)context, name, type, domain);
++
++ /*
++ * Now look for a TXT entry.
++ */
++
++ if (avahi_service_resolver_new (client, interface, protocol,
++ name, type, domain,
++ AVAHI_PROTO_UNSPEC, 0,
++ avahi_query_callback, context) == NULL)
++ {
++ fprintf (stderr, "ERROR: failed to resolve service %s: %s\n",
++ name, avahi_strerror (avahi_client_errno (client)));
++ }
++ }
++
++ break;
+
+- for (device = cupsArrayFind(devices, &dkey);
++ case AVAHI_BROWSER_REMOVE:
++ case AVAHI_BROWSER_ALL_FOR_NOW:
++ case AVAHI_BROWSER_CACHE_EXHAUSTED:
++ break;
++ }
++}
++#endif /* HAVE_AVAHI */
++
++static cups_device_t *
++find_device (cups_array_t *devices,
++ cups_txt_records_t *txt,
++ cups_device_t *dkey)
++{
++ cups_device_t *device;
++ char *ptr;
++
++ for (device = cupsArrayFind(devices, dkey);
+ device;
+ device = cupsArrayNext(devices))
+ {
+- if (strcasecmp(device->name, dkey.name) ||
+- strcasecmp(device->domain, dkey.domain))
++ if (strcasecmp(device->name, dkey->name) ||
++ strcasecmp(device->domain, dkey->domain))
+ {
+ device = NULL;
+ break;
+ }
+- else if (device->type == dkey.type)
++ else if (device->type == dkey->type)
+ {
+ /*
+ * Found it, pull out the priority and make and model from the TXT
+ * record and save it...
+ */
+
+- const uint8_t *data, /* Pointer into data */
+- *datanext, /* Next key/value pair */
+- *dataend; /* End of entire TXT record */
+- uint8_t datalen; /* Length of current key/value pair */
+- char key[256], /* Key string */
+- value[256], /* Value string */
+- make_and_model[512],
++ char make_and_model[512],
+ /* Manufacturer and model */
+ model[256], /* Model */
+- device_id[2048];/* 1284 device ID */
+-
++ device_id[2048]; /* 1284 device ID */
+
+ device_id[0] = '\0';
+ make_and_model[0] = '\0';
+
+ strcpy(model, "Unknown");
+
+- for (data = rdata, dataend = data + rdlen;
+- data < dataend;
+- data = datanext)
++ for (;;)
+ {
+- /*
+- * 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...
+- */
+-
+- datalen = *data++;
+-
+- if (!datalen || (data + datalen) >= dataend)
+- break;
+-
+- datanext = data + datalen;
++ char *key;
++ char *value;
+
+- for (ptr = key; data < datanext && *data != '='; data ++)
+- *ptr++ = *data;
+- *ptr = '\0';
+-
+- if (data < datanext && *data == '=')
+- {
+- data ++;
+-
+- if (data < datanext)
+- memcpy(value, data, datanext - data);
+- value[datanext - data] = '\0';
+- }
+- else
+- continue;
++ if (parse_txt_record_pair (txt))
++ goto next;
+
++ key = txt->key;
++ value = txt->value;
+ if (!strncasecmp(key, "usb_", 4))
+ {
+ /*
+@@ -805,6 +1183,10 @@ query_callback(
+ if (device->type == CUPS_DEVICE_PRINTER)
+ device->sent = 1;
+ }
++
++ next:
++ if (next_txt_record (txt) == NULL)
++ break;
+ }
+
+ if (device->device_id)
+@@ -854,11 +1236,9 @@ query_callback(
+ }
+ }
+
+- if (!device)
+- fprintf(stderr, "DEBUG: Ignoring TXT record for \"%s\"...\n", fullName);
++ return device;
+ }
+
+-
+ /*
+ * 'sigterm_handler()' - Handle termination signals...
+ */
+diff -up cups-1.4.0/config.h.in.avahi cups-1.4.0/config.h.in
+--- cups-1.4.0/config.h.in.avahi 2009-06-10 16:51:21.000000000 +0100
++++ cups-1.4.0/config.h.in 2009-09-04 14:57:04.733388405 +0100
+@@ -336,6 +336,13 @@
+
+
+ /*
++ * Do we have Avahi for DNS Service Discovery?
++ */
++
++#undef HAVE_AVAHI
++
++
++/*
+ * Do we have <sys/ioctl.h>?
+ */
+
+diff -up cups-1.4.0/config-scripts/cups-dnssd.m4.avahi cups-1.4.0/config-scripts/cups-dnssd.m4
+--- cups-1.4.0/config-scripts/cups-dnssd.m4.avahi 2009-02-10 17:05:35.000000000 +0000
++++ cups-1.4.0/config-scripts/cups-dnssd.m4 2009-09-04 14:57:04.731388902 +0100
+@@ -27,6 +27,21 @@ AC_ARG_WITH(dnssd-includes, [ --with-dn
+ DNSSDLIBS=""
+ DNSSD_BACKEND=""
+
++AC_ARG_ENABLE(avahi, [ --enable-avahi turn on DNS Service Discovery support, default=no],
++ [if test x$enable_avahi = xyes; then
++ AC_MSG_CHECKING(for Avahi)
++ if $PKGCONFIG --exists avahi-client; then
++ AC_MSG_RESULT(yes)
++ CFLAGS="$CFLAGS `$PKGCONFIG --cflags avahi-client`"
++ DNSSDLIBS="`$PKGCONFIG --libs avahi-client`"
++ DNSSD_BACKEND="dnssd"
++ AC_DEFINE(HAVE_AVAHI)
++ enable_dnssd=no
++ else
++ AC_MSG_RESULT(no)
++ fi
++ fi])
++
+ if test x$enable_dnssd != xno; then
+ AC_CHECK_HEADER(dns_sd.h, [
+ case "$uname" in
+diff -up cups-1.4.0/cups/http-support.c.avahi cups-1.4.0/cups/http-support.c
+--- cups-1.4.0/cups/http-support.c.avahi 2009-06-12 01:21:58.000000000 +0100
++++ cups-1.4.0/cups/http-support.c 2009-09-04 14:57:04.736398674 +0100
+@@ -55,6 +55,11 @@
+ # include <dns_sd.h>
+ # include <poll.h>
+ #endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++# include <avahi-client/client.h>
++# include <avahi-client/lookup.h>
++# include <avahi-common/simple-watch.h>
++#endif /* HAVE_AVAHI */
+
+
+ /*
+@@ -121,6 +126,24 @@ static void resolve_callback(DNSService
+ void *context);
+ #endif /* HAVE_DNSSD */
+
++#ifdef HAVE_AVAHI
++static void avahi_resolve_uri_client_cb(AvahiClient *client,
++ AvahiClientState state,
++ void *simple_poll);
++static void avahi_resolve_uri_resolver_cb(AvahiServiceResolver *resolver,
++ AvahiIfIndex interface,
++ AvahiProtocol protocol,
++ AvahiResolverEvent event,
++ const char *name,
++ const char *type,
++ const char *domain,
++ const char *host_name,
++ const AvahiAddress *address,
++ uint16_t port,
++ AvahiStringList *txt,
++ AvahiLookupResultFlags flags,
++ void *context);
++#endif /* HAVE_AVAHI */
+
+ /*
+ * 'httpAssembleURI()' - Assemble a uniform resource identifier from its
+@@ -1349,15 +1372,26 @@ _httpResolveURI(
+
+ if (strstr(hostname, "._tcp"))
+ {
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
++ char *regtype, /* Pointer to type in hostname */
++ *domain; /* Pointer to domain in hostname */
+ #ifdef HAVE_DNSSD
+ DNSServiceRef ref, /* DNS-SD master service reference */
+ domainref, /* DNS-SD service reference for domain */
+ localref; /* DNS-SD service reference for .local */
+ int domainsent = 0; /* Send the domain resolve? */
+- char *regtype, /* Pointer to type in hostname */
+- *domain; /* Pointer to domain in hostname */
+ _http_uribuf_t uribuf; /* URI buffer */
+ struct pollfd polldata; /* Polling data */
++#else /* HAVE_AVAHI */
++ AvahiSimplePoll *simple_poll;
++ AvahiClient *client;
++ int error;
++ struct
++ {
++ AvahiSimplePoll *poll;
++ _http_uribuf_t uribuf;
++ } user_data;
++#endif /* HAVE_DNSSD */
+
+
+ if (logit)
+@@ -1395,8 +1429,13 @@ _httpResolveURI(
+ if (domain)
+ *domain++ = '\0';
+
++#ifdef HAVE_DNSSD
+ uribuf.buffer = resolved_uri;
+ uribuf.bufsize = resolved_size;
++#else
++ user_data.uribuf.buffer = resolved_uri;
++ user_data.uribuf.bufsize = resolved_size;
++#endif
+
+ resolved_uri[0] = '\0';
+
+@@ -1411,6 +1450,7 @@ _httpResolveURI(
+
+ uri = NULL;
+
++#ifdef HAVE_DNSSD
+ if (DNSServiceCreateConnection(&ref) == kDNSServiceErr_NoError)
+ {
+ localref = ref;
+@@ -1486,6 +1526,36 @@ _httpResolveURI(
+
+ DNSServiceRefDeallocate(ref);
+ }
++#else /* HAVE_AVAHI */
++ if ((simple_poll = avahi_simple_poll_new ()) != NULL)
++ {
++ if ((client = avahi_client_new (avahi_simple_poll_get (simple_poll),
++ 0, avahi_resolve_uri_client_cb,
++ &simple_poll, &error)) != NULL)
++ {
++ user_data.poll = simple_poll;
++ if (avahi_service_resolver_new (client, AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC, hostname,
++ regtype, domain, AVAHI_PROTO_UNSPEC, 0,
++ avahi_resolve_uri_resolver_cb,
++ &user_data) != NULL)
++ {
++ avahi_simple_poll_loop (simple_poll);
++
++ /*
++ * Collect the result.
++ */
++
++ if (resolved_uri[0])
++ uri = resolved_uri;
++ }
++
++ avahi_client_free (client);
++ }
++
++ avahi_simple_poll_free (simple_poll);
++ }
++#endif /* HAVE_DNSSD */
+
+ if (logit)
+ {
+@@ -1497,13 +1567,13 @@ _httpResolveURI(
+ fputs("STATE: -connecting-to-device\n", stderr);
+ }
+
+-#else
++#else /* HAVE_DNSSD || HAVE_AVAHI */
+ /*
+ * No DNS-SD support...
+ */
+
+ uri = NULL;
+-#endif /* HAVE_DNSSD */
++#endif /* HAVE_DNSSD || HAVE_AVAHI */
+
+ if (logit && !uri)
+ _cupsLangPuts(stderr, _("Unable to find printer!\n"));
+@@ -1708,6 +1778,105 @@ resolve_callback(
+ }
+ #endif /* HAVE_DNSSD */
+
++#ifdef HAVE_AVAHI
++static void
++avahi_resolve_uri_client_cb (AvahiClient *client,
++ AvahiClientState state,
++ void *simple_poll)
++{
++ DEBUG_printf(("avahi_resolve_uri_client_callback(client=%p, state=%d, "
++ "simple_poll=%p)\n", client, state, simple_poll));
++
++ /*
++ * If the connection drops, quit.
++ */
++
++ if (state == AVAHI_CLIENT_FAILURE)
++ avahi_simple_poll_quit (simple_poll);
++}
++
++static void
++avahi_resolve_uri_resolver_cb (AvahiServiceResolver *resolver,
++ AvahiIfIndex interface,
++ AvahiProtocol protocol,
++ AvahiResolverEvent event,
++ const char *name,
++ const char *type,
++ const char *domain,
++ const char *host_name,
++ const AvahiAddress *address,
++ uint16_t port,
++ AvahiStringList *txt,
++ AvahiLookupResultFlags flags,
++ void *context)
++{
++ const char *scheme; /* URI scheme */
++ char rp[256]; /* Remote printer */
++ AvahiStringList *pair;
++ char *value;
++ size_t valueLen = 0;
++ char addr[AVAHI_ADDRESS_STR_MAX];
++ struct
++ {
++ AvahiSimplePoll *poll;
++ _http_uribuf_t uribuf;
++ } *poll_uribuf = context;
++
++ DEBUG_printf(("avahi_resolve_uri_resolver_callback(resolver=%p, "
++ "interface=%d, protocol=%d, event=%d, name=\"%s\", "
++ "type=\"%s\", domain=\"%s\", host_name=\"%s\", address=%p, "
++ "port=%d, txt=%p, flags=%d, context=%p)\n",
++ resolver, interface, protocol, event, name, type, domain,
++ host_name, address, port, txt, flags, context));
++
++ if (event != AVAHI_RESOLVER_FOUND)
++ {
++ avahi_service_resolver_free (resolver);
++ avahi_simple_poll_quit (poll_uribuf->poll);
++ return;
++ }
++
++ /*
++ * Figure out the scheme from the full name...
++ */
++
++ if (strstr(type, "_ipp."))
++ scheme = "ipp";
++ else if (strstr(type, "_printer."))
++ scheme = "lpd";
++ else if (strstr(type, "_pdl-datastream."))
++ scheme = "socket";
++ else
++ scheme = "riousbprint";
++
++ /*
++ * Extract the "remote printer key from the TXT record...
++ */
++
++ if ((pair = avahi_string_list_find (txt, "rp")) != NULL)
++ {
++ avahi_string_list_get_pair (pair, NULL, &value, &valueLen);
++ rp[0] = '/';
++ memcpy (rp + 1, value, valueLen);
++ rp[valueLen + 1] = '\0';
++ }
++ else
++ rp[0] = '\0';
++
++ /*
++ * Assemble the final device URI...
++ */
++
++ avahi_address_snprint (addr, AVAHI_ADDRESS_STR_MAX, address);
++ httpAssembleURI(HTTP_URI_CODING_ALL, poll_uribuf->uribuf.buffer,
++ poll_uribuf->uribuf.bufsize, scheme, NULL,
++ addr, port, rp);
++ DEBUG_printf(("avahi_resolve_uri_resolver_callback: Resolved URI is \"%s\"\n",
++ poll_uribuf->uribuf.buffer));
++ avahi_simple_poll_quit (poll_uribuf->poll);
++}
++#endif /* HAVE_AVAHI */
++
+
+ /*
+ * End of "$Id: http-support.c 8705 2009-06-12 00:21:58Z mike $".
+
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