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-rw-r--r--~mtjm/cups-usblp/PKGBUILD134
-rw-r--r--~mtjm/cups-usblp/cups68
-rw-r--r--~mtjm/cups-usblp/cups-avahi.patch3156
-rw-r--r--~mtjm/cups-usblp/cups-no-export-ssllibs.patch12
-rw-r--r--~mtjm/cups-usblp/cups-no-gcrypt.patch38
-rw-r--r--~mtjm/cups-usblp/cups.install26
-rw-r--r--~mtjm/cups-usblp/cups.logrotate8
-rw-r--r--~mtjm/cups-usblp/cups.pam3
8 files changed, 3445 insertions, 0 deletions
diff --git a/~mtjm/cups-usblp/PKGBUILD b/~mtjm/cups-usblp/PKGBUILD
new file mode 100644
index 000000000..43687b104
--- /dev/null
+++ b/~mtjm/cups-usblp/PKGBUILD
@@ -0,0 +1,134 @@
+# $Id: PKGBUILD 135897 2011-08-20 06:24:46Z andyrtr $
+# Maintainer: Andreas Radke <andyrtr@archlinux.org>
+
+_pkgname="cups"
+pkgname="cups-usblp"
+pkgver=1.5.0
+pkgrel=1.1
+pkgdesc="The CUPS Printing System - daemon package, with usblp backend"
+arch=('i686' 'x86_64' 'mips64el')
+license=('GPL')
+url="http://www.cups.org/"
+depends=('acl' 'openslp' 'pam' "libcups>=${pkgver}" 'poppler>=0.12.3' 'dbus-core' 'hicolor-icon-theme')
+makedepends=('libtiff>=3.9.2-2' 'libpng>=1.4.0' 'acl' 'openslp' 'pam' 'xdg-utils' 'krb5' 'gnutls>=2.8.3' 'poppler>=0.12.3'
+ 'xinetd' 'gzip' 'autoconf' 'php' 'dbus-core' 'avahi' 'hicolor-icon-theme')
+optdepends=('php: for included phpcups.so module'
+ 'ghostscript: for non-PostScript printers to print with CUPS to convert PostScript to raster images'
+ 'foomatic-db: drivers use Ghostscript to convert PostScript to a printable form directly'
+ 'foomatic-db-engine: drivers use Ghostscript to convert PostScript to a printable form directly'
+ 'xdg-utils: xdg .desktop file support')
+provides=("${_pkgname}=${pkgver}")
+conflicts=("${_pkgname}")
+backup=(etc/cups/cupsd.conf
+ 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
+ etc/xinetd.d/cups-lpd)
+install=cups.install
+source=(ftp://ftp.easysw.com/pub/cups/${pkgver}/cups-${pkgver}-source.tar.bz2
+ cups-avahi.patch
+ cups-no-export-ssllibs.patch
+ cups-no-gcrypt.patch
+ cups cups.logrotate cups.pam)
+#options=('!emptydirs')
+md5sums=('e54ed09ede2340fc3014913333520fe4'
+ 'e0843e8d8c345792ac73a185260e69fe'
+ '9b8467a1e51d360096b70e2c3c081e6c'
+ '3733c23e77eb503bd94cc368e02830dc'
+ '9657daa21760bb0b5fa3d8b51d5e01a1'
+ 'f861b18f4446c43918c8643dcbbd7f6d'
+ '96f82c38f3f540b53f3e5144900acf17')
+
+# move client.conf man page for next update to the client pkg.
+
+build() {
+ cd ${srcdir}/${_pkgname}-${pkgver}
+ # Avahi support in the dnssd backend. patch from Debian based on the Fedora work but brings it in a single file http://patch-tracker.debian.org/package/cups
+ patch -Np1 -i ${srcdir}/cups-avahi.patch
+
+ # Do not export SSL libs in cups-config
+ patch -Np1 -i "${srcdir}/cups-no-export-ssllibs.patch"
+
+ patch -Np1 -i "${srcdir}/cups-no-gcrypt.patch"
+
+ # Rebuild configure script for --enable-avahi.
+ aclocal -I config-scripts
+ autoconf -I config-scripts
+
+ ./configure --prefix=/usr --sysconfdir=/etc --localstatedir=/var \
+ --libdir=/usr/lib \
+ --with-logdir=/var/log/cups \
+ --with-docdir=/usr/share/cups/doc \
+ --with-cups-user=daemon \
+ --with-cups-group=lp \
+ --enable-pam=yes \
+ --disable-ldap \
+ --enable-raw-printing \
+ --enable-dbus --with-dbusdir=/etc/dbus-1 \
+ --enable-ssl=yes --enable-gnutls \
+ --enable-threads \
+ --enable-avahi\
+ --with-php=/usr/bin/php-cgi \
+ --with-pdftops=pdftops \
+ --with-optim="$CFLAGS" \
+ --disable-libusb
+ make
+}
+
+check() {
+ cd "$srcdir/$_pkgname-$pkgver"
+ #httpAddrGetList(workstation64): FAIL
+ #1 TESTS FAILED!
+ #make[1]: *** [testhttp] Error 1
+ make -k check || /bin/true
+}
+
+package() {
+ cd ${srcdir}/${_pkgname}-${pkgver}
+ make BUILDROOT=${pkgdir} install-data install-exec
+
+ # this one we ship in the libcups pkg
+ rm -f ${pkgdir}/usr/bin/cups-config
+
+ # kill the sysv stuff
+ rm -rf ${pkgdir}/etc/rc*.d
+ rm -rf ${pkgdir}/etc/init.d
+ install -D -m755 ../cups ${pkgdir}/etc/rc.d/cupsd
+ install -D -m644 ../cups.logrotate ${pkgdir}/etc/logrotate.d/cups
+ install -D -m644 ../cups.pam ${pkgdir}/etc/pam.d/cups
+
+ # fix perms on /var/spool and /etc
+ chmod 755 ${pkgdir}/var/spool
+ chmod 755 ${pkgdir}/etc
+
+ # serial backend needs to run as root (http://bugs.archlinux.org/task/20396)
+ chmod 700 ${pkgdir}/usr/lib/cups/backend/serial
+
+ # install ssl directory where to store the certs, solves some samba issues
+ install -dm700 -g lp ${pkgdir}/etc/cups/ssl
+ # remove directory from package, we create it in cups rc.d file
+ rm -rf ${pkgdir}/var/run
+# 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
+
+ # compress some driver files, adopted from Fedora
+ find ${pkgdir}/usr/share/cups/model -name "*.ppd" | xargs gzip -n9f
+}
diff --git a/~mtjm/cups-usblp/cups b/~mtjm/cups-usblp/cups
new file mode 100644
index 000000000..744c8e663
--- /dev/null
+++ b/~mtjm/cups-usblp/cups
@@ -0,0 +1,68 @@
+#!/bin/bash
+
+daemon_name=cupsd
+
+. /etc/rc.conf
+. /etc/rc.d/functions
+#. /etc/conf.d/$daemon_name.conf
+
+get_pid() {
+ pidof -o %PPID $daemon_name
+}
+
+case "$1" in
+ start)
+ stat_busy "Starting $daemon_name daemon"
+
+ PID=$(get_pid)
+ if [ -z "$PID" ]; then
+ [ -f /var/run/$daemon_name.pid ] && rm -f /var/run/$daemon_name.pid
+ # RUN
+ $daemon_name
+ #
+ if [ $? -gt 0 ]; then
+ stat_fail
+ exit 1
+ else
+ echo $(get_pid) > /var/run/$daemon_name.pid
+ add_daemon $daemon_name
+ stat_done
+ fi
+ else
+ stat_fail
+ exit 1
+ fi
+ ;;
+
+ stop)
+ stat_busy "Stopping $daemon_name daemon"
+ PID=$(get_pid)
+ # KILL
+ [ ! -z "$PID" ] && kill $PID &> /dev/null
+ #
+ if [ $? -gt 0 ]; then
+ stat_fail
+ exit 1
+ else
+ rm -f /var/run/$daemon_name.pid &> /dev/null
+ rm_daemon $daemon_name
+ stat_done
+ fi
+ ;;
+
+ restart)
+ $0 stop
+ sleep 3
+ $0 start
+ ;;
+
+ status)
+ stat_busy "Checking $daemon_name status";
+ ck_status $daemon_name
+ ;;
+
+ *)
+ echo "usage: $0 {start|stop|restart|status}"
+esac
+
+exit 0
diff --git a/~mtjm/cups-usblp/cups-avahi.patch b/~mtjm/cups-usblp/cups-avahi.patch
new file mode 100644
index 000000000..7e9c8ecea
--- /dev/null
+++ b/~mtjm/cups-usblp/cups-avahi.patch
@@ -0,0 +1,3156 @@
+Description: Avahi support
+Bug: http://www.cups.org/str.php?L3066
+Author: Tim Waugh
+Origin: git clone http://twaugh.fedorapeople.org/cups-avahi.git (Aug 11, 2011)
+
+--- a/backend/dnssd.c
++++ b/backend/dnssd.c
+@@ -15,14 +15,21 @@
+ *
+ * Contents:
+ *
++ * next_txt_record() - Get next TXT record from a cups_txt_records_t.
++ * parse_txt_record_pair() - Read key/value pair in cups_txt_records_t.
+ * main() - Browse for printers.
+ * browse_callback() - Browse devices.
+ * browse_local_callback() - Browse local devices.
+ * compare_devices() - Compare two devices.
+ * exec_backend() - Execute the backend that corresponds to the
+ * resolved service name.
++ * device_type() - Get DNS-SD type enumeration from string.
+ * get_device() - Create or update a device.
+ * query_callback() - Process query data.
++ * avahi_client_callback() - Avahi client callback function.
++ * avahi_query_callback() - Avahi query callback function.
++ * avahi_browse_callback() - Avahi browse callback function.
++ * find_device() - Find a device from its name and domain.
+ * sigterm_handler() - Handle termination signals...
+ * unquote() - Unquote a name string.
+ */
+@@ -33,7 +40,18 @@
+
+ #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 */
+
+
+ /*
+@@ -53,7 +71,12 @@
+
+ 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 */
+@@ -65,6 +88,20 @@
+ 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...
+@@ -78,6 +115,7 @@
+ * Local functions...
+ */
+
++#ifdef HAVE_DNSSD
+ static void browse_callback(DNSServiceRef sdRef,
+ DNSServiceFlags flags,
+ uint32_t interfaceIndex,
+@@ -93,12 +131,6 @@
+ 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,
+@@ -107,9 +139,118 @@
+ 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 */
++
++
++/*
++ * 'next_txt_record()' - Get next TXT record from a cups_txt_records_t.
++ */
++
++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;
++}
++
++
++/*
++ * 'parse_txt_record_pair()' - Read key/value pair in cups_txt_records_t.
++ */
++
++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.
+@@ -120,6 +261,13 @@
+ 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 */
+@@ -133,12 +281,11 @@
+ 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 */
+@@ -198,6 +345,49 @@
+ * 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 ("DEBUG: Unable to create avahi client");
++ return (0);
++ }
++
++ 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");
+@@ -258,6 +448,7 @@
+ riousbprint_ref = main_ref;
+ DNSServiceBrowse(&riousbprint_ref, kDNSServiceFlagsShareConnection, 0,
+ "_riousbprint._tcp", NULL, browse_callback, devices);
++#endif /* HAVE_DNSSD */
+
+ /*
+ * Loop until we are killed...
+@@ -265,6 +456,9 @@
+
+ while (!job_canceled)
+ {
++ int announce = 0;
++
++#ifdef HAVE_DNSSD
+ FD_ZERO(&input);
+ FD_SET(fd, &input);
+
+@@ -284,11 +478,35 @@
+ }
+ 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 */
+@@ -302,6 +520,7 @@
+ if (device->sent)
+ sent ++;
+
++#ifdef HAVE_DNSSD
+ if (device->ref)
+ count ++;
+
+@@ -333,14 +552,23 @@
+ 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;
+@@ -401,6 +629,7 @@
+ }
+
+
++#ifdef HAVE_DNSSD
+ /*
+ * 'browse_callback()' - Browse devices.
+ */
+@@ -489,6 +718,7 @@
+ device->fullName);
+ device->sent = 1;
+ }
++#endif /* HAVE_DNSSD */
+
+
+ /*
+@@ -569,6 +799,41 @@
+
+
+ /*
++ * 'device_type()' - Get DNS-SD type enumeration from string.
++ */
++
++static int
++device_type (const char *regtype)
++{
++#ifdef HAVE_AVAHI
++ if (!strcmp(regtype, "_ipp._tcp"))
++ return (CUPS_DEVICE_IPP);
++ else if (!strcmp(regtype, "_ipps._tcp") ||
++ !strcmp(regtype, "_ipp-tls._tcp"))
++ return (CUPS_DEVICE_IPPS);
++ 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."))
++ return (CUPS_DEVICE_IPP);
++ else if (!strcmp(regtype, "_ipps._tcp.") ||
++ !strcmp(regtype, "_ipp-tls._tcp."))
++ return (CUPS_DEVICE_IPPS);
++ 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.
+ */
+
+@@ -589,20 +854,7 @@
+ */
+
+ key.name = (char *)serviceName;
+-
+- if (!strcmp(regtype, "_ipp._tcp."))
+- key.type = CUPS_DEVICE_IPP;
+- else if (!strcmp(regtype, "_ipps._tcp.") ||
+- !strcmp(regtype, "_ipp-tls._tcp."))
+- key.type = CUPS_DEVICE_IPPS;
+- 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;
+@@ -622,8 +874,14 @@
+ 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);
+ }
+@@ -643,6 +901,9 @@
+ device->domain = strdup(replyDomain);
+ device->type = key.type;
+ device->priority = 50;
++#ifdef HAVE_AVAHI
++ device->resolved = 0;
++#endif /* HAVE_AVAHI */
+
+ cupsArrayAdd(devices, device);
+
+@@ -650,13 +911,20 @@
+ * 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);
+ }
+
+
++#ifdef HAVE_DNSSD
+ /*
+ * 'query_callback()' - Process query data.
+ */
+@@ -680,7 +948,7 @@
+ *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\", "
+@@ -714,94 +982,233 @@
+ if ((ptr = strstr(name, "._")) != NULL)
+ *ptr = '\0';
+
+- if (strstr(fullName, "_ipp._tcp."))
+- dkey.type = CUPS_DEVICE_IPP;
+- else if (strstr(fullName, "_ipps._tcp.") ||
+- strstr(fullName, "_ipp-tls._tcp."))
+- dkey.type = CUPS_DEVICE_IPPS;
+- 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
++/*
++ * 'avahi_client_callback()' - Avahi client callback function.
++ */
++
++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);
++ }
++}
++
++
++/*
++ * 'avahi_query_callback()' - Avahi query callback function.
++ */
++
++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);
++}
++
++
++/*
++ * 'avahi_browse_callback()' - Avahi browse callback function.
++ */
++
++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;
++
++ case AVAHI_BROWSER_REMOVE:
++ case AVAHI_BROWSER_ALL_FOR_NOW:
++ case AVAHI_BROWSER_CACHE_EXHAUSTED:
++ break;
++ }
++}
++#endif /* HAVE_AVAHI */
++
+
+- for (device = cupsArrayFind(devices, &dkey);
++/*
++ * 'find_device()' - Find a device from its name and domain.
++ */
++
++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 (_cups_strcasecmp(device->name, dkey.name) ||
+- _cups_strcasecmp(device->domain, dkey.domain))
++ if (_cups_strcasecmp(device->name, dkey->name) ||
++ _cups_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;
+-
+- for (ptr = key; data < datanext && *data != '='; data ++)
+- *ptr++ = *data;
+- *ptr = '\0';
++ char *key;
++ char *value;
+
+- if (data < datanext && *data == '=')
+- {
+- data ++;
+-
+- if (data < datanext)
+- memcpy(value, data, datanext - data);
+- value[datanext - data] = '\0';
++ if (parse_txt_record_pair (txt))
++ goto next;
+
+- fprintf(stderr, "DEBUG2: query_callback: \"%s=%s\".\n",
+- key, value);
+- }
+- else
+- {
+- fprintf(stderr, "DEBUG2: query_callback: \"%s\" with no value.\n",
+- key);
+- continue;
+- }
+-
+- if (!_cups_strncasecmp(key, "usb_", 4))
++ key = txt->key;
++ value = txt->value;
++ if (!strncasecmp(key, "usb_", 4))
+ {
+ /*
+ * Add USB device ID information...
+@@ -856,6 +1263,10 @@
+ if (device->type == CUPS_DEVICE_PRINTER)
+ device->sent = 1;
+ }
++
++ next:
++ if (next_txt_record (txt) == NULL)
++ break;
+ }
+
+ if (device->device_id)
+@@ -905,11 +1316,9 @@
+ }
+ }
+
+- if (!device)
+- fprintf(stderr, "DEBUG: Ignoring TXT record for \"%s\"...\n", fullName);
++ return device;
+ }
+
+-
+ /*
+ * 'sigterm_handler()' - Handle termination signals...
+ */
+--- a/config-scripts/cups-dnssd.m4
++++ b/config-scripts/cups-dnssd.m4
+@@ -23,6 +23,21 @@
+ 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
+--- a/config.h.in
++++ b/config.h.in
+@@ -390,6 +390,13 @@
+
+
+ /*
++ * Do we have Avahi for DNS Service Discovery?
++ */
++
++#undef HAVE_AVAHI
++
++
++/*
+ * Do we have <sys/ioctl.h>?
+ */
+
+--- a/cups/http-support.c
++++ b/cups/http-support.c
+@@ -43,6 +43,10 @@
+ * http_copy_decode() - Copy and decode a URI.
+ * http_copy_encode() - Copy and encode a URI.
+ * http_resolve_cb() - Build a device URI for the given service name.
++ * avahi_resolve_uri_client_cb()
++ * - Avahi client callback for resolving URI.
++ * avahi_resolve_uri_resolver_cb()
++ * - Avahi resolver callback for resolving URI.
+ */
+
+ /*
+@@ -60,6 +64,11 @@
+ # include <sys/select.h>
+ # endif /* WIN32 */
+ #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 */
+
+
+ /*
+@@ -127,6 +136,24 @@
+ 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
+@@ -1431,6 +1458,9 @@
+
+ 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
+ # ifdef WIN32
+ # pragma comment(lib, "dnssd.lib")
+@@ -1449,6 +1479,17 @@
+ fd_set input_set; /* Input set for select() */
+ struct timeval stimeout; /* Timeout value for select() */
+ #endif /* HAVE_POLL */
++#else /* HAVE_AVAHI */
++ AvahiSimplePoll *simple_poll;
++ AvahiClient *client;
++ int error;
++ struct
++ {
++ AvahiSimplePoll *poll;
++ _http_uribuf_t uribuf;
++ } user_data;
++#endif /* HAVE_DNSSD */
++
+
+ if (options & _HTTP_RESOLVE_STDERR)
+ fprintf(stderr, "DEBUG: Resolving \"%s\"...\n", hostname);
+@@ -1485,9 +1526,16 @@
+ if (domain)
+ *domain++ = '\0';
+
++#ifdef HAVE_DNSSD
+ uribuf.buffer = resolved_uri;
+ uribuf.bufsize = resolved_size;
+ uribuf.options = options;
++#else
++ user_data.uribuf.buffer = resolved_uri;
++ user_data.uribuf.bufsize = resolved_size;
++ user_data.uribuf.options = options;
++#endif
++
+ resolved_uri[0] = '\0';
+
+ DEBUG_printf(("6_httpResolveURI: Resolving hostname=\"%s\", regtype=\"%s\", "
+@@ -1501,6 +1549,7 @@
+
+ uri = NULL;
+
++#ifdef HAVE_DNSSD
+ if (DNSServiceCreateConnection(&ref) == kDNSServiceErr_NoError)
+ {
+ localref = ref;
+@@ -1608,6 +1657,36 @@
+
+ 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 (options & _HTTP_RESOLVE_STDERR)
+ {
+@@ -1619,13 +1698,13 @@
+ fputs("STATE: -connecting-to-device,offline-report\n", stderr);
+ }
+
+-#else
++#else /* HAVE_DNSSD || HAVE_AVAHI */
+ /*
+ * No DNS-SD support...
+ */
+
+ uri = NULL;
+-#endif /* HAVE_DNSSD */
++#endif /* HAVE_DNSSD || HAVE_AVAHI */
+
+ if ((options & _HTTP_RESOLVE_STDERR) && !uri)
+ _cupsLangPrintFilter(stderr, "ERROR", _("Unable to find printer."));
+@@ -1895,6 +1974,116 @@
+ #endif /* HAVE_DNSSD */
+
+
++#ifdef HAVE_AVAHI
++/*
++ * 'avahi_resolve_uri_client_cb()' - Avahi client callback for resolving URI.
++ */
++
++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);
++}
++
++
++/*
++ * 'avahi_resolve_uri_resolver_cb()' - Avahi resolver callback for resolving
++ * URI.
++ */
++
++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 9820 2011-06-10 22:06:26Z mike $".
+ */
+--- a/scheduler/Makefile
++++ b/scheduler/Makefile
+@@ -17,6 +17,7 @@
+
+ CUPSDOBJS = \
+ auth.o \
++ avahi.o \
+ banners.o \
+ cert.o \
+ classes.o \
+@@ -39,7 +40,8 @@
+ server.o \
+ statbuf.o \
+ subscriptions.o \
+- sysman.o
++ sysman.o \
++ timeout.o
+ LIBOBJS = \
+ filter.o \
+ mime.o \
+--- /dev/null
++++ b/scheduler/avahi.c
+@@ -0,0 +1,445 @@
++/*
++ * "$Id$"
++ *
++ * Avahi poll implementation for the CUPS scheduler.
++ *
++ * Copyright (C) 2010 Red Hat, Inc.
++ * Authors:
++ * Tim Waugh <twaugh@redhat.com>
++ *
++ * Distribution and use rights are outlined in the file "LICENSE.txt"
++ * "LICENSE" which should have been included with this file. If this
++ * file is missing or damaged, see the license at "http://www.cups.org/".
++ *
++ * Contents:
++ *
++ * watch_read_cb - Read callback for file descriptor
++ * watch_write_cb - Write callback for file descriptor
++ * watched_fd_add_select() - Call cupsdAddSelect() as needed
++ * watch_new() - Create a new file descriptor watch
++ * watch_free() - Free a file descriptor watch
++ * watch_update() - Update watched events for a file descriptor
++ * watch_get_events() - Get events that happened for a file descriptor
++ * timeout_cb() - Run a timed Avahi callback
++ * timeout_new() - Set a wakeup time
++ * timeout_update() - Update the expiration time for a timeout
++ * timeout_free() - Free a timeout
++ * compare_watched_fds() - Compare watched file descriptors for array sorting
++ * compare_timeouts() - Compare timeouts for array sorting
++ * avahi_cups_poll_new() - Create a new Avahi main loop object for CUPS
++ * avahi_cups_poll_free() - Free an Avahi main loop object for CUPS
++ * avahi_cups_poll_get() - Get the abstract poll API structure
++ */
++
++#include <config.h>
++
++#ifdef HAVE_AVAHI /* Applies to entire file... */
++
++/*
++ * Include necessary headers...
++ */
++
++#include "cupsd.h"
++
++#if defined(HAVE_MALLOC_H) && defined(HAVE_MALLINFO)
++# include <malloc.h>
++#endif /* HAVE_MALLOC_H && HAVE_MALLINFO */
++
++#ifdef HAVE_AVAHI
++# include <avahi-common/timeval.h>
++#endif /* HAVE_AVAHI */
++
++
++typedef struct
++{
++ AvahiCupsPoll *cups_poll;
++
++ int fd;
++ AvahiWatchEvent occurred;
++ cups_array_t *watches;
++} cupsd_watched_fd_t;
++
++struct AvahiWatch
++{
++ cupsd_watched_fd_t *watched_fd;
++
++ AvahiWatchEvent events;
++ AvahiWatchCallback callback;
++ void *userdata;
++};
++
++struct AvahiTimeout
++{
++ AvahiCupsPoll *cups_poll;
++ AvahiTimeoutCallback callback;
++ void *userdata;
++ cupsd_timeout_t *cupsd_timeout;
++};
++
++/*
++ * Local functions...
++ */
++
++static AvahiWatch * watch_new(const AvahiPoll *api,
++ int fd,
++ AvahiWatchEvent events,
++ AvahiWatchCallback callback,
++ void *userdata);
++static void watch_free(AvahiWatch *watch);
++static void watch_update(AvahiWatch *watch,
++ AvahiWatchEvent events);
++static AvahiWatchEvent watch_get_events(AvahiWatch *watch);
++static int compare_watches(AvahiWatch *p0,
++ AvahiWatch *p1);
++
++
++/*
++ * 'watch_read_cb' - Read callback for file descriptor
++ */
++
++static void
++watch_read_cb (void *userdata)
++{
++ AvahiWatch *watch;
++ cupsd_watched_fd_t *watched_fd = userdata;
++ watched_fd->occurred |= AVAHI_WATCH_IN;
++ for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
++ watch;
++ watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches)) {
++ if (watch->events & watched_fd->occurred) {
++ (watch->callback) (watch, watched_fd->fd,
++ AVAHI_WATCH_IN, watch->userdata);
++ watched_fd->occurred &= ~AVAHI_WATCH_IN;
++ break;
++ }
++ }
++}
++
++
++/*
++ * 'watch_write_cb' - Write callback for file descriptor
++ */
++
++static void
++watch_write_cb (void *userdata)
++{
++ AvahiWatch *watch;
++ cupsd_watched_fd_t *watched_fd = userdata;
++ watched_fd->occurred |= AVAHI_WATCH_OUT;
++ for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
++ watch;
++ watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches)) {
++ if (watch->events & watched_fd->occurred) {
++ (watch->callback) (watch, watched_fd->fd,
++ AVAHI_WATCH_OUT, watch->userdata);
++ watched_fd->occurred &= ~AVAHI_WATCH_OUT;
++ break;
++ }
++ }
++}
++
++
++/*
++ * 'watched_fd_add_select' - Call cupsdAddSelect() as needed
++ */
++
++static int /* O - Watches? */
++watched_fd_add_select (cupsd_watched_fd_t *watched_fd)
++{
++ AvahiWatch *watch;
++ cupsd_selfunc_t read_cb = NULL, write_cb = NULL;
++
++ for (watch = (AvahiWatch *)cupsArrayFirst(watched_fd->watches);
++ watch;
++ watch = (AvahiWatch *)cupsArrayNext(watched_fd->watches)) {
++ if (watch->events & (AVAHI_WATCH_IN |
++ AVAHI_WATCH_ERR |
++ AVAHI_WATCH_HUP)) {
++ read_cb = (cupsd_selfunc_t)watch_read_cb;
++ if (write_cb != NULL)
++ break;
++ }
++
++ if (watch->events & AVAHI_WATCH_OUT) {
++ write_cb = (cupsd_selfunc_t)watch_write_cb;
++ if (read_cb != NULL)
++ break;
++ }
++ }
++
++ if (read_cb || write_cb)
++ cupsdAddSelect (watched_fd->fd, read_cb, write_cb, watched_fd);
++ else
++ cupsdRemoveSelect (watched_fd->fd);
++
++ return (read_cb || write_cb);
++}
++
++/*
++ * 'watch_new' - Create a new file descriptor watch
++ */
++
++static AvahiWatch *
++watch_new (const AvahiPoll *api,
++ int fd,
++ AvahiWatchEvent events,
++ AvahiWatchCallback callback,
++ void *userdata)
++{
++ cupsd_watched_fd_t key, *watched_fd;
++ AvahiCupsPoll *cups_poll = api->userdata;
++ AvahiWatch *watch = malloc(sizeof(AvahiWatch));
++ if (watch == NULL)
++ return (NULL);
++
++ watch->events = events;
++ watch->callback = callback;
++ watch->userdata = userdata;
++
++ key.fd = fd;
++ watched_fd = cupsArrayFind (cups_poll->watched_fds, &key);
++ if (watched_fd == NULL) {
++ watched_fd = malloc(sizeof(cupsd_watched_fd_t));
++ if (watched_fd == NULL) {
++ free (watch);
++ return (NULL);
++ }
++
++ watched_fd->fd = fd;
++ watched_fd->occurred = 0;
++ watched_fd->cups_poll = cups_poll;
++ watched_fd->watches = cupsArrayNew ((cups_array_func_t)compare_watches,
++ NULL);
++ }
++
++ watch->watched_fd = watched_fd;
++ cupsArrayAdd(watched_fd->watches, watch);
++ watched_fd_add_select (watched_fd);
++ return (watch);
++}
++
++
++/*
++ * 'watch_free' - Free a file descriptor watch
++ */
++
++static void
++watch_free (AvahiWatch *watch)
++{
++ cupsd_watched_fd_t *watched_fd = watch->watched_fd;
++ AvahiCupsPoll *cups_poll = watched_fd->cups_poll;
++
++ cupsArrayRemove (watched_fd->watches, watch);
++ free (watch);
++
++ if (!watched_fd_add_select (watched_fd)) {
++ /* No more watches */
++ cupsArrayRemove (cups_poll->watched_fds, watched_fd);
++ free (watched_fd);
++ }
++}
++
++
++/*
++ * 'watch_update' - Update watched events for a file descriptor
++ */
++
++static void
++watch_update (AvahiWatch *watch,
++ AvahiWatchEvent events)
++{
++ watch->events = events;
++ watched_fd_add_select (watch->watched_fd);
++}
++
++
++/*
++ * 'watch_get_events' - Get events that happened for a file descriptor
++ */
++
++static AvahiWatchEvent
++watch_get_events (AvahiWatch *watch)
++{
++ return (watch->watched_fd->occurred);
++}
++
++
++/*
++ * 'compare_watches' - Compare watches for array sorting
++ */
++
++static int
++compare_watches (AvahiWatch *p0,
++ AvahiWatch *p1)
++{
++ if (p0->watched_fd->fd < p1->watched_fd->fd)
++ return (-1);
++
++ return ((p0->watched_fd->fd == p1->watched_fd->fd) ? 0 : 1);
++}
++
++
++/*
++ * 'timeout_cb()' - Run a timed Avahi callback
++ */
++
++static void
++timeout_cb (cupsd_timeout_t *cupsd_timeout, void *userdata)
++{
++ AvahiTimeout *timeout = userdata;
++ (timeout->callback) (timeout, timeout->userdata);
++}
++
++
++/*
++ * 'timeout_new' - Set a wakeup time
++ */
++
++static AvahiTimeout *
++timeout_new (const AvahiPoll *api,
++ const struct timeval *tv,
++ AvahiTimeoutCallback callback,
++ void *userdata)
++{
++ AvahiTimeout *timeout;
++ AvahiCupsPoll *cups_poll = api->userdata;
++
++ timeout = malloc(sizeof(AvahiTimeout));
++ if (timeout == NULL)
++ return (NULL);
++
++ timeout->cups_poll = cups_poll;
++ timeout->callback = callback;
++ timeout->userdata = userdata;
++ timeout->cupsd_timeout = cupsdAddTimeout (tv,
++ (cupsd_timeoutfunc_t)timeout_cb,
++ timeout);
++ cupsArrayAdd (cups_poll->timeouts, timeout);
++ return (timeout);
++}
++
++
++/*
++ * 'timeout_update' - Update the expiration time for a timeout
++ */
++
++static void
++timeout_update (AvahiTimeout *timeout,
++ const struct timeval *tv)
++{
++ cupsdUpdateTimeout (timeout->cupsd_timeout, tv);
++}
++
++
++/*
++ * ' timeout_free' - Free a timeout
++ */
++
++static void
++timeout_free (AvahiTimeout *timeout)
++{
++ cupsArrayRemove (timeout->cups_poll->timeouts, timeout);
++ cupsdRemoveTimeout (timeout->cupsd_timeout);
++ free (timeout);
++}
++
++
++/*
++ * 'compare_watched_fds' - Compare watched file descriptors for array sorting
++ */
++static int
++compare_watched_fds(cupsd_watched_fd_t *p0,
++ cupsd_watched_fd_t *p1)
++{
++ if (p0->fd != p1->fd)
++ return (p0->fd < p1->fd ? -1 : 1);
++
++ if (p0 == p1)
++ return (0);
++
++ return (p0 < p1 ? -1 : 1);
++}
++
++
++/*
++ * 'compare_timeouts' - Compare timeouts for array sorting
++ */
++static int
++compare_timeouts(AvahiTimeout *p0,
++ AvahiTimeout *p1)
++{
++ /*
++ * Just compare pointers to make it a stable sort.
++ */
++
++ if (p0->cupsd_timeout < p1->cupsd_timeout)
++ return (-1);
++ return ((p0->cupsd_timeout == p1->cupsd_timeout) ? 0 : 1);
++}
++
++
++/*
++ * 'avahi_cups_poll_new' - Create a new Avahi main loop object for CUPS
++ */
++
++AvahiCupsPoll *
++avahi_cups_poll_new (void)
++{
++ AvahiCupsPoll *cups_poll = malloc(sizeof(AvahiCupsPoll));
++ if (cups_poll == NULL)
++ return (NULL);
++
++ cups_poll->watched_fds = cupsArrayNew ((cups_array_func_t)compare_watched_fds,
++ NULL);
++ cups_poll->timeouts = cupsArrayNew ((cups_array_func_t)compare_timeouts,
++ NULL);
++
++ cups_poll->api.userdata = cups_poll;
++ cups_poll->api.watch_new = watch_new;
++ cups_poll->api.watch_free = watch_free;
++ cups_poll->api.watch_update = watch_update;
++ cups_poll->api.watch_get_events = watch_get_events;
++
++ cups_poll->api.timeout_new = timeout_new;
++ cups_poll->api.timeout_update = timeout_update;
++ cups_poll->api.timeout_free = timeout_free;
++
++ return (cups_poll);
++}
++
++
++/*
++ * 'avahi_cups_poll_free' - Free an Avahi main loop object for CUPS
++ */
++void
++avahi_cups_poll_free (AvahiCupsPoll *cups_poll)
++{
++ cupsd_watched_fd_t *watched_fd;
++
++ for (watched_fd = (cupsd_watched_fd_t*)cupsArrayFirst(cups_poll->watched_fds);
++ watched_fd;
++ watched_fd = (cupsd_watched_fd_t*)cupsArrayNext(cups_poll->watched_fds)){
++ cupsArrayClear (watched_fd->watches);
++ }
++
++ cupsArrayClear (cups_poll->watched_fds);
++ cupsArrayClear (cups_poll->timeouts);
++}
++
++
++/*
++ * 'avahi_cups_poll_get' - Get the abstract poll API structure
++ */
++
++const AvahiPoll *
++avahi_cups_poll_get (AvahiCupsPoll *cups_poll)
++{
++ return (&cups_poll->api);
++}
++
++
++#endif /* HAVE_AVAHI ... from top of file */
++
++/*
++ * End of "$Id$".
++ */
+--- /dev/null
++++ b/scheduler/avahi.h
+@@ -0,0 +1,49 @@
++/*
++ * "$Id$"
++ *
++ * Avahi poll implementation for the CUPS scheduler.
++ *
++ * Copyright (C) 2010 Red Hat, Inc.
++ * Authors:
++ * Tim Waugh <twaugh@redhat.com>
++ *
++ * Distribution and use rights are outlined in the file "LICENSE.txt"
++ * which should have been included with this file. If this file is
++ * file is missing or damaged, see the license at "http://www.cups.org/".
++ */
++
++#include <config.h>
++
++#ifdef HAVE_AVAHI
++# include <avahi-client/client.h>
++# include <avahi-client/publish.h>
++#endif /* HAVE_AVAHI */
++
++#ifdef HAVE_AUTHORIZATION_H
++# include <Security/Authorization.h>
++#endif /* HAVE_AUTHORIZATION_H */
++
++
++#ifdef HAVE_AVAHI
++typedef struct
++{
++ AvahiPoll api;
++ cups_array_t *watched_fds;
++ cups_array_t *timeouts;
++} AvahiCupsPoll;
++#endif /* HAVE_AVAHI */
++
++/*
++ * Prototypes...
++ */
++
++#ifdef HAVE_AVAHI
++extern AvahiCupsPoll * avahi_cups_poll_new(void);
++extern void avahi_cups_poll_free(AvahiCupsPoll *cups_poll);
++extern const AvahiPoll *avahi_cups_poll_get(AvahiCupsPoll *cups_poll);
++#endif /* HAVE_AVAHI */
++
++
++/*
++ * End of "$Id$".
++ */
+--- a/scheduler/cupsd.h
++++ b/scheduler/cupsd.h
+@@ -140,6 +140,15 @@
+
+ typedef void (*cupsd_selfunc_t)(void *data);
+
++#ifdef HAVE_AVAHI
++/*
++ * Timeout callback function type...
++ */
++
++typedef struct _cupsd_timeout_s cupsd_timeout_t;
++typedef void (*cupsd_timeoutfunc_t)(cupsd_timeout_t *timeout, void *data);
++#endif /* HAVE_AVAHI */
++
+
+ /*
+ * Globals...
+@@ -173,6 +182,11 @@
+ /* Running from launchd */
+ #endif /* HAVE_LAUNCH_H */
+
++#ifdef HAVE_AVAHI
++VAR cups_array_t *Timeouts; /* Timed callbacks for main loop */
++#endif /* HAVE_AVAHI */
++
++
+
+ /*
+ * Prototypes...
+@@ -242,6 +256,20 @@
+ extern void cupsdStartServer(void);
+ extern void cupsdStopServer(void);
+
++#ifdef HAVE_AVAHI
++extern void cupsdInitTimeouts(void);
++extern cupsd_timeout_t *cupsdAddTimeout (const struct timeval *tv,
++ cupsd_timeoutfunc_t cb,
++ void *data);
++extern cupsd_timeout_t *cupsdNextTimeout (long *delay);
++extern void cupsdRunTimeout (cupsd_timeout_t *timeout);
++extern void cupsdUpdateTimeout (cupsd_timeout_t *timeout,
++ const struct timeval *tv);
++extern void cupsdRemoveTimeout (cupsd_timeout_t *timeout);
++#endif /* HAVE_AVAHI */
++
++extern int cupsdRemoveFile(const char *filename);
++
+
+ /*
+ * End of "$Id: cupsd.h 9766 2011-05-11 22:17:34Z mike $".
+--- a/scheduler/main.c
++++ b/scheduler/main.c
+@@ -122,6 +122,10 @@
+ cupsd_listener_t *lis; /* Current listener */
+ time_t current_time, /* Current time */
+ activity, /* Client activity timer */
++#ifdef HAVE_AVAHI
++ avahi_client_time, /* Time for next Avahi client
++ check */
++#endif /* HAVE_AVAHI */
+ browse_time, /* Next browse send time */
+ senddoc_time, /* Send-Document time */
+ expire_time, /* Subscription expire time */
+@@ -148,6 +152,10 @@
+ int launchd_idle_exit;
+ /* Idle exit on select timeout? */
+ #endif /* HAVE_LAUNCHD */
++#ifdef HAVE_AVAHI
++ cupsd_timeout_t *tmo; /* Next scheduled timed callback */
++ long tmo_delay; /* Time before it must be called */
++#endif /* HAVE_AVAHI */
+
+
+ #ifdef HAVE_GETEUID
+@@ -527,6 +535,14 @@
+
+ httpInitialize();
+
++#ifdef HAVE_AVAHI
++ /*
++ * Initialize timed callback structures.
++ */
++
++ cupsdInitTimeouts();
++#endif /* HAVE_AVAHI */
++
+ cupsdStartServer();
+
+ /*
+@@ -657,6 +673,9 @@
+ */
+
+ current_time = time(NULL);
++#ifdef HAVE_AVAHI
++ avahi_client_time = current_time;
++#endif /* HAVE_AVAHI */
+ browse_time = current_time;
+ event_time = current_time;
+ expire_time = current_time;
+@@ -871,6 +890,26 @@
+ }
+ #endif /* __APPLE__ */
+
++#ifdef HAVE_AVAHI
++ /*
++ * If a timed callback is due, run it.
++ */
++
++ tmo = cupsdNextTimeout (&tmo_delay);
++ if (tmo && tmo_delay == 0)
++ cupsdRunTimeout (tmo);
++
++ /*
++ * Try to restart the Avahi client every 10 seconds if needed...
++ */
++
++ if ((current_time - avahi_client_time) >= 10)
++ {
++ avahi_client_time = current_time;
++ cupsdStartAvahiClient();
++ }
++#endif /* HAVE_AVAHI */
++
+ #ifndef __APPLE__
+ /*
+ * Update the network interfaces once a minute...
+@@ -1815,6 +1854,10 @@
+ cupsd_job_t *job; /* Job information */
+ cupsd_subscription_t *sub; /* Subscription information */
+ const char *why; /* Debugging aid */
++#ifdef HAVE_AVAHI
++ cupsd_timeout_t *tmo; /* Timed callback */
++ long tmo_delay; /* Seconds before calling it */
++#endif /* HAVE_AVAHI */
+
+
+ /*
+@@ -1857,6 +1900,19 @@
+ }
+ #endif /* __APPLE__ */
+
++#ifdef HAVE_AVAHI
++ /*
++ * See if there are any scheduled timed callbacks to run.
++ */
++
++ tmo = cupsdNextTimeout (&tmo_delay);
++ if (tmo)
++ {
++ timeout = tmo_delay;
++ why = "run a timed callback";
++ }
++#endif /* HAVE_AVAHI */
++
+ /*
+ * Check whether we are accepting new connections...
+ */
+--- /dev/null
++++ b/scheduler/timeout.c
+@@ -0,0 +1,195 @@
++/*
++ * "$Id$"
++ *
++ * Timeout functions for the Common UNIX Printing System (CUPS).
++ *
++ * Copyright (C) 2010 Red Hat, Inc.
++ * Authors:
++ * Tim Waugh <twaugh@redhat.com>
++ *
++ * Distribution and use rights are outlined in the file "LICENSE.txt"
++ * which should have been included with this file. If this file is
++ * file is missing or damaged, see the license at "http://www.cups.org/".
++ *
++ * Contents:
++ *
++ * cupsdInitTimeouts() - Initialise timeout structure.
++ * cupsdAddTimeout() - Add a timed callback.
++ * cupsdNextTimeout() - Find the next enabled timed callback.
++ * cupsdUpdateTimeout() - Adjust the time of a timed callback or disable it.
++ * cupsdRemoveTimeout() - Discard a timed callback.
++ * compare_timeouts() - Compare timed callbacks for array sorting.
++ */
++
++#include <config.h>
++
++#ifdef HAVE_AVAHI /* Applies to entire file... */
++
++/*
++ * Include necessary headers...
++ */
++
++#include "cupsd.h"
++
++#if defined(HAVE_MALLOC_H) && defined(HAVE_MALLINFO)
++# include <malloc.h>
++#endif /* HAVE_MALLOC_H && HAVE_MALLINFO */
++
++#ifdef HAVE_AVAHI
++# include <avahi-common/timeval.h>
++#endif /* HAVE_AVAHI */
++
++
++struct _cupsd_timeout_s
++{
++ struct timeval when;
++ int enabled;
++ cupsd_timeoutfunc_t callback;
++ void *data;
++};
++
++/*
++ * Local functions...
++ */
++
++/*
++ * 'compare_timeouts()' - Compare timed callbacks for array sorting.
++ */
++
++static int
++compare_timeouts (cupsd_timeout_t *p0, cupsd_timeout_t *p1)
++{
++ if (!p0->enabled || !p1->enabled)
++ {
++ if (!p0->enabled && !p1->enabled)
++ return (0);
++
++ return (p0->enabled ? -1 : 1);
++ }
++
++ return (avahi_timeval_compare (&p0->when, &p1->when));
++}
++
++
++/*
++ * 'cupsdInitTimeouts()' - Initialise timeout structures.
++ */
++
++void
++cupsdInitTimeouts(void)
++{
++ Timeouts = cupsArrayNew ((cups_array_func_t)compare_timeouts, NULL);
++}
++
++
++/*
++ * 'cupsdAddTimeout()' - Add a timed callback.
++ */
++
++cupsd_timeout_t * /* O - Timeout handle */
++cupsdAddTimeout(const struct timeval *tv, /* I - Absolute time */
++ cupsd_timeoutfunc_t cb, /* I - Callback function */
++ void *data) /* I - User data */
++{
++ cupsd_timeout_t *timeout;
++
++ timeout = malloc (sizeof(cupsd_timeout_t));
++ if (timeout != NULL)
++ {
++ timeout->enabled = (tv != NULL);
++ if (tv)
++ {
++ timeout->when.tv_sec = tv->tv_sec;
++ timeout->when.tv_usec = tv->tv_usec;
++ }
++
++ timeout->callback = cb;
++ timeout->data = data;
++ cupsArrayAdd (Timeouts, timeout);
++ }
++
++ return timeout;
++}
++
++
++/*
++ * 'cupsdNextTimeout()' - Find the next enabled timed callback.
++ */
++
++cupsd_timeout_t * /* O - Next enabled timeout or NULL */
++cupsdNextTimeout(long *delay) /* O - Seconds before scheduled */
++{
++ cupsd_timeout_t *first = cupsArrayFirst (Timeouts);
++ struct timeval curtime;
++
++ if (first && !first->enabled)
++ first = NULL;
++
++ if (first && delay)
++ {
++ gettimeofday (&curtime, NULL);
++ if (avahi_timeval_compare (&curtime, &first->when) > 0)
++ {
++ *delay = 0;
++ } else {
++ *delay = 1 + first->when.tv_sec - curtime.tv_sec;
++ if (first->when.tv_usec < curtime.tv_usec)
++ (*delay)--;
++ }
++ }
++
++ return (first);
++}
++
++
++/*
++ * 'cupsdRunTimeout()' - Run a timed callback.
++ */
++
++void
++cupsdRunTimeout(cupsd_timeout_t *timeout) /* I - Timeout */
++{
++ if (!timeout)
++ return;
++ timeout->enabled = 0;
++ if (!timeout->callback)
++ return;
++ timeout->callback (timeout, timeout->data);
++}
++
++/*
++ * 'cupsdUpdateTimeout()' - Adjust the time of a timed callback or disable it.
++ */
++
++void
++cupsdUpdateTimeout(cupsd_timeout_t *timeout, /* I - Timeout */
++ const struct timeval *tv) /* I - Absolute time or NULL */
++{
++ cupsArrayRemove (Timeouts, timeout);
++ timeout->enabled = (tv != NULL);
++ if (tv)
++ {
++ timeout->when.tv_sec = tv->tv_sec;
++ timeout->when.tv_usec = tv->tv_usec;
++ }
++ cupsArrayAdd (Timeouts, timeout);
++}
++
++
++/*
++ * 'cupsdRemoveTimeout()' - Discard a timed callback.
++ */
++
++void
++cupsdRemoveTimeout(cupsd_timeout_t *timeout) /* I - Timeout */
++{
++ cupsArrayRemove (Timeouts, timeout);
++ free (timeout);
++}
++
++
++#endif /* HAVE_AVAHI ... from top of file */
++
++/*
++ * End of "$Id$".
++ */
+--- a/cgi-bin/admin.c
++++ b/cgi-bin/admin.c
+@@ -1643,7 +1643,7 @@
+ else
+ local_protocols[0] = '\0';
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ if (cgiGetVariable("BROWSE_LOCAL_DNSSD"))
+ {
+ if (local_protocols[0])
+@@ -1651,7 +1651,7 @@
+ else
+ strcat(local_protocols, "dnssd");
+ }
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+ #ifdef HAVE_LDAP
+ if (cgiGetVariable("BROWSE_LOCAL_LDAP"))
+@@ -2718,9 +2718,9 @@
+ #endif /* HAVE_GSSAPI */
+ cgiSetVariable("KERBEROS", "");
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ cgiSetVariable("HAVE_DNSSD", "1");
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+ #ifdef HAVE_LDAP
+ cgiSetVariable("HAVE_LDAP", "1");
+--- a/scheduler/client.c
++++ b/scheduler/client.c
+@@ -4987,7 +4987,7 @@
+ !strncmp(host, "[::1]:", 6));
+ }
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ /*
+ * Check if the hostname is something.local (Bonjour); if so, allow it.
+ */
+@@ -4996,7 +4996,7 @@
+ (!_cups_strcasecmp(end, ".local") || !_cups_strncasecmp(end, ".local:", 7) ||
+ !_cups_strcasecmp(end, ".local.") || !_cups_strncasecmp(end, ".local.:", 8)))
+ return (1);
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+ /*
+ * Check if the hostname is an IP address...
+--- a/scheduler/dirsvc.c
++++ b/scheduler/dirsvc.c
+@@ -27,6 +27,7 @@
+ * ldap_connect() - Start new LDAP connection
+ * ldap_reconnect() - Reconnect to LDAP Server
+ * ldap_disconnect() - Disconnect from LDAP Server
++ * cupsdStartAvahiClient() - Start an Avahi client if needed
+ * cupsdStartBrowsing() - Start sending and receiving broadcast
+ * information.
+ * cupsdStartPolling() - Start polling servers as needed.
+@@ -45,6 +46,8 @@
+ * printer.
+ * dnssdPackTxtRecord() - Pack an array of key/value pairs into the TXT
+ * record format.
++ * avahiPackTxtRecord() - Pack an array of key/value pairs into an
++ * AvahiStringList.
+ * dnssdRegisterCallback() - DNSServiceRegister callback.
+ * dnssdRegisterPrinter() - Start sending broadcast information for a
+ * printer or update the broadcast contents.
+@@ -83,6 +86,7 @@
+ */
+
+ #include "cupsd.h"
++#include <assert.h>
+ #include <grp.h>
+
+ #ifdef HAVE_DNSSD
+@@ -97,6 +101,17 @@
+ # endif /* HAVE_SYSTEMCONFIGURATION */
+ # endif /* __APPLE__ */
+ #endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++# include <avahi-common/domain.h>
++#endif /* HAVE_AVAHI */
++
++
++#ifdef HAVE_DNSSD
++typedef char *cupsd_txt_record_t;
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++typedef AvahiStringList *cupsd_txt_record_t;
++#endif /* HAVE_AVAHI */
+
+
+ /*
+@@ -159,27 +174,39 @@
+ static void update_smb(int onoff);
+
+
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
++static cupsd_txt_record_t dnssdBuildTxtRecord(int *txt_len, cupsd_printer_t *p,
++ int for_lpd);
++static int dnssdComparePrinters(cupsd_printer_t *a, cupsd_printer_t *b);
++static void dnssdDeregisterPrinter(cupsd_printer_t *p);
++static void dnssdRegisterPrinter(cupsd_printer_t *p);
++static void dnssdStop(void);
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
++
+ #ifdef HAVE_DNSSD
+ # ifdef HAVE_COREFOUNDATION
+ static void dnssdAddAlias(const void *key, const void *value,
+ void *context);
+ # endif /* HAVE_COREFOUNDATION */
+-static char *dnssdBuildTxtRecord(int *txt_len, cupsd_printer_t *p,
+- int for_lpd);
+-static int dnssdComparePrinters(cupsd_printer_t *a, cupsd_printer_t *b);
+-static void dnssdDeregisterPrinter(cupsd_printer_t *p);
+-static char *dnssdPackTxtRecord(int *txt_len, char *keyvalue[][2],
+- int count);
+ static void dnssdRegisterCallback(DNSServiceRef sdRef,
+ DNSServiceFlags flags,
+ DNSServiceErrorType errorCode,
+ const char *name, const char *regtype,
+ const char *domain, void *context);
+-static void dnssdRegisterPrinter(cupsd_printer_t *p);
+-static void dnssdStop(void);
+ static void dnssdUpdate(void);
+ #endif /* HAVE_DNSSD */
+
++#ifdef HAVE_AVAHI
++static AvahiStringList *avahiPackTxtRecord(char *keyvalue[][2],
++ int count);
++static void avahi_entry_group_cb (AvahiEntryGroup *group,
++ AvahiEntryGroupState state,
++ void *userdata);
++static void avahi_client_cb (AvahiClient *client,
++ AvahiClientState state,
++ void *userdata);
++#endif /* HAVE_AVAHI */
++
+ #ifdef HAVE_LDAP
+ static const char * const ldap_attrs[] =/* CUPS LDAP attributes */
+ {
+@@ -283,10 +310,10 @@
+ ldap_dereg_printer(p);
+ #endif /* HAVE_LDAP */
+
+-#ifdef HAVE_DNSSD
+- if (removeit && (BrowseLocalProtocols & BROWSE_DNSSD) && DNSSDRef)
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
++ if (removeit && (BrowseLocalProtocols & BROWSE_DNSSD))
+ dnssdDeregisterPrinter(p);
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+ }
+
+
+@@ -702,10 +729,10 @@
+ slpRegisterPrinter(p); */
+ #endif /* HAVE_LIBSLP */
+
+-#ifdef HAVE_DNSSD
+- if ((BrowseLocalProtocols & BROWSE_DNSSD) && DNSSDRef)
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
++ if ((BrowseLocalProtocols & BROWSE_DNSSD))
+ dnssdRegisterPrinter(p);
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+ }
+
+
+@@ -1419,6 +1446,27 @@
+ #endif /* HAVE_LDAP */
+
+
++#ifdef HAVE_AVAHI
++/*
++ * 'cupsdStartAvahiClient()' - Start an Avahi client if needed
++ */
++
++void
++cupsdStartAvahiClient(void)
++{
++ if (!AvahiCupsClient && !AvahiCupsClientConnecting)
++ {
++ if (!AvahiCupsPollHandle)
++ AvahiCupsPollHandle = avahi_cups_poll_new ();
++
++ if (AvahiCupsPollHandle)
++ avahi_client_new (avahi_cups_poll_get (AvahiCupsPollHandle),
++ AVAHI_CLIENT_NO_FAIL, avahi_client_cb, NULL, NULL);
++ }
++}
++#endif /* HAVE_AVAHI */
++
++
+ /*
+ * 'cupsdStartBrowsing()' - Start sending and receiving broadcast information.
+ */
+@@ -1542,13 +1590,16 @@
+ else
+ BrowseSocket = -1;
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ if ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_DNSSD)
+ {
++#ifdef HAVE_DNSSD
+ DNSServiceErrorType error; /* Error from service creation */
++#endif /* HAVE_DNSSD */
+ cupsd_listener_t *lis; /* Current listening socket */
+
+
++#ifdef HAVE_DNSSD
+ /*
+ * First create a "master" connection for all registrations...
+ */
+@@ -1573,6 +1624,7 @@
+ fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC);
+
+ cupsdAddSelect(fd, (cupsd_selfunc_t)dnssdUpdate, NULL, NULL);
++#endif /* HAVE_DNSSD */
+
+ /*
+ * Then get the port we use for registrations. If we are not listening
+@@ -1606,9 +1658,16 @@
+ */
+
+ cupsdUpdateDNSSDName();
++
++#ifdef HAVE_AVAHI
++ cupsdStartAvahiClient ();
++#endif /* HAVE_AVAHI */
++
++#ifdef HAVE_DNSSD
+ }
+- }
+ #endif /* HAVE_DNSSD */
++ }
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+ #ifdef HAVE_LIBSLP
+ if ((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_SLP)
+@@ -1834,10 +1893,10 @@
+ BrowseSocket = -1;
+ }
+
+-#ifdef HAVE_DNSSD
+- if ((BrowseLocalProtocols & BROWSE_DNSSD) && DNSSDRef)
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
++ if ((BrowseLocalProtocols & BROWSE_DNSSD))
+ dnssdStop();
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+ #ifdef HAVE_LIBSLP
+ if (((BrowseLocalProtocols | BrowseRemoteProtocols) & BROWSE_SLP) &&
+@@ -1902,7 +1961,7 @@
+ }
+
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ /*
+ * 'cupsdUpdateDNSSDName()' - Update the computer name we use for browsing...
+ */
+@@ -1910,8 +1969,14 @@
+ void
+ cupsdUpdateDNSSDName(void)
+ {
++#ifdef HAVE_DNSSD
+ DNSServiceErrorType error; /* Error from service creation */
+ char webif[1024]; /* Web interface share name */
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ int ret; /* Error from service creation */
++ char webif[AVAHI_LABEL_MAX]; /* Web interface share name */
++#endif /* HAVE_AVAHI */
+ # ifdef HAVE_SYSTEMCONFIGURATION
+ SCDynamicStoreRef sc; /* Context for dynamic store */
+ CFDictionaryRef btmm; /* Back-to-My-Mac domains */
+@@ -2042,6 +2107,7 @@
+ else
+ strlcpy(webif, "CUPS Web Interface", sizeof(webif));
+
++#ifdef HAVE_DNSSD
+ if (WebIFRef)
+ DNSServiceRefDeallocate(WebIFRef);
+
+@@ -2054,9 +2120,45 @@
+ NULL)) != kDNSServiceErr_NoError)
+ cupsdLogMessage(CUPSD_LOG_ERROR,
+ "DNS-SD web interface registration failed: %d", error);
++#endif /* HAVE_DNSSD */
++
++#ifdef HAVE_AVAHI
++ if (!AvahiCupsClient)
++ /*
++ * Client not yet running.
++ */
++ return;
++
++ if (AvahiWebIFGroup)
++ avahi_entry_group_reset (AvahiWebIFGroup);
++ else
++ AvahiWebIFGroup = avahi_entry_group_new (AvahiCupsClient,
++ avahi_entry_group_cb,
++ NULL);
++
++ if (AvahiWebIFGroup)
++ {
++ ret = avahi_entry_group_add_service (AvahiWebIFGroup,
++ AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ 0, /* flags */
++ webif, /* name */
++ "_http._tcp", /* type */
++ NULL, /* domain */
++ NULL, /* host */
++ DNSSDPort, /* port */
++ "path=/", NULL);
++ if (ret == 0)
++ ret = avahi_entry_group_commit (AvahiWebIFGroup);
++
++ if (ret != 0)
++ cupsdLogMessage (CUPSD_LOG_ERROR,
++ "Avahi web interface registration failed: %d", ret);
++ }
++#endif /* HAVE_AVAHI */
+ }
+ }
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+
+ #ifdef HAVE_LDAP
+@@ -2334,13 +2436,15 @@
+ "Bad Back to My Mac domain in dynamic store!");
+ }
+ # endif /* HAVE_COREFOUNDATION */
++#endif /* HAVE_DNSSD */
+
+
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ /*
+ * 'dnssdBuildTxtRecord()' - Build a TXT record from printer info.
+ */
+
+-static char * /* O - TXT record */
++static cupsd_txt_record_t /* O - TXT record */
+ dnssdBuildTxtRecord(
+ int *txt_len, /* O - TXT record length */
+ cupsd_printer_t *p, /* I - Printer information */
+@@ -2379,7 +2483,12 @@
+ keyvalue[i ][0] = "ty";
+ keyvalue[i++][1] = p->make_model ? p->make_model : "Unknown";
+
+- snprintf(admin_hostname, sizeof(admin_hostname), "%s.local.", DNSSDHostName);
++ snprintf(admin_hostname, sizeof(admin_hostname),
++ "%s.local"
++#ifdef HAVE_DNSSD
++ "." /* terminating dot no good for Avahi */
++#endif /* HAVE_DNSSD */
++ , DNSSDHostName);
+ httpAssembleURIf(HTTP_URI_CODING_ALL, adminurl_str, sizeof(adminurl_str),
+ "http", NULL, admin_hostname, DNSSDPort, "/%s/%s",
+ (p->type & CUPS_PRINTER_CLASS) ? "classes" : "printers",
+@@ -2462,7 +2571,12 @@
+ * Then pack them into a proper txt record...
+ */
+
++#ifdef HAVE_DNSSD
+ return (dnssdPackTxtRecord(txt_len, keyvalue, i));
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ return (avahiPackTxtRecord(keyvalue, i));
++#endif /* HAVE_AVAHI */
+ }
+
+
+@@ -2474,7 +2588,16 @@
+ dnssdComparePrinters(cupsd_printer_t *a,/* I - First printer */
+ cupsd_printer_t *b)/* I - Second printer */
+ {
+- return (_cups_strcasecmp(a->reg_name, b->reg_name));
++ if (!a->reg_name)
++ if (!b->reg_name)
++ return 0;
++ else
++ return -1;
++ else
++ if (!b->reg_name)
++ return 1;
++ else
++ return (_cups_strcasecmp(a->reg_name, b->reg_name));
+ }
+
+
+@@ -2489,6 +2612,10 @@
+ {
+ cupsdLogMessage(CUPSD_LOG_DEBUG2, "dnssdDeregisterPrinter(%s)", p->name);
+
++#ifdef HAVE_DNSSD
++ if (!DNSSDRef)
++ return;
++
+ /*
+ * Closing the socket deregisters the service
+ */
+@@ -2524,6 +2651,24 @@
+ free(p->printer_txt);
+ p->printer_txt = NULL;
+ }
++#endif /* HAVE_DNSSD */
++
++#ifdef HAVE_AVAHI
++ if (p->avahi_group)
++ {
++ avahi_entry_group_reset (p->avahi_group);
++ avahi_entry_group_free (p->avahi_group);
++ p->avahi_group = NULL;
++
++ if (p->ipp_txt)
++ avahi_string_list_free (p->ipp_txt);
++
++ if (p->printer_txt)
++ avahi_string_list_free (p->printer_txt);
++
++ p->ipp_txt = p->printer_txt = NULL;
++ }
++#endif /* HAVE_AVAHI */
+
+ /*
+ * Remove the printer from the array of DNS-SD printers, then clear the
+@@ -2533,8 +2678,10 @@
+ cupsArrayRemove(DNSSDPrinters, p);
+ cupsdClearString(&p->reg_name);
+ }
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+
++#ifdef HAVE_DNSSD
+ /*
+ * 'dnssdPackTxtRecord()' - Pack an array of key/value pairs into the
+ * TXT record format.
+@@ -2644,8 +2791,10 @@
+ LastEvent |= CUPSD_EVENT_PRINTER_MODIFIED;
+ }
+ }
++#endif /* HAVE_DNSSD */
+
+
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ /*
+ * 'dnssdRegisterPrinter()' - Start sending broadcast information for a printer
+ * or update the broadcast contents.
+@@ -2654,20 +2803,40 @@
+ static void
+ dnssdRegisterPrinter(cupsd_printer_t *p)/* I - Printer */
+ {
++#ifdef HAVE_DNSSD
+ DNSServiceErrorType se; /* dnssd errors */
+ char *ipp_txt, /* IPP TXT record buffer */
+ *printer_txt, /* LPD TXT record buffer */
+- name[1024], /* Service name */
+- *nameptr; /* Pointer into name */
++ name[1024]; /* Service name */
+ int ipp_len, /* IPP TXT record length */
+ printer_len, /* LPD TXT record length */
+ printer_port; /* LPD port number */
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ int ret; /* Error code */
++ AvahiStringList *ipp_txt, /* IPP TXT record */
++ *printer_txt; /* LPD TXT record */
++ char name[AVAHI_LABEL_MAX], /* Service name */
++ fullsubtype[AVAHI_LABEL_MAX]; /* Full subtype */
++ char *regtype_copy, /* Writeable copy of reg type */
++ *subtype, /* Current service sub type */
++ *nextsubtype; /* Next service sub type */
++#endif /* HAVE_AVAHI */
++ char *nameptr; /* Pointer into name */
+ const char *regtype; /* Registration type */
+
+
++#ifdef HAVE_DNSSD
++ if (!DNSSDRef)
++ return;
++
+ cupsdLogMessage(CUPSD_LOG_DEBUG2, "dnssdRegisterPrinter(%s) %s", p->name,
+ !p->ipp_ref ? "new" : "update");
+-
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ cupsdLogMessage(CUPSD_LOG_DEBUG2, "dnssdRegisterPrinter(%s) %s", p->name,
++ !p->avahi_group ? "new" : "update");
++#endif /* HAVE_AVAHI */
+ /*
+ * If per-printer sharing was just disabled make sure we're not
+ * registered before returning.
+@@ -2686,12 +2855,36 @@
+ if (p->info && strlen(p->info) > 0)
+ {
+ if (DNSSDComputerName)
+- snprintf(name, sizeof(name), "%s @ %s", p->info, DNSSDComputerName);
++ {
++ /*
++ * Make sure there is room for at least 15 characters of
++ * DNSSDComputerName.
++ */
++
++ assert(sizeof(name) >= 15 + 4);
++ nameptr = name + strlcpy(name, p->info,
++ sizeof(name) - 4 -
++ strnlen(DNSSDComputerName, 15));
++ nameptr += strlcpy(nameptr, " @ ", sizeof(name) - (nameptr - name));
++ strlcpy(nameptr, DNSSDComputerName, sizeof(name) - (nameptr - name));
++ }
+ else
+ strlcpy(name, p->info, sizeof(name));
+ }
+ else if (DNSSDComputerName)
+- snprintf(name, sizeof(name), "%s @ %s", p->name, DNSSDComputerName);
++ {
++ /*
++ * Make sure there is room for at least 15 characters of
++ * DNSSDComputerName.
++ */
++
++ assert(sizeof(name) >= 15 + 4);
++ nameptr = name + strlcpy(name, p->info,
++ sizeof(name) - 4 -
++ strnlen(DNSSDComputerName, 15));
++ nameptr += strlcpy(nameptr, " @ ", sizeof(name) - (nameptr - name));
++ strlcpy(nameptr, DNSSDComputerName, sizeof(name) - (nameptr - name));
++ }
+ else
+ strlcpy(name, p->name, sizeof(name));
+
+@@ -2712,6 +2905,7 @@
+ * Register IPP and (optionally) LPD...
+ */
+
++#ifdef HAVE_DNSSD
+ ipp_len = 0; /* anti-compiler-warning-code */
+ ipp_txt = dnssdBuildTxtRecord(&ipp_len, p, 0);
+
+@@ -2884,6 +3078,209 @@
+
+ if (printer_txt)
+ free(printer_txt);
++#endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ if (!AvahiCupsClient)
++ /*
++ * Client not running yet. The client callback will call us again later.
++ */
++ return;
++
++ ipp_txt = dnssdBuildTxtRecord(NULL, p, 0);
++ printer_txt = dnssdBuildTxtRecord(NULL, p, 1);
++ regtype = (p->type & CUPS_PRINTER_FAX) ? "_fax-ipp._tcp" : DNSSDRegType;
++
++ if (p->avahi_group && p->ipp_txt && ipp_txt &&
++ !avahi_string_list_equal (p->ipp_txt, ipp_txt))
++ {
++ /*
++ * Update the existing registration...
++ */
++
++ avahi_string_list_free (p->ipp_txt);
++
++ if (p->printer_txt)
++ avahi_string_list_free (p->printer_txt);
++
++ /*
++ * Update the service group entry.
++ */
++
++ regtype_copy = strdup (regtype);
++ subtype = strchr (regtype_copy, ',');
++ if (subtype)
++ *subtype = '\0';
++
++ cupsdLogMessage (CUPSD_LOG_DEBUG,
++ "Updating TXT record for %s (%s)", name, regtype_copy);
++ ret = avahi_entry_group_update_service_txt_strlst (p->avahi_group,
++ AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ 0, name,
++ regtype_copy,
++ NULL, ipp_txt);
++ free (regtype_copy);
++
++ if (ret < 0)
++ goto update_failed;
++
++ p->ipp_txt = ipp_txt;
++ ipp_txt = NULL;
++
++ if (BrowseLocalProtocols & BROWSE_LPD)
++ {
++ ret = avahi_entry_group_update_service_txt_strlst (p->avahi_group,
++ AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ 0, name,
++ "_printer._tcp", NULL,
++ printer_txt);
++ if (ret < 0)
++ goto update_failed;
++
++ p->printer_txt = printer_txt;
++ printer_txt = NULL;
++ }
++
++ ret = avahi_entry_group_commit (p->avahi_group);
++ if (ret < 0)
++ {
++ update_failed:
++ cupsdLogMessage (CUPSD_LOG_ERROR,
++ "Failed to update TXT record for %s: %d",
++ name, ret);
++ avahi_entry_group_reset (p->avahi_group);
++ avahi_entry_group_free (p->avahi_group);
++ p->avahi_group = NULL;
++ ipp_txt = p->ipp_txt;
++ p->ipp_txt = NULL;
++ }
++ }
++
++ if (!p->avahi_group)
++ {
++ /*
++ * Initial registration. Use the _fax subtype for fax queues...
++ */
++
++ p->avahi_group = avahi_entry_group_new (AvahiCupsClient,
++ avahi_entry_group_cb,
++ p);
++
++ cupsdLogMessage(CUPSD_LOG_DEBUG,
++ "Registering Avahi printer %s with name \"%s\" and "
++ "type \"%s\"", p->name, name, regtype);
++
++ if (!p->avahi_group)
++ {
++ ret = 0;
++ goto add_failed;
++ }
++
++ /*
++ * Add each service type (DNSSDRegType may contain several,
++ * separated by commas).
++ */
++
++ subtype = regtype_copy = strdup (regtype);
++ while (subtype && *subtype)
++ {
++ nextsubtype = strchr (subtype, ',');
++ if (nextsubtype)
++ *nextsubtype++ = '\0';
++
++ if (subtype == regtype_copy)
++ {
++ /*
++ * Main type entry.
++ */
++
++ cupsdLogMessage (CUPSD_LOG_DEBUG,
++ "Adding TXT record for %s (%s)", name, regtype_copy);
++ ret = avahi_entry_group_add_service_strlst (p->avahi_group,
++ AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ 0, name, regtype_copy,
++ NULL, NULL,
++ DNSSDPort,
++ ipp_txt);
++ }
++ else
++ {
++ /*
++ * Sub-type entry.
++ */
++
++ snprintf (fullsubtype, sizeof(fullsubtype),
++ "%s._sub.%s", subtype, regtype_copy);
++ cupsdLogMessage (CUPSD_LOG_DEBUG,
++ "Adding TXT record for %s (%s)", name, fullsubtype);
++ ret = avahi_entry_group_add_service_subtype (p->avahi_group,
++ AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ 0, name,
++ regtype_copy,
++ NULL, fullsubtype);
++ }
++
++ if (ret < 0)
++ {
++ free (regtype_copy);
++ goto add_failed;
++ }
++
++ subtype = nextsubtype;
++ }
++
++ free (regtype_copy);
++ p->ipp_txt = ipp_txt;
++ ipp_txt = NULL;
++
++ if (BrowseLocalProtocols & BROWSE_LPD)
++ {
++ cupsdLogMessage(CUPSD_LOG_DEBUG,
++ "Registering Avahi printer %s with name \"%s\" and "
++ "type \"_printer._tcp\"", p->name, name);
++
++ ret = avahi_entry_group_add_service_strlst (p->avahi_group,
++ AVAHI_IF_UNSPEC,
++ AVAHI_PROTO_UNSPEC,
++ 0, name,
++ "_printer._tcp", NULL, NULL,
++ 515,
++ printer_txt);
++ if (ret < 0)
++ goto add_failed;
++
++ p->printer_txt = printer_txt;
++ printer_txt = NULL;
++ }
++
++ ret = avahi_entry_group_commit (p->avahi_group);
++
++ if (ret < 0)
++ {
++ add_failed:
++ cupsdLogMessage (CUPSD_LOG_ERROR,
++ "Failed to add Avahi entry for %s: %d",
++ name, ret);
++ if (p->avahi_group)
++ {
++ avahi_entry_group_reset (p->avahi_group);
++ avahi_entry_group_free (p->avahi_group);
++ p->avahi_group = NULL;
++ }
++ ipp_txt = p->ipp_txt;
++ p->ipp_txt = NULL;
++ }
++ }
++
++ if (ipp_txt)
++ avahi_string_list_free (ipp_txt);
++
++ if (printer_txt)
++ avahi_string_list_free (printer_txt);
++#endif /* HAVE_AVAHI */
+ }
+
+
+@@ -2896,6 +3293,10 @@
+ {
+ cupsd_printer_t *p; /* Current printer */
+
++#ifdef HAVE_DNSSD
++ if (!DNSSDRef)
++ return;
++#endif /* HAVE_DNSSD */
+
+ /*
+ * De-register the individual printers
+@@ -2906,6 +3307,7 @@
+ p = (cupsd_printer_t *)cupsArrayNext(Printers))
+ dnssdDeregisterPrinter(p);
+
++#ifdef HAVE_DNSSD
+ /*
+ * Shutdown the rest of the service refs...
+ */
+@@ -2926,14 +3328,17 @@
+
+ DNSServiceRefDeallocate(DNSSDRef);
+ DNSSDRef = NULL;
++#endif /* HAVE_DNSSD */
+
+ cupsArrayDelete(DNSSDPrinters);
+ DNSSDPrinters = NULL;
+
+ DNSSDPort = 0;
+ }
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+
++#ifdef HAVE_DNSSD
+ /*
+ * 'dnssdUpdate()' - Handle DNS-SD queries.
+ */
+@@ -2955,6 +3360,147 @@
+ #endif /* HAVE_DNSSD */
+
+
++#ifdef HAVE_AVAHI
++/*
++ * 'avahiPackTxtRecord()' - Pack an array of key/value pairs into an
++ * AvahiStringList.
++ */
++
++static AvahiStringList * /* O - new string list */
++avahiPackTxtRecord(char *keyvalue[][2], /* I - Table of key value pairs */
++ int count) /* I - Number of items in table */
++{
++ AvahiStringList *strlst = NULL;
++ char **elements;
++ size_t len;
++ int i = 0;
++
++ elements = malloc ((1 + count) * sizeof (char *));
++ if (!elements)
++ goto cleanup;
++
++ for (i = 0; i < count; i++)
++ {
++ len = (1 + strlen (keyvalue[i][0]) +
++ (keyvalue[i][1] ? 1 + strlen (keyvalue[i][1]) : 1));
++ elements[i] = malloc (len * sizeof (char));
++ if (!elements[i])
++ goto cleanup;
++
++ snprintf (elements[i], len, "%s=%s", keyvalue[i][0], keyvalue[i][1]);
++ }
++
++ strlst = avahi_string_list_new_from_array ((const char **) elements, count);
++
++cleanup:
++ while (--i >= 0)
++ free (elements[i]);
++
++ free (elements);
++ return (strlst);
++}
++
++
++/*
++ * 'avahi_entry_group_cb()' - Avahi entry group callback function.
++ */
++static void
++avahi_entry_group_cb (AvahiEntryGroup *group,
++ AvahiEntryGroupState state,
++ void *userdata)
++{
++ char *name;
++
++ if (userdata)
++ name = ((cupsd_printer_t *) userdata)->reg_name;
++ else
++ name = "CUPS web interface";
++
++ switch (state)
++ {
++ case AVAHI_ENTRY_GROUP_UNCOMMITED:
++ case AVAHI_ENTRY_GROUP_REGISTERING:
++ break;
++
++ case AVAHI_ENTRY_GROUP_ESTABLISHED:
++ cupsdLogMessage (CUPSD_LOG_DEBUG,
++ "Avahi entry group established for %s", name);
++ break;
++
++ default:
++ cupsdLogMessage (CUPSD_LOG_DEBUG,
++ "Avahi entry group %s has state %d",
++ name, state);
++ break;
++ }
++}
++
++
++/*
++ * 'avahi_client_cb()' - Avahi client callback function.
++ */
++static void
++avahi_client_cb (AvahiClient *client,
++ AvahiClientState state,
++ void *userdata)
++{
++ cupsd_printer_t *printer;
++ switch (state)
++ {
++ case AVAHI_CLIENT_S_RUNNING:
++ /*
++ * Avahi client started successfully.
++ */
++ AvahiCupsClient = client;
++ AvahiCupsClientConnecting = 0;
++ cupsdLogMessage (CUPSD_LOG_DEBUG, "Avahi client started");
++
++ cupsdUpdateDNSSDName ();
++
++ for (printer = (cupsd_printer_t *)cupsArrayFirst(Printers);
++ printer;
++ printer = (cupsd_printer_t *)cupsArrayNext(Printers))
++ if (Browsing && (BrowseLocalProtocols & BROWSE_DNSSD) &&
++ (!(printer->type & (CUPS_PRINTER_REMOTE | CUPS_PRINTER_IMPLICIT |
++ CUPS_PRINTER_SCANNER))) && printer->shared)
++ dnssdRegisterPrinter (printer);
++
++ break;
++
++ case AVAHI_CLIENT_CONNECTING:
++ /*
++ * No Avahi daemon, client is waiting.
++ */
++ AvahiCupsClientConnecting = 1;
++ cupsdLogMessage (CUPSD_LOG_DEBUG, "Avahi client connecting");
++ break;
++
++ case AVAHI_CLIENT_FAILURE:
++ /*
++ * Avahi client failed, close it to allow a clean restart.
++ */
++ cupsdLogMessage (CUPSD_LOG_ERROR,
++ "Avahi client failed, "
++ "closing client to allow a clean restart");
++
++ for (printer = (cupsd_printer_t *)cupsArrayFirst(Printers);
++ printer;
++ printer = (cupsd_printer_t *)cupsArrayNext(Printers))
++ dnssdDeregisterPrinter (printer);
++
++ avahi_client_free(client);
++ AvahiCupsClientConnecting = 0;
++ AvahiCupsClient = NULL;
++
++ break;
++
++ default:
++ cupsdLogMessage (CUPSD_LOG_DEBUG, "Avahi client state: %d", state);
++ }
++}
++#endif /* HAVE_AVAHI */
++
++
+ /*
+ * 'get_auth_info_required()' - Get the auth-info-required value to advertise.
+ */
+--- a/scheduler/dirsvc.h
++++ b/scheduler/dirsvc.h
+@@ -31,6 +31,10 @@
+ # endif /* HAVE_LDAP_SSL_H */
+ #endif /* HAVE_LDAP */
+
++#ifdef HAVE_AVAHI
++# include <avahi-client/publish.h>
++#endif /* HAVE_AVAHI */
++
+ /*
+ * Browse protocols...
+ */
+@@ -131,19 +135,22 @@
+ VAR cupsd_statbuf_t *PollStatusBuffer VALUE(NULL);
+ /* Status buffer for pollers */
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ VAR char *DNSSDComputerName VALUE(NULL),
+ /* Computer/server name */
+ *DNSSDHostName VALUE(NULL),
+ /* Hostname */
+ *DNSSDRegType VALUE(NULL);
+ /* Bonjour registration type */
+-VAR cups_array_t *DNSSDAlias VALUE(NULL);
+- /* List of dynamic ServerAlias's */
+ VAR int DNSSDPort VALUE(0);
+ /* Port number to register */
+ VAR cups_array_t *DNSSDPrinters VALUE(NULL);
+ /* Printers we have registered */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
++
++#ifdef HAVE_DNSSD
++VAR cups_array_t *DNSSDAlias VALUE(NULL);
++ /* List of dynamic ServerAlias's */
+ VAR DNSServiceRef DNSSDRef VALUE(NULL),
+ /* Master DNS-SD service reference */
+ WebIFRef VALUE(NULL),
+@@ -152,6 +159,17 @@
+ /* Remote printer browse reference */
+ #endif /* HAVE_DNSSD */
+
++#ifdef HAVE_AVAHI
++VAR AvahiCupsPoll *AvahiCupsPollHandle VALUE(NULL);
++ /* AvahiCupsPoll object */
++VAR AvahiClient *AvahiCupsClient VALUE(NULL);
++ /* AvahiClient object */
++VAR int AvahiCupsClientConnecting VALUE(0);
++ /* Is AvahiClient object connecting? */
++VAR AvahiEntryGroup *AvahiWebIFGroup VALUE(NULL);
++ /* Web interface entry group */
++#endif /* HAVE_AVAHI */
++
+ #ifdef HAVE_LIBSLP
+ VAR SLPHandle BrowseSLPHandle VALUE(NULL);
+ /* SLP API handle */
+@@ -195,13 +213,14 @@
+ extern void cupsdRestartPolling(void);
+ extern void cupsdSaveRemoteCache(void);
+ extern void cupsdSendBrowseList(void);
++extern void cupsdStartAvahiClient(void);
+ extern void cupsdStartBrowsing(void);
+ extern void cupsdStartPolling(void);
+ extern void cupsdStopBrowsing(void);
+ extern void cupsdStopPolling(void);
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ extern void cupsdUpdateDNSSDName(void);
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+ #ifdef HAVE_LDAP
+ extern void cupsdUpdateLDAPBrowse(void);
+ #endif /* HAVE_LDAP */
+--- a/scheduler/ipp.c
++++ b/scheduler/ipp.c
+@@ -6087,7 +6087,7 @@
+ ippAddDate(con->response, IPP_TAG_PRINTER, "printer-current-time",
+ ippTimeToDate(curtime));
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ if (!ra || cupsArrayFind(ra, "printer-dns-sd-name"))
+ {
+ if (printer->reg_name)
+@@ -6097,7 +6097,7 @@
+ ippAddInteger(con->response, IPP_TAG_PRINTER, IPP_TAG_NOVALUE,
+ "printer-dns-sd-name", 0);
+ }
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+ if (!ra || cupsArrayFind(ra, "printer-error-policy"))
+ ippAddString(con->response, IPP_TAG_PRINTER, IPP_TAG_NAME,
+--- a/scheduler/printers.c
++++ b/scheduler/printers.c
+@@ -883,9 +883,9 @@
+ cupsdClearString(&p->alert);
+ cupsdClearString(&p->alert_description);
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ cupsdClearString(&p->pdl);
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+
+ cupsArrayDelete(p->filetypes);
+
+@@ -3765,7 +3765,7 @@
+ attr->values[i].string.text = _cupsStrAlloc(mimetype);
+ }
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ {
+ char pdl[1024]; /* Buffer to build pdl list */
+ mime_filter_t *filter; /* MIME filter looping var */
+@@ -3821,7 +3821,7 @@
+
+ cupsdSetString(&p->pdl, pdl);
+ }
+-#endif /* HAVE_DNSSD */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
+ }
+
+
+--- a/scheduler/printers.h
++++ b/scheduler/printers.h
+@@ -16,6 +16,9 @@
+ #ifdef HAVE_DNSSD
+ # include <dns_sd.h>
+ #endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++# include "avahi.h"
++#endif /* HAVE_AVAHI */
+ #include <cups/pwg-private.h>
+
+
+@@ -95,16 +98,23 @@
+ time_t marker_time; /* Last time marker attributes were updated */
+ _ppd_cache_t *pc; /* PPD cache and mapping data */
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ char *reg_name, /* Name used for service registration */
+- *pdl, /* pdl value for TXT record */
+- *ipp_txt, /* IPP TXT record contents */
++ *pdl; /* pdl value for TXT record */
++#endif /* defined(HAVE_DNSSD) || defined(HAVE_AVAHI) */
++#ifdef HAVE_DNSSD
++ char *ipp_txt, /* IPP TXT record contents */
+ *printer_txt; /* LPD TXT record contents */
+ int ipp_len, /* IPP TXT record length */
+ printer_len; /* LPD TXT record length */
+ DNSServiceRef ipp_ref, /* Reference for _ipp._tcp,_cups */
+ printer_ref; /* Reference for _printer._tcp */
+ #endif /* HAVE_DNSSD */
++#ifdef HAVE_AVAHI
++ AvahiStringList *ipp_txt, /* IPP TXT record */
++ *printer_txt; /* LPD TXT record */
++ AvahiEntryGroup *avahi_group; /* Avahi entry group */
++#endif /* HAVE_AVAHI */
+ };
+
+
+--- a/scheduler/conf.c
++++ b/scheduler/conf.c
+@@ -650,7 +650,7 @@
+ Browsing = CUPS_DEFAULT_BROWSING;
+ DefaultShared = CUPS_DEFAULT_DEFAULT_SHARED;
+
+-#ifdef HAVE_DNSSD
++#if defined(HAVE_DNSSD) || defined(HAVE_AVAHI)
+ cupsdSetString(&DNSSDRegType, "_ipp._tcp,_cups");
+ #endif /* HAVE_DNSSD */
+
diff --git a/~mtjm/cups-usblp/cups-no-export-ssllibs.patch b/~mtjm/cups-usblp/cups-no-export-ssllibs.patch
new file mode 100644
index 000000000..9be3c819b
--- /dev/null
+++ b/~mtjm/cups-usblp/cups-no-export-ssllibs.patch
@@ -0,0 +1,12 @@
+diff -up cups-1.5b1/config-scripts/cups-ssl.m4.no-export-ssllibs cups-1.5b1/config-scripts/cups-ssl.m4
+--- cups-1.5b1/config-scripts/cups-ssl.m4.no-export-ssllibs 2011-05-11 02:52:08.000000000 +0200
++++ cups-1.5b1/config-scripts/cups-ssl.m4 2011-05-23 17:47:27.000000000 +0200
+@@ -164,7 +164,7 @@ AC_SUBST(IPPALIASES)
+ AC_SUBST(SSLFLAGS)
+ AC_SUBST(SSLLIBS)
+
+-EXPORT_SSLLIBS="$SSLLIBS"
++EXPORT_SSLLIBS=""
+ AC_SUBST(EXPORT_SSLLIBS)
+
+
diff --git a/~mtjm/cups-usblp/cups-no-gcrypt.patch b/~mtjm/cups-usblp/cups-no-gcrypt.patch
new file mode 100644
index 000000000..42f71d0d4
--- /dev/null
+++ b/~mtjm/cups-usblp/cups-no-gcrypt.patch
@@ -0,0 +1,38 @@
+diff -ruN cups-1.4.7.orig//config-scripts/cups-ssl.m4 cups-1.4.7/config-scripts/cups-ssl.m4
+--- cups-1.5.0.orig//config-scripts/cups-ssl.m4 2011-01-11 08:05:58.000000000 +0100
++++ cups-1.5.0/config-scripts/cups-ssl.m4 2011-08-02 10:44:26.011047900 +0200
+@@ -96,7 +96,6 @@
+ dnl Then look for GNU TLS...
+ if test $have_ssl = 0 -a "x$enable_gnutls" != "xno" -a "x$PKGCONFIG" != x; then
+ AC_PATH_PROG(LIBGNUTLSCONFIG,libgnutls-config)
+- AC_PATH_PROG(LIBGCRYPTCONFIG,libgcrypt-config)
+ if $PKGCONFIG --exists gnutls; then
+ have_ssl=1
+ SSLLIBS=`$PKGCONFIG --libs gnutls`
+@@ -110,16 +109,6 @@
+ AC_DEFINE(HAVE_SSL)
+ AC_DEFINE(HAVE_GNUTLS)
+ fi
+-
+- if test $have_ssl = 1; then
+- if $PKGCONFIG --exists gcrypt; then
+- SSLLIBS="$SSLLIBS `$PKGCONFIG --libs gcrypt`"
+- SSLFLAGS="$SSLFLAGS `$PKGCONFIG --cflags gcrypt`"
+- elif test "x$LIBGCRYPTCONFIG" != x; then
+- SSLLIBS="$SSLLIBS `$LIBGCRYPTCONFIG --libs`"
+- SSLFLAGS="$SSLFLAGS `$LIBGCRYPTCONFIG --cflags`"
+- fi
+- fi
+ fi
+
+ dnl Check for the OpenSSL library last...
+--- cups-1.5.0.orig//cups/http-private.h 2011-01-22 01:07:22.000000000 +0100
++++ cups-1.5.0/cups/http-private.h 2011-08-02 10:42:43.341604107 +0200
+@@ -93,7 +93,6 @@
+ # elif defined HAVE_GNUTLS
+ # include <gnutls/gnutls.h>
+ # include <gnutls/x509.h>
+-# include <gcrypt.h>
+ # elif defined(HAVE_CDSASSL)
+ # include <CoreFoundation/CoreFoundation.h>
+ # include <Security/Security.h>
diff --git a/~mtjm/cups-usblp/cups.install b/~mtjm/cups-usblp/cups.install
new file mode 100644
index 000000000..47c3d9b82
--- /dev/null
+++ b/~mtjm/cups-usblp/cups.install
@@ -0,0 +1,26 @@
+post_install() {
+ if [ -x usr/bin/xdg-icon-resource ]; then
+ xdg-icon-resource forceupdate --theme hicolor 2> /dev/null
+ fi
+ echo ">> If you use an HTTPS connection to CUPS, the first time you access"
+ echo ">> the interface it may take a very long time before the site comes up."
+ echo ">> This is because the first request triggers the generation of the CUPS"
+ echo ">> SSL certificates which can be a very time-consuming job."
+}
+
+post_upgrade() {
+ if [ -x usr/bin/xdg-icon-resource ]; then
+ xdg-icon-resource forceupdate --theme hicolor 2> /dev/null
+ fi
+ if [ "`vercmp $2 1.4.7-2`" -lt 0 ]; then
+ # important upgrade notice
+ echo "daemon script has been renamed to /etc/rc.d/cupsd"
+ echo "change your entry in /etc/rc.conf"
+ fi
+}
+
+post_remove() {
+ if [ -x usr/bin/xdg-icon-resource ]; then
+ xdg-icon-resource forceupdate --theme hicolor 2> /dev/null
+ fi
+}
diff --git a/~mtjm/cups-usblp/cups.logrotate b/~mtjm/cups-usblp/cups.logrotate
new file mode 100644
index 000000000..9c49bbdaf
--- /dev/null
+++ b/~mtjm/cups-usblp/cups.logrotate
@@ -0,0 +1,8 @@
+/var/log/cups/*log {
+ missingok
+ notifempty
+ delaycompress
+ postrotate
+ /bin/kill -HUP `cat /var/run/cups.pid 2>/dev/null` 2>/dev/null || true
+ endscript
+}
diff --git a/~mtjm/cups-usblp/cups.pam b/~mtjm/cups-usblp/cups.pam
new file mode 100644
index 000000000..53724d1f8
--- /dev/null
+++ b/~mtjm/cups-usblp/cups.pam
@@ -0,0 +1,3 @@
+auth required pam_unix.so
+account required pam_unix.so
+session required pam_unix.so
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-21 16:34:43 +0000