From a96f0540a6eb9a9cfaabef829982576ebec6e596 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Sat, 15 Oct 2005 02:23:21 +0000 Subject: * implement compat-howl core * add HOWL examples to or build git-svn-id: file:///home/lennart/svn/public/avahi/trunk@765 941a03a8-eaeb-0310-b9a0-b1bbd8fe43fe --- avahi-compat-howl/Makefile.am | 30 +- avahi-compat-howl/address.c | 3 +- avahi-compat-howl/compat.c | 661 ++++++++++++++++++++++++++++++++++++ avahi-compat-howl/funcs.txt | 28 +- avahi-compat-howl/samples/browse.c | 184 ++++++++++ avahi-compat-howl/samples/publish.c | 110 ++++++ avahi-compat-howl/samples/query.c | 98 ++++++ avahi-compat-howl/samples/resolve.c | 111 ++++++ avahi-compat-howl/text.c | 3 +- avahi-compat-howl/unsupported.c | 115 +------ 10 files changed, 1209 insertions(+), 134 deletions(-) create mode 100644 avahi-compat-howl/compat.c create mode 100644 avahi-compat-howl/samples/browse.c create mode 100644 avahi-compat-howl/samples/publish.c create mode 100644 avahi-compat-howl/samples/query.c create mode 100644 avahi-compat-howl/samples/resolve.c (limited to 'avahi-compat-howl') diff --git a/avahi-compat-howl/Makefile.am b/avahi-compat-howl/Makefile.am index 398f029..d013752 100644 --- a/avahi-compat-howl/Makefile.am +++ b/avahi-compat-howl/Makefile.am @@ -49,14 +49,15 @@ avahi_compat_howl_HEADERS = \ lib_LTLIBRARIES = libavahi-compat-howl.la -noinst_PROGRAMS = address-test text-test +noinst_PROGRAMS = address-test text-test samples/browse samples/resolve samples/publish samples/query libavahi_compat_howl_la_SOURCES = \ $(avahi_compat_howl_HEADERS) \ warn.c warn.h \ unsupported.c \ address.c \ - text.c + text.c \ + compat.c libavahi_compat_howl_la_CFLAGS = $(AM_CFLAGS) $(PTHREAD_CFLAGS) -I $(srcdir)/include libavahi_compat_howl_la_LDFLAGS = $(AM_LDFLAGS) -export-dynamic -version-info $(LIBAVAHI_COMPAT_HOWL_VERSION_INFO) $(PTHREAD_LIBS) ../avahi-common/libavahi-common.la ../avahi-client/libavahi-client.la @@ -76,6 +77,31 @@ text_test_SOURCES = \ text_test_CFLAGS = $(AM_CFLAGS) $(PTHREAD_CFLAGS) -I $(srcdir)/include text_test_LDADD = $(AM_LDADD) ../avahi-common/libavahi-common.la +samples_browse_SOURCES = \ + $(avahi_compat_howl_HEADERS) \ + samples/browse.c +samples_browse_CFLAGS = $(AM_CFLAGS) $(PTHREAD_CFLAGS) -I $(srcdir)/include +samples_browse_LDADD = $(AM_LDADD) libavahi-compat-howl.la + +samples_resolve_SOURCES = \ + $(avahi_compat_howl_HEADERS) \ + samples/resolve.c +samples_resolve_CFLAGS = $(AM_CFLAGS) $(PTHREAD_CFLAGS) -I $(srcdir)/include +samples_resolve_LDADD = $(AM_LDADD) libavahi-compat-howl.la + +samples_publish_SOURCES = \ + $(avahi_compat_howl_HEADERS) \ + samples/publish.c +samples_publish_CFLAGS = $(AM_CFLAGS) $(PTHREAD_CFLAGS) -I $(srcdir)/include +samples_publish_LDADD = $(AM_LDADD) libavahi-compat-howl.la + +samples_query_SOURCES = \ + $(avahi_compat_howl_HEADERS) \ + samples/query.c +samples_query_CFLAGS = $(AM_CFLAGS) $(PTHREAD_CFLAGS) -I $(srcdir)/include +samples_query_LDADD = $(AM_LDADD) libavahi-compat-howl.la + + # You can test the compatibility layer by sticking in mDNSResponder's # dns-sd.c source here, naming it "libdns_sd-test.c" and running "make diff --git a/avahi-compat-howl/address.c b/avahi-compat-howl/address.c index 6f26d1a..c79b34d 100644 --- a/avahi-compat-howl/address.c +++ b/avahi-compat-howl/address.c @@ -31,8 +31,7 @@ #include #include -#include - +#include "howl.h" #include "warn.h" sw_ipv4_address sw_ipv4_address_any(void) { diff --git a/avahi-compat-howl/compat.c b/avahi-compat-howl/compat.c new file mode 100644 index 0000000..fc50458 --- /dev/null +++ b/avahi-compat-howl/compat.c @@ -0,0 +1,661 @@ +/* $Id$ */ + +/*** + This file is part of avahi. + + avahi is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + avahi is distributed in the hope that it will be useful, but WITHOUT + ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General + Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with avahi; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include + +#include + +#include +#include +#include +#include +#include +#include + +#include "howl.h" +#include "warn.h" + +#define OID_MAX 50 + +enum { + COMMAND_POLL = 'p', + COMMAND_QUIT = 'q', + COMMAND_POLL_DONE = 'P' +}; + +typedef enum { + OID_UNUSED = 0, + OID_SERVICE_BROWSER, + OID_SERVICE_RESOLVER, + OID_DOMAIN_BROWSER, + OID_ENTRY_GROUP +} oid_type; + +typedef struct oid_data { + oid_type type; + sw_opaque extra; + sw_discovery discovery; + void *object; + sw_result (*reply)(void); +} oid_data; + +struct _sw_discovery { + int n_ref; + AvahiSimplePoll *simple_poll; + AvahiClient *client; + + oid_data oid_table[OID_MAX]; + sw_discovery_oid oid_index; + + int thread_fd, main_fd; + + pthread_t thread; + int thread_running; + + pthread_mutex_t mutex; + +}; + +#define ASSERT_SUCCESS(r) { int __ret = (r); assert(__ret == 0); } + +static const char *add_trailing_dot(const char *s, char *buf, size_t buf_len) { + if (!s) + return NULL; + + if (*s == 0) + return s; + + if (s[strlen(s)-1] == '.') + return s; + + snprintf(buf, buf_len, "%s.", s); + return buf; +} + +static sw_result map_error(int error) { + switch (error) { + case AVAHI_OK: + return SW_OKAY; + + case AVAHI_ERR_NO_MEMORY: + return SW_E_MEM; + } + + return SW_E_UNKNOWN; +} + +static int read_command(int fd) { + ssize_t r; + char command; + + assert(fd >= 0); + + if ((r = read(fd, &command, 1)) != 1) { + fprintf(stderr, __FILE__": read() failed: %s\n", r < 0 ? strerror(errno) : "EOF"); + return -1; + } + + return command; +} + +static int write_command(int fd, char reply) { + assert(fd >= 0); + + if (write(fd, &reply, 1) != 1) { + fprintf(stderr, __FILE__": write() failed: %s\n", strerror(errno)); + return -1; + } + + return 0; +} + +static int poll_func(struct pollfd *ufds, unsigned int nfds, int timeout, void *userdata) { + sw_discovery self = userdata; + int ret; + + assert(self); + + ASSERT_SUCCESS(pthread_mutex_unlock(&self->mutex)); + ret = poll(ufds, nfds, timeout); + ASSERT_SUCCESS(pthread_mutex_lock(&self->mutex)); + + return ret; +} + +static void * thread_func(void *data) { + sw_discovery self = data; + sigset_t mask; + + sigfillset(&mask); + pthread_sigmask(SIG_BLOCK, &mask, NULL); + + self->thread = pthread_self(); + self->thread_running = 1; + + for (;;) { + char command; + + if ((command = read_command(self->thread_fd)) < 0) + break; + +/* fprintf(stderr, "Command: %c\n", command); */ + + switch (command) { + + case COMMAND_POLL: + + ASSERT_SUCCESS(pthread_mutex_lock(&self->mutex)); + + if (avahi_simple_poll_run(self->simple_poll) < 0) { + fprintf(stderr, __FILE__": avahi_simple_poll_run() failed.\n"); + ASSERT_SUCCESS(pthread_mutex_unlock(&self->mutex)); + break; + } + + ASSERT_SUCCESS(pthread_mutex_unlock(&self->mutex)); + + if (write_command(self->thread_fd, COMMAND_POLL_DONE) < 0) + break; + + break; + + case COMMAND_QUIT: + return NULL; + } + + } + + return NULL; +} + +static int oid_alloc(sw_discovery self, oid_type type) { + sw_discovery_oid i; + assert(self); + + for (i = 0; i < OID_MAX; i++) { + + while (self->oid_index >= OID_MAX) + self->oid_index -= OID_MAX; + + if (self->oid_table[self->oid_index].type == OID_UNUSED) { + self->oid_table[self->oid_index].type = type; + self->oid_table[self->oid_index].discovery = self; + return self->oid_index ++; + } + + self->oid_index ++; + } + + /* No free entry found */ + + return (sw_discovery_oid) -1; +} + +static void oid_release(sw_discovery self, sw_discovery_oid oid) { + assert(self); + assert(oid < OID_MAX); + + assert(self->oid_table[oid].type != OID_UNUSED); + + self->oid_table[oid].type = OID_UNUSED; + self->oid_table[oid].discovery = NULL; + self->oid_table[oid].reply = NULL; + self->oid_table[oid].object = NULL; + self->oid_table[oid].extra = NULL; +} + +static oid_data* oid_get(sw_discovery self, sw_discovery_oid oid) { + assert(self); + + if (oid >= OID_MAX) + return NULL; + + if (self->oid_table[oid].type == OID_UNUSED) + return NULL; + + return &self->oid_table[oid]; +} + +sw_result sw_discovery_init(sw_discovery * self) { + int fd[2] = { -1, -1}; + sw_result result = SW_E_UNKNOWN; + pthread_mutexattr_t mutex_attr; + int error; + + assert(self); + + AVAHI_WARN_LINKAGE; + + *self = NULL; + + if (socketpair(AF_UNIX, SOCK_STREAM, 0, fd) < 0) + goto fail; + + if (!(*self = avahi_new(struct _sw_discovery, 1))) { + result = SW_E_MEM; + goto fail; + } + + (*self)->n_ref = 1; + (*self)->thread_fd = fd[0]; + (*self)->main_fd = fd[1]; + + (*self)->client = NULL; + (*self)->simple_poll = NULL; + + memset((*self)->oid_table, 0, sizeof((*self)->oid_table)); + (*self)->oid_index = 0; + + (*self)->thread_running = 0; + + ASSERT_SUCCESS(pthread_mutexattr_init(&mutex_attr)); + pthread_mutexattr_settype(&mutex_attr, PTHREAD_MUTEX_RECURSIVE); + ASSERT_SUCCESS(pthread_mutex_init(&(*self)->mutex, NULL)); + + if (!((*self)->simple_poll = avahi_simple_poll_new())) + goto fail; + + avahi_simple_poll_set_func((*self)->simple_poll, poll_func, *self); + + if (!((*self)->client = avahi_client_new(avahi_simple_poll_get((*self)->simple_poll), NULL, *self, &error))) { + result = map_error(error); + goto fail; + } + + /* Start simple poll */ + if (avahi_simple_poll_prepare((*self)->simple_poll, -1) < 0) + goto fail; + + /* Queue an initial POLL command for the thread */ + if (write_command((*self)->main_fd, COMMAND_POLL) < 0) + goto fail; + + if (pthread_create(&(*self)->thread, NULL, thread_func, *self) != 0) + goto fail; + + (*self)->thread_running = 1; + + return SW_OKAY; + +fail: + + if (*self) + sw_discovery_fina(*self); + + return result; +} + +static int stop_thread(sw_discovery self) { + assert(self); + + if (!self->thread_running) + return 0; + + if (write_command(self->main_fd, COMMAND_QUIT) < 0) + return -1; + + avahi_simple_poll_wakeup(self->simple_poll); + + ASSERT_SUCCESS(pthread_join(self->thread, NULL)); + self->thread_running = 0; + return 0; +} + +static sw_discovery discover_ref(sw_discovery self) { + assert(self); + assert(self->n_ref >= 1); + + self->n_ref++; + + return self; +} + +static void discover_unref(sw_discovery self) { + assert(self); + assert(self->n_ref >= 1); + + if (--self->n_ref > 0) + return; + + stop_thread(self); + + if (self->client) + avahi_client_free(self->client); + + if (self->simple_poll) + avahi_simple_poll_free(self->simple_poll); + + if (self->thread_fd >= 0) + close(self->thread_fd); + + if (self->main_fd >= 0) + close(self->main_fd); + + ASSERT_SUCCESS(pthread_mutex_destroy(&self->mutex)); + + avahi_free(self); +} + +sw_result sw_discovery_fina(sw_discovery self) { + assert(self); + + AVAHI_WARN_LINKAGE; + + stop_thread(self); + discover_unref(self); + + return SW_OKAY; +} + +sw_result sw_discovery_run(sw_discovery self) { + assert(self); + + AVAHI_WARN_LINKAGE; + + return sw_salt_run((sw_salt) self); +} + +sw_result sw_discovery_stop_run(sw_discovery self) { + assert(self); + + AVAHI_WARN_LINKAGE; + + return sw_salt_stop_run((sw_salt) self); +} + +int sw_discovery_socket(sw_discovery self) { + assert(self); + + AVAHI_WARN_LINKAGE; + + return self->main_fd; +} + +sw_result sw_discovery_read_socket(sw_discovery self) { + sw_result result = SW_E_UNKNOWN; + + assert(self); + + discover_ref(self); + + ASSERT_SUCCESS(pthread_mutex_lock(&self->mutex)); + + /* Cleanup notification socket */ + if (read_command(self->main_fd) != COMMAND_POLL_DONE) + goto finish; + + if (avahi_simple_poll_dispatch(self->simple_poll) < 0) + goto finish; + + if (self->n_ref > 1) /* Perhaps we should die */ + + /* Dispatch events */ + if (avahi_simple_poll_prepare(self->simple_poll, -1) < 0) + goto finish; + + if (self->n_ref > 1) + + /* Request the poll */ + if (write_command(self->main_fd, COMMAND_POLL) < 0) + goto finish; + + result = SW_OKAY; + +finish: + + ASSERT_SUCCESS(pthread_mutex_unlock(&self->mutex)); + + discover_unref(self); + + return result; +} + +sw_result sw_discovery_salt(sw_discovery self, sw_salt *salt) { + assert(self); + assert(salt); + + AVAHI_WARN_LINKAGE; + + *salt = (sw_salt) self; + + return SW_OKAY; +} + +sw_result sw_salt_step(sw_salt self, sw_uint32 * msec) { + struct pollfd p; + int r; + sw_result result; + + AVAHI_WARN_LINKAGE; + + if (!((sw_discovery) self)->thread_running) + return SW_E_UNKNOWN; + + memset(&p, 0, sizeof(p)); + p.fd = ((sw_discovery) self)->main_fd; + p.events = POLLIN; + + if ((r = poll(&p, 1, msec ? (int) *msec : -1)) < 0) { + + /* Don't treat EINTR as error */ + if (errno == EINTR) + return SW_OKAY; + + return SW_E_UNKNOWN; + + } else if (r == 0) { + + /* Timeoout */ + return SW_OKAY; + + } else { + /* Success */ + + if (p.revents != POLLIN) + return SW_E_UNKNOWN; + + if ((result = sw_discovery_read_socket((sw_discovery) self)) != SW_OKAY) + return result; + } + + return SW_OKAY; +} + +sw_result sw_salt_run(sw_salt self) { + sw_result ret; + + AVAHI_WARN_LINKAGE; + + for (;;) + if ((ret = sw_salt_step(self, NULL)) != SW_OKAY) + return ret; +} + +sw_result sw_salt_stop_run(sw_salt self) { + AVAHI_WARN_LINKAGE; + + if (stop_thread((sw_discovery) self) < 0) + return SW_E_UNKNOWN; + + return SW_OKAY; +} + +sw_result sw_discovery_publish( + sw_discovery self, + sw_uint32 interface_index, + sw_const_string name, + sw_const_string type, + sw_const_string domain, + sw_const_string host, + sw_port port, + sw_octets text_record, + sw_uint32 text_record_len, + sw_discovery_publish_reply reply, + sw_opaque extra, + sw_discovery_oid * oid) { + AVAHI_WARN_UNSUPPORTED; + return SW_E_NO_IMPL; +} + +sw_result sw_discovery_browse_domains( + sw_discovery self, + sw_uint32 interface_index, + sw_discovery_browse_reply reply, + sw_opaque extra, + sw_discovery_oid * oid) { + AVAHI_WARN_UNSUPPORTED; + return SW_E_NO_IMPL; +} + +sw_result sw_discovery_resolve( + sw_discovery self, + sw_uint32 interface_index, + sw_const_string name, + sw_const_string type, + sw_const_string domain, + sw_discovery_resolve_reply reply, + sw_opaque extra, + sw_discovery_oid * oid) { + AVAHI_WARN_UNSUPPORTED; + return SW_E_NO_IMPL; +} + +#define OID_GET_INDEX(data) ((sw_discovery_oid) (((data) - ((data)->discovery->oid_table))/sizeof(oid_data))) + +static void service_browser_callback( + AvahiServiceBrowser *b, + AvahiIfIndex interface, + AvahiProtocol protocol, + AvahiBrowserEvent event, + const char *name, + const char *type, + const char *domain, + AvahiLookupResultFlags flags, + void *userdata) { + + oid_data* data = userdata; + char type_fixed[AVAHI_DOMAIN_NAME_MAX], domain_fixed[AVAHI_DOMAIN_NAME_MAX]; + sw_discovery_browse_reply reply; + + assert(b); + assert(data); + + reply = (sw_discovery_browse_reply) data->reply; + + type = add_trailing_dot(type, type_fixed, sizeof(type_fixed)); + domain = add_trailing_dot(domain, domain_fixed, sizeof(domain_fixed)); + + switch (event) { + case AVAHI_BROWSER_NEW: + reply(data->discovery, OID_GET_INDEX(data), SW_DISCOVERY_BROWSE_ADD_SERVICE, interface, name, type, domain, data->extra); + break; + + case AVAHI_BROWSER_REMOVE: + reply(data->discovery, OID_GET_INDEX(data), SW_DISCOVERY_BROWSE_REMOVE_SERVICE, interface, name, type, domain, data->extra); + break; + + case AVAHI_BROWSER_FAILURE: + reply(data->discovery, OID_GET_INDEX(data), SW_DISCOVERY_BROWSE_INVALID, interface, name, type, domain, data->extra); + break; + + case AVAHI_BROWSER_CACHE_EXHAUSTED: + case AVAHI_BROWSER_ALL_FOR_NOW: + break; + } +} + + +sw_result sw_discovery_browse( + sw_discovery self, + sw_uint32 interface_index, + sw_const_string type, + sw_const_string domain, + sw_discovery_browse_reply reply, + sw_opaque extra, + sw_discovery_oid * oid) { + + oid_data *data; + AvahiIfIndex ifindex; + sw_result result = SW_E_UNKNOWN; + + assert(self); + assert(type); + assert(reply); + assert(oid); + + AVAHI_WARN_LINKAGE; + + if ((*oid = oid_alloc(self, OID_SERVICE_BROWSER)) == (sw_discovery_oid) -1) + return SW_E_UNKNOWN; + + data = oid_get(self, *oid); + assert(data); + data->reply = (sw_result (*)(void)) reply; + data->extra = extra; + + ifindex = interface_index == 0 ? AVAHI_IF_UNSPEC : (AvahiIfIndex) interface_index; + + ASSERT_SUCCESS(pthread_mutex_lock(&self->mutex)); + + if (!(data->object = avahi_service_browser_new(self->client, ifindex, AVAHI_PROTO_UNSPEC, type, domain, 0, service_browser_callback, data))) { + result = map_error(avahi_client_errno(self->client)); + goto finish; + } + + result = SW_OKAY; + +finish: + + ASSERT_SUCCESS(pthread_mutex_unlock(&self->mutex)); + + if (result != SW_OKAY) + if (*oid != (sw_discovery_oid) -1) + oid_release(self, *oid); + + return result; +} + +sw_result sw_discovery_cancel(sw_discovery self, sw_discovery_oid oid) { + oid_data *data; + assert(self); + + AVAHI_WARN_LINKAGE; + + if (!(data = oid_get(self, oid))) + return SW_E_UNKNOWN; + + switch (data->type) { + case OID_SERVICE_BROWSER: + avahi_service_browser_free(data->object); + break; + + case OID_UNUSED: + ; + } + + oid_release(self, oid); + + return SW_OKAY; +} diff --git a/avahi-compat-howl/funcs.txt b/avahi-compat-howl/funcs.txt index 7058217..19cfef1 100644 --- a/avahi-compat-howl/funcs.txt +++ b/avahi-compat-howl/funcs.txt @@ -2,22 +2,18 @@ Functions marked with "x" are already implemented. Supported: -sw_discovery_init -sw_discovery_init_with_flags -sw_discovery_fina -sw_discovery_publish_host +x sw_discovery_init +x sw_discovery_fina sw_discovery_publish -sw_discovery_publish_update sw_discovery_browse_domains -sw_discovery_browse +x sw_discovery_browse sw_discovery_resolve -sw_discovery_query_record -sw_discovery_cancel -sw_discovery_run -sw_discovery_stop_run -sw_discovery_socket -sw_discovery_read_socket -sw_discovery_salt +x sw_discovery_cancel +x sw_discovery_run +x sw_discovery_stop_run +x sw_discovery_socket +x sw_discovery_read_socket +x sw_discovery_salt x sw_text_record_init x sw_text_record_fina @@ -44,7 +40,7 @@ x sw_ipv4_address_name x sw_ipv4_address_decompose x sw_ipv4_address_equals -sw_salt_step +x sw_salt_step Unsupported: @@ -176,6 +172,10 @@ sw_corby_object_send sw_corby_object_recv sw_corby_object_channel sw_corby_object_set_channel +sw_discovery_init_with_flags +sw_discovery_publish_update +sw_discovery_publish_host +sw_discovery_query_record sw_text_record_string_iterator_init sw_text_record_string_iterator_fina sw_text_record_string_iterator_next diff --git a/avahi-compat-howl/samples/browse.c b/avahi-compat-howl/samples/browse.c new file mode 100644 index 0000000..b4a8cf3 --- /dev/null +++ b/avahi-compat-howl/samples/browse.c @@ -0,0 +1,184 @@ +/* + * Copyright 2003, 2004, 2004 Porchdog Software. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY PORCHDOG SOFTWARE ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE HOWL PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * + * The views and conclusions contained in the software and documentation are those + * of the authors and should not be interpreted as representing official policies, + * either expressed or implied, of Porchdog Software. + */ + +#include +#include +#include + + +static sw_result HOWL_API +my_resolver( + sw_discovery discovery, + sw_discovery_oid oid, + sw_uint32 interface_index, + sw_const_string name, + sw_const_string type, + sw_const_string domain, + sw_ipv4_address address, + sw_port port, + sw_octets text_record, + sw_uint32 text_record_len, + sw_opaque_t extra) +{ + sw_text_record_iterator it; + sw_int8 name_buf[16]; + sw_int8 key[SW_TEXT_RECORD_MAX_LEN]; + sw_int8 sval[SW_TEXT_RECORD_MAX_LEN]; + sw_uint8 oval[SW_TEXT_RECORD_MAX_LEN]; + sw_uint32 oval_len; + sw_result err = SW_OKAY; + + sw_discovery_cancel(discovery, oid); + + fprintf(stderr, "resolve reply: 0x%x %s %s %s %s %d\n", interface_index, name, type, domain, sw_ipv4_address_name(address, name_buf, 16), port); + + if ((text_record_len > 0) && (text_record) && (*text_record != '\0')) + { + err = sw_text_record_iterator_init(&it, text_record, text_record_len); + sw_check_okay(err, exit); + + while (sw_text_record_iterator_next(it, key, oval, &oval_len) == SW_OKAY) + { + fprintf(stderr, "Txt: [%s]=[%s] - (%d bytes)\n", key, oval, oval_len); + } + + err = sw_text_record_iterator_fina(it); + sw_check_okay(err, exit); + } + +exit: + + return err; +} + + +static sw_result HOWL_API +my_browser( + sw_discovery discovery, + sw_discovery_oid oid, + sw_discovery_browse_status status, + sw_uint32 interface_index, + sw_const_string name, + sw_const_string type, + sw_const_string domain, + sw_opaque_t extra) +{ + sw_discovery_resolve_id rid; + + switch (status) + { + case SW_DISCOVERY_BROWSE_INVALID: + { + fprintf(stderr, "browse reply: Invalid\n"); + } + break; + + case SW_DISCOVERY_BROWSE_RELEASE: + { + fprintf(stderr, "browse reply: Release\n"); + } + break; + + case SW_DISCOVERY_BROWSE_ADD_DOMAIN: + { + fprintf(stderr, "browse reply: Add Domain\n"); + } + break; + + case SW_DISCOVERY_BROWSE_ADD_DEFAULT_DOMAIN: + { + fprintf(stderr, "browse reply: Add Default Domain\n"); + } + break; + + case SW_DISCOVERY_BROWSE_REMOVE_DOMAIN: + { + fprintf(stderr, "browse reply: Remove Domain\n"); + } + break; + + case SW_DISCOVERY_BROWSE_ADD_SERVICE: + { + fprintf(stderr, "browse reply: Add Service 0x%x %s %s %s\n", interface_index, name, type, domain); + if (sw_discovery_resolve(discovery, interface_index, name, type, domain, my_resolver, NULL, &rid) != SW_OKAY) + { + fprintf(stderr, "resolve failed\n"); + } + } + break; + + case SW_DISCOVERY_BROWSE_REMOVE_SERVICE: + { + fprintf(stderr, "browse reply: Remove Service\n"); + fprintf(stderr, "remove service: 0x%x %s %s %s\n", interface_index, name, type, domain); + } + break; + + case SW_DISCOVERY_BROWSE_RESOLVED: + { + fprintf(stderr, "browse reply: Resolved\n"); + } + break; + } + + return SW_OKAY; +} + + +#if defined(WIN32) +int __cdecl +#else +int +#endif +main( + int argc, + char ** argv) +{ + sw_discovery discovery; + sw_discovery_oid oid; + sw_result err; + + err = sw_discovery_init(&discovery); + sw_check_okay(err, exit); + + if (argc != 2) + { + fprintf(stderr, "usage: mDNSBrowse \n"); + return -1; + } + + err = sw_discovery_browse(discovery, 0, argv[1], NULL, my_browser, NULL, &oid); + sw_check_okay(err, exit); + + err = sw_discovery_run(discovery); + sw_check_okay(err, exit); + +exit: + + return err; +} diff --git a/avahi-compat-howl/samples/publish.c b/avahi-compat-howl/samples/publish.c new file mode 100644 index 0000000..cca6040 --- /dev/null +++ b/avahi-compat-howl/samples/publish.c @@ -0,0 +1,110 @@ +/* + * Copyright 2003, 2004 Porchdog Software. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY PORCHDOG SOFTWARE ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE HOWL PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * + * The views and conclusions contained in the software and documentation are those + * of the authors and should not be interpreted as representing official policies, + * either expressed or implied, of Porchdog Software. + */ + +#include +#include + + +static sw_result HOWL_API +my_service_reply( + sw_discovery discovery, + sw_discovery_oid oid, + sw_discovery_publish_status status, + sw_opaque extra) +{ + static sw_string + status_text[] = + { + "Started", + "Stopped", + "Name Collision", + "Invalid" + }; + + fprintf(stderr, "publish reply: %s\n", status_text[status]); + return SW_OKAY; +} + + +#if defined(WIN32) +int __cdecl +#else +int +#endif +main( + int argc, + char ** argv) +{ + sw_discovery discovery; + sw_text_record text_record; + sw_result result; + sw_discovery_publish_id id; + int i; + + if (sw_discovery_init(&discovery) != SW_OKAY) + { + fprintf(stderr, "sw_discovery_init() failed\n"); + return -1; + } + + if (argc < 4) + { + fprintf(stderr, "usage: mDNSPublish [service text 1]...[service text n]\n"); + return -1; + } + + if (sw_text_record_init(&text_record) != SW_OKAY) + { + fprintf(stderr, "sw_text_record_init() failed\n"); + return -1; + } + + for (i = 4; i < argc; i++) + { + if (sw_text_record_add_string(text_record, argv[i]) != SW_OKAY) + { + fprintf(stderr, "unable to add service text: %s\n", argv[i]); + return -1; + } + } + + printf("%s %s %d\n", argv[1], argv[2], atoi(argv[3])); + + if ((result = sw_discovery_publish(discovery, 0, argv[1], argv[2], NULL, NULL, atoi(argv[3]), sw_text_record_bytes(text_record), sw_text_record_len(text_record), my_service_reply, NULL, &id)) != SW_OKAY) + { + fprintf(stderr, "publish failed: %d\n", result); + sw_text_record_fina(text_record); + return -1; + } + + sw_text_record_fina(text_record); + + sw_discovery_run(discovery); + + return 0; +} diff --git a/avahi-compat-howl/samples/query.c b/avahi-compat-howl/samples/query.c new file mode 100644 index 0000000..a74a81c --- /dev/null +++ b/avahi-compat-howl/samples/query.c @@ -0,0 +1,98 @@ +/* + * Copyright 2003, 2004, 2004 Porchdog Software. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY PORCHDOG SOFTWARE ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE HOWL PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * + * The views and conclusions contained in the software and documentation are those + * of the authors and should not be interpreted as representing official policies, + * either expressed or implied, of Porchdog Software. + */ + +#include +#include +#include + + +static sw_result HOWL_API +query_record_reply( + sw_discovery session, + sw_discovery_oid oid, + sw_discovery_query_record_status status, + sw_uint32 interface_index, + sw_const_string fullname, + sw_uint16 rrtype, + sw_uint16 rrclass, + sw_uint16 rrdatalen, + sw_const_octets rrdata, + sw_uint32 ttl, + sw_opaque extra) +{ + sw_ipv4_address address; + + fprintf(stderr, "interface index = 0x%x, fullname is %s\n", interface_index, fullname); + + if ((rrtype == 1) && (rrclass == 1)) + { + sw_ipv4_address address; + sw_char name[16]; + + sw_ipv4_address_init_from_saddr(&address, *(sw_saddr*) rrdata); + + fprintf(stderr, "address is %s\n", sw_ipv4_address_name(address, name, sizeof(name))); + } + + return SW_OKAY; +} + + + +#if defined(WIN32) +int __cdecl +#else +int +#endif +main( + int argc, + char ** argv) +{ + sw_discovery discovery; + sw_discovery_oid oid; + sw_result err; + + err = sw_discovery_init(&discovery); + sw_check_okay(err, exit); + + if (argc != 4) + { + fprintf(stderr, "usage: mDNSBrowse \n"); + return -1; + } + + err = sw_discovery_query_record(discovery, 0, 0, argv[1], atoi(argv[2]), atoi(argv[3]), query_record_reply, NULL, &oid); + sw_check_okay(err, exit); + + err = sw_discovery_run(discovery); + sw_check_okay(err, exit); + +exit: + + return err; +} diff --git a/avahi-compat-howl/samples/resolve.c b/avahi-compat-howl/samples/resolve.c new file mode 100644 index 0000000..b921c27 --- /dev/null +++ b/avahi-compat-howl/samples/resolve.c @@ -0,0 +1,111 @@ +/* + * Copyright 2003, 2004, 2004 Porchdog Software. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY PORCHDOG SOFTWARE ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE HOWL PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * + * The views and conclusions contained in the software and documentation are those + * of the authors and should not be interpreted as representing official policies, + * either expressed or implied, of Porchdog Software. + */ + +#include +#include +#include + + +static sw_result HOWL_API +my_resolver( + sw_discovery discovery, + sw_discovery_oid oid, + sw_uint32 interface_index, + sw_const_string name, + sw_const_string type, + sw_const_string domain, + sw_ipv4_address address, + sw_port port, + sw_octets text_record, + sw_uint32 text_record_len, + sw_opaque_t extra) +{ + sw_text_record_iterator it; + sw_int8 name_buf[16]; + sw_int8 key[SW_TEXT_RECORD_MAX_LEN]; + sw_int8 sval[SW_TEXT_RECORD_MAX_LEN]; + sw_uint8 oval[SW_TEXT_RECORD_MAX_LEN]; + sw_uint32 oval_len; + sw_result err = SW_OKAY; + + sw_discovery_cancel(discovery, oid); + + fprintf(stderr, "resolve reply: 0x%x %s %s %s %s %d\n", interface_index, name, type, domain, sw_ipv4_address_name(address, name_buf, 16), port); + + if ((text_record_len > 0) && (text_record) && (*text_record != '\0')) + { + err = sw_text_record_iterator_init(&it, text_record, text_record_len); + sw_check_okay(err, exit); + + while (sw_text_record_iterator_next(it, key, oval, &oval_len) == SW_OKAY) + { + fprintf(stderr, "key = %s, data is %d bytes\n", key, oval_len); + } + + err = sw_text_record_iterator_fina(it); + sw_check_okay(err, exit); + } + +exit: + + return err; +} + + +#if defined(WIN32) +int __cdecl +#else +int +#endif +main( + int argc, + char ** argv) +{ + sw_discovery discovery; + sw_discovery_oid oid; + sw_result err; + + err = sw_discovery_init(&discovery); + sw_check_okay(err, exit); + + if (argc != 3) + { + fprintf(stderr, "usage: mDNSResolve \n"); + return -1; + } + + err = sw_discovery_resolve(discovery, 0, argv[1], argv[2], "local.", my_resolver, NULL, &oid); + sw_check_okay(err, exit); + + err = sw_discovery_run(discovery); + sw_check_okay(err, exit); + +exit: + + return err; +} diff --git a/avahi-compat-howl/text.c b/avahi-compat-howl/text.c index 25428d8..cbf51c7 100644 --- a/avahi-compat-howl/text.c +++ b/avahi-compat-howl/text.c @@ -25,12 +25,11 @@ #include -#include - #include #include #include +#include "howl.h" #include "warn.h" struct _sw_text_record { diff --git a/avahi-compat-howl/unsupported.c b/avahi-compat-howl/unsupported.c index dade02f..b636480 100644 --- a/avahi-compat-howl/unsupported.c +++ b/avahi-compat-howl/unsupported.c @@ -23,8 +23,7 @@ #include #endif -#include - +#include "howl.h" #include "warn.h" sw_string sw_strdup(sw_const_string str) { @@ -201,20 +200,6 @@ sw_result sw_salt_unlock(sw_salt self) { return SW_E_NO_IMPL; } -sw_result sw_salt_step(sw_salt self, sw_uint32 * msec) { - AVAHI_WARN_UNSUPPORTED; - return SW_E_NO_IMPL; -} - -sw_result sw_salt_run(sw_salt self) { - AVAHI_WARN_UNSUPPORTED; - return SW_E_NO_IMPL; -} - -sw_result sw_salt_stop_run(sw_salt self) { - AVAHI_WARN_UNSUPPORTED; - return SW_E_NO_IMPL; -} void sw_print_assert( int code, @@ -977,12 +962,6 @@ sw_result sw_corby_object_set_channel( return SW_E_NO_IMPL; } -sw_result sw_discovery_init( - sw_discovery * self) { - AVAHI_WARN_UNSUPPORTED; - return SW_E_NO_IMPL; -} - sw_result sw_discovery_init_with_flags( sw_discovery * self, sw_discovery_init_flags flags) { @@ -990,11 +969,6 @@ sw_result sw_discovery_init_with_flags( return SW_E_NO_IMPL; } -sw_result sw_discovery_fina(sw_discovery self) { - AVAHI_WARN_UNSUPPORTED; - return SW_E_NO_IMPL; -} - sw_result sw_discovery_publish_host( sw_discovery self, sw_uint32 interface_index, @@ -1008,23 +982,6 @@ sw_result sw_discovery_publish_host( return SW_E_NO_IMPL; } -sw_result sw_discovery_publish( - sw_discovery self, - sw_uint32 interface_index, - sw_const_string name, - sw_const_string type, - sw_const_string domain, - sw_const_string host, - sw_port port, - sw_octets text_record, - sw_uint32 text_record_len, - sw_discovery_publish_reply reply, - sw_opaque extra, - sw_discovery_oid * oid) { - AVAHI_WARN_UNSUPPORTED; - return SW_E_NO_IMPL; -} - sw_result sw_discovery_publish_update( sw_discovery self, sw_discovery_oid oid, @@ -1034,41 +991,6 @@ sw_result sw_discovery_publish_update( return SW_E_NO_IMPL; } -sw_result sw_discovery_browse_domains( - sw_discovery self, - sw_uint32 interface_index, - sw_discovery_browse_reply reply, - sw_opaque extra, - sw_discovery_oid * oid) { - AVAHI_WARN_UNSUPPORTED; - return SW_E_NO_IMPL; -} - -sw_result sw_discovery_browse( - sw_discovery self, - sw_uint32 interface_index, - sw_const_string type, - sw_const_string domain, - sw_discovery_browse_reply reply, - sw_opaque extra, - sw_discovery_oid * oid) { - AVAHI_WARN_UNSUPPORTED; - return SW_E_NO_IMPL; -} - -sw_result sw_discovery_resolve( - sw_discovery self, - sw_uint32 interface_index, - sw_const_string name, - sw_const_string type, - sw_const_string domain, - sw_discovery_resolve_reply reply, - sw_opaque extra, - sw_discovery_oid * oid) { - AVAHI_WARN_UNSUPPORTED; - return SW_E_NO_IMPL; -} - sw_result sw_discovery_query_record( sw_discovery self, sw_uint32 interface_index, @@ -1083,41 +1005,6 @@ sw_result sw_discovery_query_record( return SW_E_NO_IMPL; } -sw_result sw_discovery_cancel( - sw_discovery self, - sw_discovery_oid oid) { - AVAHI_WARN_UNSUPPORTED; - return SW_E_NO_IMPL; -} - -sw_result sw_discovery_run( - sw_discovery self) { - AVAHI_WARN_UNSUPPORTED; - return SW_E_NO_IMPL; -} - -sw_result sw_discovery_stop_run( - sw_discovery self) { - AVAHI_WARN_UNSUPPORTED; - return SW_E_NO_IMPL; -} - -int sw_discovery_socket(sw_discovery self) { - AVAHI_WARN_UNSUPPORTED_ABORT; -} - -sw_result sw_discovery_read_socket(sw_discovery self) { - AVAHI_WARN_UNSUPPORTED; - return SW_E_NO_IMPL; -} - -sw_result sw_discovery_salt( - sw_discovery self, - sw_salt * salt) { - AVAHI_WARN_UNSUPPORTED; - return SW_E_NO_IMPL; -} - sw_result sw_text_record_string_iterator_init( sw_text_record_string_iterator * self, sw_const_string text_record_string) { -- cgit