#include "client.h"
#include "internal.h"
-static void pending_call_callback(DBusPendingCall *pending, void *userdata) {
- AvahiServiceResolver *r = userdata;
- DBusMessage *message = NULL;
- AvahiStringList *strlst = NULL;
+/* AvahiServiceResolver implementation */
+
+DBusHandlerResult avahi_service_resolver_event (AvahiClient *client, AvahiResolverEvent event, DBusMessage *message) {
+ AvahiServiceResolver *r = NULL;
DBusError error;
+ const char *path;
+ AvahiStringList *strlst = NULL;
+
+ assert(client);
+ assert(message);
- assert(pending);
- assert(r);
+ dbus_error_init (&error);
- dbus_error_init(&error);
+ if (!(path = dbus_message_get_path(message)))
+ goto fail;
- if (!(message = dbus_pending_call_steal_reply(pending)))
+ for (r = client->service_resolvers; r; r = r->service_resolvers_next)
+ if (strcmp (r->path, path) == 0)
+ break;
+
+ if (!r)
goto fail;
- if (dbus_message_get_type(message) == DBUS_MESSAGE_TYPE_METHOD_RETURN) {
+ if (event == AVAHI_RESOLVER_FOUND) {
int j;
int32_t interface, protocol, aprotocol;
+ uint32_t flags;
char *name, *type, *domain, *host, *address;
uint16_t port;
DBusMessageIter iter, sub;
DBUS_TYPE_UINT16, &port,
DBUS_TYPE_INVALID) ||
dbus_error_is_set (&error)) {
+
fprintf(stderr, "Failed to parse resolver event.\n");
goto fail;
}
if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_ARRAY) {
- fprintf(stderr, "Error parsing service resolving message");
+ fprintf(stderr, "Error parsing service resolving message\n");
goto fail;
}
for (;;) {
DBusMessageIter sub2;
- int at, n;
- uint8_t *k;
+ int at;
if ((at = dbus_message_iter_get_arg_type(&sub)) == DBUS_TYPE_INVALID)
break;
assert(at == DBUS_TYPE_ARRAY);
if (dbus_message_iter_get_element_type(&sub) != DBUS_TYPE_BYTE) {
- fprintf(stderr, "Error parsing service resolving message");
+ fprintf(stderr, "Error parsing service resolving message\n");
goto fail;
}
dbus_message_iter_recurse(&sub, &sub2);
- dbus_message_iter_get_fixed_array(&sub2, &k, &n);
- strlst = avahi_string_list_add_arbitrary(strlst, k, n);
+
+ if (dbus_message_iter_get_array_len(&sub2) > 0) {
+ uint8_t *k;
+ int n;
+
+ dbus_message_iter_get_fixed_array(&sub2, &k, &n);
+ strlst = avahi_string_list_add_arbitrary(strlst, k, n);
+ }
dbus_message_iter_next(&sub);
}
+ dbus_message_iter_next(&iter);
+
+ if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_UINT32) {
+ fprintf(stderr, "Failed to parse resolver event.\n");
+ goto fail;
+ }
+
+ dbus_message_iter_get_basic(&iter, &flags);
+
assert(address);
if (!avahi_address_parse(address, (AvahiProtocol) aprotocol, &a)) {
fprintf(stderr, "Failed to parse address\n");
goto fail;
}
- r->callback(r, (AvahiIfIndex) interface, (AvahiProtocol) protocol, AVAHI_RESOLVER_FOUND, name, type, domain, host, &a, port, strlst, r->userdata);
-
- } else {
+ r->callback(r, (AvahiIfIndex) interface, (AvahiProtocol) protocol, AVAHI_RESOLVER_FOUND, name, type, domain, host, &a, port, strlst, (AvahiLookupResultFlags) flags, r->userdata);
+
+ avahi_string_list_free(strlst);
- assert(dbus_message_get_type(message) == DBUS_MESSAGE_TYPE_ERROR);
+ } else
+ r->callback(r, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, event, NULL, NULL, NULL, NULL, NULL, 0, NULL, 0, r->userdata);
- avahi_client_set_errno(r->client, avahi_error_dbus_to_number(dbus_message_get_error_name(message)));
+ return DBUS_HANDLER_RESULT_HANDLED;
- r->callback(r, (AvahiIfIndex) 0, (AvahiProtocol) 0, AVAHI_RESOLVER_TIMEOUT, NULL, NULL, NULL, NULL, NULL, 0, NULL, r->userdata);
- }
-
-fail:
-
- if (message)
- dbus_message_unref(message);
-
- avahi_string_list_free(strlst);
+fail:
dbus_error_free (&error);
+ avahi_string_list_free(strlst);
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
AvahiServiceResolver * avahi_service_resolver_new(
const char *type,
const char *domain,
AvahiProtocol aprotocol,
+ AvahiLookupFlags flags,
AvahiServiceResolverCallback callback,
void *userdata) {
DBusError error;
- AvahiServiceResolver *r;
- DBusMessage *message;
+ AvahiServiceResolver *r = NULL;
+ DBusMessage *message = NULL, *reply = NULL;
int32_t i_interface, i_protocol, i_aprotocol;
+ uint32_t u_flags;
+ char *path;
assert(client);
- assert(name);
assert(type);
if (!domain)
domain = "";
+
+ if (!name)
+ name = "";
dbus_error_init (&error);
r->client = client;
r->callback = callback;
r->userdata = userdata;
- r->call = NULL;
+ r->path = NULL;
AVAHI_LLIST_PREPEND(AvahiServiceResolver, service_resolvers, client->service_resolvers, r);
- if (!(message = dbus_message_new_method_call(AVAHI_DBUS_NAME, AVAHI_DBUS_PATH_SERVER, AVAHI_DBUS_INTERFACE_SERVER, "ResolveService"))) {
+ if (!(message = dbus_message_new_method_call(AVAHI_DBUS_NAME, AVAHI_DBUS_PATH_SERVER, AVAHI_DBUS_INTERFACE_SERVER, "ServiceResolverNew"))) {
avahi_client_set_errno(client, AVAHI_ERR_NO_MEMORY);
goto fail;
}
- i_interface = interface;
- i_protocol = protocol;
- i_aprotocol = aprotocol;
+ i_interface = (int32_t) interface;
+ i_protocol = (int32_t) protocol;
+ i_aprotocol = (int32_t) aprotocol;
+ u_flags = (uint32_t) flags;
if (!(dbus_message_append_args(
message,
DBUS_TYPE_STRING, &type,
DBUS_TYPE_STRING, &domain,
DBUS_TYPE_INT32, &i_aprotocol,
+ DBUS_TYPE_UINT32, &u_flags,
DBUS_TYPE_INVALID))) {
avahi_client_set_errno(client, AVAHI_ERR_NO_MEMORY);
goto fail;
}
- if (!dbus_connection_send_with_reply(client->bus, message, &r->call, -1) ||
- !dbus_pending_call_set_notify(r->call, pending_call_callback, r, NULL)) {
+ if (!(reply = dbus_connection_send_with_reply_and_block(client->bus, message, -1, &error)) ||
+ dbus_error_is_set(&error)) {
+ avahi_client_set_errno(client, AVAHI_ERR_DBUS_ERROR);
+ goto fail;
+ }
+
+ if (!dbus_message_get_args (reply, &error, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID) ||
+ dbus_error_is_set(&error) ||
+ !path) {
+ avahi_client_set_errno(client, AVAHI_ERR_DBUS_ERROR);
+ goto fail;
+ }
+
+ if (!(r->path = avahi_strdup(path))) {
+
+ /* FIXME: We don't remove the object on the server side */
+
avahi_client_set_errno(client, AVAHI_ERR_NO_MEMORY);
goto fail;
}
+
dbus_message_unref(message);
+ dbus_message_unref(reply);
return r;
if (message)
dbus_message_unref(message);
+ if (reply)
+ dbus_message_unref(reply);
+
return NULL;
}
+AvahiClient* avahi_service_resolver_get_client (AvahiServiceResolver *r) {
+ assert (r);
+
+ return r->client;
+}
+
int avahi_service_resolver_free(AvahiServiceResolver *r) {
AvahiClient *client;
+ int ret = AVAHI_OK;
assert(r);
client = r->client;
- if (r->call) {
- dbus_pending_call_cancel(r->call);
- dbus_pending_call_unref(r->call);
- }
+ if (r->path && client->state != AVAHI_CLIENT_DISCONNECTED)
+ ret = avahi_client_simple_method_call(client, r->path, AVAHI_DBUS_INTERFACE_SERVICE_RESOLVER, "Free");
AVAHI_LLIST_REMOVE(AvahiServiceResolver, service_resolvers, client->service_resolvers, r);
+ avahi_free(r->path);
+ avahi_free(r);
+
+ return ret;
+}
+
+/* AvahiHostNameResolver implementation */
+
+DBusHandlerResult avahi_host_name_resolver_event (AvahiClient *client, AvahiResolverEvent event, DBusMessage *message) {
+ AvahiHostNameResolver *r = NULL;
+ DBusError error;
+ const char *path;
+
+ assert(client);
+ assert(message);
+
+ dbus_error_init (&error);
+
+ if (!(path = dbus_message_get_path(message)))
+ goto fail;
+
+ for (r = client->host_name_resolvers; r; r = r->host_name_resolvers_next)
+ if (strcmp (r->path, path) == 0)
+ break;
+
+ if (!r)
+ goto fail;
+
+ if (event == AVAHI_RESOLVER_FOUND) {
+ int32_t interface, protocol, aprotocol;
+ uint32_t flags;
+ char *name, *address;
+ AvahiAddress a;
+
+ if (!dbus_message_get_args(
+ message, &error,
+ DBUS_TYPE_INT32, &interface,
+ DBUS_TYPE_INT32, &protocol,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_INT32, &aprotocol,
+ DBUS_TYPE_STRING, &address,
+ DBUS_TYPE_UINT32, &flags,
+ DBUS_TYPE_INVALID) ||
+ dbus_error_is_set (&error)) {
+ fprintf(stderr, "Failed to parse resolver event.\n");
+ goto fail;
+ }
+
+ assert(address);
+ if (!avahi_address_parse(address, (AvahiProtocol) aprotocol, &a)) {
+ fprintf(stderr, "Failed to parse address\n");
+ goto fail;
+ }
+
+ r->callback(r, (AvahiIfIndex) interface, (AvahiProtocol) protocol, AVAHI_RESOLVER_FOUND, name, &a, (AvahiLookupResultFlags) flags, r->userdata);
+
+ } else
+ r->callback(r, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, event, NULL, NULL, 0, r->userdata);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+
+fail:
+ dbus_error_free (&error);
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+
+AvahiHostNameResolver * avahi_host_name_resolver_new(
+ AvahiClient *client,
+ AvahiIfIndex interface,
+ AvahiProtocol protocol,
+ const char *name,
+ AvahiProtocol aprotocol,
+ AvahiLookupFlags flags,
+ AvahiHostNameResolverCallback callback,
+ void *userdata) {
+
+ DBusError error;
+ AvahiHostNameResolver *r = NULL;
+ DBusMessage *message = NULL, *reply = NULL;
+ int32_t i_interface, i_protocol, i_aprotocol;
+ uint32_t u_flags;
+ char *path;
+
+ assert(client);
+ assert(name);
+
+ dbus_error_init (&error);
+
+ if (client->state == AVAHI_CLIENT_DISCONNECTED) {
+ avahi_client_set_errno(client, AVAHI_ERR_BAD_STATE);
+ goto fail;
+ }
+
+ if (!(r = avahi_new(AvahiHostNameResolver, 1))) {
+ avahi_client_set_errno(client, AVAHI_ERR_NO_MEMORY);
+ goto fail;
+ }
+
+ r->client = client;
+ r->callback = callback;
+ r->userdata = userdata;
+ r->path = NULL;
+
+ AVAHI_LLIST_PREPEND(AvahiHostNameResolver, host_name_resolvers, client->host_name_resolvers, r);
+
+ if (!(message = dbus_message_new_method_call(AVAHI_DBUS_NAME, AVAHI_DBUS_PATH_SERVER, AVAHI_DBUS_INTERFACE_SERVER, "HostNameResolverNew"))) {
+ avahi_client_set_errno(client, AVAHI_ERR_NO_MEMORY);
+ goto fail;
+ }
+
+ i_interface = (int32_t) interface;
+ i_protocol = (int32_t) protocol;
+ i_aprotocol = (int32_t) aprotocol;
+ u_flags = (uint32_t) flags;
+
+ if (!(dbus_message_append_args(
+ message,
+ DBUS_TYPE_INT32, &i_interface,
+ DBUS_TYPE_INT32, &i_protocol,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_INT32, &i_aprotocol,
+ DBUS_TYPE_UINT32, &u_flags,
+ DBUS_TYPE_INVALID))) {
+ avahi_client_set_errno(client, AVAHI_ERR_NO_MEMORY);
+ goto fail;
+ }
+
+ if (!(reply = dbus_connection_send_with_reply_and_block(client->bus, message, -1, &error)) ||
+ dbus_error_is_set(&error)) {
+ avahi_client_set_errno(client, AVAHI_ERR_DBUS_ERROR);
+ goto fail;
+ }
+
+ if (!dbus_message_get_args (reply, &error, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID) ||
+ dbus_error_is_set(&error) ||
+ !path) {
+ avahi_client_set_errno(client, AVAHI_ERR_DBUS_ERROR);
+ goto fail;
+ }
+
+ if (!(r->path = avahi_strdup(path))) {
+
+ /* FIXME: We don't remove the object on the server side */
+
+ avahi_client_set_errno(client, AVAHI_ERR_NO_MEMORY);
+ goto fail;
+ }
+
+ dbus_message_unref(message);
+ dbus_message_unref(reply);
+
+ return r;
+
+fail:
+
+ if (dbus_error_is_set(&error)) {
+ avahi_client_set_dbus_error(client, &error);
+ dbus_error_free(&error);
+ }
+
+ if (r)
+ avahi_host_name_resolver_free(r);
+
+ if (message)
+ dbus_message_unref(message);
+
+ if (reply)
+ dbus_message_unref(reply);
+
+ return NULL;
+
+}
+
+int avahi_host_name_resolver_free(AvahiHostNameResolver *r) {
+ int ret = AVAHI_OK;
+ AvahiClient *client;
+
+ assert(r);
+ client = r->client;
+
+ if (r->path && client->state != AVAHI_CLIENT_DISCONNECTED)
+ ret = avahi_client_simple_method_call(client, r->path, AVAHI_DBUS_INTERFACE_HOST_NAME_RESOLVER, "Free");
+
+ AVAHI_LLIST_REMOVE(AvahiHostNameResolver, host_name_resolvers, client->host_name_resolvers, r);
+
+ avahi_free(r->path);
avahi_free(r);
- return AVAHI_OK;
+ return ret;
+}
+
+AvahiClient* avahi_host_name_resolver_get_client (AvahiHostNameResolver *r) {
+ assert (r);
+
+ return r->client;
+}
+
+/* AvahiAddressResolver implementation */
+
+DBusHandlerResult avahi_address_resolver_event (AvahiClient *client, AvahiResolverEvent event, DBusMessage *message) {
+ AvahiAddressResolver *r = NULL;
+ DBusError error;
+ const char *path;
+
+ assert(client);
+ assert(message);
+
+ dbus_error_init (&error);
+
+ if (!(path = dbus_message_get_path(message)))
+ goto fail;
+
+ for (r = client->address_resolvers; r; r = r->address_resolvers_next)
+ if (strcmp (r->path, path) == 0)
+ break;
+
+ if (!r)
+ goto fail;
+
+ if (event == AVAHI_RESOLVER_FOUND) {
+ int32_t interface, protocol, aprotocol;
+ uint32_t flags;
+ char *name, *address;
+ AvahiAddress a;
+
+ if (!dbus_message_get_args(
+ message, &error,
+ DBUS_TYPE_INT32, &interface,
+ DBUS_TYPE_INT32, &protocol,
+ DBUS_TYPE_INT32, &aprotocol,
+ DBUS_TYPE_STRING, &address,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_UINT32, &flags,
+ DBUS_TYPE_INVALID) ||
+ dbus_error_is_set (&error)) {
+ fprintf(stderr, "Failed to parse resolver event.\n");
+ goto fail;
+ }
+
+ assert(address);
+ if (!avahi_address_parse(address, (AvahiProtocol) aprotocol, &a)) {
+ fprintf(stderr, "Failed to parse address\n");
+ goto fail;
+ }
+
+ r->callback(r, (AvahiIfIndex) interface, (AvahiProtocol) protocol, AVAHI_RESOLVER_FOUND, (AvahiProtocol) aprotocol, &a, name, (AvahiLookupResultFlags) flags, r->userdata);
+ } else
+ r->callback(r, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, event, AVAHI_PROTO_UNSPEC, NULL, NULL, 0, r->userdata);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+
+fail:
+ dbus_error_free (&error);
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+AvahiAddressResolver * avahi_address_resolver_new_a(
+ AvahiClient *client,
+ AvahiIfIndex interface,
+ AvahiProtocol protocol,
+ const AvahiAddress *a,
+ AvahiLookupFlags flags,
+ AvahiAddressResolverCallback callback,
+ void *userdata) {
+
+ char addr[64];
+
+ assert (a);
+
+ if (!avahi_address_snprint (addr, sizeof (addr), a)) {
+ avahi_client_set_errno(client, AVAHI_ERR_INVALID_ADDRESS);
+ return NULL;
+ }
+
+ return avahi_address_resolver_new(
+ client, interface, protocol,
+ addr, flags,
+ callback, userdata);
+}
+
+AvahiAddressResolver * avahi_address_resolver_new(
+ AvahiClient *client,
+ AvahiIfIndex interface,
+ AvahiProtocol protocol,
+ const char *address,
+ AvahiLookupFlags flags,
+ AvahiAddressResolverCallback callback,
+ void *userdata) {
+
+ DBusError error;
+ AvahiAddressResolver *r = NULL;
+ DBusMessage *message = NULL, *reply = NULL;
+ int32_t i_interface, i_protocol;
+ uint32_t u_flags;
+ char *path;
+
+ assert(client);
+
+ dbus_error_init (&error);
+
+ if (client->state == AVAHI_CLIENT_DISCONNECTED) {
+ avahi_client_set_errno(client, AVAHI_ERR_BAD_STATE);
+ goto fail;
+ }
+
+ if (!(r = avahi_new(AvahiAddressResolver, 1))) {
+ avahi_client_set_errno(client, AVAHI_ERR_NO_MEMORY);
+ goto fail;
+ }
+
+ r->client = client;
+ r->callback = callback;
+ r->userdata = userdata;
+ r->path = NULL;
+
+ AVAHI_LLIST_PREPEND(AvahiAddressResolver, address_resolvers, client->address_resolvers, r);
+
+ if (!(message = dbus_message_new_method_call(AVAHI_DBUS_NAME, AVAHI_DBUS_PATH_SERVER, AVAHI_DBUS_INTERFACE_SERVER, "AddressResolverNew"))) {
+ avahi_client_set_errno(client, AVAHI_ERR_NO_MEMORY);
+ goto fail;
+ }
+
+ i_interface = (int32_t) interface;
+ i_protocol = (int32_t) protocol;
+ u_flags = (uint32_t) flags;
+
+ if (!(dbus_message_append_args(
+ message,
+ DBUS_TYPE_INT32, &i_interface,
+ DBUS_TYPE_INT32, &i_protocol,
+ DBUS_TYPE_STRING, &address,
+ DBUS_TYPE_UINT32, &u_flags,
+ DBUS_TYPE_INVALID))) {
+ avahi_client_set_errno(client, AVAHI_ERR_NO_MEMORY);
+ goto fail;
+ }
+
+ if (!(reply = dbus_connection_send_with_reply_and_block(client->bus, message, -1, &error)) ||
+ dbus_error_is_set(&error)) {
+ avahi_client_set_errno(client, AVAHI_ERR_DBUS_ERROR);
+ goto fail;
+ }
+
+ if (!dbus_message_get_args (reply, &error, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID) ||
+ dbus_error_is_set(&error) ||
+ !path) {
+ avahi_client_set_errno(client, AVAHI_ERR_DBUS_ERROR);
+ goto fail;
+ }
+
+ if (!(r->path = avahi_strdup(path))) {
+
+ /* FIXME: We don't remove the object on the server side */
+
+ avahi_client_set_errno(client, AVAHI_ERR_NO_MEMORY);
+ goto fail;
+ }
+
+ dbus_message_unref(message);
+ dbus_message_unref(reply);
+
+ return r;
+
+fail:
+
+ if (dbus_error_is_set(&error)) {
+ avahi_client_set_dbus_error(client, &error);
+ dbus_error_free(&error);
+ }
+
+ if (r)
+ avahi_address_resolver_free(r);
+
+ if (message)
+ dbus_message_unref(message);
+
+ if (reply)
+ dbus_message_unref(reply);
+
+ return NULL;
+
}
-int avahi_service_resolver_block(AvahiServiceResolver *r) {
+AvahiClient* avahi_address_resolver_get_client (AvahiAddressResolver *r) {
+ assert (r);
+
+ return r->client;
+}
+
+int avahi_address_resolver_free(AvahiAddressResolver *r) {
AvahiClient *client;
+ int ret = AVAHI_OK;
assert(r);
client = r->client;
- if (r->call)
- dbus_pending_call_block(r->call);
+ if (r->path && client->state != AVAHI_CLIENT_DISCONNECTED)
+ ret = avahi_client_simple_method_call(client, r->path, AVAHI_DBUS_INTERFACE_ADDRESS_RESOLVER, "Free");
+
+ AVAHI_LLIST_REMOVE(AvahiAddressResolver, address_resolvers, client->address_resolvers, r);
+
+ avahi_free(r->path);
+ avahi_free(r);
- return AVAHI_OK;
+ return ret;
}