369 lines
13 KiB
C
369 lines
13 KiB
C
/***
|
|
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 <config.h>
|
|
#endif
|
|
|
|
#include <string.h>
|
|
|
|
#include "avahi-common/avahi-malloc.h"
|
|
#include <avahi-common/dbus.h>
|
|
#include <avahi-common/error.h>
|
|
#include <avahi-common/domain.h>
|
|
#include <avahi-core/log.h>
|
|
|
|
#include "dbus-util.h"
|
|
#include "dbus-internal.h"
|
|
#include "main.h"
|
|
|
|
void avahi_dbus_entry_group_free(EntryGroupInfo *i) {
|
|
assert(i);
|
|
|
|
if (i->entry_group)
|
|
avahi_s_entry_group_free(i->entry_group);
|
|
|
|
if (i->path) {
|
|
dbus_connection_unregister_object_path(server->bus, i->path);
|
|
avahi_free(i->path);
|
|
}
|
|
AVAHI_LLIST_REMOVE(EntryGroupInfo, entry_groups, i->client->entry_groups, i);
|
|
|
|
assert(i->client->n_objects >= 1);
|
|
i->client->n_objects--;
|
|
|
|
avahi_free(i);
|
|
}
|
|
|
|
void avahi_dbus_entry_group_callback(AvahiServer *s, AvahiSEntryGroup *g, AvahiEntryGroupState state, void* userdata) {
|
|
EntryGroupInfo *i = userdata;
|
|
DBusMessage *m;
|
|
int32_t t;
|
|
const char *e;
|
|
|
|
assert(s);
|
|
assert(g);
|
|
assert(i);
|
|
|
|
m = dbus_message_new_signal(i->path, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "StateChanged");
|
|
|
|
if (!m) {
|
|
avahi_log_error("Failed allocate message");
|
|
return;
|
|
}
|
|
|
|
t = (int32_t) state;
|
|
if (state == AVAHI_ENTRY_GROUP_FAILURE)
|
|
e = avahi_error_number_to_dbus(avahi_server_errno(s));
|
|
else if (state == AVAHI_ENTRY_GROUP_COLLISION)
|
|
e = AVAHI_DBUS_ERR_COLLISION;
|
|
else
|
|
e = AVAHI_DBUS_ERR_OK;
|
|
|
|
dbus_message_append_args(
|
|
m,
|
|
DBUS_TYPE_INT32, &t,
|
|
DBUS_TYPE_STRING, &e,
|
|
DBUS_TYPE_INVALID);
|
|
dbus_message_set_destination(m, i->client->name);
|
|
dbus_connection_send(server->bus, m, NULL);
|
|
dbus_message_unref(m);
|
|
}
|
|
|
|
DBusHandlerResult avahi_dbus_msg_entry_group_impl(DBusConnection *c, DBusMessage *m, void *userdata) {
|
|
DBusError error;
|
|
EntryGroupInfo *i = userdata;
|
|
|
|
assert(c);
|
|
assert(m);
|
|
assert(i);
|
|
|
|
dbus_error_init(&error);
|
|
|
|
avahi_log_debug(__FILE__": interface=%s, path=%s, member=%s",
|
|
dbus_message_get_interface(m),
|
|
dbus_message_get_path(m),
|
|
dbus_message_get_member(m));
|
|
|
|
/* Introspection */
|
|
if (dbus_message_is_method_call(m, DBUS_INTERFACE_INTROSPECTABLE, "Introspect"))
|
|
return avahi_dbus_handle_introspect(c, m, "org.freedesktop.Avahi.EntryGroup.xml");
|
|
|
|
/* Access control */
|
|
if (strcmp(dbus_message_get_sender(m), i->client->name))
|
|
return avahi_dbus_respond_error(c, m, AVAHI_ERR_ACCESS_DENIED, NULL);
|
|
|
|
if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "Free")) {
|
|
|
|
if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
|
|
avahi_log_warn("Error parsing EntryGroup::Free message");
|
|
goto fail;
|
|
}
|
|
|
|
avahi_dbus_entry_group_free(i);
|
|
return avahi_dbus_respond_ok(c, m);
|
|
|
|
} else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "Commit")) {
|
|
|
|
if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
|
|
avahi_log_warn("Error parsing EntryGroup::Commit message");
|
|
goto fail;
|
|
}
|
|
|
|
if (avahi_s_entry_group_commit(i->entry_group) < 0)
|
|
return avahi_dbus_respond_error(c, m, avahi_server_errno(avahi_server), NULL);
|
|
|
|
return avahi_dbus_respond_ok(c, m);
|
|
|
|
|
|
} else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "Reset")) {
|
|
|
|
if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
|
|
avahi_log_warn("Error parsing EntryGroup::Reset message");
|
|
goto fail;
|
|
}
|
|
|
|
avahi_s_entry_group_reset(i->entry_group);
|
|
i->n_entries = 0;
|
|
return avahi_dbus_respond_ok(c, m);
|
|
|
|
} else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "IsEmpty")) {
|
|
|
|
if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
|
|
avahi_log_warn("Error parsing EntryGroup::IsEmpty message");
|
|
goto fail;
|
|
}
|
|
|
|
return avahi_dbus_respond_boolean(c, m, !!avahi_s_entry_group_is_empty(i->entry_group));
|
|
|
|
} else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "GetState")) {
|
|
AvahiEntryGroupState state;
|
|
|
|
if (!dbus_message_get_args(m, &error, DBUS_TYPE_INVALID)) {
|
|
avahi_log_warn("Error parsing EntryGroup::GetState message");
|
|
goto fail;
|
|
}
|
|
|
|
state = avahi_s_entry_group_get_state(i->entry_group);
|
|
return avahi_dbus_respond_int32(c, m, (int32_t) state);
|
|
|
|
} else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "AddService")) {
|
|
int32_t interface, protocol;
|
|
uint32_t flags;
|
|
char *type, *name, *domain, *host;
|
|
uint16_t port;
|
|
AvahiStringList *strlst = NULL;
|
|
|
|
if (!dbus_message_get_args(
|
|
m, &error,
|
|
DBUS_TYPE_INT32, &interface,
|
|
DBUS_TYPE_INT32, &protocol,
|
|
DBUS_TYPE_UINT32, &flags,
|
|
DBUS_TYPE_STRING, &name,
|
|
DBUS_TYPE_STRING, &type,
|
|
DBUS_TYPE_STRING, &domain,
|
|
DBUS_TYPE_STRING, &host,
|
|
DBUS_TYPE_UINT16, &port,
|
|
DBUS_TYPE_INVALID) ||
|
|
!type || !name ||
|
|
avahi_dbus_read_strlst(m, 8, &strlst) < 0) {
|
|
avahi_log_warn("Error parsing EntryGroup::AddService message");
|
|
goto fail;
|
|
}
|
|
|
|
if (!(flags & AVAHI_PUBLISH_UPDATE) && i->n_entries >= server->n_entries_per_entry_group_max) {
|
|
avahi_string_list_free(strlst);
|
|
return avahi_dbus_respond_error(c, m, AVAHI_ERR_TOO_MANY_ENTRIES, NULL);
|
|
}
|
|
|
|
if (domain && !*domain)
|
|
domain = NULL;
|
|
|
|
if (host && !*host)
|
|
host = NULL;
|
|
|
|
if (avahi_server_add_service_strlst(avahi_server, i->entry_group, (AvahiIfIndex) interface, (AvahiProtocol) protocol, (AvahiPublishFlags) flags, name, type, domain, host, port, strlst) < 0) {
|
|
avahi_string_list_free(strlst);
|
|
return avahi_dbus_respond_error(c, m, avahi_server_errno(avahi_server), NULL);
|
|
}
|
|
|
|
if (!(flags & AVAHI_PUBLISH_UPDATE))
|
|
i->n_entries ++;
|
|
|
|
avahi_string_list_free(strlst);
|
|
|
|
return avahi_dbus_respond_ok(c, m);
|
|
|
|
} else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "AddServiceSubtype")) {
|
|
|
|
int32_t interface, protocol;
|
|
uint32_t flags;
|
|
char *type, *name, *domain, *subtype;
|
|
|
|
if (!dbus_message_get_args(
|
|
m, &error,
|
|
DBUS_TYPE_INT32, &interface,
|
|
DBUS_TYPE_INT32, &protocol,
|
|
DBUS_TYPE_UINT32, &flags,
|
|
DBUS_TYPE_STRING, &name,
|
|
DBUS_TYPE_STRING, &type,
|
|
DBUS_TYPE_STRING, &domain,
|
|
DBUS_TYPE_STRING, &subtype,
|
|
DBUS_TYPE_INVALID) || !type || !name || !subtype) {
|
|
avahi_log_warn("Error parsing EntryGroup::AddServiceSubtype message");
|
|
goto fail;
|
|
}
|
|
|
|
if (!(flags & AVAHI_PUBLISH_UPDATE) && i->n_entries >= server->n_entries_per_entry_group_max)
|
|
return avahi_dbus_respond_error(c, m, AVAHI_ERR_TOO_MANY_ENTRIES, NULL);
|
|
|
|
if (domain && !*domain)
|
|
domain = NULL;
|
|
|
|
if (avahi_server_add_service_subtype(avahi_server, i->entry_group, (AvahiIfIndex) interface, (AvahiProtocol) protocol, (AvahiPublishFlags) flags, name, type, domain, subtype) < 0)
|
|
return avahi_dbus_respond_error(c, m, avahi_server_errno(avahi_server), NULL);
|
|
|
|
if (!(flags & AVAHI_PUBLISH_UPDATE))
|
|
i->n_entries ++;
|
|
|
|
return avahi_dbus_respond_ok(c, m);
|
|
|
|
} else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "UpdateServiceTxt")) {
|
|
int32_t interface, protocol;
|
|
uint32_t flags;
|
|
char *type, *name, *domain;
|
|
AvahiStringList *strlst;
|
|
|
|
if (!dbus_message_get_args(
|
|
m, &error,
|
|
DBUS_TYPE_INT32, &interface,
|
|
DBUS_TYPE_INT32, &protocol,
|
|
DBUS_TYPE_UINT32, &flags,
|
|
DBUS_TYPE_STRING, &name,
|
|
DBUS_TYPE_STRING, &type,
|
|
DBUS_TYPE_STRING, &domain,
|
|
DBUS_TYPE_INVALID) ||
|
|
!type || !name ||
|
|
avahi_dbus_read_strlst(m, 6, &strlst)) {
|
|
avahi_log_warn("Error parsing EntryGroup::UpdateServiceTxt message");
|
|
goto fail;
|
|
}
|
|
|
|
if (domain && !*domain)
|
|
domain = NULL;
|
|
|
|
if (avahi_server_update_service_txt_strlst(avahi_server, i->entry_group, (AvahiIfIndex) interface, (AvahiProtocol) protocol, (AvahiPublishFlags) flags, name, type, domain, strlst) < 0) {
|
|
avahi_string_list_free(strlst);
|
|
return avahi_dbus_respond_error(c, m, avahi_server_errno(avahi_server), NULL);
|
|
}
|
|
|
|
avahi_string_list_free(strlst);
|
|
|
|
return avahi_dbus_respond_ok(c, m);
|
|
|
|
} else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "AddAddress")) {
|
|
int32_t interface, protocol;
|
|
uint32_t flags;
|
|
char *name, *address;
|
|
AvahiAddress a;
|
|
|
|
if (!dbus_message_get_args(
|
|
m, &error,
|
|
DBUS_TYPE_INT32, &interface,
|
|
DBUS_TYPE_INT32, &protocol,
|
|
DBUS_TYPE_UINT32, &flags,
|
|
DBUS_TYPE_STRING, &name,
|
|
DBUS_TYPE_STRING, &address,
|
|
DBUS_TYPE_INVALID) || !name || !address) {
|
|
avahi_log_warn("Error parsing EntryGroup::AddAddress message");
|
|
goto fail;
|
|
}
|
|
|
|
if (!(flags & AVAHI_PUBLISH_UPDATE) && i->n_entries >= server->n_entries_per_entry_group_max)
|
|
return avahi_dbus_respond_error(c, m, AVAHI_ERR_TOO_MANY_ENTRIES, NULL);
|
|
|
|
if (!(avahi_address_parse(address, AVAHI_PROTO_UNSPEC, &a)))
|
|
return avahi_dbus_respond_error(c, m, AVAHI_ERR_INVALID_ADDRESS, NULL);
|
|
|
|
if (avahi_server_add_address(avahi_server, i->entry_group, (AvahiIfIndex) interface, (AvahiProtocol) protocol, (AvahiPublishFlags) flags, name, &a) < 0)
|
|
return avahi_dbus_respond_error(c, m, avahi_server_errno(avahi_server), NULL);
|
|
|
|
if (!(flags & AVAHI_PUBLISH_UPDATE))
|
|
i->n_entries ++;
|
|
|
|
return avahi_dbus_respond_ok(c, m);
|
|
} else if (dbus_message_is_method_call(m, AVAHI_DBUS_INTERFACE_ENTRY_GROUP, "AddRecord")) {
|
|
int32_t interface, protocol;
|
|
uint32_t flags, ttl, size;
|
|
uint16_t clazz, type;
|
|
char *name;
|
|
void *rdata;
|
|
AvahiRecord *r;
|
|
|
|
if (!dbus_message_get_args(
|
|
m, &error,
|
|
DBUS_TYPE_INT32, &interface,
|
|
DBUS_TYPE_INT32, &protocol,
|
|
DBUS_TYPE_UINT32, &flags,
|
|
DBUS_TYPE_STRING, &name,
|
|
DBUS_TYPE_UINT16, &clazz,
|
|
DBUS_TYPE_UINT16, &type,
|
|
DBUS_TYPE_UINT32, &ttl,
|
|
DBUS_TYPE_INVALID) || !name ||
|
|
avahi_dbus_read_rdata (m, 7, &rdata, &size)) {
|
|
avahi_log_warn("Error parsing EntryGroup::AddRecord message");
|
|
goto fail;
|
|
}
|
|
|
|
if (!(flags & AVAHI_PUBLISH_UPDATE) && i->n_entries >= server->n_entries_per_entry_group_max)
|
|
return avahi_dbus_respond_error(c, m, AVAHI_ERR_TOO_MANY_ENTRIES, NULL);
|
|
|
|
if (!avahi_is_valid_domain_name (name))
|
|
return avahi_dbus_respond_error(c, m, AVAHI_ERR_INVALID_DOMAIN_NAME, NULL);
|
|
|
|
if (!(r = avahi_record_new_full (name, clazz, type, ttl)))
|
|
return avahi_dbus_respond_error(c, m, AVAHI_ERR_NO_MEMORY, NULL);
|
|
|
|
if (avahi_rdata_parse (r, rdata, size) < 0) {
|
|
avahi_record_unref (r);
|
|
return avahi_dbus_respond_error(c, m, AVAHI_ERR_INVALID_RDATA, NULL);
|
|
}
|
|
|
|
if (avahi_server_add(avahi_server, i->entry_group, (AvahiIfIndex) interface, (AvahiProtocol) protocol, (AvahiPublishFlags) flags, r) < 0) {
|
|
avahi_record_unref (r);
|
|
return avahi_dbus_respond_error(c, m, avahi_server_errno(avahi_server), NULL);
|
|
}
|
|
|
|
if (!(flags & AVAHI_PUBLISH_UPDATE))
|
|
i->n_entries ++;
|
|
|
|
avahi_record_unref (r);
|
|
|
|
return avahi_dbus_respond_ok(c, m);
|
|
}
|
|
|
|
|
|
avahi_log_warn("Missed message %s::%s()", dbus_message_get_interface(m), dbus_message_get_member(m));
|
|
|
|
fail:
|
|
if (dbus_error_is_set(&error))
|
|
dbus_error_free(&error);
|
|
|
|
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
|
|
}
|