pidgin/pidgin

Make it possible so that libpurple plugins can use functions defined in libpurple/glibcompat.h

2020-10-15, Gary Kramlich
797f5a0f602c
Make it possible so that libpurple plugins can use functions defined in libpurple/glibcompat.h

Testing Done:
Compiled on linux and raspberry pi os which fixes that build.

Reviewed at https://reviews.imfreedom.org/r/169/
/**
* @file rawudp.c
*
* purple
*
* Purple is the legal property of its developers, whose names are too numerous
* to list here. Please refer to the COPYRIGHT file distributed with this
* source distribution.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
*/
#include <glib/gi18n-lib.h>
#include <purple.h>
#include "rawudp.h"
#include "jingle.h"
#include <string.h>
struct _JingleRawUdp
{
JingleTransport parent;
};
typedef struct
{
GList *local_candidates;
GList *remote_candidates;
} JingleRawUdpPrivate;
enum {
PROP_0,
PROP_LOCAL_CANDIDATES,
PROP_REMOTE_CANDIDATES,
PROP_LAST
};
static GParamSpec *properties[PROP_LAST];
G_DEFINE_DYNAMIC_TYPE_EXTENDED(
JingleRawUdp,
jingle_rawudp,
JINGLE_TYPE_TRANSPORT,
0,
G_ADD_PRIVATE_DYNAMIC(JingleRawUdp)
);
/******************************************************************************
* JingleRawUdp Transport Implementation
*****************************************************************************/
static GList *
jingle_rawudp_get_remote_candidates(JingleTransport *transport)
{
JingleRawUdp *rawudp = JINGLE_RAWUDP(transport);
JingleRawUdpPrivate *priv = jingle_rawudp_get_instance_private(rawudp);
GList *candidates = priv->remote_candidates;
GList *ret = NULL;
for (; candidates; candidates = g_list_next(candidates)) {
JingleRawUdpCandidate *candidate = candidates->data;
ret = g_list_append(ret, purple_media_candidate_new("",
candidate->component,
PURPLE_MEDIA_CANDIDATE_TYPE_SRFLX,
PURPLE_MEDIA_NETWORK_PROTOCOL_UDP,
candidate->ip, candidate->port));
}
return ret;
}
static JingleRawUdpCandidate *
jingle_rawudp_get_remote_candidate_by_id(JingleRawUdp *rawudp, gchar *id)
{
JingleRawUdpPrivate *priv = jingle_rawudp_get_instance_private(rawudp);
GList *iter = priv->remote_candidates;
for (; iter; iter = g_list_next(iter)) {
JingleRawUdpCandidate *candidate = iter->data;
if (purple_strequal(candidate->id, id)) {
return candidate;
}
}
return NULL;
}
static void
jingle_rawudp_add_remote_candidate(JingleRawUdp *rawudp, JingleRawUdpCandidate *candidate)
{
JingleRawUdpPrivate *priv = jingle_rawudp_get_instance_private(rawudp);
JingleRawUdpCandidate *rawudp_candidate =
jingle_rawudp_get_remote_candidate_by_id(rawudp, candidate->id);
if (rawudp_candidate != NULL) {
priv->remote_candidates = g_list_remove(
priv->remote_candidates, rawudp_candidate);
g_boxed_free(JINGLE_TYPE_RAWUDP_CANDIDATE, rawudp_candidate);
}
priv->remote_candidates = g_list_append(priv->remote_candidates, candidate);
g_object_notify_by_pspec(G_OBJECT(rawudp), properties[PROP_REMOTE_CANDIDATES]);
}
static PurpleXmlNode *
jingle_rawudp_to_xml_internal(JingleTransport *transport, PurpleXmlNode *content, JingleActionType action)
{
PurpleXmlNode *node = JINGLE_TRANSPORT_CLASS(jingle_rawudp_parent_class)->to_xml(transport, content, action);
if (action == JINGLE_SESSION_INITIATE ||
action == JINGLE_TRANSPORT_INFO ||
action == JINGLE_SESSION_ACCEPT) {
JingleRawUdpPrivate *priv = jingle_rawudp_get_instance_private(JINGLE_RAWUDP(transport));
GList *iter = priv->local_candidates;
for (; iter; iter = g_list_next(iter)) {
JingleRawUdpCandidate *candidate = iter->data;
PurpleXmlNode *xmltransport;
gchar *generation, *component, *port;
if (candidate->rem_known == TRUE)
continue;
candidate->rem_known = TRUE;
xmltransport = purple_xmlnode_new_child(node, "candidate");
generation = g_strdup_printf("%d", candidate->generation);
component = g_strdup_printf("%d", candidate->component);
port = g_strdup_printf("%d", candidate->port);
purple_xmlnode_set_attrib(xmltransport, "generation", generation);
purple_xmlnode_set_attrib(xmltransport, "component", component);
purple_xmlnode_set_attrib(xmltransport, "id", candidate->id);
purple_xmlnode_set_attrib(xmltransport, "ip", candidate->ip);
purple_xmlnode_set_attrib(xmltransport, "port", port);
g_free(port);
g_free(generation);
}
}
return node;
}
static JingleTransport *
jingle_rawudp_parse_internal(PurpleXmlNode *rawudp)
{
JingleTransport *transport = JINGLE_TRANSPORT_CLASS(jingle_rawudp_parent_class)->parse(rawudp);
JingleRawUdpPrivate *priv = jingle_rawudp_get_instance_private(JINGLE_RAWUDP(transport));
PurpleXmlNode *candidate = purple_xmlnode_get_child(rawudp, "candidate");
JingleRawUdpCandidate *rawudp_candidate = NULL;
for (; candidate; candidate = purple_xmlnode_get_next_twin(candidate)) {
const gchar *id = purple_xmlnode_get_attrib(candidate, "id");
const gchar *generation = purple_xmlnode_get_attrib(candidate, "generation");
const gchar *component = purple_xmlnode_get_attrib(candidate, "component");
const gchar *ip = purple_xmlnode_get_attrib(candidate, "ip");
const gchar *port = purple_xmlnode_get_attrib(candidate, "port");
if (!id || !generation || !component || !ip || !port)
continue;
rawudp_candidate = jingle_rawudp_candidate_new(
id,
atoi(generation),
atoi(component),
ip,
atoi(port));
rawudp_candidate->rem_known = TRUE;
jingle_rawudp_add_remote_candidate(JINGLE_RAWUDP(transport), rawudp_candidate);
}
if (rawudp_candidate != NULL &&
g_list_length(priv->remote_candidates) == 1) {
/* manufacture rtcp candidate */
rawudp_candidate = g_boxed_copy(JINGLE_TYPE_RAWUDP_CANDIDATE, rawudp_candidate);
rawudp_candidate->component = 2;
rawudp_candidate->port = rawudp_candidate->port + 1;
rawudp_candidate->rem_known = TRUE;
jingle_rawudp_add_remote_candidate(JINGLE_RAWUDP(transport), rawudp_candidate);
}
return transport;
}
static void
jingle_rawudp_add_local_candidate(JingleTransport *transport, const gchar *id, guint generation, PurpleMediaCandidate *candidate)
{
JingleRawUdp *rawudp = JINGLE_RAWUDP(transport);
JingleRawUdpPrivate *priv = jingle_rawudp_get_instance_private(rawudp);
gchar *ip;
JingleRawUdpCandidate *rawudp_candidate;
GList *iter;
ip = purple_media_candidate_get_ip(candidate);
rawudp_candidate = jingle_rawudp_candidate_new(id, generation,
purple_media_candidate_get_component_id(candidate),
ip, purple_media_candidate_get_port(candidate));
g_free(ip);
for (iter = priv->local_candidates; iter; iter = g_list_next(iter)) {
JingleRawUdpCandidate *c = iter->data;
if (purple_strequal(c->id, id)) {
generation = c->generation + 1;
g_boxed_free(JINGLE_TYPE_RAWUDP_CANDIDATE, c);
priv->local_candidates = g_list_delete_link(
priv->local_candidates, iter);
rawudp_candidate->generation = generation;
priv->local_candidates = g_list_append(
priv->local_candidates, rawudp_candidate);
g_object_notify_by_pspec(G_OBJECT(rawudp), properties[PROP_LOCAL_CANDIDATES]);
return;
}
}
priv->local_candidates = g_list_append(
priv->local_candidates, rawudp_candidate);
g_object_notify_by_pspec(G_OBJECT(rawudp), properties[PROP_LOCAL_CANDIDATES]);
}
/******************************************************************************
* JingleRawUdp GObject Stuff
*****************************************************************************/
static void
jingle_rawudp_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
{
JingleRawUdp *rawudp = JINGLE_RAWUDP(object);
JingleRawUdpPrivate *priv = jingle_rawudp_get_instance_private(rawudp);
switch (prop_id) {
case PROP_LOCAL_CANDIDATES:
priv->local_candidates = g_value_get_pointer(value);
break;
case PROP_REMOTE_CANDIDATES:
priv->remote_candidates = g_value_get_pointer(value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
jingle_rawudp_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
{
JingleRawUdp *rawudp = JINGLE_RAWUDP(object);
JingleRawUdpPrivate *priv = jingle_rawudp_get_instance_private(rawudp);
switch (prop_id) {
case PROP_LOCAL_CANDIDATES:
g_value_set_pointer(value, priv->local_candidates);
break;
case PROP_REMOTE_CANDIDATES:
g_value_set_pointer(value, priv->remote_candidates);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
jingle_rawudp_init (JingleRawUdp *rawudp)
{
}
static void
jingle_rawudp_finalize (GObject *rawudp)
{
/* JingleRawUdpPrivate *priv = JINGLE_RAWUDP_GET_PRIVATE(rawudp); */
purple_debug_info("jingle","jingle_rawudp_finalize\n");
G_OBJECT_CLASS(jingle_rawudp_parent_class)->finalize(rawudp);
}
static void
jingle_rawudp_class_finalize(JingleRawUdpClass *klass) {
}
static void
jingle_rawudp_class_init (JingleRawUdpClass *klass)
{
GObjectClass *obj_class = G_OBJECT_CLASS(klass);
JingleTransportClass *transport_class = JINGLE_TRANSPORT_CLASS(klass);
obj_class->finalize = jingle_rawudp_finalize;
obj_class->set_property = jingle_rawudp_set_property;
obj_class->get_property = jingle_rawudp_get_property;
transport_class->to_xml = jingle_rawudp_to_xml_internal;
transport_class->parse = jingle_rawudp_parse_internal;
transport_class->transport_type = JINGLE_TRANSPORT_RAWUDP;
transport_class->add_local_candidate = jingle_rawudp_add_local_candidate;
transport_class->get_remote_candidates = jingle_rawudp_get_remote_candidates;
properties[PROP_LOCAL_CANDIDATES] = g_param_spec_pointer("local-candidates",
"Local candidates",
"The local candidates for this transport.",
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
properties[PROP_REMOTE_CANDIDATES] = g_param_spec_pointer("remote-candidates",
"Remote candidates",
"The remote candidates for this transport.",
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
g_object_class_install_properties(obj_class, PROP_LAST, properties);
}
/******************************************************************************
* JingleRawUdpCandidate Boxed Type
*****************************************************************************/
static JingleRawUdpCandidate *
jingle_rawudp_candidate_copy(JingleRawUdpCandidate *candidate)
{
JingleRawUdpCandidate *new_candidate = g_new0(JingleRawUdpCandidate, 1);
new_candidate->generation = candidate->generation;
new_candidate->component = candidate->component;
new_candidate->id = g_strdup(candidate->id);
new_candidate->ip = g_strdup(candidate->ip);
new_candidate->port = candidate->port;
new_candidate->rem_known = candidate->rem_known;
return new_candidate;
}
static void
jingle_rawudp_candidate_free(JingleRawUdpCandidate *candidate)
{
g_free(candidate->id);
g_free(candidate->ip);
}
G_DEFINE_BOXED_TYPE(JingleRawUdpCandidate, jingle_rawudp_candidate,
jingle_rawudp_candidate_copy, jingle_rawudp_candidate_free)
/******************************************************************************
* Public API
*****************************************************************************/
void
jingle_rawudp_register(PurplePlugin *plugin) {
jingle_rawudp_register_type(G_TYPE_MODULE(plugin));
}
JingleRawUdpCandidate *
jingle_rawudp_candidate_new(const gchar *id, guint generation, guint component, const gchar *ip, guint port)
{
JingleRawUdpCandidate *candidate = g_new0(JingleRawUdpCandidate, 1);
candidate->generation = generation;
candidate->component = component;
candidate->id = g_strdup(id);
candidate->ip = g_strdup(ip);
candidate->port = port;
candidate->rem_known = FALSE;
return candidate;
}