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#include "../config.h"
#include <string.h>
#include "varint.h"
#include "cmumble.h"
#include "io.h"
#include "connection.h"
static struct user *
find_user(struct context *ctx, uint32_t session)
{
struct user *user = NULL;
GList *l;
for (l = ctx->users; l; l = l->next)
if (((struct user *) l->data)->session == session) {
user = l->data;
break;
}
return user;
}
static void
recv_udp_tunnel(MumbleProto__UDPTunnel *tunnel, struct context *ctx)
{
int64_t session, sequence;
uint32_t pos = 1, read = 0;
uint8_t frame_len, terminator;
struct user *user = NULL;
uint8_t *data = tunnel->packet.data;
size_t len = tunnel->packet.len;
session = decode_varint(&data[pos], &read, len-pos);
pos += read;
sequence = decode_varint(&data[pos], &read, len-pos);
pos += read;
user = find_user(ctx, session);
if (user == NULL) {
g_printerr("received audio packet from unknown user, dropping.\n");
return;
}
do {
frame_len = data[pos] & 0x7F;
terminator = data[pos] & 0x80;
pos += 1;
if (frame_len == 0 || frame_len > len-pos)
break;
cmumble_audio_push(ctx, user, &data[pos], frame_len);
pos += frame_len;
sequence++;
} while (terminator);
}
static void
recv_version(MumbleProto__Version *version, struct context *ctx)
{
g_print("version: 0x%x\n", version->version);
g_print("release: %s\n", version->release);
}
static void
recv_channel_state(MumbleProto__ChannelState *state, struct context *ctx)
{
g_print("channel: id: %u, parent: %u, name: %s, description: %s, temporary: %d, position: %d\n",
state->channel_id, state->parent, state->name, state->description, state->temporary, state->position);
}
static void
recv_server_sync(MumbleProto__ServerSync *sync, struct context *ctx)
{
ctx->session = sync->session;
g_print("got session: %d\n", ctx->session);
}
static void
recv_crypt_setup(MumbleProto__CryptSetup *crypt, struct context *ctx)
{
#if 0
int i;
if (crypt->has_key) {
g_print("key: 0x");
for (i = 0; i < crypt->key.len; ++i)
g_print("%x", crypt->key.data[i]);
g_print("\n");
}
if (crypt->has_client_nonce) {
g_print("client nonce: 0x");
for (i = 0; i < crypt->client_nonce.len; ++i)
g_print("%x", crypt->client_nonce.data[i]);
g_print("\n");
}
if (crypt->has_server_nonce) {
g_print("server nonce: 0x");
for (i = 0; i < crypt->server_nonce.len; ++i)
g_print("%x", crypt->server_nonce.data[i]);
g_print("\n");
}
#endif
}
static void
recv_codec_version(MumbleProto__CodecVersion *codec, struct context *ctx)
{
g_print("Codec Version: alpha: %d, beta: %d, pefer_alpha: %d\n",
codec->alpha, codec->beta, codec->prefer_alpha);
}
static void
recv_user_remove(MumbleProto__UserRemove *remove, struct context *ctx)
{
struct user *user = NULL;
if ((user = find_user(ctx, remove->session))) {
ctx->users = g_list_remove(ctx->users, user);
g_free(user->name);
/* FIXME: destroy playback pipeline */
g_slice_free(struct user, user);
}
}
static void
recv_user_state(MumbleProto__UserState *state, struct context *ctx)
{
struct user *user = NULL;
if ((user = find_user(ctx, state->session))) {
/* update */
return;
}
user = g_slice_new0(struct user);
if (user == NULL) {
g_printerr("Out of memory.\n");
exit(1);
}
user->session = state->session;
user->name = g_strdup(state->name);
user->user_id = state->user_id;
cmumble_audio_create_playback_pipeline(ctx, user);
g_print("receive user: %s\n", user->name);
ctx->users = g_list_prepend(ctx->users, user);
}
static const struct {
#define MUMBLE_MSG(a,b) void (* a)(MumbleProto__##a *, struct context *);
MUMBLE_MSGS
#undef MUMBLE_MSG
} callbacks = {
.Version = recv_version,
.UDPTunnel = recv_udp_tunnel,
.Authenticate = NULL,
.Ping = NULL,
.Reject = NULL,
.ServerSync = recv_server_sync,
.ChannelRemove = NULL,
.ChannelState = recv_channel_state,
.UserRemove = recv_user_remove,
.UserState = recv_user_state,
.BanList = NULL,
.TextMessage = NULL,
.PermissionDenied = NULL,
.ACL = NULL,
.QueryUsers = NULL,
.CryptSetup = recv_crypt_setup,
.ContextActionModify = NULL,
.ContextAction = NULL,
.UserList = NULL,
.VoiceTarget = NULL,
.PermissionQuery = NULL,
.CodecVersion = recv_codec_version,
.UserStats = NULL,
.RequestBlob = NULL,
.ServerConfig = NULL,
.SuggestConfig = NULL,
};
int main(int argc, char **argv)
{
char *host = "localhost";
unsigned int port = 64738;
struct context ctx;
if (argc >= 3)
host = argv[2];
if (argc >= 4)
port = atoi(argv[3]);
memset(&ctx, 0, sizeof(ctx));
ctx.users = NULL;
g_type_init();
ctx.loop = g_main_loop_new(NULL, FALSE);
ctx.callbacks = (const callback_t *) &callbacks;
cmumble_commands_init(&ctx);
if (cmumble_connection_init(&ctx, host, port) < 0)
return 1;
{
MumbleProto__Version version;
mumble_proto__version__init(&version);
version.version = 0x010203;
version.release = PACKAGE_STRING;
version.os = "Gentoo/Linux";
cmumble_send_msg(&ctx, &version.base);
}
{
MumbleProto__Authenticate authenticate;
mumble_proto__authenticate__init(&authenticate);
authenticate.username = argv[1];
authenticate.password = "";
authenticate.n_celt_versions = 1;
authenticate.celt_versions = (int32_t[]) { 0x8000000b };
cmumble_send_msg(&ctx, &authenticate.base);
}
gst_init(&argc, &argv);
if (cmumble_audio_init(&ctx) < 0)
return 1;
cmumble_io_init(&ctx);
g_main_loop_run(ctx.loop);
g_main_loop_unref(ctx.loop);
cmumble_io_fini(&ctx);
cmumble_audio_init(&ctx);
cmumble_connection_fini(&ctx);
return 0;
}
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