int mwChannel_destroy(struct mwChannel *chan,
guint32 reason, struct mwOpaque *info) {
struct mwMsgChannelDestroy *msg;
struct mwSession *session;
struct mwChannelSet *cs;
int ret;
/* may make this not a warning in the future */
g_return_val_if_fail(chan != NULL, 0);
state(chan, reason? mwChannel_ERROR: mwChannel_DESTROY, reason);
session = chan->session;
g_return_val_if_fail(session != NULL, -1);
cs = mwSession_getChannels(session);
g_return_val_if_fail(cs != NULL, -1);
/* compose the message */
msg = (struct mwMsgChannelDestroy *)
mwMessage_new(mwMessage_CHANNEL_DESTROY);
msg->head.channel = chan->id;
msg->reason = reason;
if(info) mwOpaque_clone(&msg->data, info);
/* remove the channel from the channel set */
g_hash_table_remove(cs->map, GUINT_TO_POINTER(chan->id));
/* send the message */
ret = mwSession_send(session, (struct mwMessage *) msg);
mwMessage_free(MW_MESSAGE(msg));
return ret;
}
static struct mwChannel *make_channel(struct mwServiceDirectory *srvc) {
struct mwSession *session;
struct mwChannelSet *cs;
struct mwChannel *chan;
session = mwService_getSession(MW_SERVICE(srvc));
cs = mwSession_getChannels(session);
chan = mwChannel_newOutgoing(cs);
mwChannel_setService(chan, MW_SERVICE(srvc));
mwChannel_setProtoType(chan, PROTOCOL_TYPE);
mwChannel_setProtoVer(chan, PROTOCOL_VER);
return mwChannel_create(chan)? NULL: chan;
}
static void ft_create_chan(struct mwFileTransfer *ft) {
struct mwSession *s;
struct mwChannelSet *cs;
struct mwChannel *chan;
struct mwLoginInfo *login;
struct mwPutBuffer *b;
/* we only should be calling this if there isn't a channel already
associated with the conversation */
g_return_if_fail(ft != NULL);
g_return_if_fail(mwFileTransfer_isNew(ft));
g_return_if_fail(ft->channel == NULL);
s = mwService_getSession(MW_SERVICE(ft->service));
cs = mwSession_getChannels(s);
chan = mwChannel_newOutgoing(cs);
mwChannel_setService(chan, MW_SERVICE(ft->service));
mwChannel_setProtoType(chan, PROTOCOL_TYPE);
mwChannel_setProtoVer(chan, PROTOCOL_VER);
/* offer all known ciphers */
mwChannel_populateSupportedCipherInstances(chan);
/* set the target */
login = mwChannel_getUser(chan);
login->user_id = g_strdup(ft->who.user);
login->community = g_strdup(ft->who.community);
/* compose the addtl create */
b = mwPutBuffer_new();
guint32_put(b, 0x00);
mwString_put(b, ft->filename);
mwString_put(b, ft->message);
guint32_put(b, ft->size);
guint32_put(b, 0x00);
guint16_put(b, 0x00);
mwPutBuffer_finalize(mwChannel_getAddtlCreate(chan), b);
ft->channel = mwChannel_create(chan)? NULL: chan;
if(ft->channel) {
mwChannel_setServiceData(ft->channel, ft, NULL);
}
}
int mwConference_open(struct mwConference *conf) {
struct mwSession *session;
struct mwChannel *chan;
struct mwPutBuffer *b;
int ret;
g_return_val_if_fail(conf != NULL, -1);
g_return_val_if_fail(conf->service != NULL, -1);
g_return_val_if_fail(conf->state == mwConference_NEW, -1);
g_return_val_if_fail(conf->channel == NULL, -1);
session = mwService_getSession(MW_SERVICE(conf->service));
g_return_val_if_fail(session != NULL, -1);
if(! conf->name) {
char *user = mwSession_getProperty(session, mwSession_AUTH_USER_ID);
conf->name = conf_generate_name(user? user: "******");
}
chan = mwChannel_newOutgoing(mwSession_getChannels(session));
mwChannel_setService(chan, MW_SERVICE(conf->service));
mwChannel_setProtoType(chan, PROTOCOL_TYPE);
mwChannel_setProtoVer(chan, PROTOCOL_VER);
#if 0
/* offer all known ciphers */
mwChannel_populateSupportedCipherInstances(chan);
#endif
b = mwPutBuffer_new();
mwString_put(b, conf->name);
mwString_put(b, conf->title);
guint32_put(b, 0x00);
mwPutBuffer_finalize(mwChannel_getAddtlCreate(chan), b);
ret = mwChannel_create(chan);
if(ret) {
conf_state(conf, mwConference_ERROR);
} else {
conf_state(conf, mwConference_PENDING);
conf->channel = chan;
}
return ret;
}
int mwPlace_open(struct mwPlace *p) {
struct mwSession *session;
struct mwChannelSet *cs;
struct mwChannel *chan;
struct mwPutBuffer *b;
int ret;
g_return_val_if_fail(p != NULL, -1);
g_return_val_if_fail(p->service != NULL, -1);
session = mwService_getSession(MW_SERVICE(p->service));
g_return_val_if_fail(session != NULL, -1);
cs = mwSession_getChannels(session);
g_return_val_if_fail(cs != NULL, -1);
chan = mwChannel_newOutgoing(cs);
mwChannel_setService(chan, MW_SERVICE(p->service));
mwChannel_setProtoType(chan, PROTOCOL_TYPE);
mwChannel_setProtoVer(chan, PROTOCOL_VER);
mwChannel_populateSupportedCipherInstances(chan);
b = mwPutBuffer_new();
mwString_put(b, mwPlace_getName(p));
mwString_put(b, mwPlace_getTitle(p));
guint32_put(b, 0x00); /* ? */
mwPutBuffer_finalize(mwChannel_getAddtlCreate(chan), b);
ret = mwChannel_create(chan);
if(ret) {
place_state(p, mwPlace_ERROR);
} else {
place_state(p, mwPlace_PENDING);
p->channel = chan;
mwChannel_setServiceData(chan, p, NULL);
}
return ret;
}
void mwChannel_recvDestroy(struct mwChannel *chan,
struct mwMsgChannelDestroy *msg) {
struct mwChannelSet *cs;
struct mwService *srvc;
g_return_if_fail(chan != NULL);
g_return_if_fail(msg != NULL);
g_return_if_fail(chan->id == msg->head.channel);
state(chan, msg->reason? mwChannel_ERROR: mwChannel_DESTROY, msg->reason);
srvc = mwChannel_getService(chan);
if(srvc) mwService_recvDestroy(srvc, chan, msg);
cs = mwSession_getChannels(chan->session);
g_return_if_fail(cs != NULL);
g_return_if_fail(cs->map != NULL);
g_hash_table_remove(cs->map, GUINT_TO_POINTER(chan->id));
}
