/* Try to read some data and push it to the WhatsApp API */
void waprpl_ssl_input_cb(gpointer data, gint source, PurpleInputCondition cond)
{
PurpleConnection *gc = data;
whatsapp_connection *wconn = purple_connection_get_protocol_data(gc);
/* End point closed the connection */
if (!g_list_find(purple_connections_get_all(), gc)) {
waprpl_ssl_cerr_cb(0, 0, gc);
return;
}
char tempbuff[1024];
int ret;
do {
ret = purple_ssl_read(wconn->gsc, tempbuff, sizeof(tempbuff));
if (ret > 0) {
waAPI_sslinput(wconn->waAPI, tempbuff, ret);
} else if (ret < 0 && errno == EAGAIN)
break;
else if (ret < 0) {
waprpl_ssl_cerr_cb(0, 0, gc);
break;
} else {
waprpl_ssl_cerr_cb(0, 0, gc);
}
} while (ret > 0);
/*waprpl_process_ssl_events(gc); */
waprpl_check_ssl_output(gc); /* The input data may generate responses! */
}
void waprpl_ssl_output_cb(gpointer data, gint source, PurpleInputCondition cond)
{
PurpleConnection *gc = data;
whatsapp_connection *wconn = purple_connection_get_protocol_data(gc);
char tempbuff[1024];
int ret;
do {
int datatosend = waAPI_sslsendcb(wconn->waAPI, tempbuff, sizeof(tempbuff));
if (datatosend == 0)
break;
ret = purple_ssl_write(wconn->gsc, tempbuff, datatosend);
if (ret > 0) {
waAPI_sslsenddone(wconn->waAPI, ret);
} else if (ret == 0 || (ret < 0 && errno == EAGAIN)) {
/* Check later */
} else {
waprpl_ssl_cerr_cb(0, 0, gc);
}
} while (ret > 0);
/* Check if we need to callback again or not */
waprpl_check_ssl_output(gc);
}
void check_ssl_requests(PurpleAccount * acct)
{
PurpleConnection *gc = purple_account_get_connection(acct);
whatsapp_connection *wconn = purple_connection_get_protocol_data(gc);
char *host;
int port;
if (wconn->gsc == 0 && waAPI_hassslconnection(wconn->waAPI, &host, &port) > 0) {
purple_debug_info("waprpl", "Establishing SSL connection to %s:%d\n", host, port);
PurpleSslConnection *sslc = purple_ssl_connect(acct, host, port, waprpl_ssl_connected_cb, waprpl_ssl_cerr_cb, gc);
if (sslc == 0) {
waprpl_ssl_cerr_cb(0, 0, gc);
} else {
/* The Fd are not available yet, wait for connected callback */
wconn->gsc = sslc;
}
}
}
/* Checks if the WA protocol has data to output and schedules a write handler */
void waprpl_check_ssl_output(PurpleConnection * gc)
{
whatsapp_connection *wconn = purple_connection_get_protocol_data(gc);
if (wconn->sslfd >= 0) {
int r = waAPI_sslhasoutdata(wconn->waAPI);
if (r > 0) {
/* Need to watch for output data (if we are not doing it already) */
if (wconn->sslwh == 0)
wconn->sslwh = purple_input_add(wconn->sslfd, PURPLE_INPUT_WRITE, waprpl_ssl_output_cb, gc);
} else if (r < 0) {
waprpl_ssl_cerr_cb(0, 0, gc); /* Finished the connection! */
} else {
if (wconn->sslwh != 0)
purple_input_remove(wconn->sslwh);
wconn->sslwh = 0;
}
purple_debug_info(WHATSAPP_ID, "Watch for output is %d %d\n", r, errno);
/* Update transfer status */
int rid, bytes_sent;
if (waAPI_fileuploadprogress(wconn->waAPI, &rid, &bytes_sent)) {
GList *xfers = purple_xfers_get_all();
while (xfers) {
PurpleXfer *xfer = xfers->data;
wa_file_upload *xinfo = (wa_file_upload *) xfer->data;
if (xinfo->ref_id == rid) {
purple_debug_info(WHATSAPP_ID, "Upload progress %d bytes done\n", bytes_sent);
purple_xfer_set_bytes_sent(xfer, bytes_sent);
purple_xfer_update_progress(xfer);
break;
}
xfers = g_list_next(xfers);
}
}
}
// Check uploads to mark them as done :)
waprpl_check_complete_uploads(gc);
}
