static void ycht_packet_send(YchtConn *ycht, YchtPkt *pkt)
{
int len, pos, written;
char *buf;
GList *l;
g_return_if_fail(ycht != NULL);
g_return_if_fail(pkt != NULL);
g_return_if_fail(ycht->fd != -1);
pos = 0;
len = ycht_packet_length(pkt);
buf = g_malloc(len);
memcpy(buf + pos, "YCHT", 4); pos += 4;
pos += yahoo_put32(buf + pos, pkt->version);
pos += yahoo_put32(buf + pos, pkt->service);
pos += yahoo_put16(buf + pos, pkt->status);
pos += yahoo_put16(buf + pos, len - YCHT_HEADER_LEN);
for (l = pkt->data; l; l = l->next) {
int slen = strlen(l->data);
memcpy(buf + pos, l->data, slen); pos += slen;
if (l->next) {
memcpy(buf + pos, YCHT_SEP, strlen(YCHT_SEP));
pos += strlen(YCHT_SEP);
}
}
if (!ycht->tx_handler)
written = write(ycht->fd, buf, len);
else {
written = -1;
errno = EAGAIN;
}
if (written < 0 && errno == EAGAIN)
written = 0;
else if (written <= 0) {
/* TODO: Error handling (was none before NBIO changes) */
written = 0;
}
if (written < len) {
if (!ycht->tx_handler)
ycht->tx_handler = purple_input_add(ycht->fd,
PURPLE_INPUT_WRITE, ycht_packet_send_write_cb,
ycht);
purple_circular_buffer_append(ycht->txbuf, buf + written,
len - written);
}
g_free(buf);
}
size_t yahoo_packet_build(struct yahoo_packet *pkt, int pad, gboolean wm,
gboolean jp, guchar **buf)
{
size_t pktlen = yahoo_packet_length(pkt);
size_t len = YAHOO_PACKET_HDRLEN + pktlen;
guchar *data;
int pos = 0;
data = g_malloc0(len + 1);
memcpy(data + pos, "YMSG", 4); pos += 4;
if (wm)
pos += yahoo_put16(data + pos, YAHOO_WEBMESSENGER_PROTO_VER);
else if (jp)
pos += yahoo_put16(data + pos, YAHOO_PROTO_VER_JAPAN);
else
pos += yahoo_put16(data + pos, YAHOO_PROTO_VER);
pos += yahoo_put16(data + pos, 0x0000);
pos += yahoo_put16(data + pos, pktlen + pad);
pos += yahoo_put16(data + pos, pkt->service);
pos += yahoo_put32(data + pos, pkt->status);
pos += yahoo_put32(data + pos, pkt->id);
yahoo_packet_write(pkt, data + pos);
*buf = data;
return len;
}
