/* send IM to a group */
void qq_send_packet_group_im(GaimConnection *gc, qq_group *group, const gchar *msg)
{
gint data_len, bytes;
guint8 *raw_data, *cursor, *send_im_tail;
guint16 msg_len;
gchar *msg_filtered;
g_return_if_fail(group != NULL && msg != NULL);
msg_filtered = gaim_markup_strip_html(msg);
msg_len = strlen(msg_filtered);
data_len = 7 + msg_len + QQ_SEND_IM_AFTER_MSG_LEN;
raw_data = g_newa(guint8, data_len);
cursor = raw_data;
bytes = 0;
bytes += create_packet_b(raw_data, &cursor, QQ_GROUP_CMD_SEND_MSG);
bytes += create_packet_dw(raw_data, &cursor, group->internal_group_id);
bytes += create_packet_w(raw_data, &cursor, msg_len + QQ_SEND_IM_AFTER_MSG_LEN);
bytes += create_packet_data(raw_data, &cursor, (guint8 *) msg_filtered, msg_len);
send_im_tail = qq_get_send_im_tail(NULL, NULL, NULL,
FALSE, FALSE, FALSE,
QQ_SEND_IM_AFTER_MSG_LEN);
bytes += create_packet_data(raw_data, &cursor, send_im_tail, QQ_SEND_IM_AFTER_MSG_LEN);
g_free(send_im_tail);
g_free(msg_filtered);
if (bytes == data_len) /* create OK */
qq_send_group_cmd(gc, group, raw_data, data_len);
else
gaim_debug(GAIM_DEBUG_ERROR, "QQ",
"Fail creating group_im packet, expect %d bytes, build %d bytes\n", data_len, bytes);
}
/* send login packet to QQ server */
static void qq_send_packet_login(PurpleConnection *gc, guint8 token_length, guint8 *token)
{
qq_data *qd;
guint8 *buf, *cursor, *raw_data, *encrypted_data;
guint16 seq_ret;
gint encrypted_len, bytes;
gint pos;
qd = (qq_data *) gc->proto_data;
buf = g_newa(guint8, MAX_PACKET_SIZE);
raw_data = g_newa(guint8, QQ_LOGIN_DATA_LENGTH);
encrypted_data = g_newa(guint8, QQ_LOGIN_DATA_LENGTH + 16); /* 16 bytes more */
qd->inikey = _gen_login_key();
/* now generate the encrypted data
* 000-015 use pwkey as key to encrypt empty string */
qq_crypt(ENCRYPT, (guint8 *) "", 0, qd->pwkey, raw_data, &encrypted_len);
/* 016-016 */
raw_data[16] = 0x00;
/* 017-020, used to be IP, now zero */
*((guint32 *) (raw_data + 17)) = 0x00000000;
/* 021-022, used to be port, now zero */
*((guint16 *) (raw_data + 21)) = 0x0000;
/* 023-051, fixed value, unknown */
g_memmove(raw_data + 23, login_23_51, 29);
/* 052-052, login mode */
raw_data[52] = qd->login_mode;
/* 053-068, fixed value, maybe related to per machine */
g_memmove(raw_data + 53, login_53_68, 16);
/* 069, login token length */
raw_data[69] = token_length;
pos = 70;
/* 070-093, login token, normally 24 bytes */
g_memmove(raw_data + pos, token, token_length);
pos += token_length;
/* 100 bytes unknown */
g_memmove(raw_data + pos, login_100_bytes, 100);
pos += 100;
/* all zero left */
memset(raw_data+pos, 0, QQ_LOGIN_DATA_LENGTH - pos);
qq_crypt(ENCRYPT, raw_data, QQ_LOGIN_DATA_LENGTH, qd->inikey, encrypted_data, &encrypted_len);
cursor = buf;
bytes = 0;
bytes += _create_packet_head_seq(buf, &cursor, gc, QQ_CMD_LOGIN, TRUE, &seq_ret);
bytes += create_packet_dw(buf, &cursor, qd->uid);
bytes += create_packet_data(buf, &cursor, qd->inikey, QQ_KEY_LENGTH);
bytes += create_packet_data(buf, &cursor, encrypted_data, encrypted_len);
bytes += create_packet_b(buf, &cursor, QQ_PACKET_TAIL);
if (bytes == (cursor - buf)) /* packet creation OK */
_qq_send_packet(gc, buf, bytes, QQ_CMD_LOGIN);
else
purple_debug(PURPLE_DEBUG_ERROR, "QQ", "Fail create login packet\n");
}
