void qq_process_request_login_token_reply(guint8 *buf, gint buf_len, PurpleConnection *gc)
{
qq_data *qd;
gchar *hex_dump;
g_return_if_fail(buf != NULL && buf_len != 0);
qd = (qq_data *) gc->proto_data;
if (buf[0] == QQ_REQUEST_LOGIN_TOKEN_REPLY_OK) {
if (buf[1] != buf_len-2) {
purple_debug(PURPLE_DEBUG_INFO, "QQ",
"Malformed login token reply packet. Packet specifies length of %d, actual length is %d\n", buf[1], buf_len-2);
purple_debug(PURPLE_DEBUG_INFO, "QQ",
"Attempting to proceed with the actual packet length.\n");
}
hex_dump = hex_dump_to_str(buf+2, buf_len-2);
purple_debug(PURPLE_DEBUG_INFO, "QQ",
"<<< got a token with %d bytes -> [default] decrypt and dump\n%s", buf_len-2, hex_dump);
qq_send_packet_login(gc, buf_len-2, buf+2);
} else {
purple_debug(PURPLE_DEBUG_ERROR, "QQ", "Unknown request login token reply code : %d\n", buf[0]);
hex_dump = hex_dump_to_str(buf, buf_len);
purple_debug(PURPLE_DEBUG_WARNING, "QQ",
">>> %d bytes -> [default] decrypt and dump\n%s",
buf_len, hex_dump);
try_dump_as_gbk(buf, buf_len);
purple_connection_error(gc, _("Error requesting login token"));
}
g_free(hex_dump);
}
/* send a file to udp channel with QQ_FILE_CONTROL_PACKET_TAG */
void qq_send_file_ctl_packet(PurpleConnection *gc, guint16 packet_type, guint32 to_uid, guint8 hellobyte)
{
qq_data *qd;
gint bytes, bytes_expected, encrypted_len;
guint8 *raw_data, *encrypted;
time_t now;
ft_info *info;
qd = (qq_data *) gc->proto_data;
info = (ft_info *) qd->xfer->data;
raw_data = g_newa (guint8, 61);
bytes = 0;
now = time(NULL);
bytes += qq_putdata(raw_data + bytes, qd->session_md5, 16);
bytes += qq_put16(raw_data + bytes, packet_type);
switch (packet_type) {
case QQ_FILE_CMD_SENDER_SAY_HELLO:
case QQ_FILE_CMD_SENDER_SAY_HELLO_ACK:
case QQ_FILE_CMD_RECEIVER_SAY_HELLO_ACK:
case QQ_FILE_CMD_NOTIFY_IP_ACK:
case QQ_FILE_CMD_RECEIVER_SAY_HELLO:
bytes += qq_put16(raw_data + bytes, info->send_seq);
break;
default:
bytes += qq_put16(raw_data + bytes, ++qd->send_seq);
}
bytes += qq_put32(raw_data + bytes, (guint32) now);
bytes += qq_put8(raw_data + bytes, 0x00);
bytes += qq_put8(raw_data + bytes, qd->my_icon);
bytes += qq_put32(raw_data + bytes, 0x00000000);
bytes += qq_put32(raw_data + bytes, 0x00000000);
bytes += qq_put32(raw_data + bytes, 0x00000000);
bytes += qq_put32(raw_data + bytes, 0x00000000);
bytes += qq_put16(raw_data + bytes, 0x0000);
bytes += qq_put8(raw_data + bytes, 0x00);
/* 0x65: send a file, 0x6b: send a custom face */
bytes += qq_put8(raw_data + bytes, QQ_FILE_TRANSFER_FILE); /* FIXME temp by gfhuang */
switch (packet_type)
{
case QQ_FILE_CMD_SENDER_SAY_HELLO:
case QQ_FILE_CMD_RECEIVER_SAY_HELLO:
case QQ_FILE_CMD_SENDER_SAY_HELLO_ACK:
case QQ_FILE_CMD_RECEIVER_SAY_HELLO_ACK:
bytes += qq_put8(raw_data + bytes, 0x00);
bytes += qq_put8(raw_data + bytes, hellobyte);
bytes_expected = 48;
break;
case QQ_FILE_CMD_PING:
case QQ_FILE_CMD_PONG:
case QQ_FILE_CMD_NOTIFY_IP_ACK:
bytes += qq_fill_conn_info(raw_data, info);
bytes_expected = 61;
break;
default:
purple_debug_info("QQ", "qq_send_file_ctl_packet: Unknown packet type[%d]\n",
packet_type);
bytes_expected = 0;
}
if (bytes != bytes_expected) {
purple_debug_error("QQ", "qq_send_file_ctl_packet: Expected to get %d bytes, but get %d\n",
bytes_expected, bytes);
return;
}
qq_hex_dump(PURPLE_DEBUG_INFO, "QQ",
raw_data, bytes,
"sending packet[%s]:", qq_get_file_cmd_desc(packet_type));
encrypted = g_newa(guint8, bytes + 17);
encrypted_len = qq_encrypt(encrypted, raw_data, bytes, info->file_session_key);
/*debug: try to decrypt it */
#if 0
guint8 *buf;
int buflen;
hex_dump = hex_dump_to_str(encrypted, encrypted_len);
purple_debug_info("QQ", "encrypted packet: \n%s\n", hex_dump);
g_free(hex_dump);
buf = g_newa(guint8, MAX_PACKET_SIZE);
buflen = encrypted_len;
if (qq_crypt(DECRYPT, encrypted, encrypted_len, info->file_session_key, buf, &buflen)) {
purple_debug_info("QQ", "decrypt success\n");
if (buflen == bytes && memcmp(raw_data, buf, buflen) == 0)
purple_debug_info("QQ", "checksum ok\n");
hex_dump = hex_dump_to_str(buf, buflen);
purple_debug_info("QQ", "decrypted packet: \n%s\n", hex_dump);
g_free(hex_dump);
} else {
purple_debug_info("QQ", "decrypt fail\n");
}
#endif
purple_debug_info("QQ", "<== send %s packet\n", qq_get_file_cmd_desc(packet_type));
_qq_send_file(gc, encrypted, encrypted_len, QQ_FILE_CONTROL_PACKET_TAG, info->to_uid);
}
/* process the login reply packet */
void qq_process_login_reply(guint8 *buf, gint buf_len, PurpleConnection *gc)
{
gint len, ret, bytes;
guint8 *data;
qq_data *qd;
gchar *hex_dump;
g_return_if_fail(buf != NULL && buf_len != 0);
qd = (qq_data *) gc->proto_data;
len = buf_len;
data = g_newa(guint8, len);
if (qq_crypt(DECRYPT, buf, buf_len, qd->pwkey, data, &len)) {
/* should be able to decrypt with pwkey */
purple_debug(PURPLE_DEBUG_INFO, "QQ", "Decrypt login reply packet with pwkey, %d bytes\n", len);
if (data[0] == QQ_LOGIN_REPLY_OK) {
ret = _qq_process_login_ok(gc, data, len);
} else {
purple_debug(PURPLE_DEBUG_ERROR, "QQ", "Unknown login reply code : %d\n", data[0]);
ret = QQ_LOGIN_REPLY_MISC_ERROR;
}
} else { /* decrypt with pwkey error */
len = buf_len; /* reset len, decrypt will fail if len is too short */
if (qq_crypt(DECRYPT, buf, buf_len, qd->inikey, data, &len)) {
/* decrypt ok with inipwd, it might be password error */
purple_debug(PURPLE_DEBUG_WARNING, "QQ",
"Decrypt login reply packet with inikey, %d bytes\n", len);
bytes = 0;
switch (data[0]) {
case QQ_LOGIN_REPLY_REDIRECT:
ret = _qq_process_login_redirect(gc, data, len);
break;
case QQ_LOGIN_REPLY_PWD_ERROR:
ret = _qq_process_login_wrong_pwd(gc, data, len);
break;
default:
purple_debug(PURPLE_DEBUG_ERROR, "QQ", "Unknown reply code: %d\n", data[0]);
hex_dump = hex_dump_to_str(data, len);
purple_debug(PURPLE_DEBUG_WARNING, "QQ",
">>> %d bytes -> [default] decrypt and dump\n%s",
buf_len, hex_dump);
g_free(hex_dump);
try_dump_as_gbk(data, len);
ret = QQ_LOGIN_REPLY_MISC_ERROR;
}
} else { /* no idea how to decrypt */
purple_debug(PURPLE_DEBUG_ERROR, "QQ", "No idea how to decrypt login reply\n");
ret = QQ_LOGIN_REPLY_MISC_ERROR;
}
}
switch (ret) {
case QQ_LOGIN_REPLY_PWD_ERROR:
gc->wants_to_die = TRUE;
purple_connection_error(gc, _("Incorrect password."));
break;
case QQ_LOGIN_REPLY_MISC_ERROR:
purple_connection_error(gc, _("Unable to login, check debug log"));
break;
case QQ_LOGIN_REPLY_OK:
purple_debug(PURPLE_DEBUG_INFO, "QQ", "Login replys OK, everything is fine\n");
break;
case QQ_LOGIN_REPLY_REDIRECT:
/* the redirect has been done in _qq_process_login_reply */
break;
default:{;
}
}
}
/* recv an IM from a group chat */
void qq_process_recv_group_im(guint8 *data, guint8 **cursor, gint data_len,
guint32 internal_group_id, GaimConnection *gc, guint16 im_type)
{
gchar *msg_with_gaim_smiley, *msg_utf8_encoded, *im_src_name, *hex_dump;
guint16 unknown;
guint32 unknown4;
GaimConversation *conv;
qq_data *qd;
qq_buddy *member;
qq_group *group;
qq_recv_group_im *im_group;
gint skip_len;
g_return_if_fail(data != NULL && data_len > 0);
qd = (qq_data *) gc->proto_data;
hex_dump = hex_dump_to_str(*cursor, data_len - (*cursor - data));
gaim_debug(GAIM_DEBUG_INFO, "QQ", "group im hex dump\n%s\n", hex_dump);
if (*cursor >= (data + data_len - 1)) {
gaim_debug(GAIM_DEBUG_WARNING, "QQ", "Received group im_group is empty\n");
return;
}
im_group = g_newa(qq_recv_group_im, 1);
read_packet_dw(data, cursor, data_len, &(im_group->external_group_id));
read_packet_b(data, cursor, data_len, &(im_group->group_type));
if(QQ_RECV_IM_TEMP_QUN_IM == im_type) {
read_packet_dw(data, cursor, data_len, &(internal_group_id));
}
read_packet_dw(data, cursor, data_len, &(im_group->member_uid));
read_packet_w(data, cursor, data_len, &unknown); /* 0x0001? */
read_packet_w(data, cursor, data_len, &(im_group->msg_seq));
read_packet_dw(data, cursor, data_len, (guint32 *) & (im_group->send_time));
read_packet_dw(data, cursor, data_len, &unknown4); /* versionID */
/*
* length includes font_attr
* this msg_len includes msg and font_attr
**** the format is ****
* length of all
* 1. unknown 10 bytes
* 2. 0-ended string
* 3. font_attr
*/
read_packet_w(data, cursor, data_len, &(im_group->msg_len));
g_return_if_fail(im_group->msg_len > 0);
/*
* 10 bytes from lumaqq
* contentType = buf.getChar();
* totalFragments = buf.get() & 255;
* fragmentSequence = buf.get() & 255;
* messageId = buf.getChar();
* buf.getInt();
*/
if(im_type != QQ_RECV_IM_UNKNOWN_QUN_IM)
skip_len = 10;
else
skip_len = 0;
*cursor += skip_len;
im_group->msg = g_strdup((gchar *) *cursor);
*cursor += strlen(im_group->msg) + 1;
/* there might not be any font_attr, check it */
im_group->font_attr_len = im_group->msg_len - strlen(im_group->msg) - 1 - skip_len;
if (im_group->font_attr_len > 0)
im_group->font_attr = g_memdup(*cursor, im_group->font_attr_len);
else
im_group->font_attr = NULL;
/* group im_group has no flag to indicate whether it has font_attr or not */
msg_with_gaim_smiley = qq_smiley_to_gaim(im_group->msg);
if (im_group->font_attr_len > 0)
msg_utf8_encoded = qq_encode_to_gaim(im_group->font_attr,
im_group->font_attr_len, msg_with_gaim_smiley);
else
msg_utf8_encoded = qq_to_utf8(msg_with_gaim_smiley, QQ_CHARSET_DEFAULT);
group = qq_group_find_by_id(gc, internal_group_id, QQ_INTERNAL_ID);
g_return_if_fail(group != NULL);
conv = gaim_find_conversation_with_account(GAIM_CONV_TYPE_CHAT, group->group_name_utf8, gaim_connection_get_account(gc));
if (conv == NULL && gaim_prefs_get_bool("/plugins/prpl/qq/prompt_group_msg_on_recv")) {
serv_got_joined_chat(gc, qd->channel++, group->group_name_utf8);
conv = gaim_find_conversation_with_account(GAIM_CONV_TYPE_CHAT, group->group_name_utf8, gaim_connection_get_account(gc));
}
if (conv != NULL) {
member = qq_group_find_member_by_uid(group, im_group->member_uid);
if (member == NULL || member->nickname == NULL)
im_src_name = uid_to_gaim_name(im_group->member_uid);
else
im_src_name = g_strdup(member->nickname);
serv_got_chat_in(gc,
gaim_conv_chat_get_id(GAIM_CONV_CHAT
(conv)), im_src_name, 0, msg_utf8_encoded, im_group->send_time);
g_free(im_src_name);
}
g_free(hex_dump);
g_free(msg_with_gaim_smiley);
g_free(msg_utf8_encoded);
g_free(im_group->msg);
g_free(im_group->font_attr);
}
