void mrim_xfer_send_rq(PurpleXfer *xfer) {
gchar *file_name = purple_xfer_get_local_filename(xfer);
purple_debug_info("mrim-prpl", "[%s] Sending file '%s'\n", __func__, file_name);
MrimFT *mrim_ft = xfer->data;
mrim_ft->xfer = xfer;
mrim_ft->count = 1;
mrim_ft->files = g_new0(MrimFT, 1);
mrim_ft->files[0].name = basename(file_name); // TODO: strdup???
{
GRand *rnd = g_rand_new();
mrim_ft->id = g_rand_int(rnd);
g_rand_free(rnd);
}
{
struct stat st;
stat(file_name, &st);
mrim_ft->files[0].size = st.st_size;
}
MrimData *mrim = mrim_ft->mrim;
MrimPackage *pack = mrim_package_new(mrim->seq++, MRIM_CS_FILE_TRANSFER);
mrim_package_add_LPSA(pack, mrim_ft->user_name);
mrim_package_add_UL(pack, mrim_ft->id);
mrim_package_add_UL(pack, mrim_ft->files[0].size);
gchar *file_list = g_strdup_printf("%s;%u;", mrim_ft->files[0].name, mrim_ft->files[0].size);
gchar *my_ip = "1.2.3.4:1234;"; // Заведомо некорректное значение, чтобы клиент обломался и пошёл использовать зеркальный прокси TODO
mrim_package_add_UL(pack, 4 + strlen(file_list) + 4 + 4 + strlen(my_ip));
mrim_package_add_LPSA(pack, file_list);
mrim_package_add_UL(pack, 0);
mrim_package_add_LPSA(pack, my_ip);
//mrim_add_ack_cb(mrim, pack->header->seq, mrim_xfer_ack, xfer);
g_hash_table_insert(mrim->transfers, GUINT_TO_POINTER(mrim_ft->id), xfer);
mrim_package_send(pack, mrim);
}
void mrim_send_xfer_connect_cb(gpointer data, gint source, const gchar *error_message) {
purple_debug_info("mrim-prpl", "[%s]\n", __func__);
MrimFT *ft = data;
ft->proxy_conn = NULL;
if (source >= 0) {
purple_debug_info("mrim-prpl", "[%s] Connected!\n", __func__);
ft->conn = source;
ft->state = WAITING_FOR_HELLO_ACK;
MrimData *mrim = ft->mrim;
MrimData *fake_mrim = g_new0(MrimData, 1);
fake_mrim->fd = source;
ft->fake_mrim = fake_mrim;
MrimPackage *pack = mrim_package_new(0, MRIM_CS_PROXY_HELLO);
pack->header->proto = 0x00010009;
mrim_package_add_UL(pack, ft->proxy_id[0]);
mrim_package_add_UL(pack, ft->proxy_id[1]);
mrim_package_add_UL(pack, ft->proxy_id[2]);
mrim_package_add_UL(pack, ft->proxy_id[3]);
if (mrim_package_send(pack, fake_mrim)) {
ft->inpa = purple_input_add(ft->conn, PURPLE_INPUT_READ, mrim_ft_send_input_cb, ft);
purple_debug_info("mrim-prpl", "[%s] MRIM_CS_PROXY_HELLO sent!\n", __func__);
} else {
purple_debug_info("mrim-prpl", "[%s] Failed to send MRIM_CS_PROXY_HELLO!\n", __func__);
purple_xfer_unref(ft->xfer);
}
} else {
purple_debug_info("mrim-prpl", "[%s] Fail!\n", __func__);
purple_xfer_unref(ft->xfer);
}
}
void mrim_xfer_ack(MrimPackage *pack, MrimData *mrim) {
purple_debug_info("mrim-prpl", "[%s] MRIM_CS_FILE_TRANSFER_ACK\n", __func__);
guint32 status = mrim_package_read_UL(pack);
gchar *user_name = mrim_package_read_LPSA(pack);
guint32 id = mrim_package_read_UL(pack);
gchar *remote_addr = mrim_package_read_LPSA(pack);
purple_debug_info("mrim-prpl", "[%s] MRIM_CS_FILE_TRANSFER_ACK: status = %u, user_name = '%s', remote_addr = '%s'\n", __func__, status, user_name, remote_addr);
PurpleXfer *xfer = g_hash_table_lookup(mrim->transfers, GUINT_TO_POINTER(id));
if (xfer) {
if (status == FILE_TRANSFER_MIRROR) {
MrimFT *ft = xfer->data;
purple_debug_info("mrim-prpl", "[%s] User='******' accepted files! id='%xu'\n", __func__, user_name, id);
//Допустим белого IP у нас нет и запросим зеркальный прокси TODO
MrimPackage *ack = mrim_package_new(mrim->seq++, MRIM_CS_PROXY);
mrim_package_add_LPSA(ack, user_name);
mrim_package_add_UL(ack, id);
mrim_package_add_UL(ack, MRIM_PROXY_TYPE_FILES);
gchar *file_list = g_strdup_printf("%s;%u;", ft->files[0].name, ft->files[0].size);
mrim_package_add_LPSA(ack, file_list);
mrim_package_add_UL(ack, 0); // Много-
mrim_package_add_UL(ack, 0); // много
mrim_package_add_UL(ack, 0); // не
mrim_package_add_UL(ack, 0); // нужных
mrim_package_add_UL(ack, 0); // полей
mrim_package_add_UL(ack, 4 + 4 + strlen(file_list) * 2); //Длина последующихъ данных
// Судя по всему далее идёт повтор пакета, но в UTF16
mrim_package_add_UL(ack, MRIM_PROXY_TYPE_FILES);
mrim_package_add_LPSW(ack, file_list);
mrim_package_add_UL(ack, 4); // Неизвестное поле
mrim_package_add_UL(ack, 1); // Ещё одно неизвестно поле... Имеет смысл узнать, что это...
mrim_package_send(ack, mrim);
} else {
purple_debug_info("mrim-prpl", "[%s] Transfer cancelled!\n", __func__);
purple_xfer_unref(xfer);
}
}
g_free(user_name);
g_free(remote_addr);
}
