diff options
Diffstat (limited to 'plugins/omemo/src/file_transfer/file_sender.vala')
| -rw-r--r-- | plugins/omemo/src/file_transfer/file_sender.vala | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/plugins/omemo/src/file_transfer/file_sender.vala b/plugins/omemo/src/file_transfer/file_sender.vala deleted file mode 100644 index b63d3dc5..00000000 --- a/plugins/omemo/src/file_transfer/file_sender.vala +++ /dev/null @@ -1,108 +0,0 @@ -using Dino.Entities; -using Gee; -using Signal; -using Xmpp; - -namespace Dino.Plugins.Omemo { - -public class AesGcmFileSender : StreamInteractionModule, FileSender, Object { - public static ModuleIdentity<Manager> IDENTITY = new ModuleIdentity<Manager>("http_files"); - public string id { get { return IDENTITY.id; } } - - - private StreamInteractor stream_interactor; - private HashMap<Account, long> max_file_sizes = new HashMap<Account, long>(Account.hash_func, Account.equals_func); - - public AesGcmFileSender(StreamInteractor stream_interactor) { - this.stream_interactor = stream_interactor; - - stream_interactor.stream_negotiated.connect(on_stream_negotiated); - } - - public void send_file(Conversation conversation, FileTransfer file_transfer) { - Xmpp.XmppStream? stream = stream_interactor.get_stream(file_transfer.account); - uint8[] buf = new uint8[256]; - Array<uint8> data = new Array<uint8>(false, true, 0); - size_t len = -1; - do { - try { - len = file_transfer.input_stream.read(buf); - } catch (IOError error) { - warning(@"HTTP upload: IOError reading stream: $(error.message)"); - file_transfer.state = FileTransfer.State.FAILED; - } - data.append_vals(buf, (uint) len); - } while(len > 0); - - //Create a key and use it to encrypt the file - uint8[] iv = new uint8[16]; - Plugin.get_context().randomize(iv); - uint8[] key = new uint8[32]; - Plugin.get_context().randomize(key); - uint8[] ciphertext = aes_encrypt(Cipher.AES_GCM_NOPADDING, key, iv, data.data); - - // Convert iv and key to hex - string iv_and_key = ""; - foreach (uint8 byte in iv) iv_and_key += byte.to_string("%02x"); - foreach (uint8 byte in key) iv_and_key += byte.to_string("%02x"); - - stream_interactor.module_manager.get_module(file_transfer.account, Xmpp.Xep.HttpFileUpload.Module.IDENTITY).request_slot(stream, file_transfer.server_file_name, (int) ciphertext.length, file_transfer.mime_type, - (stream, url_down, url_up) => { - Soup.Message message = new Soup.Message("PUT", url_up); - message.set_request(file_transfer.mime_type, Soup.MemoryUse.COPY, ciphertext); - Soup.Session session = new Soup.Session(); - session.send_async.begin(message, null, (obj, res) => { - try { - session.send_async.end(res); - if (message.status_code >= 200 && message.status_code < 300) { - string aesgcm_link = url_down + "#" + iv_and_key; - aesgcm_link = "aesgcm://" + aesgcm_link.substring(8); // replace https:// by aesgcm:// - - file_transfer.info = aesgcm_link; // store the message content temporarily so the message gets filtered out - Entities.Message xmpp_message = stream_interactor.get_module(MessageProcessor.IDENTITY).create_out_message(aesgcm_link, conversation); - xmpp_message.encryption = Encryption.OMEMO; - stream_interactor.get_module(MessageProcessor.IDENTITY).send_message(xmpp_message, conversation); - file_transfer.info = xmpp_message.id.to_string(); - - ContentItem? content_item = stream_interactor.get_module(ContentItemStore.IDENTITY).get_item(conversation, 1, xmpp_message.id); - if (content_item != null) { - stream_interactor.get_module(ContentItemStore.IDENTITY).set_item_hide(content_item, true); - } - } else { - warning("HTTP upload status code " + message.status_code.to_string()); - file_transfer.state = FileTransfer.State.FAILED; - } - } catch (Error e) { - warning("HTTP upload error: " + e.message); - file_transfer.state = FileTransfer.State.FAILED; - } - }); - }, - (stream, error) => { - warning("HTTP upload error: " + error); - file_transfer.state = FileTransfer.State.FAILED; - } - ); - } - - public bool can_send(Conversation conversation, FileTransfer file_transfer) { - return file_transfer.encryption == Encryption.OMEMO; - } - - public bool is_upload_available(Conversation conversation) { - lock (max_file_sizes) { - return max_file_sizes.has_key(conversation.account); - } - } - - private void on_stream_negotiated(Account account, XmppStream stream) { - stream_interactor.module_manager.get_module(account, Xmpp.Xep.HttpFileUpload.Module.IDENTITY).feature_available.connect((stream, max_file_size) => { - lock (max_file_sizes) { - max_file_sizes[account] = max_file_size; - } - upload_available(account); - }); - } -} - -} |