diff --git a/solanaceae/core/tox_default_impl.cpp b/solanaceae/core/tox_default_impl.cpp
index 35d8a9b..e99d98c 100644
--- a/solanaceae/core/tox_default_impl.cpp
+++ b/solanaceae/core/tox_default_impl.cpp
@@ -1,4 +1,5 @@
 #include "./tox_default_impl.hpp"
+#include <optional>
 
 Tox_Connection ToxDefaultImpl::toxSelfGetConnectionStatus(void) {
 	return tox_self_get_connection_status(_tox);
@@ -113,6 +114,46 @@ std::tuple<std::optional<uint32_t>, Tox_Err_Friend_Send_Message> ToxDefaultImpl:
 	}
 }
 
+Tox_Err_File_Control ToxDefaultImpl::toxFileControl(uint32_t friend_number, uint32_t file_number, Tox_File_Control control) {
+	Tox_Err_File_Control err = TOX_ERR_FILE_CONTROL_OK;
+	tox_file_control(_tox, friend_number, file_number, control, &err);
+	return err;
+}
+
+Tox_Err_File_Seek ToxDefaultImpl::toxFileSeek(uint32_t friend_number, uint32_t file_number, uint64_t position) {
+	Tox_Err_File_Seek err = TOX_ERR_FILE_SEEK_OK;
+	tox_file_seek(_tox, friend_number, file_number, position, &err);
+	return err;
+}
+
+std::tuple<std::optional<std::vector<uint8_t>>, Tox_Err_File_Get> ToxDefaultImpl::toxFileGetFileID(uint32_t friend_number, uint32_t file_number) {
+	Tox_Err_File_Get err = TOX_ERR_FILE_GET_OK;
+	std::vector<uint8_t> id(TOX_FILE_ID_LENGTH);
+	tox_file_get_file_id(_tox, friend_number, file_number, id.data(), &err);
+	if (err == TOX_ERR_FILE_GET_OK) {
+		return {id, err};
+	} else {
+		return {std::nullopt, err};
+	}
+}
+
+std::tuple<std::optional<uint32_t>, Tox_Err_File_Send> ToxDefaultImpl::toxFileSend(uint32_t friend_number, uint32_t kind, uint64_t file_size, const std::vector<uint8_t>& file_id, std::string_view filename) {
+	// TODO: check file_id size
+	Tox_Err_File_Send err = TOX_ERR_FILE_SEND_OK;
+	auto res = tox_file_send(_tox, friend_number, kind, file_size, file_id.data(), reinterpret_cast<const uint8_t*>(filename.data()), filename.size(), &err);
+	if (err == TOX_ERR_FILE_SEND_OK) {
+		return {res, err};
+	} else {
+		return {std::nullopt, err};
+	}
+}
+
+Tox_Err_File_Send_Chunk ToxDefaultImpl::toxFileSendChunk(uint32_t friend_number, uint32_t file_number, uint64_t position, const std::vector<uint8_t>& data) {
+	Tox_Err_File_Send_Chunk err = TOX_ERR_FILE_SEND_CHUNK_OK;
+	tox_file_send_chunk(_tox, friend_number, file_number, position, data.data(), data.size(), &err);
+	return err;
+}
+
 std::tuple<std::optional<uint32_t>, Tox_Err_Conference_Join> ToxDefaultImpl::toxConferenceJoin(uint32_t friend_number, const std::vector<uint8_t>& cookie) {
 	Tox_Err_Conference_Join err = TOX_ERR_CONFERENCE_JOIN_OK;
 	auto res = tox_conference_join(_tox, friend_number, cookie.data(), cookie.size(), &err);
diff --git a/solanaceae/core/tox_default_impl.hpp b/solanaceae/core/tox_default_impl.hpp
index 92ebd9e..babed20 100644
--- a/solanaceae/core/tox_default_impl.hpp
+++ b/solanaceae/core/tox_default_impl.hpp
@@ -35,6 +35,12 @@ struct ToxDefaultImpl : public ToxI {
 	std::tuple<std::optional<uint32_t>, Tox_Err_Friend_Send_Message> toxFriendSendMessage(uint32_t friend_number, Tox_Message_Type type, std::string_view message) override;
 
 	// files
+	Tox_Err_File_Control toxFileControl(uint32_t friend_number, uint32_t file_number, Tox_File_Control control) override;
+	Tox_Err_File_Seek toxFileSeek(uint32_t friend_number, uint32_t file_number, uint64_t position) override;
+	std::tuple<std::optional<std::vector<uint8_t>>, Tox_Err_File_Get> toxFileGetFileID(uint32_t friend_number, uint32_t file_number) override;
+	std::tuple<std::optional<uint32_t>, Tox_Err_File_Send> toxFileSend(uint32_t friend_number, uint32_t kind, uint64_t file_size, const std::vector<uint8_t>& file_id, std::string_view filename) override;
+	Tox_Err_File_Send_Chunk toxFileSendChunk(uint32_t friend_number, uint32_t file_number, uint64_t position, const std::vector<uint8_t>& data) override;
+
 	// conferece
 	std::tuple<std::optional<uint32_t>, Tox_Err_Conference_Join> toxConferenceJoin(uint32_t friend_number, const std::vector<uint8_t>& cookie) override;
 	Tox_Err_Conference_Send_Message toxConferenceSendMessage(uint32_t conference_number, Tox_Message_Type type, std::string_view message) override;
diff --git a/solanaceae/core/tox_interface.hpp b/solanaceae/core/tox_interface.hpp
index ff98c00..882a937 100644
--- a/solanaceae/core/tox_interface.hpp
+++ b/solanaceae/core/tox_interface.hpp
@@ -48,6 +48,11 @@ struct ToxI_raw {
 	virtual std::vector<uint8_t> toxHash(const std::vector<uint8_t>& data);
 
 	// files
+	virtual Tox_Err_File_Control toxFileControl(uint32_t friend_number, uint32_t file_number, Tox_File_Control control) = 0;
+	virtual Tox_Err_File_Seek toxFileSeek(uint32_t friend_number, uint32_t file_number, uint64_t position) = 0;
+	virtual std::tuple<std::optional<std::vector<uint8_t>>, Tox_Err_File_Get> toxFileGetFileID(uint32_t friend_number, uint32_t file_number) = 0;
+	virtual std::tuple<std::optional<uint32_t>, Tox_Err_File_Send> toxFileSend(uint32_t friend_number, uint32_t kind, uint64_t file_size, const std::vector<uint8_t>& file_id, std::string_view filename) = 0;
+	virtual Tox_Err_File_Send_Chunk toxFileSendChunk(uint32_t friend_number, uint32_t file_number, uint64_t position, const std::vector<uint8_t>& data) = 0;
 
 	// conferece
 	//bool tox_conference_delete(Tox *tox, uint32_t conference_number, Tox_Err_Conference_Delete *error);
@@ -160,6 +165,10 @@ struct ToxI : public ToxI_raw {
 		return toxFriendSendMessage(friend_number, type, message);
 	}
 
+	std::tuple<std::optional<uint32_t>, Tox_Err_File_Send> toxFileSend_str(uint32_t friend_number, uint32_t kind, uint64_t file_size, const std::vector<uint8_t>& file_id, const std::string& filename) {
+		return toxFileSend(friend_number, kind, file_size, file_id, filename);
+	}
+
 	Tox_Err_Conference_Send_Message toxConferenceSendMessage_str(uint32_t conference_number, Tox_Message_Type type, const std::string& message) {
 		return toxConferenceSendMessage(conference_number, type, message);
 	}