1 files changed, 112 insertions, 0 deletions
diff --git a/src/modules/module-protocol-native/connection.h b/src/modules/module-protocol-native/connection.h
new file mode 100644
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--- /dev/null
+++ b/src/modules/module-protocol-native/connection.h
@@ -0,0 +1,112 @@
+/* PipeWire
+ *
+ * Copyright © 2018 Wim Taymans
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef PIPEWIRE_PROTOCOL_NATIVE_CONNECTION_H
+#define PIPEWIRE_PROTOCOL_NATIVE_CONNECTION_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <spa/utils/defs.h>
+#include <spa/utils/hook.h>
+
+#include <pipewire/extensions/protocol-native.h>
+
+struct pw_protocol_native_connection_events {
+#define PW_VERSION_PROTOCOL_NATIVE_CONNECTION_EVENTS	0
+	uint32_t version;
+
+	void (*destroy) (void *data);
+
+	void (*error) (void *data, int error);
+
+	void (*need_flush) (void *data);
+
+	void (*start) (void *data, uint32_t version);
+};
+
+/** \class pw_protocol_native_connection
+ *
+ * \brief Manages the connection between client and server
+ *
+ * The \ref pw_protocol_native_connection handles the connection between client
+ * and server on a given socket.
+ */
+struct pw_protocol_native_connection {
+	int fd;	/**< the socket */
+
+	struct spa_hook_list listener_list;
+};
+
+static inline void
+pw_protocol_native_connection_add_listener(struct pw_protocol_native_connection *conn,
+					   struct spa_hook *listener,
+					   const struct pw_protocol_native_connection_events *events,
+					   void *data)
+{
+	spa_hook_list_append(&conn->listener_list, listener, events, data);
+}
+
+struct pw_protocol_native_connection *
+pw_protocol_native_connection_new(struct pw_context *context, int fd);
+
+int pw_protocol_native_connection_set_fd(struct pw_protocol_native_connection *conn, int fd);
+
+void
+pw_protocol_native_connection_destroy(struct pw_protocol_native_connection *conn);
+
+int
+pw_protocol_native_connection_get_next(struct pw_protocol_native_connection *conn,
+				const struct pw_protocol_native_message **msg);
+
+uint32_t pw_protocol_native_connection_add_fd(struct pw_protocol_native_connection *conn, int fd);
+int pw_protocol_native_connection_get_fd(struct pw_protocol_native_connection *conn, uint32_t index);
+
+struct spa_pod_builder *
+pw_protocol_native_connection_begin(struct pw_protocol_native_connection *conn,
+                                    uint32_t id, uint8_t opcode,
+				    struct pw_protocol_native_message **msg);
+
+int
+pw_protocol_native_connection_end(struct pw_protocol_native_connection *conn,
+                                  struct spa_pod_builder *builder);
+
+int
+pw_protocol_native_connection_flush(struct pw_protocol_native_connection *conn);
+
+int
+pw_protocol_native_connection_clear(struct pw_protocol_native_connection *conn);
+
+void pw_protocol_native_connection_enter(struct pw_protocol_native_connection *conn);
+void pw_protocol_native_connection_leave(struct pw_protocol_native_connection *conn);
+
+struct spa_pod *pw_protocol_native_connection_get_footer(struct pw_protocol_native_connection *conn,
+		const struct pw_protocol_native_message *msg);
+
+#ifdef __cplusplus
+}  /* extern "C" */
+#endif
+
+#endif /* PIPEWIRE_PROTOCOL_NATIVE_CONNECTION_H */