lib: add wpipc library

Simple library that uses sockets for inter-process communication. It provides an
API to create server and client objects. Users can add custom handlers in the
server, and clients can send requests for those custom handlers.

Signed-off-by: George Kiagiadakis <george.kiagiadakis@collabora.com>

1 files changed, 56 insertions, 0 deletions

diff --git a/lib/client.h b/lib/client.h
new file mode 100644
index 0000000..7ac8e1a
--- /dev/null
+++ b/lib/client.h
@@ -0,0 +1,56 @@
+/* PipeWire AGL Cluster IPC
+ *
+ * Copyright © 2021 Collabora Ltd.
+ *    @author Julian Bouzas <julian.bouzas@collabora.com>
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#ifndef __ICIPC_CLIENT_H__
+#define __ICIPC_CLIENT_H__
+
+#include <spa/pod/pod.h>
+
+#include <stddef.h>
+
+#include "sender.h"
+#include "defs.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define icipc_client_to_sender(self) ((struct icipc_sender *)(self))
+
+struct icipc_client;
+
+ICIPC_API
+struct icipc_client *
+icipc_client_new (const char *path, bool connect);
+
+ICIPC_API
+void
+icipc_client_free (struct icipc_client *self);
+
+ICIPC_API
+bool
+icipc_client_send_request (struct icipc_client *self,
+                           const char *name,
+                           const struct spa_pod *args,
+                           icipc_sender_reply_func_t reply,
+                           void *data);
+
+/* for reply handlers only */
+
+ICIPC_API
+const struct spa_pod *
+icipc_client_send_request_finish (struct icipc_sender *self,
+                                  const uint8_t *buffer,
+                                  size_t size,
+                                  const char **error);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif