1 files changed, 92 insertions, 0 deletions
diff --git a/src/modules/module-protocol-pulse/operation.c b/src/modules/module-protocol-pulse/operation.c
new file mode 100644
index 0000000..1c9833d
--- /dev/null
+++ b/src/modules/module-protocol-pulse/operation.c
@@ -0,0 +1,92 @@
+/* PipeWire
+ *
+ * Copyright © 2020 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.
+ */
+
+#include <stdlib.h>
+
+#include <spa/utils/list.h>
+#include <pipewire/log.h>
+
+#include "client.h"
+#include "log.h"
+#include "manager.h"
+#include "operation.h"
+#include "reply.h"
+
+int operation_new_cb(struct client *client, uint32_t tag,
+		void (*callback)(void *data, struct client *client, uint32_t tag),
+		void *data)
+{
+	struct operation *o;
+
+	if ((o = calloc(1, sizeof(*o))) == NULL)
+		return -errno;
+
+	o->client = client;
+	o->tag = tag;
+	o->callback = callback;
+	o->data = data;
+
+	spa_list_append(&client->operations, &o->link);
+	pw_manager_sync(client->manager);
+
+	pw_log_debug("client %p [%s]: new operation tag:%u", client, client->name, tag);
+
+	return 0;
+}
+
+int operation_new(struct client *client, uint32_t tag)
+{
+	return operation_new_cb(client, tag, NULL, NULL);
+}
+
+void operation_free(struct operation *o)
+{
+	spa_list_remove(&o->link);
+	free(o);
+}
+
+struct operation *operation_find(struct client *client, uint32_t tag)
+{
+	struct operation *o;
+	spa_list_for_each(o, &client->operations, link) {
+		if (o->tag == tag)
+			return o;
+	}
+	return NULL;
+}
+
+void operation_complete(struct operation *o)
+{
+	struct client *client = o->client;
+
+	pw_log_info("[%s]: tag:%u complete", client->name, o->tag);
+
+	spa_list_remove(&o->link);
+
+	if (o->callback)
+		o->callback(o->data, client, o->tag);
+	else
+		reply_simple_ack(client, o->tag);
+	free(o);
+}