avb: avbtp -> avb

src/modules/module-avb/avb.c

@@ -0,0 +1,93 @@
+/* PipeWire
+ *
+ * Copyright © 2022 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 "internal.h"
+
+#include <spa/support/cpu.h>
+
+struct pw_avb *pw_avb_new(struct pw_context *context,
+		struct pw_properties *props, size_t user_data_size)
+{
+	struct impl *impl;
+	const struct spa_support *support;
+	uint32_t n_support;
+	struct spa_cpu *cpu;
+	const char *str;
+	int res = 0;
+
+	impl = calloc(1, sizeof(*impl) + user_data_size);
+	if (impl == NULL)
+		goto error_exit;
+
+	if (props == NULL)
+		props = pw_properties_new(NULL, NULL);
+	if (props == NULL)
+		goto error_free;
+
+	support = pw_context_get_support(context, &n_support);
+	cpu = spa_support_find(support, n_support, SPA_TYPE_INTERFACE_CPU);
+
+	pw_context_conf_update_props(context, "avb.properties", props);
+
+	if ((str = pw_properties_get(props, "vm.overrides")) != NULL) {
+		if (cpu != NULL && spa_cpu_get_vm_type(cpu) != SPA_CPU_VM_NONE)
+			pw_properties_update_string(props, str, strlen(str));
+		pw_properties_set(props, "vm.overrides", NULL);
+	}
+
+	impl->context = context;
+	impl->loop = pw_context_get_main_loop(context);
+	impl->props = props;
+
+	impl->work_queue = pw_context_get_work_queue(context);
+
+	spa_list_init(&impl->servers);
+
+	avdecc_server_new(impl, pw_properties_get(props, "ifname"),  NULL);
+
+	return (struct pw_avb*)impl;
+
+error_free:
+	free(impl);
+error_exit:
+	pw_properties_free(props);
+	if (res < 0)
+		errno = -res;
+	return NULL;
+}
+
+static void impl_free(struct impl *impl)
+{
+	struct server *s;
+
+	spa_list_consume(s, &impl->servers, link)
+		avdecc_server_free(s);
+	free(impl);
+}
+
+void pw_avb_destroy(struct pw_avb *avb)
+{
+	struct impl *impl = (struct impl*)avb;
+	impl_free(impl);
+}