CRAS: Library ABI for server state

Make the server state query support version skew.

BUG=b:176570789
TEST=Verified the audio work fine

Change-Id: I5cbdf9ac6d75932174e0d37757f02e040e3eef4d
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/adhd/+/2646765
Commit-Queue: Yu-Hsuan Hsu <yuhsuan@chromium.org>
Tested-by: Yu-Hsuan Hsu <yuhsuan@chromium.org>
Reviewed-by: Cheng-Yi Chiang <cychiang@chromium.org>

2 files changed, 90 insertions, 0 deletions

diff --git a/cras/src/libcras/cras_client.c b/cras/src/libcras/cras_client.c
index 7817ba72..2be2f2c7 100644
--- a/cras/src/libcras/cras_client.c
+++ b/cras/src/libcras/cras_client.c
@@ -3978,6 +3978,46 @@ clean:
 	return rc;
 }
 
+int get_default_output_buffer_size(struct cras_client *client, int *size)
+{
+	int rc = cras_client_get_default_output_buffer_size(client);
+	if (rc < 0)
+		return rc;
+	*size = rc;
+	return 0;
+}
+
+int get_aec_group_id(struct cras_client *client, int *id)
+{
+	int rc = cras_client_get_aec_group_id(client);
+	if (rc < 0)
+		return rc;
+	*id = rc;
+	return 0;
+}
+
+int get_aec_supported(struct cras_client *client, int *supported)
+{
+	*supported = cras_client_get_aec_supported(client);
+	return 0;
+}
+
+int get_system_muted(struct cras_client *client, int *muted)
+{
+	*muted = cras_client_get_system_muted(client);
+	return 0;
+}
+
+int get_loopback_dev_idx(struct cras_client *client, int *idx)
+{
+	int rc = cras_client_get_first_dev_type_idx(
+		client, CRAS_NODE_TYPE_POST_MIX_PRE_DSP, CRAS_STREAM_INPUT);
+	if (rc < 0)
+		return rc;
+	*idx = rc;
+	return 0;
+}
+
 struct libcras_client *libcras_client_create()
 {
 	struct libcras_client *client = (struct libcras_client *)calloc(
@@ -4000,6 +4040,12 @@ struct libcras_client *libcras_client_create()
 	client->rm_stream = cras_client_rm_stream;
 	client->set_stream_volume = cras_client_set_stream_volume;
 	client->get_nodes = get_nodes;
+	client->get_default_output_buffer_size = get_default_output_buffer_size;
+	client->get_aec_group_id = get_aec_group_id;
+	client->get_aec_supported = get_aec_supported;
+	client->get_system_muted = get_system_muted;
+	client->set_system_mute = cras_client_set_system_mute;
+	client->get_loopback_dev_idx = get_loopback_dev_idx;
 	return client;
 }
 
diff --git a/cras/src/libcras/cras_client.h b/cras/src/libcras/cras_client.h
index 069929be..cab59e4e 100644
--- a/cras/src/libcras/cras_client.h
+++ b/cras/src/libcras/cras_client.h
@@ -1365,6 +1365,13 @@ struct libcras_client {
 	int (*get_nodes)(struct cras_client *client,
 			 enum CRAS_STREAM_DIRECTION direction,
 			 struct libcras_node_info ***nodes, size_t *num);
+	int (*get_default_output_buffer_size)(struct cras_client *client,
+					      int *size);
+	int (*get_aec_group_id)(struct cras_client *client, int *id);
+	int (*get_aec_supported)(struct cras_client *client, int *supported);
+	int (*get_system_muted)(struct cras_client *client, int *muted);
+	int (*set_system_mute)(struct cras_client *client, int mute);
+	int (*get_loopback_dev_idx)(struct cras_client *client, int *idx);
 };
 
 struct cras_stream_cb_data;
@@ -1558,6 +1565,43 @@ inline int libcras_client_get_nodes(struct libcras_client *client,
 	return client->get_nodes(client->client_, direction, nodes, num);
 }
 
+inline int
+libcras_client_get_default_output_buffer_size(struct libcras_client *client,
+					      int *size)
+{
+	return client->get_default_output_buffer_size(client->client_, size);
+}
+
+inline int libcras_client_get_aec_group_id(struct libcras_client *client,
+					   int *id)
+{
+	return client->get_aec_group_id(client->client_, id);
+}
+
+inline int libcras_client_get_aec_supported(struct libcras_client *client,
+					    int *supported)
+{
+	return client->get_aec_supported(client->client_, supported);
+}
+
+inline int libcras_client_get_system_muted(struct libcras_client *client,
+					   int *muted)
+{
+	return client->get_aec_group_id(client->client_, muted);
+}
+
+inline int libcras_client_set_system_mute(struct libcras_client *client,
+					  int mute)
+{
+	return client->set_system_mute(client->client_, mute);
+}
+
+inline int libcras_client_get_loopback_dev_idx(struct libcras_client *client,
+					       int *idx)
+{
+	return client->get_loopback_dev_idx(client->client_, idx);
+}
+
 /*
  * Creates a new struct to save stream params.
  * Returns: