Initial commit

Change-Id: Ic974941bdd30309b4adb72b7a05959332750210b
Signed-off-by: Manuel Bachmann <manuel.bachmann@iot.bzh>

1 files changed, 111 insertions, 0 deletions

diff --git a/node.h b/node.h
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--- /dev/null
+++ b/node.h
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+/*
+ * module-agl-audio -- PulseAudio module for providing audio routing support
+ * (forked from "module-murphy-ivi" - https://github.com/otcshare )
+ * Copyright (c) 2012, Intel Corporation.
+ * Copyright (c) 2016, IoT.bzh
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU Lesser General Public License,
+ * version 2.1, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St - Fifth Floor, Boston,
+ * MA 02110-1301 USA.
+ *
+ */
+#ifndef paaglnode
+#define paaglnode
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "userdata.h"
+#include "list.h"
+#include "loopback.h"
+
+#define APCLASS_DIM  (agl_application_class_end - agl_application_class_begin + 1)
+
+struct pa_nodeset {
+	pa_idxset  *nodes;
+	pa_hashmap *roles;
+	pa_hashmap *binaries;
+	const char *class_name[APCLASS_DIM]; /* as much elements as app.classes (see in "userdata.h") */
+};
+
+struct pa_nodeset_resdef {
+	uint32_t priority;
+	struct {
+		uint32_t rset;
+		uint32_t audio;
+	} flags;
+};
+
+struct pa_nodeset_map {
+	const char *name;
+	agl_node_type type;
+	const char *role;
+	pa_nodeset_resdef *resdef;
+};
+
+struct pa_node_card {
+	uint32_t  index;
+	char     *profile;
+};
+
+struct pa_node_rset {
+	char     *id;               /**< resource set id, if any */
+	bool      grant;            /**< permission to play/render etc */
+};
+
+struct agl_node {
+	uint32_t       index;     /**< index into nodeset->idxset */
+	char          *key;       /**< hash key for discover lookups */
+	agl_direction  direction; /**< agl_input | agl_output */
+	agl_implement  implement; /**< agl_device | agl_stream */
+	pa_client     *client;    /**< matching client pointer (for agl_input nodes only) */
+	pa_null_sink  *nullsink;  /**< associated null sink (for agl_input nodes only) */
+	pa_loopnode   *loopnode;  /**< associated loopback */
+	uint32_t       channels;  /**< number of channels (eg. 1=mono, 2=stereo) */
+	agl_location   location;  /**< mir_internal | mir_external */
+	agl_privacy    privacy;   /**< mir_public | mir_private */
+	agl_node_type  type;      /**< mir_speakers | mir_headset | ...  */
+	char          *zone;      /**< zone where the node belong */
+	bool           visible;   /**< internal or can appear on UI  */
+	bool           available; /**< eg. is the headset connected?  */
+	bool           ignore;    /**< do not consider it while routing  */
+	bool           localrset; /**< locally generated resource set */
+	const char    *amname;    /**< audiomanager name */
+	const char    *amdescr;   /**< UI description */
+	uint16_t       amid;      /**< handle to audiomanager, if any */
+	const char    *paname;    /**< sink|source|sink_input|source_output name */
+	uint32_t       paidx;     /**< sink|source|sink_input|source_output index*/
+	pa_node_card   pacard;    /**< pulse card related data, if any  */
+	const char    *paport;    /**< sink or source port if applies */
+	/*pa_muxnode    *mux;*/       /**< for multiplexable input streams only */
+    	/*pa_loopnode   *loop;*/      /**< for looped back sources only */
+	agl_dlist      rtentries; /**< in device nodes: listhead of nodchain */
+	agl_dlist      rtprilist; /**< in stream nodes: priority link (head is in
+                                                                   pa_router)*/
+	agl_dlist      constrains; /**< listhead of constrains */
+	/*mir_vlim       vlim;*/      /**< volume limit */
+	pa_node_rset   rset;      /**< resource set info if applies */
+	uint32_t       stamp;
+	/*scripting_node *scripting;*/ /** scripting data, if any */
+};
+
+pa_nodeset *pa_nodeset_init (struct userdata *);
+void pa_nodeset_done (struct userdata *);
+
+agl_node *agl_node_create (struct userdata *, agl_node *);
+const char *agl_node_type_str (agl_node_type);
+
+agl_node *agl_node_get_from_data (struct userdata *, agl_direction, void *);
+agl_node *agl_node_get_from_client (struct userdata *, pa_client *);
+
+#endif