[PATCH v1 1/9] handsfree-audio: Add creating Audio Card

[Claudio Takahasi]

This patch adds the Handsfree Audio Card registration when the service
level connection is established.
---
 include/handsfree-audio.h |  1 +
 plugins/hfp_hf_bluez5.c   |  4 ++++
 src/handsfree-audio.c     | 41 +++++++++++++++++++++++++++++++++++++++++
 3 files changed, 46 insertions(+)

diff --git a/include/handsfree-audio.h b/include/handsfree-audio.h
index d6e2d0d..0572965 100644
--- a/include/handsfree-audio.h
+++ b/include/handsfree-audio.h
@@ -30,6 +30,7 @@ extern "C" {
 
 void ofono_handsfree_audio_ref(void);
 void ofono_handsfree_audio_unref(void);
+char *ofono_handsfree_card_create(const char *remote);
 
 #ifdef __cplusplus
 }
diff --git a/plugins/hfp_hf_bluez5.c b/plugins/hfp_hf_bluez5.c
index 7057d71..eb2648e 100644
--- a/plugins/hfp_hf_bluez5.c
+++ b/plugins/hfp_hf_bluez5.c
@@ -46,6 +46,7 @@
 #include <ofono/netreg.h>
 #include <ofono/voicecall.h>
 #include <ofono/call-volume.h>
+#include <ofono/handsfree-audio.h>
 #include <ofono/handsfree.h>
 
 #include <drivers/hfpmodem/slc.h>
@@ -61,6 +62,7 @@
 struct hfp {
        struct hfp_slc_info info;
        DBusMessage *msg;
+       char *card;
 };
 
 static GDBusClient *bluez = NULL;
@@ -78,6 +80,7 @@ static void slc_established(gpointer userdata)
 {
        struct ofono_modem *modem = userdata;
        struct hfp *hfp = ofono_modem_get_data(modem);
+       const char *remote = ofono_modem_get_string(modem, "Remote");
        DBusMessage *msg;
 
        ofono_modem_set_powered(modem, TRUE);
@@ -88,6 +91,7 @@ static void slc_established(gpointer userdata)
        hfp->msg = NULL;
 
        ofono_info("Service level connection established");
+       hfp->card = ofono_handsfree_card_create(remote);
 }
 
 static void slc_failed(gpointer userdata)
diff --git a/src/handsfree-audio.c b/src/handsfree-audio.c
index 4e2cf93..d4d9796 100644
--- a/src/handsfree-audio.c
+++ b/src/handsfree-audio.c
@@ -35,6 +35,7 @@
 
 #define HFP_AUDIO_MANAGER_INTERFACE    OFONO_SERVICE ".HandsfreeAudioManager"
 #define HFP_AUDIO_AGENT_INTERFACE      OFONO_SERVICE ".HandsfreeAudioAgent"
+#define HFP_AUDIO_CARD_INTERFACE       OFONO_SERVICE ".HandsfreeAudioCard"
 
 /* Supported agent codecs */
 enum hfp_codec {
@@ -50,6 +51,10 @@ struct agent {
        guint watch;
 };
 
+struct audio_card {
+       char *remote;
+};
+
 static struct agent *agent = NULL;
 static int ref_count = 0;
 
@@ -205,6 +210,42 @@ void ofono_handsfree_audio_unref(void)
        }
 }
 
+static DBusMessage *card_get_properties(DBusConnection *conn,
+                                       DBusMessage *msg, void *user_data)
+{
+       return __ofono_error_not_implemented(msg);
+}
+
+static const GDBusMethodTable card_methods[] = {
+       { GDBUS_METHOD("GetProperties",
+                       NULL, GDBUS_ARGS({ "properties", "a{sv}" }),
+                       card_get_properties) },
+       { }
+};
+
+char *ofono_handsfree_card_create(const char *remote)
+{
+       static int audio_card_id = 0;
+       struct audio_card *card;
+       char *path;
+
+       path = g_strdup_printf("/device%d", audio_card_id++);
+       card = g_new0(struct audio_card, 1);
+
+       if (!g_dbus_register_interface(ofono_dbus_get_connection(), path,
+                               HFP_AUDIO_CARD_INTERFACE, card_methods,
+                               NULL, NULL, card, NULL)) {
+               g_free(path);
+               g_free(card);
+               return NULL;
+       }
+
+       card->remote = g_strdup(remote);
+       DBG("Audio Card added: %s", path);
+
+       return path;
+}
+
 int __ofono_handsfree_audio_manager_init(void)
 {
        return 0;
-- 
1.7.11.7

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