[PATCHv2 04/10] android/avrcp: Add avrcp_get_current_player_value() function

[Andrei Emeltchenko <Andrei.Emeltchenko.news@gmail.com>]

From: Andrei Emeltchenko <andrei.emeltchenko@intel.com>

---
 android/avrcp-lib.c | 20 ++++++++++++++++++++
 android/avrcp-lib.h | 11 +++++++++++
 2 files changed, 31 insertions(+)

diff --git a/android/avrcp-lib.c b/android/avrcp-lib.c
index dfd6fa3..8f18b9c 100644
--- a/android/avrcp-lib.c
+++ b/android/avrcp-lib.c
@@ -384,3 +384,23 @@ int avrcp_register_notification_rsp(struct avrcp *session, uint8_t transaction,
 				AVC_SUBUNIT_PANEL, AVRCP_REGISTER_NOTIFICATION,
 				params, params_len);
 }
+
+int avrcp_get_current_player_value(struct avrcp *session, uint8_t *attributes,
+					uint8_t attr_count, avctp_rsp_cb func,
+					void *user_data)
+
+{
+	uint8_t buf[AVRCP_ATTRIBUTE_LAST + 1];
+
+	if (attr_count > AVRCP_ATTRIBUTE_LAST)
+		return -EINVAL;
+
+	if (attributes && attr_count) {
+		buf[0] = attr_count;
+		memcpy(buf + 1, attributes, attr_count);
+	}
+
+	return avrcp_send_req(session, AVC_CTYPE_STATUS, AVC_SUBUNIT_PANEL,
+				AVRCP_GET_CURRENT_PLAYER_VALUE, buf,
+				attr_count + 1, func, user_data);
+}
diff --git a/android/avrcp-lib.h b/android/avrcp-lib.h
index 7185fb6..5e396bb 100644
--- a/android/avrcp-lib.h
+++ b/android/avrcp-lib.h
@@ -75,6 +75,14 @@
 #define CAP_COMPANY_ID				0x02
 #define CAP_EVENTS_SUPPORTED			0x03
 
+/* Player Attributes */
+#define AVRCP_ATTRIBUTE_ILEGAL			0x00
+#define AVRCP_ATTRIBUTE_EQUALIZER		0x01
+#define AVRCP_ATTRIBUTE_REPEAT_MODE		0x02
+#define AVRCP_ATTRIBUTE_SHUFFLE			0x03
+#define AVRCP_ATTRIBUTE_SCAN			0x04
+#define AVRCP_ATTRIBUTE_LAST			AVRCP_ATTRIBUTE_SCAN
+
 /* Company IDs for vendor dependent commands */
 #define IEEEID_BTSIG		0x001958
 
@@ -138,3 +146,6 @@ int avrcp_get_element_attrs_rsp(struct avrcp *session, uint8_t transaction,
 int avrcp_register_notification_rsp(struct avrcp *session, uint8_t transaction,
 					uint8_t code, uint8_t *params,
 					size_t params_len);
+int avrcp_get_current_player_value(struct avrcp *session, uint8_t *attributes,
+					uint8_t attr_count, avctp_rsp_cb func,
+					void *user_data);
-- 
1.8.3.2