[PATCH 4/6] monitor: Add AVRCP specific AV/C PDUs' macros and helper functions

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Added AVRCP specific AV/C PDUs related stuffs such as macros
and helper functions.
---
 monitor/avctp.c | 98 +++++++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 96 insertions(+), 2 deletions(-)

diff --git a/monitor/avctp.c b/monitor/avctp.c
index 8eca5da..28605fb 100644
--- a/monitor/avctp.c
+++ b/monitor/avctp.c
@@ -79,6 +79,38 @@
 #define AVC_OP_SUBUNITINFO              0x31
 #define AVC_OP_PASSTHROUGH              0x7c
 
+/* pdu ids */
+#define AVRCP_GET_CAPABILITIES          0x10
+#define AVRCP_LIST_PLAYER_ATTRIBUTES    0x11
+#define AVRCP_LIST_PLAYER_VALUES        0x12
+#define AVRCP_GET_CURRENT_PLAYER_VALUE  0x13
+#define AVRCP_SET_PLAYER_VALUE          0x14
+#define AVRCP_GET_PLAYER_ATTRIBUTE_TEXT 0x15
+#define AVRCP_GET_PLAYER_VALUE_TEXT     0x16
+#define AVRCP_DISPLAYABLE_CHARSET       0x17
+#define AVRCP_CT_BATTERY_STATUS         0x18
+#define AVRCP_GET_ELEMENT_ATTRIBUTES    0x20
+#define AVRCP_GET_PLAY_STATUS           0x30
+#define AVRCP_REGISTER_NOTIFICATION     0x31
+#define AVRCP_REQUEST_CONTINUING        0x40
+#define AVRCP_ABORT_CONTINUING          0x41
+#define AVRCP_SET_ABSOLUTE_VOLUME       0x50
+#define AVRCP_SET_ADDRESSED_PLAYER      0x60
+#define AVRCP_SET_BROWSED_PLAYER        0x70
+#define AVRCP_GET_FOLDER_ITEMS          0x71
+#define AVRCP_CHANGE_PATH               0x72
+#define AVRCP_GET_ITEM_ATTRIBUTES       0x73
+#define AVRCP_PLAY_ITEM                 0x74
+#define AVRCP_SEARCH                    0x80
+#define AVRCP_ADD_TO_NOW_PLAYING        0x90
+#define AVRCP_GENERAL_REJECT            0xA0
+
+/* Packet types */
+#define AVRCP_PACKET_TYPE_SINGLE        0x00
+#define AVRCP_PACKET_TYPE_START         0x01
+#define AVRCP_PACKET_TYPE_CONTINUING    0x02
+#define AVRCP_PACKET_TYPE_END           0x03
+
 static const char *ctype2str(uint8_t ctype)
 {
         switch (ctype & 0x0f) {
@@ -165,12 +197,74 @@ static const char *opcode2str(uint8_t opcode)
 
 static const char *pdu2str(uint8_t pduid)
 {
-	return "Unknown";
+        switch (pduid) {
+        case AVRCP_GET_CAPABILITIES:
+                return "GetCapabilities";
+        case AVRCP_LIST_PLAYER_ATTRIBUTES:
+                return "ListPlayerApplicationSettingAttributes";
+        case AVRCP_LIST_PLAYER_VALUES:
+                return "ListPlayerApplicationSettingValues";
+        case AVRCP_GET_CURRENT_PLAYER_VALUE:
+                return "GetCurrentPlayerApplicationSettingValue";
+        case AVRCP_SET_PLAYER_VALUE:
+                return "SetPlayerApplicationSettingValue";
+        case AVRCP_GET_PLAYER_ATTRIBUTE_TEXT:
+                return "GetPlayerApplicationSettingAttributeText";
+        case AVRCP_GET_PLAYER_VALUE_TEXT:
+                return "GetPlayerApplicationSettingValueText";
+        case AVRCP_DISPLAYABLE_CHARSET:
+                return "InformDisplayableCharacterSet";
+        case AVRCP_CT_BATTERY_STATUS:
+                return "InformBatteryStatusOfCT";
+        case AVRCP_GET_ELEMENT_ATTRIBUTES:
+                return "GetElementAttributes";
+        case AVRCP_GET_PLAY_STATUS:
+                return "GetPlayStatus";
+        case AVRCP_REGISTER_NOTIFICATION:
+                return "RegisterNotification";
+        case AVRCP_REQUEST_CONTINUING:
+                return "RequestContinuingResponse";
+        case AVRCP_ABORT_CONTINUING:
+                return "AbortContinuingResponse";
+        case AVRCP_SET_ABSOLUTE_VOLUME:
+                return "SetAbsoluteVolume";
+        case AVRCP_SET_ADDRESSED_PLAYER:
+                return "SetAddressedPlayer";
+        case AVRCP_SET_BROWSED_PLAYER:
+                return "SetBrowsedPlayer";
+        case AVRCP_GET_FOLDER_ITEMS:
+                return "GetFolderItems";
+        case AVRCP_CHANGE_PATH:
+                return "ChangePath";
+	case AVRCP_GET_ITEM_ATTRIBUTES:
+                return "GetItemAttributes";
+        case AVRCP_PLAY_ITEM:
+                return "PlayItem";
+        case AVRCP_SEARCH:
+                return "Search";
+        case AVRCP_ADD_TO_NOW_PLAYING:
+                return "AddToNowPlaying";
+        case AVRCP_GENERAL_REJECT:
+                return "GeneralReject";
+        default:
+                return "Unknown";
+        }
 }
 
 static const char *pt2str(uint8_t pt)
 {
-	return "Unknown";
+        switch (pt) {
+        case AVRCP_PACKET_TYPE_SINGLE:
+                return "Single";
+        case AVRCP_PACKET_TYPE_START:
+                return "Start";
+        case AVRCP_PACKET_TYPE_CONTINUING:
+                return "Continuing";
+        case AVRCP_PACKET_TYPE_END:
+                return "End";
+        default:
+                return "Unknown";
+        }
 }
 
 static void avrcp_passthrough_packet(const struct l2cap_frame *frame)
-- 
1.9.1

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