Return-Path: From: Bharat Panda To: linux-bluetooth@vger.kernel.org Cc: cpgs@samsung.com, Bharat Panda Subject: [PATCH ] monitor: Add support for GetTotalNumOfItems Date: Fri, 24 Jul 2015 19:47:46 +0530 Message-id: <1437747466-30230-1-git-send-email-bharat.panda@samsung.com> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: Support for AVRCP Get Total NUmber Of Items added to btmon. Channel: 66 len 17 ctrl 0x060c [PSM 27 mode 3] {chan 2} I-frame: Unsegmented TxSeq 6 ReqSeq 6 AVCTP Browsing: Command: type 0x00 label 6 PID 0x110e AVRCP: GetTotalNumOfItems: len 0x000b Scope: 0x01 (Media Player Virtual Filesystem) Channel: 66 len 17 ctrl 0x070c [PSM 27 mode 3] {chan 2} I-frame: Unsegmented TxSeq 6 ReqSeq 7 AVCTP Browsing: Response: type 0x00 label 6 PID 0x110e AVRCP: GetTotalNumOfItems: len 0x0007 Status: 0x04 (Success) UIDCounter: 0x332e (13102) Number of Items: 0x0001 (1) --- monitor/avctp.c | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) diff --git a/monitor/avctp.c b/monitor/avctp.c index 556320c..a54b051 100644 --- a/monitor/avctp.c +++ b/monitor/avctp.c @@ -141,6 +141,7 @@ #define AVRCP_CHANGE_PATH 0x72 #define AVRCP_GET_ITEM_ATTRIBUTES 0x73 #define AVRCP_PLAY_ITEM 0x74 +#define AVRCP_GET_TOTAL_NUMBER_OF_ITEMS 0x75 #define AVRCP_SEARCH 0x80 #define AVRCP_ADD_TO_NOW_PLAYING 0x90 #define AVRCP_GENERAL_REJECT 0xA0 @@ -440,6 +441,8 @@ static const char *pdu2str(uint8_t pduid) return "GetItemAttributes"; case AVRCP_PLAY_ITEM: return "PlayItem"; + case AVRCP_GET_TOTAL_NUMBER_OF_ITEMS: + return "GetTotalNumOfItems"; case AVRCP_SEARCH: return "Search"; case AVRCP_ADD_TO_NOW_PLAYING: @@ -2045,6 +2048,54 @@ response: return true; } +static bool avrcp_get_total_number_of_items(struct avctp_frame *avctp_frame) +{ + struct l2cap_frame *frame = &avctp_frame->l2cap_frame; + uint32_t num_of_items; + uint16_t uidcounter; + uint8_t scope, status, indent = 2; + + if (avctp_frame->hdr & 0x02) + goto response; + + if (frame->size < 4) { + printf("PDU Malformed\n"); + packet_hexdump(frame->data, frame->size); + return false; + } + + if (!l2cap_frame_get_u8(frame, &scope)) + return false; + + print_field("%*cScope: 0x%02x (%s)", (indent - 8), ' ', + scope, scope2str(scope)); + + return true; + +response: + if (!l2cap_frame_get_u8(frame, &status)) + return false; + + print_field("%*cStatus: 0x%02x (%s)", indent, ' ', + status, error2str(status)); + + if (frame->size == 1) + return false; + + if (!l2cap_frame_get_be16(frame, &uidcounter)) + return false; + + print_field("%*cUIDCounter: 0x%04x (%u)", indent, ' ', + uidcounter, uidcounter); + + if (!l2cap_frame_get_be32(frame, &num_of_items)) + return false; + + print_field("%*cNumber of Items: 0x%04x (%u)", indent, ' ', + num_of_items, num_of_items); + + return true; +} static bool avrcp_search_item(struct avctp_frame *avctp_frame) { @@ -2374,6 +2425,9 @@ static bool avrcp_browsing_packet(struct avctp_frame *avctp_frame) case AVRCP_GET_ITEM_ATTRIBUTES: avrcp_get_item_attributes(avctp_frame); break; + case AVRCP_GET_TOTAL_NUMBER_OF_ITEMS: + avrcp_get_total_number_of_items(avctp_frame); + break; case AVRCP_SEARCH: avrcp_search_item(avctp_frame); break; -- 1.9.1