Support for decoding AVRCP SetBrowsedPlayer added in Bluetooth monitor. Channel: 65 len 12 ctrl 0x0102 [PSM 27 mode 3] {chan 1} I-frame: Unsegmented TxSeq 1 ReqSeq 1 AVCTP Browsing: Command: type 0x00 label 0 PID 0x110e AVRCP: SetBrowsedPlayer: len 0x0002 PlayerID: 0x0001 (1) --- monitor/avctp.c | 86 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 85 insertions(+), 1 deletion(-) diff --git a/monitor/avctp.c b/monitor/avctp.c index af91ecc..0a1e92d 100644 --- a/monitor/avctp.c +++ b/monitor/avctp.c @@ -1637,11 +1637,95 @@ static bool avrcp_control_packet(struct avctp_frame *avctp_frame) } } +static bool avrcp_set_browsed_player(struct avctp_frame *avctp_frame) +{ + struct l2cap_frame *frame = &avctp_frame->l2cap_frame; + uint32_t items; + uint16_t id, uids, charset; + uint8_t status, folders, indent = 2; + + if (avctp_frame->hdr & 0x02) + goto response; + + if (!l2cap_frame_get_be16(frame, &id)) + return false; + + print_field("%*cPlayerID: 0x%04x (%u)", indent, ' ', id, id); + return true; + +response: + if (!l2cap_frame_get_u8(frame, &status)) + return false; + + print_field("%*cStatus: 0x%02x (%s)", indent, ' ', status, + error2str(status)); + + if (!l2cap_frame_get_be16(frame, &uids)) + return false; + + print_field("%*cUIDCounter: 0x%04x (%u)", indent, ' ', uids, uids); + + if (!l2cap_frame_get_be32(frame, &items)) + return false; + + print_field("%*cNumber of Items: 0x%08x (%u)", indent, ' ', + items, items); + + if (!l2cap_frame_get_be16(frame, &charset)) + return false; + + print_field("%*cCharsetID: 0x%04x (%s)", indent, ' ', charset, + charset2str(charset)); + + if (!l2cap_frame_get_u8(frame, &folders)) + return false; + + print_field("%*cFolder Depth: 0x%02x (%u)", indent, ' ', folders, + folders); + + for (; folders > 0; folders--) { + uint8_t len; + + if (!l2cap_frame_get_u8(frame, &len)) + return false; + + printf("Folder: "); + for (; len > 0; len--) { + uint8_t c; + + if (!l2cap_frame_get_u8(frame, &c)) + return false; + + printf("%1c", isprint(c) ? c : '.'); + } + printf("\n"); + } + + return true; +} + static bool avrcp_browsing_packet(struct avctp_frame *avctp_frame) { struct l2cap_frame *frame = &avctp_frame->l2cap_frame; + uint16_t len; + uint8_t pduid; + + if (!l2cap_frame_get_u8(frame, &pduid)) + return false; + + if (!l2cap_frame_get_be16(frame, &len)) + return false; + + print_field("AVRCP: %s: len 0x%04x", pdu2str(pduid), len); + + switch (pduid) { + case AVRCP_SET_BROWSED_PLAYER: + avrcp_set_browsed_player(avctp_frame); + break; + default: + packet_hexdump(frame->data, frame->size); + } - packet_hexdump(frame->data, frame->size); return true; } -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html