Return-Path: From: Andrzej Kaczmarek To: linux-bluetooth@vger.kernel.org Cc: Andrzej Kaczmarek Subject: [PATCH v2 09/22] monitor/avdtp: Decode AVDTP_START Date: Fri, 20 Nov 2015 15:13:27 +0100 Message-Id: <1448028820-25330-10-git-send-email-andrzej.kaczmarek@codecoup.pl> In-Reply-To: <1448028820-25330-1-git-send-email-andrzej.kaczmarek@codecoup.pl> References: <1448028820-25330-1-git-send-email-andrzej.kaczmarek@codecoup.pl> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: < ACL Data TX: Handle 256 flags 0x00 dlen 7 Channel: 258 len 3 [PSM 25 mode 0] {chan 2} AVDTP: Start (0x07) Command (0x00) type 0x00 label 7 nosp 0 ACP SEID: 1 > ACL Data RX: Handle 256 flags 0x02 dlen 6 Channel: 66 len 2 [PSM 25 mode 0] {chan 2} AVDTP: Start (0x07) Response Accept (0x02) type 0x00 label 7 nosp 0 --- monitor/avdtp.c | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/monitor/avdtp.c b/monitor/avdtp.c index cc51587..3a6816b 100644 --- a/monitor/avdtp.c +++ b/monitor/avdtp.c @@ -428,6 +428,44 @@ response: return true; } +static bool avdtp_start(struct avdtp_frame *avdtp_frame) +{ + struct l2cap_frame *frame = &avdtp_frame->l2cap_frame; + uint8_t seid; + + if (avdtp_frame->hdr & 0x01) + goto reject; + + if (avdtp_frame->hdr & 0x02) + goto response; + + if (!l2cap_frame_get_u8(frame, &seid)) + return false; + + print_field("ACP SEID: %d", seid >> 2); + + for (;;) { + if (!l2cap_frame_get_u8(frame, &seid)) + break; + + print_field("ACP SEID: %d", seid >> 2); + } + + return true; + +reject: + if (!l2cap_frame_get_u8(frame, &seid)) + return false; + + print_field("ACP SEID: %d", seid >> 2); + + return avdtp_reject_common(avdtp_frame); + +response: + /* no extra parameters */ + return true; +} + static bool avdtp_signalling_packet(struct avdtp_frame *avdtp_frame) { struct l2cap_frame *frame = &avdtp_frame->l2cap_frame; @@ -502,6 +540,9 @@ static bool avdtp_signalling_packet(struct avdtp_frame *avdtp_frame) case AVDTP_OPEN: ret = avdtp_open(avdtp_frame); break; + case AVDTP_START: + ret = avdtp_start(avdtp_frame); + break; default: packet_hexdump(frame->data, frame->size); ret = true; -- 2.6.2