> ACL Data RX: Handle 12 flags 0x02 dlen 24
Channel: 67 len 20 [PSM 25 mode 0] {chan 1}
AVDTP: Get Capabilities (0x02) Response Accept (0x02) type 0x00 label 2 nosp 0
Service Category: Media Transport (0x01)
Service Category: Media Codec (0x07)
Media Type: Audio (0x00)
Media Codec: Non-A2DP (0xff)
Vendor ID: Sony Corporation (0x0000012d)
Vendor Specific Codec ID: LDAC (0x00aa)
Unknown: 0x073c
Service Category: Content Protection (0x04)
Content Protection Type: SCMS-T (0x0002)
< ACL Data TX: Handle 12 flags 0x02 dlen 26
Channel: 2753 len 22 [PSM 25 mode 0] {chan 1}
AVDTP: Set Configuration (0x03) Command (0x00) type 0x00 label 5 nosp 0
ACP SEID: 5
INT SEID: 3
Service Category: Media Transport (0x01)
Service Category: Media Codec (0x07)
Media Type: Audio (0x00)
Media Codec: Non-A2DP (0xff)
Vendor ID: Sony Corporation (0x0000012d)
Vendor Specific Codec ID: LDAC (0x00aa0
Unknown: 0x0104
Service Category: Content Protection (0x04)
Content Protection Type: SCMS-T (0x0002)
---
monitor/a2dp.c | 24 ++++++++++++++++++++++--
1 file changed, 22 insertions(+), 2 deletions(-)
diff --git a/monitor/a2dp.c b/monitor/a2dp.c
index 5c9553e..94f9758 100644
--- a/monitor/a2dp.c
+++ b/monitor/a2dp.c
@@ -50,6 +50,8 @@
/* Vendor Specific A2DP Codecs */
#define APTX_VENDOR_ID 0x0000004f
#define APTX_CODEC_ID 0x0001
+#define LDAC_VENDOR_ID 0x0000012d
+#define LDAC_CODEC_ID 0x00aa
struct bit_desc {
uint8_t bit_num;
@@ -212,6 +214,8 @@ static const char *vndcodec2str(uint32_t vendor_id, uint16_t codec_id)
{
if (vendor_id == APTX_VENDOR_ID && codec_id == APTX_CODEC_ID)
return "aptX";
+ else if (vendor_id == LDAC_VENDOR_ID && codec_id == LDAC_CODEC_ID)
+ return "LDAC";
return "Unknown";
}
@@ -503,6 +507,20 @@ static bool codec_vendor_aptx_cap(uint8_t losc, struct l2cap_frame *frame)
return true;
}
+static bool codec_vendor_ldac(uint8_t losc, struct l2cap_frame *frame)
+{
+ uint16_t cap = 0;
+
+ if (losc != 2)
+ return false;
+
+ l2cap_frame_get_le16(frame, &cap);
+
+ print_field("%*cUnknown: 0x%04x", BASE_INDENT + 2, ' ', cap);
+
+ return true;
+}
+
static bool codec_vendor_cap(uint8_t losc, struct l2cap_frame *frame)
{
uint32_t vendor_id = 0;
@@ -524,8 +542,9 @@ static bool codec_vendor_cap(uint8_t losc, struct l2cap_frame *frame)
if (vendor_id == APTX_VENDOR_ID && codec_id == APTX_CODEC_ID)
return codec_vendor_aptx_cap(losc, frame);
+ else if (vendor_id == LDAC_VENDOR_ID && codec_id == LDAC_CODEC_ID)
+ return codec_vendor_ldac(losc, frame);
- /* TODO: decode other codecs */
packet_hexdump(frame->data, losc);
l2cap_frame_pull(frame, frame, losc);
@@ -573,8 +592,9 @@ static bool codec_vendor_cfg(uint8_t losc, struct l2cap_frame *frame)
if (vendor_id == APTX_VENDOR_ID && codec_id == APTX_CODEC_ID)
return codec_vendor_aptx_cfg(losc, frame);
+ else if (vendor_id == LDAC_VENDOR_ID && codec_id == LDAC_CODEC_ID)
+ return codec_vendor_ldac(losc, frame);
- /* TODO: decode other codecs */
packet_hexdump(frame->data, losc);
l2cap_frame_pull(frame, frame, losc);
--
2.6.2
--
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