Support for AVRCP Search item added to btmon.
Channel: 65 len 17 ctrl 0x0000 [PSM 27 mode 3] {chan 1}
I-frame: Unsegmented TxSeq 0 ReqSeq 0
AVCTP Browsing: Command: type 0x00 label 0 PID 0x110e
AVRCP: Search: len 0x0007
CharsetID: 0x006a (UTF-8)
Length: 0x0003 (3)
String: New
---
monitor/avctp.c | 69 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 69 insertions(+)
diff --git a/monitor/avctp.c b/monitor/avctp.c
index 95475a0..ccafc80 100644
--- a/monitor/avctp.c
+++ b/monitor/avctp.c
@@ -1954,6 +1954,72 @@ static bool avrcp_media_element_item(struct avctp_frame *avctp_frame,
return true;
}
+static bool avrcp_search_item(struct avctp_frame *avctp_frame)
+{
+ struct l2cap_frame *frame = &avctp_frame->l2cap_frame;
+ uint32_t items;
+ uint16_t charset, namelen, uidcounter;
+ uint8_t 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_be16(frame, &charset))
+ return false;
+
+ print_field("%*cCharsetID: 0x%04x (%s)", indent, ' ',
+ charset, charset2str(charset));
+
+ if (!l2cap_frame_get_be16(frame, &namelen))
+ return false;
+
+ print_field("%*cLength: 0x%04x (%u)", indent, ' ', namelen, namelen);
+
+ printf("%*cString: ", indent+8, ' ');
+ for (; namelen > 0; namelen--) {
+ uint8_t c;
+
+ if (!l2cap_frame_get_u8(frame, &c))
+ return false;
+
+ printf("%1c", isprint(c) ? c : '.');
+ }
+
+ printf("\n");
+
+ 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, &items))
+ return false;
+
+ print_field("%*cNumber of Items: 0x%04x (%u)", indent, ' ',
+ items, items);
+
+ return true;
+}
+
static bool avrcp_get_item_attributes(struct avctp_frame *avctp_frame)
{
struct l2cap_frame *frame = &avctp_frame->l2cap_frame;
@@ -2213,6 +2279,9 @@ static bool avrcp_browsing_packet(struct avctp_frame *avctp_frame)
case AVRCP_GET_ITEM_ATTRIBUTES:
avrcp_get_item_attributes(avctp_frame);
break;
+ case AVRCP_SEARCH:
+ avrcp_search_item(avctp_frame);
+ break;
default:
packet_hexdump(frame->data, frame->size);
}
--
1.9.1
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