monitor: Decode error response

This adds decoding for the error code in the error response:

> test-sdp: User Data RX
      Channel: 0 len 7 [PSM 1 mode 0] {chan 0}
      SDP: Error Response (0x01) tid 2 len 2
        Error code: Invalid Continuation State (0x0005)

Change-Id: Ie72b90f076e36a75a9fef91cdef235070ad28d1b
Signed-off-by: himanshu <h.himanshu@samsung.com>

diff --git a/monitor/sdp.c b/monitor/sdp.c
index ac346d8..f284ebb 100755 (executable)
--- a/monitor/sdp.c
+++ b/monitor/sdp.c
@@ -534,6 +534,24 @@ static uint16_t common_rsp(const struct l2cap_frame *frame,
        return bytes;
 }
 
+static const char *error_str(uint16_t code)
+{
+       switch (code) {
+       case 0x0001:
+               return "Invalid Version";
+       case 0x0002:
+               return "Invalid Record Handle";
+       case 0x0003:
+               return "Invalid Syntax";
+       case 0x0004:
+               return "Invalid PDU Size";
+       case 0x0005:
+               return "Invalid Continuation State";
+       default:
+               return "Unknown";
+       }
+}
+
 static void error_rsp(const struct l2cap_frame *frame, struct tid_data *tid)
 {
        uint16_t error;
@@ -548,7 +566,7 @@ static void error_rsp(const struct l2cap_frame *frame, struct tid_data *tid)
 
        error = get_be16(frame->data);
 
-       print_field("Error code: 0x%2.2x", error);
+       print_field("Error code: %s (0x%4.4x)", error_str(error), error);
 }
 
 static void service_req(const struct l2cap_frame *frame, struct tid_data *tid)