Function DAP_ProcessCommand

source/daplink/cmsis-dap/DAP.c:1664–1791

Process DAP command request and prepare response request: pointer to request data response: pointer to response data return: number of bytes in response (lower 16 bits) number of bytes in request (upper 16 bits)

//   return:   number of bytes in response (lower 16 bits)
//             number of bytes in request (upper 16 bits)
uint32_t DAP_ProcessCommand(const uint8_t *request, uint8_t *response) {
  uint32_t num;

  if ((*request >= ID_DAP_Vendor0) && (*request <= ID_DAP_Vendor31)) {
    return DAP_ProcessVendorCommand(request, response);
  }

  if ((*request >= ID_DAP_VendorExFirst) && (*request <= ID_DAP_VendorExLast)) {
    return DAP_ProcessVendorCommandEx(request, response);
  }

  *response++ = *request;

  switch (*request++) {
    case ID_DAP_Info:
      num = DAP_Info(*request, response+1);
      *response = (uint8_t)num;
      return ((2U << 16) + 2U + num);

    case ID_DAP_HostStatus:
      num = DAP_HostStatus(request, response);
      break;

    case ID_DAP_Connect:
      num = DAP_Connect(request, response);
      break;
    case ID_DAP_Disconnect:
      num = DAP_Disconnect(response);
      break;

    case ID_DAP_Delay:
      num = DAP_Delay(request, response);
      break;

    case ID_DAP_ResetTarget:
      num = DAP_ResetTarget(response);
      break;

    case ID_DAP_SWJ_Pins:
      num = DAP_SWJ_Pins(request, response);
      break;
    case ID_DAP_SWJ_Clock:
      num = DAP_SWJ_Clock(request, response);
      break;
    case ID_DAP_SWJ_Sequence:
      num = DAP_SWJ_Sequence(request, response);
      break;

    case ID_DAP_SWD_Configure:
      num = DAP_SWD_Configure(request, response);
      break;
    case ID_DAP_SWD_Sequence:
      num = DAP_SWD_Sequence(request, response);
      break;

    case ID_DAP_JTAG_Sequence:
      num = DAP_JTAG_Sequence(request, response);
      break;