| /* |
| * Copyright (c) 2016, The OpenThread Authors. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the name of the copyright holder nor the |
| * names of its contributors may be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /** |
| * @file |
| * @brief |
| * This file defines the context structure for NBLs send between otLwf and it's miniport. |
| */ |
| |
| #ifndef __OT_NBL_CONTEXT_H__ |
| #define __OT_NBL_CONTEXT_H__ |
| |
| #ifndef _NDIS_ |
| #define NET_BUFFER_LIST_INFO(_NBL, _Id) ((_NBL)->NetBufferListInfo[(_Id)]) |
| #endif |
| |
| // Flag that indicates the ACK received had the Frame pending flag |
| #define OT_NBL_FLAG_ACK_FRAME_PENDING 0x01 |
| |
| // Represents the data necessary for the MAC layer to send out the NetBufferList |
| // Must be saved in: NET_BUFFER_LIST_INFO(NetBufferList, MediaSpecificInformationEx) |
| typedef struct _OT_NBL_CONTEXT |
| { |
| // Flags |
| UCHAR Flags; |
| |
| // Channel used to transmit/receive the frame. |
| UCHAR Channel; |
| |
| // Transmit/receive power in dBm. |
| CHAR Power; |
| |
| // Link Quality Indicator for received frames. |
| UCHAR Lqi; |
| |
| } OT_NBL_CONTEXT, *POT_NBL_CONTEXT; |
| |
| // OT_NBL_CONTEXT must fit in the pointer used for MediaSpecificInformationEx in the NBL |
| C_ASSERT(sizeof(OT_NBL_CONTEXT) <= sizeof(PVOID)); |
| |
| // Helper to set the OT_NBL_CONTEXT attached to the NetBufferList |
| __forceinline VOID SetNBLContext(_In_ PNET_BUFFER_LIST NetBufferList, _In_ POT_NBL_CONTEXT Context) |
| { |
| *(POT_NBL_CONTEXT)(&NET_BUFFER_LIST_INFO(NetBufferList, MediaSpecificInformationEx)) = *Context; |
| } |
| |
| // Helper to return the OT_NBL_CONTEXT attached to the NetBufferList |
| __forceinline POT_NBL_CONTEXT GetNBLContext(_In_ PNET_BUFFER_LIST NetBufferList) |
| { |
| return (POT_NBL_CONTEXT)(&NET_BUFFER_LIST_INFO(NetBufferList, MediaSpecificInformationEx)); |
| } |
| |
| #endif //__OT_NBL_CONTEXT_H__ |