arch/arm/cpu/ixp/npe/include/IxOsalOsBufferMgt.h

   1 /**
   2  * @file IxOsalOsBufferMgt.h
   3  *
   4  * @brief vxworks-specific buffer management module definitions.
   5  *
   6  * Design Notes:
   7  *
   8  * @par
   9  * IXP400 SW Release version 2.0
  10  *
  11  * -- Copyright Notice --
  12  *
  13  * @par
  14  * Copyright 2001-2005, Intel Corporation.
  15  * All rights reserved.
  16  *
  17  * @par
  18  * Redistribution and use in source and binary forms, with or without
  19  * modification, are permitted provided that the following conditions
  20  * are met:
  21  * 1. Redistributions of source code must retain the above copyright
  22  *    notice, this list of conditions and the following disclaimer.
  23  * 2. Redistributions in binary form must reproduce the above copyright
  24  *    notice, this list of conditions and the following disclaimer in the
  25  *    documentation and/or other materials provided with the distribution.
  26  * 3. Neither the name of the Intel Corporation nor the names of its contributors
  27  *    may be used to endorse or promote products derived from this software
  28  *    without specific prior written permission.
  29  *
  30  * @par
  31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
  32  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  33  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  34  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
  35  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  39  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  40  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  41  * SUCH DAMAGE.
  42  *
  43  * @par
  44  * -- End of Copyright Notice --
  45  */
  46
  47
  48 #ifndef IX_OSAL_OS_BUFFER_MGT_H
  49 #define IX_OSAL_OS_BUFFER_MGT_H
  50
  51 /*
  52  * use the defaul bufferMgt provided by OSAL framework.
  53  */
  54 #define IX_OSAL_USE_DEFAULT_BUFFER_MGT
  55
  56 #include "IxOsalBufferMgtDefault.h"
  57
  58 #if 0  /* FIXME */
  59 /* Define os-specific buffer macros for subfields */
  60 #define IX_OSAL_OSBUF_MDATA(osBufPtr) IX_OSAL_MBUF_MDATA(osBufPtr)
  61              ( ((M_BLK *) osBufPtr)->m_data )
  62
  63 #define IX_OSAL_OSBUF_MLEN(osBufPtr) \
  64              ( ((M_BLK *) osBufPtr)->m_len )
  65
  66 #define IX_OSAL_OSBUF_PKT_LEN(osBufPtr) \
  67              ( ((M_BLK *) osBufPtr)->m_pkthdr.len )
  68
  69 #define IX_OSAL_OS_CONVERT_OSBUF_TO_IXPBUF( osBufPtr, ixpBufPtr) \
  70         { \
  71             IX_OSAL_MBUF_OSBUF_PTR( (IX_OSAL_MBUF *) ixpBufPtr) = (void *) osBufPtr; \
  72             IX_OSAL_MBUF_MDATA((IX_OSAL_MBUF *) ixpBufPtr) =  IX_OSAL_OSBUF_MDATA(osBufPtr); \
  73             IX_OSAL_MBUF_PKT_LEN((IX_OSAL_MBUF *) ixpBufPtr) = IX_OSAL_OSBUF_PKT_LEN(osBufPtr); \
  74             IX_OSAL_MBUF_MLEN((IX_OSAL_MBUF *) ixpBufPtr) = IX_OSAL_OSBUF_MLEN(osBufPtr); \
  75         }
  76
  77 #define IX_OSAL_OS_CONVERT_IXPBUF_TO_OSBUF( ixpBufPtr, osBufPtr) \
  78         { \
  79             if (ixpBufPtr == NULL) \
  80             { /* Do nothing */ } \
  81             else \
  82             { \
  83                 (M_BLK *) osBufPtr = (M_BLK *) IX_OSAL_MBUF_OSBUF_PTR((IX_OSAL_MBUF *) ixpBufPtr); \
  84                 if (osBufPtr == NULL) \
  85                 { /* Do nothing */ } \
  86                 else \
  87                 { \
  88                     IX_OSAL_OSBUF_MLEN(osBufPtr) =IX_OSAL_MBUF_MLEN((IX_OSAL_MBUF *) ixpBufPtr); \
  89                     IX_OSAL_OSBUF_PKT_LEN(osBufPtr) =IX_OSAL_MBUF_PKT_LEN((IX_OSAL_MBUF *) ixpBufPtr); \
  90                 } \
  91             } \
  92         }
  93
  94 #endif /* FIXME */
  95
  96 #endif /* #define IX_OSAL_OS_BUFFER_MGT_H */