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/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2006 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#ifndef _OPAL_CRC_H_
#define _OPAL_CRC_H_
#include <stddef.h>
#if defined(c_plusplus) || defined(__cplusplus)
extern "C" {
#endif
#define CRC_POLYNOMIAL ((unsigned int)0x04c11db7)
#define CRC_INITIAL_REGISTER ((unsigned int)0xffffffff)
#define OPAL_CSUM( SRC, LEN ) opal_uicsum( SRC, LEN )
#define OPAL_CSUM_PARTIAL( SRC, LEN, UI1, UI2 ) \
opal_uicsum_partial( SRC, LEN, UI1, UI2 )
#define OPAL_CSUM_BCOPY_PARTIAL( SRC, DST, LEN1, LEN2, UI1, UI2 ) \
opal_bcopy_uicsum_partial( SRC, DST, LEN1, LEN2, UI1, UI2 )
#define OPAL_CSUM_ZERO 0
OPAL_DECLSPEC unsigned long
opal_bcopy_csum_partial(
const void * source,
void * destination,
size_t copylen,
size_t csumlen,
unsigned long* lastPartialLong,
size_t* lastPartialLength
);
static inline unsigned long
opal_bcopy_csum (
const void * source,
void * destination,
size_t copylen,
size_t csumlen
)
{
unsigned long plong = 0;
size_t plength = 0;
return opal_bcopy_csum_partial(source, destination, copylen, csumlen, &plong, &plength);
}
OPAL_DECLSPEC unsigned int
opal_bcopy_uicsum_partial (
const void * source,
void * destination,
size_t copylen,
size_t csumlen,
unsigned int* lastPartialInt,
size_t* lastPartialLength
);
static inline unsigned int
opal_bcopy_uicsum (
const void * source,
void * destination,
size_t copylen,
size_t csumlen
)
{
unsigned int pint = 0;
size_t plength = 0;
return opal_bcopy_uicsum_partial(source, destination, copylen, csumlen, &pint, &plength);
}
OPAL_DECLSPEC unsigned long
opal_csum_partial (
const void * source,
size_t csumlen,
unsigned long* lastPartialLong,
size_t* lastPartialLength
);
static inline unsigned long
opal_csum(const void * source, size_t csumlen)
{
unsigned long lastPartialLong = 0;
size_t lastPartialLength = 0;
return opal_csum_partial(source, csumlen, &lastPartialLong, &lastPartialLength);
}
OPAL_DECLSPEC unsigned int
opal_uicsum_partial (
const void * source,
size_t csumlen,
unsigned int * lastPartialInt,
size_t* lastPartialLength
);
static inline unsigned int
opal_uicsum(const void * source, size_t csumlen)
{
unsigned int lastPartialInt = 0;
size_t lastPartialLength = 0;
return opal_uicsum_partial(source, csumlen, &lastPartialInt, &lastPartialLength);
}
/*
* CRC Support
*/
void opal_initialize_crc_table(void);
OPAL_DECLSPEC unsigned int
opal_bcopy_uicrc_partial(
const void * source,
void * destination,
size_t copylen,
size_t crclen,
unsigned int partial_crc);
static inline unsigned int
opal_bcopy_uicrc(
const void * source,
void * destination,
size_t copylen,
size_t crclen)
{
return opal_bcopy_uicrc_partial(source, destination, copylen, crclen, CRC_INITIAL_REGISTER);
}
OPAL_DECLSPEC unsigned int
opal_uicrc_partial(
const void * source,
size_t crclen,
unsigned int partial_crc);
static inline unsigned int
opal_uicrc(const void * source, size_t crclen)
{
return opal_uicrc_partial(source, crclen, CRC_INITIAL_REGISTER);
}
#if defined(c_plusplus) || defined(__cplusplus)
}
#endif
#endif
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