tomcrypt_cfg.h

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/* This is the build config file.
 *
 * With this you can setup what to inlcude/exclude automatically during any build.  Just comment
 * out the line that #define's the word for the thing you want to remove.  phew!
 */
 
#ifndef TOMCRYPT_CFG_H
#define TOMCRYPT_CFG_H
 
#if defined(_WIN32) || defined(_MSC_VER)
#define LTC_CALL __cdecl
#else
#ifndef LTC_CALL
#define LTC_CALL
#endif
#endif
 
#ifndef LTC_EXPORT
#define LTC_EXPORT
#endif
 
/* certain platforms use macros for these, making the prototypes broken */
#ifndef LTC_NO_PROTOTYPES
 
/* you can change how memory allocation works ... */
LTC_EXPORT void * LTC_CALL XMALLOC(size_t n);
LTC_EXPORT void * LTC_CALL XREALLOC(void *p, size_t n);
LTC_EXPORT void * LTC_CALL XCALLOC(size_t n, size_t s);
LTC_EXPORT void LTC_CALL XFREE(void *p);
 
LTC_EXPORT void LTC_CALL XQSORT(void *base, size_t nmemb, size_t size, int(*compar)(const void *, const void *));
 
/* change the clock function too */
LTC_EXPORT clock_t LTC_CALL XCLOCK(void);
 
/* various other functions */
LTC_EXPORT void * LTC_CALL XMEMCPY(void *dest, const void *src, size_t n);
LTC_EXPORT int   LTC_CALL XMEMCMP(const void *s1, const void *s2, size_t n);
LTC_EXPORT void * LTC_CALL XMEMSET(void *s, int c, size_t n);
 
LTC_EXPORT int   LTC_CALL XSTRCMP(const char *s1, const char *s2);
 
#endif
 
/* type of argument checking, 0=default, 1=fatal and 2=error+continue, 3=nothing */
#ifndef ARGTYPE
#define ARGTYPE  0
#endif
 
/* Controls endianess and size of registers.  Leave uncommented to get platform neutral [slower] code
 *
 * Note: in order to use the optimized macros your platform must support unaligned 32 and 64 bit read/writes.
 * The x86 platforms allow this but some others [ARM for instance] do not.  On those platforms you **MUST**
 * use the portable [slower] macros.
 */
 
/* detect x86-32 machines somewhat */
#if !defined(__STRICT_ANSI__) && (defined(INTEL_CC) || (defined(_MSC_VER) && defined(WIN32)) || (defined(__GNUC__) && (defined(__DJGPP__) || defined(__CYGWIN__) || defined(__MINGW32__) || defined(__i386__))))
#define ENDIAN_LITTLE
#define ENDIAN_32BITWORD
#define LTC_FAST
#define LTC_FAST_TYPE    unsigned long
#endif
 
/* detects MIPS R5900 processors (PS2) */
#if (defined(__R5900) || defined(R5900) || defined(__R5900__)) && (defined(_mips) || defined(__mips__) || defined(mips))
#define ENDIAN_LITTLE
#define ENDIAN_64BITWORD
#endif
 
/* detect amd64 */
#if !defined(__STRICT_ANSI__) && defined(__x86_64__)
#define ENDIAN_LITTLE
#define ENDIAN_64BITWORD
#define LTC_FAST
#define LTC_FAST_TYPE    unsigned long
#endif
 
/* detect PPC32 */
#if !defined(__STRICT_ANSI__) && defined(LTC_PPC32)
#define ENDIAN_BIG
#define ENDIAN_32BITWORD
#define LTC_FAST
#define LTC_FAST_TYPE    unsigned long
#endif
 
/* detect sparc and sparc64 */
#if defined(__sparc__)
#define ENDIAN_BIG
#if defined(__arch64__)
#define ENDIAN_64BITWORD
#else
#define ENDIAN_32BITWORD
#endif
#endif
 
#ifdef LTC_NO_FAST
#ifdef LTC_FAST
#undef LTC_FAST
#endif
#endif
 
/* No asm is a quick way to disable anything "not portable" */
#ifdef LTC_NO_ASM
#undef ENDIAN_LITTLE
#undef ENDIAN_BIG
#undef ENDIAN_32BITWORD
#undef ENDIAN_64BITWORD
#undef LTC_FAST
#undef LTC_FAST_TYPE
#define LTC_NO_ROLC
#define LTC_NO_BSWAP
#endif
 
/* #define ENDIAN_LITTLE */
/* #define ENDIAN_BIG */
 
/* #define ENDIAN_32BITWORD */
/* #define ENDIAN_64BITWORD */
 
#if (defined(ENDIAN_BIG) || defined(ENDIAN_LITTLE)) && !(defined(ENDIAN_32BITWORD) || defined(ENDIAN_64BITWORD))
#error You must specify a word size as well as endianess in tomcrypt_cfg.h
#endif
 
#if !(defined(ENDIAN_BIG) || defined(ENDIAN_LITTLE))
#define ENDIAN_NEUTRAL
#endif
 
#endif
 
/* $Source$ */
/* $Revision$ */
/* $Date$ */