Mercurial > dropbear
view libtomcrypt/src/headers/tomcrypt_cfg.h @ 404:a588558bfc94
Fix potential null pointer dereference found by Klokwork
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Sat, 03 Feb 2007 09:58:14 +0000 |
parents | 1b9e69c058d2 |
children | 0cbe8f6dbf9e |
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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 /* you can change how memory allocation works ... */ void *XMALLOC(size_t n); void *XREALLOC(void *p, size_t n); void *XCALLOC(size_t n, size_t s); void XFREE(void *p); /* change the clock function too */ clock_t XCLOCK(void); /* various other functions */ void *XMEMCPY(void *dest, const void *src, size_t n); int XMEMCMP(const void *s1, const void *s2, size_t n); /* type of argument checking, 0=default, 1=fatal and 2=none */ #define ARGTYPE 0 /* 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(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(__x86_64__) #define ENDIAN_LITTLE #define ENDIAN_64BITWORD #define LTC_FAST #define LTC_FAST_TYPE unsigned long #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 mycrypt_cfg.h #endif #if !(defined(ENDIAN_BIG) || defined(ENDIAN_LITTLE)) #define ENDIAN_NEUTRAL #endif /* packet code */ #if defined(MRSA) || defined(MDH) || defined(MECC) #define PACKET /* size of a packet header in bytes */ #define PACKET_SIZE 4 /* Section tags */ #define PACKET_SECT_RSA 0 #define PACKET_SECT_DH 1 #define PACKET_SECT_ECC 2 #define PACKET_SECT_DSA 3 /* Subsection Tags for the first three sections */ #define PACKET_SUB_KEY 0 #define PACKET_SUB_ENCRYPTED 1 #define PACKET_SUB_SIGNED 2 #define PACKET_SUB_ENC_KEY 3 #endif #endif /* $Source: /cvs/libtom/libtomcrypt/src/headers/tomcrypt_cfg.h,v $ */ /* $Revision: 1.7 $ */ /* $Date: 2005/05/05 14:35:58 $ */