K:/CMGDKv18/SDK/Source/Base/Algorithml/sha1.cpp文件参考

#include <hgl/type/DataType.H>
#include <string.h>

组合类型
struct	sha1_context
名字空间
namespace	hgl
	__MAKE_HGL__&&!__MAKE_PLUGIN__
宏定义
#define	GET32(n, b, i)
#define	PUT32(n, b, i)
#define	S(x, n)   ((x << n) | ((x & 0xFFFFFFFF) >> (32 - n)))
#define	R(t)
#define	P(a, b, c, d, e, x)
#define	F(x, y, z)   (z ^ (x & (y ^ z)))
#define	K   0x5A827999
#define	F(x, y, z)   (x ^ y ^ z)
#define	K   0x6ED9EBA1
#define	F(x, y, z)   ((x & y) | (z & (x | y)))
#define	K   0x8F1BBCDC
#define	F(x, y, z)   (x ^ y ^ z)
#define	K   0xCA62C1D6
函数
void	sha1_starts (struct sha1_context *ctx)
void	sha1_process (struct sha1_context *ctx, unsigned __int8 data[64])
void	sha1_update (struct sha1_context *ctx, unsigned __int8 *input, unsigned __int32 length)
void	sha1_finish (struct sha1_context *ctx, unsigned __int8 digest[20])
void	hgl::CountSHA1 (uint8 *, uint32, uint8[20])

---

宏定义文档

#define F	(		x,
			y,
			z
	)		(z ^ (x & (y ^ z)))

#define F	(		x,
			y,
			z
	)		(x ^ y ^ z)

#define F	(		x,
			y,
			z
	)		((x & y) | (z & (x | y)))

#define F	(		x,
			y,
			z
	)		(x ^ y ^ z)

#define GET32	(		n,
			b,
			i
	)

值:

{                                                               \
    (n) = (unsigned __int32) ((unsigned __int8 *) b)[(i)+3]                         \
      | (((unsigned __int32) ((unsigned __int8 *) b)[(i)+2]) <<  8)                 \
      | (((unsigned __int32) ((unsigned __int8 *) b)[(i)+1]) << 16)                 \
      | (((unsigned __int32) ((unsigned __int8 *) b)[(i)]  ) << 24);                \
}

#define K   0x6ED9EBA1

#define K   0xCA62C1D6

#define K   0x5A827999

#define K   0x8F1BBCDC

#define P	(		a,
			b,
			c,
			d,
			e,
			x
	)

值:

{                                                       \
    e += S(a,5) + F(b,c,d) + K + x; b = S(b,30);        \
}

#define PUT32	(		n,
			b,
			i
	)

值:

{                                                               \
    (((unsigned __int8 *) b)[(i)+3]) = (unsigned __int8) (((n)      ) & 0xFF);      \
    (((unsigned __int8 *) b)[(i)+2]) = (unsigned __int8) (((n) >>  8) & 0xFF);      \
    (((unsigned __int8 *) b)[(i)+1]) = (unsigned __int8) (((n) >> 16) & 0xFF);      \
    (((unsigned __int8 *) b)[(i)]  ) = (unsigned __int8) (((n) >> 24) & 0xFF);      \
}

#define R

(

t

)

值:

(                                                       \
    temp = W[(t -  3) & 0x0F] ^ W[(t - 8) & 0x0F] ^     \
           W[(t - 14) & 0x0F] ^ W[ t      & 0x0F],      \
    ( W[t & 0x0F] = S(temp,1) )                         \
)

#define S	(		x,
			n
	)		((x << n) | ((x & 0xFFFFFFFF) >> (32 - n)))

---

函数文档

void sha1_finish	(	struct sha1_context *	ctx,
		unsigned __int8	digest[20]
	)

void sha1_process	(	struct sha1_context *	ctx,
		unsigned __int8	data[64]
	)

void sha1_starts

(

struct sha1_context *

ctx

)

void sha1_update	(	struct sha1_context *	ctx,
		unsigned __int8 *	input,
		unsigned __int32	length
	)