https://github.com/git/git
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Tip revision: 16ffa6443e279a9b3b63d7a2bebeb07833506010 authored by Junio C Hamano on 02 September 2015, 19:55:21 UTC
Git 2.6-rc0
Tip revision: 16ffa64
sha1.h
/*
 * SHA1 routine optimized to do word accesses rather than byte accesses,
 * and to avoid unnecessary copies into the context array.
 *
 * This was initially based on the Mozilla SHA1 implementation, although
 * none of the original Mozilla code remains.
 */

typedef struct {
	unsigned long long size;
	unsigned int H[5];
	unsigned int W[16];
} blk_SHA_CTX;

void blk_SHA1_Init(blk_SHA_CTX *ctx);
void blk_SHA1_Update(blk_SHA_CTX *ctx, const void *dataIn, unsigned long len);
void blk_SHA1_Final(unsigned char hashout[20], blk_SHA_CTX *ctx);

#define git_SHA_CTX	blk_SHA_CTX
#define git_SHA1_Init	blk_SHA1_Init
#define git_SHA1_Update	blk_SHA1_Update
#define git_SHA1_Final	blk_SHA1_Final
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