block-sha1/sha1.h

   1 /*
   2  * Based on the Mozilla SHA1 (see mozilla-sha1/sha1.h),
   3  * optimized to do word accesses rather than byte accesses,
   4  * and to avoid unnecessary copies into the context array.
   5  */
   6
   7 typedef struct {
   8         unsigned int H[5];
   9         unsigned int W[16];
  10         unsigned long long size;
  11 } blk_SHA_CTX;
  12
  13 void blk_SHA1_Init(blk_SHA_CTX *ctx);
  14 void blk_SHA1_Update(blk_SHA_CTX *ctx, const void *dataIn, unsigned long len);
  15 void blk_SHA1_Final(unsigned char hashout[20], blk_SHA_CTX *ctx);
  16
  17 #define git_SHA_CTX     blk_SHA_CTX
  18 #define git_SHA1_Init   blk_SHA1_Init
  19 #define git_SHA1_Update blk_SHA1_Update
  20 #define git_SHA1_Final  blk_SHA1_Final