#ifndef _SHA_H #define _SHA_H #include <inttypes.h> /* The SHA block size and message digest sizes, in bytes */ #define SHA_DATASIZE 64 #define SHA_DATALEN 16 #define SHA_DIGESTSIZE 20 #define SHA_DIGESTLEN 5 /* The structure for storing SHA info */ struct SHA_CTX { uint32_t digest[SHA_DIGESTLEN]; /* Message digest */ uint32_t count_l, count_h; /* 64-bit block count */ uint8_t block[SHA_DATASIZE]; /* SHA data buffer */ unsigned int index; /* index into buffer */ }; void SHA1_Init(struct SHA_CTX *ctx); void SHA1_Update(struct SHA_CTX *ctx, const unsigned char *buffer, uint32_t len); void SHA1_Final(unsigned char *s, struct SHA_CTX *ctx); void sha_digest(struct SHA_CTX *ctx, unsigned char *s); void sha_copy(struct SHA_CTX *dest, struct SHA_CTX *src); #endif /* !_SHA_H */