digest.h

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#pragma once
 
 
 
#include <cx/cx.h>
 
#define DIGEST_BLOCKSIZE 64
 
typedef enum {
    DIGEST_MD5,      
    DIGEST_SHA1,     
    DIGEST_SHA256,   
    DIGEST_COUNT
} DigestType;
 
extern uint32 DigestSize[DIGEST_COUNT];
 
typedef struct Digest {
    DigestType type; 
    uint32 size;     
    uint8 buffer[DIGEST_BLOCKSIZE]; 
    uint32 state[8]; 
} Digest;
 
void digestInit(_Out_ Digest* digest, DigestType type);
 
void digestUpdate(_Inout_ Digest* digest, _In_ uint8* data, uint32 size);
 
void digestFinish(_Inout_ Digest* digest, _Out_ uint8* out);