digest.h

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#pragma once
 
 
 
#include <cx/cx.h>
 
CX_C_BEGIN
 
#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_reads_bytes_(size) const uint8* data, uint32 size);
 
void digestFinish(_Inout_ Digest* digest, _Out_ uint8* out);
 
 
CX_C_END