NET_Digest.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * NAME:        NET_Digest.h
 *
 * COMMENTS:
 *
 *
 */

#ifndef __NET_DIGEST_H__
#define __NET_DIGEST_H__

#include "NET_API.h"

#include "NET_DigestAlgorithm.h"

#include <UT/UT_Array.h>
#include <UT/UT_NonCopyable.h>

struct evp_md_ctx_st;
using EVP_MD_CTX = evp_md_ctx_st;

class NET_API NET_Digest final
{
public:
    NET_Digest();
    ~NET_Digest();
    UT_NON_COPYABLE(NET_Digest);

    void initialize(const NET_DigestAlgorithm& alg);
    void update(const void* data, std::size_t len);
    unsigned int finalize(unsigned char* data, unsigned int len);
    UT_Array<unsigned char> finalize();
    NET_DigestAlgorithm algorithm() const;
private:
    EVP_MD_CTX* myCtx;
};

#endif // __NET_DIGEST_H__