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cuberite-2a/src/mbedTLS++/Sha1Checksum.h

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// Sha1Checksum.h
// Declares the cSha1Checksum class representing the SHA-1 checksum calculator
#pragma once
#include "mbedtls/sha1.h"
/** Calculates a SHA1 checksum for data stream */
class cSha1Checksum
{
public:
typedef Byte Checksum[20]; // The type used for storing the checksum
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cSha1Checksum(void);
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/** Adds the specified data to the checksum */
void Update(const Byte * a_Data, size_t a_Length);
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/** Calculates and returns the final checksum */
void Finalize(Checksum & a_Output);
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/** Returns true if the object is accepts more input data, false if Finalize()-d (need to Restart()) */
bool DoesAcceptInput(void) const { return m_DoesAcceptInput; }
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/** Converts a SHA1 digest into hex */
static void DigestToHex(const Checksum & a_Digest, AString & a_Out);
/** Converts a raw 160-bit SHA1 digest into a Java Hex representation
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According to http://wiki.vg/Protocol_Encryption
*/
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static void DigestToJava(const Checksum & a_Digest, AString & a_Out);
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/** Clears the current context and start a new checksum calculation */
void Restart(void);
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protected:
/** True if the object is accepts more input data, false if Finalize()-d (need to Restart()) */
bool m_DoesAcceptInput;
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mbedtls_sha1_context m_Sha1;
} ;