mirror of
https://port.numenaute.org/aleajactaest/khanat-code-old.git
synced 2024-12-25 18:10:54 +00:00
56 lines
1.9 KiB
C++
56 lines
1.9 KiB
C++
// Md5.h: interface for the CMd5 class.
|
|
//
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
#if !defined(AFX_MD5_H__02391EF3_6296_4823_BC8C_D8B3DFE719B2__INCLUDED_)
|
|
#define AFX_MD5_H__02391EF3_6296_4823_BC8C_D8B3DFE719B2__INCLUDED_
|
|
|
|
#if _MSC_VER > 1000
|
|
#pragma once
|
|
#endif // _MSC_VER > 1000
|
|
|
|
#define UINT4 unsigned long
|
|
|
|
#define MD5_BLOCK_SIZE 64 // Operate on the input in 64 byte chunks.
|
|
#define MD5_COUNT_SIZE 2 // The bit cnt of the input is this big.
|
|
#define MD5_XFORM_SIZE 16 // The xform buffer is this long.
|
|
|
|
enum MD5_PadMode{normal, to_end, finish};
|
|
|
|
class CMD5
|
|
{
|
|
private:
|
|
// Operate on the input file one block at a time.
|
|
unsigned char manip_block[MD5_BLOCK_SIZE];
|
|
|
|
// Index to next empty manip_block position.
|
|
// If block_idx == MD5_BLOCK_SIZE, manip_block is full.
|
|
int block_idx;
|
|
|
|
// The bit count of the input file, mod 2^64, lsb first.
|
|
UINT4 count[MD5_COUNT_SIZE];
|
|
|
|
// The A,B,C,D, components of the digest in the making.
|
|
UINT4 a,b,c,d;
|
|
|
|
// The manip_block is converted into this array of unsigned integers
|
|
// to me used by the transformation routine.
|
|
UINT4 xform_buf[MD5_XFORM_SIZE];
|
|
|
|
public:
|
|
CMD5();
|
|
CMD5(CFile& InputFile);
|
|
void SetContent(CString csContent);
|
|
void GetDigest(unsigned char*); // Pointer to an array 16 bytes long. Large enough to hold 128 bits of digest, ls byte first.
|
|
CString ConvertToAscii(unsigned char* lpszBuff);
|
|
|
|
// Helper functions
|
|
private:
|
|
void MD5_Decode(); // Convert a manip_block of data from the input to the xform_buf to be transformed.
|
|
void MD5_IncCount(int); // Keep track of the bit length of the input, as successive blocks are read.
|
|
void MD5_Pad(MD5_PadMode); // Perform padding functions.
|
|
void MD5_StoreCnt(); // Store the bit length of the input into the current manip_block.
|
|
void MD5_Xform(); // Do the transformation.
|
|
};
|
|
|
|
#endif // !defined(AFX_MD5_H__02391EF3_6296_4823_BC8C_D8B3DFE719B2__INCLUDED_)
|