jens
191af92d47
Committed on the Free edition of March Hare Software CVSNT Server. Upgrade to CVS Suite for more features and support: http://march-hare.com/cvsnt/ git-svn-id: http://moon:8086/svn/vhdl/trunk@790 cc03376c-175c-47c8-b038-4cd826a8556b
114 lines
2.6 KiB
C
114 lines
2.6 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "libsys.h"
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#include "rmd160.h"
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#ifndef RMDsize
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#define RMDsize 160
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#endif
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byte *RMD(byte *message)
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/*
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* returns RMD(message)
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* message should be a string terminated by '\0'
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*/
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{
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dword MDbuf[RMDsize/32]; /* contains (A, B, C, D(, E)) */
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static byte hashcode[RMDsize/8]; /* for final hash-value */
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dword X[16]; /* current 16-word chunk */
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unsigned int i; /* counter */
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dword length; /* length in bytes of message */
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dword nbytes; /* # of bytes not yet processed */
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/* initialize */
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MDinit(MDbuf);
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length = (dword)strlen((char *)message);
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/* process message in 16-word chunks */
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for (nbytes=length; nbytes > 63; nbytes-=64) {
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for (i=0; i<16; i++) {
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X[i] = BYTES_TO_DWORD(message);
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message += 4;
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}
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compress(MDbuf, X);
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} /* length mod 64 bytes left */
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/* finish: */
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MDfinish(MDbuf, message, length, 0);
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for (i=0; i<RMDsize/8; i+=4) {
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hashcode[i] = MDbuf[i>>2]; /* implicit cast to byte */
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hashcode[i+1] = (MDbuf[i>>2] >> 8); /* extracts the 8 least */
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hashcode[i+2] = (MDbuf[i>>2] >> 16); /* significant bits. */
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hashcode[i+3] = (MDbuf[i>>2] >> 24);
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}
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return (byte *)hashcode;
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}
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#define MSG_SIZE (1*1024*1024) // Bit
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#define TIME_STEP 2
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char msg[MSG_SIZE/8+1];
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byte hashref[] = {0xFC,0x20,0x7B,0x84,0x40,0x1C,0x49,0x0B,0x8D,0x69,0x88,0xD2,0x49,0x20,0x01,0x90,0x41,0x77,0x72,0x59};
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int main (void)
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{
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int result, i, j, cnt;
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byte *hashcode;
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UINT32 start, stop;
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for (i=0; i < MSG_SIZE/8; i++)
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msg[i] = 0x55;
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msg[i] = 0;
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setbuf(stdout, NULL);
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cnt = 0;
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while(1)
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{
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while (start == time(NULL));
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start = time(NULL);
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stop = start + TIME_STEP;
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while(1)
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{
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hashcode = RMD((byte *)msg);
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cnt++;
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if (memcmp(hashcode, hashref, sizeof(hashref)))
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{
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printf("Error RipeMD-160!\n");
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printf("Hash expected: ");
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for (i=0; i<sizeof(hashref); i++)
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printf("%2.2X", hashref[i]);
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printf("\n");
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printf("Hash computed: ");
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for (i=0; i<sizeof(hashref); i++)
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printf("%2.2X", hashcode[i]);
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printf("\n");
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return 1;
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}
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if (time(NULL) == stop)
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{
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for (i=0; i<sizeof(hashref); i++)
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printf("%2.2X", hashcode[i]);
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printf("\n%d Hashes/s of %d Mbit message in %2d s => %d Mbit/s\n\n", cnt, MSG_SIZE/(1024*1024), TIME_STEP, cnt*MSG_SIZE/(1024*1024)/TIME_STEP);
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cnt = 0;
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break;
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}
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}
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}
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return 0;
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}
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