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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "sha1.h"
void printHex (const unsigned char *data) {
for (int i = 0; i < 20; i++) {
printf("%.2X", *data++);
if (i>0 && (i-1)%2 == 0) printf(" ");
}
printf("\n");
}
int main() {
SHA1 *sha1;
const unsigned char data[] = "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq";
const unsigned char expected[20] = {
0x84, 0x98, 0x3e, 0x44,
0x1c, 0x3b, 0xd2, 0x6e,
0xba, 0xae, 0x4a, 0xa1,
0xf9, 0x51, 0x29, 0xe5,
0xe5, 0x46, 0x70, 0xf1
};
unsigned long et[] = {0x11223344};
int rc;
printf("%d: 0x11 == %d and 0x44 == %d\n", ((unsigned char *)et)[0],
0x11, 0x44);
sha1 = new SHA1();
if (!sha1->readyToGo()) {
printf("Error: not ready to go!\n");
return -1;
}
printf("About to process [%s]\n", data);
rc = sha1->process(data, strlen((char *)data));
if (rc != (int)strlen((char *)data)) {
printf("Error processing the data. rc=%d\n", rc);
return -1;
} else printf("Done.\n");
const unsigned char *res = sha1->hash();
if (res) {
if (memcmp (res, expected, 20) ==0 ) {
printf("The result is expected: ");
printHex (res);
} else {
printf("The result is different from expected:\n");
printf("Result: ");
printHex (res);
printf("Expected: ");
printHex (expected);
return -1;
}
} else {
printf("Error - hash() returned NULL!\n");
return -1;
}
delete sha1;
return 0;
}
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