md5.cpp
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// RUN: %clangxx -O0 -g %s -o %t && %run %t 2>&1 | FileCheck %s
#include <sys/param.h>
#include <assert.h>
#include <endian.h>
#include <md5.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
void test1() {
MD5_CTX ctx;
uint8_t entropy[] = {0x11, 0x22, 0x33, 0x44, 0x55, 0x66};
uint8_t digest[MD5_DIGEST_LENGTH];
MD5Init(&ctx);
MD5Update(&ctx, entropy, __arraycount(entropy));
MD5Final(digest, &ctx);
printf("test1: '");
for (size_t i = 0; i < __arraycount(digest); i++)
printf("%02x", digest[i]);
printf("'\n");
}
void test2() {
MD5_CTX ctx;
uint8_t entropy[] = {0x11, 0x22, 0x33, 0x44, 0x55, 0x66};
char digest[MD5_DIGEST_STRING_LENGTH];
MD5Init(&ctx);
MD5Update(&ctx, entropy, __arraycount(entropy));
char *p = MD5End(&ctx, digest);
assert(p);
printf("test2: '%s'\n", digest);
}
void test3() {
MD5_CTX ctx;
uint8_t entropy[] = {0x11, 0x22, 0x33, 0x44, 0x55, 0x66};
MD5Init(&ctx);
MD5Update(&ctx, entropy, __arraycount(entropy));
char *p = MD5End(&ctx, NULL);
assert(strlen(p) == MD5_DIGEST_STRING_LENGTH - 1);
printf("test3: '%s'\n", p);
free(p);
}
void test4() {
char digest[MD5_DIGEST_STRING_LENGTH];
char *p = MD5File("/etc/fstab", digest);
assert(p == digest);
printf("test4: '%s'\n", p);
}
void test5() {
char *p = MD5File("/etc/fstab", NULL);
assert(strlen(p) == MD5_DIGEST_STRING_LENGTH - 1);
printf("test5: '%s'\n", p);
free(p);
}
void test6() {
uint8_t entropy[] = {0x11, 0x22, 0x33, 0x44, 0x55, 0x66};
char digest[MD5_DIGEST_STRING_LENGTH];
char *p = MD5Data(entropy, __arraycount(entropy), digest);
assert(p == digest);
printf("test6: '%s'\n", p);
}
void test7() {
uint8_t entropy[] = {0x11, 0x22, 0x33, 0x44, 0x55, 0x66};
char *p = MD5Data(entropy, __arraycount(entropy), NULL);
assert(strlen(p) == MD5_DIGEST_STRING_LENGTH - 1);
printf("test7: '%s'\n", p);
free(p);
}
int main(void) {
printf("MD5\n");
test1();
test2();
test3();
test4();
test5();
test6();
test7();
// CHECK: MD5
// CHECK: test1: '86e65b1ef4a830af347ac05ab4f0e999'
// CHECK: test2: '86e65b1ef4a830af347ac05ab4f0e999'
// CHECK: test3: '86e65b1ef4a830af347ac05ab4f0e999'
// CHECK: test4: '{{.*}}'
// CHECK: test5: '{{.*}}'
// CHECK: test6: '86e65b1ef4a830af347ac05ab4f0e999'
// CHECK: test7: '86e65b1ef4a830af347ac05ab4f0e999'
return 0;
}