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// RUN: %clangxx -O0 -g %s -o %t && %run %t 2>&1 | FileCheck %s
#include <assert.h>
#include <sha1.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
void test1() {
SHA1_CTX ctx;
uint8_t entropy[] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66 };
uint8_t digest[SHA1_DIGEST_LENGTH];
SHA1Init(&ctx);
SHA1Update(&ctx, entropy, __arraycount(entropy));
SHA1Final(digest, &ctx);
printf("test1: '");
for (size_t i = 0; i < __arraycount(digest); i++)
printf("%02x", digest[i]);
printf("'\n");
}
void local_SHA1Update(SHA1_CTX *context, const uint8_t *data, unsigned int len)
{
unsigned int a, b;
b = context->count[0];
context->count[0] += len << 3;
if (context->count[0] < b)
context->count[1] += (len >> 29) + 1;
b = (b >> 3) & 63;
if ((b + len) > 63) {
memcpy(&context->buffer[b], data, (a = 64 - b));
SHA1Transform(context->state, context->buffer);
for ( ; a + 63 < len; a += 64)
SHA1Transform(context->state, &data[a]);
b = 0;
} else {
a = 0;
}
memcpy(&context->buffer[b], &data[a], len - a);
}
void test2() {
SHA1_CTX ctx;
uint8_t entropy[] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66 };
uint8_t digest[SHA1_DIGEST_LENGTH];
SHA1Init(&ctx);
local_SHA1Update(&ctx, entropy, __arraycount(entropy));
SHA1Final(digest, &ctx);
printf("test2: '");
for (size_t i = 0; i < __arraycount(digest); i++)
printf("%02x", digest[i]);
printf("'\n");
}
void test3() {
SHA1_CTX ctx;
uint8_t entropy[] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66 };
char digest[SHA1_DIGEST_STRING_LENGTH];
SHA1Init(&ctx);
SHA1Update(&ctx, entropy, __arraycount(entropy));
char *p = SHA1End(&ctx, digest);
assert(p == digest);
printf("test3: '%s'\n", digest);
}
void test4() {
SHA1_CTX ctx;
uint8_t entropy[] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66 };
SHA1Init(&ctx);
SHA1Update(&ctx, entropy, __arraycount(entropy));
char *p = SHA1End(&ctx, NULL);
assert(strlen(p) == SHA1_DIGEST_STRING_LENGTH - 1);
printf("test4: '%s'\n", p);
free(p);
}
void test5() {
char digest[SHA1_DIGEST_STRING_LENGTH];
char *p = SHA1File("/etc/fstab", digest);
assert(p == digest);
printf("test5: '%s'\n", p);
}
void test6() {
char *p = SHA1File("/etc/fstab", NULL);
assert(strlen(p) == SHA1_DIGEST_STRING_LENGTH - 1);
printf("test6: '%s'\n", p);
free(p);
}
void test7() {
char digest[SHA1_DIGEST_STRING_LENGTH];
char *p = SHA1FileChunk("/etc/fstab", digest, 10, 20);
assert(p == digest);
printf("test7: '%s'\n", p);
}
void test8() {
char *p = SHA1FileChunk("/etc/fstab", NULL, 10, 20);
assert(strlen(p) == SHA1_DIGEST_STRING_LENGTH - 1);
printf("test8: '%s'\n", p);
free(p);
}
void test9() {
uint8_t entropy[] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66 };
char digest[SHA1_DIGEST_STRING_LENGTH];
char *p = SHA1Data(entropy, __arraycount(entropy), digest);
assert(p == digest);
printf("test9: '%s'\n", p);
}
void test10() {
uint8_t entropy[] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66 };
char *p = SHA1Data(entropy, __arraycount(entropy), NULL);
assert(strlen(p) == SHA1_DIGEST_STRING_LENGTH - 1);
printf("test10: '%s'\n", p);
free(p);
}
int main(void) {
printf("SHA1\n");
test1();
test2();
test3();
test4();
test5();
test6();
test7();
test8();
test9();
test10();
// CHECK: SHA1
// CHECK: test1: '57d1b759bf3d1811135748cb0328c73b51fa6f57'
// CHECK: test2: '57d1b759bf3d1811135748cb0328c73b51fa6f57'
// CHECK: test3: '57d1b759bf3d1811135748cb0328c73b51fa6f57'
// CHECK: test4: '57d1b759bf3d1811135748cb0328c73b51fa6f57'
// CHECK: test5: '{{.*}}'
// CHECK: test6: '{{.*}}'
// CHECK: test7: '{{.*}}'
// CHECK: test8: '{{.*}}'
// CHECK: test9: '57d1b759bf3d1811135748cb0328c73b51fa6f57'
// CHECK: test10: '57d1b759bf3d1811135748cb0328c73b51fa6f57'
return 0;
}
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