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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
#include <fluent-bit/flb_info.h>
#include <fluent-bit/flb_hash.h>
#include "flb_tests_internal.h"
#define SHA512_ABCDEF "e32ef19623e8ed9d267f657a81944b3d07adbb768518068e88435745564e8d4150a0a703be2a7d88b61e3d390c2bb97e2d4c311fdc69d6b1267f05f59aa920e7"
#define SHA512_OFFBYONE "ca8b236e13383f1f2293c9e286376444e99b7f180ba85713f140b55795fd2f8625d8b84201154d7956b74e2a1e0d5fbff1b61c7288c3f45834ad409e7bdfe536"
static size_t get_sample_digest_data(unsigned char ***buffer_list,
size_t **length_list,
char **precomputed_digest,
int *precomputed_digest_type)
{
static const int digest_type = FLB_HASH_SHA512;
static size_t lengths[] = {0, 0, 0, 0};
static const char *buffers[] = {
"This is one ",
"of the four ",
"buffers that will be passed ",
"to the simple batched digest processor function"
};
static const char *digest = "65cdb3e49288e227eeacc939010f3e98ef5d4f619dfc629c9cd6d2d6c357e534" \
"8f69a87a05ad336d7849e8c2ebd6ba68deeed433aa7b876bbaf1bb173366bf88";
size_t index;
if (lengths[0] == 0) {
for (index = 0 ; index < 4 ; index++) {
lengths[index] = strlen(buffers[index]);
}
}
*buffer_list = (unsigned char **) buffers;
*length_list = lengths;
*precomputed_digest = (char *) digest;
*precomputed_digest_type = digest_type;
return 4;
}
static void hexlify(uint8_t *hash, char *out)
{
int i;
static const char hex[] = "0123456789abcdef";
char *buf = out;
for (i = 0; i < 64; i++) {
*buf++ = hex[hash[i] >> 4];
*buf++ = hex[hash[i] & 0xf];
}
}
static void test_digest_abcdef()
{
struct flb_hash digest;
char dhex[128];
uint8_t buf[64];
flb_hash_init(&digest, FLB_HASH_SHA512);
flb_hash_update(&digest, (unsigned char *) "abc", 3);
flb_hash_update(&digest, (unsigned char *) "def", 3);
flb_hash_finalize(&digest, buf, sizeof(buf));
flb_hash_cleanup(&digest);
hexlify(buf, dhex);
TEST_CHECK(memcmp(dhex, SHA512_ABCDEF, 128) == 0);
}
static void test_digest_offbyone()
{
struct flb_hash digest;
uint8_t buf[64];
char dhex[128];
flb_hash_init(&digest, FLB_HASH_SHA512);
flb_hash_update(&digest, (unsigned char *) "0123456789abcdef0123456789abcdef", 32);
flb_hash_update(&digest, (unsigned char *) "0123456789abcdef0123456789abcdef", 32);
flb_hash_update(&digest, (unsigned char *) "0123456789abcdef0123456789abcdef", 32);
flb_hash_update(&digest, (unsigned char *) "0123456789abcdef0123456789abcde", 31);
flb_hash_finalize(&digest, buf, sizeof(buf));
flb_hash_cleanup(&digest);
hexlify(buf, dhex);
TEST_CHECK(memcmp(dhex, SHA512_OFFBYONE, 128) == 0);
}
static void test_digest_standard()
{
char hex_digest[128];
int ref_digest_type;
char *ref_hex_digest;
uint8_t raw_digest[64];
size_t buffer_count;
unsigned char **buffer_list;
size_t *length_list;
struct flb_hash digest;
int result;
size_t index;
buffer_count = get_sample_digest_data(&buffer_list, &length_list,
&ref_hex_digest, &ref_digest_type);
TEST_CHECK(buffer_count > 0);
TEST_CHECK(ref_digest_type == FLB_HASH_SHA512);
result = flb_hash_init(&digest, ref_digest_type);
TEST_CHECK(result == FLB_CRYPTO_SUCCESS);
for (index = 0 ; index < buffer_count ; index++) {
result = flb_hash_update(&digest, buffer_list[index], length_list[index]);
TEST_CHECK(result == FLB_CRYPTO_SUCCESS);
}
result = flb_hash_finalize(&digest, raw_digest, sizeof(raw_digest));
TEST_CHECK(result == FLB_CRYPTO_SUCCESS);
hexlify(raw_digest, hex_digest);
TEST_CHECK(memcmp(hex_digest, ref_hex_digest, 128) == 0);
flb_hash_cleanup(&digest);
}
static void test_digest_simple_batch()
{
char hex_digest[128];
int ref_digest_type;
char *ref_hex_digest;
uint8_t raw_digest[64];
size_t buffer_count;
unsigned char **buffer_list;
size_t *length_list;
int result;
buffer_count = get_sample_digest_data(&buffer_list, &length_list,
&ref_hex_digest, &ref_digest_type);
TEST_CHECK(buffer_count > 0);
TEST_CHECK(ref_digest_type == FLB_HASH_SHA512);
result = flb_hash_simple_batch(ref_digest_type,
buffer_count,
buffer_list,
length_list,
raw_digest,
sizeof(raw_digest));
TEST_CHECK(result == FLB_CRYPTO_SUCCESS);
hexlify(raw_digest, hex_digest);
TEST_CHECK(memcmp(hex_digest, ref_hex_digest, 128) == 0);
}
TEST_LIST = {
{ "test_digest_simple_batch", test_digest_simple_batch },
{ "test_digest_standard", test_digest_standard },
{ "test_digest_abcdef", test_digest_abcdef },
{ "test_digest_offbyone", test_digest_offbyone },
{ 0 }
};
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