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M5Utility/test/crypto_sha1_test.cpp
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GOB 2ed1fd2c25 Some tweaks
2026-01-09 18:40:20 +09:00

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/*
* SPDX-FileCopyrightText: 2025 M5Stack Technology CO LTD
*
* SPDX-License-Identifier: MIT
*/
/*
UnitTest for utility functions
*/
#include <gtest/gtest.h>
#include <M5Unified.h>
#include <M5Utility.h>
using namespace m5::utility;
namespace {
// SHA1
struct Sha1Test {
const char* name;
const uint8_t* input;
uint32_t ilen;
const uint8_t* expected;
};
constexpr Sha1Test sha1_test_table[] = {
{"empty", (const uint8_t[]){}, 0, (const uint8_t[]){0xDA, 0x39, 0xA3, 0xEE, 0x5E, 0x6B, 0x4B, 0x0D, 0x32, 0x55,
0xBF, 0xEF, 0x95, 0x60, 0x18, 0x90, 0xAF, 0xD8, 0x07, 0x09}},
{"1-byte", (const uint8_t[]){0x00}, 1,
(const uint8_t[]){0x5B, 0xA9, 0x3C, 0x9D, 0xB0, 0xCF, 0xF9, 0x3F, 0x52, 0xB5,
0x21, 0xD7, 0x42, 0x0E, 0x43, 0xF6, 0xED, 0xA2, 0x78, 0x4F}},
{"55-bytes", (const uint8_t[]){0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61},
55, (const uint8_t[]){0xC1, 0xC8, 0xBB, 0xDC, 0x22, 0x79, 0x6E, 0x28, 0xC0, 0xE1,
0x51, 0x63, 0xD2, 0x08, 0x99, 0xB6, 0x56, 0x21, 0xD6, 0x5A}},
{"56-bytes", (const uint8_t[]){0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61},
56, (const uint8_t[]){0xC2, 0xDB, 0x33, 0x0F, 0x60, 0x83, 0x85, 0x4C, 0x99, 0xD4,
0xB5, 0xBF, 0xB6, 0xE8, 0xF2, 0x9F, 0x20, 0x1B, 0xE6, 0x99}},
{"57-bytes",
(const uint8_t[]){0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61},
57, (const uint8_t[]){0xF0, 0x8F, 0x24, 0x90, 0x8D, 0x68, 0x25, 0x55, 0x11, 0x1B,
0xE7, 0xFF, 0x6F, 0x00, 0x4E, 0x78, 0x28, 0x3D, 0x98, 0x9A}},
{"63-bytes",
(const uint8_t[]){0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61},
63, (const uint8_t[]){0x03, 0xF0, 0x9F, 0x5B, 0x15, 0x8A, 0x7A, 0x8C, 0xDA, 0xD9,
0x20, 0xBD, 0xDC, 0x29, 0xB8, 0x1C, 0x18, 0xA5, 0x51, 0xF5}},
{"64-bytes",
(const uint8_t[]){0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61},
64, (const uint8_t[]){0x00, 0x98, 0xBA, 0x82, 0x4B, 0x5C, 0x16, 0x42, 0x7B, 0xD7,
0xA1, 0x12, 0x2A, 0x5A, 0x44, 0x2A, 0x25, 0xEC, 0x64, 0x4D}},
{"65-bytes", (const uint8_t[]){0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61},
65, (const uint8_t[]){0x11, 0x65, 0x53, 0x26, 0xC7, 0x08, 0xD7, 0x03, 0x19, 0xBE,
0x26, 0x10, 0xE8, 0xA5, 0x7D, 0x9A, 0x5B, 0x95, 0x9D, 0x3B}},
{"127-bytes",
(const uint8_t[]){0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61},
127, (const uint8_t[]){0x89, 0xD9, 0x5F, 0xA3, 0x2E, 0xD4, 0x4A, 0x7C, 0x61, 0x0B,
0x7E, 0xE3, 0x85, 0x17, 0xDD, 0xF5, 0x7E, 0x0B, 0xB9, 0x75}},
{"128-bytes",
(const uint8_t[]){0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61},
128, (const uint8_t[]){0xAD, 0x5B, 0x3F, 0xDB, 0xCB, 0x52, 0x67, 0x78, 0xC2, 0x83,
0x9D, 0x2F, 0x15, 0x1E, 0xA7, 0x53, 0x99, 0x5E, 0x26, 0xA0}},
{"129-bytes",
(const uint8_t[]){0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61,
0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61},
129, (const uint8_t[]){0xD9, 0x6D, 0xEB, 0xF1, 0xBD, 0xCB, 0xC8, 0x96, 0xE6, 0xC1,
0x34, 0xEA, 0x76, 0xE8, 0x14, 0x1F, 0x40, 0xD7, 0x85, 0x36}},
{"all-zero-32",
(const uint8_t[]){0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
32, (const uint8_t[]){0xDE, 0x8A, 0x84, 0x7B, 0xFF, 0x8C, 0x34, 0x3D, 0x69, 0xB8,
0x53, 0xA2, 0x15, 0xE6, 0xEE, 0x77, 0x5E, 0xF2, 0xEF, 0x96}},
{"all-ff-32",
(const uint8_t[]){0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
32, (const uint8_t[]){0x9E, 0x51, 0x75, 0x00, 0x87, 0x51, 0xD0, 0x8F, 0x36, 0x14,
0x88, 0xC9, 0x92, 0x70, 0x86, 0xB2, 0x76, 0xB9, 0x65, 0xFA}},
{"incrementing-32",
(const uint8_t[]){0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F},
32, (const uint8_t[]){0xAE, 0x5B, 0xD8, 0xEF, 0xEA, 0x53, 0x22, 0xC4, 0xD9, 0x98,
0x6D, 0x06, 0x68, 0x0A, 0x78, 0x13, 0x92, 0xF9, 0xA6, 0x42}},
{"pattern-AB-32",
(const uint8_t[]){0x41, 0x42, 0x41, 0x42, 0x41, 0x42, 0x41, 0x42, 0x41, 0x42, 0x41, 0x42, 0x41, 0x42, 0x41, 0x42,
0x41, 0x42, 0x41, 0x42, 0x41, 0x42, 0x41, 0x42, 0x41, 0x42, 0x41, 0x42, 0x41, 0x42, 0x41, 0x42},
32, (const uint8_t[]){0xEA, 0xEF, 0x96, 0x66, 0xF6, 0x60, 0x9A, 0x75, 0x6B, 0x49,
0x34, 0x01, 0x98, 0xC0, 0x12, 0x74, 0x07, 0xB5, 0xAC, 0x88}},
{"abc", (const uint8_t[]){0x61, 0x62, 0x63}, 3,
(const uint8_t[]){0xA9, 0x99, 0x3E, 0x36, 0x47, 0x06, 0x81, 0x6A, 0xBA, 0x3E,
0x25, 0x71, 0x78, 0x50, 0xC2, 0x6C, 0x9C, 0xD0, 0xD8, 0x9D}},
{"abc-long", (const uint8_t[]){0x61, 0x62, 0x63, 0x64, 0x62, 0x63, 0x64, 0x65, 0x63, 0x64, 0x65, 0x66, 0x64, 0x65,
0x66, 0x67, 0x65, 0x66, 0x67, 0x68, 0x66, 0x67, 0x68, 0x69, 0x67, 0x68, 0x69, 0x6A,
0x68, 0x69, 0x6A, 0x6B, 0x69, 0x6A, 0x6B, 0x6C, 0x6A, 0x6B, 0x6C, 0x6D, 0x6B, 0x6C,
0x6D, 0x6E, 0x6C, 0x6D, 0x6E, 0x6F, 0x6D, 0x6E, 0x6F, 0x70, 0x6E, 0x6F, 0x70, 0x71},
56, (const uint8_t[]){0x84, 0x98, 0x3E, 0x44, 0x1C, 0x3B, 0xD2, 0x6E, 0xBA, 0xAE,
0x4A, 0xA1, 0xF9, 0x51, 0x29, 0xE5, 0xE5, 0x46, 0x70, 0xF1}},
{"quick-brown-dog",
(const uint8_t[]){0x54, 0x68, 0x65, 0x20, 0x71, 0x75, 0x69, 0x63, 0x6B, 0x20, 0x62, 0x72, 0x6F, 0x77, 0x6E,
0x20, 0x66, 0x6F, 0x78, 0x20, 0x6A, 0x75, 0x6D, 0x70, 0x73, 0x20, 0x6F, 0x76, 0x65, 0x72,
0x20, 0x74, 0x68, 0x65, 0x20, 0x6C, 0x61, 0x7A, 0x79, 0x20, 0x64, 0x6F, 0x67},
43, (const uint8_t[]){0x2F, 0xD4, 0xE1, 0xC6, 0x7A, 0x2D, 0x28, 0xFC, 0xED, 0x84,
0x9E, 0xE1, 0xBB, 0x76, 0xE7, 0x39, 0x1B, 0x93, 0xEB, 0x12}},
{"quick-brown-cog",
(const uint8_t[]){0x54, 0x68, 0x65, 0x20, 0x71, 0x75, 0x69, 0x63, 0x6B, 0x20, 0x62, 0x72, 0x6F, 0x77, 0x6E,
0x20, 0x66, 0x6F, 0x78, 0x20, 0x6A, 0x75, 0x6D, 0x70, 0x73, 0x20, 0x6F, 0x76, 0x65, 0x72,
0x20, 0x74, 0x68, 0x65, 0x20, 0x6C, 0x61, 0x7A, 0x79, 0x20, 0x63, 0x6F, 0x67},
43, (const uint8_t[]){0xDE, 0x9F, 0x2C, 0x7F, 0xD2, 0x5E, 0x1B, 0x3A, 0xFA, 0xD3,
0xE8, 0x5A, 0x0B, 0xD1, 0x7D, 0x9B, 0x10, 0x0D, 0xB4, 0xB3}},
};
} // namespace
TEST(Crypto_SHA1, Basic)
{
SCOPED_TRACE("SHA1");
for (uint32_t i = 0; i < m5::stl::size(sha1_test_table); ++i) {
auto& e = sha1_test_table[i];
SCOPED_TRACE(e.name);
uint8_t digest[20]{};
SHA1::sha1(digest, e.input, e.ilen);
EXPECT_TRUE(memcmp(digest, e.expected, 20) == 0);
}
// 'a' String repeated 1,000,000 times (FIPS 180-1 test vector)
constexpr uint32_t MILLION_A_LEN = 1000000;
constexpr uint8_t expected_million_a[20] = {0x34, 0xaa, 0x97, 0x3c, 0xd4, 0xc4, 0xda, 0xa4, 0xf6, 0x1e,
0xeb, 0x2b, 0xdb, 0xad, 0x27, 0x31, 0x65, 0x34, 0x01, 0x6f};
uint8_t* in = (uint8_t*)malloc(MILLION_A_LEN);
if (in) {
memset(in, (uint8_t)('a'), MILLION_A_LEN);
uint8_t digest[20]{};
SHA1::sha1(digest, in, MILLION_A_LEN);
EXPECT_TRUE(memcmp(digest, expected_million_a, 20) == 0);
free(in);
} else {
M5_LOGW("Cannot allocate %u", MILLION_A_LEN);
}
}
TEST(Crypto_SHA1, Incremental)
{
SCOPED_TRACE("SHA1 Incremental");
// Test incremental update produces same result as one-shot
{
SCOPED_TRACE("incremental vs one-shot");
for (uint32_t i = 0; i < m5::stl::size(sha1_test_table); ++i) {
auto& e = sha1_test_table[i];
if (e.ilen == 0) continue;
SCOPED_TRACE(e.name);
// One-shot
uint8_t digest_oneshot[20]{};
SHA1::sha1(digest_oneshot, e.input, e.ilen);
// Incremental: 1 byte at a time
SHA1 sha1;
sha1.init();
for (uint32_t j = 0; j < e.ilen; ++j) {
sha1.update(&e.input[j], 1);
}
uint8_t digest_inc[20]{};
sha1.finalize(digest_inc);
EXPECT_TRUE(memcmp(digest_oneshot, digest_inc, 20) == 0);
}
}
// Test various chunk sizes
{
SCOPED_TRACE("various chunk sizes");
const uint8_t* data = sha1_test_table[9].input; // 128-bytes
const uint32_t len = sha1_test_table[9].ilen;
const uint8_t* expected = sha1_test_table[9].expected;
uint32_t chunk_sizes[] = {1, 2, 3, 7, 13, 16, 32, 64, 65, 100};
for (uint32_t chunk : chunk_sizes) {
SCOPED_TRACE(chunk);
SHA1 sha1;
sha1.init();
uint32_t offset = 0;
while (offset < len) {
uint32_t remaining = len - offset;
uint32_t to_process = (remaining < chunk) ? remaining : chunk;
sha1.update(data + offset, to_process);
offset += to_process;
}
uint8_t digest[20]{};
sha1.finalize(digest);
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
}
// Test init() resets state for reuse
{
SCOPED_TRACE("init resets state");
SHA1 sha1;
// First hash
sha1.init();
sha1.update(sha1_test_table[0].input, sha1_test_table[0].ilen); // empty
uint8_t digest1[20]{};
sha1.finalize(digest1);
EXPECT_TRUE(memcmp(digest1, sha1_test_table[0].expected, 20) == 0);
// Reuse: second hash with init()
sha1.init();
sha1.update(sha1_test_table[15].input, sha1_test_table[15].ilen); // "abc"
uint8_t digest2[20]{};
sha1.finalize(digest2);
EXPECT_TRUE(memcmp(digest2, sha1_test_table[15].expected, 20) == 0);
// Reuse again: third hash
sha1.init();
sha1.update(sha1_test_table[1].input, sha1_test_table[1].ilen); // 1-byte
uint8_t digest3[20]{};
sha1.finalize(digest3);
EXPECT_TRUE(memcmp(digest3, sha1_test_table[1].expected, 20) == 0);
}
// Test multiple updates in sequence
{
SCOPED_TRACE("multiple updates");
// "abc" = 0x61, 0x62, 0x63
SHA1 sha1;
sha1.init();
uint8_t a = 0x61, b = 0x62, c = 0x63;
sha1.update(&a, 1);
sha1.update(&b, 1);
sha1.update(&c, 1);
uint8_t digest[20]{};
sha1.finalize(digest);
EXPECT_TRUE(memcmp(digest, sha1_test_table[15].expected, 20) == 0); // "abc"
}
// Test empty update calls
{
SCOPED_TRACE("empty updates");
SHA1 sha1;
sha1.init();
sha1.update(nullptr, 0); // empty
sha1.update(sha1_test_table[15].input, sha1_test_table[15].ilen); // "abc"
sha1.update(nullptr, 0); // empty
uint8_t digest[20]{};
sha1.finalize(digest);
EXPECT_TRUE(memcmp(digest, sha1_test_table[15].expected, 20) == 0);
}
// Test block boundary: exactly 64 bytes then more
{
SCOPED_TRACE("block boundary 64+1");
// 64-bytes test case (index 6)
const uint8_t* data64 = sha1_test_table[6].input;
// 65-bytes test case (index 7)
const uint8_t* data65 = sha1_test_table[7].input;
const uint8_t* expected65 = sha1_test_table[7].expected;
SHA1 sha1;
sha1.init();
sha1.update(data64, 64); // exactly one block
sha1.update(data65 + 64, 1); // one more byte
uint8_t digest[20]{};
sha1.finalize(digest);
EXPECT_TRUE(memcmp(digest, expected65, 20) == 0);
}
}
TEST(Crypto_SHA1, EdgeCases)
{
SCOPED_TRACE("SHA1 Edge Cases");
// Empty input via static method
{
SCOPED_TRACE("empty static");
uint8_t digest[20]{};
SHA1::sha1(digest, nullptr, 0);
EXPECT_TRUE(memcmp(digest, sha1_test_table[0].expected, 20) == 0);
}
// Empty input via instance
{
SCOPED_TRACE("empty instance");
SHA1 sha1;
sha1.init();
uint8_t digest[20]{};
sha1.finalize(digest);
EXPECT_TRUE(memcmp(digest, sha1_test_table[0].expected, 20) == 0);
}
// Finalize without any update
{
SCOPED_TRACE("finalize without update");
SHA1 sha1;
sha1.init();
// No update() called
uint8_t digest[20]{};
sha1.finalize(digest);
EXPECT_TRUE(memcmp(digest, sha1_test_table[0].expected, 20) == 0); // Same as empty
}
// Double finalize (use after finalize - undefined but shouldn't crash)
{
SCOPED_TRACE("double finalize");
SHA1 sha1;
sha1.init();
sha1.update(sha1_test_table[15].input, sha1_test_table[15].ilen); // "abc"
uint8_t digest1[20]{};
sha1.finalize(digest1);
EXPECT_TRUE(memcmp(digest1, sha1_test_table[15].expected, 20) == 0);
// Second finalize - result is undefined but shouldn't crash
uint8_t digest2[20]{};
sha1.finalize(digest2);
// We don't check the result, just that it doesn't crash
}
// Very small chunks crossing block boundary
{
SCOPED_TRACE("small chunks crossing boundary");
// 64 bytes = 1 block, split into many small updates
const uint8_t* data = sha1_test_table[6].input; // 64-bytes
const uint8_t* expected = sha1_test_table[6].expected;
SHA1 sha1;
sha1.init();
// Update with varying small sizes: 3, 5, 7, 11, 13, 17, 8 = 64
sha1.update(data, 3);
sha1.update(data + 3, 5);
sha1.update(data + 8, 7);
sha1.update(data + 15, 11);
sha1.update(data + 26, 13);
sha1.update(data + 39, 17);
sha1.update(data + 56, 8);
uint8_t digest[20]{};
sha1.finalize(digest);
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
// All same byte patterns
{
SCOPED_TRACE("all zeros");
EXPECT_TRUE(memcmp(sha1_test_table[11].input, (const uint8_t[]){0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
32) == 0);
uint8_t digest[20]{};
SHA1::sha1(digest, sha1_test_table[11].input, sha1_test_table[11].ilen);
EXPECT_TRUE(memcmp(digest, sha1_test_table[11].expected, 20) == 0);
}
}
// ---------------------- FIPS 180-1 Official Test Vectors ----------------------
// Official NIST FIPS 180-1 test vectors
TEST(Crypto_SHA1, FIPS_180_1_Vectors)
{
SCOPED_TRACE("FIPS 180-1 Official Test Vectors");
// FIPS 180-1 Example 1: "abc"
{
SCOPED_TRACE("FIPS 180-1 Example 1: abc");
const uint8_t input[] = {'a', 'b', 'c'};
const uint8_t expected[] = {0xA9, 0x99, 0x3E, 0x36, 0x47, 0x06, 0x81, 0x6A, 0xBA, 0x3E,
0x25, 0x71, 0x78, 0x50, 0xC2, 0x6C, 0x9C, 0xD0, 0xD8, 0x9D};
uint8_t digest[20]{};
SHA1::sha1(digest, input, sizeof(input));
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
// FIPS 180-1 Example 2: "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"
{
SCOPED_TRACE("FIPS 180-1 Example 2: abc...nopq (56 bytes)");
const char* input_str = "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq";
const uint8_t expected[] = {0x84, 0x98, 0x3E, 0x44, 0x1C, 0x3B, 0xD2, 0x6E, 0xBA, 0xAE,
0x4A, 0xA1, 0xF9, 0x51, 0x29, 0xE5, 0xE5, 0x46, 0x70, 0xF1};
uint8_t digest[20]{};
SHA1::sha1(digest, (const uint8_t*)input_str, 56);
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
// FIPS 180-1 Example 3: "a" repeated 1,000,000 times
{
SCOPED_TRACE("FIPS 180-1 Example 3: 'a' x 1000000");
constexpr uint32_t len = 1000000;
const uint8_t expected[] = {0x34, 0xAA, 0x97, 0x3C, 0xD4, 0xC4, 0xDA, 0xA4, 0xF6, 0x1E,
0xEB, 0x2B, 0xDB, 0xAD, 0x27, 0x31, 0x65, 0x34, 0x01, 0x6F};
uint8_t* input = (uint8_t*)malloc(len);
if (input) {
memset(input, 'a', len);
uint8_t digest[20]{};
SHA1::sha1(digest, input, len);
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
free(input);
} else {
M5_LOGW("Cannot allocate %u bytes for FIPS test", len);
}
}
}
TEST(Crypto_SHA1, NIST_CAVP_Short_Messages)
{
SCOPED_TRACE("NIST CAVP Short Message Tests");
// NIST Cryptographic Algorithm Validation Program (CAVP) test vectors
// Selected short message test cases
// 8-bit (1 byte): 0x36
{
SCOPED_TRACE("8-bit");
const uint8_t msg[] = {0x36};
const uint8_t expected[] = {0xC1, 0xDF, 0xD9, 0x6E, 0xEA, 0x8C, 0xC2, 0xB6, 0x27, 0x85,
0x27, 0x5B, 0xCA, 0x38, 0xAC, 0x26, 0x12, 0x56, 0xE2, 0x78};
uint8_t digest[20]{};
SHA1::sha1(digest, msg, sizeof(msg));
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
// 16-bit (2 bytes)
{
SCOPED_TRACE("16-bit");
const uint8_t msg[] = {0x19, 0x5A};
const uint8_t expected[] = {0x0A, 0x1C, 0x2D, 0x55, 0x5B, 0xBE, 0x43, 0x1A, 0xD6, 0x28,
0x8A, 0xF5, 0xA5, 0x4F, 0x93, 0xE0, 0x44, 0x9C, 0x92, 0x32};
uint8_t digest[20]{};
SHA1::sha1(digest, msg, sizeof(msg));
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
// 24-bit (3 bytes)
{
SCOPED_TRACE("24-bit");
const uint8_t msg[] = {0xDF, 0x4B, 0xD2};
const uint8_t expected[] = {0xBF, 0x36, 0xED, 0x5D, 0x74, 0x72, 0x7D, 0xFD, 0x5D, 0x78,
0x54, 0xEC, 0x6B, 0x1D, 0x49, 0x46, 0x8D, 0x8E, 0xE8, 0xAA};
uint8_t digest[20]{};
SHA1::sha1(digest, msg, sizeof(msg));
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
// 32-bit (4 bytes)
{
SCOPED_TRACE("32-bit");
const uint8_t msg[] = {0x54, 0x9E, 0x95, 0x9E};
const uint8_t expected[] = {0xB7, 0x8B, 0xAE, 0x6D, 0x14, 0x33, 0x8F, 0xFC, 0xCF, 0xD5,
0xD5, 0xB5, 0x67, 0x4A, 0x27, 0x5F, 0x6E, 0xF9, 0xC7, 0x17};
uint8_t digest[20]{};
SHA1::sha1(digest, msg, sizeof(msg));
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
// 40-bit (5 bytes) - NIST CAVP
{
SCOPED_TRACE("40-bit");
const uint8_t msg[] = {0xF7, 0xFB, 0x1B, 0xE2, 0x05};
const uint8_t expected[] = {0x60, 0xB7, 0xD5, 0xBB, 0x56, 0x0A, 0x1A, 0xCF, 0x6F, 0xA4,
0x57, 0x21, 0xBD, 0x0A, 0xBB, 0x41, 0x9A, 0x84, 0x1A, 0x89};
uint8_t digest[20]{};
SHA1::sha1(digest, msg, sizeof(msg));
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
// 48-bit (6 bytes) - NIST CAVP
{
SCOPED_TRACE("48-bit");
const uint8_t msg[] = {0xC0, 0xE5, 0xAB, 0xEA, 0xEA, 0x63};
const uint8_t expected[] = {0xA6, 0xD3, 0x38, 0x45, 0x97, 0x80, 0xC0, 0x83, 0x63, 0x09,
0x0F, 0xD8, 0xFC, 0x7D, 0x28, 0xDC, 0x80, 0xE8, 0xE0, 0x1F};
uint8_t digest[20]{};
SHA1::sha1(digest, msg, sizeof(msg));
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
// 56-bit (7 bytes) - NIST CAVP
{
SCOPED_TRACE("56-bit");
const uint8_t msg[] = {0x63, 0xBF, 0xC1, 0xED, 0x7F, 0x78, 0xAB};
const uint8_t expected[] = {0x86, 0x03, 0x28, 0xD8, 0x05, 0x09, 0x50, 0x0C, 0x17, 0x83,
0x16, 0x9E, 0xBF, 0x0B, 0xA0, 0xC4, 0xB9, 0x4D, 0xA5, 0xE5};
uint8_t digest[20]{};
SHA1::sha1(digest, msg, sizeof(msg));
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
// 64-bit (8 bytes) - NIST CAVP
{
SCOPED_TRACE("64-bit");
const uint8_t msg[] = {0x7E, 0x3D, 0x7B, 0x3E, 0xAD, 0xA9, 0x88, 0x66};
const uint8_t expected[] = {0x24, 0xA2, 0xC3, 0x4B, 0x97, 0x63, 0x05, 0x27, 0x7C, 0xE5,
0x8C, 0x2F, 0x42, 0xD5, 0x09, 0x20, 0x31, 0x57, 0x25, 0x20};
uint8_t digest[20]{};
SHA1::sha1(digest, msg, sizeof(msg));
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
}
TEST(Crypto_SHA1, NIST_CAVP_Long_Messages)
{
SCOPED_TRACE("NIST CAVP Long Message Tests");
// 448-bit (56 bytes) - padding boundary case
// SHA-1 pads to 512-bit blocks, with 64-bit length field
// 56 bytes = 448 bits, leaves exactly 64 bits for padding+length
{
SCOPED_TRACE("448-bit (56 bytes - padding boundary)");
const uint8_t msg[] = {0x03, 0x21, 0x73, 0x6B, 0xEB, 0xA5, 0x78, 0xE9, 0x0A, 0xBC, 0x1A, 0x90, 0xAA, 0x56,
0x15, 0x7D, 0x87, 0x16, 0x18, 0xF6, 0xDE, 0x0D, 0x76, 0x4C, 0xC8, 0xC9, 0x1E, 0x06,
0xC6, 0x8E, 0xCD, 0x3B, 0x9D, 0xE3, 0x82, 0x40, 0x64, 0x50, 0x33, 0x84, 0xDB, 0x67,
0xBE, 0xB7, 0xFE, 0x01, 0x22, 0x32, 0xDA, 0xCA, 0xEF, 0x93, 0xA0, 0x00, 0xFB, 0xA7};
const uint8_t expected[] = {0xAE, 0xF8, 0x43, 0xB8, 0x69, 0x16, 0xC1, 0x6F, 0x66, 0xC8,
0x4D, 0x83, 0xA6, 0x00, 0x5D, 0x23, 0xFD, 0x00, 0x5C, 0x9E};
uint8_t digest[20]{};
SHA1::sha1(digest, msg, sizeof(msg));
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
// 512-bit (64 bytes) - exactly one block
{
SCOPED_TRACE("512-bit (64 bytes - exact block)");
const uint8_t msg[] = {0x45, 0x92, 0x7E, 0x32, 0xDD, 0xF8, 0x01, 0xCA, 0xF3, 0x5E, 0x18, 0xE7, 0xB5,
0x07, 0x8B, 0x7F, 0x54, 0x35, 0x27, 0x82, 0x12, 0xEC, 0x6B, 0xB9, 0x9D, 0xF8,
0x84, 0xF4, 0x9B, 0x32, 0x7C, 0x64, 0x86, 0xFE, 0xAE, 0x46, 0xBA, 0x18, 0x7D,
0xC1, 0xCC, 0x91, 0x45, 0x12, 0x1E, 0x14, 0x92, 0xE6, 0xB0, 0x6E, 0x90, 0x07,
0x39, 0x4D, 0xC3, 0x3B, 0x77, 0x48, 0xF8, 0x6A, 0xC3, 0x20, 0x7C, 0xFE};
const uint8_t expected[] = {0xA7, 0x0C, 0xFB, 0xFE, 0x75, 0x63, 0xDD, 0x0E, 0x66, 0x5C,
0x7C, 0x67, 0x15, 0xA9, 0x6A, 0x8D, 0x75, 0x69, 0x50, 0xC0};
uint8_t digest[20]{};
SHA1::sha1(digest, msg, sizeof(msg));
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
// 256-bit (32 bytes) - half block
{
SCOPED_TRACE("256-bit (32 bytes)");
const uint8_t msg[] = {0x03, 0x21, 0x79, 0x4B, 0x73, 0x94, 0x18, 0xC2, 0x4E, 0x7C, 0x2E,
0x56, 0x52, 0x74, 0x79, 0x1C, 0x4B, 0xE7, 0x49, 0x75, 0x2A, 0xD2,
0x34, 0xED, 0x56, 0xCB, 0x0A, 0x63, 0x47, 0x43, 0x0C, 0x6B};
const uint8_t expected[] = {0xB8, 0x99, 0x62, 0xC9, 0x4D, 0x60, 0xF6, 0xA3, 0x32, 0xFD,
0x60, 0xF6, 0xF0, 0x7D, 0x4F, 0x03, 0x2A, 0x58, 0x6B, 0x76};
uint8_t digest[20]{};
SHA1::sha1(digest, msg, sizeof(msg));
EXPECT_TRUE(memcmp(digest, expected, 20) == 0);
}
}
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