wolfssl/tests/api/test_chacha20_poly1305.c

157 lines
6.6 KiB
C

/* test_chacha20_poly1305.c
*
* Copyright (C) 2006-2025 wolfSSL Inc.
*
* This file is part of wolfSSL.
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* wolfSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
#include <tests/unit.h>
#ifdef NO_INLINE
#include <wolfssl/wolfcrypt/misc.h>
#else
#define WOLFSSL_MISC_INCLUDED
#include <wolfcrypt/src/misc.c>
#endif
#include <wolfssl/wolfcrypt/chacha20_poly1305.h>
#include <wolfssl/wolfcrypt/types.h>
#include <tests/api/api.h>
#include <tests/api/test_chacha20_poly1305.h>
/*
* Testing wc_ChaCha20Poly1305_Encrypt() and wc_ChaCha20Poly1305_Decrypt()
*/
int test_wc_ChaCha20Poly1305_aead(void)
{
EXPECT_DECLS;
#if defined(HAVE_CHACHA) && defined(HAVE_POLY1305)
const byte key[] = {
0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f
};
const byte plaintext[] = {
0x4c, 0x61, 0x64, 0x69, 0x65, 0x73, 0x20, 0x61,
0x6e, 0x64, 0x20, 0x47, 0x65, 0x6e, 0x74, 0x6c,
0x65, 0x6d, 0x65, 0x6e, 0x20, 0x6f, 0x66, 0x20,
0x74, 0x68, 0x65, 0x20, 0x63, 0x6c, 0x61, 0x73,
0x73, 0x20, 0x6f, 0x66, 0x20, 0x27, 0x39, 0x39,
0x3a, 0x20, 0x49, 0x66, 0x20, 0x49, 0x20, 0x63,
0x6f, 0x75, 0x6c, 0x64, 0x20, 0x6f, 0x66, 0x66,
0x65, 0x72, 0x20, 0x79, 0x6f, 0x75, 0x20, 0x6f,
0x6e, 0x6c, 0x79, 0x20, 0x6f, 0x6e, 0x65, 0x20,
0x74, 0x69, 0x70, 0x20, 0x66, 0x6f, 0x72, 0x20,
0x74, 0x68, 0x65, 0x20, 0x66, 0x75, 0x74, 0x75,
0x72, 0x65, 0x2c, 0x20, 0x73, 0x75, 0x6e, 0x73,
0x63, 0x72, 0x65, 0x65, 0x6e, 0x20, 0x77, 0x6f,
0x75, 0x6c, 0x64, 0x20, 0x62, 0x65, 0x20, 0x69,
0x74, 0x2e
};
const byte iv[] = {
0x07, 0x00, 0x00, 0x00, 0x40, 0x41, 0x42, 0x43,
0x44, 0x45, 0x46, 0x47
};
const byte aad[] = { /* additional data */
0x50, 0x51, 0x52, 0x53, 0xc0, 0xc1, 0xc2, 0xc3,
0xc4, 0xc5, 0xc6, 0xc7
};
const byte cipher[] = { /* expected output from operation */
0xd3, 0x1a, 0x8d, 0x34, 0x64, 0x8e, 0x60, 0xdb,
0x7b, 0x86, 0xaf, 0xbc, 0x53, 0xef, 0x7e, 0xc2,
0xa4, 0xad, 0xed, 0x51, 0x29, 0x6e, 0x08, 0xfe,
0xa9, 0xe2, 0xb5, 0xa7, 0x36, 0xee, 0x62, 0xd6,
0x3d, 0xbe, 0xa4, 0x5e, 0x8c, 0xa9, 0x67, 0x12,
0x82, 0xfa, 0xfb, 0x69, 0xda, 0x92, 0x72, 0x8b,
0x1a, 0x71, 0xde, 0x0a, 0x9e, 0x06, 0x0b, 0x29,
0x05, 0xd6, 0xa5, 0xb6, 0x7e, 0xcd, 0x3b, 0x36,
0x92, 0xdd, 0xbd, 0x7f, 0x2d, 0x77, 0x8b, 0x8c,
0x98, 0x03, 0xae, 0xe3, 0x28, 0x09, 0x1b, 0x58,
0xfa, 0xb3, 0x24, 0xe4, 0xfa, 0xd6, 0x75, 0x94,
0x55, 0x85, 0x80, 0x8b, 0x48, 0x31, 0xd7, 0xbc,
0x3f, 0xf4, 0xde, 0xf0, 0x8e, 0x4b, 0x7a, 0x9d,
0xe5, 0x76, 0xd2, 0x65, 0x86, 0xce, 0xc6, 0x4b,
0x61, 0x16
};
const byte authTag[] = { /* expected output from operation */
0x1a, 0xe1, 0x0b, 0x59, 0x4f, 0x09, 0xe2, 0x6a,
0x7e, 0x90, 0x2e, 0xcb, 0xd0, 0x60, 0x06, 0x91
};
byte generatedCiphertext[272];
byte generatedPlaintext[272];
byte generatedAuthTag[CHACHA20_POLY1305_AEAD_AUTHTAG_SIZE];
/* Initialize stack variables. */
XMEMSET(generatedCiphertext, 0, 272);
XMEMSET(generatedPlaintext, 0, 272);
/* Test Encrypt */
ExpectIntEQ(wc_ChaCha20Poly1305_Encrypt(key, iv, aad, sizeof(aad),
plaintext, sizeof(plaintext), generatedCiphertext, generatedAuthTag),
0);
ExpectIntEQ(XMEMCMP(generatedCiphertext, cipher,
sizeof(cipher)/sizeof(byte)), 0);
/* Test bad args. */
ExpectIntEQ(wc_ChaCha20Poly1305_Encrypt(NULL, iv, aad, sizeof(aad),
plaintext, sizeof(plaintext), generatedCiphertext, generatedAuthTag),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_ChaCha20Poly1305_Encrypt(key, NULL, aad, sizeof(aad),
plaintext, sizeof(plaintext), generatedCiphertext, generatedAuthTag),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_ChaCha20Poly1305_Encrypt(key, iv, aad, sizeof(aad), NULL,
sizeof(plaintext), generatedCiphertext, generatedAuthTag),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_ChaCha20Poly1305_Encrypt(key, iv, aad, sizeof(aad),
NULL, sizeof(plaintext), generatedCiphertext, generatedAuthTag),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_ChaCha20Poly1305_Encrypt(key, iv, aad, sizeof(aad),
plaintext, sizeof(plaintext), NULL, generatedAuthTag),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_ChaCha20Poly1305_Encrypt(key, iv, aad, sizeof(aad),
plaintext, sizeof(plaintext), generatedCiphertext, NULL),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_ChaCha20Poly1305_Decrypt(key, iv, aad, sizeof(aad), cipher,
sizeof(cipher), authTag, generatedPlaintext), 0);
ExpectIntEQ(XMEMCMP(generatedPlaintext, plaintext,
sizeof(plaintext)/sizeof(byte)), 0);
/* Test bad args. */
ExpectIntEQ(wc_ChaCha20Poly1305_Decrypt(NULL, iv, aad, sizeof(aad), cipher,
sizeof(cipher), authTag, generatedPlaintext),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_ChaCha20Poly1305_Decrypt(key, NULL, aad, sizeof(aad),
cipher, sizeof(cipher), authTag, generatedPlaintext),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_ChaCha20Poly1305_Decrypt(key, iv, aad, sizeof(aad), NULL,
sizeof(cipher), authTag, generatedPlaintext),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_ChaCha20Poly1305_Decrypt(key, iv, aad, sizeof(aad), cipher,
sizeof(cipher), NULL, generatedPlaintext),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_ChaCha20Poly1305_Decrypt(key, iv, aad, sizeof(aad), cipher,
sizeof(cipher), authTag, NULL), WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_ChaCha20Poly1305_Decrypt(key, iv, aad, sizeof(aad), NULL,
sizeof(cipher), authTag, generatedPlaintext),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
#endif
return EXPECT_RESULT();
} /* END test_wc_ChaCha20Poly1305_aead */