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/***************************************************************************/
/* Copyright (c) 2024 Microsoft Corporation */
/* Copyright (c) 2026 Eclipse ThreadX contributors */
/* */
/* This program and the accompanying materials are made available under */
/* the terms of the MIT License which is available at */
/* https://opensource.org/licenses/MIT. */
/* */
/* SPDX-License-Identifier: MIT */
/***************************************************************************/
#include <stdio.h>
#include "nx_crypto_rsa.h"
#include "nx_crypto_method_self_test.h"
#include "tls_test_utility.h"
#ifndef NX_CRYPTO_STANDALONE_ENABLE
#include "nx_secure_tls.h"
#endif
#define MAXIMUM_KEY_BITS 2048
#include "nx_secure_rsa_test_data.c"
/* Define software RSA method. */
static NX_CRYPTO_METHOD test_crypto_method_rsa =
{
NX_CRYPTO_KEY_EXCHANGE_RSA, /* RSA crypto algorithm */
0, /* Key size in bits */
0, /* IV size in bits */
0, /* ICV size in bits, not used. */
0, /* Block size in bytes. */
sizeof(NX_CRYPTO_RSA), /* Metadata size in bytes */
_nx_crypto_method_rsa_init, /* RSA initialization routine. */
NX_CRYPTO_NULL, /* RSA cleanup routine, not used. */
_nx_crypto_method_rsa_operation /* RSA operation */
};
extern NX_CRYPTO_METHOD crypto_method_rsa;
/* RSA context. */
static NX_CRYPTO_RSA rsa_ctx;
/* Output. */
static ULONG output[MAXIMUM_KEY_BITS >> 5];
#ifndef NX_CRYPTO_STANDALONE_ENABLE
static TX_THREAD thread_0;
#endif
static VOID thread_0_entry(ULONG thread_input);
static UINT count = 0;
static UINT test_nx_crypto_init_failed(NX_CRYPTO_METHOD *method, UCHAR *key, NX_CRYPTO_KEY_SIZE key_size_in_bits, VOID **handler, VOID *crypto_metadata, ULONG crypto_metadata_size)
{
if (!count)
return 233;
count--;
return _nx_crypto_method_rsa_init(method, key, key_size_in_bits, handler, crypto_metadata, crypto_metadata_size);
}
static UINT test_nx_crypto_init_succeed(NX_CRYPTO_METHOD *method, UCHAR *key, NX_CRYPTO_KEY_SIZE key_size_in_bits, VOID **handler, VOID *crypto_metadata, ULONG crypto_metadata_size)
{
return 0;
}
static UINT test_nx_crypto_operation_failed(UINT op, VOID *handler, struct NX_CRYPTO_METHOD_STRUCT *method, UCHAR *key, NX_CRYPTO_KEY_SIZE key_size_in_bits, UCHAR *input, ULONG input_length_in_byte, UCHAR *iv_ptr, UCHAR *output, ULONG output_length_in_byte, VOID *crypto_metadata, ULONG crypto_metadata_size, VOID *packet_ptr, VOID (*nx_crypto_hw_process_callback)(VOID *packet_ptr, UINT status))
{
if (!count)
return 233;
count--;
return _nx_crypto_method_rsa_operation(op, handler, method, key, key_size_in_bits, input, input_length_in_byte, iv_ptr, output, output_length_in_byte, crypto_metadata, crypto_metadata_size, NX_CRYPTO_NULL, NX_CRYPTO_NULL);
}
static UINT test_nx_crypto_operation_succeed(UINT op, VOID *handler, struct NX_CRYPTO_METHOD_STRUCT *method, UCHAR *key, NX_CRYPTO_KEY_SIZE key_size_in_bits, UCHAR *input, ULONG input_length_in_byte, UCHAR *iv_ptr, UCHAR *output, ULONG output_length_in_byte, VOID *crypto_metadata, ULONG crypto_metadata_size, VOID *packet_ptr, VOID (*nx_crypto_hw_process_callback)(VOID *packet_ptr, UINT status))
{
if (!count)
return 0;
count--;
return _nx_crypto_method_rsa_operation(op, handler, method, key, key_size_in_bits, input, input_length_in_byte, iv_ptr, output, output_length_in_byte, crypto_metadata, crypto_metadata_size, NX_CRYPTO_NULL, NX_CRYPTO_NULL);
}
#ifdef CTEST
void test_application_define(void *first_unused_memory);
void test_application_define(void *first_unused_memory)
#else
void nx_secure_rsa_error_checking_test_application_define(void *first_unused_memory)
#endif
{
#ifndef NX_CRYPTO_STANDALONE_ENABLE
tx_thread_create(&thread_0, "Thread 0", thread_0_entry, 0,
first_unused_memory, 4096,
16, 16, 4, TX_AUTO_START);
#else
thread_0_entry(0);
#endif
}
static VOID thread_0_entry(ULONG thread_input)
{
UINT i, status, backup;
NX_CRYPTO_METHOD test_method;
/* Print out test information banner. */
printf("NetX Secure Test: RSA Error Checking Test............................");
/* Illegal rsa input. */
i = sizeof(rsa_data)/sizeof(RSA_DATA);
rsa_ctx.nx_crypto_rsa_prime_p = (VOID *)4;
rsa_ctx.nx_crypto_rsa_prime_q = NX_CRYPTO_NULL;
test_crypto_method_rsa.nx_crypto_operation(NX_CRYPTO_ENCRYPT,
NX_CRYPTO_NULL,
&test_crypto_method_rsa,
rsa_data[i].pri_e,
(rsa_data[i].pri_e_len << 3),
rsa_data[i].secret,
rsa_data[i].secret_len,
NX_CRYPTO_NULL,
(UCHAR *)output,
sizeof(output),
&rsa_ctx,
sizeof(rsa_ctx),
NX_CRYPTO_NULL, NX_CRYPTO_NULL);
/* Test input length > modulus length */
test_crypto_method_rsa.nx_crypto_init(&test_crypto_method_rsa,
rsa_data[0].m,
(rsa_data[0].m_len << 3),
NX_CRYPTO_NULL,
&rsa_ctx,
sizeof(rsa_ctx));
rsa_ctx.nx_crypto_rsa_modulus_length = rsa_data[0].secret_len - 1;
status = test_crypto_method_rsa.nx_crypto_operation(NX_CRYPTO_ENCRYPT,
NX_CRYPTO_NULL,
&test_crypto_method_rsa,
rsa_data[0].pub_e,
(rsa_data[0].pub_e_len << 3),
rsa_data[0].plain,
rsa_data[0].plain_len,
NX_CRYPTO_NULL,
(UCHAR *)output,
sizeof(output),
&rsa_ctx,
sizeof(rsa_ctx),
NX_CRYPTO_NULL, NX_CRYPTO_NULL);
EXPECT_EQ(status, NX_CRYPTO_PTR_ERROR);
/* NULL method pointer. */
status = _nx_crypto_method_rsa_init(NX_CRYPTO_NULL, NX_CRYPTO_NULL, 0, NX_CRYPTO_NULL, NX_CRYPTO_NULL, 0);
EXPECT_EQ(NX_CRYPTO_PTR_ERROR, status);
/* NULL key pointer. */
status = _nx_crypto_method_rsa_init(&test_crypto_method_rsa, NX_CRYPTO_NULL, 0, NX_CRYPTO_NULL, NX_CRYPTO_NULL, 0);
EXPECT_EQ(NX_CRYPTO_PTR_ERROR, status);
/* NULL metadata pointer. */
status = _nx_crypto_method_rsa_init(&test_crypto_method_rsa, rsa_data[0].m, (rsa_data[0].m_len << 3), NX_CRYPTO_NULL, NX_CRYPTO_NULL, 0);
EXPECT_EQ(NX_CRYPTO_PTR_ERROR, status);
/* Metadata address is not 4-byte aligned. */
status = _nx_crypto_method_rsa_init(&test_crypto_method_rsa, rsa_data[0].m, (rsa_data[0].m_len << 3), NX_CRYPTO_NULL, (VOID *)0x03, 0);
EXPECT_EQ(NX_CRYPTO_PTR_ERROR, status);
/* Metadata size is not enough. */
status = _nx_crypto_method_rsa_init(&test_crypto_method_rsa, rsa_data[0].m, (rsa_data[0].m_len << 3), NX_CRYPTO_NULL, (VOID *)0x04, 0);
EXPECT_EQ(NX_CRYPTO_PTR_ERROR, status);
/* NULL metadata pointer. */
status = _nx_crypto_method_rsa_cleanup(NX_CRYPTO_NULL);
EXPECT_EQ(NX_CRYPTO_SUCCESS, status);
/* NULL method pointer. */
status = _nx_crypto_method_rsa_operation(0, NX_CRYPTO_NULL,
NX_CRYPTO_NULL, /* method */
NX_CRYPTO_NULL, 0, /* key */
NX_CRYPTO_NULL, 0, /* input */
NX_CRYPTO_NULL, /* iv */
NX_CRYPTO_NULL, 0, /* output */
NX_CRYPTO_NULL, 0, /* metadata */
NX_CRYPTO_NULL, NX_CRYPTO_NULL);
EXPECT_EQ(NX_CRYPTO_PTR_ERROR, status);
/* NULL metadata pointer. */
status = _nx_crypto_method_rsa_operation(0, NX_CRYPTO_NULL,
&test_crypto_method_rsa, /* method */
NX_CRYPTO_NULL, 0, /* key */
NX_CRYPTO_NULL, 0, /* input */
NX_CRYPTO_NULL, /* iv */
NX_CRYPTO_NULL, 0, /* output */
NX_CRYPTO_NULL, 0, /* metadata */
NX_CRYPTO_NULL, NX_CRYPTO_NULL);
EXPECT_EQ(NX_CRYPTO_PTR_ERROR, status);
/* Metadata address is not 4-byte aligned. */
status = _nx_crypto_method_rsa_operation(0, NX_CRYPTO_NULL,
&test_crypto_method_rsa, /* method */
NX_CRYPTO_NULL, 0, /* key */
NX_CRYPTO_NULL, 0, /* input */
NX_CRYPTO_NULL, /* iv */
NX_CRYPTO_NULL, 0, /* output */
(VOID *)0x03, 0, /* metadata */
NX_CRYPTO_NULL, NX_CRYPTO_NULL);
EXPECT_EQ(NX_CRYPTO_PTR_ERROR, status);
/* Metadata size is not enough. */
status = _nx_crypto_method_rsa_operation(0, NX_CRYPTO_NULL,
&test_crypto_method_rsa, /* method */
NX_CRYPTO_NULL, 0, /* key */
NX_CRYPTO_NULL, 0, /* input */
NX_CRYPTO_NULL, /* iv */
NX_CRYPTO_NULL, 0, /* output */
&rsa_ctx, 0, /* metadata */
NX_CRYPTO_NULL, NX_CRYPTO_NULL);
EXPECT_EQ(NX_CRYPTO_PTR_ERROR, status);
/* Output buffer size is not enough. */
status = _nx_crypto_method_rsa_operation(0, NX_CRYPTO_NULL,
&test_crypto_method_rsa, /* method */
(VOID *)0x04, 1024, /* key */
NX_CRYPTO_NULL, 0, /* input */
NX_CRYPTO_NULL, /* iv */
NX_CRYPTO_NULL, 0, /* output */
&rsa_ctx, sizeof(rsa_ctx), /* metadata */
NX_CRYPTO_NULL, NX_CRYPTO_NULL);
EXPECT_EQ(NX_CRYPTO_INVALID_BUFFER_SIZE, status);
/* q is NULL. */
_nx_crypto_rsa_operation(pub_e_512_0, sizeof(pub_e_512_0),
m_512_0, sizeof(m_512_0),
p_512_0, sizeof(p_512_0),
NX_CRYPTO_NULL, 0,
plain_512_0, sizeof(plain_512_0),
(UCHAR *)output,
(USHORT *)&rsa_ctx, sizeof(rsa_ctx));
/* For NX_CRYPTO_STATE_CHECK. */
#ifdef NX_CRYPTO_SELF_TEST
backup = _nx_crypto_library_state;
_nx_crypto_library_state = 0;
status = _nx_crypto_method_rsa_init(NX_CRYPTO_NULL, NX_CRYPTO_NULL, 0, NX_CRYPTO_NULL, NX_CRYPTO_NULL, 0);
EXPECT_EQ(NX_CRYPTO_INVALID_LIBRARY, status);
status = _nx_crypto_method_rsa_cleanup(NX_CRYPTO_NULL);
EXPECT_EQ(NX_CRYPTO_INVALID_LIBRARY, status);
status = _nx_crypto_method_rsa_operation(0, NX_CRYPTO_NULL,
NX_CRYPTO_NULL, /* method */
NX_CRYPTO_NULL, 0, /* key */
NX_CRYPTO_NULL, 0, /* input */
NX_CRYPTO_NULL, /* iv */
NX_CRYPTO_NULL, 0, /* output */
NX_CRYPTO_NULL, 0, /* metadata */
NX_CRYPTO_NULL, NX_CRYPTO_NULL);
_nx_crypto_library_state = backup;
/* Tests for _nx_crypto_method_self_test_rsa. */
/* NULL method pointer. */
status = _nx_crypto_method_self_test_rsa(NX_CRYPTO_NULL, NX_CRYPTO_NULL, 0);
EXPECT_EQ(NX_CRYPTO_PTR_ERROR, status);
/* nx_crypto_init is NULL. */
test_method.nx_crypto_init = NX_CRYPTO_NULL;
status = _nx_crypto_method_self_test_rsa(&test_method, NX_CRYPTO_NULL, 0);
EXPECT_EQ(NX_CRYPTO_PTR_ERROR, status);
/* nx_crypto_operation is NULL. */
test_method.nx_crypto_init = test_nx_crypto_init_failed;
test_method.nx_crypto_operation = NX_CRYPTO_NULL;
status = _nx_crypto_method_self_test_rsa(&test_method, NX_CRYPTO_NULL, 0);
EXPECT_EQ(NX_CRYPTO_PTR_ERROR, status);
/* nx_crypto_init failed. */
test_method.nx_crypto_init = test_nx_crypto_init_failed;
test_method.nx_crypto_operation = test_nx_crypto_operation_succeed;
status = _nx_crypto_method_self_test_rsa(&test_method, NX_CRYPTO_NULL, 0);
EXPECT_EQ(233, status);
/* nx_crypto_operation failed. */
test_method.nx_crypto_init = test_nx_crypto_init_succeed;
test_method.nx_crypto_operation = test_nx_crypto_operation_failed;
status = _nx_crypto_method_self_test_rsa(&test_method, NX_CRYPTO_NULL, 0);
EXPECT_EQ(233, status);
/* NX_CRYPTO_MEMCMP failed. */
test_method.nx_crypto_init = test_nx_crypto_init_succeed;
test_method.nx_crypto_operation = test_nx_crypto_operation_succeed;
status = _nx_crypto_method_self_test_rsa(&test_method, NX_CRYPTO_NULL, 0);
EXPECT_EQ(NX_CRYPTO_NOT_SUCCESSFUL, status);
/* nx_crypto_cleanup is NULL. */
test_method = crypto_method_rsa;
test_method.nx_crypto_cleanup = NX_CRYPTO_NULL;
status = _nx_crypto_method_self_test_rsa(&test_method, &rsa_ctx, sizeof(rsa_ctx));
EXPECT_EQ(NX_CRYPTO_SUCCESS, status);
/* nx_crypto_init failed at the second time. */
count = 1;
test_method = crypto_method_rsa;
test_method.nx_crypto_init = test_nx_crypto_init_failed;
status = _nx_crypto_method_self_test_rsa(&test_method, &rsa_ctx, sizeof(rsa_ctx));
EXPECT_EQ(233, status);
/* nx_crypto_operation failed at the second time. */
count = 1;
test_method = crypto_method_rsa;
test_method.nx_crypto_operation = test_nx_crypto_operation_failed;
status = _nx_crypto_method_self_test_rsa(&test_method, &rsa_ctx, sizeof(rsa_ctx));
EXPECT_EQ(233, status);
/* NX_CRYPTO_MEMCMP failed at the second time. */
count = 1;
test_method = crypto_method_rsa;
test_method.nx_crypto_operation = test_nx_crypto_operation_succeed;
status = _nx_crypto_method_self_test_rsa(&test_method, &rsa_ctx, sizeof(rsa_ctx));
EXPECT_EQ(NX_CRYPTO_NOT_SUCCESSFUL, status);
/* nx_crypto_init failed at the second time. */
count = 2;
test_method = crypto_method_rsa;
test_method.nx_crypto_init = test_nx_crypto_init_failed;
status = _nx_crypto_method_self_test_rsa(&test_method, &rsa_ctx, sizeof(rsa_ctx));
EXPECT_EQ(233, status);
/* nx_crypto_operation failed at the third time. */
count = 2;
test_method = crypto_method_rsa;
test_method.nx_crypto_operation = test_nx_crypto_operation_failed;
status = _nx_crypto_method_self_test_rsa(&test_method, &rsa_ctx, sizeof(rsa_ctx));
EXPECT_EQ(233, status);
/* nx_crypto_operation failed at the fourth time. */
count = 3;
test_method = crypto_method_rsa;
test_method.nx_crypto_operation = test_nx_crypto_operation_failed;
status = _nx_crypto_method_self_test_rsa(&test_method, &rsa_ctx, sizeof(rsa_ctx));
EXPECT_EQ(233, status);
/* nx_crypto_operation failed at the fifth time. */
count = 4;
test_method = crypto_method_rsa;
test_method.nx_crypto_operation = test_nx_crypto_operation_failed;
status = _nx_crypto_method_self_test_rsa(&test_method, &rsa_ctx, sizeof(rsa_ctx));
EXPECT_EQ(233, status);
/* NX_CRYPTO_MEMCMP failed at the third time. */
count = 4;
test_method = crypto_method_rsa;
test_method.nx_crypto_operation = test_nx_crypto_operation_succeed;
status = _nx_crypto_method_self_test_rsa(&test_method, &rsa_ctx, sizeof(rsa_ctx));
EXPECT_EQ(NX_CRYPTO_NOT_SUCCESSFUL, status);
#endif /* NX_CRYPTO_SELF_TEST */
#ifndef NX_SECURE_KEY_CLEAR
status = _nx_crypto_method_rsa_cleanup(NX_CRYPTO_NULL);
EXPECT_EQ(status, TX_SUCCESS);
#endif /* NX_SECURE_KEY_CLEAR */
printf("SUCCESS!\n");
test_control_return(0);
}
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