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			52 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			52 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /**
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|  * \file ecp_invasive.h
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|  *
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|  * \brief ECP module: interfaces for invasive testing only.
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|  *
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|  * The interfaces in this file are intended for testing purposes only.
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|  * They SHOULD NOT be made available in library integrations except when
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|  * building the library for testing.
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|  */
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| /*
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|  *  Copyright The Mbed TLS Contributors
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|  *  SPDX-License-Identifier: Apache-2.0
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|  *
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|  *  Licensed under the Apache License, Version 2.0 (the "License"); you may
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|  *  not use this file except in compliance with the License.
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|  *  You may obtain a copy of the License at
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|  *
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|  *  http://www.apache.org/licenses/LICENSE-2.0
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|  *
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|  *  Unless required by applicable law or agreed to in writing, software
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|  *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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|  *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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|  *  See the License for the specific language governing permissions and
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|  *  limitations under the License.
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|  */
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| #ifndef MBEDTLS_ECP_INVASIVE_H
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| #define MBEDTLS_ECP_INVASIVE_H
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| 
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| #include "common.h"
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| #include "mbedtls/ecp.h"
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| 
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| #if defined(MBEDTLS_TEST_HOOKS) && defined(MBEDTLS_ECP_C)
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| 
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| #if defined(MBEDTLS_ECP_DP_SECP224R1_ENABLED) ||   \
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|     defined(MBEDTLS_ECP_DP_SECP256R1_ENABLED) ||   \
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|     defined(MBEDTLS_ECP_DP_SECP384R1_ENABLED)
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| /* Preconditions:
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|  *   - bits is a multiple of 64 or is 224
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|  *   - c is -1 or -2
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|  *   - 0 <= N < 2^bits
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|  *   - N has room for bits plus one limb
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|  *
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|  * Behavior:
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|  * Set N to c * 2^bits + old_value_of_N.
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|  */
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| void mbedtls_ecp_fix_negative( mbedtls_mpi *N, signed char c, size_t bits );
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| #endif
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| 
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| #endif /* MBEDTLS_TEST_HOOKS && MBEDTLS_ECP_C */
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| 
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| #endif /* MBEDTLS_ECP_INVASIVE_H */
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