mbedtls-pkcs11: Separate mbedtls rng pkcs11 callback into separate file
Paul Bartell
2 years ago
committed by
Paul Bartell
parent
0ca1ec8861
commit
b66a75936f
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/*
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* FreeRTOS V202211.00
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* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* https://www.FreeRTOS.org
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* https://github.com/FreeRTOS
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*
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*/
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#include "logging_levels.h"
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#define LIBRARY_LOG_NAME "MbedTLSRNGP11"
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#define LIBRARY_LOG_LEVEL LOG_ERROR
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#include "logging_stack.h"
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/**
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* @file mbedtls_rng_pkcs11.c
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* @brief Implements an mbedtls RNG callback using the PKCS#11 API
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*/
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#include "core_pkcs11_config.h"
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#include "core_pkcs11.h"
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/*-----------------------------------------------------------*/
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int lMbedCryptoRngCallbackPKCS11( void * pvCtx,
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unsigned char * pucOutput,
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size_t uxLen )
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{
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int lRslt;
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CK_FUNCTION_LIST_PTR pxFunctionList = NULL;
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CK_SESSION_HANDLE * pxSessionHandle = ( CK_SESSION_HANDLE * ) pvCtx;
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if( pucOutput == NULL )
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{
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lRslt = -1;
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}
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else if( pvCtx == NULL )
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{
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lRslt = -1;
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LogError( ( "pvCtx must not be NULL." ) );
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}
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else
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{
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lRslt = ( int ) C_GetFunctionList( &pxFunctionList );
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}
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if( ( lRslt != CKR_OK ) ||
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( pxFunctionList == NULL ) ||
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( pxFunctionList->C_GenerateRandom == NULL ) )
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{
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lRslt = -1;
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}
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else
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{
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lRslt = ( int ) pxFunctionList->C_GenerateRandom( *pxSessionHandle, pucOutput, uxLen );
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}
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return lRslt;
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}
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/*-----------------------------------------------------------*/
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