59 lines
2.0 KiB
C
59 lines
2.0 KiB
C
/*
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* AWS IoT Jobs v1.2.0
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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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#include "jobs_annex.h"
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/*
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* This function is a replacement for the function of the same name from jobs.c.
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* Please see jobs.c for documentation.
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*/
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JobsStatus_t strnAppend( char * buffer,
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size_t * start,
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size_t max,
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const char * value,
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size_t valueLength )
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{
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JobsStatus_t ret = JobsBufferTooSmall;
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assert( ( buffer != NULL ) && ( start != NULL ) && ( value != NULL ) );
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assert( __CPROVER_r_ok( value, valueLength ) );
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if( *start < max )
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{
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size_t free = max - *start;
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assert( __CPROVER_w_ok( ( buffer + *start ), free ) );
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if( valueLength < free )
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{
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*start += valueLength;
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ret = JobsSuccess;
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}
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else
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{
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*start = max;
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}
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}
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return ret;
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}
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