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/*
* @licence app begin@
* SPDX license identifier: MPL-2.0
*
* Copyright (C) 2011-2015, BMW AG
*
* This file is part of GENIVI Project DLT - Diagnostic Log and Trace.
*
* This Source Code Form is subject to the terms of the
* Mozilla Public License (MPL), v. 2.0.
* If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/.
*
* For further information see http://www.genivi.org/.
* @licence end@
*/
/*!
* \author Sven Hassler <sven_hassler@mentor.com>
*
* \copyright Copyright © 2011-2015 BMW AG. \n
* License MPL-2.0: Mozilla Public License version 2.0 http://mozilla.org/MPL/2.0/.
*
* \file dlt-procfs-common.c
*/
#include "dlt-procfs-common.h"
DltReturnValue dlt_procfs_read_file_compact(char *filename, char **target)
{
char buffer[BUFFER_SIZE];
int ret = dlt_procfs_read_file(filename, buffer, BUFFER_SIZE);
if(ret < DLT_RETURN_OK)
return ret;
if((*target = malloc(strlen(buffer) + 1)) == NULL)
{
fprintf(stderr, "Out of memory!\n");
return DLT_RETURN_ERROR;
}
memcpy(*target, buffer, strlen(buffer) + 1);
return DLT_RETURN_OK;
}
DltReturnValue dlt_procfs_read_file(char* filename, char* buffer, uint maxLength)
{
if(filename == NULL || buffer == NULL)
{
fprintf(stderr, "Nullpointer parameter!\n");
return DLT_RETURN_WRONG_PARAMETER;
}
FILE* file = fopen(filename, "r");
if(file == NULL)
{
// fprintf(stderr, "Could not read file %s\n", filename);
return DLT_RETURN_ERROR;
}
int buflen = fread(buffer, 1, maxLength-1, file);
buffer[buflen] = '\0';
fclose(file);
return DLT_RETURN_OK;
}
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