146 lines
3.6 KiB
C
146 lines
3.6 KiB
C
/*
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* Copyright (c) 2017-2018 Western Digital Corporation or its affiliates.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* Author: Jeff Lien <jeff.lien@wdc.com>,
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*/
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#include <errno.h>
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#include <string.h>
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#include <unistd.h>
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#include <time.h>
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#include "wdc-utils.h"
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int wdc_UtilsSnprintf(char *buffer, unsigned int sizeOfBuffer, const char *format, ...)
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{
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int res = 0;
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va_list vArgs;
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va_start(vArgs, format);
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res = vsnprintf(buffer, sizeOfBuffer, format, vArgs);
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va_end(vArgs);
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return res;
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}
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void wdc_UtilsDeleteCharFromString(char* buffer, int buffSize, char charToRemove)
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{
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int i = 0;
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int count = 0;
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if (!buffer || !buffSize)
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return;
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/*
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* Traverse the given string. If current character is not charToRemove,
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* then place it at index count++
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*/
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for (i = 0; ((i < buffSize) && (buffer[i] != '\0')); i++) {
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if (buffer[i] != charToRemove)
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buffer[count++] = buffer[i];
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}
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buffer[count] = '\0';
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}
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int wdc_UtilsGetTime(PUtilsTimeInfo timeInfo)
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{
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time_t currTime;
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struct tm currTimeInfo;
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if(!timeInfo)
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return WDC_STATUS_INVALID_PARAMETER;
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tzset();
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time(&currTime);
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localtime_r(&currTime, &currTimeInfo);
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timeInfo->year = currTimeInfo.tm_year + 1900;
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timeInfo->month = currTimeInfo.tm_mon + 1;
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timeInfo->dayOfWeek = currTimeInfo.tm_wday;
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timeInfo->dayOfMonth = currTimeInfo.tm_mday;
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timeInfo->hour = currTimeInfo.tm_hour;
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timeInfo->minute = currTimeInfo.tm_min;
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timeInfo->second = currTimeInfo.tm_sec;
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timeInfo->msecs = 0;
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timeInfo->isDST = currTimeInfo.tm_isdst;
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timeInfo->zone = -currTimeInfo.tm_gmtoff / 60;
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return WDC_STATUS_SUCCESS;
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}
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int wdc_UtilsCreateDir(char *path)
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{
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int retStatus;
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int status = WDC_STATUS_SUCCESS;
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if (!path )
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return WDC_STATUS_INVALID_PARAMETER;
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retStatus = mkdir(path, 0x999);
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if (retStatus < 0) {
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if (errno == EEXIST)
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status = WDC_STATUS_DIR_ALREADY_EXISTS;
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else if (errno == ENOENT)
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status = WDC_STATUS_PATH_NOT_FOUND;
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else
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status = WDC_STATUS_CREATE_DIRECTORY_FAILED;
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}
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return status;
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}
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int wdc_WriteToFile(char *fileName, char *buffer, unsigned int bufferLen)
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{
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int status = WDC_STATUS_SUCCESS;
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FILE *file;
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size_t bytesWritten = 0;
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file = fopen(fileName, "ab+");
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if (!file) {
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status = WDC_STATUS_UNABLE_TO_OPEN_FILE;
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goto end;
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}
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bytesWritten = fwrite(buffer, 1, bufferLen, file);
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if (bytesWritten != bufferLen)
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status = WDC_STATUS_UNABLE_TO_WRITE_ALL_DATA;
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end:
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if(file)
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fclose(file);
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return status;
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}
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/**
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* Compares the strings ignoring their cases.
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*
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* @param pcSrc Points to a null terminated string for comapring.
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* @param pcDst Points to a null terminated string for comapring.
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*
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* @returns zero if the string matches or
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* 1 if the pcSrc string is lexically higher than pcDst or
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* -1 if the pcSrc string is lexically lower than pcDst.
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*/
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int wdc_UtilsStrCompare(char *pcSrc, char *pcDst)
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{
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while ((toupper(*pcSrc) == toupper(*pcDst)) && (*pcSrc != '\0')) {
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pcSrc++;
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pcDst++;
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}
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return *pcSrc - *pcDst;
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}
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