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/**
* Copyright (C) ARM Limited 2010-2012. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#ifndef WIN32
#include <unistd.h>
#else
#include <Windows.h>
#endif
#include "OlyUtility.h"
OlyUtility* util = NULL;
void OlyUtility::stringToLower(char* string) {
if (string == NULL)
return;
while (*string) {
*string = tolower(*string);
string++;
}
}
// Modifies fullpath with the path part including the trailing path separator
int OlyUtility::getApplicationFullPath(char* fullpath, int sizeOfPath) {
memset(fullpath, 0, sizeOfPath);
#ifdef WIN32
int length = GetModuleFileName(NULL, fullpath, sizeOfPath);
#else
int length = readlink("/proc/self/exe", fullpath, sizeOfPath);
#endif
if (length == sizeOfPath)
return -1;
fullpath[length] = 0;
fullpath = getPathPart(fullpath);
return 0;
}
char* OlyUtility::readFromDisk(const char* file, unsigned int *size, bool appendNull) {
// Open the file
FILE* pFile = fopen(file, "rb");
if (pFile==NULL) return NULL;
// Obtain file size
fseek(pFile , 0 , SEEK_END);
unsigned int lSize = ftell(pFile);
rewind(pFile);
// Allocate memory to contain the whole file
char* buffer = (char*)malloc(lSize + (int)appendNull);
if (buffer == NULL) return NULL;
// Copy the file into the buffer
if (fread(buffer, 1, lSize, pFile) != lSize) return NULL;
// Terminate
fclose(pFile);
if (appendNull)
buffer[lSize] = 0;
if (size)
*size = lSize;
return buffer;
}
int OlyUtility::writeToDisk(const char* path, const char* data) {
// Open the file
FILE* pFile = fopen(path, "wb");
if (pFile == NULL) return -1;
// Write the data to disk
if (fwrite(data, 1, strlen(data), pFile) != strlen(data)) return -1;
// Terminate
fclose(pFile);
return 0;
}
int OlyUtility::appendToDisk(const char* path, const char* data) {
// Open the file
FILE* pFile = fopen(path, "a");
if (pFile == NULL) return -1;
// Write the data to disk
if (fwrite(data, 1, strlen(data), pFile) != strlen(data)) return -1;
// Terminate
fclose(pFile);
return 0;
}
/**
* Copies the srcFile into dstFile in 1kB chunks.
* The dstFile will be overwritten if it exists.
* 0 is returned on an error; otherwise 1.
*/
#define TRANSFER_SIZE 1024
int OlyUtility::copyFile(const char * srcFile, const char * dstFile) {
char* buffer = (char*)malloc(TRANSFER_SIZE);
FILE * f_src = fopen(srcFile,"rb");
if (!f_src) {
return 0;
}
FILE * f_dst = fopen(dstFile,"wb");
if (!f_dst) {
fclose(f_src);
return 0;
}
while (!feof(f_src)) {
int num_bytes_read = fread(buffer, 1, TRANSFER_SIZE, f_src);
if (num_bytes_read < TRANSFER_SIZE && !feof(f_src)) {
fclose(f_src);
fclose(f_dst);
return 0;
}
int num_bytes_written = fwrite(buffer, 1, num_bytes_read, f_dst);
if (num_bytes_written != num_bytes_read) {
fclose(f_src);
fclose(f_dst);
return 0;
}
}
fclose(f_src);
fclose(f_dst);
free(buffer);
return 1;
}
const char* OlyUtility::getFilePart(const char* path) {
const char* last_sep = strrchr(path, PATH_SEPARATOR);
// in case path is not a full path
if (last_sep == NULL) {
return path;
}
return (const char*)((int)last_sep + 1);
}
// getPathPart may modify the contents of path
// returns the path including the trailing path separator
char* OlyUtility::getPathPart(char* path) {
char* last_sep = strrchr(path, PATH_SEPARATOR);
// in case path is not a full path
if (last_sep == NULL) {
return 0;
}
*(char*)((int)last_sep + 1) = 0;
return (path);
}
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