Jon Medhurst | aaf37a3 | 2013-06-11 12:10:56 +0100 | [diff] [blame] | 1 | /** |
Jon Medhurst | b1d0744 | 2015-05-08 12:04:18 +0100 | [diff] [blame] | 2 | * Copyright (C) ARM Limited 2010-2015. All rights reserved. |
Jon Medhurst | aaf37a3 | 2013-06-11 12:10:56 +0100 | [diff] [blame] | 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License version 2 as |
| 6 | * published by the Free Software Foundation. |
| 7 | */ |
| 8 | |
| 9 | #include "OlyUtility.h" |
| 10 | |
| 11 | #include <stdio.h> |
| 12 | #include <stdlib.h> |
| 13 | #include <string.h> |
| 14 | #include <ctype.h> |
| 15 | |
| 16 | #if defined(WIN32) |
| 17 | #include <windows.h> |
| 18 | #elif defined(__linux__) |
| 19 | #include <unistd.h> |
| 20 | #elif defined(DARWIN) |
| 21 | #include <mach-o/dyld.h> |
| 22 | #endif |
| 23 | |
| 24 | OlyUtility* util = NULL; |
| 25 | |
| 26 | bool OlyUtility::stringToBool(const char* string, bool defValue) { |
| 27 | char value[32]; |
| 28 | |
| 29 | if (string == NULL) { |
| 30 | return defValue; |
| 31 | } |
| 32 | |
| 33 | strncpy(value, string, sizeof(value)); |
| 34 | if (value[0] == 0) { |
| 35 | return defValue; |
| 36 | } |
| 37 | value[sizeof(value) - 1] = 0; // strncpy does not guarantee a null-terminated string |
| 38 | |
| 39 | // Convert to lowercase |
| 40 | int i = 0; |
| 41 | while (value[i]) { |
| 42 | value[i] = tolower(value[i]); |
| 43 | i++; |
| 44 | } |
| 45 | |
| 46 | if (strcmp(value, "true") == 0 || strcmp(value, "yes") == 0 || strcmp(value, "1") == 0 || strcmp(value, "on") == 0) { |
| 47 | return true; |
| 48 | } else if (strcmp(value, "false") == 0 || strcmp(value, "no") == 0 || strcmp(value, "0") == 0 || strcmp(value, "off") == 0) { |
| 49 | return false; |
| 50 | } else { |
| 51 | return defValue; |
| 52 | } |
| 53 | } |
| 54 | |
| 55 | void OlyUtility::stringToLower(char* string) { |
| 56 | if (string == NULL) { |
| 57 | return; |
| 58 | } |
| 59 | |
| 60 | while (*string) { |
| 61 | *string = tolower(*string); |
| 62 | string++; |
| 63 | } |
| 64 | } |
| 65 | |
| 66 | // Modifies fullpath with the path part including the trailing path separator |
| 67 | int OlyUtility::getApplicationFullPath(char* fullpath, int sizeOfPath) { |
| 68 | memset(fullpath, 0, sizeOfPath); |
| 69 | #if defined(WIN32) |
| 70 | int length = GetModuleFileName(NULL, fullpath, sizeOfPath); |
| 71 | #elif defined(__linux__) |
| 72 | int length = readlink("/proc/self/exe", fullpath, sizeOfPath); |
| 73 | #elif defined(DARWIN) |
| 74 | uint32_t length_u = (uint32_t)sizeOfPath; |
| 75 | int length = sizeOfPath; |
| 76 | if (_NSGetExecutablePath(fullpath, &length_u) == 0) { |
| 77 | length = strlen(fullpath); |
| 78 | } |
| 79 | #endif |
| 80 | |
| 81 | if (length == sizeOfPath) { |
| 82 | return -1; |
| 83 | } |
| 84 | |
| 85 | fullpath[length] = 0; |
Jon Medhurst | d369859 | 2013-10-10 16:48:56 +0100 | [diff] [blame] | 86 | getPathPart(fullpath); |
Jon Medhurst | aaf37a3 | 2013-06-11 12:10:56 +0100 | [diff] [blame] | 87 | |
| 88 | return 0; |
| 89 | } |
| 90 | |
| 91 | char* OlyUtility::readFromDisk(const char* file, unsigned int *size, bool appendNull) { |
| 92 | // Open the file |
| 93 | FILE* pFile = fopen(file, "rb"); |
| 94 | if (pFile==NULL) { |
| 95 | return NULL; |
| 96 | } |
| 97 | |
| 98 | // Obtain file size |
| 99 | fseek(pFile , 0 , SEEK_END); |
| 100 | unsigned int lSize = ftell(pFile); |
| 101 | rewind(pFile); |
| 102 | |
| 103 | // Allocate memory to contain the whole file |
| 104 | char* buffer = (char*)malloc(lSize + (int)appendNull); |
| 105 | if (buffer == NULL) { |
| 106 | fclose(pFile); |
| 107 | return NULL; |
| 108 | } |
| 109 | |
| 110 | // Copy the file into the buffer |
| 111 | if (fread(buffer, 1, lSize, pFile) != lSize) { |
| 112 | free(buffer); |
| 113 | fclose(pFile); |
| 114 | return NULL; |
| 115 | } |
| 116 | |
| 117 | // Terminate |
| 118 | fclose(pFile); |
| 119 | |
| 120 | if (appendNull) { |
| 121 | buffer[lSize] = 0; |
| 122 | } |
| 123 | |
| 124 | if (size) { |
| 125 | *size = lSize; |
| 126 | } |
| 127 | |
| 128 | return buffer; |
| 129 | } |
| 130 | |
| 131 | int OlyUtility::writeToDisk(const char* path, const char* data) { |
| 132 | // Open the file |
| 133 | FILE* pFile = fopen(path, "wb"); |
| 134 | if (pFile == NULL) { |
| 135 | return -1; |
| 136 | } |
| 137 | |
| 138 | // Write the data to disk |
| 139 | if (fwrite(data, 1, strlen(data), pFile) != strlen(data)) { |
| 140 | fclose(pFile); |
| 141 | return -1; |
| 142 | } |
| 143 | |
| 144 | // Terminate |
| 145 | fclose(pFile); |
| 146 | return 0; |
| 147 | } |
| 148 | |
| 149 | int OlyUtility::appendToDisk(const char* path, const char* data) { |
| 150 | // Open the file |
| 151 | FILE* pFile = fopen(path, "a"); |
| 152 | if (pFile == NULL) { |
| 153 | return -1; |
| 154 | } |
| 155 | |
| 156 | // Write the data to disk |
| 157 | if (fwrite(data, 1, strlen(data), pFile) != strlen(data)) { |
| 158 | fclose(pFile); |
| 159 | return -1; |
| 160 | } |
| 161 | |
| 162 | // Terminate |
| 163 | fclose(pFile); |
| 164 | return 0; |
| 165 | } |
| 166 | |
| 167 | /** |
| 168 | * Copies the srcFile into dstFile in 1kB chunks. |
| 169 | * The dstFile will be overwritten if it exists. |
| 170 | * 0 is returned on an error; otherwise 1. |
| 171 | */ |
| 172 | #define TRANSFER_SIZE 1024 |
| 173 | int OlyUtility::copyFile(const char* srcFile, const char* dstFile) { |
Jon Medhurst | d369859 | 2013-10-10 16:48:56 +0100 | [diff] [blame] | 174 | char buffer[TRANSFER_SIZE]; |
Jon Medhurst | aaf37a3 | 2013-06-11 12:10:56 +0100 | [diff] [blame] | 175 | FILE * f_src = fopen(srcFile,"rb"); |
| 176 | if (!f_src) { |
| 177 | return 0; |
| 178 | } |
| 179 | FILE * f_dst = fopen(dstFile,"wb"); |
| 180 | if (!f_dst) { |
| 181 | fclose(f_src); |
| 182 | return 0; |
| 183 | } |
| 184 | while (!feof(f_src)) { |
| 185 | int num_bytes_read = fread(buffer, 1, TRANSFER_SIZE, f_src); |
| 186 | if (num_bytes_read < TRANSFER_SIZE && !feof(f_src)) { |
| 187 | fclose(f_src); |
| 188 | fclose(f_dst); |
| 189 | return 0; |
| 190 | } |
| 191 | int num_bytes_written = fwrite(buffer, 1, num_bytes_read, f_dst); |
| 192 | if (num_bytes_written != num_bytes_read) { |
| 193 | fclose(f_src); |
| 194 | fclose(f_dst); |
| 195 | return 0; |
| 196 | } |
| 197 | } |
| 198 | fclose(f_src); |
| 199 | fclose(f_dst); |
Jon Medhurst | aaf37a3 | 2013-06-11 12:10:56 +0100 | [diff] [blame] | 200 | return 1; |
| 201 | } |
| 202 | |
| 203 | const char* OlyUtility::getFilePart(const char* path) { |
| 204 | const char* last_sep = strrchr(path, PATH_SEPARATOR); |
| 205 | |
| 206 | // in case path is not a full path |
| 207 | if (last_sep == NULL) { |
| 208 | return path; |
| 209 | } |
| 210 | |
| 211 | return last_sep++; |
| 212 | } |
| 213 | |
| 214 | // getPathPart may modify the contents of path |
| 215 | // returns the path including the trailing path separator |
| 216 | char* OlyUtility::getPathPart(char* path) { |
| 217 | char* last_sep = strrchr(path, PATH_SEPARATOR); |
| 218 | |
| 219 | // in case path is not a full path |
| 220 | if (last_sep == NULL) { |
| 221 | return 0; |
| 222 | } |
| 223 | last_sep++; |
| 224 | *last_sep = 0; |
| 225 | |
| 226 | return (path); |
| 227 | } |