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Diffstat (limited to 'tools/gator/daemon/OlyUtility.cpp')
-rw-r--r-- | tools/gator/daemon/OlyUtility.cpp | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/tools/gator/daemon/OlyUtility.cpp b/tools/gator/daemon/OlyUtility.cpp new file mode 100644 index 000000000000..0b22d6ebd027 --- /dev/null +++ b/tools/gator/daemon/OlyUtility.cpp @@ -0,0 +1,227 @@ +/** + * Copyright (C) ARM Limited 2010-2013. 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 "OlyUtility.h" + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <ctype.h> + +#if defined(WIN32) +#include <windows.h> +#elif defined(__linux__) +#include <unistd.h> +#elif defined(DARWIN) +#include <mach-o/dyld.h> +#endif + +OlyUtility* util = NULL; + +bool OlyUtility::stringToBool(const char* string, bool defValue) { + char value[32]; + + if (string == NULL) { + return defValue; + } + + strncpy(value, string, sizeof(value)); + if (value[0] == 0) { + return defValue; + } + value[sizeof(value) - 1] = 0; // strncpy does not guarantee a null-terminated string + + // Convert to lowercase + int i = 0; + while (value[i]) { + value[i] = tolower(value[i]); + i++; + } + + if (strcmp(value, "true") == 0 || strcmp(value, "yes") == 0 || strcmp(value, "1") == 0 || strcmp(value, "on") == 0) { + return true; + } else if (strcmp(value, "false") == 0 || strcmp(value, "no") == 0 || strcmp(value, "0") == 0 || strcmp(value, "off") == 0) { + return false; + } else { + return defValue; + } +} + +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); +#if defined(WIN32) + int length = GetModuleFileName(NULL, fullpath, sizeOfPath); +#elif defined(__linux__) + int length = readlink("/proc/self/exe", fullpath, sizeOfPath); +#elif defined(DARWIN) + uint32_t length_u = (uint32_t)sizeOfPath; + int length = sizeOfPath; + if (_NSGetExecutablePath(fullpath, &length_u) == 0) { + length = strlen(fullpath); + } +#endif + + if (length == sizeOfPath) { + return -1; + } + + fullpath[length] = 0; + 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) { + fclose(pFile); + return NULL; + } + + // Copy the file into the buffer + if (fread(buffer, 1, lSize, pFile) != lSize) { + free(buffer); + fclose(pFile); + 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)) { + fclose(pFile); + 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)) { + fclose(pFile); + 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[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); + 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 last_sep++; +} + +// 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; + } + last_sep++; + *last_sep = 0; + + return (path); +} |