| /* CFSystemDirectories.c |
| Copyright (c) 1997-2016, Apple Inc. and the Swift project authors |
| |
| Portions Copyright (c) 2014-2016 Apple Inc. and the Swift project authors |
| Licensed under Apache License v2.0 with Runtime Library Exception |
| See http://swift.org/LICENSE.txt for license information |
| See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors |
| Responsibility: Kevin Perry |
| */ |
| |
| /* |
| This file defines CFCopySearchPathForDirectoriesInDomains(). |
| On MacOS 8, this function returns empty array. |
| On Mach, it calls the System.framework enumeration functions. |
| On Windows, it calls the enumeration functions defined here. |
| */ |
| |
| #include <CoreFoundation/CFPriv.h> |
| #include "CFInternal.h" |
| |
| #if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED |
| |
| /* We use the System framework implementation on Mach. |
| */ |
| #include <libc.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <pwd.h> |
| #include <sysdir.h> |
| |
| // For now, CFSystemDirectories SPIs are exactly equivalent to (or at least a subset of) sysdir's. NSSearchPath* APIs in Foundation are not a subset of sysdir, so don't attempt to push that functionality down here without accommodating the differences. |
| #define CFSearchPathToSysdir(dir) ((sysdir_search_path_directory_t)dir) |
| #define CFSearchPathDomainMaskToSysdir(mask) ((sysdir_search_path_domain_mask_t)domainMask) |
| |
| CFSearchPathEnumerationState __CFStartSearchPathEnumeration(CFSearchPathDirectory dir, CFSearchPathDomainMask domainMask) { |
| return sysdir_start_search_path_enumeration(CFSearchPathToSysdir(dir), CFSearchPathDomainMaskToSysdir(domainMask)); |
| } |
| |
| CFSearchPathEnumerationState __CFGetNextSearchPathEnumeration(CFSearchPathEnumerationState state, uint8_t *path, CFIndex pathSize) { |
| CFSearchPathEnumerationState result; |
| // NSGetNextSearchPathEnumeration requires a MAX_PATH size |
| if (pathSize < PATH_MAX) { |
| uint8_t tempPath[PATH_MAX]; |
| result = sysdir_get_next_search_path_enumeration(state, (char *)tempPath); |
| strlcpy((char *)path, (char *)tempPath, pathSize); |
| } else { |
| result = sysdir_get_next_search_path_enumeration(state, (char *)path); |
| } |
| return result; |
| } |
| |
| #endif |
| |
| |
| #if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED || DEPLOYMENT_TARGET_WINDOWS |
| |
| CFArrayRef CFCopySearchPathForDirectoriesInDomains(CFSearchPathDirectory directory, CFSearchPathDomainMask domainMask, Boolean expandTilde) { |
| CFMutableArrayRef array; |
| CFSearchPathEnumerationState state; |
| CFIndex homeLen = -1; |
| char cPath[CFMaxPathSize], home[CFMaxPathSize]; |
| |
| array = CFArrayCreateMutable(kCFAllocatorSystemDefault, 0, &kCFTypeArrayCallBacks); |
| state = __CFStartSearchPathEnumeration(directory, domainMask); |
| while ((state = __CFGetNextSearchPathEnumeration(state, (uint8_t *)cPath, sizeof(cPath)))) { |
| CFURLRef url = NULL; |
| if (expandTilde && (cPath[0] == '~')) { |
| if (homeLen < 0) { |
| CFURLRef homeURL = CFCopyHomeDirectoryURLForUser(NULL); |
| if (homeURL) { |
| CFURLGetFileSystemRepresentation(homeURL, true, (uint8_t *)home, CFMaxPathSize); |
| homeLen = strlen(home); |
| CFRelease(homeURL); |
| } |
| } |
| if (homeLen + strlen(cPath) < CFMaxPathSize) { |
| home[homeLen] = '\0'; |
| strlcat(home, &cPath[1], sizeof(home)); |
| url = CFURLCreateFromFileSystemRepresentation(kCFAllocatorSystemDefault, (uint8_t *)home, strlen(home), true); |
| } |
| } else { |
| url = CFURLCreateFromFileSystemRepresentation(kCFAllocatorSystemDefault, (uint8_t *)cPath, strlen(cPath), true); |
| } |
| if (url) { |
| CFArrayAppendValue(array, url); |
| CFRelease(url); |
| } |
| } |
| return array; |
| } |
| |
| #endif |
| |
| |
| #undef numDirs |
| #undef numApplicationDirs |
| #undef numLibraryDirs |
| #undef numDomains |
| #undef invalidDomains |
| #undef invalidDomains |
| |