lldb/source/Host/macosx/cfcpp/CFCBundle.cpp

   1 //===-- CFCBundle.cpp -----------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "CFCBundle.h"
  10 #include "CFCString.h"
  11
  12 // CFCBundle constructor
  13 CFCBundle::CFCBundle(const char *path) : CFCReleaser<CFBundleRef>() {
  14   if (path && path[0])
  15     SetPath(path);
  16 }
  17
  18 CFCBundle::CFCBundle(CFURLRef url)
  19     : CFCReleaser<CFBundleRef>(url ? CFBundleCreate(NULL, url) : NULL) {}
  20
  21 // Destructor
  22 CFCBundle::~CFCBundle() = default;
  23
  24 // Set the path for a bundle by supplying a
  25 bool CFCBundle::SetPath(const char *path) {
  26   CFAllocatorRef alloc = kCFAllocatorDefault;
  27   // Release our old bundle and URL
  28   reset();
  29
  30   // Make a CFStringRef from the supplied path
  31   CFCString cf_path;
  32   cf_path.SetFileSystemRepresentation(path);
  33   if (cf_path.get()) {
  34     // Make our Bundle URL
  35     CFCReleaser<CFURLRef> bundle_url(::CFURLCreateWithFileSystemPath(
  36         alloc, cf_path.get(), kCFURLPOSIXPathStyle, true));
  37     if (bundle_url.get())
  38       reset(::CFBundleCreate(alloc, bundle_url.get()));
  39   }
  40   return get() != NULL;
  41 }
  42
  43 bool CFCBundle::GetPath(char *dst, size_t dst_len) {
  44   CFBundleRef bundle = get();
  45   if (bundle) {
  46     CFCReleaser<CFURLRef> bundle_url(CFBundleCopyBundleURL(bundle));
  47     if (bundle_url.get()) {
  48       Boolean resolveAgainstBase = 0;
  49       return ::CFURLGetFileSystemRepresentation(bundle_url.get(),
  50                                                 resolveAgainstBase,
  51                                                 (UInt8 *)dst, dst_len) != 0;
  52     }
  53   }
  54   return false;
  55 }
  56
  57 CFStringRef CFCBundle::GetIdentifier() const {
  58   CFBundleRef bundle = get();
  59   if (bundle != NULL)
  60     return ::CFBundleGetIdentifier(bundle);
  61   return NULL;
  62 }
  63
  64 CFTypeRef CFCBundle::GetValueForInfoDictionaryKey(CFStringRef key) const {
  65   CFBundleRef bundle = get();
  66   if (bundle != NULL)
  67     return ::CFBundleGetValueForInfoDictionaryKey(bundle, key);
  68   return NULL;
  69 }
  70
  71 CFURLRef CFCBundle::CopyExecutableURL() const {
  72   CFBundleRef bundle = get();
  73   if (bundle != NULL)
  74     return CFBundleCopyExecutableURL(bundle);
  75   return NULL;
  76 }