Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/lldb/source/Host/macosx/cfcpp/CFCBundle.cpp

@@ -0,0 +1,83 @@
+//===-- CFCBundle.cpp -------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "CFCBundle.h"
+#include "CFCString.h"
+
+//----------------------------------------------------------------------
+// CFCBundle constructor
+//----------------------------------------------------------------------
+CFCBundle::CFCBundle(const char *path) : CFCReleaser<CFBundleRef>() {
+  if (path && path[0])
+    SetPath(path);
+}
+
+CFCBundle::CFCBundle(CFURLRef url)
+    : CFCReleaser<CFBundleRef>(url ? CFBundleCreate(NULL, url) : NULL) {}
+
+//----------------------------------------------------------------------
+// Destructor
+//----------------------------------------------------------------------
+CFCBundle::~CFCBundle() {}
+
+//----------------------------------------------------------------------
+// Set the path for a bundle by supplying a
+//----------------------------------------------------------------------
+bool CFCBundle::SetPath(const char *path) {
+  CFAllocatorRef alloc = kCFAllocatorDefault;
+  // Release our old bundle and URL
+  reset();
+
+  // Make a CFStringRef from the supplied path
+  CFCString cf_path;
+  cf_path.SetFileSystemRepresentation(path);
+  if (cf_path.get()) {
+    // Make our Bundle URL
+    CFCReleaser<CFURLRef> bundle_url(::CFURLCreateWithFileSystemPath(
+        alloc, cf_path.get(), kCFURLPOSIXPathStyle, true));
+    if (bundle_url.get())
+      reset(::CFBundleCreate(alloc, bundle_url.get()));
+  }
+  return get() != NULL;
+}
+
+bool CFCBundle::GetPath(char *dst, size_t dst_len) {
+  CFBundleRef bundle = get();
+  if (bundle) {
+    CFCReleaser<CFURLRef> bundle_url(CFBundleCopyBundleURL(bundle));
+    if (bundle_url.get()) {
+      Boolean resolveAgainstBase = 0;
+      return ::CFURLGetFileSystemRepresentation(bundle_url.get(),
+                                                resolveAgainstBase,
+                                                (UInt8 *)dst, dst_len) != 0;
+    }
+  }
+  return false;
+}
+
+CFStringRef CFCBundle::GetIdentifier() const {
+  CFBundleRef bundle = get();
+  if (bundle != NULL)
+    return ::CFBundleGetIdentifier(bundle);
+  return NULL;
+}
+
+CFTypeRef CFCBundle::GetValueForInfoDictionaryKey(CFStringRef key) const {
+  CFBundleRef bundle = get();
+  if (bundle != NULL)
+    return ::CFBundleGetValueForInfoDictionaryKey(bundle, key);
+  return NULL;
+}
+
+CFURLRef CFCBundle::CopyExecutableURL() const {
+  CFBundleRef bundle = get();
+  if (bundle != NULL)
+    return CFBundleCopyExecutableURL(bundle);
+  return NULL;
+}

external/llvm-project/lldb/source/Host/macosx/cfcpp/CFCBundle.h

@@ -0,0 +1,42 @@
+//===-- CFCBundle.h ---------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef CoreFoundationCPP_CFBundle_h_
+#define CoreFoundationCPP_CFBundle_h_
+
+#include "CFCReleaser.h"
+
+class CFCBundle : public CFCReleaser<CFBundleRef> {
+public:
+  //------------------------------------------------------------------
+  // Constructors and Destructors
+  //------------------------------------------------------------------
+  CFCBundle(const char *path = NULL);
+  CFCBundle(CFURLRef url);
+
+  virtual ~CFCBundle();
+
+  CFURLRef CopyExecutableURL() const;
+
+  CFStringRef GetIdentifier() const;
+
+  CFTypeRef GetValueForInfoDictionaryKey(CFStringRef key) const;
+
+  bool GetPath(char *dst, size_t dst_len);
+
+  bool SetPath(const char *path);
+
+private:
+  // Disallow copy and assignment constructors
+  CFCBundle(const CFCBundle &);
+
+  const CFCBundle &operator=(const CFCBundle &);
+};
+
+#endif // #ifndef CoreFoundationCPP_CFBundle_h_

external/llvm-project/lldb/source/Host/macosx/cfcpp/CFCData.cpp

@@ -0,0 +1,66 @@
+//===-- CFCData.cpp ---------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "CFCData.h"
+
+//----------------------------------------------------------------------
+// CFCData constructor
+//----------------------------------------------------------------------
+CFCData::CFCData(CFDataRef data) : CFCReleaser<CFDataRef>(data) {}
+
+//----------------------------------------------------------------------
+// CFCData copy constructor
+//----------------------------------------------------------------------
+CFCData::CFCData(const CFCData &rhs) : CFCReleaser<CFDataRef>(rhs) {}
+
+//----------------------------------------------------------------------
+// CFCData copy constructor
+//----------------------------------------------------------------------
+CFCData &CFCData::operator=(const CFCData &rhs)
+
+{
+  if (this != &rhs)
+    *this = rhs;
+  return *this;
+}
+
+//----------------------------------------------------------------------
+// Destructor
+//----------------------------------------------------------------------
+CFCData::~CFCData() {}
+
+CFIndex CFCData::GetLength() const {
+  CFDataRef data = get();
+  if (data)
+    return CFDataGetLength(data);
+  return 0;
+}
+
+const uint8_t *CFCData::GetBytePtr() const {
+  CFDataRef data = get();
+  if (data)
+    return CFDataGetBytePtr(data);
+  return NULL;
+}
+
+CFDataRef CFCData::Serialize(CFPropertyListRef plist,
+                             CFPropertyListFormat format) {
+  CFAllocatorRef alloc = kCFAllocatorDefault;
+  reset();
+  CFCReleaser<CFWriteStreamRef> stream(
+      ::CFWriteStreamCreateWithAllocatedBuffers(alloc, alloc));
+  ::CFWriteStreamOpen(stream.get());
+  CFIndex len =
+      ::CFPropertyListWriteToStream(plist, stream.get(), format, NULL);
+  if (len > 0)
+    reset((CFDataRef)::CFWriteStreamCopyProperty(stream.get(),
+                                                 kCFStreamPropertyDataWritten));
+  ::CFWriteStreamClose(stream.get());
+  return get();
+}

external/llvm-project/lldb/source/Host/macosx/cfcpp/CFCData.h

@@ -0,0 +1,35 @@
+//===-- CFCData.h -----------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef CoreFoundationCPP_CFData_h_
+#define CoreFoundationCPP_CFData_h_
+
+#include "CFCReleaser.h"
+
+class CFCData : public CFCReleaser<CFDataRef> {
+public:
+  //------------------------------------------------------------------
+  // Constructors and Destructors
+  //------------------------------------------------------------------
+  CFCData(CFDataRef data = NULL);
+  CFCData(const CFCData &rhs);
+  CFCData &operator=(const CFCData &rhs);
+  virtual ~CFCData();
+
+  CFDataRef Serialize(CFPropertyListRef plist, CFPropertyListFormat format);
+  const uint8_t *GetBytePtr() const;
+  CFIndex GetLength() const;
+
+protected:
+  //------------------------------------------------------------------
+  // Classes that inherit from CFCData can see and modify these
+  //------------------------------------------------------------------
+};
+
+#endif // #ifndef CoreFoundationCPP_CFData_h_

external/llvm-project/lldb/source/Host/macosx/cfcpp/CFCMutableArray.cpp

@@ -0,0 +1,140 @@
+//===-- CFCMutableArray.cpp -------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "CFCMutableArray.h"
+#include "CFCString.h"
+
+//----------------------------------------------------------------------
+// CFCString constructor
+//----------------------------------------------------------------------
+CFCMutableArray::CFCMutableArray(CFMutableArrayRef s)
+    : CFCReleaser<CFMutableArrayRef>(s) {}
+
+//----------------------------------------------------------------------
+// CFCMutableArray copy constructor
+//----------------------------------------------------------------------
+CFCMutableArray::CFCMutableArray(const CFCMutableArray &rhs)
+    : CFCReleaser<CFMutableArrayRef>(rhs) // NOTE: this won't make a copy of the
+                                          // array, just add a new reference to
+                                          // it
+{}
+
+//----------------------------------------------------------------------
+// CFCMutableArray copy constructor
+//----------------------------------------------------------------------
+CFCMutableArray &CFCMutableArray::operator=(const CFCMutableArray &rhs) {
+  if (this != &rhs)
+    *this = rhs; // NOTE: this operator won't make a copy of the array, just add
+                 // a new reference to it
+  return *this;
+}
+
+//----------------------------------------------------------------------
+// Destructor
+//----------------------------------------------------------------------
+CFCMutableArray::~CFCMutableArray() {}
+
+CFIndex CFCMutableArray::GetCount() const {
+  CFMutableArrayRef array = get();
+  if (array)
+    return ::CFArrayGetCount(array);
+  return 0;
+}
+
+CFIndex CFCMutableArray::GetCountOfValue(CFRange range,
+                                         const void *value) const {
+  CFMutableArrayRef array = get();
+  if (array)
+    return ::CFArrayGetCountOfValue(array, range, value);
+  return 0;
+}
+
+CFIndex CFCMutableArray::GetCountOfValue(const void *value) const {
+  CFMutableArrayRef array = get();
+  if (array)
+    return ::CFArrayGetCountOfValue(array, CFRangeMake(0, GetCount()), value);
+  return 0;
+}
+
+const void *CFCMutableArray::GetValueAtIndex(CFIndex idx) const {
+  CFMutableArrayRef array = get();
+  if (array) {
+    const CFIndex num_array_items = ::CFArrayGetCount(array);
+    if (0 <= idx && idx < num_array_items) {
+      return ::CFArrayGetValueAtIndex(array, idx);
+    }
+  }
+  return NULL;
+}
+
+bool CFCMutableArray::SetValueAtIndex(CFIndex idx, const void *value) {
+  CFMutableArrayRef array = get();
+  if (array != NULL) {
+    const CFIndex num_array_items = ::CFArrayGetCount(array);
+    if (0 <= idx && idx < num_array_items) {
+      ::CFArraySetValueAtIndex(array, idx, value);
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableArray::AppendValue(const void *value, bool can_create) {
+  CFMutableArrayRef array = get();
+  if (array == NULL) {
+    if (can_create == false)
+      return false;
+    array =
+        ::CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks);
+    reset(array);
+  }
+  if (array != NULL) {
+    ::CFArrayAppendValue(array, value);
+    return true;
+  }
+  return false;
+}
+
+bool CFCMutableArray::AppendCStringAsCFString(const char *s,
+                                              CFStringEncoding encoding,
+                                              bool can_create) {
+  CFMutableArrayRef array = get();
+  if (array == NULL) {
+    if (can_create == false)
+      return false;
+    array =
+        ::CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks);
+    reset(array);
+  }
+  if (array != NULL) {
+    CFCString cf_str(s, encoding);
+    ::CFArrayAppendValue(array, cf_str.get());
+    return true;
+  }
+  return false;
+}
+
+bool CFCMutableArray::AppendFileSystemRepresentationAsCFString(
+    const char *s, bool can_create) {
+  CFMutableArrayRef array = get();
+  if (array == NULL) {
+    if (can_create == false)
+      return false;
+    array =
+        ::CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks);
+    reset(array);
+  }
+  if (array != NULL) {
+    CFCString cf_path;
+    cf_path.SetFileSystemRepresentation(s);
+    ::CFArrayAppendValue(array, cf_path.get());
+    return true;
+  }
+  return false;
+}

external/llvm-project/lldb/source/Host/macosx/cfcpp/CFCMutableArray.h

@@ -0,0 +1,46 @@
+//===-- CFCMutableArray.h ---------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef CoreFoundationCPP_CFMutableArray_h_
+#define CoreFoundationCPP_CFMutableArray_h_
+
+#include "CFCReleaser.h"
+
+class CFCMutableArray : public CFCReleaser<CFMutableArrayRef> {
+public:
+  //------------------------------------------------------------------
+  // Constructors and Destructors
+  //------------------------------------------------------------------
+  CFCMutableArray(CFMutableArrayRef array = NULL);
+  CFCMutableArray(const CFCMutableArray &rhs); // This will copy the array
+                                               // contents into a new array
+  CFCMutableArray &operator=(const CFCMutableArray &rhs); // This will re-use
+                                                          // the same array and
+                                                          // just bump the ref
+                                                          // count
+  virtual ~CFCMutableArray();
+
+  CFIndex GetCount() const;
+  CFIndex GetCountOfValue(const void *value) const;
+  CFIndex GetCountOfValue(CFRange range, const void *value) const;
+  const void *GetValueAtIndex(CFIndex idx) const;
+  bool SetValueAtIndex(CFIndex idx, const void *value);
+  bool AppendValue(const void *value,
+                   bool can_create = true); // Appends value and optionally
+                                            // creates a CFCMutableArray if this
+                                            // class doesn't contain one
+  bool
+  AppendCStringAsCFString(const char *cstr,
+                          CFStringEncoding encoding = kCFStringEncodingUTF8,
+                          bool can_create = true);
+  bool AppendFileSystemRepresentationAsCFString(const char *s,
+                                                bool can_create = true);
+};
+
+#endif // #ifndef CoreFoundationCPP_CFMutableArray_h_

external/llvm-project/lldb/source/Host/macosx/cfcpp/CFCMutableDictionary.cpp

@@ -0,0 +1,469 @@
+//===-- CFCMutableDictionary.cpp --------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "CFCMutableDictionary.h"
+#include "CFCString.h"
+//----------------------------------------------------------------------
+// CFCString constructor
+//----------------------------------------------------------------------
+CFCMutableDictionary::CFCMutableDictionary(CFMutableDictionaryRef s)
+    : CFCReleaser<CFMutableDictionaryRef>(s) {}
+
+//----------------------------------------------------------------------
+// CFCMutableDictionary copy constructor
+//----------------------------------------------------------------------
+CFCMutableDictionary::CFCMutableDictionary(const CFCMutableDictionary &rhs)
+    : CFCReleaser<CFMutableDictionaryRef>(rhs) {}
+
+//----------------------------------------------------------------------
+// CFCMutableDictionary copy constructor
+//----------------------------------------------------------------------
+const CFCMutableDictionary &CFCMutableDictionary::
+operator=(const CFCMutableDictionary &rhs) {
+  if (this != &rhs)
+    *this = rhs;
+  return *this;
+}
+
+//----------------------------------------------------------------------
+// Destructor
+//----------------------------------------------------------------------
+CFCMutableDictionary::~CFCMutableDictionary() {}
+
+CFIndex CFCMutableDictionary::GetCount() const {
+  CFMutableDictionaryRef dict = get();
+  if (dict)
+    return ::CFDictionaryGetCount(dict);
+  return 0;
+}
+
+CFIndex CFCMutableDictionary::GetCountOfKey(const void *key) const
+
+{
+  CFMutableDictionaryRef dict = get();
+  if (dict)
+    return ::CFDictionaryGetCountOfKey(dict, key);
+  return 0;
+}
+
+CFIndex CFCMutableDictionary::GetCountOfValue(const void *value) const
+
+{
+  CFMutableDictionaryRef dict = get();
+  if (dict)
+    return ::CFDictionaryGetCountOfValue(dict, value);
+  return 0;
+}
+
+void CFCMutableDictionary::GetKeysAndValues(const void **keys,
+                                            const void **values) const {
+  CFMutableDictionaryRef dict = get();
+  if (dict)
+    ::CFDictionaryGetKeysAndValues(dict, keys, values);
+}
+
+const void *CFCMutableDictionary::GetValue(const void *key) const
+
+{
+  CFMutableDictionaryRef dict = get();
+  if (dict)
+    return ::CFDictionaryGetValue(dict, key);
+  return NULL;
+}
+
+Boolean
+CFCMutableDictionary::GetValueIfPresent(const void *key,
+                                        const void **value_handle) const {
+  CFMutableDictionaryRef dict = get();
+  if (dict)
+    return ::CFDictionaryGetValueIfPresent(dict, key, value_handle);
+  return false;
+}
+
+CFMutableDictionaryRef CFCMutableDictionary::Dictionary(bool can_create) {
+  CFMutableDictionaryRef dict = get();
+  if (can_create && dict == NULL) {
+    dict = ::CFDictionaryCreateMutable(kCFAllocatorDefault, 0,
+                                       &kCFTypeDictionaryKeyCallBacks,
+                                       &kCFTypeDictionaryValueCallBacks);
+    reset(dict);
+  }
+  return dict;
+}
+
+bool CFCMutableDictionary::AddValue(CFStringRef key, const void *value,
+                                    bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    // Let the dictionary own the CFNumber
+    ::CFDictionaryAddValue(dict, key, value);
+    return true;
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::SetValue(CFStringRef key, const void *value,
+                                    bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    // Let the dictionary own the CFNumber
+    ::CFDictionarySetValue(dict, key, value);
+    return true;
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::AddValueSInt8(CFStringRef key, int8_t value,
+                                         bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt8Type, &value));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionaryAddValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::SetValueSInt8(CFStringRef key, int8_t value,
+                                         bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt8Type, &value));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionarySetValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::AddValueSInt16(CFStringRef key, int16_t value,
+                                          bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt16Type, &value));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionaryAddValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::SetValueSInt16(CFStringRef key, int16_t value,
+                                          bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt16Type, &value));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionarySetValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::AddValueSInt32(CFStringRef key, int32_t value,
+                                          bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &value));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionaryAddValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::SetValueSInt32(CFStringRef key, int32_t value,
+                                          bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &value));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionarySetValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::AddValueSInt64(CFStringRef key, int64_t value,
+                                          bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt64Type, &value));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionaryAddValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::SetValueSInt64(CFStringRef key, int64_t value,
+                                          bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt64Type, &value));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionarySetValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::AddValueUInt8(CFStringRef key, uint8_t value,
+                                         bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    // Have to promote to the next size type so things don't appear negative of
+    // the MSBit is set...
+    int16_t sval = value;
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt16Type, &sval));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionaryAddValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::SetValueUInt8(CFStringRef key, uint8_t value,
+                                         bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    // Have to promote to the next size type so things don't appear negative of
+    // the MSBit is set...
+    int16_t sval = value;
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt16Type, &sval));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionarySetValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::AddValueUInt16(CFStringRef key, uint16_t value,
+                                          bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    // Have to promote to the next size type so things don't appear negative of
+    // the MSBit is set...
+    int32_t sval = value;
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &sval));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionaryAddValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::SetValueUInt16(CFStringRef key, uint16_t value,
+                                          bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    // Have to promote to the next size type so things don't appear negative of
+    // the MSBit is set...
+    int32_t sval = value;
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &sval));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionarySetValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::AddValueUInt32(CFStringRef key, uint32_t value,
+                                          bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    // Have to promote to the next size type so things don't appear negative of
+    // the MSBit is set...
+    int64_t sval = value;
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt64Type, &sval));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionaryAddValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::SetValueUInt32(CFStringRef key, uint32_t value,
+                                          bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    // Have to promote to the next size type so things don't appear negative of
+    // the MSBit is set...
+    int64_t sval = value;
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt64Type, &sval));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionarySetValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::AddValueUInt64(CFStringRef key, uint64_t value,
+                                          bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    // The number may appear negative if the MSBit is set in "value". Due to a
+    // limitation of
+    // CFNumber, there isn't a way to have it show up otherwise as of this
+    // writing.
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt64Type, &value));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionaryAddValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::SetValueUInt64(CFStringRef key, uint64_t value,
+                                          bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    // The number may appear negative if the MSBit is set in "value". Due to a
+    // limitation of
+    // CFNumber, there isn't a way to have it show up otherwise as of this
+    // writing.
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt64Type, &value));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionarySetValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::AddValueDouble(CFStringRef key, double value,
+                                          bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    // The number may appear negative if the MSBit is set in "value". Due to a
+    // limitation of
+    // CFNumber, there isn't a way to have it show up otherwise as of this
+    // writing.
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &value));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionaryAddValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::SetValueDouble(CFStringRef key, double value,
+                                          bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    // The number may appear negative if the MSBit is set in "value". Due to a
+    // limitation of
+    // CFNumber, there isn't a way to have it show up otherwise as of this
+    // writing.
+    CFCReleaser<CFNumberRef> cf_number(
+        ::CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &value));
+    if (cf_number.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionarySetValue(dict, key, cf_number.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::AddValueCString(CFStringRef key, const char *cstr,
+                                           bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    CFCString cf_str(cstr, kCFStringEncodingUTF8);
+    if (cf_str.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionaryAddValue(dict, key, cf_str.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CFCMutableDictionary::SetValueCString(CFStringRef key, const char *cstr,
+                                           bool can_create) {
+  CFMutableDictionaryRef dict = Dictionary(can_create);
+  if (dict != NULL) {
+    CFCString cf_str(cstr, kCFStringEncodingUTF8);
+    if (cf_str.get()) {
+      // Let the dictionary own the CFNumber
+      ::CFDictionarySetValue(dict, key, cf_str.get());
+      return true;
+    }
+  }
+  return false;
+}
+
+void CFCMutableDictionary::RemoveAllValues() {
+  CFMutableDictionaryRef dict = get();
+  if (dict)
+    ::CFDictionaryRemoveAllValues(dict);
+}
+
+void CFCMutableDictionary::RemoveValue(const void *value) {
+  CFMutableDictionaryRef dict = get();
+  if (dict)
+    ::CFDictionaryRemoveValue(dict, value);
+}
+void CFCMutableDictionary::ReplaceValue(const void *key, const void *value) {
+  CFMutableDictionaryRef dict = get();
+  if (dict)
+    ::CFDictionaryReplaceValue(dict, key, value);
+}

external/llvm-project/lldb/source/Host/macosx/cfcpp/CFCMutableDictionary.h

@@ -0,0 +1,75 @@
+//===-- CFCMutableDictionary.h ----------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef CoreFoundationCPP_CFMutableDictionary_h_
+#define CoreFoundationCPP_CFMutableDictionary_h_
+
+#include "CFCReleaser.h"
+
+class CFCMutableDictionary : public CFCReleaser<CFMutableDictionaryRef> {
+public:
+  //------------------------------------------------------------------
+  // Constructors and Destructors
+  //------------------------------------------------------------------
+  CFCMutableDictionary(CFMutableDictionaryRef s = NULL);
+  CFCMutableDictionary(const CFCMutableDictionary &rhs);
+  virtual ~CFCMutableDictionary();
+
+  //------------------------------------------------------------------
+  // Operators
+  //------------------------------------------------------------------
+  const CFCMutableDictionary &operator=(const CFCMutableDictionary &rhs);
+
+  CFIndex GetCount() const;
+  CFIndex GetCountOfKey(const void *value) const;
+  CFIndex GetCountOfValue(const void *value) const;
+  void GetKeysAndValues(const void **keys, const void **values) const;
+  const void *GetValue(const void *key) const;
+  Boolean GetValueIfPresent(const void *key, const void **value_handle) const;
+  bool AddValue(CFStringRef key, const void *value, bool can_create = false);
+  bool SetValue(CFStringRef key, const void *value, bool can_create = false);
+  bool AddValueSInt8(CFStringRef key, int8_t value, bool can_create = false);
+  bool SetValueSInt8(CFStringRef key, int8_t value, bool can_create = false);
+  bool AddValueSInt16(CFStringRef key, int16_t value, bool can_create = false);
+  bool SetValueSInt16(CFStringRef key, int16_t value, bool can_create = false);
+  bool AddValueSInt32(CFStringRef key, int32_t value, bool can_create = false);
+  bool SetValueSInt32(CFStringRef key, int32_t value, bool can_create = false);
+  bool AddValueSInt64(CFStringRef key, int64_t value, bool can_create = false);
+  bool SetValueSInt64(CFStringRef key, int64_t value, bool can_create = false);
+  bool AddValueUInt8(CFStringRef key, uint8_t value, bool can_create = false);
+  bool SetValueUInt8(CFStringRef key, uint8_t value, bool can_create = false);
+  bool AddValueUInt16(CFStringRef key, uint16_t value, bool can_create = false);
+  bool SetValueUInt16(CFStringRef key, uint16_t value, bool can_create = false);
+  bool AddValueUInt32(CFStringRef key, uint32_t value, bool can_create = false);
+  bool SetValueUInt32(CFStringRef key, uint32_t value, bool can_create = false);
+  bool AddValueUInt64(CFStringRef key, uint64_t value, bool can_create = false);
+  bool SetValueUInt64(CFStringRef key, uint64_t value, bool can_create = false);
+  bool AddValueDouble(CFStringRef key, double value, bool can_create = false);
+  bool SetValueDouble(CFStringRef key, double value, bool can_create = false);
+  bool AddValueCString(CFStringRef key, const char *cstr,
+                       bool can_create = false);
+  bool SetValueCString(CFStringRef key, const char *cstr,
+                       bool can_create = false);
+  void RemoveValue(const void *value);
+  void ReplaceValue(const void *key, const void *value);
+  void RemoveAllValues();
+  CFMutableDictionaryRef Dictionary(bool can_create);
+
+protected:
+  //------------------------------------------------------------------
+  // Classes that inherit from CFCMutableDictionary can see and modify these
+  //------------------------------------------------------------------
+
+private:
+  //------------------------------------------------------------------
+  // For CFCMutableDictionary only
+  //------------------------------------------------------------------
+};
+
+#endif // CoreFoundationCPP_CFMutableDictionary_h_

external/llvm-project/lldb/source/Host/macosx/cfcpp/CFCMutableSet.cpp

@@ -0,0 +1,89 @@
+//===-- CFCMutableSet.cpp ---------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "CFCMutableSet.h"
+
+// C Includes
+// C++ Includes
+// Other libraries and framework includes
+// Project includes
+
+//----------------------------------------------------------------------
+// CFCString constructor
+//----------------------------------------------------------------------
+CFCMutableSet::CFCMutableSet(CFMutableSetRef s)
+    : CFCReleaser<CFMutableSetRef>(s) {}
+
+//----------------------------------------------------------------------
+// CFCMutableSet copy constructor
+//----------------------------------------------------------------------
+CFCMutableSet::CFCMutableSet(const CFCMutableSet &rhs)
+    : CFCReleaser<CFMutableSetRef>(rhs) {}
+
+//----------------------------------------------------------------------
+// CFCMutableSet copy constructor
+//----------------------------------------------------------------------
+const CFCMutableSet &CFCMutableSet::operator=(const CFCMutableSet &rhs) {
+  if (this != &rhs)
+    *this = rhs;
+  return *this;
+}
+
+//----------------------------------------------------------------------
+// Destructor
+//----------------------------------------------------------------------
+CFCMutableSet::~CFCMutableSet() {}
+
+CFIndex CFCMutableSet::GetCount() const {
+  CFMutableSetRef set = get();
+  if (set)
+    return ::CFSetGetCount(set);
+  return 0;
+}
+
+CFIndex CFCMutableSet::GetCountOfValue(const void *value) const {
+  CFMutableSetRef set = get();
+  if (set)
+    return ::CFSetGetCountOfValue(set, value);
+  return 0;
+}
+
+const void *CFCMutableSet::GetValue(const void *value) const {
+  CFMutableSetRef set = get();
+  if (set)
+    return ::CFSetGetValue(set, value);
+  return NULL;
+}
+
+const void *CFCMutableSet::AddValue(const void *value, bool can_create) {
+  CFMutableSetRef set = get();
+  if (set == NULL) {
+    if (can_create == false)
+      return NULL;
+    set = ::CFSetCreateMutable(kCFAllocatorDefault, 0, &kCFTypeSetCallBacks);
+    reset(set);
+  }
+  if (set != NULL) {
+    ::CFSetAddValue(set, value);
+    return value;
+  }
+  return NULL;
+}
+
+void CFCMutableSet::RemoveValue(const void *value) {
+  CFMutableSetRef set = get();
+  if (set)
+    ::CFSetRemoveValue(set, value);
+}
+
+void CFCMutableSet::RemoveAllValues() {
+  CFMutableSetRef set = get();
+  if (set)
+    ::CFSetRemoveAllValues(set);
+}

external/llvm-project/lldb/source/Host/macosx/cfcpp/CFCMutableSet.h

@@ -0,0 +1,47 @@
+//===-- CFCMutableSet.h -----------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef CoreFoundationCPP_CFMutableSet_h_
+#define CoreFoundationCPP_CFMutableSet_h_
+
+#include "CFCReleaser.h"
+
+class CFCMutableSet : public CFCReleaser<CFMutableSetRef> {
+public:
+  //------------------------------------------------------------------
+  // Constructors and Destructors
+  //------------------------------------------------------------------
+  CFCMutableSet(CFMutableSetRef s = NULL);
+  CFCMutableSet(const CFCMutableSet &rhs);
+  virtual ~CFCMutableSet();
+
+  //------------------------------------------------------------------
+  // Operators
+  //------------------------------------------------------------------
+  const CFCMutableSet &operator=(const CFCMutableSet &rhs);
+
+  CFIndex GetCount() const;
+  CFIndex GetCountOfValue(const void *value) const;
+  const void *GetValue(const void *value) const;
+  const void *AddValue(const void *value, bool can_create);
+  void RemoveValue(const void *value);
+  void RemoveAllValues();
+
+protected:
+  //------------------------------------------------------------------
+  // Classes that inherit from CFCMutableSet can see and modify these
+  //------------------------------------------------------------------
+
+private:
+  //------------------------------------------------------------------
+  // For CFCMutableSet only
+  //------------------------------------------------------------------
+};
+
+#endif // CoreFoundationCPP_CFMutableSet_h_

external/llvm-project/lldb/source/Host/macosx/cfcpp/CFCReleaser.h

@@ -0,0 +1,128 @@
+//===-- CFCReleaser.h -------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef CoreFoundationCPP_CFReleaser_h_
+#define CoreFoundationCPP_CFReleaser_h_
+
+#include <CoreFoundation/CoreFoundation.h>
+
+#ifdef __cplusplus
+
+#include <assert.h>
+
+//----------------------------------------------------------------------
+// Templatized CF helper class that can own any CF pointer and will
+// call CFRelease() on any valid pointer it owns unless that pointer is
+// explicitly released using the release() member function. This class
+// is designed to mimic the std::auto_ptr<T> class and has all of the
+// same functions. The one thing to watch out for is the
+// CFCReleaser<T>::release() function won't actually CFRelease any owned
+// pointer, it is designed to relinquish ownership of the pointer just
+// like std:auto_ptr<T>::release() does.
+//----------------------------------------------------------------------
+template <class T> class CFCReleaser {
+public:
+  //----------------------------------------------------------
+  // Constructor that takes a pointer to a CF object that is
+  // to be released when this object goes out of scope
+  //----------------------------------------------------------
+  CFCReleaser(T ptr = NULL) : _ptr(ptr) {}
+
+  //----------------------------------------------------------
+  // Copy constructor
+  //
+  // Note that copying a CFCReleaser will not transfer
+  // ownership of the contained pointer, but it will bump its
+  // reference count. This is where this class differs from
+  // std::auto_ptr.
+  //----------------------------------------------------------
+  CFCReleaser(const CFCReleaser &rhs) : _ptr(rhs.get()) {
+    if (get())
+      ::CFRetain(get());
+  }
+
+  //----------------------------------------------------------
+  // The destructor will release the pointer that it contains
+  // if it has a valid pointer.
+  //----------------------------------------------------------
+  virtual ~CFCReleaser() { reset(); }
+
+  //----------------------------------------------------------
+  // Assignment operator.
+  //
+  // Note that assigning one CFCReleaser to another will
+  // not transfer ownership of the contained pointer, but it
+  // will bump its reference count. This is where this class
+  // differs from std::auto_ptr.
+  //----------------------------------------------------------
+  CFCReleaser &operator=(const CFCReleaser<T> &rhs) {
+    if (this != &rhs) {
+      // Replace our owned pointer with the new one
+      reset(rhs.get());
+      // Retain the current pointer that we own
+      if (get())
+        ::CFRetain(get());
+    }
+    return *this;
+  }
+
+  //----------------------------------------------------------
+  // Get the address of the contained type in case it needs
+  // to be passed to a function that will fill in a pointer
+  // value. The function currently will assert if _ptr is not
+  // NULL because the only time this method should be used is
+  // if another function will modify the contents, and we
+  // could leak a pointer if this is not NULL. If the
+  // assertion fires, check the offending code, or call
+  // reset() prior to using the "ptr_address()" member to make
+  // sure any owned objects has CFRelease called on it.
+  // I had to add the "enforce_null" bool here because some
+  // API's require the pointer address even though they don't change it.
+  //----------------------------------------------------------
+  T *ptr_address(bool enforce_null = true) {
+    if (enforce_null)
+      assert(_ptr == NULL);
+    return &_ptr;
+  }
+
+  //----------------------------------------------------------
+  // Access the pointer itself
+  //----------------------------------------------------------
+  T get() { return _ptr; }
+
+  const T get() const { return _ptr; }
+
+  //----------------------------------------------------------
+  // Set a new value for the pointer and CFRelease our old
+  // value if we had a valid one.
+  //----------------------------------------------------------
+  void reset(T ptr = NULL) {
+    if ((_ptr != NULL) && (ptr != _ptr))
+      ::CFRelease(_ptr);
+    _ptr = ptr;
+  }
+
+  //----------------------------------------------------------
+  // Release ownership without calling CFRelease. This class
+  // is designed to mimic std::auto_ptr<T>, so the release
+  // method releases ownership of the contained pointer
+  // and does NOT call CFRelease.
+  //----------------------------------------------------------
+  T release() {
+    T tmp = _ptr;
+    _ptr = NULL;
+    return tmp;
+  }
+
+private:
+  T _ptr;
+};
+
+#endif // #ifdef __cplusplus
+#endif // #ifndef CoreFoundationCPP_CFReleaser_h_

external/llvm-project/lldb/source/Host/macosx/cfcpp/CFCString.cpp

@@ -0,0 +1,161 @@
+//===-- CFCString.cpp -------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "CFCString.h"
+#include <glob.h>
+#include <string>
+
+//----------------------------------------------------------------------
+// CFCString constructor
+//----------------------------------------------------------------------
+CFCString::CFCString(CFStringRef s) : CFCReleaser<CFStringRef>(s) {}
+
+//----------------------------------------------------------------------
+// CFCString copy constructor
+//----------------------------------------------------------------------
+CFCString::CFCString(const CFCString &rhs) : CFCReleaser<CFStringRef>(rhs) {}
+
+//----------------------------------------------------------------------
+// CFCString copy constructor
+//----------------------------------------------------------------------
+CFCString &CFCString::operator=(const CFCString &rhs) {
+  if (this != &rhs)
+    *this = rhs;
+  return *this;
+}
+
+CFCString::CFCString(const char *cstr, CFStringEncoding cstr_encoding)
+    : CFCReleaser<CFStringRef>() {
+  if (cstr && cstr[0]) {
+    reset(
+        ::CFStringCreateWithCString(kCFAllocatorDefault, cstr, cstr_encoding));
+  }
+}
+
+//----------------------------------------------------------------------
+// Destructor
+//----------------------------------------------------------------------
+CFCString::~CFCString() {}
+
+const char *CFCString::GetFileSystemRepresentation(std::string &s) {
+  return CFCString::FileSystemRepresentation(get(), s);
+}
+
+CFStringRef CFCString::SetFileSystemRepresentation(const char *path) {
+  CFStringRef new_value = NULL;
+  if (path && path[0])
+    new_value =
+        ::CFStringCreateWithFileSystemRepresentation(kCFAllocatorDefault, path);
+  reset(new_value);
+  return get();
+}
+
+CFStringRef
+CFCString::SetFileSystemRepresentationFromCFType(CFTypeRef cf_type) {
+  CFStringRef new_value = NULL;
+  if (cf_type != NULL) {
+    CFTypeID cf_type_id = ::CFGetTypeID(cf_type);
+
+    if (cf_type_id == ::CFStringGetTypeID()) {
+      // Retain since we are using the existing object
+      new_value = (CFStringRef)::CFRetain(cf_type);
+    } else if (cf_type_id == ::CFURLGetTypeID()) {
+      new_value =
+          ::CFURLCopyFileSystemPath((CFURLRef)cf_type, kCFURLPOSIXPathStyle);
+    }
+  }
+  reset(new_value);
+  return get();
+}
+
+CFStringRef
+CFCString::SetFileSystemRepresentationAndExpandTilde(const char *path) {
+  std::string expanded_path;
+  if (CFCString::ExpandTildeInPath(path, expanded_path))
+    SetFileSystemRepresentation(expanded_path.c_str());
+  else
+    reset();
+  return get();
+}
+
+const char *CFCString::UTF8(std::string &str) {
+  return CFCString::UTF8(get(), str);
+}
+
+// Static function that puts a copy of the UTF8 contents of CF_STR into STR
+// and returns the C string pointer that is contained in STR when successful,
+// else
+// NULL is returned. This allows the std::string parameter to own the extracted
+// string,
+// and also allows that string to be returned as a C string pointer that can be
+// used.
+
+const char *CFCString::UTF8(CFStringRef cf_str, std::string &str) {
+  if (cf_str) {
+    const CFStringEncoding encoding = kCFStringEncodingUTF8;
+    CFIndex max_utf8_str_len = CFStringGetLength(cf_str);
+    max_utf8_str_len =
+        CFStringGetMaximumSizeForEncoding(max_utf8_str_len, encoding);
+    if (max_utf8_str_len > 0) {
+      str.resize(max_utf8_str_len);
+      if (!str.empty()) {
+        if (CFStringGetCString(cf_str, &str[0], str.size(), encoding)) {
+          str.resize(strlen(str.c_str()));
+          return str.c_str();
+        }
+      }
+    }
+  }
+  return NULL;
+}
+
+const char *CFCString::ExpandTildeInPath(const char *path,
+                                         std::string &expanded_path) {
+  glob_t globbuf;
+  if (::glob(path, GLOB_TILDE, NULL, &globbuf) == 0) {
+    expanded_path = globbuf.gl_pathv[0];
+    ::globfree(&globbuf);
+  } else
+    expanded_path.clear();
+
+  return expanded_path.c_str();
+}
+
+// Static function that puts a copy of the file system representation of CF_STR
+// into STR and returns the C string pointer that is contained in STR when
+// successful, else NULL is returned. This allows the std::string parameter
+// to own the extracted string, and also allows that string to be returned as
+// a C string pointer that can be used.
+
+const char *CFCString::FileSystemRepresentation(CFStringRef cf_str,
+                                                std::string &str) {
+  if (cf_str) {
+    CFIndex max_length =
+        ::CFStringGetMaximumSizeOfFileSystemRepresentation(cf_str);
+    if (max_length > 0) {
+      str.resize(max_length);
+      if (!str.empty()) {
+        if (::CFStringGetFileSystemRepresentation(cf_str, &str[0],
+                                                  str.size())) {
+          str.erase(::strlen(str.c_str()));
+          return str.c_str();
+        }
+      }
+    }
+  }
+  str.erase();
+  return NULL;
+}
+
+CFIndex CFCString::GetLength() const {
+  CFStringRef str = get();
+  if (str)
+    return CFStringGetLength(str);
+  return 0;
+}

external/llvm-project/lldb/source/Host/macosx/cfcpp/CFCString.h

@@ -0,0 +1,41 @@
+//===-- CFCString.h ---------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef CoreFoundationCPP_CFString_h_
+#define CoreFoundationCPP_CFString_h_
+
+#include <iosfwd>
+
+#include "CFCReleaser.h"
+
+class CFCString : public CFCReleaser<CFStringRef> {
+public:
+  //------------------------------------------------------------------
+  // Constructors and Destructors
+  //------------------------------------------------------------------
+  CFCString(CFStringRef cf_str = NULL);
+  CFCString(const char *s, CFStringEncoding encoding = kCFStringEncodingUTF8);
+  CFCString(const CFCString &rhs);
+  CFCString &operator=(const CFCString &rhs);
+  virtual ~CFCString();
+
+  const char *GetFileSystemRepresentation(std::string &str);
+  CFStringRef SetFileSystemRepresentation(const char *path);
+  CFStringRef SetFileSystemRepresentationFromCFType(CFTypeRef cf_type);
+  CFStringRef SetFileSystemRepresentationAndExpandTilde(const char *path);
+  const char *UTF8(std::string &str);
+  CFIndex GetLength() const;
+  static const char *UTF8(CFStringRef cf_str, std::string &str);
+  static const char *FileSystemRepresentation(CFStringRef cf_str,
+                                              std::string &str);
+  static const char *ExpandTildeInPath(const char *path,
+                                       std::string &expanded_path);
+};
+
+#endif // #ifndef CoreFoundationCPP_CFString_h_

external/llvm-project/lldb/source/Host/macosx/cfcpp/CoreFoundationCPP.h

@@ -0,0 +1,30 @@
+//===-- CoreFoundationCPP.h -------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//----------------------------------------------------------------------
+//
+//  CoreFoundationCPP.h
+//  CoreFoundationCPP
+//
+//  Created by Greg Clayton on 4/23/09.
+//
+//
+//----------------------------------------------------------------------
+
+#ifndef CoreFoundationCPP_CoreFoundationCPP_H_
+#define CoreFoundationCPP_CoreFoundationCPP_H_
+
+#include <CoreFoundationCPP/CFCBundle.h>
+#include <CoreFoundationCPP/CFCData.h>
+#include <CoreFoundationCPP/CFCMutableArray.h>
+#include <CoreFoundationCPP/CFCMutableDictionary.h>
+#include <CoreFoundationCPP/CFCMutableSet.h>
+#include <CoreFoundationCPP/CFCReleaser.h>
+#include <CoreFoundationCPP/CFCString.h>
+
+#endif // CoreFoundationCPP_CoreFoundationCPP_H_