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

   1 //===-- CFCMutableSet.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 "CFCMutableSet.h"
  10
  11
  12 // CFCString constructor
  13 CFCMutableSet::CFCMutableSet(CFMutableSetRef s)
  14     : CFCReleaser<CFMutableSetRef>(s) {}
  15
  16 // CFCMutableSet copy constructor
  17 CFCMutableSet::CFCMutableSet(const CFCMutableSet &rhs) = default;
  18
  19 // CFCMutableSet copy constructor
  20 const CFCMutableSet &CFCMutableSet::operator=(const CFCMutableSet &rhs) {
  21   if (this != &rhs)
  22     *this = rhs;
  23   return *this;
  24 }
  25
  26 // Destructor
  27 CFCMutableSet::~CFCMutableSet() = default;
  28
  29 CFIndex CFCMutableSet::GetCount() const {
  30   CFMutableSetRef set = get();
  31   if (set)
  32     return ::CFSetGetCount(set);
  33   return 0;
  34 }
  35
  36 CFIndex CFCMutableSet::GetCountOfValue(const void *value) const {
  37   CFMutableSetRef set = get();
  38   if (set)
  39     return ::CFSetGetCountOfValue(set, value);
  40   return 0;
  41 }
  42
  43 const void *CFCMutableSet::GetValue(const void *value) const {
  44   CFMutableSetRef set = get();
  45   if (set)
  46     return ::CFSetGetValue(set, value);
  47   return NULL;
  48 }
  49
  50 const void *CFCMutableSet::AddValue(const void *value, bool can_create) {
  51   CFMutableSetRef set = get();
  52   if (set == NULL) {
  53     if (!can_create)
  54       return NULL;
  55     set = ::CFSetCreateMutable(kCFAllocatorDefault, 0, &kCFTypeSetCallBacks);
  56     reset(set);
  57   }
  58   if (set != NULL) {
  59     ::CFSetAddValue(set, value);
  60     return value;
  61   }
  62   return NULL;
  63 }
  64
  65 void CFCMutableSet::RemoveValue(const void *value) {
  66   CFMutableSetRef set = get();
  67   if (set)
  68     ::CFSetRemoveValue(set, value);
  69 }
  70
  71 void CFCMutableSet::RemoveAllValues() {
  72   CFMutableSetRef set = get();
  73   if (set)
  74     ::CFSetRemoveAllValues(set);
  75 }