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

58 lines
1.6 KiB
C++

//===-- CFCData.cpp ---------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#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();
}