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ceff6644bb
This patch removes the comments grouping header includes. They were added after running IWYU over the LLDB codebase. However they add little value, are often outdates and burdensome to maintain. llvm-svn: 346626
88 lines
3.4 KiB
C++
88 lines
3.4 KiB
C++
//===-- DataBufferHeap.cpp --------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "lldb/Utility/DataBufferHeap.h"
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using namespace lldb_private;
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//----------------------------------------------------------------------
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// Default constructor
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//----------------------------------------------------------------------
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DataBufferHeap::DataBufferHeap() : m_data() {}
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//----------------------------------------------------------------------
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// Initialize this class with "n" characters and fill the buffer with "ch".
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//----------------------------------------------------------------------
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DataBufferHeap::DataBufferHeap(lldb::offset_t n, uint8_t ch) : m_data() {
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if (n < m_data.max_size())
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m_data.assign(n, ch);
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}
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//----------------------------------------------------------------------
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// Initialize this class with a copy of the "n" bytes from the "bytes" buffer.
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//----------------------------------------------------------------------
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DataBufferHeap::DataBufferHeap(const void *src, lldb::offset_t src_len)
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: m_data() {
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CopyData(src, src_len);
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}
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//----------------------------------------------------------------------
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// Virtual destructor since this class inherits from a pure virtual base class.
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//----------------------------------------------------------------------
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DataBufferHeap::~DataBufferHeap() = default;
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//----------------------------------------------------------------------
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// Return a pointer to the bytes owned by this object, or nullptr if the object
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// contains no bytes.
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//----------------------------------------------------------------------
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uint8_t *DataBufferHeap::GetBytes() {
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return (m_data.empty() ? nullptr : m_data.data());
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}
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//----------------------------------------------------------------------
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// Return a const pointer to the bytes owned by this object, or nullptr if the
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// object contains no bytes.
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//----------------------------------------------------------------------
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const uint8_t *DataBufferHeap::GetBytes() const {
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return (m_data.empty() ? nullptr : m_data.data());
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}
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//----------------------------------------------------------------------
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// Return the number of bytes this object currently contains.
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//----------------------------------------------------------------------
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uint64_t DataBufferHeap::GetByteSize() const { return m_data.size(); }
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//----------------------------------------------------------------------
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// Sets the number of bytes that this object should be able to contain. This
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// can be used prior to copying data into the buffer.
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//----------------------------------------------------------------------
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uint64_t DataBufferHeap::SetByteSize(uint64_t new_size) {
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m_data.resize(new_size);
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return m_data.size();
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}
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void DataBufferHeap::CopyData(const void *src, uint64_t src_len) {
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const uint8_t *src_u8 = (const uint8_t *)src;
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if (src && src_len > 0)
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m_data.assign(src_u8, src_u8 + src_len);
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else
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m_data.clear();
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}
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void DataBufferHeap::AppendData(const void *src, uint64_t src_len) {
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m_data.insert(m_data.end(), (const uint8_t *)src,
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(const uint8_t *)src + src_len);
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}
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void DataBufferHeap::Clear() {
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buffer_t empty;
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m_data.swap(empty);
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}
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