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//===-- StreamBuffer.h ------------------------------------------*- 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
//
//===----------------------------------------------------------------------===//
#ifndef liblldb_StreamBuffer_h_
#define liblldb_StreamBuffer_h_
#include "lldb/Utility/Stream.h"
#include "llvm/ADT/SmallVector.h"
#include <stdio.h>
#include <string>
namespace lldb_private {
template <unsigned N> class StreamBuffer : public Stream {
public:
StreamBuffer() : Stream(0, 4, lldb::eByteOrderBig), m_packet() {}
StreamBuffer(uint32_t flags, uint32_t addr_size, lldb::ByteOrder byte_order)
: Stream(flags, addr_size, byte_order), m_packet() {}
virtual ~StreamBuffer() {}
virtual void Flush() {
// Nothing to do when flushing a buffer based stream...
}
void Clear() { m_packet.clear(); }
// Beware, this might not be NULL terminated as you can expect from
// StringString as there may be random bits in the llvm::SmallVector. If you
// are using this class to create a C string, be sure the call PutChar ('\0')
// after you have created your string, or use StreamString.
const char *GetData() const { return m_packet.data(); }
size_t GetSize() const { return m_packet.size(); }
protected:
llvm::SmallVector<char, N> m_packet;
virtual size_t WriteImpl(const void *s, size_t length) {
if (s && length)
m_packet.append((const char *)s, ((const char *)s) + length);
return length;
}
};
} // namespace lldb_private
#endif // #ifndef liblldb_StreamBuffer_h_
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