llvm-project/lldb/source/Utility/StreamGDBRemote.cpp

47 lines
1.3 KiB
C++

//===-- StreamGDBRemote.cpp -------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "lldb/Utility/StreamGDBRemote.h"
#include "lldb/Utility/Flags.h" // for Flags
#include "lldb/Utility/Stream.h" // for Stream::::eBinary
#include <stdio.h>
using namespace lldb;
using namespace lldb_private;
StreamGDBRemote::StreamGDBRemote() : StreamString() {}
StreamGDBRemote::StreamGDBRemote(uint32_t flags, uint32_t addr_size,
ByteOrder byte_order)
: StreamString(flags, addr_size, byte_order) {}
StreamGDBRemote::~StreamGDBRemote() {}
int StreamGDBRemote::PutEscapedBytes(const void *s, size_t src_len) {
int bytes_written = 0;
const uint8_t *src = (const uint8_t *)s;
bool binary_is_set = m_flags.Test(eBinary);
m_flags.Clear(eBinary);
while (src_len) {
uint8_t byte = *src;
src++;
src_len--;
if (byte == 0x23 || byte == 0x24 || byte == 0x7d || byte == 0x2a) {
bytes_written += PutChar(0x7d);
byte ^= 0x20;
}
bytes_written += PutChar(byte);
};
if (binary_is_set)
m_flags.Set(eBinary);
return bytes_written;
}