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/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
#include "base/networkstream.hpp"
using namespace icinga;
NetworkStream::NetworkStream(Socket::Ptr socket)
: m_Socket(std::move(socket)), m_Eof(false)
{ }
void NetworkStream::Close()
{
Stream::Close();
m_Socket->Close();
}
/**
* Reads data from the stream.
*
* @param buffer The buffer where data should be stored. May be nullptr if you're
* not actually interested in the data.
* @param count The number of bytes to read from the queue.
* @returns The number of bytes actually read.
*/
size_t NetworkStream::Read(void *buffer, size_t count)
{
size_t rc;
if (m_Eof)
BOOST_THROW_EXCEPTION(std::invalid_argument("Tried to read from closed socket."));
try {
rc = m_Socket->Read(buffer, count);
} catch (...) {
m_Eof = true;
throw;
}
if (rc == 0)
m_Eof = true;
return rc;
}
/**
* Writes data to the stream.
*
* @param buffer The data that is to be written.
* @param count The number of bytes to write.
* @returns The number of bytes written
*/
void NetworkStream::Write(const void *buffer, size_t count)
{
size_t rc;
if (m_Eof)
BOOST_THROW_EXCEPTION(std::invalid_argument("Tried to write to closed socket."));
try {
rc = m_Socket->Write(buffer, count);
} catch (...) {
m_Eof = true;
throw;
}
if (rc < count) {
m_Eof = true;
BOOST_THROW_EXCEPTION(std::runtime_error("Short write for socket."));
}
}
bool NetworkStream::IsEof() const
{
return m_Eof;
}
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