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support for FIFOBuffer in StreamSocket::read/writeBytes()

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This commit is contained in:
Aleksandar Fabijanic
2012-05-19 05:16:42 +00:00
parent 9b952a29c7
commit 484510dec5
6 changed files with 246 additions and 12 deletions
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36
Net/include/Poco/Net/StreamSocket.h
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@@ -42,6 +42,7 @@
#include "Poco/Net/Net.h"
#include "Poco/Net/Socket.h"
#include "Poco/FIFOBuffer.h"
namespace Poco {
@@ -128,6 +129,19 @@ public:
/// Certain socket implementations may also return a negative
/// value denoting a certain condition.
int sendBytes(Poco::FIFOBuffer& buffer);
/// Sends the contents of the given buffer through
/// the socket. FIFOBuffer has writable/readable transiton
/// notifications which may be enabled to notify the caller when
/// the buffer transitions between empty, partially full and
/// full states.
///
/// Returns the number of bytes sent, which may be
/// less than the number of bytes specified.
///
/// Certain socket implementations may also return a negative
/// value denoting a certain condition.
int receiveBytes(void* buffer, int length, int flags = 0);
/// Receives data from the socket and stores it
/// in buffer. Up to length bytes are received.
@@ -140,6 +154,21 @@ public:
/// been set and nothing is received within that interval.
/// Throws a NetException (or a subclass) in case of other errors.
int receiveBytes(Poco::FIFOBuffer& buffer);
/// Receives data from the socket and stores it
/// in buffer. Up to length bytes are received. FIFOBuffer has
/// writable/readable transiton notifications which may be enabled
/// to notify the caller when the buffer transitions between empty,
/// partially full and full states.
///
/// Returns the number of bytes received.
/// A return value of 0 means a graceful shutdown
/// of the connection from the peer.
///
/// Throws a TimeoutException if a receive timeout has
/// been set and nothing is received within that interval.
/// Throws a NetException (or a subclass) in case of other errors.
void sendUrgent(unsigned char data);
/// Sends one byte of urgent data through
/// the socket.
@@ -149,7 +178,6 @@ public:
/// The preferred way for a socket to receive urgent data
/// is by enabling the SO_OOBINLINE option.
public:
StreamSocket(SocketImpl* pImpl);
/// Creates the Socket and attaches the given SocketImpl.
/// The socket takes owership of the SocketImpl.
@@ -157,6 +185,12 @@ public:
/// The SocketImpl must be a StreamSocketImpl, otherwise
/// an InvalidArgumentException will be thrown.
private:
enum
{
BUFFER_SIZE = 1024
};
friend class ServerSocket;
friend class SocketIOS;
};