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/* -*- C++ -*- */
// $Id$
// ============================================================================
//
// = LIBRARY
// ace
//
// = FILENAME
// SOCK_Stream.h
//
// = AUTHOR
// Doug Schmidt
//
// ============================================================================
#if !defined (ACE_SOCK_STREAM_H)
#define ACE_SOCK_STREAM_H
#include "ace/SOCK_IO.h"
#include "ace/INET_Addr.h"
class ACE_Export ACE_SOCK_Stream : public ACE_SOCK_IO
// = TITLE
// Defines the methods in the <ACE_SOCK_Stream> abstraction.
//
// = DESCRIPTION
// This adds additional wrapper methods atop the <ACE_SOCK_IO> class.
{
public:
//= The following two methods use write and read system calls.
ssize_t send_n (const void *buf, int n) const;
// Send n bytes, keep trying until n are sent.
ssize_t recv_n (void *buf, int n) const;
// Recv n bytes, keep trying until n are received.
// = The following two methods use the send and recv system calls.
ssize_t send_n (const void *buf, int n, int flags) const;
// Send n bytes, keep trying until n are sent.
ssize_t recv_n (void *buf, int n, int flags) const;
// Recv n bytes, keep trying until n are received.
ssize_t send_n (const void *buf, size_t len, int flags,
const ACE_Time_Value *timeout);
// Try to send exactly <len> bytes into <buf> from <handle> (uses
// the <send> call). If <send> blocks for longer than <timeout> the
// number of bytes actually sent is returned with <errno == ETIME>.
// If a timeout does not occur, <send_n> return <len> (i.e., the
// number of bytes requested to be sent).
ssize_t recv_n (void *buf, size_t len, int flags,
const ACE_Time_Value *timeout);
// Wait up to <timeout> amount of time to receive up to <len> bytes
// into <buf> from <handle> (uses the <recv> call). If <recv> times
// out a -1 is returned with <errno == ETIME>. If it succeeds the
// number of bytes received is returned.
// = Send/receive an ``urgent'' character (see TCP specs...).
ssize_t send_urg (void *ptr, int len = sizeof (char));
ssize_t recv_urg (void *ptr, int len = sizeof (char));
// = Selectively close endpoints.
int close_reader (void);
// Close down the reader.
int close_writer (void);
// Close down the writer.
int close (void);
// Close down the socket (we need this to make things work correctly
// on Win32, which requires use to do a <close_writer> before doing
// the close in order to avoid losing data).
// = Meta-type info
typedef ACE_INET_Addr PEER_ADDR;
void dump (void) const;
// Dump the state of an object.
ACE_ALLOC_HOOK_DECLARE;
// Declare the dynamic allocation hooks.
};
#include "ace/SOCK_Stream.i"
#endif /* ACE_SOCK_STREAM_H */
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