/usr/include/ace/FIFO_Recv.h is in libace-dev 6.3.3+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 | // -*- C++ -*-
//==========================================================================
/**
* @file FIFO_Recv.h
*
* @author Doug Schmidt
*/
//==========================================================================
#ifndef ACE_FIFO_RECV_H
#define ACE_FIFO_RECV_H
#include /**/ "ace/pre.h"
#include "ace/FIFO.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "ace/os_include/os_fcntl.h"
#include "ace/Default_Constants.h"
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
/**
* @class ACE_FIFO_Recv
*
* @brief Receiver side of the bytestream C++ wrapper for UNIX
* FIFOs.
*/
class ACE_Export ACE_FIFO_Recv : public ACE_FIFO
{
public:
/// @name Initialization methods.
///
/// Note that @c ACE_NONBLOCK will be added to any @a flags value passed.
/// This causes the open to succeed even if no writer has yet opened the
/// fifo. There is no way to disable this behavior.
///
/// @arg persistent Means "open fifo for writing, as well as
/// reading." This ensures that the fifo never gets EOF, even if there
/// aren't any writers at the moment!
//@{
/// Default constructor.
ACE_FIFO_Recv (void);
/// Open up a bytestream named pipe for reading.
ACE_FIFO_Recv (const ACE_TCHAR *rendezvous,
int flags = O_CREAT | O_RDONLY,
mode_t perms = ACE_DEFAULT_FILE_PERMS,
int persistent = 1,
LPSECURITY_ATTRIBUTES sa = 0);
/// Open up a bytestream named pipe for reading.
int open (const ACE_TCHAR *rendezvous,
int flags = O_CREAT | O_RDONLY,
mode_t perms = ACE_DEFAULT_FILE_PERMS,
int persistent = 1,
LPSECURITY_ATTRIBUTES sa = 0);
//@}
/// Close down the fifo.
int close (void);
/// Recv @a buf of up to @a len bytes.
ssize_t recv (void *buf, size_t len);
/// Recv @a buf of exactly @a len bytes (block until done).
ssize_t recv_n (void *buf, size_t len);
/// Dump the state of an object.
void dump (void) const;
/// Declare the dynamic allocation hooks.
ACE_ALLOC_HOOK_DECLARE;
private:
/// Auxiliary handle that is used to implement persistent FIFOs.
ACE_HANDLE aux_handle_;
};
ACE_END_VERSIONED_NAMESPACE_DECL
#if defined (__ACE_INLINE__)
#include "ace/FIFO_Recv.inl"
#endif /* __ACE_INLINE__ */
#include /**/ "ace/post.h"
#endif /* ACE_FIFO_RECV_H */
|