stream.h
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
GNU Mailutils is free software; you can redistribute it and/or modify
it under the terms of the GNU General Library Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU Mailutils is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with GNU Mailutils; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#ifndef _MAILUTILS_STREAM_H
#define _MAILUTILS_STREAM_H
#include <stdio.h>
#include <mailutils/mu_features.h>
#include <mailutils/types.h>
#ifdef __cplusplus
extern "C" {
#endif
#define MU_STREAM_READ 0x00000001
#define MU_STREAM_WRITE 0x00000002
#define MU_STREAM_RDWR (MU_STREAM_READ|MU_STREAM_WRITE)
#define MU_STREAM_APPEND 0x00000004
#define MU_STREAM_CREAT 0x00000008
#define MU_STREAM_NONBLOCK 0x00000010
enum stream_state
{
MU_STREAM_NO_STATE,
MU_STREAM_STATE_OPEN,
MU_STREAM_STATE_READ,
MU_STREAM_STATE_WRITE,
MU_STREAM_STATE_CLOSE
};
extern int stream_ref __P ((stream_t));
extern void stream_destroy __P ((stream_t *));
extern int stream_open __P ((stream_t, const char *, int, int));
extern int stream_close __P ((stream_t));
extern int stream_read __P ((stream_t, void *, size_t, off_t, size_t *));
extern int stream_readline __P ((stream_t, char *, size_t, off_t, size_t *));
extern int stream_write __P ((stream_t, const void *, size_t, off_t, size_t*));
extern int stream_tell __P ((stream_t, off_t *));
extern int stream_get_size __P ((stream_t, off_t *));
extern int stream_truncate __P ((stream_t, off_t));
extern int stream_flush __P ((stream_t));
extern int stream_get_fd __P ((stream_t , int *));
extern int stream_get_flags __P ((stream_t, int *));
extern int stream_get_state __P ((stream_t, enum stream_state *));
extern int stream_is_seekable __P ((stream_t));
extern int stream_is_readready __P ((stream_t, int));
extern int stream_is_writeready __P ((stream_t, int));
extern int stream_is_exceptionpending __P ((stream_t, int));
extern int stream_is_open __P ((stream_t));
/* Misc. */
extern int stream_file_create __P ((stream_t *));
extern int stream_stdio_create __P ((stream_t *, FILE *));
extern int stream_mmap_create __P ((stream_t *));
extern int stream_memory_create __P ((stream_t *, size_t));
extern int stream_tcp_create __P ((stream_t *));
extern int stream_fd_create __P ((stream_t *, int));
extern int stream_buffer_create __P ((stream_t *, stream_t, size_t));
#ifdef __cplusplus
}
#endif
#endif /* _MAILUTILS_STREAM_H */