mirror of
https://sourceware.org/git/glibc.git
synced 2025-10-30 10:45:40 +03:00
50 lines
1.6 KiB
C
50 lines
1.6 KiB
C
/* Error-checking wrappers for memstream functions.
|
|
Copyright (C) 2016-2017 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef SUPPORT_XMEMSTREAM_H
|
|
#define SUPPORT_XMEMSTREAM_H
|
|
|
|
#include <stdio.h>
|
|
#include <sys/cdefs.h>
|
|
|
|
__BEGIN_DECLS
|
|
|
|
/* Wrappers for other libc functions. */
|
|
struct xmemstream
|
|
{
|
|
FILE *out;
|
|
char *buffer;
|
|
size_t length;
|
|
};
|
|
|
|
/* Create a new in-memory stream. Initializes *STREAM. After this
|
|
function returns, STREAM->out is a file descriptor open for
|
|
writing. errno is preserved, so that the %m format specifier can
|
|
be used for writing to STREAM->out. */
|
|
void xopen_memstream (struct xmemstream *stream);
|
|
|
|
/* Closes STREAM->OUT. After this function returns, STREAM->buffer
|
|
and STREAM->length denote a memory range which contains the bytes
|
|
written to the output stream. The caller should free
|
|
STREAM->buffer. */
|
|
void xfclose_memstream (struct xmemstream *stream);
|
|
|
|
__END_DECLS
|
|
|
|
#endif /* SUPPORT_XMEMSTREAM_H */
|