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libe2p: add missing f[gs]etproject.c files 

Li Xi's patch was missing the sources for fgetproject.c and
fsetproject.c.  I've created replacement files which will service the
purpose.

Signed-off-by: Theodore Ts'o <tytso@mit.edu>
debian
Theodore Ts'o 2016-03-05 11:05:18 -05:00
parent 3627e83830
commit ccf028f2e7
3 changed files with 159 additions and 0 deletions
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63
lib/e2p/fgetproject.c Normal file
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@ -0,0 +1,63 @@
/*
* fgetproject.c --- get project id
*
* Copyright (C) 1999 Theodore Ts'o <tytso@mit.edu>
*
* %Begin-Header%
* This file may be redistributed under the terms of the GNU Library
* General Public License, version 2.
* %End-Header%
*/
#ifndef _LARGEFILE_SOURCE
#define _LARGEFILE_SOURCE
#endif
#ifndef _LARGEFILE64_SOURCE
#define _LARGEFILE64_SOURCE
#endif
#include "config.h"
#if HAVE_ERRNO_H
#include <errno.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sys/types.h>
#include <sys/stat.h>
#if HAVE_EXT2_IOCTLS
#include <fcntl.h>
#include <sys/ioctl.h>
#include "project.h"
#endif
#include "e2p.h"
#ifdef O_LARGEFILE
#define OPEN_FLAGS (O_RDONLY|O_NONBLOCK|O_LARGEFILE)
#else
#define OPEN_FLAGS (O_RDONLY|O_NONBLOCK)
#endif
int fgetproject(const char *name, unsigned long *project)
{
#ifndef FS_IOC_FSGETXATTR
errno = EOPNOTSUPP;
return -1;
#else
int fd, r, save_errno = 0;
struct fsxattr fsx;
fd = open (name, OPEN_FLAGS);
if (fd == -1)
return -1;
r = ioctl (fd, FS_IOC_FSGETXATTR, &fsx);
if (r == 0)
*project = fsx.fsx_projid;
save_errno = errno;
close (fd);
if (save_errno)
errno = save_errno;
return r;
#endif
}

69
lib/e2p/fsetproject.c Normal file
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/*
* fgetproject.c --- get project id
*
* Copyright (C) 1999 Theodore Ts'o <tytso@mit.edu>
*
* %Begin-Header%
* This file may be redistributed under the terms of the GNU Library
* General Public License, version 2.
* %End-Header%
*/
#ifndef _LARGEFILE_SOURCE
#define _LARGEFILE_SOURCE
#endif
#ifndef _LARGEFILE64_SOURCE
#define _LARGEFILE64_SOURCE
#endif
#include "config.h"
#if HAVE_ERRNO_H
#include <errno.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sys/types.h>
#include <sys/stat.h>
#if HAVE_EXT2_IOCTLS
#include <fcntl.h>
#include <sys/ioctl.h>
#include "project.h"
#endif
#include "e2p.h"
#ifdef O_LARGEFILE
#define OPEN_FLAGS (O_RDONLY|O_NONBLOCK|O_LARGEFILE)
#else
#define OPEN_FLAGS (O_RDONLY|O_NONBLOCK)
#endif
int fsetproject(const char *name, unsigned long project)
{
#ifndef FS_IOC_FSGETXATTR
errno = EOPNOTSUPP;
return -1;
#else
int fd, r, save_errno = 0;
struct fsxattr fsx;
fd = open (name, OPEN_FLAGS);
if (fd == -1)
return -1;
r = ioctl (fd, FS_IOC_FSGETXATTR, &fsx);
if (r == -1) {
save_errno = errno;
goto errout;
}
fsx.fsx_projid = project;
r = ioctl (fd, FS_IOC_FSSETXATTR, &fsx);
if (r == -1)
save_errno = errno;
errout:
close (fd);
if (save_errno)
errno = save_errno;
return r;
#endif
}

27
lib/e2p/project.h Normal file
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/*
* project.h
*
* %Begin-Header%
* This file may be redistributed under the terms of the GNU Library
* General Public License, version 2.
* %End-Header%
*/
#include <ext2fs/ext2_fs.h>
#if defined(__linux__) && !defined(FS_IOC_FSGETXATTR)
#define FS_IOC_FSGETXATTR _IOR('X', 31, struct fsxattr)
#define FS_IOC_FSSETXATTR _IOW('X', 32, struct fsxattr)
/*
* Structure for FS_IOC_FSGETXATTR and FS_IOC_FSSETXATTR.
*/
struct fsxattr {
__u32 fsx_xflags; /* xflags field value (get/set) */
__u32 fsx_extsize; /* extsize field value (get/set)*/
__u32 fsx_nextents; /* nextents field value (get) */
__u32 fsx_projid; /* project identifier (get/set) */
unsigned char fsx_pad[12];
};
#endif