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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:49:25 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:49:25 +0000 |
commit | 464df1d5e5ab1322e2dd0a7796939fff1aeefa9a (patch) | |
tree | 6a403684e0978f0287d7f0ec0e5aab1fd31a59e1 /lib/e2p/getflags.c | |
parent | Initial commit. (diff) | |
download | e2fsprogs-upstream/1.47.0.tar.xz e2fsprogs-upstream/1.47.0.zip |
Adding upstream version 1.47.0.upstream/1.47.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | lib/e2p/getflags.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/lib/e2p/getflags.c b/lib/e2p/getflags.c new file mode 100644 index 0000000..6708cd6 --- /dev/null +++ b/lib/e2p/getflags.c @@ -0,0 +1,71 @@ +/* + * getflags.c - Get a file flags on an ext2 file system + * + * Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr> + * Laboratoire MASI, Institut Blaise Pascal + * Universite Pierre et Marie Curie (Paris VI) + * + * %Begin-Header% + * This file may be redistributed under the terms of the GNU Library + * General Public License, version 2. + * %End-Header% + */ + +/* + * History: + * 93/10/30 - Creation + */ + +#include "config.h" +#if HAVE_ERRNO_H +#include <errno.h> +#endif +#include <sys/types.h> +#include <sys/stat.h> +#if HAVE_EXT2_IOCTLS +#include <sys/ioctl.h> +#endif + +#include "e2p.h" + +int getflags (int fd, unsigned long * flags) +{ +#if HAVE_STAT_FLAGS + struct stat buf; + + if (fstat (fd, &buf) == -1) + return -1; + + *flags = 0; +#ifdef UF_IMMUTABLE + if (buf.st_flags & UF_IMMUTABLE) + *flags |= EXT2_IMMUTABLE_FL; +#endif +#ifdef UF_APPEND + if (buf.st_flags & UF_APPEND) + *flags |= EXT2_APPEND_FL; +#endif +#ifdef UF_NODUMP + if (buf.st_flags & UF_NODUMP) + *flags |= EXT2_NODUMP_FL; +#endif + + return 0; +#else +#if HAVE_EXT2_IOCTLS + struct stat buf; + int r, f; + + if (!fstat(fd, &buf) && + !S_ISREG(buf.st_mode) && !S_ISDIR(buf.st_mode)) + goto notsupp; + r = ioctl(fd, EXT2_IOC_GETFLAGS, &f); + *flags = f; + + return r; +notsupp: +#endif /* HAVE_EXT2_IOCTLS */ +#endif + errno = EOPNOTSUPP; + return -1; +} |