Adding upstream version 1.22.4.upstream/1.22.4

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 73 insertions, 0 deletions

diff --git a/lib/dpkg/file.h b/lib/dpkg/file.h
new file mode 100644
index 0000000..0136f69
--- /dev/null
+++ b/lib/dpkg/file.h
@@ -0,0 +1,73 @@
+/*
+ * libdpkg - Debian packaging suite library routines
+ * file.h - file handling routines
+ *
+ * Copyright © 2008-2010 Guillem Jover <guillem@debian.org>
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef LIBDPKG_FILE_H
+#define LIBDPKG_FILE_H
+
+#include <sys/types.h>
+
+#include <stdbool.h>
+
+#include <dpkg/macros.h>
+#include <dpkg/error.h>
+#include <dpkg/varbuf.h>
+
+DPKG_BEGIN_DECLS
+
+/**
+ * @defgroup file File handling
+ * @ingroup dpkg-internal
+ * @{
+ */
+
+struct file_stat {
+	uid_t uid;
+	gid_t gid;
+	mode_t mode;
+
+	/* Used by dpkg-statoverride when parsing the database to preserve the
+	 * user and group names in case the system does not know about them. */
+	char *uname;
+	char *gname;
+};
+
+bool file_is_exec(const char *filename);
+
+void file_copy_perms(const char *src, const char *dst);
+
+int
+file_slurp(const char *filename, struct varbuf *vb, struct dpkg_error *err);
+
+enum file_lock_flags {
+	FILE_LOCK_NOWAIT,
+	FILE_LOCK_WAIT,
+};
+
+bool file_is_locked(int lockfd, const char *filename);
+void file_lock(int *lockfd, enum file_lock_flags flags, const char *filename,
+               const char *filedesc);
+void file_unlock(int fd, const char *filename, const char *filedesc);
+void file_show(const char *filename);
+
+/** @} */
+
+DPKG_END_DECLS
+
+#endif /* LIBDPKG_FILE_H */