1 files changed, 45 insertions, 0 deletions
diff --git a/lib/util/sys_rw.h b/lib/util/sys_rw.h
new file mode 100644
index 0000000..3812159
--- /dev/null
+++ b/lib/util/sys_rw.h
@@ -0,0 +1,45 @@
+/*
+ * Unix SMB/CIFS implementation.
+ * Samba system utilities
+ * Copyright (C) Andrew Tridgell 1992-1998
+ * Copyright (C) Jeremy Allison  1998-2005
+ * Copyright (C) Timur Bakeyev        2005
+ * Copyright (C) Bjoern Jacke    2006-2007
+ *
+ * This program 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __LIB_SYS_RW_H__
+#define __LIB_SYS_RW_H__
+
+#include <unistd.h>
+
+struct iovec;
+
+off_t sys_block_align_truncate(off_t len, off_t align);
+off_t sys_block_align(off_t len, off_t align);
+bool sys_valid_io_range(off_t offset, size_t length);
+bool sys_io_ranges_overlap(size_t c1, off_t o1,
+			   size_t c2, off_t o2);
+ssize_t sys_read(int fd, void *buf, size_t count);
+void sys_read_v(int fd, void *buf, size_t count);
+ssize_t sys_write(int fd, const void *buf, size_t count);
+void sys_write_v(int fd, const void *buf, size_t count);
+ssize_t sys_writev(int fd, const struct iovec *iov, int iovcnt);
+ssize_t sys_pread(int fd, void *buf, size_t count, off_t off);
+ssize_t sys_pread_full(int fd, void *buf, size_t count, off_t off);
+ssize_t sys_pwrite(int fd, const void *buf, size_t count, off_t off);
+ssize_t sys_pwrite_full(int fd, const void *buf, size_t count, off_t off);
+
+#endif