Move parser of 'X' type ioctls to a separate file
* fs_x_ioctl.c: New file.
* Makefile.am (strace_SOURCES): Add it.
* block.c: (block_ioctl): Move parser of FITRIM, FIFREEZE, and FITHAW
to fs_x_ioctl.c.
* defs.h (fs_x_ioctl): New prototype.
* ioctl.c (ioctl_decode): Call fs_x_ioctl for ioctl type 'X'.
diff --git a/fs_x_ioctl.c b/fs_x_ioctl.c
new file mode 100644
index 0000000..7403e6b
--- /dev/null
+++ b/fs_x_ioctl.c
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2014 Mike Frysinger <vapier@gentoo.org>
+ * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "defs.h"
+#include <linux/fs.h>
+
+int
+fs_x_ioctl(struct tcb *tcp, const unsigned int code, const long arg)
+{
+ switch (code) {
+#ifdef FITRIM
+ /* First seen in linux-2.6.37 */
+ case FITRIM: {
+ struct fstrim_range fstrim;
+
+ tprints(", ");
+ if (!umove_or_printaddr(tcp, arg, &fstrim))
+ tprintf("{start=%#" PRIx64
+ ", len=%#" PRIx64
+ ", minlen=%#" PRIx64 "}",
+ (uint64_t) fstrim.start,
+ (uint64_t) fstrim.len,
+ (uint64_t) fstrim.minlen);
+ break;
+ }
+#endif
+
+ /* No arguments */
+#ifdef FIFREEZE
+ case FIFREEZE:
+ case FITHAW:
+ break;
+#endif
+
+ default:
+ return RVAL_DECODED;
+ }
+
+ return RVAL_DECODED | 1;
+}