strace/print_struct_stat.c

/*
 * Copyright (c) 1999-2003 Ulrich Drepper <drepper@redhat.com>
 * Copyright (c) 2004 David S. Miller <davem@nuts.davemloft.net>
 * Copyright (c) 2003-2005 Roland McGrath <roland@redhat.com>
 * Copyright (c) 2007 Jan Kratochvil <jan.kratochvil@redhat.com>
 * Copyright (c) 2009 Denys Vlasenko <dvlasenk@redhat.com>
 * Copyright (c) 2009-2010 Andreas Schwab <schwab@linux-m68k.org>
 * Copyright (c) 2012 H.J. Lu <hongjiu.lu@intel.com>
 * Copyright (c) 2005-2016 Dmitry V. Levin <ldv@altlinux.org>
 * Copyright (c) 2016-2017 The strace developers.
 * 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 <sys/stat.h>
#include "stat.h"

void
print_struct_stat(struct tcb *tcp, const struct strace_stat *const st)
{
	tprints("{");
	if (!abbrev(tcp)) {
		tprints("st_dev=");
		print_dev_t(st->dev);
		tprintf(", st_ino=%llu, st_mode=", st->ino);
		print_symbolic_mode_t(st->mode);
		tprintf(", st_nlink=%llu, st_uid=%llu, st_gid=%llu",
			st->nlink, st->uid, st->gid);
		tprintf(", st_blksize=%llu", st->blksize);
		tprintf(", st_blocks=%llu", st->blocks);
	} else {
		tprints("st_mode=");
		print_symbolic_mode_t(st->mode);
	}

	switch (st->mode & S_IFMT) {
	case S_IFCHR: case S_IFBLK:
		tprints(", st_rdev=");
		print_dev_t(st->rdev);
		break;
	default:
		tprintf(", st_size=%llu", st->size);
		break;
	}

	if (!abbrev(tcp)) {
#define PRINT_ST_TIME(field)						\
	do {								\
		tprintf(", st_" #field "=%lld", (long long) st->field);	\
		tprints_comment(sprinttime_nsec(st->field,		\
			zero_extend_signed_to_ull(st->field ## _nsec)));\
		if (st->has_nsec)					\
			tprintf(", st_" #field "_nsec=%llu",		\
				zero_extend_signed_to_ull(		\
					st->field ## _nsec));		\
	} while (0)

		PRINT_ST_TIME(atime);
		PRINT_ST_TIME(mtime);
		PRINT_ST_TIME(ctime);
	} else {
		tprints(", ...");
	}
	tprints("}");
}