strace/statx.c

96 lines
2.2 KiB
C

/*
* Copyright (c) 2017-2018 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include "defs.h"
#include "print_fields.h"
#include "statx.h"
#include <sys/stat.h>
#include "xlat/statx_masks.h"
#include "xlat/statx_attrs.h"
#include "xlat/at_statx_sync_types.h"
SYS_FUNC(statx)
{
if (entering(tcp)) {
print_dirfd(tcp, tcp->u_arg[0]);
printpath(tcp, tcp->u_arg[1]);
tprints(", ");
unsigned int flags = tcp->u_arg[2];
printflags(at_statx_sync_types, flags & AT_STATX_SYNC_TYPE,
NULL);
flags &= ~AT_STATX_SYNC_TYPE;
if (flags) {
tprints("|");
printflags(at_flags, flags, NULL);
}
tprints(", ");
printflags(statx_masks, tcp->u_arg[3], "STATX_???");
tprints(", ");
} else {
#define PRINT_FIELD_TIME(field) \
do { \
tprintf(", " #field "={tv_sec=%" PRId64 \
", tv_nsec=%" PRIu32 "}", \
stx.field.sec, stx.field.nsec); \
tprints_comment(sprinttime_nsec(stx.field.sec, \
zero_extend_signed_to_ull(stx.field.nsec))); \
} while (0)
struct_statx stx;
if (umove_or_printaddr(tcp, tcp->u_arg[4], &stx))
return 0;
tprints("{stx_mask=");
printflags(statx_masks, stx.stx_mask, "STATX_???");
if (!abbrev(tcp))
PRINT_FIELD_U(", ", stx, stx_blksize);
tprints(", stx_attributes=");
printflags(statx_attrs, stx.stx_attributes, "STATX_ATTR_???");
if (!abbrev(tcp)) {
PRINT_FIELD_U(", ", stx, stx_nlink);
printuid(", stx_uid=", stx.stx_uid);
printuid(", stx_gid=", stx.stx_gid);
}
tprints(", stx_mode=");
print_symbolic_mode_t(stx.stx_mode);
if (!abbrev(tcp))
PRINT_FIELD_U(", ", stx, stx_ino);
PRINT_FIELD_U(", ", stx, stx_size);
if (!abbrev(tcp)) {
PRINT_FIELD_U(", ", stx, stx_blocks);
tprints(", stx_attributes_mask=");
printflags(statx_attrs, stx.stx_attributes_mask,
"STATX_ATTR_???");
PRINT_FIELD_TIME(stx_atime);
PRINT_FIELD_TIME(stx_btime);
PRINT_FIELD_TIME(stx_ctime);
PRINT_FIELD_TIME(stx_mtime);
PRINT_FIELD_U(", ", stx, stx_rdev_major);
PRINT_FIELD_U(", ", stx, stx_rdev_minor);
PRINT_FIELD_U(", ", stx, stx_dev_major);
PRINT_FIELD_U(", ", stx, stx_dev_minor);
} else {
tprints(", ...");
}
tprints("}");
}
return 0;
}