strace/print_statfs.c

108 lines
2.9 KiB
C

/*
* Copyright (c) 2014-2018 Dmitry V. Levin <ldv@altlinux.org>
* All rights reserved.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include "defs.h"
#include "statfs.h"
#include "xlat/fsmagic.h"
#include "xlat/statfs_flags.h"
static void
print_statfs_type(const char *const prefix, const unsigned long long magic)
{
tprints(prefix);
printxval_search(fsmagic, magic, NULL);
}
#if defined HAVE_STRUCT_STATFS_F_FLAGS || defined HAVE_STRUCT_STATFS64_F_FLAGS
static void
print_statfs_flags(const char *const prefix, const unsigned long long flags)
{
if (flags & ST_VALID) {
tprints(prefix);
printflags64(statfs_flags, flags, "ST_???");
}
}
#endif /* HAVE_STRUCT_STATFS_F_FLAGS || HAVE_STRUCT_STATFS64_F_FLAGS */
static void
print_statfs_number(const char *const prefix, const unsigned long long number)
{
tprints(prefix);
tprintf("%llu", number);
}
void
print_struct_statfs(struct tcb *const tcp, const kernel_ulong_t addr)
{
#ifdef HAVE_STRUCT_STATFS
struct strace_statfs b;
if (!fetch_struct_statfs(tcp, addr, &b))
return;
print_statfs_type("{f_type=", b.f_type);
print_statfs_number(", f_bsize=", b.f_bsize);
print_statfs_number(", f_blocks=", b.f_blocks);
print_statfs_number(", f_bfree=", b.f_bfree);
print_statfs_number(", f_bavail=", b.f_bavail);
print_statfs_number(", f_files=", b.f_files);
print_statfs_number(", f_ffree=", b.f_ffree);
# if defined HAVE_STRUCT_STATFS_F_FSID_VAL \
|| defined HAVE_STRUCT_STATFS_F_FSID___VAL
print_statfs_number(", f_fsid={val=[", b.f_fsid[0]);
print_statfs_number(", ", b.f_fsid[1]);
tprints("]}");
# endif
print_statfs_number(", f_namelen=", b.f_namelen);
# ifdef HAVE_STRUCT_STATFS_F_FRSIZE
print_statfs_number(", f_frsize=", b.f_frsize);
# endif
# ifdef HAVE_STRUCT_STATFS_F_FLAGS
print_statfs_flags(", f_flags=", b.f_flags);
# endif
tprints("}");
#else
printaddr(addr);
#endif
}
void
print_struct_statfs64(struct tcb *const tcp, const kernel_ulong_t addr,
const kernel_ulong_t size)
{
#ifdef HAVE_STRUCT_STATFS64
struct strace_statfs b;
if (!fetch_struct_statfs64(tcp, addr, size, &b))
return;
print_statfs_type("{f_type=", b.f_type);
print_statfs_number(", f_bsize=", b.f_bsize);
print_statfs_number(", f_blocks=", b.f_blocks);
print_statfs_number(", f_bfree=", b.f_bfree);
print_statfs_number(", f_bavail=", b.f_bavail);
print_statfs_number(", f_files=", b.f_files);
print_statfs_number(", f_ffree=", b.f_ffree);
# if defined HAVE_STRUCT_STATFS64_F_FSID_VAL \
|| defined HAVE_STRUCT_STATFS64_F_FSID___VAL
print_statfs_number(", f_fsid={val=[", b.f_fsid[0]);
print_statfs_number(", ", b.f_fsid[1]);
tprints("]}");
# endif
print_statfs_number(", f_namelen=", b.f_namelen);
# ifdef HAVE_STRUCT_STATFS64_F_FRSIZE
print_statfs_number(", f_frsize=", b.f_frsize);
# endif
# ifdef HAVE_STRUCT_STATFS64_F_FLAGS
print_statfs_flags(", f_flags=", b.f_flags);
# endif
tprints("}");
#else
printaddr(addr);
#endif
}