blob: 214e6b2a813a29f70f20eb297eec57c127c26d26 [file] [log] [blame]
#include "defs.h"
#ifdef HAVE_SYS_VFS_H
# include <sys/vfs.h>
#endif
#include "xlat/fsmagic.h"
static const char *
sprintfstype(const unsigned int magic)
{
static char buf[32];
const char *s;
s = xlat_search(fsmagic, ARRAY_SIZE(fsmagic), magic);
if (s) {
sprintf(buf, "\"%s\"", s);
return buf;
}
sprintf(buf, "%#x", magic);
return buf;
}
static void
printstatfs(struct tcb *tcp, const long addr)
{
struct statfs statbuf;
if (syserror(tcp) || !verbose(tcp)) {
tprintf("%#lx", addr);
return;
}
if (umove(tcp, addr, &statbuf) < 0) {
tprints("{...}");
return;
}
tprintf("{f_type=%s, f_bsize=%lu, f_blocks=%lu, f_bfree=%lu, ",
sprintfstype(statbuf.f_type),
(unsigned long)statbuf.f_bsize,
(unsigned long)statbuf.f_blocks,
(unsigned long)statbuf.f_bfree);
tprintf("f_bavail=%lu, f_files=%lu, f_ffree=%lu, f_fsid={%d, %d}",
(unsigned long)statbuf.f_bavail,
(unsigned long)statbuf.f_files,
(unsigned long)statbuf.f_ffree,
statbuf.f_fsid.__val[0], statbuf.f_fsid.__val[1]);
tprintf(", f_namelen=%lu", (unsigned long)statbuf.f_namelen);
#ifdef _STATFS_F_FRSIZE
tprintf(", f_frsize=%lu", (unsigned long)statbuf.f_frsize);
#endif
#ifdef _STATFS_F_FLAGS
tprintf(", f_flags=%lu", (unsigned long)statbuf.f_flags);
#endif
tprints("}");
}
int
sys_statfs(struct tcb *tcp)
{
if (entering(tcp)) {
printpath(tcp, tcp->u_arg[0]);
tprints(", ");
} else {
printstatfs(tcp, tcp->u_arg[1]);
}
return 0;
}
int
sys_fstatfs(struct tcb *tcp)
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
} else {
printstatfs(tcp, tcp->u_arg[1]);
}
return 0;
}
#ifdef HAVE_STRUCT_STATFS64
static void
printstatfs64(struct tcb *tcp, long addr)
{
struct statfs64 statbuf;
if (syserror(tcp) || !verbose(tcp)) {
tprintf("%#lx", addr);
return;
}
if (umove(tcp, addr, &statbuf) < 0) {
tprints("{...}");
return;
}
tprintf("{f_type=%s, f_bsize=%llu, f_blocks=%llu, f_bfree=%llu, ",
sprintfstype(statbuf.f_type),
(unsigned long long)statbuf.f_bsize,
(unsigned long long)statbuf.f_blocks,
(unsigned long long)statbuf.f_bfree);
tprintf("f_bavail=%llu, f_files=%llu, f_ffree=%llu, f_fsid={%d, %d}",
(unsigned long long)statbuf.f_bavail,
(unsigned long long)statbuf.f_files,
(unsigned long long)statbuf.f_ffree,
statbuf.f_fsid.__val[0], statbuf.f_fsid.__val[1]);
tprintf(", f_namelen=%lu", (unsigned long)statbuf.f_namelen);
#ifdef _STATFS_F_FRSIZE
tprintf(", f_frsize=%llu", (unsigned long long)statbuf.f_frsize);
#endif
#ifdef _STATFS_F_FLAGS
tprintf(", f_flags=%llu", (unsigned long long)statbuf.f_flags);
#endif
tprints("}");
}
struct compat_statfs64 {
uint32_t f_type;
uint32_t f_bsize;
uint64_t f_blocks;
uint64_t f_bfree;
uint64_t f_bavail;
uint64_t f_files;
uint64_t f_ffree;
fsid_t f_fsid;
uint32_t f_namelen;
uint32_t f_frsize;
uint32_t f_flags;
uint32_t f_spare[4];
}
#if defined AARCH64 || defined X86_64 || defined X32 || defined IA64
__attribute__ ((packed, aligned(4)))
#endif
;
#if defined AARCH64 || defined ARM
/* See arch/arm/kernel/sys_oabi-compat.c for details. */
# define COMPAT_STATFS64_PADDED_SIZE (sizeof(struct compat_statfs64) + 4)
#endif
static void
printcompat_statfs64(struct tcb *tcp, const long addr)
{
struct compat_statfs64 statbuf;
if (syserror(tcp) || !verbose(tcp)) {
tprintf("%#lx", addr);
return;
}
if (umove(tcp, addr, &statbuf) < 0) {
tprints("{...}");
return;
}
tprintf("{f_type=%s, f_bsize=%lu, f_blocks=%llu, f_bfree=%llu, ",
sprintfstype(statbuf.f_type),
(unsigned long)statbuf.f_bsize,
(unsigned long long)statbuf.f_blocks,
(unsigned long long)statbuf.f_bfree);
tprintf("f_bavail=%llu, f_files=%llu, f_ffree=%llu, f_fsid={%d, %d}",
(unsigned long long)statbuf.f_bavail,
(unsigned long long)statbuf.f_files,
(unsigned long long)statbuf.f_ffree,
statbuf.f_fsid.__val[0], statbuf.f_fsid.__val[1]);
tprintf(", f_namelen=%lu", (unsigned long)statbuf.f_namelen);
tprintf(", f_frsize=%lu", (unsigned long)statbuf.f_frsize);
tprintf(", f_flags=%lu}", (unsigned long)statbuf.f_frsize);
}
static int
do_statfs64_fstatfs64(struct tcb *tcp)
{
if (entering(tcp)) {
tprintf(", %lu, ", tcp->u_arg[1]);
} else {
if (tcp->u_arg[1] == sizeof(struct statfs64))
printstatfs64(tcp, tcp->u_arg[2]);
else if (tcp->u_arg[1] == sizeof(struct compat_statfs64)
#ifdef COMPAT_STATFS64_PADDED_SIZE
|| tcp->u_arg[1] == COMPAT_STATFS64_PADDED_SIZE
#endif
)
printcompat_statfs64(tcp, tcp->u_arg[2]);
else
tprints("{???}");
}
return 0;
}
int
sys_statfs64(struct tcb *tcp)
{
if (entering(tcp))
printpath(tcp, tcp->u_arg[0]);
return do_statfs64_fstatfs64(tcp);
}
int
sys_fstatfs64(struct tcb *tcp)
{
if (entering(tcp))
printfd(tcp, tcp->u_arg[0]);
return do_statfs64_fstatfs64(tcp);
}
#endif /* HAVE_STRUCT_STATFS64 */
#ifdef ALPHA
int
osf_statfs(struct tcb *tcp)
{
if (entering(tcp)) {
printpath(tcp, tcp->u_arg[0]);
tprints(", ");
} else {
printstatfs(tcp, tcp->u_arg[1]);
tprintf(", %lu", tcp->u_arg[2]);
}
return 0;
}
int
osf_fstatfs(struct tcb *tcp)
{
if (entering(tcp)) {
tprintf("%lu, ", tcp->u_arg[0]);
} else {
printstatfs(tcp, tcp->u_arg[1]);
tprintf(", %lu", tcp->u_arg[2]);
}
return 0;
}
#endif /* ALPHA */