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bsd-user: Implement statfh related syscalls 

Implement the following syscalls:
getfh(2)
lgetfh(2)
fhopen(2)
fhstat(2)
fhstatfs(2)

Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Karim Taha <kariem.taha2.7@gmail.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
master
Stacey Son 2023-08-13 10:41:39 +02:00 committed by Warner Losh
parent bf14f13d8b
commit db8ee08f0a
1 changed files with 83 additions and 0 deletions
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83
bsd-user/freebsd/os-stat.h
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@ -127,4 +127,87 @@ static abi_long do_freebsd11_nlstat(abi_long arg1, abi_long arg2)
return ret;
}
/* getfh(2) */
static abi_long do_freebsd_getfh(abi_long arg1, abi_long arg2)
{
abi_long ret;
void *p;
fhandle_t host_fh;
LOCK_PATH(p, arg1);
ret = get_errno(getfh(path(p), &host_fh));
UNLOCK_PATH(p, arg1);
if (is_error(ret)) {
return ret;
}
return h2t_freebsd_fhandle(arg2, &host_fh);
}
/* lgetfh(2) */
static inline abi_long do_freebsd_lgetfh(abi_long arg1, abi_long arg2)
{
abi_long ret;
void *p;
fhandle_t host_fh;
LOCK_PATH(p, arg1);
ret = get_errno(lgetfh(path(p), &host_fh));
UNLOCK_PATH(p, arg1);
if (is_error(ret)) {
return ret;
}
return h2t_freebsd_fhandle(arg2, &host_fh);
}
/* fhopen(2) */
static inline abi_long do_freebsd_fhopen(abi_long arg1, abi_long arg2)
{
abi_long ret;
fhandle_t host_fh;
ret = t2h_freebsd_fhandle(&host_fh, arg1);
if (is_error(ret)) {
return ret;
}
return get_errno(fhopen(&host_fh, arg2));
}
/* fhstat(2) */
static inline abi_long do_freebsd_fhstat(abi_long arg1, abi_long arg2)
{
abi_long ret;
fhandle_t host_fh;
struct stat host_sb;
ret = t2h_freebsd_fhandle(&host_fh, arg1);
if (is_error(ret)) {
return ret;
}
ret = get_errno(fhstat(&host_fh, &host_sb));
if (is_error(ret)) {
return ret;
}
return h2t_freebsd_stat(arg2, &host_sb);
}
/* fhstatfs(2) */
static inline abi_long do_freebsd_fhstatfs(abi_ulong target_fhp_addr,
abi_ulong target_stfs_addr)
{
abi_long ret;
fhandle_t host_fh;
struct statfs host_stfs;
ret = t2h_freebsd_fhandle(&host_fh, target_fhp_addr);
if (is_error(ret)) {
return ret;
}
ret = get_errno(fhstatfs(&host_fh, &host_stfs));
if (is_error(ret)) {
return ret;
}
return h2t_freebsd_statfs(target_stfs_addr, &host_stfs);
}
#endif /* BSD_USER_FREEBSD_OS_STAT_H */