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bsd-user: Implement freebsd11 fstat and fhstat related syscalls 

Implement the freebsd11 variant of the following syscalls:
fstat(2)
fstatat(2)
fhstat(2)
fhstatfs(2)

Co-authored-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Michal Meloun <mmel@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>
This commit is contained in:
Michal Meloun 2023-08-13 10:41:44 +02:00 committed by Warner Losh
parent b443297793
commit 33d730684e
1 changed files with 78 additions and 0 deletions
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78
bsd-user/freebsd/os-stat.h
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@ -24,6 +24,17 @@ int freebsd11_stat(const char *path, struct freebsd11_stat *stat);
__sym_compat(stat, freebsd11_stat, FBSD_1.0);
int freebsd11_lstat(const char *path, struct freebsd11_stat *stat);
__sym_compat(lstat, freebsd11_lstat, FBSD_1.0);
int freebsd11_fstat(int fd, struct freebsd11_stat *stat);
__sym_compat(fstat, freebsd11_fstat, FBSD_1.0);
int freebsd11_fstatat(int fd, const char *path, struct freebsd11_stat *stat,
int flag);
__sym_compat(fstatat, freebsd11_fstatat, FBSD_1.1);
int freebsd11_fhstat(const fhandle_t *fhandle, struct freebsd11_stat *stat);
__sym_compat(fhstat, freebsd11_fhstat, FBSD_1.0);
int freebsd11_fhstatfs(const fhandle_t *fhandle, struct freebsd11_statfs * buf);
__sym_compat(fhstatfs, freebsd11_fhstatfs, FBSD_1.0);
int freebsd11_statfs(const char *path, struct freebsd11_statfs *buf);
/* stat(2) */
static inline abi_long do_freebsd11_stat(abi_long arg1, abi_long arg2)
@ -57,6 +68,19 @@ static inline abi_long do_freebsd11_lstat(abi_long arg1, abi_long arg2)
return ret;
}
/* fstat(2) */
static inline abi_long do_freebsd11_fstat(abi_long arg1, abi_long arg2)
{
abi_long ret;
struct freebsd11_stat st;
ret = get_errno(freebsd11_fstat(arg1, &st));
if (!is_error(ret)) {
ret = h2t_freebsd11_stat(arg2, &st);
}
return ret;
}
/* fstat(2) */
static inline abi_long do_freebsd_fstat(abi_long arg1, abi_long arg2)
{
@ -70,6 +94,23 @@ static inline abi_long do_freebsd_fstat(abi_long arg1, abi_long arg2)
return ret;
}
/* fstatat(2) */
static inline abi_long do_freebsd11_fstatat(abi_long arg1, abi_long arg2,
abi_long arg3, abi_long arg4)
{
abi_long ret;
void *p;
struct freebsd11_stat st;
LOCK_PATH(p, arg2);
ret = get_errno(freebsd11_fstatat(arg1, p, &st, arg4));
UNLOCK_PATH(p, arg2);
if (!is_error(ret) && arg3) {
ret = h2t_freebsd11_stat(arg3, &st);
}
return ret;
}
/* fstatat(2) */
static inline abi_long do_freebsd_fstatat(abi_long arg1, abi_long arg2,
abi_long arg3, abi_long arg4)
@ -178,6 +219,24 @@ static inline abi_long do_freebsd_fhopen(abi_long arg1, abi_long arg2)
return get_errno(fhopen(&host_fh, arg2));
}
/* fhstat(2) */
static inline abi_long do_freebsd11_fhstat(abi_long arg1, abi_long arg2)
{
abi_long ret;
fhandle_t host_fh;
struct freebsd11_stat host_sb;
ret = t2h_freebsd_fhandle(&host_fh, arg1);
if (is_error(ret)) {
return ret;
}
ret = get_errno(freebsd11_fhstat(&host_fh, &host_sb));
if (is_error(ret)) {
return ret;
}
return h2t_freebsd11_stat(arg2, &host_sb);
}
/* fhstat(2) */
static inline abi_long do_freebsd_fhstat(abi_long arg1, abi_long arg2)
{
@ -196,6 +255,25 @@ static inline abi_long do_freebsd_fhstat(abi_long arg1, abi_long arg2)
return h2t_freebsd_stat(arg2, &host_sb);
}
/* fhstatfs(2) */
static inline abi_long do_freebsd11_fhstatfs(abi_ulong target_fhp_addr,
abi_ulong target_stfs_addr)
{
abi_long ret;
fhandle_t host_fh;
struct freebsd11_statfs host_stfs;
ret = t2h_freebsd_fhandle(&host_fh, target_fhp_addr);
if (is_error(ret)) {
return ret;
}
ret = get_errno(freebsd11_fhstatfs(&host_fh, &host_stfs));
if (is_error(ret)) {
return ret;
}
return h2t_freebsd11_statfs(target_stfs_addr, &host_stfs);
}
/* fhstatfs(2) */
static inline abi_long do_freebsd_fhstatfs(abi_ulong target_fhp_addr,
abi_ulong target_stfs_addr)