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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>
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@ -127,4 +127,87 @@ static abi_long do_freebsd11_nlstat(abi_long arg1, abi_long arg2)
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return ret;
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}
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/* getfh(2) */
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static abi_long do_freebsd_getfh(abi_long arg1, abi_long arg2)
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{
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abi_long ret;
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void *p;
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fhandle_t host_fh;
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LOCK_PATH(p, arg1);
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ret = get_errno(getfh(path(p), &host_fh));
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UNLOCK_PATH(p, arg1);
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if (is_error(ret)) {
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return ret;
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}
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return h2t_freebsd_fhandle(arg2, &host_fh);
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}
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/* lgetfh(2) */
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static inline abi_long do_freebsd_lgetfh(abi_long arg1, abi_long arg2)
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{
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abi_long ret;
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void *p;
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fhandle_t host_fh;
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LOCK_PATH(p, arg1);
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ret = get_errno(lgetfh(path(p), &host_fh));
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UNLOCK_PATH(p, arg1);
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if (is_error(ret)) {
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return ret;
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}
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return h2t_freebsd_fhandle(arg2, &host_fh);
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}
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/* fhopen(2) */
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static inline abi_long do_freebsd_fhopen(abi_long arg1, abi_long arg2)
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{
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abi_long ret;
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fhandle_t host_fh;
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ret = t2h_freebsd_fhandle(&host_fh, arg1);
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if (is_error(ret)) {
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return ret;
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}
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return get_errno(fhopen(&host_fh, arg2));
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}
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/* fhstat(2) */
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static inline abi_long do_freebsd_fhstat(abi_long arg1, abi_long arg2)
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{
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abi_long ret;
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fhandle_t host_fh;
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struct stat host_sb;
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ret = t2h_freebsd_fhandle(&host_fh, arg1);
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if (is_error(ret)) {
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return ret;
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}
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ret = get_errno(fhstat(&host_fh, &host_sb));
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if (is_error(ret)) {
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return ret;
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}
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return h2t_freebsd_stat(arg2, &host_sb);
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}
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/* fhstatfs(2) */
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static inline abi_long do_freebsd_fhstatfs(abi_ulong target_fhp_addr,
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abi_ulong target_stfs_addr)
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{
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abi_long ret;
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fhandle_t host_fh;
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struct statfs host_stfs;
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ret = t2h_freebsd_fhandle(&host_fh, target_fhp_addr);
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if (is_error(ret)) {
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return ret;
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}
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ret = get_errno(fhstatfs(&host_fh, &host_stfs));
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if (is_error(ret)) {
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return ret;
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}
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return h2t_freebsd_statfs(target_stfs_addr, &host_stfs);
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}
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#endif /* BSD_USER_FREEBSD_OS_STAT_H */
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