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[PULL 20/36] bsd-user: Implement stat related syscalls
From: |
Warner Losh |
Subject: |
[PULL 20/36] bsd-user: Implement stat related syscalls |
Date: |
Mon, 28 Aug 2023 17:38:05 -0600 |
From: Stacey Son <sson@FreeBSD.org>
Implement the following syscalls:
stat(2)
lstat(2)
fstat(2)
fstatat(2)
nstat
nfstat
nlstat
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>
---
bsd-user/freebsd/os-stat.h | 130 +++++++++++++++++++++++++++++++++++++
1 file changed, 130 insertions(+)
create mode 100644 bsd-user/freebsd/os-stat.h
diff --git a/bsd-user/freebsd/os-stat.h b/bsd-user/freebsd/os-stat.h
new file mode 100644
index 00000000000..f8f99b4a723
--- /dev/null
+++ b/bsd-user/freebsd/os-stat.h
@@ -0,0 +1,130 @@
+/*
+ * stat related system call shims and definitions
+ *
+ * Copyright (c) 2013 Stacey D. Son
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef BSD_USER_FREEBSD_OS_STAT_H
+#define BSD_USER_FREEBSD_OS_STAT_H
+
+/* stat(2) */
+static inline abi_long do_freebsd11_stat(abi_long arg1, abi_long arg2)
+{
+ abi_long ret;
+ void *p;
+ struct freebsd11_stat st;
+
+ LOCK_PATH(p, arg1);
+ ret = get_errno(freebsd11_stat(path(p), &st));
+ UNLOCK_PATH(p, arg1);
+ if (!is_error(ret)) {
+ ret = h2t_freebsd11_stat(arg2, &st);
+ }
+ return ret;
+}
+
+/* lstat(2) */
+static inline abi_long do_freebsd11_lstat(abi_long arg1, abi_long arg2)
+{
+ abi_long ret;
+ void *p;
+ struct freebsd11_stat st;
+
+ LOCK_PATH(p, arg1);
+ ret = get_errno(freebsd11_lstat(path(p), &st));
+ UNLOCK_PATH(p, arg1);
+ 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)
+{
+ abi_long ret;
+ struct stat st;
+
+ ret = get_errno(fstat(arg1, &st));
+ if (!is_error(ret)) {
+ ret = h2t_freebsd_stat(arg2, &st);
+ }
+ return ret;
+}
+
+/* fstatat(2) */
+static inline abi_long do_freebsd_fstatat(abi_long arg1, abi_long arg2,
+ abi_long arg3, abi_long arg4)
+{
+ abi_long ret;
+ void *p;
+ struct stat st;
+
+ LOCK_PATH(p, arg2);
+ ret = get_errno(fstatat(arg1, p, &st, arg4));
+ UNLOCK_PATH(p, arg2);
+ if (!is_error(ret) && arg3) {
+ ret = h2t_freebsd_stat(arg3, &st);
+ }
+ return ret;
+}
+
+/* undocummented nstat(char *path, struct nstat *ub) syscall */
+static abi_long do_freebsd11_nstat(abi_long arg1, abi_long arg2)
+{
+ abi_long ret;
+ void *p;
+ struct freebsd11_stat st;
+
+ LOCK_PATH(p, arg1);
+ ret = get_errno(freebsd11_nstat(path(p), &st));
+ UNLOCK_PATH(p, arg1);
+ if (!is_error(ret)) {
+ ret = h2t_freebsd11_nstat(arg2, &st);
+ }
+ return ret;
+}
+
+/* undocummented nfstat(int fd, struct nstat *sb) syscall */
+static abi_long do_freebsd11_nfstat(abi_long arg1, abi_long arg2)
+{
+ abi_long ret;
+ struct freebsd11_stat st;
+
+ ret = get_errno(freebsd11_nfstat(arg1, &st));
+ if (!is_error(ret)) {
+ ret = h2t_freebsd11_nstat(arg2, &st);
+ }
+ return ret;
+}
+
+/* undocummented nlstat(char *path, struct nstat *ub) syscall */
+static abi_long do_freebsd11_nlstat(abi_long arg1, abi_long arg2)
+{
+ abi_long ret;
+ void *p;
+ struct freebsd11_stat st;
+
+ LOCK_PATH(p, arg1);
+ ret = get_errno(freebsd11_nlstat(path(p), &st));
+ UNLOCK_PATH(p, arg1);
+ if (!is_error(ret)) {
+ ret = h2t_freebsd11_nstat(arg2, &st);
+ }
+ return ret;
+}
+
+#endif /* BSD_USER_FREEBSD_OS_STAT_H */
--
2.41.0
- [PULL 07/36] bsd-user: Declarations of h2t and t2h conversion functions., (continued)
- [PULL 07/36] bsd-user: Declarations of h2t and t2h conversion functions., Warner Losh, 2023/08/28
- [PULL 05/36] bsd-user: Disable clang warnings, Warner Losh, 2023/08/28
- [PULL 04/36] bsd-user: Move _WANT_FREEBSD macros to include/qemu/osdep.h, Warner Losh, 2023/08/28
- [PULL 13/36] bsd-user: Define safe_fcntl macro in bsd-user/syscall_defs.h, Warner Losh, 2023/08/28
- [PULL 16/36] bsd-user: Implement h2t_freebsd_fhandle t2h_freebsd_fhandle, Warner Losh, 2023/08/28
- [PULL 18/36] bsd-user: Implement target_to_host_fcntl_cmd, Warner Losh, 2023/08/28
- [PULL 06/36] bsd-user; Update the definitions of __put_user and __get_user macros, Warner Losh, 2023/08/28
- [PULL 08/36] bsd-user: Add struct target_freebsd11_stat to bsd-user/syscall_defs, Warner Losh, 2023/08/28
- [PULL 09/36] bsd-user: Add struct target_stat to bsd-user/syscall_defs.h, Warner Losh, 2023/08/28
- [PULL 17/36] bsd-user: Implement h2t_freebds11_statfs, Warner Losh, 2023/08/28
- [PULL 20/36] bsd-user: Implement stat related syscalls,
Warner Losh <=
- [PULL 22/36] bsd-user: Implement statfs related syscalls, Warner Losh, 2023/08/28
- [PULL 24/36] bsd-user: Implement stat related syscalls, Warner Losh, 2023/08/28
- [PULL 15/36] bsd-user: Implement h2t_freebsd11_stat h2t_freebsd_nstat, Warner Losh, 2023/08/28
- [PULL 19/36] bsd-uesr: Implement h2t_freebsd_stat and h2t_freebsd_statfs functions, Warner Losh, 2023/08/28
- [PULL 21/36] bsd-user: Implement statfh related syscalls, Warner Losh, 2023/08/28
- [PULL 23/36] bsd-user: Implement getdents related syscalls, Warner Losh, 2023/08/28
- [PULL 25/36] bsd-user: Implement freebsd11 stat related syscalls, Warner Losh, 2023/08/28
- [PULL 28/36] bsd-user: Implement freebsd11 getdirents related syscalls, Warner Losh, 2023/08/28
- [PULL 33/36] bsd-user: Add glue for getfh and related syscalls, Warner Losh, 2023/08/28
- [PULL 32/36] bsd-user: Add glue for the freebsd11_stat syscalls, Warner Losh, 2023/08/28