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authorWarner Losh <imp@bsdimp.com>2022-06-16 08:00:53 -0600
committerWarner Losh <imp@bsdimp.com>2022-07-02 07:52:48 -0600
commit17a4d13ceac87df157106ef64b3dc7dc87a89d37 (patch)
treee7ffb9f3f9bfc3a22bc0ab166a605242674ce1ea /bsd-user
parentc6f0a7d91a07ccab817fe25a4cebff259f538e2f (diff)
bsd-user: Implement chroot and flock
Signed-off-by: Stacey Son <sson@FreeBSD.org> Signed-off-by: Warner Losh <imp@bsdimp.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'bsd-user')
-rw-r--r--bsd-user/bsd-file.h19
-rw-r--r--bsd-user/freebsd/os-syscall.c8
2 files changed, 27 insertions, 0 deletions
diff --git a/bsd-user/bsd-file.h b/bsd-user/bsd-file.h
index a1c80428d9..c24054fed1 100644
--- a/bsd-user/bsd-file.h
+++ b/bsd-user/bsd-file.h
@@ -848,4 +848,23 @@ static abi_long do_bsd_fchflags(abi_long arg1, abi_long arg2)
return get_errno(fchflags(arg1, arg2));
}
+/* chroot(2) */
+static abi_long do_bsd_chroot(abi_long arg1)
+{
+ abi_long ret;
+ void *p;
+
+ LOCK_PATH(p, arg1);
+ ret = get_errno(chroot(p)); /* XXX path(p)? */
+ UNLOCK_PATH(p, arg1);
+
+ return ret;
+}
+
+/* flock(2) */
+static abi_long do_bsd_flock(abi_long arg1, abi_long arg2)
+{
+ return get_errno(flock(arg1, arg2));
+}
+
#endif /* BSD_FILE_H */
diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c
index 06bc76a326..d252fb4073 100644
--- a/bsd-user/freebsd/os-syscall.c
+++ b/bsd-user/freebsd/os-syscall.c
@@ -459,6 +459,14 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1,
ret = do_bsd_fchflags(arg1, arg2);
break;
+ case TARGET_FREEBSD_NR_chroot: /* chroot(2) */
+ ret = do_bsd_chroot(arg1);
+ break;
+
+ case TARGET_FREEBSD_NR_flock: /* flock(2) */
+ ret = do_bsd_flock(arg1, arg2);
+ break;
+
default:
qemu_log_mask(LOG_UNIMP, "Unsupported syscall: %d\n", num);
ret = -TARGET_ENOSYS;