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authorWarner Losh <imp@bsdimp.com>2022-06-14 15:06:59 -0600
committerWarner Losh <imp@bsdimp.com>2022-07-02 07:52:48 -0600
commit58af3e295c53ad9615411a791e2a65ba7121072e (patch)
tree309516dd8a6ec6cf17bfb5c010812fa96e33f2b6 /bsd-user
parent79cfae0c1bbe6bbf49f4e7c9130bf04a6e55495e (diff)
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bsd-user: Implement chown, fchown, lchown and fchownat
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.h48
-rw-r--r--bsd-user/freebsd/os-syscall.c16
2 files changed, 64 insertions, 0 deletions
diff --git a/bsd-user/bsd-file.h b/bsd-user/bsd-file.h
index b05d3cbb..ac171c4 100644
--- a/bsd-user/bsd-file.h
+++ b/bsd-user/bsd-file.h
@@ -768,4 +768,52 @@ static abi_long do_bsd_mknodat(void *cpu_env, abi_long arg1,
return ret;
}
+/* chown(2) */
+static abi_long do_bsd_chown(abi_long arg1, abi_long arg2, abi_long arg3)
+{
+ abi_long ret;
+ void *p;
+
+ LOCK_PATH(p, arg1);
+ ret = get_errno(chown(p, arg2, arg3)); /* XXX path(p)? */
+ UNLOCK_PATH(p, arg1);
+
+ return ret;
+}
+
+/* fchown(2) */
+static abi_long do_bsd_fchown(abi_long arg1, abi_long arg2,
+ abi_long arg3)
+{
+ return get_errno(fchown(arg1, arg2, arg3));
+}
+
+/* lchown(2) */
+static abi_long do_bsd_lchown(abi_long arg1, abi_long arg2,
+ abi_long arg3)
+{
+ abi_long ret;
+ void *p;
+
+ LOCK_PATH(p, arg1);
+ ret = get_errno(lchown(p, arg2, arg3)); /* XXX path(p)? */
+ UNLOCK_PATH(p, arg1);
+
+ return ret;
+}
+
+/* fchownat(2) */
+static abi_long do_bsd_fchownat(abi_long arg1, abi_long arg2,
+ abi_long arg3, abi_long arg4, abi_long arg5)
+{
+ abi_long ret;
+ void *p;
+
+ LOCK_PATH(p, arg2);
+ ret = get_errno(fchownat(arg1, p, arg3, arg4, arg5)); /* XXX path(p)? */
+ UNLOCK_PATH(p, arg2);
+
+ return ret;
+}
+
#endif /* BSD_FILE_H */
diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c
index d3125f3..8090666 100644
--- a/bsd-user/freebsd/os-syscall.c
+++ b/bsd-user/freebsd/os-syscall.c
@@ -431,6 +431,22 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1,
ret = do_bsd_mknodat(cpu_env, arg1, arg2, arg3, arg4, arg5, arg6);
break;
+ case TARGET_FREEBSD_NR_chown: /* chown(2) */
+ ret = do_bsd_chown(arg1, arg2, arg3);
+ break;
+
+ case TARGET_FREEBSD_NR_fchown: /* fchown(2) */
+ ret = do_bsd_fchown(arg1, arg2, arg3);
+ break;
+
+ case TARGET_FREEBSD_NR_lchown: /* lchown(2) */
+ ret = do_bsd_lchown(arg1, arg2, arg3);
+ break;
+
+ case TARGET_FREEBSD_NR_fchownat: /* fchownat(2) */
+ ret = do_bsd_fchownat(arg1, arg2, arg3, arg4, arg5);
+ break;
+
default:
qemu_log_mask(LOG_UNIMP, "Unsupported syscall: %d\n", num);
ret = -TARGET_ENOSYS;