From: Stacey Son <sson@FreeBSD.org>

Add helper function to convert target IPv6 socket address structure
to host format, handling all sockaddr_in6 fields including address,
port, flow info, and scope ID.

Signed-off-by: Stacey Son <sson@FreeBSD.org>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@oss.qualcomm.com>
Signed-off-by: Warner Losh <imp@bsdimp.com>
---
 bsd-user/bsd-ioctl.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/bsd-user/bsd-ioctl.c b/bsd-user/bsd-ioctl.c
index 69d1ea1718..d2eb9105fc 100644
--- a/bsd-user/bsd-ioctl.c
+++ b/bsd-user/bsd-ioctl.c
@@ -249,3 +249,14 @@ static abi_long do_ioctl_unsupported(__unused const IOCTLEntry *ie,
 {
     return -TARGET_ENXIO;
 }
+
+static void target_to_host_sockaddr_in6(struct sockaddr_in6 *hsa_in6,
+        struct target_sockaddr_in6 *tsa_in6)
+{
+    __get_user(hsa_in6->sin6_len, &tsa_in6->sin6_len);
+    __get_user(hsa_in6->sin6_family, &tsa_in6->sin6_family);
+    __get_user(hsa_in6->sin6_port, &tsa_in6->sin6_port);
+    __get_user(hsa_in6->sin6_flowinfo, &tsa_in6->sin6_flowinfo);
+    memcpy(&hsa_in6->sin6_addr, &tsa_in6->sin6_addr, 16);
+    __get_user(hsa_in6->sin6_scope_id, &tsa_in6->sin6_scope_id);
+}
-- 
2.52.0