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From: Mathis Marion <Mathis.Marion@silabs.com>
To: "Philippe Mathieu-Daudé" <philmd@linaro.org>,
	"Laurent Vivier" <laurent@vivier.eu>
Cc: qemu-devel@nongnu.org,
	"Jérôme Pouiller" <jerome.pouiller@silabs.com>,
	"Mathis Marion" <mathis.marion@silabs.com>
Subject: [PATCH v2 2/4] linux-user: fix sockaddr_in6 endianness
Date: Mon, 20 Feb 2023 09:58:20 +0100	[thread overview]
Message-ID: <20230220085822.626798-3-Mathis.Marion@silabs.com> (raw)
In-Reply-To: <20230220085822.626798-1-Mathis.Marion@silabs.com>

From: Mathis Marion <mathis.marion@silabs.com>

Fields sin6_flowinfo and sin6_scope_id use the host byte order, so there
is a conversion to be made when host and target endianness differ.

Signed-off-by: Mathis Marion <mathis.marion@silabs.com>
---
 linux-user/syscall.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 58549de125..1a6856abec 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -1713,6 +1713,12 @@ static inline abi_long target_to_host_sockaddr(int fd, struct sockaddr *addr,
 	lladdr = (struct target_sockaddr_ll *)addr;
 	lladdr->sll_ifindex = tswap32(lladdr->sll_ifindex);
 	lladdr->sll_hatype = tswap16(lladdr->sll_hatype);
+    } else if (sa_family == AF_INET6) {
+        struct sockaddr_in6 *in6addr;
+
+        in6addr = (struct sockaddr_in6 *)addr;
+        in6addr->sin6_flowinfo = tswap32(in6addr->sin6_flowinfo);
+        in6addr->sin6_scope_id = tswap32(in6addr->sin6_scope_id);
     }
     unlock_user(target_saddr, target_addr, 0);
 
-- 
2.39.1


  parent reply	other threads:[~2023-02-20  9:00 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-20  8:58 [PATCH v2 0/4] Missing endianness conversions in user mode Mathis Marion
2023-02-20  8:58 ` [PATCH v2 1/4] linux-user: fix timerfd read endianness conversion Mathis Marion
2023-03-06 21:42   ` Laurent Vivier
2023-03-07  9:33   ` Laurent Vivier
2023-02-20  8:58 ` Mathis Marion [this message]
2023-02-20  9:06   ` [PATCH v2 2/4] linux-user: fix sockaddr_in6 endianness Philippe Mathieu-Daudé
2023-02-20  9:09     ` Mathis MARION
2023-02-20  9:32       ` Philippe Mathieu-Daudé
2023-03-06 21:52   ` Laurent Vivier
2023-03-07 11:27     ` Mathis MARION
2023-03-07 13:37       ` Laurent Vivier
2023-02-20  8:58 ` [PATCH v2 3/4] linux-user: add target to host netlink conversions Mathis Marion
2023-02-20  9:04   ` Philippe Mathieu-Daudé
2023-03-06 22:02   ` Laurent Vivier
2023-03-07  9:32   ` Laurent Vivier
2023-02-20  8:58 ` [PATCH v2 4/4] linux-user: handle netlink flag NLA_F_NESTED Mathis Marion
2023-02-20  9:15   ` Mathis MARION
2023-04-01  9:19 ` [PATCH v2 0/4] Missing endianness conversions in user mode Michael Tokarev

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