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From: deller@kernel.org
To: Richard Henderson <richard.henderson@linaro.org>, qemu-devel@nongnu.org,
Laurent Vivier <laurent@vivier.eu>,
Peter Maydell <peter.maydell@linaro.org>
Cc: deller@gmx.de
Subject: [PULL 3/6] linux-user: netlink: Add IP_PKTINFO cmsg parsing
Date: Wed, 18 Dec 2024 20:52:44 +0100
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From: Helge Deller <deller@gmx.de>
Fixes those warnings:
Unsupported host ancillary data: 0/8
Signed-off-by: Helge Deller <deller@gmx.de>
---
linux-user/syscall.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 494323efba..bbe2560927 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -1996,6 +1996,18 @@ static inline abi_long host_to_target_cmsg(struct ta=
rget_msghdr *target_msgh,
(void *) &errh->offender, sizeof(errh->offender));
break;
}
+ case IP_PKTINFO:
+ {
+ struct in_pktinfo *pkti =3D data;
+ struct in_pktinfo *target_pkti =3D target_data;
+
+ __put_user(pkti->ipi_ifindex, &target_pkti->ipi_ifindex);
+ host_to_target_sockaddr((unsigned long) &target_pkti->ipi_=
spec_dst,
+ (void *) &pkti->ipi_spec_dst, sizeof(pkti->ipi_spec_ds=
t));
+ host_to_target_sockaddr((unsigned long) &target_pkti->ipi_=
addr,
+ (void *) &pkti->ipi_addr, sizeof(pkti->ipi_addr));
+ break;
+ }
default:
goto unimplemented;
}
--=20
2.47.0