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linux-user: netlink: Add IP_PKTINFO cmsg parsing

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Fixes those warnings:
 Unsupported host ancillary data: 0/8

Signed-off-by: Helge Deller <deller@gmx.de>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Helge Deller 2025-01-19 03:20:03 +01:00
parent b97f8d1fa5
commit 017fc6620f
2 changed files with 16 additions and 0 deletions
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10
linux-user/syscall.c
View file

@ -1998,6 +1998,16 @@ static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh,
(void *) &errh->offender, sizeof(errh->offender));
break;
}
case IP_PKTINFO:
{
struct in_pktinfo *pkti = data;
struct target_in_pktinfo *target_pi = target_data;
__put_user(pkti->ipi_ifindex, &target_pi->ipi_ifindex);
target_pi->ipi_spec_dst.s_addr = pkti->ipi_spec_dst.s_addr;
target_pi->ipi_addr.s_addr = pkti->ipi_addr.s_addr;
break;
}
default:
goto unimplemented;
}

6
linux-user/syscall_defs.h
View file

@ -2622,6 +2622,12 @@ struct target_ucred {
abi_uint gid;
};
struct target_in_pktinfo {
abi_int ipi_ifindex;
struct target_in_addr ipi_spec_dst;
struct target_in_addr ipi_addr;
};
typedef abi_int target_timer_t;
#define TARGET_SIGEV_MAX_SIZE 64