Re: [PATCH v7 5/9] linux-user/strace: Dump AF_NETLINK sockaddr content

[Laurent Vivier <laurent@vivier.eu>]

Le 15/09/2019 à 23:39, Philippe Mathieu-Daudé a écrit :
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> Tested-By: Guido Günther <agx@sigxcpu.org>
> ---
>  linux-user/strace.c | 37 +++++++++++++++++++++++++++++++++++++
>  1 file changed, 37 insertions(+)
> 
> diff --git a/linux-user/strace.c b/linux-user/strace.c
> index fd5596a640..22dd453d26 100644
> --- a/linux-user/strace.c
> +++ b/linux-user/strace.c
> @@ -8,6 +8,7 @@
>  #include <arpa/inet.h>
>  #include <netinet/tcp.h>
>  #include <linux/if_packet.h>
> +#include <linux/netlink.h>
>  #include <sched.h>
>  #include "qemu.h"
>  
> @@ -398,6 +399,12 @@ print_sockaddr(abi_ulong addr, abi_long addrlen)
>              gemu_log("}");
>              break;
>          }
> +        case AF_NETLINK: {
> +            struct target_sockaddr_nl *nl = (struct target_sockaddr_nl *)sa;
> +            gemu_log("{nl_family=AF_NETLINK,nl_pid=%u,nl_groups=%u}",
> +                     nl->nl_pid, nl->nl_groups);

You need to use tswap32() here.

Thanks,
Laurent