Commit 70c61d4f authored by Laurent Vivier's avatar Laurent Vivier
Browse files

linux-user: add QEMU_IFLA_INFO_KIND nested type for tun 



Signed-off-by: default avatarLaurent Vivier <laurent@vivier.eu>
Reviewed-by: default avatarPeter Maydell <peter.maydell@linaro.org>
Message-Id: <20180820171557.7734-5-laurent@vivier.eu>
parent 90cce2a1

linux-user/syscall.c

+48 −0
Original line number Diff line number Diff line
@@ -501,6 +501,20 @@ enum { 
    QEMU___IFLA_BRPORT_MAX

};



enum {

    QEMU_IFLA_TUN_UNSPEC,

    QEMU_IFLA_TUN_OWNER,

    QEMU_IFLA_TUN_GROUP,

    QEMU_IFLA_TUN_TYPE,

    QEMU_IFLA_TUN_PI,

    QEMU_IFLA_TUN_VNET_HDR,

    QEMU_IFLA_TUN_PERSIST,

    QEMU_IFLA_TUN_MULTI_QUEUE,

    QEMU_IFLA_TUN_NUM_QUEUES,

    QEMU_IFLA_TUN_NUM_DISABLED_QUEUES,

    QEMU___IFLA_TUN_MAX,

};



enum {

    QEMU_IFLA_INFO_UNSPEC,

    QEMU_IFLA_INFO_KIND,
@@ -2349,6 +2363,34 @@ static abi_long host_to_target_slave_data_bridge_nlattr(struct nlattr *nlattr, 
    return 0;

}



static abi_long host_to_target_data_tun_nlattr(struct nlattr *nlattr,

                                                  void *context)

{

    uint32_t *u32;



    switch (nlattr->nla_type) {

    /* uint8_t */

    case QEMU_IFLA_TUN_TYPE:

    case QEMU_IFLA_TUN_PI:

    case QEMU_IFLA_TUN_VNET_HDR:

    case QEMU_IFLA_TUN_PERSIST:

    case QEMU_IFLA_TUN_MULTI_QUEUE:

        break;

    /* uint32_t */

    case QEMU_IFLA_TUN_NUM_QUEUES:

    case QEMU_IFLA_TUN_NUM_DISABLED_QUEUES:

    case QEMU_IFLA_TUN_OWNER:

    case QEMU_IFLA_TUN_GROUP:

        u32 = NLA_DATA(nlattr);

        *u32 = tswap32(*u32);

        break;

    default:

        gemu_log("Unknown QEMU_IFLA_TUN type %d\n", nlattr->nla_type);

        break;

    }

    return 0;

}



struct linkinfo_context {

    int len;

    char *name;
@@ -2383,6 +2425,12 @@ static abi_long host_to_target_data_linkinfo_nlattr(struct nlattr *nlattr, 
                                                  nlattr->nla_len,

                                                  NULL,

                                             host_to_target_data_bridge_nlattr);

        } else if (strncmp(li_context->name, "tun",

                    li_context->len) == 0) {

            return host_to_target_for_each_nlattr(NLA_DATA(nlattr),

                                                  nlattr->nla_len,

                                                  NULL,

                                                host_to_target_data_tun_nlattr);

        } else {

            gemu_log("Unknown QEMU_IFLA_INFO_KIND %s\n", li_context->name);

        }