Commit bd8ed485 authored by Tom Deseyn's avatar Tom Deseyn Committed by Laurent Vivier
Browse files

Add getsockopt for settable SOL_IPV6 options 



Signed-off-by: default avatarTom Deseyn <tom.deseyn@gmail.com>
Message-Id: <20181213130611.7496-1-tom.deseyn@gmail.com>
Signed-off-by: default avatarLaurent Vivier <laurent@vivier.eu>
parent 147923b1

linux-user/syscall.c

+39 −0
Original line number Diff line number Diff line
@@ -2352,6 +2352,45 @@ static abi_long do_getsockopt(int sockfd, int level, int optname, 
            break;

        }

        break;

    case SOL_IPV6:

        switch (optname) {

        case IPV6_MTU_DISCOVER:

        case IPV6_MTU:

        case IPV6_V6ONLY:

        case IPV6_RECVPKTINFO:

        case IPV6_UNICAST_HOPS:

        case IPV6_MULTICAST_HOPS:

        case IPV6_MULTICAST_LOOP:

        case IPV6_RECVERR:

        case IPV6_RECVHOPLIMIT:

        case IPV6_2292HOPLIMIT:

        case IPV6_CHECKSUM:

            if (get_user_u32(len, optlen))

                return -TARGET_EFAULT;

            if (len < 0)

                return -TARGET_EINVAL;

            lv = sizeof(lv);

            ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv));

            if (ret < 0)

                return ret;

            if (len < sizeof(int) && len > 0 && val >= 0 && val < 255) {

                len = 1;

                if (put_user_u32(len, optlen)

                    || put_user_u8(val, optval_addr))

                    return -TARGET_EFAULT;

            } else {

                if (len > sizeof(int))

                    len = sizeof(int);

                if (put_user_u32(len, optlen)

                    || put_user_u32(val, optval_addr))

                    return -TARGET_EFAULT;

            }

            break;

        default:

            ret = -TARGET_ENOPROTOOPT;

            break;

        }

        break;

    default:

    unimplemented:

        gemu_log("getsockopt level=%d optname=%d not yet supported\n",