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marshal_load

Importance_0
Ruby latest stable (v1_9_3_392) - 0 notes - Class: Addrinfo
marshal_load(p1) public

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static VALUE
addrinfo_mload(VALUE self, VALUE ary)
{
    VALUE v;
    VALUE canonname, inspectname;
    int afamily, pfamily, socktype, protocol;
    struct sockaddr_storage ss;
    socklen_t len;
    rb_addrinfo_t *rai;

    if (check_addrinfo(self))
        rb_raise(rb_eTypeError, "already initialized socket address");

    ary = rb_convert_type(ary, T_ARRAY, "Array", "to_ary");

    v = rb_ary_entry(ary, 0);
    StringValue(v);
    if (rsock_family_to_int(RSTRING_PTR(v), RSTRING_LEN(v), &afamily) == -1)
        rb_raise(rb_eTypeError, "unexpected address family");

    v = rb_ary_entry(ary, 2);
    StringValue(v);
    if (rsock_family_to_int(RSTRING_PTR(v), RSTRING_LEN(v), &pfamily) == -1)
        rb_raise(rb_eTypeError, "unexpected protocol family");

    v = rb_ary_entry(ary, 3);
    if (v == INT2FIX(0))
        socktype = 0;
    else {
        StringValue(v);
        if (rsock_socktype_to_int(RSTRING_PTR(v), RSTRING_LEN(v), &socktype) == -1)
            rb_raise(rb_eTypeError, "unexpected socktype");
    }

    v = rb_ary_entry(ary, 4);
    if (v == INT2FIX(0))
        protocol = 0;
    else {
        StringValue(v);
        if (IS_IP_FAMILY(afamily)) {
            if (rsock_ipproto_to_int(RSTRING_PTR(v), RSTRING_LEN(v), &protocol) == -1)
                rb_raise(rb_eTypeError, "unexpected protocol");
        }
        else {
            rb_raise(rb_eTypeError, "unexpected protocol");
        }
    }

    v = rb_ary_entry(ary, 5);
    if (NIL_P(v))
        canonname = Qnil;
    else {
        StringValue(v);
        canonname = v;
    }

    v = rb_ary_entry(ary, 6);
    if (NIL_P(v))
        inspectname = Qnil;
    else {
        StringValue(v);
        inspectname = v;
    }

    v = rb_ary_entry(ary, 1);
    switch(afamily) {
#ifdef HAVE_SYS_UN_H
      case AF_UNIX:
      {
        struct sockaddr_un uaddr;
        MEMZERO(&uaddr, struct sockaddr_un, 1);
        uaddr.sun_family = AF_UNIX;

        StringValue(v);
        if (sizeof(uaddr.sun_path) < (size_t)RSTRING_LEN(v))
            rb_raise(rb_eSocket,
                "too long AF_UNIX path (%"PRIuSIZE" bytes given but %"PRIuSIZE" bytes max)",
                (size_t)RSTRING_LEN(v), sizeof(uaddr.sun_path));
        memcpy(uaddr.sun_path, RSTRING_PTR(v), RSTRING_LEN(v));
        len = (socklen_t)sizeof(uaddr);
        memcpy(&ss, &uaddr, len);
        break;
      }
#endif

      default:
      {
        VALUE pair = rb_convert_type(v, T_ARRAY, "Array", "to_ary");
        struct addrinfo *res;
        int flags = AI_NUMERICHOST;
#ifdef AI_NUMERICSERV
        flags |= AI_NUMERICSERV;
#endif
        res = call_getaddrinfo(rb_ary_entry(pair, 0), rb_ary_entry(pair, 1),
                               INT2NUM(pfamily), INT2NUM(socktype), INT2NUM(protocol),
                               INT2NUM(flags), 1);

        len = res->ai_addrlen;
        memcpy(&ss, res->ai_addr, res->ai_addrlen);
        break;
      }
    }

    DATA_PTR(self) = rai = alloc_addrinfo();
    init_addrinfo(rai, (struct sockaddr *)&ss, len,
                  pfamily, socktype, protocol,
                  canonname, inspectname);
    return self;
}
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