netwerk/dns/nsIDNSRecord.idl

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/netwerk/dns/nsIDNSRecord.idl	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,89 @@
     1.4 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.5 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.6 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.7 +
     1.8 +#include "nsISupports.idl"
     1.9 +
    1.10 +%{ C++
    1.11 +namespace mozilla {
    1.12 +namespace net {
    1.13 +union NetAddr;
    1.14 +}
    1.15 +}
    1.16 +%}
    1.17 +native NetAddr(mozilla::net::NetAddr);
    1.18 +interface nsINetAddr;
    1.19 +
    1.20 +/**
    1.21 + * nsIDNSRecord
    1.22 + *
    1.23 + * this interface represents the result of a DNS lookup.  since a DNS
    1.24 + * query may return more than one resolved IP address, the record acts
    1.25 + * like an enumerator, allowing the caller to easily step through the
    1.26 + * list of IP addresses.
    1.27 + */
    1.28 +[scriptable, uuid(95ced6f3-44b4-4427-a149-c9a1e033d852)]
    1.29 +interface nsIDNSRecord : nsISupports
    1.30 +{
    1.31 +    /**
    1.32 +     * @return the canonical hostname for this record.  this value is empty if
    1.33 +     * the record was not fetched with the RESOLVE_CANONICAL_NAME flag.
    1.34 +     *
    1.35 +     * e.g., www.mozilla.org --> rheet.mozilla.org
    1.36 +     */
    1.37 +    readonly attribute ACString canonicalName;
    1.38 +
    1.39 +    /**
    1.40 +     * this function copies the value of the next IP address into the
    1.41 +     * given NetAddr struct and increments the internal address iterator.
    1.42 +     *
    1.43 +     * @param aPort
    1.44 +     *        A port number to initialize the NetAddr with.
    1.45 +     *
    1.46 +     * @throws NS_ERROR_NOT_AVAILABLE if there is not another IP address in
    1.47 +     * the record.
    1.48 +     */
    1.49 +    [noscript] NetAddr getNextAddr(in uint16_t aPort);
    1.50 +
    1.51 +    /**
    1.52 +     * this function returns the value of the next IP address as a
    1.53 +     * scriptable address and increments the internal address iterator.
    1.54 +     *
    1.55 +     * @param aPort
    1.56 +     *        A port number to initialize the nsINetAddr with.
    1.57 +     *
    1.58 +     * @throws NS_ERROR_NOT_AVAILABLE if there is not another IP address in
    1.59 +     * the record.
    1.60 +     */
    1.61 +    nsINetAddr getScriptableNextAddr(in uint16_t aPort);
    1.62 +
    1.63 +    /**
    1.64 +     * this function returns the value of the next IP address as a
    1.65 +     * string and increments the internal address iterator.
    1.66 +     *
    1.67 +     * @throws NS_ERROR_NOT_AVAILABLE if there is not another IP address in
    1.68 +     * the record.
    1.69 +     */
    1.70 +    ACString getNextAddrAsString();
    1.71 +
    1.72 +    /**
    1.73 +     * this function returns true if there is another address in the record.
    1.74 +     */
    1.75 +    boolean hasMore();
    1.76 +
    1.77 +    /**
    1.78 +     * this function resets the internal address iterator to the first
    1.79 +     * address in the record.
    1.80 +     */
    1.81 +    void rewind();
    1.82 +
    1.83 +    /**
    1.84 +     * This function indicates that the last address obtained via getNextAddr*()
    1.85 +     * was not usuable and should be skipped in future uses of this
    1.86 +     * record if other addresses are available.
    1.87 +     *
    1.88 +     * @param aPort is the port number associated with the failure, if any.
    1.89 +     *        It may be zero if not applicable.
    1.90 +     */
    1.91 +    void reportUnusable(in uint16_t aPort);
    1.92 +};

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