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gecko-dev/netwerk/dns/nsIDNSService.idl

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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISupports.idl"
#include "nsIRequest.idl"
%{ C++
#include "mozilla/BasePrincipal.h"
%}
interface nsICancelable;
interface nsIEventTarget;
interface nsIDNSRecord;
interface nsIDNSListener;
%{C++
#include "nsTArrayForwardDeclare.h"
namespace mozilla { namespace net {
struct DNSCacheEntries;
} }
%}
[ptr] native EntriesArray(nsTArray<mozilla::net::DNSCacheEntries>);
[ref] native OriginAttributes(const mozilla::OriginAttributes);
/**
* nsIDNSService
*/
[scriptable, builtinclass, uuid(de5642c6-61fc-4fcf-9a47-03226b0d4e21)]
interface nsIDNSService : nsISupports
{
/**
* kicks off an asynchronous host lookup.
*
* @param aHostName
* the hostname or IP-address-literal to resolve.
* @param aFlags
* a bitwise OR of the RESOLVE_ prefixed constants defined below.
* @param aListener
* the listener to be notified when the result is available.
* @param aListenerTarget
* optional parameter (may be null). if non-null, this parameter
* specifies the nsIEventTarget of the thread on which the
* listener's onLookupComplete should be called. however, if this
* parameter is null, then onLookupComplete will be called on an
* unspecified thread (possibly recursively).
* @param aOriginAttributes
* the originAttribute for this resolving, the DNS cache will be
* separated according to this originAttributes. This attribute is
* optional to avoid breaking add-ons.
*
* @return An object that can be used to cancel the host lookup.
*/
[implicit_jscontext, optional_argc]
nsICancelable asyncResolve(in AUTF8String aHostName,
in unsigned long aFlags,
in nsIDNSListener aListener,
in nsIEventTarget aListenerTarget,
[optional] in jsval aOriginAttributes);
[notxpcom]
nsresult asyncResolveNative(in AUTF8String aHostName,
in unsigned long aFlags,
in nsIDNSListener aListener,
in nsIEventTarget aListenerTarget,
in OriginAttributes aOriginAttributes,
out nsICancelable aResult);
/**
* kicks off an asynchronous host lookup with a specific TRR server to be
* used. This request will not be cached.
*
* @param aHostName
* the hostname or IP-address-literal to resolve.
* @param aTrrServer
* the uri of a trr server to be used.
* @param aFlags
* a bitwise OR of the RESOLVE_ prefixed constants defined below.
* @param aListener
* the listener to be notified when the result is available.
* @param aListenerTarget
* optional parameter (may be null). if non-null, this parameter
* specifies the nsIEventTarget of the thread on which the
* listener's onLookupComplete should be called. however, if this
* parameter is null, then onLookupComplete will be called on an
* unspecified thread (possibly recursively).
* @param aOriginAttributes
* the originAttribute for this resolving, the DNS cache will be
* separated according to this originAttributes. This attribute is
* optional to avoid breaking add-ons.
*
* @return An object that can be used to cancel the host lookup.
*/
[implicit_jscontext, optional_argc]
nsICancelable asyncResolveWithTrrServer(in AUTF8String aHostName,
in AUTF8String aTrrServer,
in unsigned long aFlags,
in nsIDNSListener aListener,
in nsIEventTarget aListenerTarget,
[optional] in jsval aOriginAttributes);
[notxpcom]
nsresult asyncResolveWithTrrServerNative(in AUTF8String aHostName,
in AUTF8String aTrrServer,
in unsigned long aFlags,
in nsIDNSListener aListener,
in nsIEventTarget aListenerTarget,
in OriginAttributes aOriginAttributes,
out nsICancelable aResult);
/**
* kicks off an asynchronous host lookup by type, e.g. TXT.
*
* @param aHostName
* the hostname or IP-address-literal to resolve.
* @param aType
* one of RESOLVE_TYPE_*.
* @param aFlags
* a bitwise OR of the RESOLVE_ prefixed constants defined below
* except RESOLVE_CANONICAL_NAME, RESOLVE_DISABLE_IPV6 and
* RESOLVE_DISABLE_IPV4.
* @param aListener
* the listener to be notified when the result is available.
* @param aListenerTarget
* optional parameter (may be null). if non-null, this parameter
* specifies the nsIEventTarget of the thread on which the
* listener's onLookupComplete should be called. however, if this
* parameter is null, then onLookupComplete will be called on an
* unspecified thread (possibly recursively).
* @param aOriginAttributes
* the originAttribute for this resolving, the DNS cache will be
* separated according to this originAttributes.
*
* @return An object that can be used to cancel the host lookup.
*/
[implicit_jscontext, optional_argc]
nsICancelable asyncResolveByType(in AUTF8String aHostName,
in unsigned short aType,
in unsigned long aFlags,
in nsIDNSListener aListener,
in nsIEventTarget aListenerTarget,
in jsval aOriginAttributes);
[notxpcom]
nsresult asyncResolveByTypeNative(in AUTF8String aHostName,
in unsigned short aType,
in unsigned long aFlags,
in nsIDNSListener aListener,
in nsIEventTarget aListenerTarget,
in OriginAttributes aOriginAttributes,
out nsICancelable aResult);
/**
* Attempts to cancel a previously requested async DNS lookup
*
* @param aHostName
* the hostname or IP-address-literal to resolve.
* @param aFlags
* a bitwise OR of the RESOLVE_ prefixed constants defined below.
* @param aListener
* the original listener which was to be notified about the host lookup
* result - used to match request information to requestor.
* @param aReason
* nsresult reason for the cancellation
* @param aOriginAttributes
* the originAttribute for this resolving. This attribute is optional
* to avoid breaking add-ons.
*/
[implicit_jscontext, optional_argc]
void cancelAsyncResolve(in AUTF8String aHostName,
in unsigned long aFlags,
in nsIDNSListener aListener,
in nsresult aReason,
[optional] in jsval aOriginAttributes);
[notxpcom]
nsresult cancelAsyncResolveNative(in AUTF8String aHostName,
in unsigned long aFlags,
in nsIDNSListener aListener,
in nsresult aReason,
in OriginAttributes aOriginAttributes);
/**
* Attempts to cancel a previously requested async DNS lookup
*
* @param aHostName
* the hostname or IP-address-literal to resolve.
* @param aTrrServer
* the uri of a trr server to be used.
* @param aFlags
* a bitwise OR of the RESOLVE_ prefixed constants defined below.
* @param aListener
* the original listener which was to be notified about the host lookup
* result - used to match request information to requestor.
* @param aReason
* nsresult reason for the cancellation
* @param aOriginAttributes
* the originAttribute for this resolving. This attribute is optional
* to avoid breaking add-ons.
*/
[implicit_jscontext, optional_argc]
void cancelAsyncResolveWithTrrServer(in AUTF8String aHostName,
in AUTF8String aTrrServer,
in unsigned long aFlags,
in nsIDNSListener aListener,
in nsresult aReason,
[optional] in jsval aOriginAttributes);
[notxpcom]
nsresult cancelAsyncResolveWithTrrServerNative(in AUTF8String aHostName,
in AUTF8String aTrrServer,
in unsigned long aFlags,
in nsIDNSListener aListener,
in nsresult aReason,
in OriginAttributes aOriginAttributes);
/**
* Attempts to cancel a previously requested async DNS lookup
*
* @param aHostName
* the hostname or IP-address-literal to resolve.
* @param aType
* one of RESOLVE_TYPE_*.
* @param aFlags
* a bitwise OR of the RESOLVE_ prefixed constants defined below
* except RESOLVE_CANONICAL_NAME, RESOLVE_DISABLE_IPV6 and
* RESOLVE_DISABLE_IPV4.
* @param aListener
* the original listener which was to be notified about the host lookup
* result - used to match request information to requestor.
* @param aReason
* nsresult reason for the cancellation
* @param aOriginAttributes
* the originAttribute for this resolving. This attribute is optional
* to avoid breaking add-ons.
*
*/
[implicit_jscontext, optional_argc]
void cancelAsyncResolveByType(in AUTF8String aHostName,
in unsigned short aType,
in unsigned long aFlags,
in nsIDNSListener aListener,
in nsresult aReason,
in jsval aOriginAttributes);
[notxpcom]
nsresult cancelAsyncResolveByTypeNative(in AUTF8String aHostName,
in unsigned short aType,
in unsigned long aFlags,
in nsIDNSListener aListener,
in nsresult aReason,
in OriginAttributes aOriginAttributes);
/**
* called to synchronously resolve a hostname.
*
* Since this method may block the calling thread for a long period of
* time, it may not be accessed from the main thread.
*
* @param aHostName
* the hostname or IP-address-literal to resolve.
* @param aFlags
* a bitwise OR of the RESOLVE_ prefixed constants defined below.
* @param aOriginAttributes
* the originAttribute for this resolving, the DNS cache will be
* separated according to this originAttributes. This attribute is
* optional to avoid breaking add-ons.
*
* @return DNS record corresponding to the given hostname.
* @throws NS_ERROR_UNKNOWN_HOST if host could not be resolved.
* @throws NS_ERROR_NOT_AVAILABLE if accessed from the main thread.
*/
[implicit_jscontext, optional_argc]
nsIDNSRecord resolve(in AUTF8String aHostName,
in unsigned long aFlags,
[optional] in jsval aOriginAttributes);
[notxpcom]
nsresult resolveNative(in AUTF8String aHostName,
in unsigned long aFlags,
in OriginAttributes aOriginAttributes,
out nsIDNSRecord aResult);
/**
* The method takes a pointer to an nsTArray
* and fills it with cache entry data
* Called by the networking dashboard
*/
[noscript] void getDNSCacheEntries(in EntriesArray args);
/**
* Clears the DNS cache.
* @param aTrrToo
* If true we will clear TRR cached entries too. Since these
* are resolved remotely it's not necessary to clear them when
* the network status changes, but it's sometimes useful to do so
* for tests or other situations.
*/
void clearCache(in boolean aTrrToo);
/**
* The method is used only for test purpose. We use this to recheck if
* parental control is enabled or not.
*/
void reloadParentalControlEnabled();
/**
* Notifies the TRR service of a TRR that was automatically detected based
* on network preferences.
*/
void setDetectedTrrURI(in AUTF8String aURI);
/**
* Returns a string containing the URI currently used by the TRR service.
*/
readonly attribute AUTF8String currentTrrURI;
/**
* Returns the value of the TRR Service's current default mode.
*/
readonly attribute unsigned long currentTrrMode;
/**
* @return the hostname of the operating system.
*/
readonly attribute AUTF8String myHostName;
/*************************************************************************
* Listed below are the various flags that may be OR'd together to form
* the aFlags parameter passed to asyncResolve() and resolve().
*/
/**
* if set, this flag suppresses the internal DNS lookup cache.
*/
const unsigned long RESOLVE_BYPASS_CACHE = (1 << 0);
/**
* if set, the canonical name of the specified host will be queried.
*/
const unsigned long RESOLVE_CANONICAL_NAME = (1 << 1);
/**
* if set, the query is given lower priority. Medium takes precedence
* if both are used.
*/
const unsigned long RESOLVE_PRIORITY_MEDIUM = (1 << 2);
const unsigned long RESOLVE_PRIORITY_LOW = (1 << 3);
/**
* if set, indicates request is speculative. Speculative requests
* return errors if prefetching is disabled by configuration.
*/
const unsigned long RESOLVE_SPECULATE = (1 << 4);
/**
* If set, only IPv4 addresses will be returned from resolve/asyncResolve.
*/
const unsigned long RESOLVE_DISABLE_IPV6 = (1 << 5);
/**
* If set, only literals and cached entries will be returned from resolve/
* asyncResolve.
*/
const unsigned long RESOLVE_OFFLINE = (1 << 6);
/**
* If set, only IPv6 addresses will be returned from resolve/asyncResolve.
*/
const unsigned long RESOLVE_DISABLE_IPV4 = (1 << 7);
/**
* If set, allow name collision results (127.0.53.53) which are normally filtered.
*/
const unsigned long RESOLVE_ALLOW_NAME_COLLISION = (1 << 8);
/**
* If set, do not use TRR for resolving the host name.
*/
const unsigned long RESOLVE_DISABLE_TRR = (1 << 9);
/**
* if set (together with RESOLVE_BYPASS_CACHE), invalidate the DNS
* existing cache entry first (if existing) then make a new resolve.
*/
const unsigned long RESOLVE_REFRESH_CACHE = (1 << 10);
/**
* These two bits encode the TRR mode of the request.
* Use the static helper methods convert between the TRR mode and flags.
*/
const unsigned long RESOLVE_TRR_MODE_MASK = (1 << 11) | (1 << 12);
%{C++
static uint32_t GetFlagsFromTRRMode(nsIRequest::TRRMode aMode) {
return static_cast<uint32_t>(aMode) << 11;
}
static nsIRequest::TRRMode GetTRRModeFromFlags(uint32_t aFlags) {
return static_cast<nsIRequest::TRRMode>((aFlags & RESOLVE_TRR_MODE_MASK) >> 11);
}
%}
/**
* This ure dns request types that are currently supported.
* RESOLVE_TYPE_DEFAULT is standard A/AAAA lookup
* The others (currently only TXT supported) are wireformat types
*/
const unsigned long RESOLVE_TYPE_DEFAULT = 0;
const unsigned long RESOLVE_TYPE_TXT = 16;
const unsigned long RESOLVE_TYPE_HTTPSSVC = 65345;
};
%{C++
/**
* An observer notification for this topic is sent whenever the URI that the
* TRR service is using has changed.
*/
#define NS_NETWORK_TRR_URI_CHANGED_TOPIC "network:trr-uri-changed"
/**
* An observer notification for this topic is sent whenever the mode that the
* TRR service is using has changed.
*/
#define NS_NETWORK_TRR_MODE_CHANGED_TOPIC "network:trr-mode-changed"
%}
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