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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 */
#ifndef nsDataHandler_h___
#define nsDataHandler_h___
#include "nsIProtocolHandler.h"
#include "nsWeakReference.h"
class nsDataHandler : public nsIProtocolHandler,
public nsSupportsWeakReference {
virtual ~nsDataHandler() = default;
// nsIProtocolHandler methods:
// nsDataHandler methods:
nsDataHandler() = default;
static nsresult CreateNewURI(const nsACString& aSpec, const char* aCharset,
nsIURI* aBaseURI, nsIURI** result);
// Define a Create method to be used with a factory:
[[nodiscard]] static nsresult Create(const nsIID& aIID, void** aResult);
// Parse a data: URI and return the individual parts
// (the given spec will temporarily be modified but will be returned
// to the original before returning)
// contentCharset and dataBuffer can be nullptr if they are not needed.
[[nodiscard]] static nsresult ParseURI(const nsACString& spec,
nsCString& contentType,
nsCString* contentCharset,
bool& isBase64, nsCString* dataBuffer);
// Parse the path portion of a data: URI and return the individual parts.
// Note: The path is assumed *not* to have a ref portion.
// @arg aPath The path portion of the spec. Must not have ref portion.
// @arg aContentType Out param, will hold the parsed content type.
// @arg aContentCharset Optional, will hold the charset if specified.
// @arg aIsBase64 Out param, indicates if the data is base64 encoded.
// @arg aDataBuffer Optional, will reference the substring in |aPath| that
// contains the data portion of the path. No copy is made.
[[nodiscard]] static nsresult ParsePathWithoutRef(
const nsACString& aPath, nsCString& aContentType,
nsCString* aContentCharset, bool& aIsBase64,
nsDependentCSubstring* aDataBuffer);
#endif /* nsDataHandler_h___ */