The Tor Browser / file comparison
comparison: netwerk/base/public/nsIContentSniffer.idl
netwerk/base/public/nsIContentSniffer.idl
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| -1:000000000000 | 0:bc1b7e156755 |
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| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 #include "nsISupports.idl" | |
| 6 | |
| 7 interface nsIRequest; | |
| 8 | |
| 9 /** | |
| 10 * Content sniffer interface. Components implementing this interface can | |
| 11 * determine a MIME type from a chunk of bytes. | |
| 12 */ | |
| 13 [scriptable, uuid(a5772d1b-fc63-495e-a169-96e8d3311af0)] | |
| 14 interface nsIContentSniffer : nsISupports | |
| 15 { | |
| 16 /** | |
| 17 * Given a chunk of data, determines a MIME type. Information from the given | |
| 18 * request may be used in order to make a better decision. | |
| 19 * | |
| 20 * @param aRequest The request where this data came from. May be null. | |
| 21 * @param aData Data to check | |
| 22 * @param aLength Length of the data | |
| 23 * | |
| 24 * @return The content type | |
| 25 * | |
| 26 * @throw NS_ERROR_NOT_AVAILABLE if no MIME type could be determined. | |
| 27 * | |
| 28 * @note Implementations should consider the request read-only. Especially, | |
| 29 * they should not attempt to set the content type property that subclasses of | |
| 30 * nsIRequest might offer. | |
| 31 */ | |
| 32 ACString getMIMETypeFromContent(in nsIRequest aRequest, | |
| 33 [const,array,size_is(aLength)] in octet aData, | |
| 34 in unsigned long aLength); | |
| 35 }; |
