1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
/*
Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef MIMESniffing_h
#define MIMESniffing_h
#include <stddef.h>
// MIME type sniffing implementation based on http://tools.ietf.org/html/draft-abarth-mime-sniff-06
class MIMESniffer {
public:
MIMESniffer(const char* advertisedMIMEType, bool isSupportedImageType);
size_t dataSize() const { return m_dataSize; }
const char* sniff(const char* data, size_t size) const { return m_function ? m_function(data, size) : 0; }
bool isValid() const { return m_dataSize > 0; }
private:
typedef const char* (*SniffFunction)(const char*, size_t);
size_t m_dataSize;
SniffFunction m_function;
};
#endif // MIMESniffing_h
|
