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58 lines
1.9 KiB
58 lines
1.9 KiB
/*
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* HTML Entity & Encoding normalization.
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*
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* Copyright (C) 2006 Török Edvin <edwin@clamav.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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#ifndef _ENTITIES_H
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#define _ENTITIES_H
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#include "cltypes.h"
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#include "hashtab.h"
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#define UCS4_1234 "UCS-4BE"
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#define UCS4_4321 "UCS-4LE"
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#define UCS4_2143 "UCS4"
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#define UCS4_3412 "UCS-4"
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#define UTF16_BE "UTF-16BE"
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#define UTF16_LE "UTF-16LE"
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#define UTF8 "UTF-8"
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#define UNDECIDED_32_1234 UCS4_1234
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#define UNDECIDED_32_4321 UCS4_4321
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#define UNDECIDED_32_2143 UCS4_2143
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#define UNDECIDED_32_3412 UCS4_3412
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#define UNDECIDED_16_BE UTF16_BE
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#define UNDECIDED_16_LE UTF16_LE
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#define UNDECIDED_8 "ISO-8859-1"
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#define MAX_ENTITY_SIZE 22
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struct entity_conv {
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unsigned char entity_buff[MAX_ENTITY_SIZE+2];
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};
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enum encodings {E_UCS4,E_UTF16,E_UCS4_1234,E_UCS4_4321,E_UCS4_2143,E_UCS4_3412,E_UTF16_BE,E_UTF16_LE,E_UTF8, E_UNKNOWN,E_OTHER, E_ICONV};
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unsigned char* u16_normalize_tobuffer(uint16_t u16, unsigned char* dst, size_t dst_size);
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const char* entity_norm(struct entity_conv* conv,const unsigned char* entity);
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const char* encoding_detect_bom(const unsigned char* bom, const size_t length);
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int encoding_normalize_toascii(const m_area_t* in_m_area, const char* initial_encoding, m_area_t* out_m_area);
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#endif
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