mirror of
https://github.com/VCMP-SqMod/SqMod.git
synced 2025-02-07 13:27:13 +01:00
4a6bfc086c
Switched to POCO library for unified platform/library interface. Deprecated the external module API. It was creating more problems than solving. Removed most built-in libraries in favor of system libraries for easier maintenance. Cleaned and secured code with help from static analyzers.
319 lines
9.5 KiB
C
319 lines
9.5 KiB
C
/*
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* << Haru Free PDF Library >> -- hpdf_encoder.h
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*
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* URL: http://libharu.org
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*
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* Copyright (c) 1999-2006 Takeshi Kanno <takeshi_kanno@est.hi-ho.ne.jp>
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* Copyright (c) 2007-2009 Antony Dovgal <tony@daylessday.org>
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*
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* Permission to use, copy, modify, distribute and sell this software
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* and its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and
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* that both that copyright notice and this permission notice appear
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* in supporting documentation.
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* It is provided "as is" without express or implied warranty.
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*
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*/
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#ifndef _HPDF_ENCODER_H
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#define _HPDF_ENCODER_H
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#include "hpdf_consts.h"
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#include "hpdf_streams.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*-- HPDF_Encoder ---------------------------------------*/
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#define HPDF_ENCODER_SIG_BYTES 0x454E4344L
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/*----------------------------------------------------------------------------*/
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/*------ predefined font encodings -------------------------------------------*/
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#define HPDF_ENCODING_FONT_SPECIFIC "FontSpecific"
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#define HPDF_ENCODING_STANDARD "StandardEncoding"
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#define HPDF_ENCODING_MAC_ROMAN "MacRomanEncoding"
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#define HPDF_ENCODING_WIN_ANSI "WinAnsiEncoding"
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#define HPDF_ENCODING_ISO8859_2 "ISO8859-2"
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#define HPDF_ENCODING_ISO8859_3 "ISO8859-3"
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#define HPDF_ENCODING_ISO8859_4 "ISO8859-4"
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#define HPDF_ENCODING_ISO8859_5 "ISO8859-5"
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#define HPDF_ENCODING_ISO8859_6 "ISO8859-6"
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#define HPDF_ENCODING_ISO8859_7 "ISO8859-7"
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#define HPDF_ENCODING_ISO8859_8 "ISO8859-8"
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#define HPDF_ENCODING_ISO8859_9 "ISO8859-9"
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#define HPDF_ENCODING_ISO8859_10 "ISO8859-10"
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#define HPDF_ENCODING_ISO8859_11 "ISO8859-11"
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#define HPDF_ENCODING_ISO8859_13 "ISO8859-13"
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#define HPDF_ENCODING_ISO8859_14 "ISO8859-14"
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#define HPDF_ENCODING_ISO8859_15 "ISO8859-15"
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#define HPDF_ENCODING_ISO8859_16 "ISO8859-16"
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#define HPDF_ENCODING_CP1250 "CP1250"
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#define HPDF_ENCODING_CP1251 "CP1251"
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#define HPDF_ENCODING_CP1252 "CP1252"
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#define HPDF_ENCODING_CP1253 "CP1253"
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#define HPDF_ENCODING_CP1254 "CP1254"
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#define HPDF_ENCODING_CP1255 "CP1255"
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#define HPDF_ENCODING_CP1256 "CP1256"
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#define HPDF_ENCODING_CP1257 "CP1257"
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#define HPDF_ENCODING_CP1258 "CP1258"
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#define HPDF_ENCODING_KOI8_R "KOI8-R"
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/*----------------------------------------------------------------------------*/
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/*----- definition for font encoding -----------------------------------------*/
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#define char_NOTDEF ".notdef"
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typedef enum _HPDF_EncodingType {
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HPDF_STANDARD_ENCODING = 0,
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HPDF_MAC_ROMAN_ENCODING,
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HPDF_WIN_ANSI_ENCODING,
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HPDF_FONT_SPECIFIC,
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HPDF_ENCODING_EOF
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} HPDF_EncodingType;
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typedef struct _HPDF_ParseText_Rec {
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const HPDF_BYTE *text;
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HPDF_UINT index;
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HPDF_UINT len;
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HPDF_ByteType byte_type;
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} HPDF_ParseText_Rec;
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typedef struct _HPDF_Encoder_Rec *HPDF_Encoder;
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typedef HPDF_ByteType
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(*HPDF_Encoder_ByteType_Func) (HPDF_Encoder encoder,
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HPDF_ParseText_Rec *state);
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typedef HPDF_UNICODE
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(*HPDF_Encoder_ToUnicode_Func) (HPDF_Encoder encoder,
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HPDF_UINT16 code);
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typedef char *
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(*HPDF_Encoder_EncodeText_Func) (HPDF_Encoder encoder,
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const char *text,
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HPDF_UINT len,
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HPDF_UINT *encoded_length);
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typedef HPDF_STATUS
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(*HPDF_Encoder_Write_Func) (HPDF_Encoder encoder,
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HPDF_Stream out);
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typedef HPDF_STATUS
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(*HPDF_Encoder_Init_Func) (HPDF_Encoder encoder);
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typedef void
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(*HPDF_Encoder_Free_Func) (HPDF_Encoder encoder);
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typedef struct _HPDF_Encoder_Rec {
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HPDF_UINT32 sig_bytes;
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char name[HPDF_LIMIT_MAX_NAME_LEN + 1];
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HPDF_MMgr mmgr;
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HPDF_Error error;
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HPDF_EncoderType type;
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HPDF_Encoder_ByteType_Func byte_type_fn;
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HPDF_Encoder_ToUnicode_Func to_unicode_fn;
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HPDF_Encoder_EncodeText_Func encode_text_fn;
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HPDF_Encoder_Write_Func write_fn;
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HPDF_Encoder_Free_Func free_fn;
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HPDF_Encoder_Init_Func init_fn;
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/*
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char lang_code[3];
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char country_code[3];
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*/
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void *attr;
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} HPDF_Encoder_Rec;
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typedef enum _HPDF_BaseEncodings {
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HPDF_BASE_ENCODING_STANDARD,
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HPDF_BASE_ENCODING_WIN_ANSI,
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HPDF_BASE_ENCODING_MAC_ROMAN,
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HPDF_BASE_ENCODING_FONT_SPECIFIC,
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HPDF_BASE_ENCODING_EOF
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} HPDF_BaseEncodings;
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HPDF_STATUS
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HPDF_Encoder_Validate (HPDF_Encoder encoder);
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void
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HPDF_Encoder_SetParseText (HPDF_Encoder encoder,
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HPDF_ParseText_Rec *state,
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const HPDF_BYTE *text,
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HPDF_UINT len);
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HPDF_ByteType
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HPDF_Encoder_ByteType (HPDF_Encoder encoder,
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HPDF_ParseText_Rec *state);
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HPDF_UNICODE
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HPDF_Encoder_ToUnicode (HPDF_Encoder encoder,
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HPDF_UINT16 code);
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void
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HPDF_Encoder_Free (HPDF_Encoder encoder);
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/*-- HPDF_BasicEncoder ----------------------------------*/
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typedef struct _HPDF_BasicEncoderAttr_Rec *HPDF_BasicEncoderAttr;
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typedef struct _HPDF_BasicEncoderAttr_Rec {
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char base_encoding[HPDF_LIMIT_MAX_NAME_LEN + 1];
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HPDF_BYTE first_char;
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HPDF_BYTE last_char;
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HPDF_UNICODE unicode_map[256];
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HPDF_BOOL has_differences;
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HPDF_BYTE differences[256];
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} HPDF_BasicEncoderAttr_Rec;
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HPDF_Encoder
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HPDF_BasicEncoder_New (HPDF_MMgr mmgr,
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const char *encoding_name);
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void
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HPDF_BasicEncoder_Free (HPDF_Encoder encoder);
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HPDF_STATUS
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HPDF_BasicEncoder_Write (HPDF_Encoder encoder,
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HPDF_Stream out);
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HPDF_UNICODE
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HPDF_BasicEncoder_ToUnicode (HPDF_Encoder encoder,
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HPDF_UINT16 code);
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/*-- HPDF_CMapEncoder ----------------------------------*/
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typedef HPDF_BOOL
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(*HPDF_CMapEncoder_ByteType_Func) (HPDF_Encoder encoder,
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HPDF_BYTE b);
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typedef struct _HPDF_CidRange_Rec {
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HPDF_UINT16 from;
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HPDF_UINT16 to;
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HPDF_UINT16 cid;
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} HPDF_CidRange_Rec;
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typedef struct _HPDF_UnicodeMap_Rec {
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HPDF_UINT16 code;
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HPDF_UINT16 unicode;
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} HPDF_UnicodeMap_Rec;
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typedef struct _HPDF_CMapEncoderAttr_Rec *HPDF_CMapEncoderAttr;
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typedef struct _HPDF_CMapEncoderAttr_Rec {
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HPDF_UNICODE unicode_map[256][256];
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HPDF_UINT16 cid_map[256][256];
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HPDF_UINT16 jww_line_head[HPDF_MAX_JWW_NUM];
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HPDF_List cmap_range;
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HPDF_List notdef_range;
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HPDF_List code_space_range;
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HPDF_WritingMode writing_mode;
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char registry[HPDF_LIMIT_MAX_NAME_LEN + 1];
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char ordering[HPDF_LIMIT_MAX_NAME_LEN + 1];
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HPDF_INT suppliment;
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HPDF_CMapEncoder_ByteType_Func is_lead_byte_fn;
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HPDF_CMapEncoder_ByteType_Func is_trial_byte_fn;
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HPDF_INT uid_offset;
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HPDF_UINT xuid[3];
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} HPDF_CMapEncoderAttr_Rec;
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HPDF_Encoder
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HPDF_CMapEncoder_New (HPDF_MMgr mmgr,
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char *name,
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HPDF_Encoder_Init_Func init_fn);
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HPDF_STATUS
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HPDF_CMapEncoder_InitAttr (HPDF_Encoder encoder);
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void
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HPDF_CMapEncoder_Free (HPDF_Encoder encoder);
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HPDF_STATUS
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HPDF_CMapEncoder_Write (HPDF_Encoder encoder,
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HPDF_Stream out);
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HPDF_UNICODE
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HPDF_CMapEncoder_ToUnicode (HPDF_Encoder encoder,
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HPDF_UINT16 code);
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HPDF_UINT16
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HPDF_CMapEncoder_ToCID (HPDF_Encoder encoder,
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HPDF_UINT16 code);
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HPDF_STATUS
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HPDF_CMapEncoder_SetParseText (HPDF_Encoder encoder,
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HPDF_ParseText_Rec *state,
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const HPDF_BYTE *text,
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HPDF_UINT len);
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HPDF_ByteType
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HPDF_CMapEncoder_ByteType (HPDF_Encoder encoder,
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HPDF_ParseText_Rec *state);
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HPDF_STATUS
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HPDF_CMapEncoder_AddCMap (HPDF_Encoder encoder,
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const HPDF_CidRange_Rec *range);
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HPDF_STATUS
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HPDF_CMapEncoder_AddNotDefRange (HPDF_Encoder encoder,
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HPDF_CidRange_Rec range);
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HPDF_STATUS
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HPDF_CMapEncoder_AddCodeSpaceRange (HPDF_Encoder encoder,
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HPDF_CidRange_Rec range);
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void
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HPDF_CMapEncoder_SetUnicodeArray (HPDF_Encoder encoder,
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const HPDF_UnicodeMap_Rec *array1);
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HPDF_STATUS
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HPDF_CMapEncoder_AddJWWLineHead (HPDF_Encoder encoder,
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const HPDF_UINT16 *code);
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HPDF_BOOL
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HPDF_Encoder_CheckJWWLineHead (HPDF_Encoder encoder,
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const HPDF_UINT16 code);
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/*-- utility functions ----------------------------------*/
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const char*
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HPDF_UnicodeToGryphName (HPDF_UNICODE unicode);
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HPDF_UNICODE
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HPDF_GryphNameToUnicode (const char *gryph_name);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* _HPDF_ENCODER_H */
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