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/* Definitions for EXP_CHARTRANS */
#ifndef UCDEFS_H
#define UCDEFS_H
typedef struct _LYUCcharset {
int UChndl;
CONST char * MIMEname;
int enc;
int repertoire;
int codepoints;
int cpranges; /* which ranges have valid displayable chars
(including nbsp and shy) */
int like8859; /* for which ranges is it like 8859-1 */
} LYUCcharset;
#define UCT_ENC_7BIT 0
#define UCT_ENC_8BIT 1
#define UCT_ENC_8859 2
#define UCT_ENC_8BIT_C0 3 /* 8-bit some chars in C0 control area */
#define UCT_ENC_MAYBE2022 4
#define UCT_ENC_CJK 5
#define UCT_ENC_16BIT 6
#define UCT_ENC_UTF8 7
#define UCT_REP_SUBSETOF_LAT1 0x01
#define UCT_REP_SUPERSETOF_LAT1 0x02
#define UCT_REP_IS_LAT1 UCT_REP_SUBSETOF_LAT1 | UCT_REP_SUPERSETOF_LAT1
/*
* Assume everything we deal with is included in the UCS2 reperoire,
* so a flag for _REP_SUBSETOF_UCS2 would be redundant.
*/
/*
* More general description how the code points relate to 8859-1 and UCS:
*/
#define UCT_CP_SUBSETOF_LAT1 0x01 /* implies UCT_CP_SUBSETOF_UCS2 */
#define UCT_CP_SUPERSETOF_LAT1 0x02
#define UCT_CP_SUBSETOF_UCS2 0x04
#define UCT_CP_IS_LAT1 UCT_CP_SUBSETOF_LAT1 | UCT_CP_SUPERSETOF_LAT1
/*
* More specific bitflags for practically important code point ranges:
*/
#define UCT_R_LOWCTRL 0x08 /* 0x00-0x1F, for completeness */
#define UCT_R_7BITINV 0x10 /* invariant, displayable 7bit chars */
#define UCT_R_7BITNAT 0x20 /* displayable 7bit, national */
#define UCT_R_HIGHCTRL 0x40
#define UCT_R_8859SPECL 0x80 /* special chars in 8859-x sets: nbsp and shy*/
#define UCT_R_HIGH8BIT 0x100 /* rest of 0xA0-0xFF range */
#define UCT_R_ASCII UCT_R_7BITINV | UCT_R_7BITNAT /*displayable US-ASCII*/
#define UCT_R_LAT1 UCT_R_ASCII | UCT_R_8859SPECL | UCT_R_HIGH8BIT
#define UCT_R_8859S UCT_R_ASCII | UCT_R_8859SPECL
#define UCT_R_8BIT UCT_R_LAT1 | UCT_R_HIGHCTRL /* full 8bit range */
/*
* For the following some comments are in HTAnchor.c.
*/
#define UCT_STAGE_MIME 0
#define UCT_STAGE_PARSER 1 /* What the parser (SGML.c) gets to see */
#define UCT_STAGE_STRUCTURED 2 /* What the structured stream (HTML) gets fed*/
#define UCT_STAGE_HTEXT 3 /* What gets fed to the HText_* functions */
#define UCT_STAGEMAX 4
#define UCT_SETBY_NONE 0
#define UCT_SETBY_DEFAULT 1
#define UCT_SETBY_LINK 2 /* set by A or LINK CHARSET= hint */
#define UCT_SETBY_STRUCTURED 3 /* structured stream stage (HTML.c) */
#define UCT_SETBY_PARSER 4 /* set by SGML parser or similar */
#define UCT_SETBY_MIME 5 /* set explicitly by MIME charset parameter */
typedef struct _UCStageInfo
{
int lock; /* by what it has been set */
int LYhndl;
LYUCcharset C;
} UCStageInfo;
typedef struct _UCAnchorInfo
{
struct _UCStageInfo s[UCT_STAGEMAX];
} UCAnchorInfo;
#endif /* UCDEFS_H */
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