httag.h

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	byte escape;
	byte magic;
	FileOfs offset;
} PACKED;

/* EDIT-BIT-TAG */
#define HT_TAG_EDIT_BIT				0x1e
#define HT_TAG_EDIT_BIT_LEN			sizeof(ht_tag_edit_bit)
#define HT_TAG_EDIT_BIT_VLEN			(1)
#define HT_TAG_EDIT_BIT_SIZE			(1)

#define HT_STATICTAG_EDIT_BIT 			0x9e
#define HT_STATICTAG_EDIT_BIT_CH		"\e\x9e"

struct ht_tag_edit_bit {
	byte escape;
	byte magic;
	FileOfs offset;
	byte bitidx;
} PACKED;

/* EDIT-SELVIS-TAG */
#define HT_TAG_EDIT_SELVIS			0x1f
#define HT_TAG_EDIT_SELVIS_LEN			sizeof(ht_tag_edit_selvis)
#define HT_TAG_EDIT_SELVIS_VLEN			(1)

#define HT_STATICTAG_EDIT_SELVIS		0x9f
#define HT_STATICTAG_EDIT_SELVIS_CH		"\e\x9f"

struct ht_tag_edit_selvis {
	byte escape;
	byte magic;
	FileOfs offset;
	char ch;
} PACKED;

/* DESC-BYTE-TAG */
#define HT_TAG_DESC_BYTE			0x20
#define HT_TAG_DESC_BYTE_LEN			sizeof(ht_tag_desc_byte)

#define HT_STATICTAG_DESC_BYTE			0xa0
#define HT_STATICTAG_DESC_BYTE_CH		"\e\xa0"

struct ht_tag_desc_byte {
	byte escape;
	byte magic;
	ID id;
	FileOfs offset;
} PACKED;

/* DESC WORD */
struct ht_tag_desc_word_generic {
	byte escape;
	byte magic;
	ID id;
	FileOfs offset;
} PACKED;

/* DESC DWORD */
struct ht_tag_desc_dword_generic {
	byte escape;
	byte magic;
	ID id;
	FileOfs offset;
} PACKED;

/* DESC QWORD */
struct ht_tag_desc_qword_generic {
	byte escape;
	byte magic;
	ID id;
	FileOfs offset;
} PACKED;

/* DESC-WORD-TAG (little-endian) */
#define HT_TAG_DESC_WORD_LE			0x21
#define HT_TAG_DESC_WORD_LE_LEN			sizeof(ht_tag_desc_word_generic)

#define HT_STATICTAG_DESC_WORD_LE		0xa1
#define HT_STATICTAG_DESC_WORD_LE_CH		"\e\xa1"

/* DESC-DWORD-TAG (little-endian) */
#define HT_TAG_DESC_DWORD_LE			0x22
#define HT_TAG_DESC_DWORD_LE_LEN		sizeof(ht_tag_desc_dword_generic)

#define HT_STATICTAG_DESC_DWORD_LE		0xa2
#define HT_STATICTAG_DESC_DWORD_LE_CH		"\e\xa2"

/* DESC-QWORD-TAG (little-endian) */
#define HT_TAG_DESC_QWORD_LE			0x23
#define HT_TAG_DESC_QWORD_LE_LEN		sizeof(ht_tag_desc_qword_generic)

#define HT_STATICTAG_DESC_QWORD_LE		0xa3
#define HT_STATICTAG_DESC_QWORD_LE_CH		"\e\xa3"

/* DESC-WORD-TAG (big-endian) */
#define HT_TAG_DESC_WORD_BE			0x24
#define HT_TAG_DESC_WORD_BE_LEN			sizeof(ht_tag_desc_word_generic)

#define HT_STATICTAG_DESC_WORD_BE		0xa4
#define HT_STATICTAG_DESC_WORD_BE_CH		"\e\xa4"

/* DESC-DWORD-TAG (big-endian) */
#define HT_TAG_DESC_DWORD_BE			0x25
#define HT_TAG_DESC_DWORD_BE_LEN		sizeof(ht_tag_desc_dword_generic)

#define HT_STATICTAG_DESC_DWORD_BE		0xa5
#define HT_STATICTAG_DESC_DWORD_BE_CH		"\e\xa5"

/* DESC-QWORD-TAG (big-endian) */
#define HT_TAG_DESC_QWORD_BE			0x26
#define HT_TAG_DESC_QWORD_BE_LEN		sizeof(ht_tag_desc_qword_generic)

#define HT_STATICTAG_DESC_QWORD_BE		0xa6
#define HT_STATICTAG_DESC_QWORD_BE_CH		"\e\xa6"

/* DESC-WORD-TAG (var-endian) */
#define HT_TAG_DESC_WORD_VE			0x27
#define HT_TAG_DESC_WORD_VE_LEN			sizeof(ht_tag_desc_word_generic)

#define HT_STATICTAG_DESC_WORD_VE		0xa7
#define HT_STATICTAG_DESC_WORD_VE_CH		"\e\xa7"

/* DESC-DWORD-TAG (var-endian) */
#define HT_TAG_DESC_DWORD_VE			0x28
#define HT_TAG_DESC_DWORD_VE_LEN		sizeof(ht_tag_desc_dword_generic)

#define HT_STATICTAG_DESC_DWORD_VE		0xa8
#define HT_STATICTAG_DESC_DWORD_VE_CH		"\e\xa8"

/* DESC-QWORD-TAG (var-endian) */
#define HT_TAG_DESC_QWORD_VE			0x29
#define HT_TAG_DESC_QWORD_VE_LEN		sizeof(ht_tag_desc_qword_generic)

#define HT_STATICTAG_DESC_QWORD_VE		0xa9
#define HT_STATICTAG_DESC_QWORD_VE_CH		"\e\xa9"

enum tag_endian { tag_endian_big, tag_endian_little, tag_endian_var };

/*
 *	tag palette
 */

#define palkey_tags_default				"default"

#define palidx_tags_edit_tag_cursor_select		0
#define palidx_tags_edit_tag_cursor_edit		1
#define palidx_tags_edit_tag_cursor_unfocused		2
#define palidx_tags_edit_tag_selected			3
#define palidx_tags_edit_tag_modified			4
#define palidx_tags_edit_tag				5
#define palidx_tags_sel_tag_cursor_focused		6
#define palidx_tags_sel_tag_cursor_unfocused		7
#define palidx_tags_sel_tag				8

#define STATICTAG_SEL(len8, str) HT_STATICTAG_SEL_CH "0000000000000000" "0000000000000000" len8 str
#define STATICTAG_REF(id64, len8, str) HT_STATICTAG_SEL_CH id64 "0000000000000000" len8 str
#define STATICTAG_FLAGS(ofs32, id32) HT_STATICTAG_FLAGS_CH ofs32 id32
#define STATICTAG_GROUP() HT_STATICTAG_GROUP_CH
#define STATICTAG_COLOR(color8) HT_STATICTAG_COLOR_CH color8

#define STATICTAG_EDIT_BYTE(ofs) HT_STATICTAG_EDIT_BYTE_CH ofs
#define STATICTAG_EDIT_WORD_LE(ofs) HT_STATICTAG_EDIT_WORD_LE_CH ofs
#define STATICTAG_EDIT_DWORD_LE(ofs) HT_STATICTAG_EDIT_DWORD_LE_CH ofs
#define STATICTAG_EDIT_QWORD_LE(ofs) HT_STATICTAG_EDIT_QWORD_LE_CH ofs
#define STATICTAG_EDIT_WORD_BE(ofs) HT_STATICTAG_EDIT_WORD_BE_CH ofs
#define STATICTAG_EDIT_DWORD_BE(ofs) HT_STATICTAG_EDIT_DWORD_BE_CH ofs
#define STATICTAG_EDIT_QWORD_BE(ofs) HT_STATICTAG_EDIT_QWORD_BE_CH ofs
#define STATICTAG_EDIT_WORD_VE(ofs) HT_STATICTAG_EDIT_WORD_VE_CH ofs
#define STATICTAG_EDIT_DWORD_VE(ofs) HT_STATICTAG_EDIT_DWORD_VE_CH ofs
#define STATICTAG_EDIT_QWORD_VE(ofs) HT_STATICTAG_EDIT_QWORD_VE_CH ofs
#define STATICTAG_EDIT_TIME_BE(ofs) HT_STATICTAG_EDIT_TIME_BE_CH ofs
#define STATICTAG_EDIT_TIME_LE(ofs) HT_STATICTAG_EDIT_TIME_LE_CH ofs
#define STATICTAG_EDIT_TIME_VE(ofs) HT_STATICTAG_EDIT_TIME_VE_CH ofs
#define STATICTAG_EDIT_CHAR(ofs) HT_STATICTAG_EDIT_CHAR_CH ofs
#define STATICTAG_EDIT_BIT(ofs, bitidx8) HT_STATICTAG_EDIT_BIT_CH ofs bitidx8
#define STATICTAG_EDIT_SELVIS(ofs, char8) HT_STATICTAG_EDIT_SELVIS_CH ofs char8

#define STATICTAG_DESC_BYTE(ofs32, id32) HT_STATICTAG_DESC_BYTE_CH ofs32 id32
#define STATICTAG_DESC_WORD_LE(ofs32, id32) HT_STATICTAG_DESC_WORD_LE_CH ofs32 id32
#define STATICTAG_DESC_DWORD_LE(ofs32, id32) HT_STATICTAG_DESC_DWORD_LE_CH ofs32 id32
#define STATICTAG_DESC_QWORD_LE(ofs32, id32) HT_STATICTAG_DESC_QWORD_LE_CH ofs32 id32
#define STATICTAG_DESC_WORD_BE(ofs32, id32) HT_STATICTAG_DESC_WORD_BE_CH ofs32 id32
#define STATICTAG_DESC_DWORD_BE(ofs32, id32) HT_STATICTAG_DESC_DWORD_BE_CH ofs32 id32
#define STATICTAG_DESC_QWORD_BE(ofs32, id32) HT_STATICTAG_DESC_QWORD_BE_CH ofs32 id32
#define STATICTAG_DESC_WORD_VE(ofs32, id32) HT_STATICTAG_DESC_WORD_VE_CH ofs32 id32
#define STATICTAG_DESC_DWORD_VE(ofs32, id32) HT_STATICTAG_DESC_DWORD_VE_CH ofs32 id32
#define STATICTAG_DESC_QWORD_VE(ofs32, id32) HT_STATICTAG_DESC_QWORD_VE_CH ofs32 id32

#define tag_class_no	0
#define tag_class_edit	1
#define tag_class_sel	2

typedef char TAGSTRING;

void statictag_to_tag(const char *statictag_str, TAGSTRING *tag_str, int maxlen, uint64 relocation, bool std_bigendian);

TAGSTRING *tag_findnext(const TAGSTRING *tagstring);

vcp tag_get_color(const TAGSTRING *tagstring);
void tag_get_id(const TAGSTRING *tagstring, uint32 *id128_1, uint32 *id128_2, uint32 *id128_3, uint32 *id128_4);
int tag_get_len(const TAGSTRING *tagstring);
FileOfs tag_get_offset(const TAGSTRING *tagstring);
int tag_get_size(const TAGSTRING *tagstring);
int tag_get_vlen(const TAGSTRING *tagstring);
int tag_get_seltextlen(const TAGSTRING *tagstring);
TAGSTRING *tag_get_seltext(const TAGSTRING *tagstring);
int tag_get_micropos(const TAGSTRING *tagstring, int i);
int tag_get_microsize(const TAGSTRING *tagstring);
bool tag_get_desc_id(const TAGSTRING *tagstring, uint32 *id);

void tag_set_offset(TAGSTRING *tagstring, FileOfs offset);
void tag_set_value(TAGSTRING *tagstring, uint32 value);

bool tag_is_editable(const TAGSTRING *tagstring);

void tag_strcat(TAGSTRING *dest, int maxlen, const TAGSTRING *src);
void tag_strcpy(TAGSTRING *dest, int maxlen, const TAGSTRING *src);
TAGSTRING *tag_strdup(const TAGSTRING *tagstring);
int tag_strlen(const TAGSTRING *tagstring);
int tag_strvlen(const TAGSTRING *tagstring);

int tag_count_selectable_tags_in_group(const TAGSTRING *tagstring, int group);
int tag_count_selectable_tags(const TAGSTRING *tagstring);
int tag_count_groups(const TAGSTRING *tagstring);
TAGSTRING *tag_get_selectable_tag(const TAGSTRING *tagstring, int n, int group);
TAGSTRING *tag_get_group(const TAGSTRING *tagstring, int group);
int tag_get_class(const TAGSTRING *tagstring);

TAGSTRING *tag_make_sel(TAGSTRING *buf, int maxlen, const char *string);
TAGSTRING *tag_make_ref(TAGSTRING *buf, int maxlen, uint32 id128_1, uint32 id128_2, uint32 id128_3, uint32 id128_4, const char *string);
TAGSTRING *tag_make_ref_len(TAGSTRING *buf, int maxlen, uint32 id128_1, uint32 id128_2, uint32 id128_3, uint32 id128_4, const char *string, int strlen);
TAGSTRING *tag_make_flags(TAGSTRING *buf, int maxlen, uint32 id, FileOfs offset);
TAGSTRING *tag_make_group(TAGSTRING *buf, int maxlen);
TAGSTRING *tag_make_color(TAGSTRING *buf, int maxlen, uint32 color);
TAGSTRING *tag_make_default_color(TAGSTRING *buf, int maxlen);
TAGSTRING *tag_make_edit_byte(TAGSTRING *buf, int maxlen, FileOfs ofs);
TAGSTRING *tag_make_edit_word(TAGSTRING *buf, int maxlen, FileOfs ofs, tag_endian e);
TAGSTRING *tag_make_edit_dword(TAGSTRING *buf, int maxlen, FileOfs ofs, tag_endian e);
TAGSTRING *tag_make_edit_qword(TAGSTRING *buf, int maxlen, FileOfs ofs, tag_endian e);
TAGSTRING *tag_make_edit_time(TAGSTRING *buf, int maxlen, FileOfs ofs, tag_endian e);
TAGSTRING *tag_make_edit_char(TAGSTRING *buf, int maxlen, FileOfs ofs);
TAGSTRING *tag_make_edit_bit(TAGSTRING *buf, int maxlen, FileOfs ofs, int bitidx);
TAGSTRING *tag_make_edit_selvis(TAGSTRING *buf, int maxlen, FileOfs offset, char ch);
TAGSTRING *tag_make_desc_byte(TAGSTRING *buf, int maxlen, FileOfs ofs, uint32 id32);
TAGSTRING *tag_make_desc_word(TAGSTRING *buf, int maxlen, FileOfs ofs, uint32 id32, tag_endian e);
TAGSTRING *tag_make_desc_dword(TAGSTRING *buf, int maxlen, FileOfs ofs, uint32 id32, tag_endian e);
TAGSTRING *tag_make_desc_qword(TAGSTRING *buf, int maxlen, FileOfs ofs, uint32 id32, tag_endian e);
char *tag_striptags(char *dest, const TAGSTRING *src);

#endif /* !__HTTAG_H__ */