Mypal/intl/uconv/util/umap.h

54 lines
1.1 KiB
C

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef __UMAP__
#define __UMAP__
#define NOMAPPING 0xfffd
enum {
uFormat0Tag = 0,
uFormat1Tag,
uFormat2Tag,
uNumFormatTag
};
typedef struct {
uint16_t srcBegin; /* 2 byte */
uint16_t srcEnd; /* 2 byte */
uint16_t destBegin; /* 2 byte */
} uFormat0;
typedef struct {
uint16_t srcBegin; /* 2 byte */
uint16_t srcEnd; /* 2 byte */
uint16_t mappingOffset; /* 2 byte */
} uFormat1;
typedef struct {
uint16_t srcBegin; /* 2 byte */
uint16_t srcEnd; /* 2 byte -waste */
uint16_t destBegin; /* 2 byte */
} uFormat2;
typedef struct {
union {
uFormat0 format0;
uFormat1 format1;
uFormat2 format2;
} fmt;
} uMapCell;
#define UMAPCELL_SIZE (3*sizeof(uint16_t))
typedef struct {
uint16_t itemOfList;
uint16_t offsetToFormatArray;
uint16_t offsetToMapCellArray;
uint16_t offsetToMappingTable;
uint16_t data[1];
} uTable;
#endif