120 lines
2.9 KiB
C
120 lines
2.9 KiB
C
/*
|
|
* Copyright (C) 2014-2018 Muhammad Tayyab Akram
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#ifndef _SB_PUBLIC_BASE_H
|
|
#define _SB_PUBLIC_BASE_H
|
|
|
|
#include <stddef.h>
|
|
#include <stdint.h>
|
|
|
|
/**
|
|
* A type to represent an 8-bit signed integer.
|
|
*/
|
|
typedef int8_t SBInt8;
|
|
|
|
/**
|
|
* A type to represent a 16-bit signed integer.
|
|
*/
|
|
typedef int16_t SBInt16;
|
|
|
|
/**
|
|
* A type to represent a 32-bit signed integer.
|
|
*/
|
|
typedef int32_t SBInt32;
|
|
|
|
/**
|
|
* A type to represent an 8-bit unsigned integer.
|
|
*/
|
|
typedef uint8_t SBUInt8;
|
|
|
|
/**
|
|
* A type to represent a 16-bit unsigned integer.
|
|
*/
|
|
typedef uint16_t SBUInt16;
|
|
|
|
/**
|
|
* A type to represent a 32-bit unsigned integer.
|
|
*/
|
|
typedef uint32_t SBUInt32;
|
|
|
|
/**
|
|
* A signed integer type whose width is equal to the width of the machine word.
|
|
*/
|
|
typedef intptr_t SBInteger;
|
|
|
|
/**
|
|
* An unsigned integer type whose width is equal to the width of the machine word.
|
|
*/
|
|
typedef uintptr_t SBUInteger;
|
|
|
|
/**
|
|
* Constants that specify the states of a boolean.
|
|
*/
|
|
enum {
|
|
SBFalse = 0, /**< A value representing the false state. */
|
|
SBTrue = 1 /**< A value representing the true state. */
|
|
};
|
|
/**
|
|
* A type to represent a boolean value.
|
|
*/
|
|
typedef SBUInt8 SBBoolean;
|
|
|
|
#define SBUInt8InRange(v, s, e) \
|
|
( \
|
|
(SBUInt8)((v) - (s)) \
|
|
<= (SBUInt8)((e) - (s)) \
|
|
)
|
|
|
|
#define SBUInt16InRange(v, s, e) \
|
|
( \
|
|
(SBUInt16)((v) - (s)) \
|
|
<= (SBUInt16)((e) - (s)) \
|
|
)
|
|
|
|
#define SBUInt32InRange(v, s, e) \
|
|
( \
|
|
(SBUInt32)((v) - (s)) \
|
|
<= (SBUInt32)((e) - (s)) \
|
|
)
|
|
|
|
|
|
/**
|
|
* A type to represent a bidi level.
|
|
*/
|
|
typedef SBUInt8 SBLevel;
|
|
|
|
/**
|
|
* A value representing an invalid bidi level.
|
|
*/
|
|
#define SBLevelInvalid 0xFF
|
|
|
|
/**
|
|
* A value representing maximum explicit embedding level.
|
|
*/
|
|
#define SBLevelMax 125
|
|
|
|
/**
|
|
* A value specifying to set base level to zero (left-to-right) if there is no strong character.
|
|
*/
|
|
#define SBLevelDefaultLTR 0xFE
|
|
|
|
/**
|
|
* A value specifying to set base level to one (right-to-left) if there is no strong character.
|
|
*/
|
|
#define SBLevelDefaultRTL 0xFD
|
|
|
|
#endif
|