1 /* 2 * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies) 3 * Copyright (C) 2007 Red Hat, Inc. 4 * 5 * This is part of HarfBuzz, an OpenType Layout engine library. 6 * 7 * Permission is hereby granted, without written agreement and without 8 * license or royalty fees, to use, copy, modify, and distribute this 9 * software and its documentation for any purpose, provided that the 10 * above copyright notice and the following two paragraphs appear in 11 * all copies of this software. 12 * 13 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR 14 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES 15 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN 16 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH 17 * DAMAGE. 18 * 19 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, 20 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 21 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS 22 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO 23 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. 24 * 25 * Red Hat Author(s): Behdad Esfahbod 26 */ 27 28 #ifndef HARFBUZZ_GLOBAL_H 29 #define HARFBUZZ_GLOBAL_H 30 31 #include <stdlib.h> 32 #include <string.h> 33 34 #ifdef __cplusplus 35 #define HB_BEGIN_HEADER extern "C" { 36 #define HB_END_HEADER } 37 #else 38 #define HB_BEGIN_HEADER /* nothing */ 39 #define HB_END_HEADER /* nothing */ 40 #endif 41 42 #if defined(__GNUC__) || defined(_MSC_VER) 43 #define HB_USE_PACKED_STRUCTS 44 #endif 45 46 HB_BEGIN_HEADER 47 48 #ifndef FALSE 49 #define FALSE 0 50 #endif 51 52 #ifndef TRUE 53 #define TRUE (!FALSE) 54 #endif 55 56 #define HB_MAKE_TAG( _x1, _x2, _x3, _x4 ) \ 57 ( ( (HB_UInt)_x1 << 24 ) | \ 58 ( (HB_UInt)_x2 << 16 ) | \ 59 ( (HB_UInt)_x3 << 8 ) | \ 60 (HB_UInt)_x4 ) 61 62 typedef char hb_int8; 63 typedef unsigned char hb_uint8; 64 typedef short hb_int16; 65 typedef unsigned short hb_uint16; 66 typedef int hb_int32; 67 typedef unsigned int hb_uint32; 68 69 typedef hb_uint8 HB_Bool; 70 71 typedef hb_uint8 HB_Byte; 72 typedef hb_uint16 HB_UShort; 73 typedef hb_uint32 HB_UInt; 74 typedef hb_int8 HB_Char; 75 typedef hb_int16 HB_Short; 76 typedef hb_int32 HB_Int; 77 78 typedef hb_uint16 HB_UChar16; 79 typedef hb_uint32 HB_UChar32; 80 typedef hb_uint32 HB_Glyph; 81 typedef hb_int32 HB_Fixed; /* 26.6 */ 82 83 #define HB_FIXED_CONSTANT(v) ((v) * 64) 84 #define HB_FIXED_ROUND(v) (((v)+32) & -64) 85 86 typedef hb_int32 HB_16Dot16; /* 16.16 */ 87 88 typedef void * HB_Pointer; 89 typedef hb_uint32 HB_Tag; 90 91 typedef enum { 92 /* no error */ 93 HB_Err_Ok = 0x0000, 94 HB_Err_Not_Covered = 0xFFFF, 95 96 /* _hb_err() is called whenever returning the following errors, 97 * and in a couple places for HB_Err_Not_Covered too. */ 98 99 /* programmer error */ 100 HB_Err_Invalid_Argument = 0x1A66, 101 102 /* font error */ 103 HB_Err_Invalid_SubTable_Format = 0x157F, 104 HB_Err_Invalid_SubTable = 0x1570, 105 HB_Err_Read_Error = 0x6EAD, 106 107 /* system error */ 108 HB_Err_Out_Of_Memory = 0xDEAD 109 } HB_Error; 110 111 typedef struct { 112 HB_Fixed x; 113 HB_Fixed y; 114 } HB_FixedPoint; 115 116 typedef struct HB_Font_ *HB_Font; 117 typedef struct HB_StreamRec_ *HB_Stream; 118 typedef struct HB_FaceRec_ *HB_Face; 119 120 HB_END_HEADER 121 122 #endif 123