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 #if defined(__GNUC__) && (__GNUC__ >= 4) && !defined(__MINGW32__) 35 # define HB_BEGIN_VISIBILITY _Pragma ("GCC visibility push(hidden)") 36 # define HB_END_VISIBILITY _Pragma ("GCC visibility pop") 37 #else 38 # define HB_BEGIN_VISIBILITY 39 # define HB_END_VISIBILITY 40 #endif 41 #ifdef __cplusplus 42 # define HB_BEGIN_HEADER extern "C" { HB_BEGIN_VISIBILITY 43 # define HB_END_HEADER HB_END_VISIBILITY } 44 #else 45 # define HB_BEGIN_HEADER HB_BEGIN_VISIBILITY 46 # define HB_END_HEADER HB_END_VISIBILITY 47 #endif 48 49 HB_BEGIN_HEADER 50 51 #ifndef FALSE 52 #define FALSE 0 53 #endif 54 55 #ifndef TRUE 56 #define TRUE (!FALSE) 57 #endif 58 59 #define HB_MAKE_TAG( _x1, _x2, _x3, _x4 ) \ 60 ( ( (HB_UInt)_x1 << 24 ) | \ 61 ( (HB_UInt)_x2 << 16 ) | \ 62 ( (HB_UInt)_x3 << 8 ) | \ 63 (HB_UInt)_x4 ) 64 65 typedef char hb_int8; 66 typedef unsigned char hb_uint8; 67 typedef short hb_int16; 68 typedef unsigned short hb_uint16; 69 typedef int hb_int32; 70 typedef unsigned int hb_uint32; 71 72 typedef hb_uint8 HB_Bool; 73 74 typedef hb_uint8 HB_Byte; 75 typedef hb_uint16 HB_UShort; 76 typedef hb_uint32 HB_UInt; 77 typedef hb_int8 HB_Char; 78 typedef hb_int16 HB_Short; 79 typedef hb_int32 HB_Int; 80 81 typedef hb_uint16 HB_UChar16; 82 typedef hb_uint32 HB_UChar32; 83 typedef hb_uint32 HB_Glyph; 84 typedef hb_int32 HB_Fixed; /* 26.6 */ 85 86 #define HB_FIXED_CONSTANT(v) ((v) * 64) 87 #define HB_FIXED_ROUND(v) (((v)+32) & -64) 88 89 typedef hb_int32 HB_16Dot16; /* 16.16 */ 90 91 typedef void * HB_Pointer; 92 typedef hb_uint32 HB_Tag; 93 94 typedef enum { 95 /* no error */ 96 HB_Err_Ok = 0x0000, 97 HB_Err_Not_Covered = 0xFFFF, 98 99 /* _hb_err() is called whenever returning the following errors, 100 * and in a couple places for HB_Err_Not_Covered too. */ 101 102 /* programmer error */ 103 HB_Err_Invalid_Argument = 0x1A66, 104 105 /* font error */ 106 HB_Err_Invalid_SubTable_Format = 0x157F, 107 HB_Err_Invalid_SubTable = 0x1570, 108 HB_Err_Read_Error = 0x6EAD, 109 110 /* system error */ 111 HB_Err_Out_Of_Memory = 0xDEAD 112 } HB_Error; 113 114 typedef struct { 115 HB_Fixed x; 116 HB_Fixed y; 117 } HB_FixedPoint; 118 119 typedef struct HB_Font_ *HB_Font; 120 typedef struct HB_StreamRec_ *HB_Stream; 121 typedef struct HB_FaceRec_ *HB_Face; 122 123 HB_END_HEADER 124 125 #endif 126
