1 /* 2 * Copyright 2012 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #ifndef SkOTTable_OS_2_DEFINED 9 #define SkOTTable_OS_2_DEFINED 10 11 #include "SkOTTable_OS_2_VA.h" 12 #include "SkOTTable_OS_2_V0.h" 13 #include "SkOTTable_OS_2_V1.h" 14 #include "SkOTTable_OS_2_V2.h" 15 #include "SkOTTable_OS_2_V3.h" 16 #include "SkOTTable_OS_2_V4.h" 17 18 #pragma pack(push, 1) 19 20 struct SkOTTableOS2 { 21 static constexpr SK_OT_CHAR TAG0 = 'O'; 22 static constexpr SK_OT_CHAR TAG1 = 'S'; 23 static constexpr SK_OT_CHAR TAG2 = '/'; 24 static constexpr SK_OT_CHAR TAG3 = '2'; 25 static constexpr SK_OT_ULONG TAG = SkOTTableTAG<SkOTTableOS2>::value; 26 27 union Version { 28 SK_OT_USHORT version; 29 30 //original V0 TT 31 struct VA : SkOTTableOS2_VA { } vA; 32 struct V0 : SkOTTableOS2_V0 { } v0; 33 struct V1 : SkOTTableOS2_V1 { } v1; 34 struct V2 : SkOTTableOS2_V2 { } v2; 35 //makes fsType 0-3 exclusive 36 struct V3 : SkOTTableOS2_V3 { } v3; 37 //defines fsSelection bits 7-9 38 struct V4 : SkOTTableOS2_V4 { } v4; 39 } version; 40 }; 41 42 #pragma pack(pop) 43 44 45 static_assert(sizeof(SkOTTableOS2::Version::VA) == 68, "sizeof_SkOTTableOS2__VA_not_68"); 46 static_assert(sizeof(SkOTTableOS2::Version::V0) == 78, "sizeof_SkOTTableOS2__V0_not_78"); 47 static_assert(sizeof(SkOTTableOS2::Version::V1) == 86, "sizeof_SkOTTableOS2__V1_not_86"); 48 static_assert(sizeof(SkOTTableOS2::Version::V2) == 96, "sizeof_SkOTTableOS2__V2_not_96"); 49 static_assert(sizeof(SkOTTableOS2::Version::V3) == 96, "sizeof_SkOTTableOS2__V3_not_96"); 50 static_assert(sizeof(SkOTTableOS2::Version::V4) == 96, "sizeof_SkOTTableOS2__V4_not_96"); 51 52 #endif 53