diff options
Diffstat (limited to 'src/harfbuzz-gsub-private.h')
| -rw-r--r-- | src/harfbuzz-gsub-private.h | 151 |
1 files changed, 79 insertions, 72 deletions
diff --git a/src/harfbuzz-gsub-private.h b/src/harfbuzz-gsub-private.h index dd5ffdf..7eb329e 100644 --- a/src/harfbuzz-gsub-private.h +++ b/src/harfbuzz-gsub-private.h @@ -32,6 +32,9 @@ HB_BEGIN_HEADER +#ifdef HB_USE_PACKED_STRUCTS +#pragma pack(push, 1) +#endif typedef union HB_GSUB_SubTable_ HB_GSUB_SubTable; @@ -48,9 +51,9 @@ typedef struct HB_SingleSubstFormat1_ HB_SingleSubstFormat1; struct HB_SingleSubstFormat2_ { + HB_UShort* Substitute; /* array of substitute glyph IDs */ HB_UShort GlyphCount; /* number of glyph IDs in Substitute array */ - HB_UShort* Substitute; /* array of substitute glyph IDs */ }; typedef struct HB_SingleSubstFormat2_ HB_SingleSubstFormat2; @@ -58,14 +61,14 @@ typedef struct HB_SingleSubstFormat2_ HB_SingleSubstFormat2; struct HB_SingleSubst_ { - HB_UShort SubstFormat; /* 1 or 2 */ - HB_Coverage Coverage; /* Coverage table */ - union { HB_SingleSubstFormat1 ssf1; HB_SingleSubstFormat2 ssf2; } ssf; + + HB_Coverage Coverage; /* Coverage table */ + HB_Byte SubstFormat; /* 1 or 2 */ }; typedef struct HB_SingleSubst_ HB_SingleSubst; @@ -75,10 +78,10 @@ typedef struct HB_SingleSubst_ HB_SingleSubst; struct HB_Sequence_ { - HB_UShort GlyphCount; /* number of glyph IDs in the - Substitute array */ HB_UShort* Substitute; /* string of glyph IDs to substitute */ + HB_UShort GlyphCount; /* number of glyph IDs in the + Substitute array */ }; typedef struct HB_Sequence_ HB_Sequence; @@ -86,10 +89,10 @@ typedef struct HB_Sequence_ HB_Sequence; struct HB_MultipleSubst_ { - HB_UShort SubstFormat; /* always 1 */ + HB_Sequence* Sequence; /* array of Sequence tables */ HB_Coverage Coverage; /* Coverage table */ + HB_UShort SubstFormat; /* always 1 */ HB_UShort SequenceCount; /* number of Sequence tables */ - HB_Sequence* Sequence; /* array of Sequence tables */ }; typedef struct HB_MultipleSubst_ HB_MultipleSubst; @@ -99,9 +102,9 @@ typedef struct HB_MultipleSubst_ HB_MultipleSubst; struct HB_AlternateSet_ { + HB_UShort* Alternate; /* array of alternate glyph IDs */ HB_UShort GlyphCount; /* number of glyph IDs in the Alternate array */ - HB_UShort* Alternate; /* array of alternate glyph IDs */ }; typedef struct HB_AlternateSet_ HB_AlternateSet; @@ -109,11 +112,11 @@ typedef struct HB_AlternateSet_ HB_AlternateSet; struct HB_AlternateSubst_ { - HB_UShort SubstFormat; /* always 1 */ + HB_AlternateSet* AlternateSet; /* array of AlternateSet tables */ HB_Coverage Coverage; /* Coverage table */ + HB_UShort SubstFormat; /* always 1 */ HB_UShort AlternateSetCount; /* number of AlternateSet tables */ - HB_AlternateSet* AlternateSet; /* array of AlternateSet tables */ }; typedef struct HB_AlternateSubst_ HB_AlternateSubst; @@ -123,10 +126,10 @@ typedef struct HB_AlternateSubst_ HB_AlternateSubst; struct HB_Ligature_ { + HB_UShort* Component; /* array of component glyph IDs */ HB_UShort LigGlyph; /* glyphID of ligature to substitute */ HB_UShort ComponentCount; /* number of components in ligature */ - HB_UShort* Component; /* array of component glyph IDs */ }; typedef struct HB_Ligature_ HB_Ligature; @@ -134,8 +137,8 @@ typedef struct HB_Ligature_ HB_Ligature; struct HB_LigatureSet_ { - HB_UShort LigatureCount; /* number of Ligature tables */ HB_Ligature* Ligature; /* array of Ligature tables */ + HB_UShort LigatureCount; /* number of Ligature tables */ }; typedef struct HB_LigatureSet_ HB_LigatureSet; @@ -143,10 +146,10 @@ typedef struct HB_LigatureSet_ HB_LigatureSet; struct HB_LigatureSubst_ { - HB_UShort SubstFormat; /* always 1 */ + HB_LigatureSet* LigatureSet; /* array of LigatureSet tables */ HB_Coverage Coverage; /* Coverage table */ + HB_UShort SubstFormat; /* always 1 */ HB_UShort LigatureSetCount; /* number of LigatureSet tables */ - HB_LigatureSet* LigatureSet; /* array of LigatureSet tables */ }; typedef struct HB_LigatureSubst_ HB_LigatureSubst; @@ -168,13 +171,13 @@ typedef struct HB_SubstLookupRecord_ HB_SubstLookupRecord; struct HB_SubRule_ { - HB_UShort GlyphCount; /* total number of input glyphs */ - HB_UShort SubstCount; /* number of SubstLookupRecord - tables */ HB_UShort* Input; /* array of input glyph IDs */ HB_SubstLookupRecord* SubstLookupRecord; /* array of SubstLookupRecord tables */ + HB_UShort GlyphCount; /* total number of input glyphs */ + HB_UShort SubstCount; /* number of SubstLookupRecord + tables */ }; typedef struct HB_SubRule_ HB_SubRule; @@ -182,8 +185,8 @@ typedef struct HB_SubRule_ HB_SubRule; struct HB_SubRuleSet_ { - HB_UShort SubRuleCount; /* number of SubRule tables */ HB_SubRule* SubRule; /* array of SubRule tables */ + HB_UShort SubRuleCount; /* number of SubRule tables */ }; typedef struct HB_SubRuleSet_ HB_SubRuleSet; @@ -191,9 +194,9 @@ typedef struct HB_SubRuleSet_ HB_SubRuleSet; struct HB_ContextSubstFormat1_ { + HB_SubRuleSet* SubRuleSet; /* array of SubRuleSet tables */ HB_Coverage Coverage; /* Coverage table */ HB_UShort SubRuleSetCount; /* number of SubRuleSet tables */ - HB_SubRuleSet* SubRuleSet; /* array of SubRuleSet tables */ }; typedef struct HB_ContextSubstFormat1_ HB_ContextSubstFormat1; @@ -201,13 +204,13 @@ typedef struct HB_ContextSubstFormat1_ HB_ContextSubstFormat1; struct HB_SubClassRule_ { - HB_UShort GlyphCount; /* total number of context classes */ - HB_UShort SubstCount; /* number of SubstLookupRecord - tables */ HB_UShort* Class; /* array of classes */ HB_SubstLookupRecord* SubstLookupRecord; /* array of SubstLookupRecord tables */ + HB_UShort GlyphCount; /* total number of context classes */ + HB_UShort SubstCount; /* number of SubstLookupRecord + tables */ }; typedef struct HB_SubClassRule_ HB_SubClassRule; @@ -215,9 +218,9 @@ typedef struct HB_SubClassRule_ HB_SubClassRule; struct HB_SubClassSet_ { + HB_SubClassRule* SubClassRule; /* array of SubClassRule tables */ HB_UShort SubClassRuleCount; /* number of SubClassRule tables */ - HB_SubClassRule* SubClassRule; /* array of SubClassRule tables */ }; typedef struct HB_SubClassSet_ HB_SubClassSet; @@ -229,13 +232,13 @@ typedef struct HB_SubClassSet_ HB_SubClassSet; struct HB_ContextSubstFormat2_ { - HB_UShort MaxContextLength; - /* maximal context length */ + HB_SubClassSet* SubClassSet; /* array of SubClassSet tables */ HB_Coverage Coverage; /* Coverage table */ HB_ClassDefinition ClassDef; /* ClassDef table */ HB_UShort SubClassSetCount; /* number of SubClassSet tables */ - HB_SubClassSet* SubClassSet; /* array of SubClassSet tables */ + HB_UShort MaxContextLength; + /* maximal context length */ }; typedef struct HB_ContextSubstFormat2_ HB_ContextSubstFormat2; @@ -243,11 +246,11 @@ typedef struct HB_ContextSubstFormat2_ HB_ContextSubstFormat2; struct HB_ContextSubstFormat3_ { - HB_UShort GlyphCount; /* number of input glyphs */ - HB_UShort SubstCount; /* number of SubstLookupRecords */ HB_Coverage* Coverage; /* array of Coverage tables */ HB_SubstLookupRecord* SubstLookupRecord; /* array of substitution lookups */ + HB_UShort GlyphCount; /* number of input glyphs */ + HB_UShort SubstCount; /* number of SubstLookupRecords */ }; typedef struct HB_ContextSubstFormat3_ HB_ContextSubstFormat3; @@ -255,14 +258,14 @@ typedef struct HB_ContextSubstFormat3_ HB_ContextSubstFormat3; struct HB_ContextSubst_ { - HB_UShort SubstFormat; /* 1, 2, or 3 */ - union { HB_ContextSubstFormat1 csf1; HB_ContextSubstFormat2 csf2; HB_ContextSubstFormat3 csf3; } csf; + + HB_Byte SubstFormat; /* 1, 2, or 3 */ }; typedef struct HB_ContextSubst_ HB_ContextSubst; @@ -272,18 +275,18 @@ typedef struct HB_ContextSubst_ HB_ContextSubst; struct HB_ChainSubRule_ { + HB_UShort* Backtrack; /* array of backtrack glyph IDs */ + HB_UShort* Input; /* array of input glyph IDs */ + HB_UShort* Lookahead; /* array of lookahead glyph IDs */ + HB_SubstLookupRecord* SubstLookupRecord; + /* array of SubstLookupRecords */ HB_UShort BacktrackGlyphCount; /* total number of backtrack glyphs */ - HB_UShort* Backtrack; /* array of backtrack glyph IDs */ HB_UShort InputGlyphCount; /* total number of input glyphs */ - HB_UShort* Input; /* array of input glyph IDs */ HB_UShort LookaheadGlyphCount; /* total number of lookahead glyphs */ - HB_UShort* Lookahead; /* array of lookahead glyph IDs */ HB_UShort SubstCount; /* number of SubstLookupRecords */ - HB_SubstLookupRecord* SubstLookupRecord; - /* array of SubstLookupRecords */ }; typedef struct HB_ChainSubRule_ HB_ChainSubRule; @@ -291,9 +294,9 @@ typedef struct HB_ChainSubRule_ HB_ChainSubRule; struct HB_ChainSubRuleSet_ { + HB_ChainSubRule* ChainSubRule; /* array of ChainSubRule tables */ HB_UShort ChainSubRuleCount; /* number of ChainSubRule tables */ - HB_ChainSubRule* ChainSubRule; /* array of ChainSubRule tables */ }; typedef struct HB_ChainSubRuleSet_ HB_ChainSubRuleSet; @@ -301,11 +304,11 @@ typedef struct HB_ChainSubRuleSet_ HB_ChainSubRuleSet; struct HB_ChainContextSubstFormat1_ { + HB_ChainSubRuleSet* ChainSubRuleSet; + /* array of ChainSubRuleSet tables */ HB_Coverage Coverage; /* Coverage table */ HB_UShort ChainSubRuleSetCount; /* number of ChainSubRuleSet tables */ - HB_ChainSubRuleSet* ChainSubRuleSet; - /* array of ChainSubRuleSet tables */ }; typedef struct HB_ChainContextSubstFormat1_ HB_ChainContextSubstFormat1; @@ -313,20 +316,20 @@ typedef struct HB_ChainContextSubstFormat1_ HB_ChainContextSubstFormat1; struct HB_ChainSubClassRule_ { + HB_UShort* Backtrack; /* array of backtrack classes */ + HB_UShort* Input; /* array of context classes */ + HB_UShort* Lookahead; /* array of lookahead classes */ + HB_SubstLookupRecord* SubstLookupRecord; + /* array of substitution lookups */ HB_UShort BacktrackGlyphCount; /* total number of backtrack classes */ - HB_UShort* Backtrack; /* array of backtrack classes */ HB_UShort InputGlyphCount; /* total number of context classes */ - HB_UShort* Input; /* array of context classes */ HB_UShort LookaheadGlyphCount; /* total number of lookahead classes */ - HB_UShort* Lookahead; /* array of lookahead classes */ HB_UShort SubstCount; /* number of SubstLookupRecords */ - HB_SubstLookupRecord* SubstLookupRecord; - /* array of substitution lookups */ }; typedef struct HB_ChainSubClassRule_ HB_ChainSubClassRule; @@ -334,12 +337,12 @@ typedef struct HB_ChainSubClassRule_ HB_ChainSubClassRule; struct HB_ChainSubClassSet_ { - HB_UShort ChainSubClassRuleCount; - /* number of ChainSubClassRule - tables */ HB_ChainSubClassRule* ChainSubClassRule; /* array of ChainSubClassRule tables */ + HB_UShort ChainSubClassRuleCount; + /* number of ChainSubClassRule + tables */ }; typedef struct HB_ChainSubClassSet_ HB_ChainSubClassSet; @@ -351,27 +354,27 @@ typedef struct HB_ChainSubClassSet_ HB_ChainSubClassSet; struct HB_ChainContextSubstFormat2_ { + HB_ChainSubClassSet* ChainSubClassSet; + /* array of ChainSubClassSet + tables */ HB_Coverage Coverage; /* Coverage table */ - HB_UShort MaxBacktrackLength; - /* maximal backtrack length */ HB_ClassDefinition BacktrackClassDef; /* BacktrackClassDef table */ - HB_UShort MaxInputLength; - /* maximal input length */ HB_ClassDefinition InputClassDef; /* InputClassDef table */ - HB_UShort MaxLookaheadLength; - /* maximal lookahead length */ HB_ClassDefinition LookaheadClassDef; /* LookaheadClassDef table */ HB_UShort ChainSubClassSetCount; /* number of ChainSubClassSet tables */ - HB_ChainSubClassSet* ChainSubClassSet; - /* array of ChainSubClassSet - tables */ + HB_UShort MaxBacktrackLength; + /* maximal backtrack length */ + HB_UShort MaxLookaheadLength; + /* maximal lookahead length */ + HB_UShort MaxInputLength; + /* maximal input length */ }; typedef struct HB_ChainContextSubstFormat2_ HB_ChainContextSubstFormat2; @@ -379,24 +382,24 @@ typedef struct HB_ChainContextSubstFormat2_ HB_ChainContextSubstFormat2; struct HB_ChainContextSubstFormat3_ { - HB_UShort BacktrackGlyphCount; - /* number of backtrack glyphs */ HB_Coverage* BacktrackCoverage; /* array of backtrack Coverage tables */ - HB_UShort InputGlyphCount; - /* number of input glyphs */ HB_Coverage* InputCoverage; /* array of input coverage tables */ - HB_UShort LookaheadGlyphCount; - /* number of lookahead glyphs */ HB_Coverage* LookaheadCoverage; /* array of lookahead coverage tables */ - HB_UShort SubstCount; /* number of SubstLookupRecords */ HB_SubstLookupRecord* SubstLookupRecord; /* array of substitution lookups */ + HB_UShort BacktrackGlyphCount; + /* number of backtrack glyphs */ + HB_UShort InputGlyphCount; + /* number of input glyphs */ + HB_UShort LookaheadGlyphCount; + /* number of lookahead glyphs */ + HB_UShort SubstCount; /* number of SubstLookupRecords */ }; typedef struct HB_ChainContextSubstFormat3_ HB_ChainContextSubstFormat3; @@ -404,14 +407,14 @@ typedef struct HB_ChainContextSubstFormat3_ HB_ChainContextSubstFormat3; struct HB_ChainContextSubst_ { - HB_UShort SubstFormat; /* 1, 2, or 3 */ - union { HB_ChainContextSubstFormat1 ccsf1; HB_ChainContextSubstFormat2 ccsf2; HB_ChainContextSubstFormat3 ccsf3; } ccsf; + + HB_Byte SubstFormat; /* 1, 2, or 3 */ }; typedef struct HB_ChainContextSubst_ HB_ChainContextSubst; @@ -421,9 +424,9 @@ typedef struct HB_ChainContextSubst_ HB_ChainContextSubst; /* LookupType 7 */ struct HB_ExtensionSubst_ { + HB_GSUB_SubTable *subtable; /* referenced subtable */ HB_UShort SubstFormat; /* always 1 */ HB_UShort LookuptType; /* lookup-type of referenced subtable */ - HB_GSUB_SubTable *subtable; /* referenced subtable */ }; typedef struct HB_ExtensionSubst_ HB_ExtensionSubst; @@ -433,16 +436,16 @@ typedef struct HB_ExtensionSubst_ HB_ExtensionSubst; /* LookupType 8 */ struct HB_ReverseChainContextSubst_ { - HB_UShort SubstFormat; /* always 1 */ - HB_Coverage Coverage; /* coverage table for input glyphs */ - HB_UShort BacktrackGlyphCount; /* number of backtrack glyphs */ + HB_Coverage* LookaheadCoverage; /* array of lookahead Coverage + tables */ + HB_UShort* Substitute; /* array of substitute Glyph ID */ HB_Coverage* BacktrackCoverage; /* array of backtrack Coverage tables */ + HB_Coverage Coverage; /* coverage table for input glyphs */ + HB_UShort SubstFormat; /* always 1 */ + HB_UShort BacktrackGlyphCount; /* number of backtrack glyphs */ HB_UShort LookaheadGlyphCount; /* number of lookahead glyphs */ - HB_Coverage* LookaheadCoverage; /* array of lookahead Coverage - tables */ HB_UShort GlyphCount; /* number of Glyph IDs */ - HB_UShort* Substitute; /* array of substitute Glyph ID */ }; typedef struct HB_ReverseChainContextSubst_ HB_ReverseChainContextSubst; @@ -471,6 +474,10 @@ HB_INTERNAL void _HB_GSUB_Free_SubTable( HB_GSUB_SubTable* st, HB_UShort lookup_type ); +#ifdef HB_USE_PACKED_STRUCTS +#pragma pack(pop) +#endif + HB_END_HEADER #endif /* HARFBUZZ_GSUB_PRIVATE_H */ |