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usp10: Better handle 0 cases when caching scripts, languages and features.
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@ -871,12 +871,15 @@ static void GSUB_initialize_script_cache(ScriptCache *psc)
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script = (const GSUB_ScriptList*)((const BYTE*)header + GET_BE_WORD(header->ScriptList));
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psc->script_count = GET_BE_WORD(script->ScriptCount);
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TRACE("initializing %i scripts in this font\n",psc->script_count);
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psc->scripts = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(LoadedScript) * psc->script_count);
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for (i = 0; i < psc->script_count; i++)
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if (psc->script_count)
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{
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int offset = GET_BE_WORD(script->ScriptRecord[i].Script);
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psc->scripts[i].tag = MS_MAKE_TAG(script->ScriptRecord[i].ScriptTag[0], script->ScriptRecord[i].ScriptTag[1], script->ScriptRecord[i].ScriptTag[2], script->ScriptRecord[i].ScriptTag[3]);
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psc->scripts[i].table = ((const BYTE*)script + offset);
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psc->scripts = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(LoadedScript) * psc->script_count);
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for (i = 0; i < psc->script_count; i++)
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{
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int offset = GET_BE_WORD(script->ScriptRecord[i].Script);
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psc->scripts[i].tag = MS_MAKE_TAG(script->ScriptRecord[i].ScriptTag[0], script->ScriptRecord[i].ScriptTag[1], script->ScriptRecord[i].ScriptTag[2], script->ScriptRecord[i].ScriptTag[3]);
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psc->scripts[i].table = ((const BYTE*)script + offset);
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}
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}
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}
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}
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@ -926,15 +929,18 @@ static void GSUB_initialize_language_cache(LoadedScript *script)
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script->default_language.tag = MS_MAKE_TAG('d','f','l','t');
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script->default_language.table = (const BYTE*)table + GET_BE_WORD(table->DefaultLangSys);
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TRACE("Deflang %p, LangCount %i\n",script->default_language.table, script->language_count);
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script->languages = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(LoadedLanguage) * script->language_count);
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for (i = 0; i < script->language_count; i++)
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if (script->language_count)
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{
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int offset = GET_BE_WORD(table->LangSysRecord[i].LangSys);
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script->languages[i].tag = MS_MAKE_TAG(table->LangSysRecord[i].LangSysTag[0], table->LangSysRecord[i].LangSysTag[1], table->LangSysRecord[i].LangSysTag[2], table->LangSysRecord[i].LangSysTag[3]);
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script->languages[i].table = ((const BYTE*)table + offset);
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TRACE("Deflang %p, LangCount %i\n",script->default_language.table, script->language_count);
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script->languages = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(LoadedLanguage) * script->language_count);
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for (i = 0; i < script->language_count; i++)
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{
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int offset = GET_BE_WORD(table->LangSysRecord[i].LangSys);
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script->languages[i].tag = MS_MAKE_TAG(table->LangSysRecord[i].LangSysTag[0], table->LangSysRecord[i].LangSysTag[1], table->LangSysRecord[i].LangSysTag[2], table->LangSysRecord[i].LangSysTag[3]);
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script->languages[i].table = ((const BYTE*)table + offset);
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}
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}
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}
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}
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@ -1019,23 +1025,26 @@ static void GSUB_initialize_feature_cache(LPCVOID table, LoadedLanguage *languag
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language->feature_count = GET_BE_WORD(lang->FeatureCount);
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TRACE("%i features\n",language->feature_count);
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language->features = HeapAlloc(GetProcessHeap(),0,sizeof(LoadedFeature)*language->feature_count);
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feature_list = (const GSUB_FeatureList*)((const BYTE*)header + GET_BE_WORD(header->FeatureList));
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for (i = 0; i < language->feature_count; i++)
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if (language->feature_count)
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{
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const GSUB_Feature *feature;
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int j;
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int index = GET_BE_WORD(lang->FeatureIndex[i]);
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language->features = HeapAlloc(GetProcessHeap(),0,sizeof(LoadedFeature)*language->feature_count);
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language->features[i].tag = MS_MAKE_TAG(feature_list->FeatureRecord[index].FeatureTag[0], feature_list->FeatureRecord[index].FeatureTag[1], feature_list->FeatureRecord[index].FeatureTag[2], feature_list->FeatureRecord[index].FeatureTag[3]);
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language->features[i].feature = ((const BYTE*)feature_list + GET_BE_WORD(feature_list->FeatureRecord[index].Feature));
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feature = (const GSUB_Feature*)language->features[i].feature;
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language->features[i].lookup_count = GET_BE_WORD(feature->LookupCount);
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language->features[i].lookups = HeapAlloc(GetProcessHeap(),0,sizeof(WORD) * language->features[i].lookup_count);
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for (j = 0; j < language->features[i].lookup_count; j++)
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language->features[i].lookups[j] = GET_BE_WORD(feature->LookupListIndex[j]);
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feature_list = (const GSUB_FeatureList*)((const BYTE*)header + GET_BE_WORD(header->FeatureList));
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for (i = 0; i < language->feature_count; i++)
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{
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const GSUB_Feature *feature;
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int j;
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int index = GET_BE_WORD(lang->FeatureIndex[i]);
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language->features[i].tag = MS_MAKE_TAG(feature_list->FeatureRecord[index].FeatureTag[0], feature_list->FeatureRecord[index].FeatureTag[1], feature_list->FeatureRecord[index].FeatureTag[2], feature_list->FeatureRecord[index].FeatureTag[3]);
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language->features[i].feature = ((const BYTE*)feature_list + GET_BE_WORD(feature_list->FeatureRecord[index].Feature));
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feature = (const GSUB_Feature*)language->features[i].feature;
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language->features[i].lookup_count = GET_BE_WORD(feature->LookupCount);
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language->features[i].lookups = HeapAlloc(GetProcessHeap(),0,sizeof(WORD) * language->features[i].lookup_count);
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for (j = 0; j < language->features[i].lookup_count; j++)
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language->features[i].lookups[j] = GET_BE_WORD(feature->LookupListIndex[j]);
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}
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}
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}
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}
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