X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/9a98069f5e4cd10c3115bfab077f00c4b40eaa42..2b1911b269244f4e84abbb671c82cd804f8c93c6:/Execute.cpp?ds=sidebyside diff --git a/Execute.cpp b/Execute.cpp index 4821319..18bdce6 100644 --- a/Execute.cpp +++ b/Execute.cpp @@ -1,86 +1,109 @@ -/* Cycript - Optimizing JavaScript Compiler/Runtime - * Copyright (C) 2009-2012 Jay Freeman (saurik) +/* Cycript - The Truly Universal Scripting Language + * Copyright (C) 2009-2016 Jay Freeman (saurik) */ -/* GNU Lesser General Public License, Version 3 {{{ */ +/* GNU Affero General Public License, Version 3 {{{ */ /* - * Cycript is free software: you can redistribute it and/or modify it under - * the terms of the GNU Lesser General Public License as published by the - * Free Software Foundation, either version 3 of the License, or (at your - * option) any later version. - * - * Cycript is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public - * License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with Cycript. If not, see . + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see . **/ /* }}} */ -#include "Internal.hpp" - -#include -#include - #include "cycript.hpp" -#include "sig/parse.hpp" -#include "sig/ffi_type.hpp" - -#include "Pooling.hpp" -#include "Execute.hpp" - -#include - #include -#include #include #include #include #include #include -#include "Parser.hpp" -#include "Cycript.tab.hh" +#include +#include +#include +#include + +#include +#include + +#include +#include "sig/parse.hpp" +#include "sig/ffi_type.hpp" + +#include "Bridge.hpp" +#include "Code.hpp" +#include "Decode.hpp" #include "Error.hpp" +#include "Execute.hpp" +#include "Internal.hpp" #include "JavaScript.hpp" +#include "Pooling.hpp" #include "String.hpp" -struct CYHooks *hooks_; +const char *sqlite3_column_string(sqlite3_stmt *stmt, int n) { + return reinterpret_cast(sqlite3_column_text(stmt, n)); +} + +char *sqlite3_column_pooled(CYPool &pool, sqlite3_stmt *stmt, int n) { + if (const char *value = sqlite3_column_string(stmt, n)) + return pool.strdup(value); + else return NULL; +} + +static std::vector &GetHooks() { + static std::vector hooks; + return hooks; +} + +CYRegisterHook::CYRegisterHook(CYHook *hook) { + GetHooks().push_back(hook); +} /* JavaScript Properties {{{ */ +bool CYHasProperty(JSContextRef context, JSObjectRef object, JSStringRef name) { + return JSObjectHasProperty(context, object, name); +} + JSValueRef CYGetProperty(JSContextRef context, JSObjectRef object, size_t index) { - JSValueRef exception(NULL); - JSValueRef value(JSObjectGetPropertyAtIndex(context, object, index, &exception)); - CYThrow(context, exception); - return value; + return _jsccall(JSObjectGetPropertyAtIndex, context, object, index); } JSValueRef CYGetProperty(JSContextRef context, JSObjectRef object, JSStringRef name) { - JSValueRef exception(NULL); - JSValueRef value(JSObjectGetProperty(context, object, name, &exception)); - CYThrow(context, exception); - return value; + return _jsccall(JSObjectGetProperty, context, object, name); } void CYSetProperty(JSContextRef context, JSObjectRef object, size_t index, JSValueRef value) { - JSValueRef exception(NULL); - JSObjectSetPropertyAtIndex(context, object, index, value, &exception); - CYThrow(context, exception); + _jsccall(JSObjectSetPropertyAtIndex, context, object, index, value); } void CYSetProperty(JSContextRef context, JSObjectRef object, JSStringRef name, JSValueRef value, JSPropertyAttributes attributes) { - JSValueRef exception(NULL); - JSObjectSetProperty(context, object, name, value, attributes, &exception); - CYThrow(context, exception); + _jsccall(JSObjectSetProperty, context, object, name, value, attributes); } void CYSetProperty(JSContextRef context, JSObjectRef object, JSStringRef name, JSValueRef (*callback)(JSContextRef, JSObjectRef, JSObjectRef, size_t, const JSValueRef[], JSValueRef *), JSPropertyAttributes attributes) { CYSetProperty(context, object, name, JSObjectMakeFunctionWithCallback(context, name, callback), attributes); } + +JSObjectRef CYGetPrototype(JSContextRef context, JSObjectRef object) { + return CYCastJSObject(context, JSObjectGetPrototype(context, object)); +} + +void CYSetPrototype(JSContextRef context, JSObjectRef object, JSValueRef value) { + _assert(!JSValueIsUndefined(context, value)); + JSObjectSetPrototype(context, object, value); + _assert(CYIsStrictEqual(context, JSObjectGetPrototype(context, object), value)); +} /* }}} */ /* JavaScript Strings {{{ */ JSStringRef CYCopyJSString(const char *value) { @@ -92,52 +115,90 @@ JSStringRef CYCopyJSString(JSStringRef value) { } JSStringRef CYCopyJSString(CYUTF8String value) { - // XXX: this is very wrong; it needs to convert to UTF16 and then create from there - return CYCopyJSString(value.data); + if (memchr(value.data, '\0', value.size) != NULL) { + CYPool pool; + return CYCopyJSString(CYPoolUTF16String(pool, value)); + } else if (value.data[value.size] != '\0') { + CYPool pool; + return CYCopyJSString(pool.strmemdup(value.data, value.size)); + } else { + return CYCopyJSString(value.data); + } +} + +JSStringRef CYCopyJSString(const std::string &value) { + return CYCopyJSString(CYUTF8String(value.c_str(), value.size())); +} + +JSStringRef CYCopyJSString(CYUTF16String value) { + return JSStringCreateWithCharacters(value.data, value.size); } JSStringRef CYCopyJSString(JSContextRef context, JSValueRef value) { if (JSValueIsNull(context, value)) return NULL; - JSValueRef exception(NULL); - JSStringRef string(JSValueToStringCopy(context, value, &exception)); - CYThrow(context, exception); - return string; + return _jsccall(JSValueToStringCopy, context, value); } -static CYUTF16String CYCastUTF16String(JSStringRef value) { +CYUTF16String CYCastUTF16String(JSStringRef value) { return CYUTF16String(JSStringGetCharactersPtr(value), JSStringGetLength(value)); } -CYUTF8String CYPoolUTF8String(apr_pool_t *pool, JSContextRef context, JSStringRef value) { +const char *CYPoolCString(CYPool &pool, CYUTF8String utf8) { + return pool.strndup(utf8.data, utf8.size); +} + +CYUTF8String CYPoolUTF8String(CYPool &pool, CYUTF8String utf8) { + return {pool.strndup(utf8.data, utf8.size), utf8.size}; +} + +_visible CYUTF8String CYPoolUTF8String(CYPool &pool, const std::string &value) { + return {pool.strndup(value.data(), value.size()), value.size()}; +} + +CYUTF8String CYPoolUTF8String(CYPool &pool, JSContextRef context, JSStringRef value) { return CYPoolUTF8String(pool, CYCastUTF16String(value)); } -const char *CYPoolCString(apr_pool_t *pool, JSContextRef context, JSStringRef value) { +const char *CYPoolCString(CYPool &pool, JSContextRef context, JSStringRef value) { CYUTF8String utf8(CYPoolUTF8String(pool, context, value)); _assert(memchr(utf8.data, '\0', utf8.size) == NULL); return utf8.data; } -const char *CYPoolCString(apr_pool_t *pool, JSContextRef context, JSValueRef value) { +const char *CYPoolCString(CYPool &pool, JSContextRef context, JSValueRef value) { return JSValueIsNull(context, value) ? NULL : CYPoolCString(pool, context, CYJSString(context, value)); } /* }}} */ /* Index Offsets {{{ */ -size_t CYGetIndex(apr_pool_t *pool, JSContextRef context, JSStringRef value) { +size_t CYGetIndex(CYPool &pool, JSContextRef context, JSStringRef value) { return CYGetIndex(CYPoolUTF8String(pool, context, value)); } /* }}} */ +static JSObjectRef (*JSObjectMakeArray$)(JSContextRef, size_t, const JSValueRef[], JSValueRef *); + +JSObjectRef CYObjectMakeArray(JSContextRef context, size_t length, const JSValueRef values[]) { + if (JSObjectMakeArray$ != NULL) + return _jsccall(*JSObjectMakeArray$, context, length, values); + JSObjectRef Array(CYGetCachedObject(context, CYJSString("Array"))); + bool wat(length == 1 && JSValueGetType(context, values[0]) == kJSTypeNumber); + JSValueRef value(CYCallAsFunction(context, Array, NULL, wat ? 0 : length, values)); + JSObjectRef object(CYCastJSObject(context, value)); + if (wat) CYArrayPush(context, object, 1, values); + return object; +} + static JSClassRef All_; -static JSClassRef Context_; -JSClassRef Functor_; +JSClassRef cy::Functor::Class_; static JSClassRef Global_; -static JSClassRef Pointer_; -static JSClassRef Struct_; JSStringRef Array_s; +JSStringRef constructor_s; JSStringRef cy_s; +JSStringRef cyi_s; +JSStringRef cyt_s; +JSStringRef cyt__s; JSStringRef length_s; JSStringRef message_s; JSStringRef name_s; @@ -149,59 +210,28 @@ JSStringRef toCYON_s; JSStringRef toJSON_s; JSStringRef toPointer_s; JSStringRef toString_s; +JSStringRef weak_s; + +static sqlite3 *database_; static JSStringRef Result_; void CYFinalize(JSObjectRef object) { CYData *internal(reinterpret_cast(JSObjectGetPrivate(object))); + if (internal == NULL) + return; + _assert(internal->count_ != _not(unsigned)); if (--internal->count_ == 0) delete internal; } -void Structor_(apr_pool_t *pool, sig::Type *&type) { - if ( - type->primitive == sig::pointer_P && - type->data.data.type != NULL && - type->data.data.type->primitive == sig::struct_P && - type->data.data.type->name != NULL && - strcmp(type->data.data.type->name, "_objc_class") == 0 - ) { - type->primitive = sig::typename_P; - type->data.data.type = NULL; - return; - } - - if (type->primitive != sig::struct_P || type->name == NULL) - return; - - size_t length(strlen(type->name)); - char keyed[length + 2]; - memcpy(keyed + 1, type->name, length + 1); - - static const char *modes = "34"; - for (size_t i(0); i != 2; ++i) { - char mode(modes[i]); - keyed[0] = mode; - - if (CYBridgeEntry *entry = CYBridgeHash(keyed, length + 1)) - switch (mode) { - case '3': - sig::Parse(pool, &type->data.signature, entry->value_, &Structor_); - break; - - case '4': { - sig::Signature signature; - sig::Parse(pool, &signature, entry->value_, &Structor_); - type = signature.elements[0].type; - } break; - } - } +sig::Type *Structor_(CYPool &pool, sig::Aggregate *aggregate) { + //_assert(false); + return aggregate; } -JSClassRef Type_privateData::Class_; - struct Context : - CYData + CYRoot { JSGlobalContextRef context_; @@ -211,53 +241,84 @@ struct Context : } }; -struct Pointer : - CYOwned +struct CArray : + CYRoot { + void *value_; + CYProtect owner_; Type_privateData *type_; size_t length_; - Pointer(void *value, JSContextRef context, JSObjectRef owner, size_t length, sig::Type *type) : - CYOwned(value, context, owner), - type_(new(pool_) Type_privateData(type)), + CArray(void *value, size_t length, const sig::Type &type, ffi_type *ffi, JSContextRef context, JSObjectRef owner) : + value_(value), + owner_(context, owner), + type_(new(*pool_) Type_privateData(type, ffi)), length_(length) { } }; -struct Struct_privateData : - CYOwned +struct CString : + CYRoot { - Type_privateData *type_; + char *value_; + CYProtect owner_; - Struct_privateData(JSContextRef context, JSObjectRef owner) : - CYOwned(NULL, context, owner) + CString(char *value, JSContextRef context, JSObjectRef owner) : + value_(value), + owner_(context, owner) { } }; -typedef std::map TypeMap; -static TypeMap Types_; +struct Pointer : + CYRoot +{ + void *value_; + CYProtect owner_; + Type_privateData *type_; -JSObjectRef CYMakeStruct(JSContextRef context, void *data, sig::Type *type, ffi_type *ffi, JSObjectRef owner) { - Struct_privateData *internal(new Struct_privateData(context, owner)); - apr_pool_t *pool(internal->pool_); - Type_privateData *typical(new(pool) Type_privateData(type, ffi)); - internal->type_ = typical; + Pointer(void *value, const sig::Type &type, JSContextRef context, JSObjectRef owner) : + value_(value), + owner_(context, owner), + type_(new(*pool_) Type_privateData(type)) + { + } - if (owner != NULL) - internal->value_ = data; - else { - size_t size(typical->GetFFI()->size); - void *copy(apr_palloc(internal->pool_, size)); - memcpy(copy, data, size); - internal->value_ = copy; + Pointer(void *value, const char *encoding, JSContextRef context, JSObjectRef owner) : + value_(value), + owner_(context, owner), + type_(new(*pool_) Type_privateData(encoding)) + { } +}; - return JSObjectMake(context, Struct_, internal); -} +struct Struct_privateData : + CYRoot +{ + void *value_; + CYProtect owner_; + Type_privateData *type_; + + Struct_privateData(void *value, const sig::Type &type, ffi_type *ffi, JSContextRef context, JSObjectRef owner) : + value_(value), + owner_(context, owner), + type_(new(*pool_) Type_privateData(type, ffi)) + { + if (owner == NULL) { + size_t size(ffi->size); + void *copy(pool_->malloc(size, ffi->alignment)); + memcpy(copy, value_, size); + value_ = copy; + } + } +}; static void *CYCastSymbol(const char *name) { + for (CYHook *hook : GetHooks()) + if (hook->CastSymbol != NULL) + if (void *value = (*hook->CastSymbol)(name)) + return value; return dlsym(RTLD_DEFAULT, name); } @@ -271,25 +332,31 @@ JSValueRef CYCastJSValue(JSContextRef context, double value) { #define CYCastJSValue_(Type_) \ JSValueRef CYCastJSValue(JSContextRef context, Type_ value) { \ + _assert(static_cast(static_cast(value)) == value); \ return JSValueMakeNumber(context, static_cast(value)); \ } -CYCastJSValue_(int) +CYCastJSValue_(long double) +CYCastJSValue_(signed short int) +CYCastJSValue_(unsigned short int) +CYCastJSValue_(signed int) CYCastJSValue_(unsigned int) -CYCastJSValue_(long int) -CYCastJSValue_(long unsigned int) -CYCastJSValue_(long long int) -CYCastJSValue_(long long unsigned int) +CYCastJSValue_(signed long int) +CYCastJSValue_(unsigned long int) +CYCastJSValue_(signed long long int) +CYCastJSValue_(unsigned long long int) + +#ifdef __SIZEOF_INT128__ +CYCastJSValue_(signed __int128) +CYCastJSValue_(unsigned __int128) +#endif JSValueRef CYJSUndefined(JSContextRef context) { return JSValueMakeUndefined(context); } double CYCastDouble(JSContextRef context, JSValueRef value) { - JSValueRef exception(NULL); - double number(JSValueToNumber(context, value, &exception)); - CYThrow(context, exception); - return number; + return _jsccall(JSValueToNumber, context, value); } bool CYCastBool(JSContextRef context, JSValueRef value) { @@ -309,48 +376,92 @@ JSValueRef CYCastJSValue(JSContextRef context, const char *value) { } JSObjectRef CYCastJSObject(JSContextRef context, JSValueRef value) { - JSValueRef exception(NULL); - JSObjectRef object(JSValueToObject(context, value, &exception)); - CYThrow(context, exception); - return object; + return _jsccall(JSValueToObject, context, value); } JSValueRef CYCallAsFunction(JSContextRef context, JSObjectRef function, JSObjectRef _this, size_t count, const JSValueRef arguments[]) { - JSValueRef exception(NULL); - JSValueRef value(JSObjectCallAsFunction(context, function, _this, count, arguments, &exception)); - CYThrow(context, exception); - return value; + return _jsccall(JSObjectCallAsFunction, context, function, _this, count, arguments); } bool CYIsCallable(JSContextRef context, JSValueRef value) { return value != NULL && JSValueIsObject(context, value) && JSObjectIsFunction(context, (JSObjectRef) value); } +bool CYIsEqual(JSContextRef context, JSValueRef lhs, JSValueRef rhs) { + return _jsccall(JSValueIsEqual, context, lhs, rhs); +} + +bool CYIsStrictEqual(JSContextRef context, JSValueRef lhs, JSValueRef rhs) { + return JSValueIsStrictEqual(context, lhs, rhs); +} + +size_t CYArrayLength(JSContextRef context, JSObjectRef array) { + return CYCastDouble(context, CYGetProperty(context, array, length_s)); +} + +JSValueRef CYArrayGet(JSContextRef context, JSObjectRef array, size_t index) { + return _jsccall(JSObjectGetPropertyAtIndex, context, array, index); +} + +void CYArrayPush(JSContextRef context, JSObjectRef array, size_t length, const JSValueRef arguments[]) { + JSObjectRef Array(CYGetCachedObject(context, CYJSString("Array_prototype"))); + _jsccall(JSObjectCallAsFunction, context, CYCastJSObject(context, CYGetProperty(context, Array, push_s)), array, length, arguments); +} + +void CYArrayPush(JSContextRef context, JSObjectRef array, JSValueRef value) { + return CYArrayPush(context, array, 1, &value); +} + static JSValueRef System_print(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + FILE *file(stdout); + if (count == 0) - printf("\n"); + fputc('\n', file); else { CYPool pool; - printf("%s\n", CYPoolCString(pool, context, arguments[0])); + CYUTF8String string(CYPoolUTF8String(pool, context, CYJSString(context, arguments[0]))); + fwrite(string.data, string.size, 1, file); } + fflush(file); return CYJSUndefined(context); -} CYCatch } +} CYCatch(NULL) } -static size_t Nonce_(0); - -static JSValueRef $cyq(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { +static JSValueRef Global_print(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + FILE *file(stdout); CYPool pool; - const char *name(apr_psprintf(pool, "%s%"APR_SIZE_T_FMT"", CYPoolCString(pool, context, arguments[0]), Nonce_++)); - return CYCastJSValue(context, name); -} -static JSValueRef Cycript_gc_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { - JSGarbageCollect(context); + for (size_t i(0); i != count; ++i) { + if (i != 0) + fputc(' ', file); + CYUTF8String string(CYPoolUTF8String(pool, context, CYJSString(context, arguments[i]))); + fwrite(string.data, string.size, 1, file); + } + + fputc('\n', file); + fflush(file); return CYJSUndefined(context); +} CYCatch(NULL) } + +static void (*JSSynchronousGarbageCollectForDebugging$)(JSContextRef); + +_visible void CYGarbageCollect(JSContextRef context) { + (JSSynchronousGarbageCollectForDebugging$ ?: &JSGarbageCollect)(context); } -const char *CYPoolCCYON(apr_pool_t *pool, JSContextRef context, JSValueRef value, JSValueRef *exception) { CYTry { +static JSValueRef Cycript_compile_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + CYPool pool; + CYUTF8String before(CYPoolUTF8String(pool, context, CYJSString(context, arguments[0]))); + CYUTF8String after(CYPoolCode(pool, before)); + return CYCastJSValue(context, CYJSString(after)); +} CYCatch_(NULL, "SyntaxError") } + +static JSValueRef Cycript_gc_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + CYGarbageCollect(context); + return CYJSUndefined(context); +} CYCatch(NULL) } + +const char *CYPoolCCYON(CYPool &pool, JSContextRef context, JSValueRef value, std::set &objects, JSValueRef *exception) { CYTry { switch (JSType type = JSValueGetType(context, value)) { case kJSTypeUndefined: return "undefined"; @@ -363,35 +474,43 @@ const char *CYPoolCCYON(apr_pool_t *pool, JSContextRef context, JSValueRef value std::ostringstream str; CYNumerify(str, CYCastDouble(context, value)); std::string value(str.str()); - return apr_pstrmemdup(pool, value.c_str(), value.size()); + return pool.strmemdup(value.c_str(), value.size()); } break; case kJSTypeString: { std::ostringstream str; CYUTF8String string(CYPoolUTF8String(pool, context, CYJSString(context, value))); - CYStringify(str, string.data, string.size); + CYStringify(str, string.data, string.size, CYStringifyModeCycript); std::string value(str.str()); - return apr_pstrmemdup(pool, value.c_str(), value.size()); + return pool.strmemdup(value.c_str(), value.size()); } break; case kJSTypeObject: - return CYPoolCCYON(pool, context, (JSObjectRef) value); + return CYPoolCCYON(pool, context, (JSObjectRef) value, objects); default: throw CYJSError(context, "JSValueGetType() == 0x%x", type); } -} CYCatch } +} CYCatch(NULL) } -const char *CYPoolCCYON(apr_pool_t *pool, JSContextRef context, JSValueRef value) { - JSValueRef exception(NULL); - const char *cyon(CYPoolCCYON(pool, context, value, &exception)); - CYThrow(context, exception); - return cyon; +const char *CYPoolCCYON(CYPool &pool, JSContextRef context, JSValueRef value, std::set &objects) { + return _jsccall(CYPoolCCYON, pool, context, value, objects); +} + +const char *CYPoolCCYON(CYPool &pool, JSContextRef context, JSValueRef value, std::set *objects) { + if (objects != NULL) + return CYPoolCCYON(pool, context, value, *objects); + else { + std::set objects; + return CYPoolCCYON(pool, context, value, objects); + } } -const char *CYPoolCCYON(apr_pool_t *pool, JSContextRef context, JSObjectRef object) { +const char *CYPoolCCYON(CYPool &pool, JSContextRef context, JSObjectRef object, std::set &objects) { JSValueRef toCYON(CYGetProperty(context, object, toCYON_s)); if (CYIsCallable(context, toCYON)) { - JSValueRef value(CYCallAsFunction(context, (JSObjectRef) toCYON, object, 0, NULL)); + // XXX: this needs to be abstracted behind some kind of function + JSValueRef arguments[1] = {CYCastJSValue(context, reinterpret_cast(&objects))}; + JSValueRef value(CYCallAsFunction(context, (JSObjectRef) toCYON, object, 1, arguments)); _assert(value != NULL); return CYPoolCString(pool, context, value); } @@ -399,10 +518,7 @@ const char *CYPoolCCYON(apr_pool_t *pool, JSContextRef context, JSObjectRef obje JSValueRef toJSON(CYGetProperty(context, object, toJSON_s)); if (CYIsCallable(context, toJSON)) { JSValueRef arguments[1] = {CYCastJSValue(context, CYJSString(""))}; - JSValueRef exception(NULL); - const char *cyon(CYPoolCCYON(pool, context, CYCallAsFunction(context, (JSObjectRef) toJSON, object, 1, arguments), &exception)); - CYThrow(context, exception); - return cyon; + return _jsccall(CYPoolCCYON, pool, context, CYCallAsFunction(context, (JSObjectRef) toJSON, object, 1, arguments), objects); } if (JSObjectIsFunction(context, object)) { @@ -415,8 +531,26 @@ const char *CYPoolCCYON(apr_pool_t *pool, JSContextRef context, JSObjectRef obje } } + _assert(objects.insert(object).second); + std::ostringstream str; + JSValueRef value(CYGetProperty(context, object, constructor_s)); + if (JSValueIsObject(context, value)) { + JSObjectRef constructor(CYCastJSObject(context, value)); + JSValueRef theory(CYGetProperty(context, constructor, prototype_s)); + JSValueRef practice(JSObjectGetPrototype(context, object)); + + if (CYIsStrictEqual(context, theory, practice)) { + JSValueRef name(CYGetProperty(context, constructor, name_s)); + if (!JSValueIsUndefined(context, name)) { + auto utf8(CYPoolUTF8String(pool, context, CYJSString(context, name))); + if (utf8 != "Object") + str << "new" << ' ' << utf8; + } + } + } + str << '{'; // XXX: this is, sadly, going to leak @@ -425,32 +559,50 @@ const char *CYPoolCCYON(apr_pool_t *pool, JSContextRef context, JSObjectRef obje bool comma(false); for (size_t index(0), count(JSPropertyNameArrayGetCount(names)); index != count; ++index) { - JSStringRef name(JSPropertyNameArrayGetNameAtIndex(names, index)); - JSValueRef value(CYGetProperty(context, object, name)); - if (comma) str << ','; else comma = true; + JSStringRef name(JSPropertyNameArrayGetNameAtIndex(names, index)); CYUTF8String string(CYPoolUTF8String(pool, context, name)); + if (CYIsKey(string)) str << string.data; else - CYStringify(str, string.data, string.size); + CYStringify(str, string.data, string.size, CYStringifyModeLegacy); - str << ':' << CYPoolCCYON(pool, context, value); - } + str << ':'; - str << '}'; + try { + JSValueRef value(CYGetProperty(context, object, name)); + str << CYPoolCCYON(pool, context, value, objects); + } catch (const CYException &error) { + str << "@error"; + } + } JSPropertyNameArrayRelease(names); + str << '}'; + std::string string(str.str()); - return apr_pstrmemdup(pool, string.c_str(), string.size()); + return pool.strmemdup(string.c_str(), string.size()); +} + +std::set *CYCastObjects(JSContextRef context, JSObjectRef _this, size_t count, const JSValueRef arguments[]) { + if (count == 0) + return NULL; + return CYCastPointer *>(context, arguments[0]); } static JSValueRef Array_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + std::set *objects(CYCastObjects(context, _this, count, arguments)); + // XXX: this is horribly inefficient + std::set backup; + if (objects == NULL) + objects = &backup; + CYPool pool; std::ostringstream str; @@ -460,18 +612,21 @@ static JSValueRef Array_callAsFunction_toCYON(JSContextRef context, JSObjectRef bool comma(false); for (size_t index(0), count(CYCastDouble(context, length)); index != count; ++index) { - JSValueRef value(CYGetProperty(context, _this, index)); - if (comma) str << ','; else comma = true; - if (!JSValueIsUndefined(context, value)) - str << CYPoolCCYON(pool, context, value); - else { - str << ','; - comma = false; + try { + JSValueRef value(CYGetProperty(context, _this, index)); + if (!JSValueIsUndefined(context, value)) + str << CYPoolCCYON(pool, context, value, *objects); + else { + str << ','; + comma = false; + } + } catch (const CYException &error) { + str << "@error"; } } @@ -479,56 +634,71 @@ static JSValueRef Array_callAsFunction_toCYON(JSContextRef context, JSObjectRef std::string value(str.str()); return CYCastJSValue(context, CYJSString(CYUTF8String(value.c_str(), value.size()))); -} CYCatch } +} CYCatch(NULL) } static JSValueRef String_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { CYPool pool; std::ostringstream str; CYUTF8String string(CYPoolUTF8String(pool, context, CYJSString(context, _this))); - CYStringify(str, string.data, string.size); + CYStringify(str, string.data, string.size, CYStringifyModeCycript); std::string value(str.str()); return CYCastJSValue(context, CYJSString(CYUTF8String(value.c_str(), value.size()))); -} CYCatch } +} CYCatch(NULL) } -JSObjectRef CYMakePointer(JSContextRef context, void *pointer, size_t length, sig::Type *type, ffi_type *ffi, JSObjectRef owner) { - Pointer *internal(new Pointer(pointer, context, owner, length, type)); - return JSObjectMake(context, Pointer_, internal); +JSObjectRef CYMakePointer(JSContextRef context, void *pointer, const sig::Type &type, ffi_type *ffi, JSObjectRef owner) { + return CYPrivate::Make(context, pointer, type, context, owner); } -static JSObjectRef CYMakeFunctor(JSContextRef context, void (*function)(), const char *type) { - return JSObjectMake(context, Functor_, new cy::Functor(type, function)); +static JSValueRef CYMakeFunctor(JSContextRef context, void (*function)(), bool variadic, const sig::Signature &signature) { + if (function == NULL) + return CYJSNull(context); + return JSObjectMake(context, cy::Functor::Class_, new cy::Functor(function, variadic, signature)); } -static JSObjectRef CYMakeFunctor(JSContextRef context, const char *symbol, const char *type, void **cache) { - cy::Functor *internal; - if (*cache != NULL) - internal = reinterpret_cast(*cache); - else { - void (*function)()(reinterpret_cast(CYCastSymbol(symbol))); - if (function == NULL) - return NULL; - - internal = new cy::Functor(type, function); - *cache = internal; - } +// XXX: remove this, as it is really stupid +static JSObjectRef CYMakeFunctor(JSContextRef context, const char *symbol, const char *encoding) { + void (*function)()(reinterpret_cast(CYCastSymbol(symbol))); + if (function == NULL) + return NULL; + cy::Functor *internal(new cy::Functor(function, encoding)); ++internal->count_; - return JSObjectMake(context, Functor_, internal); + return JSObjectMake(context, cy::Functor::Class_, internal); } -static bool CYGetOffset(apr_pool_t *pool, JSContextRef context, JSStringRef value, ssize_t &index) { +bool CYGetOffset(CYPool &pool, JSContextRef context, JSStringRef value, ssize_t &index) { return CYGetOffset(CYPoolCString(pool, context, value), index); } -void *CYCastPointer_(JSContextRef context, JSValueRef value) { - switch (JSValueGetType(context, value)) { +// XXX: this is a horrible back added for CFType +void *CYCastPointerEx_(JSContextRef context, JSObjectRef value) { + JSObjectRef object((JSObjectRef) value); + if (JSValueIsObjectOfClass(context, value, CYPrivate::Class_)) { + Pointer *internal(reinterpret_cast(JSObjectGetPrivate(object))); + return internal->value_; + } + + JSValueRef toPointer(CYGetProperty(context, object, toPointer_s)); + if (CYIsCallable(context, toPointer)) { + JSValueRef value(CYCallAsFunction(context, (JSObjectRef) toPointer, object, 0, NULL)); + _assert(value != NULL); + return CYCastPointer_(context, value); + } + + return NULL; +} + +void *CYCastPointer_(JSContextRef context, JSValueRef value, bool *guess) { + if (value == NULL) + return NULL; + else switch (JSValueGetType(context, value)) { case kJSTypeNull: return NULL; case kJSTypeObject: { JSObjectRef object((JSObjectRef) value); - if (JSValueIsObjectOfClass(context, value, Pointer_)) { + if (JSValueIsObjectOfClass(context, value, CYPrivate::Class_)) { Pointer *internal(reinterpret_cast(JSObjectGetPrivate(object))); return internal->value_; } @@ -536,198 +706,315 @@ void *CYCastPointer_(JSContextRef context, JSValueRef value) { if (CYIsCallable(context, toPointer)) { JSValueRef value(CYCallAsFunction(context, (JSObjectRef) toPointer, object, 0, NULL)); _assert(value != NULL); - return CYCastPointer_(context, value); + return CYCastPointer_(context, value, guess); } } default: + if (guess != NULL) + *guess = true; + case kJSTypeNumber: double number(CYCastDouble(context, value)); - if (std::isnan(number)) + if (!std::isnan(number)) + return reinterpret_cast(static_cast(static_cast(number))); + if (guess == NULL) throw CYJSError(context, "cannot convert value to pointer"); - return reinterpret_cast(static_cast(static_cast(number))); + else { + *guess = true; + return NULL; + } } } -void CYPoolFFI(apr_pool_t *pool, JSContextRef context, sig::Type *type, ffi_type *ffi, void *data, JSValueRef value) { - switch (type->primitive) { - case sig::boolean_P: - *reinterpret_cast(data) = JSValueToBoolean(context, value); - break; - -#define CYPoolFFI_(primitive, native) \ - case sig::primitive ## _P: \ - *reinterpret_cast(data) = CYCastDouble(context, value); \ - break; - - CYPoolFFI_(uchar, unsigned char) - CYPoolFFI_(char, char) - CYPoolFFI_(ushort, unsigned short) - CYPoolFFI_(short, short) - CYPoolFFI_(ulong, unsigned long) - CYPoolFFI_(long, long) - CYPoolFFI_(uint, unsigned int) - CYPoolFFI_(int, int) - CYPoolFFI_(ulonglong, unsigned long long) - CYPoolFFI_(longlong, long long) - CYPoolFFI_(float, float) - CYPoolFFI_(double, double) - - case sig::array_P: { - uint8_t *base(reinterpret_cast(data)); - JSObjectRef aggregate(JSValueIsObject(context, value) ? (JSObjectRef) value : NULL); - for (size_t index(0); index != type->data.data.size; ++index) { - ffi_type *field(ffi->elements[index]); - - JSValueRef rhs; - if (aggregate == NULL) - rhs = value; - else { - rhs = CYGetProperty(context, aggregate, index); - if (JSValueIsUndefined(context, rhs)) - throw CYJSError(context, "unable to extract array value"); - } - - CYPoolFFI(pool, context, type->data.data.type, field, base, rhs); - // XXX: alignment? - base += field->size; - } - } break; +static JSValueRef FunctionAdapter_(JSContextRef context, size_t count, JSValueRef values[], JSObjectRef function); - case sig::pointer_P: - *reinterpret_cast(data) = CYCastPointer(context, value); - break; - - case sig::string_P: - *reinterpret_cast(data) = CYPoolCString(pool, context, value); - break; - - case sig::struct_P: { - uint8_t *base(reinterpret_cast(data)); - JSObjectRef aggregate(JSValueIsObject(context, value) ? (JSObjectRef) value : NULL); - for (size_t index(0); index != type->data.signature.count; ++index) { - sig::Element *element(&type->data.signature.elements[index]); - ffi_type *field(ffi->elements[index]); - - JSValueRef rhs; - if (aggregate == NULL) - rhs = value; - else { - rhs = CYGetProperty(context, aggregate, index); - if (JSValueIsUndefined(context, rhs)) { - if (element->name != NULL) - rhs = CYGetProperty(context, aggregate, CYJSString(element->name)); - else - goto undefined; - if (JSValueIsUndefined(context, rhs)) undefined: - throw CYJSError(context, "unable to extract structure value"); - } - } - - CYPoolFFI(pool, context, element->type, field, base, rhs); - // XXX: alignment? - base += field->size; - } - } break; +namespace sig { - case sig::void_P: - break; +// XXX: this is somehow not quite a template :/ - default: - if (hooks_ != NULL && hooks_->PoolFFI != NULL) - if ((*hooks_->PoolFFI)(pool, context, type, ffi, data, value)) - return; +template <> +void Primitive::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const { + *reinterpret_cast(data) = JSValueToBoolean(context, value); +} + +#define CYPoolFFI_(Type_) \ +template <> \ +void Primitive::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const { \ + *reinterpret_cast(data) = CYCastDouble(context, value); \ +} + +CYPoolFFI_(wchar_t) +CYPoolFFI_(float) +CYPoolFFI_(double) +CYPoolFFI_(long double) - CYThrow("unimplemented signature code: '%c''\n", type->primitive); +CYPoolFFI_(signed char) +CYPoolFFI_(signed int) +CYPoolFFI_(signed long int) +CYPoolFFI_(signed long long int) +CYPoolFFI_(signed short int) + +CYPoolFFI_(unsigned char) +CYPoolFFI_(unsigned int) +CYPoolFFI_(unsigned long int) +CYPoolFFI_(unsigned long long int) +CYPoolFFI_(unsigned short int) + +#ifdef __SIZEOF_INT128__ +CYPoolFFI_(signed __int128) +CYPoolFFI_(unsigned __int128) +#endif + +template <> +void Primitive::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const { + if (JSValueGetType(context, value) != kJSTypeString) + *reinterpret_cast(data) = CYCastDouble(context, value); + else { + CYJSString script(context, value); + auto string(CYCastUTF16String(script)); + _assert(string.size == 1); + _assert((string.data[0] & 0xff) == string.data[0]); + *reinterpret_cast(data) = string.data[0]; } } -JSValueRef CYFromFFI(JSContextRef context, sig::Type *type, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) { - switch (type->primitive) { - case sig::boolean_P: - return CYCastJSValue(context, *reinterpret_cast(data)); - -#define CYFromFFI_(primitive, native) \ - case sig::primitive ## _P: \ - return CYCastJSValue(context, *reinterpret_cast(data)); \ - - CYFromFFI_(uchar, unsigned char) - CYFromFFI_(char, char) - CYFromFFI_(ushort, unsigned short) - CYFromFFI_(short, short) - CYFromFFI_(ulong, unsigned long) - CYFromFFI_(long, long) - CYFromFFI_(uint, unsigned int) - CYFromFFI_(int, int) - CYFromFFI_(ulonglong, unsigned long long) - CYFromFFI_(longlong, long long) - CYFromFFI_(float, float) - CYFromFFI_(double, double) - - case sig::array_P: - if (void *pointer = data) - return CYMakePointer(context, pointer, type->data.data.size, type->data.data.type, NULL, owner); - else goto null; - - case sig::pointer_P: - if (void *pointer = *reinterpret_cast(data)) - return CYMakePointer(context, pointer, _not(size_t), type->data.data.type, NULL, owner); - else goto null; - - case sig::string_P: - if (char *utf8 = *reinterpret_cast(data)) - return CYCastJSValue(context, utf8); - else goto null; - - case sig::struct_P: - return CYMakeStruct(context, data, type, ffi, owner); - case sig::void_P: - return CYJSUndefined(context); - - null: - return CYJSNull(context); - default: - if (hooks_ != NULL && hooks_->FromFFI != NULL) - if (JSValueRef value = (*hooks_->FromFFI)(context, type, ffi, data, initialize, owner)) - return value; +void Void::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const { + _assert(JSValueIsUndefined(context, value)); +} + +void Unknown::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const { + _assert(false); +} + +void String::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const { + bool guess(false); + *reinterpret_cast(data) = CYCastPointer(context, value, &guess); + if (guess && pool != NULL) + *reinterpret_cast(data) = CYPoolCString(*pool, context, value); +} + +void Bits::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const { + _assert(false); +} + +static void CYArrayCopy(CYPool *pool, JSContextRef context, uint8_t *base, size_t length, const sig::Type &type, ffi_type *ffi, JSObjectRef object) { + for (size_t index(0); index != length; ++index) { + JSValueRef rhs(CYGetProperty(context, object, index)); + if (JSValueIsUndefined(context, rhs)) + throw CYJSError(context, "unable to extract array value"); + type.PoolFFI(pool, context, ffi, base, rhs); + base += ffi->size; + } +} + +void Pointer::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const { + bool guess(false); + *reinterpret_cast(data) = CYCastPointer(context, value, &guess); + if (!guess || pool == NULL || !JSValueIsObject(context, value)) + return; + + JSObjectRef object(CYCastJSObject(context, value)); + + if (sig::Function *function = dynamic_cast(&type)) { + _assert(!function->variadic); + auto internal(CYMakeFunctor_(context, object, function->signature, &FunctionAdapter_)); + // XXX: see notes in Library.cpp about needing to leak + *reinterpret_cast(data) = internal->value_; + } else if (CYHasProperty(context, object, length_s)) { + size_t length(CYArrayLength(context, object)); + ffi_type *element(type.GetFFI(*pool)); + size_t size(element->size * length); + uint8_t *base(pool->malloc(size, element->alignment)); + CYArrayCopy(pool, context, base, length, type, element, object); + *reinterpret_cast(data) = base; + } +} + +void Array::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const { + if (size == 0) + return; + uint8_t *base(reinterpret_cast(data)); + CYArrayCopy(pool, context, base, size, type, ffi->elements[0], CYCastJSObject(context, value)); +} + +void Enum::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const { + return type.PoolFFI(pool, context, ffi, data, value); +} + +void Aggregate::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const { + _assert(!overlap); + _assert(signature.count != _not(size_t)); + + size_t offset(0); + uint8_t *base(reinterpret_cast(data)); + JSObjectRef aggregate(JSValueIsObject(context, value) ? (JSObjectRef) value : NULL); + for (size_t index(0); index != signature.count; ++index) { + sig::Element *element(&signature.elements[index]); + ffi_type *field(ffi->elements[index]); + + JSValueRef rhs; + if (aggregate == NULL) + rhs = value; + else { + rhs = CYGetProperty(context, aggregate, index); + if (JSValueIsUndefined(context, rhs)) { + if (element->name != NULL) + rhs = CYGetProperty(context, aggregate, CYJSString(element->name)); + else + goto undefined; + if (JSValueIsUndefined(context, rhs)) undefined: + throw CYJSError(context, "unable to extract structure value"); + } + } - CYThrow("unimplemented signature code: '%c''\n", type->primitive); + element->type->PoolFFI(pool, context, field, base + offset, rhs); + offset += field->size; + CYAlign(offset, field->alignment); } } -void CYExecuteClosure(ffi_cif *cif, void *result, void **arguments, void *arg, JSValueRef (*adapter)(JSContextRef, size_t, JSValueRef[], JSObjectRef)) { +void Function::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const { + _assert(false); +} + +// XXX: this code is getting worse, not better :/ + +#define CYFromFFI_(Type_) \ +template <> \ +JSValueRef Primitive::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const { \ + JSValueRef value(CYCastJSValue(context, *reinterpret_cast(data))); \ + JSObjectRef typed(_jsccall(JSObjectCallAsConstructor, context, CYGetCachedObject(context, CYJSString("Number")), 1, &value)); \ + CYSetProperty(context, typed, cyt__s, CYMakeType(context, *this), kJSPropertyAttributeDontEnum); \ + return typed; \ +} + +#define CYFromFFI_2(Type_) \ +template <> \ +JSValueRef Primitive::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const { \ + return CYCastJSValue(context, *reinterpret_cast(data)); \ +} + +CYFromFFI_(wchar_t) +CYFromFFI_(float) +CYFromFFI_(double) +CYFromFFI_(long double) + +CYFromFFI_2(signed char) +CYFromFFI_2(signed int) +CYFromFFI_(signed long int) +CYFromFFI_(signed long long int) +CYFromFFI_2(signed short int) + +CYFromFFI_2(unsigned char) +CYFromFFI_2(unsigned int) +CYFromFFI_(unsigned long int) +CYFromFFI_(unsigned long long int) +CYFromFFI_2(unsigned short int) + +#ifdef __SIZEOF_INT128__ +CYFromFFI_(signed __int128) +CYFromFFI_(unsigned __int128) +#endif + +template <> +JSValueRef Primitive::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const { + return CYCastJSValue(context, *reinterpret_cast(data)); +} + +template <> +JSValueRef Primitive::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const { + uint16_t string(uint8_t(*reinterpret_cast(data))); + JSValueRef value(CYCastJSValue(context, CYJSString(CYUTF16String(&string, 1)))); + JSObjectRef typed(_jsccall(JSObjectCallAsConstructor, context, CYGetCachedObject(context, CYJSString("String")), 1, &value)); + CYSetProperty(context, typed, cyt_s, CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + CYSetPrototype(context, typed, CYGetCachedValue(context, CYJSString("Character_prototype"))); + return typed; +} + +JSValueRef Void::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const { + return CYJSUndefined(context); +} + +JSValueRef Unknown::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const { + _assert(false); +} + +JSValueRef String::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const { + if (char *value = *reinterpret_cast(data)) + return CYPrivate::Make(context, value, context, owner); + return CYJSNull(context); +} + +JSValueRef Bits::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const { + _assert(false); +} + +JSValueRef Pointer::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const { + if (void *value = *reinterpret_cast(data)) + return CYMakePointer(context, value, type, NULL, owner); + return CYJSNull(context); +} + +JSValueRef Array::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const { + return CYPrivate::Make(context, data, size, type, ffi->elements[0], context, owner); +} + +JSValueRef Enum::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const { + return type.FromFFI(context, ffi, data, initialize, owner); +} + +JSValueRef Aggregate::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const { + _assert(!overlap); + _assert(signature.count != _not(size_t)); + return CYPrivate::Make(context, data, *this, ffi, context, owner); +} + +JSValueRef Function::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const { + return CYMakeFunctor(context, reinterpret_cast(data), variadic, signature); +} + +} + +void CYExecuteClosure(ffi_cif *cif, void *result, void **arguments, void *arg) { Closure_privateData *internal(reinterpret_cast(arg)); - JSContextRef context(internal->context_); + JSContextRef context(internal->function_); size_t count(internal->cif_.nargs); JSValueRef values[count]; for (size_t index(0); index != count; ++index) - values[index] = CYFromFFI(context, internal->signature_.elements[1 + index].type, internal->cif_.arg_types[index], arguments[index]); + values[index] = internal->signature_.elements[1 + index].type->FromFFI(context, internal->cif_.arg_types[index], arguments[index]); - JSValueRef value(adapter(context, count, values, internal->function_)); - CYPoolFFI(NULL, context, internal->signature_.elements[0].type, internal->cif_.rtype, result, value); + JSValueRef value(internal->adapter_(context, count, values, internal->function_)); + internal->signature_.elements[0].type->PoolFFI(NULL, context, internal->cif_.rtype, result, value); } static JSValueRef FunctionAdapter_(JSContextRef context, size_t count, JSValueRef values[], JSObjectRef function) { return CYCallAsFunction(context, function, NULL, count, values); } -static void FunctionClosure_(ffi_cif *cif, void *result, void **arguments, void *arg) { - CYExecuteClosure(cif, result, arguments, arg, &FunctionAdapter_); +#if defined(__APPLE__) && (defined(__arm__) || defined(__arm64__)) +static void CYFreeFunctor(void *data) { + ffi_closure_free(data); +} +#else +static void CYFreeFunctor(void *data) { + _syscall(munmap(data, sizeof(ffi_closure))); } +#endif -Closure_privateData *CYMakeFunctor_(JSContextRef context, JSObjectRef function, const char *type, void (*callback)(ffi_cif *, void *, void **, void *)) { +Closure_privateData *CYMakeFunctor_(JSContextRef context, JSObjectRef function, const sig::Signature &signature, JSValueRef (*adapter)(JSContextRef, size_t, JSValueRef[], JSObjectRef)) { // XXX: in case of exceptions this will leak - // XXX: in point of fact, this may /need/ to leak :( - Closure_privateData *internal(new Closure_privateData(context, function, type)); + Closure_privateData *internal(new Closure_privateData(context, function, adapter, signature)); -#if defined(__APPLE__) && defined(__arm__) +#if defined(__APPLE__) && (defined(__arm__) || defined(__arm64__)) void *executable; ffi_closure *writable(reinterpret_cast(ffi_closure_alloc(sizeof(ffi_closure), &executable))); - ffi_status status(ffi_prep_closure_loc(writable, &internal->cif_, callback, internal, executable)); + ffi_status status(ffi_prep_closure_loc(writable, &internal->cif_, &CYExecuteClosure, internal, executable)); _assert(status == FFI_OK); - internal->value_ = executable; + internal->pool_->atexit(&CYFreeFunctor, writable); + internal->value_ = reinterpret_cast(executable); #else ffi_closure *closure((ffi_closure *) _syscall(mmap( NULL, sizeof(ffi_closure), @@ -735,62 +1022,93 @@ Closure_privateData *CYMakeFunctor_(JSContextRef context, JSObjectRef function, -1, 0 ))); - ffi_status status(ffi_prep_closure(closure, &internal->cif_, callback, internal)); + ffi_status status(ffi_prep_closure(closure, &internal->cif_, &CYExecuteClosure, internal)); _assert(status == FFI_OK); _syscall(mprotect(closure, sizeof(*closure), PROT_READ | PROT_EXEC)); - internal->value_ = closure; + internal->pool_->atexit(&CYFreeFunctor, closure); + internal->value_ = reinterpret_cast(closure); #endif return internal; } -static JSObjectRef CYMakeFunctor(JSContextRef context, JSObjectRef function, const char *type) { - Closure_privateData *internal(CYMakeFunctor_(context, function, type, &FunctionClosure_)); - JSObjectRef object(JSObjectMake(context, Functor_, internal)); +static JSObjectRef CYMakeFunctor(JSContextRef context, JSObjectRef function, const sig::Signature &signature) { + Closure_privateData *internal(CYMakeFunctor_(context, function, signature, &FunctionAdapter_)); + JSObjectRef object(JSObjectMake(context, cy::Functor::Class_, internal)); // XXX: see above notes about needing to leak JSValueProtect(CYGetJSContext(context), object); return object; } +JSValueRef CYGetCachedValue(JSContextRef context, JSStringRef name) { + return CYGetProperty(context, CYCastJSObject(context, CYGetProperty(context, CYGetGlobalObject(context), cy_s)), name); +} + JSObjectRef CYGetCachedObject(JSContextRef context, JSStringRef name) { - return CYCastJSObject(context, CYGetProperty(context, CYCastJSObject(context, CYGetProperty(context, CYGetGlobalObject(context), cy_s)), name)); + return CYCastJSObject(context, CYGetCachedValue(context, name)); } -static JSObjectRef CYMakeFunctor(JSContextRef context, JSValueRef value, const char *type) { +static JSValueRef CYMakeFunctor(JSContextRef context, JSValueRef value, bool variadic, const sig::Signature &signature) { JSObjectRef Function(CYGetCachedObject(context, CYJSString("Function"))); - JSValueRef exception(NULL); - bool function(JSValueIsInstanceOfConstructor(context, value, Function, &exception)); - CYThrow(context, exception); - + bool function(_jsccall(JSValueIsInstanceOfConstructor, context, value, Function)); if (function) { JSObjectRef function(CYCastJSObject(context, value)); - return CYMakeFunctor(context, function, type); + return CYMakeFunctor(context, function, signature); } else { void (*function)()(CYCastPointer(context, value)); - return CYMakeFunctor(context, function, type); + return CYMakeFunctor(context, function, variadic, signature); } } -static bool Index_(apr_pool_t *pool, JSContextRef context, Struct_privateData *internal, JSStringRef property, ssize_t &index, uint8_t *&base) { - Type_privateData *typical(internal->type_); - sig::Type *type(typical->type_); - if (type == NULL) - return false; +static JSValueRef CString_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { + CYPool pool; + CString *internal(reinterpret_cast(JSObjectGetPrivate(object))); - const char *name(CYPoolCString(pool, context, property)); - size_t length(strlen(name)); - double number(CYCastDouble(name, length)); + ssize_t offset; + if (JSStringIsEqualToUTF8CString(property, "$cyi")) + offset = 0; + else if (!CYGetOffset(pool, context, property, offset)) + return NULL; - size_t count(type->data.signature.count); + sig::Primitive type; + return type.FromFFI(context, type.GetFFI(pool), internal->value_ + offset, false, NULL); +} CYCatch(NULL) } + +static bool CString_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry { + CYPool pool; + CString *internal(reinterpret_cast(JSObjectGetPrivate(object))); + + ssize_t offset; + if (JSStringIsEqualToUTF8CString(property, "$cyi")) + offset = 0; + else if (!CYGetOffset(pool, context, property, offset)) + return false; + + sig::Primitive type; + type.PoolFFI(NULL, context, type.GetFFI(pool), internal->value_ + offset, value); + return true; +} CYCatch(false) } + +static bool Index_(CYPool &pool, JSContextRef context, Struct_privateData *internal, JSStringRef property, ssize_t &index, uint8_t *&base) { + Type_privateData *typical(internal->type_); + sig::Aggregate *type(static_cast(typical->type_)); + if (type == NULL) + return false; + + const char *name(CYPoolCString(pool, context, property)); + size_t length(strlen(name)); + double number(CYCastDouble(name, length)); + + size_t count(type->signature.count); if (std::isnan(number)) { if (property == NULL) return false; - sig::Element *elements(type->data.signature.elements); + sig::Element *elements(type->signature.elements); for (size_t local(0); local != count; ++local) { sig::Element *element(&elements[local]); @@ -810,73 +1128,99 @@ static bool Index_(apr_pool_t *pool, JSContextRef context, Struct_privateData *i base: ffi_type **elements(typical->GetFFI()->elements); - base = reinterpret_cast(internal->value_); - for (ssize_t local(0); local != index; ++local) - base += elements[local]->size; + size_t offset(0); + for (ssize_t local(0); local != index; ++local) { + offset += elements[local]->size; + CYAlign(offset, elements[local + 1]->alignment); + } + base = reinterpret_cast(internal->value_) + offset; return true; } -static JSValueRef Pointer_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { - CYPool pool; - Pointer *internal(reinterpret_cast(JSObjectGetPrivate(object))); - - if (JSStringIsEqual(property, length_s)) - return internal->length_ == _not(size_t) ? CYJSUndefined(context) : CYCastJSValue(context, internal->length_); - - Type_privateData *typical(internal->type_); - - if (typical->type_ == NULL) - return NULL; - +static void *Offset_(CYPool &pool, JSContextRef context, JSStringRef property, void *data, ffi_type *ffi) { ssize_t offset; if (JSStringIsEqualToUTF8CString(property, "$cyi")) offset = 0; else if (!CYGetOffset(pool, context, property, offset)) return NULL; + return reinterpret_cast(data) + ffi->size * offset; +} +static JSValueRef Offset_getProperty(CYPool &pool, JSContextRef context, JSStringRef property, void *data, Type_privateData *typical, JSObjectRef owner) { ffi_type *ffi(typical->GetFFI()); + void *base(Offset_(pool, context, property, data, ffi)); + if (base == NULL) + return NULL; + return typical->type_->FromFFI(context, ffi, base, false, owner); +} - uint8_t *base(reinterpret_cast(internal->value_)); - base += ffi->size * offset; +static bool Offset_setProperty(CYPool &pool, JSContextRef context, JSStringRef property, void *data, Type_privateData *typical, JSValueRef value) { + ffi_type *ffi(typical->GetFFI()); + void *base(Offset_(pool, context, property, data, ffi)); + if (base == NULL) + return false; - JSObjectRef owner(internal->GetOwner() ?: object); - return CYFromFFI(context, typical->type_, ffi, base, false, owner); -} CYCatch } + typical->type_->PoolFFI(NULL, context, ffi, base, value); + return true; +} -static bool Pointer_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry { +static JSValueRef CArray_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { + CYPool pool; + CArray *internal(reinterpret_cast(JSObjectGetPrivate(object))); + if (JSStringIsEqual(property, length_s)) + return CYCastJSValue(context, internal->length_); + Type_privateData *typical(internal->type_); + JSObjectRef owner(internal->owner_ ?: object); + return Offset_getProperty(pool, context, property, internal->value_, typical, owner); +} CYCatch(NULL) } + +static bool CArray_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry { CYPool pool; Pointer *internal(reinterpret_cast(JSObjectGetPrivate(object))); Type_privateData *typical(internal->type_); + return Offset_setProperty(pool, context, property, internal->value_, typical, value); +} CYCatch(false) } - if (typical->type_ == NULL) - return NULL; +static JSValueRef Pointer_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { + CYPool pool; + Pointer *internal(reinterpret_cast(JSObjectGetPrivate(object))); - ssize_t offset; - if (JSStringIsEqualToUTF8CString(property, "$cyi")) - offset = 0; - else if (!CYGetOffset(pool, context, property, offset)) - return NULL; + Type_privateData *typical(internal->type_); - ffi_type *ffi(typical->GetFFI()); + if (sig::Function *function = dynamic_cast(typical->type_)) { + if (!JSStringIsEqualToUTF8CString(property, "$cyi")) + return NULL; + return CYMakeFunctor(context, reinterpret_cast(internal->value_), function->variadic, function->signature); + } - uint8_t *base(reinterpret_cast(internal->value_)); - base += ffi->size * offset; + JSObjectRef owner(internal->owner_ ?: object); + return Offset_getProperty(pool, context, property, internal->value_, typical, owner); +} CYCatch(NULL) } - CYPoolFFI(NULL, context, typical->type_, ffi, base, value); - return true; -} CYCatch } +static bool Pointer_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry { + CYPool pool; + Pointer *internal(reinterpret_cast(JSObjectGetPrivate(object))); + Type_privateData *typical(internal->type_); + return Offset_setProperty(pool, context, property, internal->value_, typical, value); +} CYCatch(false) } -static JSValueRef Struct_callAsFunction_$cya(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { +static JSValueRef Struct_callAsFunction_$cya(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { Struct_privateData *internal(reinterpret_cast(JSObjectGetPrivate(_this))); Type_privateData *typical(internal->type_); - return CYMakePointer(context, internal->value_, _not(size_t), typical->type_, typical->ffi_, _this); -} + return CYMakePointer(context, internal->value_, *typical->type_, typical->ffi_, _this); +} CYCatch(NULL) } + +static JSValueRef Struct_getProperty_$cyt(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { + Struct_privateData *internal(reinterpret_cast(JSObjectGetPrivate(object))); + return CYMakeType(context, *internal->type_->type_); +} CYCatch(NULL) } static JSValueRef Struct_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { CYPool pool; Struct_privateData *internal(reinterpret_cast(JSObjectGetPrivate(object))); Type_privateData *typical(internal->type_); + sig::Aggregate *type(static_cast(typical->type_)); ssize_t index; uint8_t *base; @@ -884,15 +1228,16 @@ static JSValueRef Struct_getProperty(JSContextRef context, JSObjectRef object, J if (!Index_(pool, context, internal, property, index, base)) return NULL; - JSObjectRef owner(internal->GetOwner() ?: object); + JSObjectRef owner(internal->owner_ ?: object); - return CYFromFFI(context, typical->type_->data.signature.elements[index].type, typical->GetFFI()->elements[index], base, false, owner); -} CYCatch } + return type->signature.elements[index].type->FromFFI(context, typical->GetFFI()->elements[index], base, false, owner); +} CYCatch(NULL) } static bool Struct_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry { CYPool pool; Struct_privateData *internal(reinterpret_cast(JSObjectGetPrivate(object))); Type_privateData *typical(internal->type_); + sig::Aggregate *type(static_cast(typical->type_)); ssize_t index; uint8_t *base; @@ -900,20 +1245,20 @@ static bool Struct_setProperty(JSContextRef context, JSObjectRef object, JSStrin if (!Index_(pool, context, internal, property, index, base)) return false; - CYPoolFFI(NULL, context, typical->type_->data.signature.elements[index].type, typical->GetFFI()->elements[index], base, value); + type->signature.elements[index].type->PoolFFI(NULL, context, typical->GetFFI()->elements[index], base, value); return true; -} CYCatch } +} CYCatch(false) } static void Struct_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) { Struct_privateData *internal(reinterpret_cast(JSObjectGetPrivate(object))); Type_privateData *typical(internal->type_); - sig::Type *type(typical->type_); + sig::Aggregate *type(static_cast(typical->type_)); if (type == NULL) return; - size_t count(type->data.signature.count); - sig::Element *elements(type->data.signature.elements); + size_t count(type->signature.count); + sig::Element *elements(type->signature.elements); char number[32]; @@ -930,49 +1275,153 @@ static void Struct_getPropertyNames(JSContextRef context, JSObjectRef object, JS } } -JSValueRef CYCallFunction(apr_pool_t *pool, JSContextRef context, size_t setups, void *setup[], size_t count, const JSValueRef arguments[], bool initialize, JSValueRef *exception, sig::Signature *signature, ffi_cif *cif, void (*function)()) { CYTry { - if (setups + count != signature->count - 1) - throw CYJSError(context, "incorrect number of arguments to ffi function"); +static sig::Void Void_; +static sig::Pointer PointerToVoid_(Void_); + +static sig::Type *CYGetType(CYPool &pool, JSContextRef context, JSValueRef value) { + if (JSValueIsNull(context, value)) + return &PointerToVoid_; + JSObjectRef object(CYCastJSObject(context, value)); + JSValueRef check(CYGetProperty(context, object, cyt_s)); + if (JSValueIsUndefined(context, check)) + CYThrow("could not infer type of argument '%s'", CYPoolCString(pool, context, value)); + JSObjectRef type(CYCastJSObject(context, check)); + _assert(JSValueIsObjectOfClass(context, type, CYPrivate::Class_)); + Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(type))); + return internal->type_; +} + +void CYCallFunction(CYPool &pool, JSContextRef context, ffi_cif *cif, void (*function)(), void *value, void **values) { + ffi_call(cif, function, value, values); +} + +JSValueRef CYCallFunction(CYPool &pool, JSContextRef context, size_t setups, void *setup[], size_t count, const JSValueRef arguments[], bool initialize, bool variadic, const sig::Signature &signature, ffi_cif *cif, void (*function)()) { + size_t have(setups + count); + size_t need(signature.count - 1); - size_t size(setups + count); - void *values[size]; + if (have < need) + throw CYJSError(context, "insufficient number of arguments to ffi function"); + + ffi_cif corrected; + sig::Element *elements(signature.elements); + + if (have > need) { + if (!variadic) + throw CYJSError(context, "exorbitant number of arguments to ffi function"); + + elements = new (pool) sig::Element[have + 1]; + memcpy(elements, signature.elements, sizeof(sig::Element) * (need + 1)); + + for (size_t index(need); index != have; ++index) { + sig::Element &element(elements[index + 1]); + element.name = NULL; + element.offset = _not(size_t); + element.type = CYGetType(pool, context, arguments[index - setups]); + } + + sig::Signature extended; + extended.elements = elements; + extended.count = have + 1; + sig::sig_ffi_cif(pool, signature.count, extended, &corrected); + cif = &corrected; + } + + void *values[have]; memcpy(values, setup, sizeof(void *) * setups); - for (size_t index(setups); index != size; ++index) { - sig::Element *element(&signature->elements[index + 1]); + for (size_t index(setups); index != have; ++index) { + sig::Element &element(elements[index + 1]); ffi_type *ffi(cif->arg_types[index]); - // XXX: alignment? - values[index] = new(pool) uint8_t[ffi->size]; - CYPoolFFI(pool, context, element->type, ffi, values[index], arguments[index - setups]); + values[index] = pool.malloc(ffi->size, ffi->alignment); + element.type->PoolFFI(&pool, context, ffi, values[index], arguments[index - setups]); } - uint8_t value[cif->rtype->size]; + CYBuffer buffer(context); + uint8_t *value(buffer->malloc(std::max(cif->rtype->size, sizeof(ffi_arg)), std::max(cif->rtype->alignment, alignof(ffi_arg)))); - if (hooks_ != NULL && hooks_->CallFunction != NULL) - (*hooks_->CallFunction)(context, cif, function, value, values); - else - ffi_call(cif, function, value, values); + void (*call)(CYPool &, JSContextRef, ffi_cif *, void (*)(), void *, void **) = &CYCallFunction; + // XXX: this only supports one hook, but it is a bad idea anyway + for (CYHook *hook : GetHooks()) + if (hook->CallFunction != NULL) + call = hook->CallFunction; - return CYFromFFI(context, signature->elements[0].type, cif->rtype, value, initialize); -} CYCatch } + call(pool, context, cif, function, value, values); + return signature.elements[0].type->FromFFI(context, cif->rtype, value, initialize, buffer); +} -static JSValueRef Functor_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { +static JSValueRef Functor_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { CYPool pool; cy::Functor *internal(reinterpret_cast(JSObjectGetPrivate(object))); - return CYCallFunction(pool, context, 0, NULL, count, arguments, false, exception, &internal->signature_, &internal->cif_, internal->GetValue()); -} + return CYCallFunction(pool, context, 0, NULL, count, arguments, false, internal->variadic_, internal->signature_, &internal->cif_, internal->value_); +} CYCatch(NULL) } -JSObjectRef CYMakeType(JSContextRef context, const char *type) { - Type_privateData *internal(new Type_privateData(type)); - return JSObjectMake(context, Type_privateData::Class_, internal); +static JSValueRef Pointer_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + Pointer *internal(reinterpret_cast(JSObjectGetPrivate(object))); + if (dynamic_cast(internal->type_->type_) == NULL) + throw CYJSError(context, "cannot call a pointer to non-function"); + JSObjectRef functor(CYCastJSObject(context, CYGetProperty(context, object, cyi_s))); + return CYCallAsFunction(context, functor, _this, count, arguments); +} CYCatch(NULL) } + +JSObjectRef CYMakeType(JSContextRef context, const sig::Type &type) { + return CYPrivate::Make(context, type); +} + +extern "C" bool CYBridgeHash(CYPool &pool, CYUTF8String name, const char *&code, unsigned &flags) { + sqlite3_stmt *statement; + + _sqlcall(sqlite3_prepare(database_, + "select " + "\"cache\".\"code\", " + "\"cache\".\"flags\" " + "from \"cache\" " + "where" + " \"cache\".\"system\" & " CY_SYSTEM " == " CY_SYSTEM " and" + " \"cache\".\"name\" = ?" + " limit 1" + , -1, &statement, NULL)); + + _sqlcall(sqlite3_bind_text(statement, 1, name.data, name.size, SQLITE_STATIC)); + + bool success; + if (_sqlcall(sqlite3_step(statement)) == SQLITE_DONE) + success = false; + else { + success = true; + code = sqlite3_column_pooled(pool, statement, 0); + flags = sqlite3_column_int(statement, 1); + } + + _sqlcall(sqlite3_finalize(statement)); + return success; } -JSObjectRef CYMakeType(JSContextRef context, sig::Type *type) { - Type_privateData *internal(new Type_privateData(type)); - return JSObjectMake(context, Type_privateData::Class_, internal); +static bool All_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef property) { + if (JSStringIsEqualToUTF8CString(property, "errno")) + return true; + + JSObjectRef global(CYGetGlobalObject(context)); + JSObjectRef cycript(CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Cycript")))); + JSObjectRef alls(CYCastJSObject(context, CYGetProperty(context, cycript, CYJSString("alls")))); + + for (size_t i(0), count(CYArrayLength(context, alls)); i != count; ++i) + if (JSObjectRef space = CYCastJSObject(context, CYArrayGet(context, alls, count - i - 1))) + if (CYHasProperty(context, space, property)) + return true; + + CYPool pool; + const char *code; + unsigned flags; + if (CYBridgeHash(pool, CYPoolUTF8String(pool, context, property), code, flags)) + return true; + + return false; } static JSValueRef All_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { + if (JSStringIsEqualToUTF8CString(property, "errno")) + return CYCastJSValue(context, errno); + JSObjectRef global(CYGetGlobalObject(context)); JSObjectRef cycript(CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Cycript")))); JSObjectRef alls(CYCastJSObject(context, CYGetProperty(context, cycript, CYJSString("alls")))); @@ -984,43 +1433,98 @@ static JSValueRef All_getProperty(JSContextRef context, JSObjectRef object, JSSt return value; CYPool pool; - CYUTF8String name(CYPoolUTF8String(pool, context, property)); - - size_t length(name.size); - char keyed[length + 2]; - memcpy(keyed + 1, name.data, length + 1); - - static const char *modes = "0124"; - for (size_t i(0); i != 4; ++i) { - char mode(modes[i]); - keyed[0] = mode; - - if (CYBridgeEntry *entry = CYBridgeHash(keyed, length + 1)) - switch (mode) { - case '0': - return JSEvaluateScript(CYGetJSContext(context), CYJSString(entry->value_), NULL, NULL, 0, NULL); - - case '1': - return CYMakeFunctor(context, name.data, entry->value_, &entry->cache_); - - case '2': - if (void *symbol = CYCastSymbol(name.data)) { - // XXX: this is horrendously inefficient - sig::Signature signature; - sig::Parse(pool, &signature, entry->value_, &Structor_); - ffi_cif cif; - sig::sig_ffi_cif(pool, &sig::ObjectiveC, &signature, &cif); - return CYFromFFI(context, signature.elements[0].type, cif.rtype, symbol); - } else return NULL; - - // XXX: implement case 3 - case '4': - return CYMakeType(context, entry->value_); - } + const char *code; + unsigned flags; + if (CYBridgeHash(pool, CYPoolUTF8String(pool, context, property), code, flags)) { + CYUTF8String parsed; + + try { + parsed = CYPoolCode(pool, code); + } catch (const CYException &error) { + CYThrow("%s", pool.strcat("error caching ", CYPoolCString(pool, context, property), ": ", error.PoolCString(pool), NULL)); + } + + JSObjectRef cache(CYGetCachedObject(context, CYJSString("cache"))); + + JSObjectRef stub; + if (flags == CYBridgeType) { + stub = CYMakeType(context, sig::Void()); + CYSetProperty(context, cache, property, stub); + } else + stub = NULL; + + JSValueRef value(_jsccall(JSEvaluateScript, context, CYJSString(parsed), NULL, NULL, 0)); + + switch (flags) { + case CYBridgeVoid: { + } break; + + case CYBridgeHold: { + CYSetProperty(context, cache, property, value); + } break; + + case CYBridgeType: { + JSObjectRef swap(CYCastJSObject(context, value)); + void *source(JSObjectGetPrivate(swap)); + _assert(source != NULL); + void *target(JSObjectGetPrivate(stub)); + _assert(JSObjectSetPrivate(swap, target)); + _assert(JSObjectSetPrivate(stub, source)); + value = stub; + } break; + } + + return value; } return NULL; -} CYCatch } +} CYCatch(NULL) } + +static JSValueRef All_complete_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + _assert(count == 1 || count == 2); + CYPool pool; + CYUTF8String prefix(CYPoolUTF8String(pool, context, CYJSString(context, arguments[0]))); + + JSObjectRef array(NULL); + + { + CYArrayBuilder<1024> values(context, array); + + sqlite3_stmt *statement; + + if (prefix.size == 0) + _sqlcall(sqlite3_prepare(database_, + "select " + "\"cache\".\"name\" " + "from \"cache\" " + "where" + " \"cache\".\"system\" & " CY_SYSTEM " == " CY_SYSTEM + , -1, &statement, NULL)); + else { + _sqlcall(sqlite3_prepare(database_, + "select " + "\"cache\".\"name\" " + "from \"cache\" " + "where" + " \"cache\".\"name\" >= ? and \"cache\".\"name\" < ? and " + " \"cache\".\"system\" & " CY_SYSTEM " == " CY_SYSTEM + , -1, &statement, NULL)); + + _sqlcall(sqlite3_bind_text(statement, 1, prefix.data, prefix.size, SQLITE_STATIC)); + + char *after(pool.strndup(prefix.data, prefix.size)); + ++after[prefix.size - 1]; + _sqlcall(sqlite3_bind_text(statement, 2, after, prefix.size, SQLITE_STATIC)); + } + + while (_sqlcall(sqlite3_step(statement)) != SQLITE_DONE) + values(CYCastJSValue(context, CYJSString(sqlite3_column_string(statement, 0)))); + + _sqlcall(sqlite3_finalize(statement)); + } + + return array; +} CYCatch(NULL) } static void All_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) { JSObjectRef global(CYGetGlobalObject(context)); @@ -1036,28 +1540,98 @@ static void All_getPropertyNames(JSContextRef context, JSObjectRef object, JSPro } } +static JSObjectRef CArray_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + _assert(false); +} CYCatchObject() } + +static JSObjectRef CString_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + _assert(false); +} CYCatchObject() } + static JSObjectRef Pointer_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { - if (count != 2) - throw CYJSError(context, "incorrect number of arguments to Pointer constructor"); + _assert(false); +} CYCatchObject() } +static JSObjectRef Type_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { CYPool pool; - void *value(CYCastPointer(context, arguments[0])); - const char *type(CYPoolCString(pool, context, arguments[1])); + if (false) { + } else if (count == 1) { + switch (JSValueGetType(context, arguments[0])) { + case kJSTypeString: { + const char *encoding(CYPoolCString(pool, context, arguments[0])); + sig::Signature signature; + sig::Parse(pool, &signature, encoding, &Structor_); + return CYMakeType(context, *signature.elements[0].type); + } break; + + case kJSTypeObject: { + // XXX: accept a set of enum constants and /guess/ at their size + _assert(false); + } break; + + default: + throw CYJSError(context, "incorrect kind of argument to new Type"); + } + } else if (count == 2) { + JSObjectRef types(CYCastJSObject(context, arguments[0])); + size_t count(CYArrayLength(context, types)); + + JSObjectRef names(CYCastJSObject(context, arguments[1])); + + sig::Aggregate type(false); + type.signature.elements = new(pool) sig::Element[count]; + type.signature.count = count; + + for (size_t i(0); i != count; ++i) { + sig::Element &element(type.signature.elements[i]); + element.offset = _not(size_t); + + JSValueRef name(CYArrayGet(context, names, i)); + if (JSValueIsUndefined(context, name)) + element.name = NULL; + else + element.name = CYPoolCString(pool, context, name); + + JSObjectRef object(CYCastJSObject(context, CYArrayGet(context, types, i))); + _assert(JSValueIsObjectOfClass(context, object, CYPrivate::Class_)); + Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(object))); + element.type = internal->type_; + _assert(element.type != NULL); + } - sig::Signature signature; - sig::Parse(pool, &signature, type, &Structor_); + return CYMakeType(context, type); + } else { + throw CYJSError(context, "incorrect number of arguments to Type constructor"); + } +} CYCatchObject() } - return CYMakePointer(context, value, _not(size_t), signature.elements[0].type, NULL, NULL); -} CYCatch } +static JSValueRef Type_callAsFunction_$With(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], sig::Callable &type, JSValueRef *exception) { CYTry { + Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(_this))); -static JSObjectRef Type_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { - if (count != 1) - throw CYJSError(context, "incorrect number of arguments to Type constructor"); CYPool pool; - const char *type(CYPoolCString(pool, context, arguments[0])); + + type.signature.elements = new(pool) sig::Element[1 + count]; + type.signature.count = 1 + count; + + type.signature.elements[0].name = NULL; + type.signature.elements[0].type = internal->type_; + type.signature.elements[0].offset = _not(size_t); + + for (size_t i(0); i != count; ++i) { + sig::Element &element(type.signature.elements[i + 1]); + element.name = NULL; + element.offset = _not(size_t); + + JSObjectRef object(CYCastJSObject(context, arguments[i])); + _assert(JSValueIsObjectOfClass(context, object, CYPrivate::Class_)); + Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(object))); + + element.type = internal->type_; + } + return CYMakeType(context, type); -} CYCatch } +} CYCatch(NULL) } static JSValueRef Type_callAsFunction_arrayOf(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (count != 1) @@ -1069,42 +1643,77 @@ static JSValueRef Type_callAsFunction_arrayOf(JSContextRef context, JSObjectRef if (index == _not(size_t)) throw CYJSError(context, "invalid array size used with Type.arrayOf"); - sig::Type type; - type.name = NULL; - type.flags = 0; - - type.primitive = sig::array_P; - type.data.data.type = internal->type_; - type.data.data.size = index; + sig::Array type(*internal->type_, index); + return CYMakeType(context, type); +} CYCatch(NULL) } - return CYMakeType(context, &type); -} CYCatch } +static JSValueRef Type_callAsFunction_blockWith(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { +#ifdef CY_OBJECTIVEC + sig::Block type; + return Type_callAsFunction_$With(context, object, _this, count, arguments, type, exception); +#else + _assert(false); +#endif +} static JSValueRef Type_callAsFunction_constant(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (count != 0) throw CYJSError(context, "incorrect number of arguments to Type.constant"); Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(_this))); - sig::Type type(*internal->type_); - type.flags |= JOC_TYPE_CONST; - return CYMakeType(context, &type); -} CYCatch } + CYPool pool; + sig::Type *type(internal->type_->Copy(pool)); + type->flags |= JOC_TYPE_CONST; + return CYMakeType(context, *type); +} CYCatch(NULL) } + +static JSValueRef Type_callAsFunction_enumFor(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + if (count != 1) + throw CYJSError(context, "incorrect number of arguments to Type.enumFor"); + Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + + CYPool pool; + + JSObjectRef constants(CYCastJSObject(context, arguments[0])); + + // XXX: this is, sadly, going to leak + JSPropertyNameArrayRef names(JSObjectCopyPropertyNames(context, constants)); + + size_t count(JSPropertyNameArrayGetCount(names)); + + sig::Enum type(*internal->type_, count); + type.constants = new(pool) sig::Constant[count]; + + for (size_t index(0); index != count; ++index) { + JSStringRef name(JSPropertyNameArrayGetNameAtIndex(names, index)); + JSValueRef value(CYGetProperty(context, constants, name)); + _assert(JSValueGetType(context, value) == kJSTypeNumber); + CYUTF8String string(CYPoolUTF8String(pool, context, name)); + type.constants[index].name = string.data; + type.constants[index].value = CYCastDouble(context, value); + } + + JSPropertyNameArrayRelease(names); + + return CYMakeType(context, type); +} CYCatch(NULL) } + +static JSValueRef Type_callAsFunction_functionWith(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { + bool variadic(count != 0 && JSValueIsNull(context, arguments[count - 1])); + sig::Function type(variadic); + return Type_callAsFunction_$With(context, object, _this, variadic ? count - 1 : count, arguments, type, exception); +} static JSValueRef Type_callAsFunction_pointerTo(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (count != 0) throw CYJSError(context, "incorrect number of arguments to Type.pointerTo"); Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(_this))); - sig::Type type; - type.name = NULL; - type.flags = 0; - - type.primitive = sig::pointer_P; - type.data.data.type = internal->type_; - type.data.data.size = 0; - - return CYMakeType(context, &type); -} CYCatch } + if (dynamic_cast *>(internal->type_) != NULL) + return CYMakeType(context, sig::String((internal->type_->flags & JOC_TYPE_CONST) != 0)); + else + return CYMakeType(context, sig::Pointer(*internal->type_)); +} CYCatch(NULL) } static JSValueRef Type_callAsFunction_withName(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (count != 1) @@ -1112,141 +1721,316 @@ static JSValueRef Type_callAsFunction_withName(JSContextRef context, JSObjectRef Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(_this))); CYPool pool; - const char *name(CYPoolCString(pool, context, arguments[0])); - - sig::Type type(*internal->type_); - type.name = name; - return CYMakeType(context, &type); -} CYCatch } + return CYMakeType(context, *internal->type_->Copy(pool, CYPoolCString(pool, context, arguments[0]))); +} CYCatch(NULL) } static JSValueRef Type_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (count != 1) throw CYJSError(context, "incorrect number of arguments to type cast function"); Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(object))); + if (sig::Function *function = dynamic_cast(internal->type_)) + return CYMakeFunctor(context, arguments[0], function->variadic, function->signature); + + CYBuffer buffer(context); + sig::Type *type(internal->type_); ffi_type *ffi(internal->GetFFI()); - // XXX: alignment? - uint8_t value[ffi->size]; - CYPool pool; - CYPoolFFI(pool, context, type, ffi, value, arguments[0]); - return CYFromFFI(context, type, ffi, value); -} CYCatch } + + void *data; + if (_this == NULL || CYIsStrictEqual(context, _this, CYGetGlobalObject(context))) + data = buffer->malloc(ffi->size, ffi->alignment); + else { + CYSetProperty(context, buffer, CYJSString("$cyo"), _this, kJSPropertyAttributeDontEnum); + data = CYCastPointer(context, _this); + } + + type->PoolFFI(buffer, context, ffi, data, arguments[0]); + JSValueRef value(type->FromFFI(context, ffi, data, false, buffer)); + return value; +} CYCatch(NULL) } static JSObjectRef Type_callAsConstructor(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { - if (count != 0) + if (count > 1) throw CYJSError(context, "incorrect number of arguments to Type allocator"); Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(object))); + JSObjectRef pointer(CYMakePointer(context, NULL, *internal->type_, NULL, NULL)); + Pointer *value(reinterpret_cast(JSObjectGetPrivate(pointer))); + sig::Type *type(internal->type_); - size_t length; + ffi_type *ffi(internal->GetFFI()); + value->value_ = value->pool_->malloc(ffi->size, ffi->alignment); - if (type->primitive != sig::array_P) - length = _not(size_t); - else { - length = type->data.data.size; - type = type->data.data.type; - } + if (count == 0) + memset(value->value_, 0, ffi->size); + else + type->PoolFFI(value->pool_, context, ffi, value->value_, arguments[0]); - void *value(malloc(internal->GetFFI()->size)); - return CYMakePointer(context, value, length, type, NULL, NULL); -} CYCatch } + return pointer; +} CYCatchObject() } +// XXX: I don't even think the user should be allowed to do this static JSObjectRef Functor_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (count != 2) throw CYJSError(context, "incorrect number of arguments to Functor constructor"); CYPool pool; - const char *type(CYPoolCString(pool, context, arguments[1])); - return CYMakeFunctor(context, arguments[0], type); -} CYCatch } + const char *encoding(CYPoolCString(pool, context, arguments[1])); + sig::Signature signature; + sig::Parse(pool, &signature, encoding, &Structor_); + // XXX: this can try to return null, and I guess then it just fails + return CYCastJSObject(context, CYMakeFunctor(context, arguments[0], false, signature)); +} CYCatchObject() } + +static JSValueRef CArray_callAsFunction_toPointer(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + CArray *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + JSObjectRef owner(internal->owner_ ?: object); + return CYMakePointer(context, internal->value_, *internal->type_->type_, NULL, owner); +} CYCatch(NULL) } + +static JSValueRef CString_callAsFunction_toPointer(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + CString *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + JSObjectRef owner(internal->owner_ ?: object); + return CYMakePointer(context, internal->value_, sig::Primitive(), NULL, owner); +} CYCatch(NULL) } + +static JSValueRef Functor_callAsFunction_$cya(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + CYPool pool; + cy::Functor *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + + sig::Function type(internal->variadic_); + sig::Copy(pool, type.signature, internal->signature_); + + return CYMakePointer(context, reinterpret_cast(internal->value_), type, NULL, NULL); +} CYCatch(NULL) } -static JSValueRef CYValue_callAsFunction_valueOf(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { - CYValue *internal(reinterpret_cast(JSObjectGetPrivate(_this))); +static JSValueRef Pointer_callAsFunction_toPointer(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + return _this; +} CYCatch(NULL) } + +static JSValueRef CArray_callAsFunction_valueOf(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + CArray *internal(reinterpret_cast(JSObjectGetPrivate(_this))); return CYCastJSValue(context, reinterpret_cast(internal->value_)); -} CYCatch } +} CYCatch(NULL) } -static JSValueRef CYValue_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { - return CYValue_callAsFunction_valueOf(context, object, _this, count, arguments, exception); -} +static JSValueRef Pointer_callAsFunction_valueOf(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + Pointer *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + return CYCastJSValue(context, reinterpret_cast(internal->value_)); +} CYCatch(NULL) } + +static JSValueRef Functor_callAsFunction_valueOf(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + cy::Functor *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + return CYCastJSValue(context, reinterpret_cast(internal->value_)); +} CYCatch(NULL) } + +static JSValueRef Functor_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + cy::Functor *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + uint8_t *value(reinterpret_cast(internal->value_)); + _assert(value != NULL); + + CYLocalPool pool; -static JSValueRef CYValue_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { - CYValue *internal(reinterpret_cast(JSObjectGetPrivate(_this))); - char string[32]; - sprintf(string, "%p", internal->value_); - return CYCastJSValue(context, string); -} CYCatch } + sig::Function function(internal->variadic_); + sig::Copy(pool, function.signature, internal->signature_); + + CYPropertyName *name(internal->GetName(pool)); + auto typed(CYDecodeType(pool, &function)); + + std::ostringstream str; + CYOptions options; + CYOutput output(*str.rdbuf(), options); + output.pretty_ = true; + (new(pool) CYExternalExpression(new(pool) CYString("C"), typed, name))->Output(output, CYNoFlags); + return CYCastJSValue(context, CYJSString(str.str())); +} CYCatch(NULL) } + +CYPropertyName *cy::Functor::GetName(CYPool &pool) const { + Dl_info info; + if (dladdr(reinterpret_cast(value_), &info) == 0 || strcmp(info.dli_sname, "") == 0) + return new(pool) CYNumber(reinterpret_cast(value_)); + + std::ostringstream str; + str << info.dli_sname; + off_t offset(reinterpret_cast(value_) - reinterpret_cast(info.dli_saddr)); + if (offset != 0) + str << "+0x" << std::hex << offset; + return new(pool) CYString(pool.strdup(str.str().c_str())); +} static JSValueRef Pointer_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + std::set *objects(CYCastObjects(context, _this, count, arguments)); + Pointer *internal(reinterpret_cast(JSObjectGetPrivate(_this))); - if (internal->length_ != _not(size_t)) { - JSObjectRef Array(CYGetCachedObject(context, CYJSString("Array_prototype"))); - JSObjectRef toCYON(CYCastJSObject(context, CYGetProperty(context, Array, toCYON_s))); - return CYCallAsFunction(context, toCYON, _this, count, arguments); - } else { - char string[32]; - sprintf(string, "%p", internal->value_); - return CYCastJSValue(context, string); + + try { + JSValueRef value(CYGetProperty(context, _this, cyi_s)); + if (!JSValueIsUndefined(context, value)) { + CYPool pool; + return CYCastJSValue(context, pool.strcat("&", CYPoolCCYON(pool, context, value, objects), NULL)); + } + } catch (const CYException &e) { + // XXX: it might be interesting to include this error + } + + CYLocalPool pool; + std::ostringstream str; + + sig::Pointer type(*internal->type_->type_); + + CYOptions options; + CYOutput output(*str.rdbuf(), options); + (new(pool) CYTypeExpression(CYDecodeType(pool, &type)))->Output(output, CYNoFlags); + + str << "(" << internal->value_ << ")"; + std::string value(str.str()); + return CYCastJSValue(context, CYJSString(CYUTF8String(value.c_str(), value.size()))); +} CYCatch(NULL) } + +static JSValueRef CString_getProperty_length(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { + CString *internal(reinterpret_cast(JSObjectGetPrivate(object))); + return CYCastJSValue(context, strlen(internal->value_)); +} CYCatch(NULL) } + +static JSValueRef CString_getProperty_$cyt(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { + return CYMakeType(context, sig::String(true)); +} CYCatch(NULL) } + +static JSValueRef CArray_getProperty_$cyt(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { + CArray *internal(reinterpret_cast(JSObjectGetPrivate(object))); + sig::Array type(*internal->type_->type_, internal->length_); + return CYMakeType(context, type); +} CYCatch(NULL) } + +static JSValueRef Pointer_getProperty_$cyt(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { + Pointer *internal(reinterpret_cast(JSObjectGetPrivate(object))); + sig::Pointer type(*internal->type_->type_); + return CYMakeType(context, type); +} CYCatch(NULL) } + +static JSValueRef CString_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + CString *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + const char *string(internal->value_); + std::ostringstream str; + if (string == NULL) + str << "NULL"; + else { + str << "&"; + CYStringify(str, string, strlen(string), CYStringifyModeNative); } -} CYCatch } + std::string value(str.str()); + return CYCastJSValue(context, CYJSString(CYUTF8String(value.c_str(), value.size()))); +} CYCatch(NULL) } + +static JSValueRef CString_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + CString *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + return CYCastJSValue(context, internal->value_); +} CYCatch(NULL) } -static JSValueRef Type_getProperty_alignment(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { +static JSValueRef Functor_getProperty_$cyt(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { + cy::Functor *internal(reinterpret_cast(JSObjectGetPrivate(object))); + CYPool pool; + sig::Function type(internal->variadic_); + sig::Copy(pool, type.signature, internal->signature_); + return CYMakeType(context, type); +} CYCatch(NULL) } + +static JSValueRef Type_getProperty_alignment(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(object))); return CYCastJSValue(context, internal->GetFFI()->alignment); -} +} CYCatch(NULL) } -static JSValueRef Type_getProperty_name(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { +static JSValueRef Type_getProperty_name(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(object))); - return CYCastJSValue(context, internal->type_->name); -} + return CYCastJSValue(context, internal->type_->GetName()); +} CYCatch(NULL) } -static JSValueRef Type_getProperty_size(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { +static JSValueRef Type_getProperty_size(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(object))); return CYCastJSValue(context, internal->GetFFI()->size); -} +} CYCatch(NULL) } static JSValueRef Type_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(_this))); CYPool pool; const char *type(sig::Unparse(pool, internal->type_)); return CYCastJSValue(context, CYJSString(type)); -} CYCatch } +} CYCatch(NULL) } static JSValueRef Type_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(_this))); - CYPool pool; - const char *type(sig::Unparse(pool, internal->type_)); - std::ostringstream str; - CYStringify(str, type, strlen(type)); - char *cyon(apr_pstrcat(pool, "new Type(", str.str().c_str(), ")", NULL)); - return CYCastJSValue(context, CYJSString(cyon)); -} CYCatch } + CYLocalPool pool; + std::stringbuf out; + CYOptions options; + CYOutput output(out, options); + output.pretty_ = true; + (new(pool) CYTypeExpression(CYDecodeType(pool, internal->type_->Copy(pool, ""))))->Output(output, CYNoFlags); + return CYCastJSValue(context, CYJSString(out.str().c_str())); +} CYCatch(NULL) } + +static JSStaticFunction All_staticFunctions[2] = { + {"cy$complete", &All_complete_callAsFunction, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {NULL, NULL, 0} +}; -static JSValueRef Type_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { - return Type_callAsFunction_toString(context, object, _this, count, arguments, exception); -} +static JSStaticFunction CArray_staticFunctions[3] = { + {"toPointer", &CArray_callAsFunction_toPointer, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"valueOf", &CArray_callAsFunction_valueOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {NULL, NULL, 0} +}; + +static JSStaticValue CArray_staticValues[2] = { + {"$cyt", &CArray_getProperty_$cyt, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {NULL, NULL, NULL, 0} +}; + +static JSStaticFunction CString_staticFunctions[5] = { + {"toCYON", &CString_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"toPointer", &CString_callAsFunction_toPointer, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"toString", &CString_callAsFunction_toString, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"valueOf", &CString_callAsFunction_toString, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {NULL, NULL, 0} +}; + +static JSStaticValue CString_staticValues[3] = { + {"length", &CString_getProperty_length, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"$cyt", &CString_getProperty_$cyt, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {NULL, NULL, NULL, 0} +}; static JSStaticFunction Pointer_staticFunctions[4] = { {"toCYON", &Pointer_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, - {"toJSON", &CYValue_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, - {"valueOf", &CYValue_callAsFunction_valueOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"toPointer", &Pointer_callAsFunction_toPointer, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"valueOf", &Pointer_callAsFunction_valueOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {NULL, NULL, 0} }; +static JSStaticValue Pointer_staticValues[2] = { + {"$cyt", &Pointer_getProperty_$cyt, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {NULL, NULL, NULL, 0} +}; + static JSStaticFunction Struct_staticFunctions[2] = { {"$cya", &Struct_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {NULL, NULL, 0} }; -static JSStaticFunction Functor_staticFunctions[4] = { - {"toCYON", &CYValue_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, - {"toJSON", &CYValue_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, - {"valueOf", &CYValue_callAsFunction_valueOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, +static JSStaticValue Struct_staticValues[2] = { + {"$cyt", &Struct_getProperty_$cyt, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {NULL, NULL, NULL, 0} +}; + +static JSStaticFunction Functor_staticFunctions[5] = { + {"$cya", &Functor_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"toCYON", &Functor_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"toPointer", &Functor_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"valueOf", &Functor_callAsFunction_valueOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {NULL, NULL, 0} }; -namespace cy { - JSStaticFunction const * const Functor::StaticFunctions = Functor_staticFunctions; -} +static JSStaticValue Functor_staticValues[2] = { + {"$cyt", &Functor_getProperty_$cyt, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {NULL, NULL, NULL, 0} +}; static JSStaticValue Type_staticValues[4] = { {"alignment", &Type_getProperty_alignment, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, @@ -1255,87 +2039,111 @@ static JSStaticValue Type_staticValues[4] = { {NULL, NULL, NULL, 0} }; -static JSStaticFunction Type_staticFunctions[8] = { +static JSStaticFunction Type_staticFunctions[10] = { {"arrayOf", &Type_callAsFunction_arrayOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"blockWith", &Type_callAsFunction_blockWith, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {"constant", &Type_callAsFunction_constant, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"enumFor", &Type_callAsFunction_enumFor, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"functionWith", &Type_callAsFunction_functionWith, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {"pointerTo", &Type_callAsFunction_pointerTo, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {"withName", &Type_callAsFunction_withName, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {"toCYON", &Type_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, - {"toJSON", &Type_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {"toString", &Type_callAsFunction_toString, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {NULL, NULL, 0} }; -static JSObjectRef (*JSObjectMakeArray$)(JSContextRef, size_t, const JSValueRef[], JSValueRef *); - -void CYSetArgs(int argc, const char *argv[]) { +_visible void CYSetArgs(const char *argv0, const char *script, int argc, const char *argv[]) { JSContextRef context(CYGetJSContext()); - JSValueRef args[argc]; + JSValueRef args[argc + 2]; for (int i(0); i != argc; ++i) - args[i] = CYCastJSValue(context, argv[i]); + args[i + 2] = CYCastJSValue(context, argv[i]); - JSObjectRef array; - if (JSObjectMakeArray$ != NULL) { - JSValueRef exception(NULL); - array = (*JSObjectMakeArray$)(context, argc, args, &exception); - CYThrow(context, exception); - } else { - JSObjectRef Array(CYGetCachedObject(context, CYJSString("Array"))); - JSValueRef value(CYCallAsFunction(context, Array, NULL, argc, args)); - array = CYCastJSObject(context, value); + size_t offset; + if (script == NULL) + offset = 1; + else { + offset = 0; + args[1] = CYCastJSValue(context, CYJSString(script)); } - JSObjectRef System(CYGetCachedObject(context, CYJSString("System"))); - CYSetProperty(context, System, CYJSString("args"), array); + args[offset] = CYCastJSValue(context, CYJSString(argv0)); + + CYSetProperty(context, CYGetCachedObject(context, CYJSString("System")), CYJSString("args"), CYObjectMakeArray(context, argc, args + 2)); + CYSetProperty(context, CYGetCachedObject(context, CYJSString("process")), CYJSString("argv"), CYObjectMakeArray(context, argc + 2 - offset, args + offset)); } JSObjectRef CYGetGlobalObject(JSContextRef context) { return JSContextGetGlobalObject(context); } -const char *CYExecute(apr_pool_t *pool, CYUTF8String code) { - JSContextRef context(CYGetJSContext()); - JSValueRef exception(NULL), result; - - void *handle; - if (hooks_ != NULL && hooks_->ExecuteStart != NULL) - handle = (*hooks_->ExecuteStart)(context); - else - handle = NULL; +// XXX: this is neither exceptin safe nor even terribly sane +class ExecutionHandle { + private: + JSContextRef context_; + std::vector handles_; - const char *json; + public: + ExecutionHandle(JSContextRef context) : + context_(context) + { + handles_.resize(GetHooks().size()); + for (size_t i(0); i != GetHooks().size(); ++i) { + CYHook *hook(GetHooks()[i]); + if (hook->ExecuteStart != NULL) + handles_[i] = (*hook->ExecuteStart)(context_); + else + handles_[i] = NULL; + } + } - try { - result = JSEvaluateScript(context, CYJSString(code), NULL, NULL, 0, &exception); - } catch (const char *error) { - return error; + ~ExecutionHandle() { + for (size_t i(GetHooks().size()); i != 0; --i) { + CYHook *hook(GetHooks()[i-1]); + if (hook->ExecuteEnd != NULL) + (*hook->ExecuteEnd)(context_, handles_[i-1]); + } } +}; - if (exception != NULL) error: - return CYPoolCString(pool, context, CYJSString(context, exception)); +#ifndef __ANDROID__ +static volatile bool cancel_; - if (JSValueIsUndefined(context, result)) - return NULL; +static bool CYShouldTerminate(JSContextRef context, void *arg) { + return cancel_; +} +#endif - try { - json = CYPoolCCYON(pool, context, result, &exception); - } catch (const char *error) { - return error; - } +_visible const char *CYExecute(JSContextRef context, CYPool &pool, CYUTF8String code) { + ExecutionHandle handle(context); - if (exception != NULL) - goto error; +#ifndef __ANDROID__ + cancel_ = false; + if (&JSContextGroupSetExecutionTimeLimit != NULL) + JSContextGroupSetExecutionTimeLimit(JSContextGetGroup(context), 0.5, &CYShouldTerminate, NULL); +#endif + + try { + JSValueRef result(_jsccall(JSEvaluateScript, context, CYJSString(code), NULL, NULL, 0)); + if (JSValueIsUndefined(context, result)) + return NULL; - CYSetProperty(context, CYGetGlobalObject(context), Result_, result); + std::set objects; + const char *json(_jsccall(CYPoolCCYON, pool, context, result, objects)); + CYSetProperty(context, CYGetGlobalObject(context), Result_, result); - if (hooks_ != NULL && hooks_->ExecuteEnd != NULL) - (*hooks_->ExecuteEnd)(context, handle); - return json; + return json; + } catch (const CYException &error) { + return pool.strcat("throw ", error.PoolCString(pool), NULL); + } } -extern "C" void CydgetSetupContext(JSGlobalContextRef context) { - CYSetupContext(context); +#ifndef __ANDROID__ +_visible void CYCancel() { + cancel_ = true; } +#endif + +const char *CYPoolLibraryPath(CYPool &pool); static bool initialized_ = false; @@ -1344,46 +2152,80 @@ void CYInitializeDynamic() { initialized_ = true; else return; - CYInitializeStatic(); + CYPool pool; + const char *db(pool.strcat(CYPoolLibraryPath(pool), "/libcycript.db", NULL)); + _sqlcall(sqlite3_open_v2(db, &database_, SQLITE_OPEN_READONLY, NULL)); JSObjectMakeArray$ = reinterpret_cast(dlsym(RTLD_DEFAULT, "JSObjectMakeArray")); + JSSynchronousGarbageCollectForDebugging$ = reinterpret_cast(dlsym(RTLD_DEFAULT, "JSSynchronousGarbageCollectForDebugging")); JSClassDefinition definition; definition = kJSClassDefinitionEmpty; + definition.attributes = kJSClassAttributeNoAutomaticPrototype; definition.className = "All"; + definition.staticFunctions = All_staticFunctions; + definition.hasProperty = &All_hasProperty; definition.getProperty = &All_getProperty; definition.getPropertyNames = &All_getPropertyNames; All_ = JSClassCreate(&definition); definition = kJSClassDefinitionEmpty; + definition.attributes = kJSClassAttributeNoAutomaticPrototype; definition.className = "Context"; definition.finalize = &CYFinalize; - Context_ = JSClassCreate(&definition); + CYPrivate::Class_ = JSClassCreate(&definition); + + definition = kJSClassDefinitionEmpty; + definition.className = "CArray"; + definition.staticFunctions = CArray_staticFunctions; + definition.staticValues = CArray_staticValues; + definition.getProperty = &CArray_getProperty; + definition.setProperty = &CArray_setProperty; + definition.finalize = &CYFinalize; + CYPrivate::Class_ = JSClassCreate(&definition); + + definition = kJSClassDefinitionEmpty; + definition.className = "CString"; + definition.staticFunctions = CString_staticFunctions; + definition.staticValues = CString_staticValues; + definition.getProperty = &CString_getProperty; + definition.setProperty = &CString_setProperty; + definition.finalize = &CYFinalize; + CYPrivate::Class_ = JSClassCreate(&definition); definition = kJSClassDefinitionEmpty; definition.className = "Functor"; - definition.staticFunctions = cy::Functor::StaticFunctions; + definition.staticFunctions = Functor_staticFunctions; + definition.staticValues = Functor_staticValues; definition.callAsFunction = &Functor_callAsFunction; definition.finalize = &CYFinalize; - Functor_ = JSClassCreate(&definition); + cy::Functor::Class_ = JSClassCreate(&definition); definition = kJSClassDefinitionEmpty; definition.className = "Pointer"; definition.staticFunctions = Pointer_staticFunctions; + definition.staticValues = Pointer_staticValues; + definition.callAsFunction = &Pointer_callAsFunction; definition.getProperty = &Pointer_getProperty; definition.setProperty = &Pointer_setProperty; definition.finalize = &CYFinalize; - Pointer_ = JSClassCreate(&definition); + CYPrivate::Class_ = JSClassCreate(&definition); + + definition = kJSClassDefinitionEmpty; + definition.className = "Root"; + definition.finalize = &CYFinalize; + CYPrivate::Class_ = JSClassCreate(&definition); definition = kJSClassDefinitionEmpty; definition.className = "Struct"; definition.staticFunctions = Struct_staticFunctions; + definition.staticValues = Struct_staticValues; definition.getProperty = &Struct_getProperty; definition.setProperty = &Struct_setProperty; definition.getPropertyNames = &Struct_getPropertyNames; definition.finalize = &CYFinalize; - Struct_ = JSClassCreate(&definition); + CYPrivate::Class_ = JSClassCreate(&definition); definition = kJSClassDefinitionEmpty; definition.className = "Type"; @@ -1392,7 +2234,7 @@ void CYInitializeDynamic() { definition.callAsFunction = &Type_callAsFunction; definition.callAsConstructor = &Type_callAsConstructor; definition.finalize = &CYFinalize; - Type_privateData::Class_ = JSClassCreate(&definition); + CYPrivate::Class_ = JSClassCreate(&definition); definition = kJSClassDefinitionEmpty; definition.className = "Global"; @@ -1400,7 +2242,11 @@ void CYInitializeDynamic() { Global_ = JSClassCreate(&definition); Array_s = JSStringCreateWithUTF8CString("Array"); + constructor_s = JSStringCreateWithUTF8CString("constructor"); cy_s = JSStringCreateWithUTF8CString("$cy"); + cyi_s = JSStringCreateWithUTF8CString("$cyi"); + cyt_s = JSStringCreateWithUTF8CString("$cyt"); + cyt__s = JSStringCreateWithUTF8CString("$cyt_"); length_s = JSStringCreateWithUTF8CString("length"); message_s = JSStringCreateWithUTF8CString("message"); name_s = JSStringCreateWithUTF8CString("name"); @@ -1412,11 +2258,13 @@ void CYInitializeDynamic() { toJSON_s = JSStringCreateWithUTF8CString("toJSON"); toPointer_s = JSStringCreateWithUTF8CString("toPointer"); toString_s = JSStringCreateWithUTF8CString("toString"); + weak_s = JSStringCreateWithUTF8CString("weak"); Result_ = JSStringCreateWithUTF8CString("_"); - if (hooks_ != NULL && hooks_->Initialize != NULL) - (*hooks_->Initialize)(); + for (CYHook *hook : GetHooks()) + if (hook->Initialize != NULL) + (*hook->Initialize)(); } void CYThrow(JSContextRef context, JSValueRef value) { @@ -1424,30 +2272,25 @@ void CYThrow(JSContextRef context, JSValueRef value) { throw CYJSError(context, value); } -const char *CYJSError::PoolCString(apr_pool_t *pool) const { +const char *CYJSError::PoolCString(CYPool &pool) const { + std::set objects; // XXX: this used to be CYPoolCString - return CYPoolCCYON(pool, context_, value_); + return CYPoolCCYON(pool, context_, value_, objects); } -JSValueRef CYJSError::CastJSValue(JSContextRef context) const { - // XXX: what if the context is different? +JSValueRef CYJSError::CastJSValue(JSContextRef context, const char *name) const { + // XXX: what if the context is different? or the name? I dunno. ("epic" :/) return value_; } -JSValueRef CYCastJSError(JSContextRef context, const char *message) { - JSObjectRef Error(CYGetCachedObject(context, CYJSString("Error"))); - +JSValueRef CYCastJSError(JSContextRef context, const char *name, const char *message) { + JSObjectRef Error(CYGetCachedObject(context, CYJSString(name))); JSValueRef arguments[1] = {CYCastJSValue(context, message)}; - - JSValueRef exception(NULL); - JSValueRef value(JSObjectCallAsConstructor(context, Error, 1, arguments, &exception)); - CYThrow(context, exception); - - return value; + return _jsccall(JSObjectCallAsConstructor, context, Error, 1, arguments); } -JSValueRef CYPoolError::CastJSValue(JSContextRef context) const { - return CYCastJSError(context, message_); +JSValueRef CYPoolError::CastJSValue(JSContextRef context, const char *name) const { + return CYCastJSError(context, name, message_); } CYJSError::CYJSError(JSContextRef context, const char *format, ...) { @@ -1457,24 +2300,168 @@ CYJSError::CYJSError(JSContextRef context, const char *format, ...) { va_list args; va_start(args, format); - const char *message(apr_pvsprintf(pool, format, args)); + // XXX: there might be a beter way to think about this + const char *message(pool.vsprintf(64, format, args)); va_end(args); - value_ = CYCastJSError(context, message); + value_ = CYCastJSError(context, "Error", message); } JSGlobalContextRef CYGetJSContext(JSContextRef context) { return reinterpret_cast(JSObjectGetPrivate(CYCastJSObject(context, CYGetProperty(context, CYGetGlobalObject(context), cy_s))))->context_; } -extern "C" void CYSetupContext(JSGlobalContextRef context) { - JSValueRef exception(NULL); +#ifdef __ANDROID__ +char *CYPoolLibraryPath_(CYPool &pool) { + FILE *maps(fopen("/proc/self/maps", "r")); + struct F { FILE *f; F(FILE *f) : f(f) {} + ~F() { fclose(f); } } f(maps); + + size_t function(reinterpret_cast(&CYPoolLibraryPath)); + + for (;;) { + size_t start; size_t end; char flags[8]; unsigned long long offset; + int major; int minor; unsigned long long inode; char file[1024]; + int count(fscanf(maps, "%zx-%zx %7s %llx %x:%x %llu%[ ]%1024[^\n]\n", + &start, &end, flags, &offset, &major, &minor, &inode, file, file)); + if (count < 8) break; else if (start <= function && function < end) + return pool.strdup(file); + } + + _assert(false); +} +#else +char *CYPoolLibraryPath_(CYPool &pool) { + Dl_info addr; + _assert(dladdr(reinterpret_cast(&CYPoolLibraryPath), &addr) != 0); + return pool.strdup(addr.dli_fname); +} +#endif + +const char *CYPoolLibraryPath(CYPool &pool) { + char *lib(CYPoolLibraryPath_(pool)); + + char *slash(strrchr(lib, '/')); + if (slash == NULL) + return "."; + *slash = '\0'; + + slash = strrchr(lib, '/'); + if (slash != NULL) { + if (strcmp(slash, "/.libs") == 0) + *slash = '\0'; + } else if (strcmp(lib, ".libs") == 0) + return "."; + + return lib; +} + +static JSValueRef require_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + _assert(count == 1); + CYPool pool; + + CYUTF8String name(CYPoolUTF8String(pool, context, CYJSString(context, arguments[0]))); + if (memchr(name.data, '/', name.size) == NULL && ( +#ifdef __APPLE__ + dlopen(pool.strcat("/System/Library/Frameworks/", name.data, ".framework/", name.data, NULL), RTLD_LAZY | RTLD_GLOBAL) != NULL || + dlopen(pool.strcat("/System/Library/PrivateFrameworks/", name.data, ".framework/", name.data, NULL), RTLD_LAZY | RTLD_GLOBAL) != NULL || +#endif + false)) + return CYJSUndefined(context); + + CYJSString path; + CYUTF8String code; + + sqlite3_stmt *statement; + + _sqlcall(sqlite3_prepare(database_, + "select " + "\"module\".\"code\", " + "\"module\".\"flags\" " + "from \"module\" " + "where" + " \"module\".\"name\" = ?" + " limit 1" + , -1, &statement, NULL)); + + _sqlcall(sqlite3_bind_text(statement, 1, name.data, name.size, SQLITE_STATIC)); + + if (_sqlcall(sqlite3_step(statement)) != SQLITE_DONE) { + code.data = static_cast(sqlite3_column_blob(statement, 0)); + code.size = sqlite3_column_bytes(statement, 0); + path = CYJSString(name); + code = CYPoolUTF8String(pool, code); + } else { + JSObjectRef resolve(CYCastJSObject(context, CYGetProperty(context, object, CYJSString("resolve")))); + path = CYJSString(context, CYCallAsFunction(context, resolve, NULL, 1, arguments)); + } + + _sqlcall(sqlite3_finalize(statement)); + + CYJSString property("exports"); + + JSObjectRef modules(CYGetCachedObject(context, CYJSString("modules"))); + JSValueRef cache(CYGetProperty(context, modules, path)); + + JSValueRef result; + if (!JSValueIsUndefined(context, cache)) { + JSObjectRef module(CYCastJSObject(context, cache)); + result = CYGetProperty(context, module, property); + } else { + if (code.data == NULL) { + code = CYPoolFileUTF8String(pool, CYPoolCString(pool, context, path)); + _assert(code.data != NULL); + } + + size_t length(name.size); + if (length >= 5 && strncmp(name.data + length - 5, ".json", 5) == 0) { + JSObjectRef JSON(CYGetCachedObject(context, CYJSString("JSON"))); + JSObjectRef parse(CYCastJSObject(context, CYGetProperty(context, JSON, CYJSString("parse")))); + JSValueRef arguments[1] = { CYCastJSValue(context, CYJSString(code)) }; + result = CYCallAsFunction(context, parse, JSON, 1, arguments); + } else { + JSObjectRef module(JSObjectMake(context, NULL, NULL)); + CYSetProperty(context, modules, path, module); + + JSObjectRef exports(JSObjectMake(context, NULL, NULL)); + CYSetProperty(context, module, property, exports); + + std::stringstream wrap; + wrap << "(function (exports, require, module, __filename) { " << code << "\n});"; + code = CYPoolCode(pool, *wrap.rdbuf()); + + JSValueRef value(_jsccall(JSEvaluateScript, context, CYJSString(code), NULL, NULL, 0)); + JSObjectRef function(CYCastJSObject(context, value)); + + JSValueRef arguments[4] = { exports, object, module, CYCastJSValue(context, path) }; + CYCallAsFunction(context, function, NULL, 4, arguments); + result = CYGetProperty(context, module, property); + } + } + + return result; +} CYCatch(NULL) } + +static bool CYRunScript(JSGlobalContextRef context, const char *path) { + CYPool pool; + CYUTF8String code(CYPoolFileUTF8String(pool, pool.strcat(CYPoolLibraryPath(pool), path, NULL))); + if (code.data == NULL) + return false; + + code = CYPoolCode(pool, code); + _jsccall(JSEvaluateScript, context, CYJSString(code), NULL, NULL, 0); + return true; +} +extern "C" void CYDestroyWeak(JSWeakObjectMapRef weak, void *data) { +} + +extern "C" void CYSetupContext(JSGlobalContextRef context) { CYInitializeDynamic(); JSObjectRef global(CYGetGlobalObject(context)); - JSObjectRef cy(JSObjectMake(context, Context_, new Context(context))); + JSObjectRef cy(CYPrivate::Make(context, context)); CYSetProperty(context, global, cy_s, cy, kJSPropertyAttributeDontEnum); /* Cache Globals {{{ */ @@ -1484,6 +2471,12 @@ extern "C" void CYSetupContext(JSGlobalContextRef context) { JSObjectRef Array_prototype(CYCastJSObject(context, CYGetProperty(context, Array, prototype_s))); CYSetProperty(context, cy, CYJSString("Array_prototype"), Array_prototype); + JSObjectRef Boolean(CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Boolean")))); + CYSetProperty(context, cy, CYJSString("Boolean"), Boolean); + + JSObjectRef Boolean_prototype(CYCastJSObject(context, CYGetProperty(context, Boolean, prototype_s))); + CYSetProperty(context, cy, CYJSString("Boolean_prototype"), Boolean_prototype); + JSObjectRef Error(CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Error")))); CYSetProperty(context, cy, CYJSString("Error"), Error); @@ -1493,6 +2486,15 @@ extern "C" void CYSetupContext(JSGlobalContextRef context) { JSObjectRef Function_prototype(CYCastJSObject(context, CYGetProperty(context, Function, prototype_s))); CYSetProperty(context, cy, CYJSString("Function_prototype"), Function_prototype); + JSObjectRef JSON(CYCastJSObject(context, CYGetProperty(context, global, CYJSString("JSON")))); + CYSetProperty(context, cy, CYJSString("JSON"), JSON); + + JSObjectRef Number(CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Number")))); + CYSetProperty(context, cy, CYJSString("Number"), Number); + + JSObjectRef Number_prototype(CYCastJSObject(context, CYGetProperty(context, Number, prototype_s))); + CYSetProperty(context, cy, CYJSString("Number_prototype"), Number_prototype); + JSObjectRef Object(CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Object")))); CYSetProperty(context, cy, CYJSString("Object"), Object); @@ -1504,6 +2506,9 @@ extern "C" void CYSetupContext(JSGlobalContextRef context) { JSObjectRef String_prototype(CYCastJSObject(context, CYGetProperty(context, String, prototype_s))); CYSetProperty(context, cy, CYJSString("String_prototype"), String_prototype); + + JSObjectRef SyntaxError(CYCastJSObject(context, CYGetProperty(context, global, CYJSString("SyntaxError")))); + CYSetProperty(context, cy, CYJSString("SyntaxError"), SyntaxError); /* }}} */ CYSetProperty(context, Array_prototype, toCYON_s, &Array_callAsFunction_toCYON, kJSPropertyAttributeDontEnum); @@ -1511,20 +2516,47 @@ extern "C" void CYSetupContext(JSGlobalContextRef context) { JSObjectRef cycript(JSObjectMake(context, NULL, NULL)); CYSetProperty(context, global, CYJSString("Cycript"), cycript); + CYSetProperty(context, cycript, CYJSString("compile"), &Cycript_compile_callAsFunction); CYSetProperty(context, cycript, CYJSString("gc"), &Cycript_gc_callAsFunction); - JSObjectRef Functor(JSObjectMakeConstructor(context, Functor_, &Functor_new)); - JSObjectSetPrototype(context, CYCastJSObject(context, CYGetProperty(context, Functor, prototype_s)), Function_prototype); + JSObjectRef CArray(JSObjectMakeConstructor(context, CYPrivate<::CArray>::Class_, &CArray_new)); + CYSetPrototype(context, CYCastJSObject(context, CYGetProperty(context, CArray, prototype_s)), Array_prototype); + CYSetProperty(context, cycript, CYJSString("CArray"), CArray); + + JSObjectRef CString(JSObjectMakeConstructor(context, CYPrivate<::CString>::Class_, &CString_new)); + CYSetPrototype(context, CYCastJSObject(context, CYGetProperty(context, CString, prototype_s)), String_prototype); + CYSetProperty(context, cycript, CYJSString("CString"), CString); + + JSObjectRef Functor(JSObjectMakeConstructor(context, cy::Functor::Class_, &Functor_new)); + JSObjectRef Functor_prototype(CYCastJSObject(context, CYGetProperty(context, Functor, prototype_s))); + CYSetPrototype(context, Functor_prototype, Function_prototype); + CYSetProperty(context, cy, CYJSString("Functor_prototype"), Functor_prototype); CYSetProperty(context, cycript, CYJSString("Functor"), Functor); - CYSetProperty(context, cycript, CYJSString("Pointer"), JSObjectMakeConstructor(context, Pointer_, &Pointer_new)); - CYSetProperty(context, cycript, CYJSString("Type"), JSObjectMakeConstructor(context, Type_privateData::Class_, &Type_new)); + CYSetProperty(context, cycript, CYJSString("Pointer"), JSObjectMakeConstructor(context, CYPrivate::Class_, &Pointer_new)); + + JSObjectRef Type(JSObjectMakeConstructor(context, CYPrivate::Class_, &Type_new)); + JSObjectRef Type_prototype(CYCastJSObject(context, CYGetProperty(context, Type, prototype_s))); + CYSetPrototype(context, Type_prototype, Function_prototype); + CYSetProperty(context, cy, CYJSString("Type_prototype"), Type_prototype); + CYSetProperty(context, cycript, CYJSString("Type"), Type); + + JSObjectRef Character_prototype(JSObjectMake(context, NULL, NULL)); + CYSetPrototype(context, Character_prototype, String_prototype); + CYSetProperty(context, cy, CYJSString("Character_prototype"), Character_prototype); + CYSetProperty(context, Character_prototype, CYJSString("valueOf"), _jsccall(JSEvaluateScript, context, CYJSString("(function(){return this.charCodeAt(0);})"), NULL, NULL, 0)); + + JSObjectRef modules(JSObjectMake(context, NULL, NULL)); + CYSetProperty(context, cy, CYJSString("modules"), modules); JSObjectRef all(JSObjectMake(context, All_, NULL)); CYSetProperty(context, cycript, CYJSString("all"), all); - JSObjectRef alls(JSObjectCallAsConstructor(context, Array, 0, NULL, &exception)); - CYThrow(context, exception); + JSObjectRef cache(JSObjectMake(context, NULL, NULL)); + CYSetProperty(context, cy, CYJSString("cache"), cache); + CYSetPrototype(context, cache, all); + + JSObjectRef alls(_jsccall(JSObjectCallAsConstructor, context, Array, 0, NULL)); CYSetProperty(context, cycript, CYJSString("alls"), alls); if (true) { @@ -1539,29 +2571,78 @@ extern "C" void CYSetupContext(JSGlobalContextRef context) { next = JSObjectGetPrototype(context, curr); } - JSObjectSetPrototype(context, last, all); + CYSetPrototype(context, last, cache); } - CYSetProperty(context, global, CYJSString("$cyq"), &$cyq, kJSPropertyAttributeDontEnum); +#ifdef __APPLE__ + if (&JSWeakObjectMapCreate != NULL) { + JSWeakObjectMapRef weak(JSWeakObjectMapCreate(context, NULL, &CYDestroyWeak)); + CYSetProperty(context, cy, weak_s, CYCastJSValue(context, reinterpret_cast(weak))); + } +#endif + + CYSetProperty(context, String_prototype, cyt_s, CYMakeType(context, sig::String(true)), kJSPropertyAttributeDontEnum); + + CYSetProperty(context, cache, CYJSString("dlerror"), CYMakeFunctor(context, "dlerror", "*"), kJSPropertyAttributeDontEnum); + CYSetProperty(context, cache, CYJSString("RTLD_DEFAULT"), CYCastJSValue(context, reinterpret_cast(RTLD_DEFAULT)), kJSPropertyAttributeDontEnum); + CYSetProperty(context, cache, CYJSString("dlsym"), CYMakeFunctor(context, "dlsym", "^v^v*"), kJSPropertyAttributeDontEnum); + + CYSetProperty(context, cache, CYJSString("NULL"), CYJSNull(context), kJSPropertyAttributeDontEnum); + + CYSetProperty(context, cache, CYJSString("bool"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + CYSetProperty(context, cache, CYJSString("char"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + CYSetProperty(context, cache, CYJSString("schar"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + CYSetProperty(context, cache, CYJSString("uchar"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + + CYSetProperty(context, cache, CYJSString("short"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + CYSetProperty(context, cache, CYJSString("int"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + CYSetProperty(context, cache, CYJSString("long"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + CYSetProperty(context, cache, CYJSString("longlong"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + + CYSetProperty(context, cache, CYJSString("ushort"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + CYSetProperty(context, cache, CYJSString("uint"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + CYSetProperty(context, cache, CYJSString("ulong"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + CYSetProperty(context, cache, CYJSString("ulonglong"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + +#ifdef __SIZEOF_INT128__ + CYSetProperty(context, cache, CYJSString("int128"), CYMakeType(context, sig::Primitive<__int128>()), kJSPropertyAttributeDontEnum); + CYSetProperty(context, cache, CYJSString("uint128"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); +#endif + + CYSetProperty(context, cache, CYJSString("float"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + CYSetProperty(context, cache, CYJSString("double"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + CYSetProperty(context, cache, CYJSString("longdouble"), CYMakeType(context, sig::Primitive()), kJSPropertyAttributeDontEnum); + + CYSetProperty(context, global, CYJSString("require"), &require_callAsFunction, kJSPropertyAttributeDontEnum); JSObjectRef System(JSObjectMake(context, NULL, NULL)); + CYSetProperty(context, all, CYJSString("system"), System); + System = CYCastJSObject(context, CYGetProperty(context, global, CYJSString("system"))); CYSetProperty(context, cy, CYJSString("System"), System); - CYSetProperty(context, global, CYJSString("system"), System); + JSObjectRef process(JSObjectMake(context, NULL, NULL)); + CYSetProperty(context, global, CYJSString("process"), process); + CYSetProperty(context, cy, CYJSString("process"), process); + CYSetProperty(context, System, CYJSString("args"), CYJSNull(context)); - //CYSetProperty(context, System, CYJSString("global"), global); CYSetProperty(context, System, CYJSString("print"), &System_print); - if (hooks_ != NULL && hooks_->SetupContext != NULL) - (*hooks_->SetupContext)(context); + CYSetProperty(context, global, CYJSString("global"), global); + CYSetProperty(context, global, CYJSString("print"), &Global_print); + + for (CYHook *hook : GetHooks()) + if (hook->SetupContext != NULL) + (*hook->SetupContext)(context); CYArrayPush(context, alls, cycript); + + CYRunScript(context, "/libcycript.cy"); } -JSGlobalContextRef CYGetJSContext() { - CYInitializeDynamic(); +static JSGlobalContextRef context_; - static JSGlobalContextRef context_; +_visible JSGlobalContextRef CYGetJSContext() { + CYInitializeDynamic(); if (context_ == NULL) { context_ = JSGlobalContextCreate(Global_); @@ -1570,3 +2651,10 @@ JSGlobalContextRef CYGetJSContext() { return context_; } + +_visible void CYDestroyContext() { + if (context_ == NULL) + return; + JSGlobalContextRelease(context_); + context_ = NULL; +}