X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/142cb9e3c2eaba94e04b43f66178f5c4439bd1a8..10e728bb967b8f052c07480275400d631fb6f531:/Execute.cpp?ds=sidebyside diff --git a/Execute.cpp b/Execute.cpp index fbe09e5..b4614c4 100644 --- a/Execute.cpp +++ b/Execute.cpp @@ -22,6 +22,9 @@ #include "Internal.hpp" #include +#include +#include +#include #include "cycript.hpp" @@ -32,9 +35,9 @@ #include "Execute.hpp" #include +#include #include -#include #include #include #include @@ -42,8 +45,8 @@ #include #include "Parser.hpp" -#include "Cycript.tab.hh" +#include "Decode.hpp" #include "Error.hpp" #include "JavaScript.hpp" #include "String.hpp" @@ -52,29 +55,19 @@ struct CYHooks *hooks_; /* JavaScript Properties {{{ */ 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) { @@ -98,10 +91,7 @@ JSStringRef CYCopyJSString(CYUTF8String value) { 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) { @@ -137,6 +127,7 @@ static JSClassRef Struct_; JSStringRef Array_s; JSStringRef cy_s; +JSStringRef cyi_s; JSStringRef length_s; JSStringRef message_s; JSStringRef name_s; @@ -161,7 +152,6 @@ void CYFinalize(JSObjectRef object) { void Structor_(CYPool &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 @@ -286,10 +276,7 @@ JSValueRef CYJSUndefined(JSContextRef 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) { @@ -309,23 +296,32 @@ 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); } +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, JSValueRef value) { + JSValueRef arguments[1]; + arguments[0] = value; + JSObjectRef Array(CYGetCachedObject(context, CYJSString("Array_prototype"))); + _jsccall(JSObjectCallAsFunction, context, CYCastJSObject(context, CYGetProperty(context, Array, push_s)), array, 1, arguments); +} + static JSValueRef System_print(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (count == 0) printf("\n"); @@ -339,16 +335,22 @@ static JSValueRef System_print(JSContextRef context, JSObjectRef object, JSObjec static size_t Nonce_(0); -static JSValueRef $cyq(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { +static JSValueRef $cyq(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { CYPool pool; const char *name(pool.strcat(CYPoolCString(pool, context, arguments[0]), pool.itoa(Nonce_++), NULL)); return CYCastJSValue(context, name); +} CYCatch(NULL) } + +static void (*JSSynchronousGarbageCollectForDebugging$)(JSContextRef); + +void CYGarbageCollect(JSContextRef context) { + (JSSynchronousGarbageCollectForDebugging$ ?: &JSGarbageCollect)(context); } -static JSValueRef Cycript_gc_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { - JSGarbageCollect(context); +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, JSValueRef *exception) { CYTry { switch (JSType type = JSValueGetType(context, value)) { @@ -382,10 +384,7 @@ const char *CYPoolCCYON(CYPool &pool, JSContextRef context, JSValueRef value, JS } CYCatch(NULL) } const char *CYPoolCCYON(CYPool &pool, JSContextRef context, JSValueRef value) { - JSValueRef exception(NULL); - const char *cyon(CYPoolCCYON(pool, context, value, &exception)); - CYThrow(context, exception); - return cyon; + return _jsccall(CYPoolCCYON, pool, context, value); } const char *CYPoolCCYON(CYPool &pool, JSContextRef context, JSObjectRef object) { @@ -399,10 +398,7 @@ const char *CYPoolCCYON(CYPool &pool, JSContextRef context, JSObjectRef object) 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)); } if (JSObjectIsFunction(context, object)) { @@ -425,27 +421,33 @@ const char *CYPoolCCYON(CYPool &pool, JSContextRef context, JSObjectRef object) 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); - str << ':' << CYPoolCCYON(pool, context, value); - } + str << ':'; - str << '}'; + try { + JSValueRef value(CYGetProperty(context, object, name)); + str << CYPoolCCYON(pool, context, value); + } catch (const CYException &error) { + str << "@error"; + } + } JSPropertyNameArrayRelease(names); + str << '}'; + std::string string(str.str()); return pool.strmemdup(string.c_str(), string.size()); } @@ -460,18 +462,21 @@ 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); + else { + str << ','; + comma = false; + } + } catch (const CYException &error) { + str << "@error"; } } @@ -497,11 +502,11 @@ JSObjectRef CYMakePointer(JSContextRef context, void *pointer, size_t length, si return JSObjectMake(context, Pointer_, internal); } -static JSObjectRef CYMakeFunctor(JSContextRef context, void (*function)(), const char *type) { - return JSObjectMake(context, Functor_, new cy::Functor(type, function)); +static JSObjectRef CYMakeFunctor(JSContextRef context, void (*function)(), const sig::Signature &signature) { + return JSObjectMake(context, Functor_, new cy::Functor(signature, function)); } -static JSObjectRef CYMakeFunctor(JSContextRef context, const char *symbol, const char *type, void **cache) { +static JSObjectRef CYMakeFunctor(JSContextRef context, const char *symbol, const char *encoding, void **cache) { cy::Functor *internal; if (*cache != NULL) internal = reinterpret_cast(*cache); @@ -510,7 +515,7 @@ static JSObjectRef CYMakeFunctor(JSContextRef context, const char *symbol, const if (function == NULL) return NULL; - internal = new cy::Functor(type, function); + internal = new cy::Functor(encoding, function); *cache = internal; } @@ -716,12 +721,12 @@ static void FunctionClosure_(ffi_cif *cif, void *result, void **arguments, void CYExecuteClosure(cif, result, arguments, arg, &FunctionAdapter_); } -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, void (*callback)(ffi_cif *, void *, void **, void *)) { // 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, 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))); @@ -747,8 +752,8 @@ Closure_privateData *CYMakeFunctor_(JSContextRef context, JSObjectRef function, return internal; } -static JSObjectRef CYMakeFunctor(JSContextRef context, JSObjectRef function, const char *type) { - Closure_privateData *internal(CYMakeFunctor_(context, function, type, &FunctionClosure_)); +static JSObjectRef CYMakeFunctor(JSContextRef context, JSObjectRef function, const sig::Signature &signature) { + Closure_privateData *internal(CYMakeFunctor_(context, function, signature, &FunctionClosure_)); JSObjectRef object(JSObjectMake(context, Functor_, internal)); // XXX: see above notes about needing to leak JSValueProtect(CYGetJSContext(context), object); @@ -759,19 +764,16 @@ JSObjectRef CYGetCachedObject(JSContextRef context, JSStringRef name) { return CYCastJSObject(context, CYGetProperty(context, CYCastJSObject(context, CYGetProperty(context, CYGetGlobalObject(context), cy_s)), name)); } -static JSObjectRef CYMakeFunctor(JSContextRef context, JSValueRef value, const char *type) { +static JSObjectRef CYMakeFunctor(JSContextRef context, JSValueRef value, 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, signature); } } @@ -826,9 +828,9 @@ static JSValueRef Pointer_getProperty(JSContextRef context, JSObjectRef object, return internal->length_ == _not(size_t) ? CYJSUndefined(context) : CYCastJSValue(context, internal->length_); Type_privateData *typical(internal->type_); - if (typical->type_ == NULL) return NULL; + sig::Type &type(*typical->type_); ssize_t offset; if (JSStringIsEqualToUTF8CString(property, "$cyi")) @@ -836,13 +838,16 @@ static JSValueRef Pointer_getProperty(JSContextRef context, JSObjectRef object, else if (!CYGetOffset(pool, context, property, offset)) return NULL; + if (type.primitive == sig::function_P) + return CYMakeFunctor(context, reinterpret_cast(internal->value_), type.data.signature); + ffi_type *ffi(typical->GetFFI()); uint8_t *base(reinterpret_cast(internal->value_)); base += ffi->size * offset; JSObjectRef owner(internal->GetOwner() ?: object); - return CYFromFFI(context, typical->type_, ffi, base, false, owner); + return CYFromFFI(context, &type, ffi, base, false, owner); } CYCatch(NULL) } static bool Pointer_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry { @@ -868,11 +873,11 @@ static bool Pointer_setProperty(JSContextRef context, JSObjectRef object, JSStri return true; } CYCatch(false) } -static JSValueRef Struct_callAsFunction_$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); -} +} CYCatch(NULL) } static JSValueRef Struct_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { CYPool pool; @@ -931,7 +936,7 @@ static void Struct_getPropertyNames(JSContextRef context, JSObjectRef object, JS } } -JSValueRef CYCallFunction(CYPool &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 { +JSValueRef CYCallFunction(CYPool &pool, JSContextRef context, size_t setups, void *setup[], size_t count, const JSValueRef arguments[], bool initialize, sig::Signature *signature, ffi_cif *cif, void (*function)()) { if (setups + count != signature->count - 1) throw CYJSError(context, "incorrect number of arguments to ffi function"); @@ -955,16 +960,16 @@ JSValueRef CYCallFunction(CYPool &pool, JSContextRef context, size_t setups, voi ffi_call(cif, function, value, values); return CYFromFFI(context, signature->elements[0].type, cif->rtype, value, initialize); -} CYCatch(NULL) } +} -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->signature_, &internal->cif_, internal->GetValue()); +} CYCatch(NULL) } -JSObjectRef CYMakeType(JSContextRef context, const char *type) { - Type_privateData *internal(new Type_privateData(type)); +JSObjectRef CYMakeType(JSContextRef context, const char *encoding) { + Type_privateData *internal(new Type_privateData(encoding)); return JSObjectMake(context, Type_privateData::Class_, internal); } @@ -973,6 +978,19 @@ JSObjectRef CYMakeType(JSContextRef context, sig::Type *type) { return JSObjectMake(context, Type_privateData::Class_, internal); } +JSObjectRef CYMakeType(JSContextRef context, sig::Signature *signature) { + CYPool pool; + + sig::Type type; + type.name = NULL; + type.flags = 0; + + type.primitive = sig::function_P; + sig::Copy(pool, type.data.signature, *signature); + + return CYMakeType(context, &type); +} + static JSValueRef All_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { JSObjectRef global(CYGetGlobalObject(context)); JSObjectRef cycript(CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Cycript")))); @@ -1060,6 +1078,38 @@ static JSObjectRef Type_new(JSContextRef context, JSObjectRef object, size_t cou return CYMakeType(context, type); } CYCatch(NULL) } +static JSValueRef Type_callAsFunction_$With(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], sig::Primitive primitive, JSValueRef *exception) { CYTry { + Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + + CYPool pool; + + sig::Type type; + type.name = NULL; + type.flags = 0; + + type.primitive = primitive; + type.data.signature.elements = new(pool) sig::Element[1 + count]; + type.data.signature.count = 1 + count; + + type.data.signature.elements[0].name = NULL; + type.data.signature.elements[0].type = internal->type_; + type.data.signature.elements[0].offset = _not(size_t); + + for (size_t i(0); i != count; ++i) { + sig::Element &element(type.data.signature.elements[i + 1]); + element.name = NULL; + element.offset = _not(size_t); + + JSObjectRef object(CYCastJSObject(context, arguments[i])); + _assert(JSValueIsObjectOfClass(context, object, Type_privateData::Class_)); + Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(object))); + + element.type = internal->type_; + } + + return CYMakeType(context, &type); +} 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) throw CYJSError(context, "incorrect number of arguments to Type.arrayOf"); @@ -1081,6 +1131,10 @@ static JSValueRef Type_callAsFunction_arrayOf(JSContextRef context, JSObjectRef return CYMakeType(context, &type); } CYCatch(NULL) } +static JSValueRef Type_callAsFunction_blockWith(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { + return Type_callAsFunction_$With(context, object, _this, count, arguments, sig::block_P, exception); +} + 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"); @@ -1091,6 +1145,82 @@ static JSValueRef Type_callAsFunction_constant(JSContextRef context, JSObjectRef return CYMakeType(context, &type); } CYCatch(NULL) } +static JSValueRef Type_callAsFunction_long(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.long"); + Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + + sig::Type type(*internal->type_); + + switch (type.primitive) { + case sig::short_P: type.primitive = sig::int_P; break; + case sig::int_P: type.primitive = sig::long_P; break; + case sig::long_P: type.primitive = sig::longlong_P; break; + default: throw CYJSError(context, "invalid type argument to Type.long"); + } + + return CYMakeType(context, &type); +} CYCatch(NULL) } + +static JSValueRef Type_callAsFunction_short(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.short"); + Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + + sig::Type type(*internal->type_); + + switch (type.primitive) { + case sig::int_P: type.primitive = sig::short_P; break; + case sig::long_P: type.primitive = sig::int_P; break; + case sig::longlong_P: type.primitive = sig::long_P; break; + default: throw CYJSError(context, "invalid type argument to Type.short"); + } + + return CYMakeType(context, &type); +} CYCatch(NULL) } + +static JSValueRef Type_callAsFunction_signed(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.signed"); + Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + + sig::Type type(*internal->type_); + + switch (type.primitive) { + case sig::char_P: case sig::uchar_P: type.primitive = sig::char_P; break; + case sig::short_P: case sig::ushort_P: type.primitive = sig::short_P; break; + case sig::int_P: case sig::uint_P: type.primitive = sig::int_P; break; + case sig::long_P: case sig::ulong_P: type.primitive = sig::long_P; break; + case sig::longlong_P: case sig::ulonglong_P: type.primitive = sig::longlong_P; break; + default: throw CYJSError(context, "invalid type argument to Type.signed"); + } + + return CYMakeType(context, &type); +} CYCatch(NULL) } + +static JSValueRef Type_callAsFunction_unsigned(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.unsigned"); + Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + + sig::Type type(*internal->type_); + + switch (type.primitive) { + case sig::char_P: case sig::uchar_P: type.primitive = sig::uchar_P; break; + case sig::short_P: case sig::ushort_P: type.primitive = sig::ushort_P; break; + case sig::int_P: case sig::uint_P: type.primitive = sig::uint_P; break; + case sig::long_P: case sig::ulong_P: type.primitive = sig::ulong_P; break; + case sig::longlong_P: case sig::ulonglong_P: type.primitive = sig::ulonglong_P; break; + default: throw CYJSError(context, "invalid type argument to Type.unsigned"); + } + + 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) { + return Type_callAsFunction_$With(context, object, _this, count, arguments, sig::function_P, 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"); @@ -1098,11 +1228,18 @@ static JSValueRef Type_callAsFunction_pointerTo(JSContextRef context, JSObjectRe 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; + if (internal->type_->primitive == sig::char_P) { + type.flags = internal->type_->flags; + type.primitive = sig::string_P; + type.data.data.type = NULL; + type.data.data.size = 0; + } else { + type.flags = 0; + type.primitive = sig::pointer_P; + type.data.data.type = internal->type_; + type.data.data.size = 0; + } return CYMakeType(context, &type); } CYCatch(NULL) } @@ -1125,6 +1262,9 @@ static JSValueRef Type_callAsFunction(JSContextRef context, JSObjectRef object, throw CYJSError(context, "incorrect number of arguments to type cast function"); Type_privateData *internal(reinterpret_cast(JSObjectGetPrivate(object))); + if (internal->type_->primitive == sig::function_P) + return CYMakeFunctor(context, arguments[0], internal->type_->data.signature); + sig::Type *type(internal->type_); ffi_type *ffi(internal->GetFFI()); // XXX: alignment? @@ -1149,7 +1289,7 @@ static JSObjectRef Type_callAsConstructor(JSContextRef context, JSObjectRef obje type = type->data.data.type; } - void *value(malloc(internal->GetFFI()->size)); + void *value(calloc(1, internal->GetFFI()->size)); return CYMakePointer(context, value, length, type, NULL, NULL); } CYCatch(NULL) } @@ -1157,8 +1297,10 @@ static JSObjectRef Functor_new(JSContextRef context, JSObjectRef object, size_t 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); + const char *encoding(CYPoolCString(pool, context, arguments[1])); + sig::Signature signature; + sig::Parse(pool, &signature, encoding, &Structor_); + return CYMakeFunctor(context, arguments[0], signature); } CYCatch(NULL) } static JSValueRef CYValue_callAsFunction_valueOf(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { @@ -1183,27 +1325,45 @@ static JSValueRef Pointer_callAsFunction_toCYON(JSContextRef context, JSObjectRe JSObjectRef Array(CYGetCachedObject(context, CYJSString("Array_prototype"))); JSObjectRef toCYON(CYCastJSObject(context, CYGetProperty(context, Array, toCYON_s))); return CYCallAsFunction(context, toCYON, _this, count, arguments); - } else { + } else if (internal->type_->type_ == NULL) pointer: { char string[32]; sprintf(string, "%p", internal->value_); return CYCastJSValue(context, string); + } try { + JSValueRef value(CYGetProperty(context, _this, cyi_s)); + if (JSValueIsUndefined(context, value)) + goto pointer; + CYPool pool; + return CYCastJSValue(context, pool.strcat("&", CYPoolCCYON(pool, context, value), NULL)); + } catch (const CYException &e) { + goto pointer; } } CYCatch(NULL) } -static JSValueRef Type_getProperty_alignment(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { +static JSValueRef Pointer_getProperty_type(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { + Pointer *internal(reinterpret_cast(JSObjectGetPrivate(object))); + return CYMakeType(context, internal->type_->type_); +} CYCatch(NULL) } + +static JSValueRef Functor_getProperty_type(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { + cy::Functor *internal(reinterpret_cast(JSObjectGetPrivate(object))); + return CYMakeType(context, &internal->signature_); +} 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); -} +} 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))); @@ -1214,12 +1374,12 @@ static JSValueRef Type_callAsFunction_toString(JSContextRef context, JSObjectRef 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(pool.strcat("new Type(", str.str().c_str(), ")", NULL)); - return CYCastJSValue(context, CYJSString(cyon)); + CYLocalPool pool; + std::ostringstream out; + CYOptions options; + CYOutput output(out, options); + (new(pool) CYEncodedType(Decode(pool, internal->type_)))->Output(output, CYNoFlags); + return CYCastJSValue(context, CYJSString(out.str().c_str())); } CYCatch(NULL) } static JSValueRef Type_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { @@ -1233,6 +1393,11 @@ static JSStaticFunction Pointer_staticFunctions[4] = { {NULL, NULL, 0} }; +static JSStaticValue Pointer_staticValues[2] = { + {"type", &Pointer_getProperty_type, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {NULL, NULL, NULL, 0} +}; + static JSStaticFunction Struct_staticFunctions[2] = { {"$cya", &Struct_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {NULL, NULL, 0} @@ -1249,6 +1414,15 @@ namespace cy { JSStaticFunction const * const Functor::StaticFunctions = Functor_staticFunctions; } +static JSStaticValue Functor_staticValues[2] = { + {"type", &Functor_getProperty_type, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {NULL, NULL, NULL, 0} +}; + +namespace cy { + JSStaticValue const * const Functor::StaticValues = Functor_staticValues; +} + static JSStaticValue Type_staticValues[4] = { {"alignment", &Type_getProperty_alignment, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {"name", &Type_getProperty_name, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, @@ -1256,14 +1430,20 @@ static JSStaticValue Type_staticValues[4] = { {NULL, NULL, NULL, 0} }; -static JSStaticFunction Type_staticFunctions[8] = { +static JSStaticFunction Type_staticFunctions[14] = { {"arrayOf", &Type_callAsFunction_arrayOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"blockWith", &Type_callAsFunction_blockWith, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {"constant", &Type_callAsFunction_constant, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"functionWith", &Type_callAsFunction_functionWith, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"long", &Type_callAsFunction_long, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {"pointerTo", &Type_callAsFunction_pointerTo, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"short", &Type_callAsFunction_short, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {"signed", &Type_callAsFunction_signed, 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}, + {"unsigned", &Type_callAsFunction_unsigned, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {NULL, NULL, 0} }; @@ -1276,11 +1456,9 @@ void CYSetArgs(int argc, const char *argv[]) { args[i] = CYCastJSValue(context, argv[i]); JSObjectRef array; - if (JSObjectMakeArray$ != NULL) { - JSValueRef exception(NULL); - array = (*JSObjectMakeArray$)(context, argc, args, &exception); - CYThrow(context, exception); - } else { + if (JSObjectMakeArray$ != NULL) + array = _jsccall(*JSObjectMakeArray$, context, argc, args); + else { JSObjectRef Array(CYGetCachedObject(context, CYJSString("Array"))); JSValueRef value(CYCallAsFunction(context, Array, NULL, argc, args)); array = CYCastJSObject(context, value); @@ -1294,19 +1472,33 @@ JSObjectRef CYGetGlobalObject(JSContextRef context) { return JSContextGetGlobalObject(context); } -const char *CYExecute(CYPool &pool, CYUTF8String code) { - JSContextRef context(CYGetJSContext()); - JSValueRef exception(NULL), result; +class ExecutionHandle { + private: + JSContextRef context_; + void *handle_; - void *handle; - if (hooks_ != NULL && hooks_->ExecuteStart != NULL) - handle = (*hooks_->ExecuteStart)(context); - else - handle = NULL; + public: + ExecutionHandle(JSContextRef context) : + context_(context) + { + if (hooks_ != NULL && hooks_->ExecuteStart != NULL) + handle_ = (*hooks_->ExecuteStart)(context_); + else + handle_ = NULL; + } - const char *json; + ~ExecutionHandle() { + if (hooks_ != NULL && hooks_->ExecuteEnd != NULL) + (*hooks_->ExecuteEnd)(context_, handle_); + } +}; - try { +const char *CYExecute(JSContextRef context, CYPool &pool, CYUTF8String code) { + JSValueRef exception(NULL); + + ExecutionHandle handle(context); + + JSValueRef result; try { result = JSEvaluateScript(context, CYJSString(code), NULL, NULL, 0, &exception); } catch (const char *error) { return error; @@ -1318,7 +1510,7 @@ const char *CYExecute(CYPool &pool, CYUTF8String code) { if (JSValueIsUndefined(context, result)) return NULL; - try { + const char *json; try { json = CYPoolCCYON(pool, context, result, &exception); } catch (const char *error) { return error; @@ -1329,15 +1521,9 @@ const char *CYExecute(CYPool &pool, CYUTF8String code) { CYSetProperty(context, CYGetGlobalObject(context), Result_, result); - if (hooks_ != NULL && hooks_->ExecuteEnd != NULL) - (*hooks_->ExecuteEnd)(context, handle); return json; } -extern "C" void CydgetSetupContext(JSGlobalContextRef context) { - CYSetupContext(context); -} - static bool initialized_ = false; void CYInitializeDynamic() { @@ -1346,6 +1532,7 @@ void CYInitializeDynamic() { else return; JSObjectMakeArray$ = reinterpret_cast(dlsym(RTLD_DEFAULT, "JSObjectMakeArray")); + JSSynchronousGarbageCollectForDebugging$ = reinterpret_cast(dlsym(RTLD_DEFAULT, "JSSynchronousGarbageCollectForDebugging")); JSClassDefinition definition; @@ -1363,6 +1550,7 @@ void CYInitializeDynamic() { definition = kJSClassDefinitionEmpty; definition.className = "Functor"; definition.staticFunctions = cy::Functor::StaticFunctions; + definition.staticValues = Functor_staticValues; definition.callAsFunction = &Functor_callAsFunction; definition.finalize = &CYFinalize; Functor_ = JSClassCreate(&definition); @@ -1370,6 +1558,7 @@ void CYInitializeDynamic() { definition = kJSClassDefinitionEmpty; definition.className = "Pointer"; definition.staticFunctions = Pointer_staticFunctions; + definition.staticValues = Pointer_staticValues; definition.getProperty = &Pointer_getProperty; definition.setProperty = &Pointer_setProperty; definition.finalize = &CYFinalize; @@ -1400,6 +1589,7 @@ void CYInitializeDynamic() { Array_s = JSStringCreateWithUTF8CString("Array"); cy_s = JSStringCreateWithUTF8CString("$cy"); + cyi_s = JSStringCreateWithUTF8CString("$cyi"); length_s = JSStringCreateWithUTF8CString("length"); message_s = JSStringCreateWithUTF8CString("message"); name_s = JSStringCreateWithUTF8CString("name"); @@ -1435,14 +1625,8 @@ JSValueRef CYJSError::CastJSValue(JSContextRef context) const { JSValueRef CYCastJSError(JSContextRef context, const char *message) { JSObjectRef Error(CYGetCachedObject(context, CYJSString("Error"))); - 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 { @@ -1467,9 +1651,71 @@ 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); +extern "C" bool CydgetMemoryParse(const uint16_t **data, size_t *size); + +void *CYMapFile(const char *path, size_t *psize) { + int fd; + _syscall(fd = open(path, O_RDONLY)); + + struct stat stat; + _syscall(fstat(fd, &stat)); + size_t size(stat.st_size); + + *psize = size; + + void *base; + _syscall(base = mmap(NULL, size, PROT_READ, MAP_SHARED, fd, 0)); + + _syscall(close(fd)); + return base; +} + +static JSValueRef require(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + _assert(count == 1); + CYPool pool; + + Dl_info addr; + _assert(dladdr(reinterpret_cast(&require), &addr) != 0); + char *lib(pool.strdup(addr.dli_fname)); + char *slash(strrchr(lib, '/')); + _assert(slash != NULL); + *slash = '\0'; + + CYJSString property("exports"); + JSObjectRef module; + + const char *path(pool.strcat(lib, "/cycript0.9/", CYPoolCString(pool, context, arguments[0]), ".cy", NULL)); + CYJSString key(path); + JSObjectRef modules(CYGetCachedObject(context, CYJSString("modules"))); + JSValueRef cache(CYGetProperty(context, modules, key)); + + if (!JSValueIsUndefined(context, cache)) + module = CYCastJSObject(context, cache); + else { + CYUTF8String code; + code.data = reinterpret_cast(CYMapFile(path, &code.size)); + + std::stringstream wrap; + wrap << "(function (exports, require, module) { " << code << "\n});"; + code = CYPoolCode(pool, wrap.str().c_str()); + + JSValueRef value(_jsccall(JSEvaluateScript, context, CYJSString(code), NULL, NULL, 0)); + JSObjectRef function(CYCastJSObject(context, value)); + + module = JSObjectMake(context, NULL, NULL); + JSObjectRef exports(JSObjectMake(context, NULL, NULL)); + CYSetProperty(context, module, property, exports); + + JSValueRef arguments[3] = { exports, JSObjectMakeFunctionWithCallback(context, CYJSString("require"), &require), module }; + CYCallAsFunction(context, function, NULL, 3, arguments); + CYSetProperty(context, modules, key, module); + } + + return CYGetProperty(context, module, property); +} CYCatch(NULL) } + +extern "C" void CYSetupContext(JSGlobalContextRef context) { CYInitializeDynamic(); JSObjectRef global(CYGetGlobalObject(context)); @@ -1484,6 +1730,12 @@ 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 +1745,12 @@ 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 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); @@ -1520,11 +1778,13 @@ extern "C" void CYSetupContext(JSGlobalContextRef context) { CYSetProperty(context, cycript, CYJSString("Pointer"), JSObjectMakeConstructor(context, Pointer_, &Pointer_new)); CYSetProperty(context, cycript, CYJSString("Type"), JSObjectMakeConstructor(context, Type_privateData::Class_, &Type_new)); + 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 alls(_jsccall(JSObjectCallAsConstructor, context, Array, 0, NULL)); CYSetProperty(context, cycript, CYJSString("alls"), alls); if (true) { @@ -1547,6 +1807,8 @@ extern "C" void CYSetupContext(JSGlobalContextRef context) { JSObjectRef System(JSObjectMake(context, NULL, NULL)); CYSetProperty(context, cy, CYJSString("System"), System); + CYSetProperty(context, all, CYJSString("require"), &require, kJSPropertyAttributeDontEnum); + CYSetProperty(context, global, CYJSString("system"), System); CYSetProperty(context, System, CYJSString("args"), CYJSNull(context)); //CYSetProperty(context, System, CYJSString("global"), global); @@ -1561,11 +1823,11 @@ extern "C" void CYSetupContext(JSGlobalContextRef context) { CYArrayPush(context, alls, cycript); } +static JSGlobalContextRef context_; + JSGlobalContextRef CYGetJSContext() { CYInitializeDynamic(); - static JSGlobalContextRef context_; - if (context_ == NULL) { context_ = JSGlobalContextCreate(Global_); CYSetupContext(context_); @@ -1573,3 +1835,10 @@ JSGlobalContextRef CYGetJSContext() { return context_; } + +void CYDestroyContext() { + if (context_ == NULL) + return; + JSGlobalContextRelease(context_); + context_ = NULL; +}