Added Instance constructor instance (for Instance.prototype), implemented Type class...

[cycript.git] / Library.mm

diff --git a/Library.mm b/Library.mm
index 4dd24143afdea9eb195a4e4c067740ddda0276e9..c4289e7086a8d937c709cae8f01709384b9ecfc4 100644 (file)
--- a/Library.mm
+++ b/Library.mm
@@ -1,4 +1,4 @@
-/* Cyrker - Remove Execution Server and Disassembler
+/* Cycript - Remove Execution Server and Disassembler

  * Copyright (C) 2009  Jay Freeman (saurik)
 */
 
  * Copyright (C) 2009  Jay Freeman (saurik)
 */
 


@@ -40,41 +40,42 @@
 #define _GNU_SOURCE
 
 #include <substrate.h>
 #define _GNU_SOURCE
 
 #include <substrate.h>

-#include "Struct.hpp"
+#include "cycript.hpp"

 
 #include "sig/parse.hpp"
 #include "sig/ffi_type.hpp"
 
 
 #include "sig/parse.hpp"
 #include "sig/ffi_type.hpp"
 

-#include <apr-1/apr_pools.h>
-#include <apr-1/apr_strings.h>
+#include "Pooling.hpp"
+#include "Struct.hpp"

 
 #include <unistd.h>
 
 #include <CoreFoundation/CoreFoundation.h>
 #include <CoreFoundation/CFLogUtilities.h>
 
 
 #include <unistd.h>
 
 #include <CoreFoundation/CoreFoundation.h>
 #include <CoreFoundation/CFLogUtilities.h>
 

-#include <CFNetwork/CFNetwork.h>
-#include <Foundation/Foundation.h>
-
-#include <JavaScriptCore/JSBase.h>
-#include <JavaScriptCore/JSValueRef.h>
-#include <JavaScriptCore/JSObjectRef.h>
-#include <JavaScriptCore/JSContextRef.h>
-#include <JavaScriptCore/JSStringRef.h>
-#include <JavaScriptCore/JSStringRefCF.h>
-

 #include <WebKit/WebScriptObject.h>
 
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <WebKit/WebScriptObject.h>
 
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netinet/in.h>

+#include <sys/un.h>
+
+#include <sys/mman.h>

 
 #include <iostream>
 #include <ext/stdio_filebuf.h>
 #include <set>
 #include <map>
 
 
 #include <iostream>
 #include <ext/stdio_filebuf.h>
 #include <set>
 #include <map>
 

+#include <sstream>
+#include <cmath>
+

 #include "Parser.hpp"
 #include "Parser.hpp"

+#include "Cycript.tab.hh"
+
+#include <fcntl.h>
+
+#include <apr-1/apr_thread_proc.h>

 
 #undef _assert
 #undef _trace
 
 #undef _assert
 #undef _trace


@@ -88,68 +89,423 @@
     CFLog(kCFLogLevelNotice, CFSTR("_trace():%u"), __LINE__); \
 } while (false)
 
     CFLog(kCFLogLevelNotice, CFSTR("_trace():%u"), __LINE__); \
 } while (false)
 

-/* APR Pool Helpers {{{ */
-void *operator new(size_t size, apr_pool_t *pool) {
-    return apr_palloc(pool, size);
+#define CYPoolTry { \
+    id _saved(nil); \
+    NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
+    @try
+#define CYPoolCatch(value) \
+    @catch (NSException *error) { \
+        _saved = [error retain]; \
+        @throw; \
+        return value; \
+    } @finally { \
+        [_pool release]; \
+        if (_saved != nil) \
+            [_saved autorelease]; \
+    } \
+}
+
+static JSGlobalContextRef Context_;
+static JSObjectRef System_;
+
+static JSClassRef Functor_;
+static JSClassRef Instance_;
+static JSClassRef Pointer_;
+static JSClassRef Runtime_;
+static JSClassRef Selector_;
+static JSClassRef Struct_;
+static JSClassRef Type_;
+
+static JSObjectRef Array_;
+static JSObjectRef Function_;
+
+static JSStringRef Result_;
+
+static JSStringRef length_;
+static JSStringRef message_;
+static JSStringRef name_;
+static JSStringRef toCYON_;
+static JSStringRef toJSON_;
+
+static Class NSCFBoolean_;
+
+static NSArray *Bridge_;
+
+struct CYData {
+    apr_pool_t *pool_;
+
+    virtual ~CYData() {
+    }
+
+    static void *operator new(size_t size, apr_pool_t *pool) {
+        void *data(apr_palloc(pool, size));
+        reinterpret_cast<CYData *>(data)->pool_ = pool;
+        return data;
+    }
+
+    static void *operator new(size_t size) {
+        apr_pool_t *pool;
+        apr_pool_create(&pool, NULL);
+        return operator new(size, pool);
+    }
+
+    static void operator delete(void *data) {
+        apr_pool_destroy(reinterpret_cast<CYData *>(data)->pool_);
+    }
+
+    static void Finalize(JSObjectRef object) {
+        delete reinterpret_cast<CYData *>(JSObjectGetPrivate(object));
+    }
+};
+
+struct CYValue :
+    CYData
+{
+    void *value_;
+
+    CYValue() {
+    }
+
+    CYValue(void *value) :
+        value_(value)
+    {
+    }
+};
+
+struct Selector_privateData :
+    CYValue
+{
+    Selector_privateData(SEL value) :
+        CYValue(value)
+    {
+    }
+
+    SEL GetValue() const {
+        return reinterpret_cast<SEL>(value_);
+    }
+};
+
+struct Instance :
+    CYValue
+{
+    enum Flags {
+        None          = 0,
+        Transient     = (1 << 0),
+        Uninitialized = (1 << 1),
+    };
+
+    Flags flags_;
+
+    Instance(id value, Flags flags) :
+        CYValue(value),
+        flags_(flags)
+    {
+    }
+
+    virtual ~Instance() {
+        if ((flags_ & Transient) == 0)
+            // XXX: does this handle background threads correctly?
+            [GetValue() performSelector:@selector(release) withObject:nil afterDelay:0];
+    }
+
+    static JSObjectRef Make(JSContextRef context, id object, Flags flags) {
+        return JSObjectMake(context, Instance_, new Instance(object, flags));
+    }
+
+    id GetValue() const {
+        return reinterpret_cast<id>(value_);
+    }
+
+    bool IsUninitialized() const {
+        return (flags_ & Uninitialized) != 0;
+    }
+};
+
+namespace sig {
+
+void Copy(apr_pool_t *pool, Type &lhs, Type &rhs);
+
+void Copy(apr_pool_t *pool, Element &lhs, Element &rhs) {
+    lhs.name = apr_pstrdup(pool, rhs.name);
+    if (rhs.type == NULL)
+        lhs.type = NULL;
+    else {
+        lhs.type = new(pool) Type;
+        Copy(pool, *lhs.type, *rhs.type);
+    }
+    lhs.offset = rhs.offset;

 }
 
 }
 

-void *operator new [](size_t size, apr_pool_t *pool) {
-    return apr_palloc(pool, size);
+void Copy(apr_pool_t *pool, Signature &lhs, Signature &rhs) {
+    size_t count(rhs.count);
+    lhs.count = count;
+    lhs.elements = new(pool) Element[count];
+    for (size_t index(0); index != count; ++index)
+        Copy(pool, lhs.elements[index], rhs.elements[index]);

 }
 
 }
 

-class CYPool {
-  private:
-    apr_pool_t *pool_;
+void Copy(apr_pool_t *pool, Type &lhs, Type &rhs) {
+    lhs.primitive = rhs.primitive;
+    lhs.name = apr_pstrdup(pool, rhs.name);
+    lhs.flags = rhs.flags;

 
 

-  public:
-    CYPool() {
-        apr_pool_create(&pool_, NULL);
+    if (sig::IsAggregate(rhs.primitive))
+        Copy(pool, lhs.data.signature, rhs.data.signature);
+    else {
+        if (rhs.data.data.type != NULL) {
+            lhs.data.data.type = new(pool) Type;
+            Copy(pool, *lhs.data.data.type, *rhs.data.data.type);
+        }
+
+        lhs.data.data.size = rhs.data.data.size;
+    }
+}
+
+void Copy(apr_pool_t *pool, ffi_type &lhs, ffi_type &rhs) {
+    lhs.size = rhs.size;
+    lhs.alignment = rhs.alignment;
+    lhs.type = rhs.type;
+    if (rhs.elements == NULL)
+        lhs.elements = NULL;
+    else {
+        size_t count(0);
+        while (rhs.elements[count] != NULL)
+            ++count;
+
+        lhs.elements = new(pool) ffi_type *[count + 1];
+        lhs.elements[count] = NULL;
+
+        for (size_t index(0); index != count; ++index) {
+            // XXX: if these are libffi native then you can just take them
+            ffi_type *ffi(new(pool) ffi_type);
+            lhs.elements[index] = ffi;
+            sig::Copy(pool, *ffi, *rhs.elements[index]);
+        }
+    }
+}
+
+}
+
+struct CStringMapLess :
+    std::binary_function<const char *, const char *, bool>
+{
+    _finline bool operator ()(const char *lhs, const char *rhs) const {
+        return strcmp(lhs, rhs) < 0;
+    }
+};
+
+void Structor_(apr_pool_t *pool, const char *name, const char *types, sig::Type *&type) {
+    if (name == NULL)
+        return;
+
+    CYPoolTry {
+        if (NSMutableArray *entry = [[Bridge_ objectAtIndex:2] objectForKey:[NSString stringWithUTF8String:name]])
+            switch ([[entry objectAtIndex:0] intValue]) {
+                case 0: {
+                    sig::Parse(pool, &type->data.signature, [[entry objectAtIndex:1] UTF8String], &Structor_);
+                } break;
+
+                case 1: {
+                    sig::Signature signature;
+                    sig::Parse(pool, &signature, [[entry objectAtIndex:1] UTF8String], &Structor_);
+                    type = signature.elements[0].type;
+                } break;
+            }
+    } CYPoolCatch()
+}
+
+struct Type_privateData :
+    CYData
+{
+    ffi_type *ffi_;
+    sig::Type *type_;
+
+    void Set(sig::Type *type) {
+        type_ = new(pool_) sig::Type;
+        sig::Copy(pool_, *type_, *type);

     }
 
     }
 

-    ~CYPool() {
-        apr_pool_destroy(pool_);
+    Type_privateData(const char *type) :
+        ffi_(NULL)
+    {
+        sig::Signature signature;
+        sig::Parse(pool_, &signature, type, &Structor_);
+        type_ = signature.elements[0].type;

     }
 
     }
 

-    operator apr_pool_t *() const {
-        return pool_;
+    Type_privateData(sig::Type *type) :
+        ffi_(NULL)
+    {
+        if (type != NULL)
+            Set(type);

     }
 
     }
 

-    char *operator ()(const char *data) const {
-        return apr_pstrdup(pool_, data);
+    Type_privateData(sig::Type *type, ffi_type *ffi) {
+        ffi_ = new(pool_) ffi_type;
+        sig::Copy(pool_, *ffi_, *ffi);
+        Set(type);

     }
 
     }
 

-    char *operator ()(const char *data, size_t size) const {
-        return apr_pstrndup(pool_, data, size);
+    ffi_type *GetFFI() {
+        if (ffi_ == NULL) {
+            ffi_ = new(pool_) ffi_type;
+
+            sig::Element element;
+            element.name = NULL;
+            element.type = type_;
+            element.offset = 0;
+
+            sig::Signature signature;
+            signature.elements = &element;
+            signature.count = 1;
+
+            ffi_cif cif;
+            sig::sig_ffi_cif(pool_, &sig::ObjectiveC, &signature, &cif);
+            *ffi_ = *cif.rtype;
+        }
+
+        return ffi_;

     }
 };
     }
 };

-/* }}} */

 
 

-#define _pooled _H<NSAutoreleasePool> _pool([[NSAutoreleasePool alloc] init], true);
+struct Pointer :
+    CYValue
+{
+    JSObjectRef owner_;
+    Type_privateData *type_;

 
 

-static JSContextRef Context_;
+    Pointer(void *value, sig::Type *type, JSObjectRef owner) :
+        CYValue(value),
+        owner_(owner),
+        type_(new(pool_) Type_privateData(type))
+    {
+    }
+};

 
 

-static JSClassRef Functor_;
-static JSClassRef Instance_;
-static JSClassRef Pointer_;
-static JSClassRef Selector_;
+struct Struct_privateData :
+    CYValue
+{
+    JSObjectRef owner_;
+    Type_privateData *type_;

 
 

-static JSObjectRef Array_;
+    Struct_privateData(JSObjectRef owner) :
+        owner_(owner)
+    {
+    }
+};

 
 

-static JSStringRef name_;
-static JSStringRef message_;
-static JSStringRef length_;
+typedef std::map<const char *, Type_privateData *, CStringMapLess> TypeMap;
+static TypeMap Types_;
+
+JSObjectRef CYMakeStruct(JSContextRef context, void *data, sig::Type *type, ffi_type *ffi, JSObjectRef owner) {
+    Struct_privateData *internal(new Struct_privateData(owner));
+    apr_pool_t *pool(internal->pool_);
+    Type_privateData *typical(new(pool) Type_privateData(type, ffi));
+    internal->type_ = typical;
+
+    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;
+    }

 
 

-static Class NSCFBoolean_;
+    return JSObjectMake(context, Struct_, internal);
+}
+
+struct Functor_privateData :
+    CYValue
+{
+    sig::Signature signature_;
+    ffi_cif cif_;
+
+    Functor_privateData(const char *type, void (*value)()) :
+        CYValue(reinterpret_cast<void *>(value))
+    {
+        sig::Parse(pool_, &signature_, type, &Structor_);
+        sig::sig_ffi_cif(pool_, &sig::ObjectiveC, &signature_, &cif_);
+    }
+};

 
 

-static NSMutableDictionary *Bridge_;
+struct ffoData :
+    Functor_privateData
+{
+    JSContextRef context_;
+    JSObjectRef function_;

 
 

-struct Client {
-    CFHTTPMessageRef message_;
-    CFSocketRef socket_;
+    ffoData(const char *type) :
+        Functor_privateData(type, NULL)
+    {
+    }

 };
 
 };
 

-JSObjectRef CYMakeObject(JSContextRef context, id object) {
-    return JSObjectMake(context, Instance_, [object retain]);
+JSObjectRef CYMakeInstance(JSContextRef context, id object, bool transient) {
+    Instance::Flags flags;
+
+    if (transient)
+        flags = Instance::Transient;
+    else {
+        flags = Instance::None;
+        object = [object retain];
+    }
+
+    return Instance::Make(context, object, flags);
+}
+
+const char *CYPoolCString(apr_pool_t *pool, NSString *value) {
+    if (pool == NULL)
+        return [value UTF8String];
+    else {
+        size_t size([value maximumLengthOfBytesUsingEncoding:NSUTF8StringEncoding] + 1);
+        char *string(new(pool) char[size]);
+        if (![value getCString:string maxLength:size encoding:NSUTF8StringEncoding])
+            @throw [NSException exceptionWithName:NSInternalInconsistencyException reason:@"[NSString getCString:maxLength:encoding:] == NO" userInfo:nil];
+        return string;
+    }
+}
+
+JSValueRef CYCastJSValue(JSContextRef context, bool value) {
+    return JSValueMakeBoolean(context, value);
+}
+
+JSValueRef CYCastJSValue(JSContextRef context, double value) {
+    return JSValueMakeNumber(context, value);
+}
+
+#define CYCastJSValue_(Type_) \
+    JSValueRef CYCastJSValue(JSContextRef context, Type_ value) { \
+        return JSValueMakeNumber(context, static_cast<double>(value)); \
+    }
+
+CYCastJSValue_(int)
+CYCastJSValue_(unsigned int)
+CYCastJSValue_(long int)
+CYCastJSValue_(long unsigned int)
+CYCastJSValue_(long long int)
+CYCastJSValue_(long long unsigned int)
+
+JSValueRef CYJSUndefined(JSContextRef context) {
+    return JSValueMakeUndefined(context);
+}
+
+bool CYGetIndex(const char *value, ssize_t &index) {
+    if (value[0] != '0') {
+        char *end;
+        index = strtol(value, &end, 10);
+        if (value + strlen(value) == end)
+            return true;
+    } else if (value[1] == '\0') {
+        index = 0;
+        return true;
+    }
+
+    return false;
+}
+
+bool CYGetIndex(apr_pool_t *pool, NSString *value, ssize_t &index) {
+    return CYGetIndex(CYPoolCString(pool, value), index);

 }
 
 @interface NSMethodSignature (Cycript)
 }
 
 @interface NSMethodSignature (Cycript)


@@ -157,7 +513,21 @@ JSObjectRef CYMakeObject(JSContextRef context, id object) {
 @end
 
 @interface NSObject (Cycript)
 @end
 
 @interface NSObject (Cycript)

-- (NSString *) cy$toJSON;
+
+- (JSValueRef) cy$JSValueInContext:(JSContextRef)context;
+- (JSType) cy$JSType;
+
+- (NSObject *) cy$toJSON:(NSString *)key;
+- (NSString *) cy$toCYON;
+- (NSString *) cy$toKey;
+
+- (NSObject *) cy$getProperty:(NSString *)name;
+- (bool) cy$setProperty:(NSString *)name to:(NSObject *)value;
+- (bool) cy$deleteProperty:(NSString *)name;
+
+@end
+
+@protocol Cycript

 - (JSValueRef) cy$JSValueInContext:(JSContextRef)context;
 @end
 
 - (JSValueRef) cy$JSValueInContext:(JSContextRef)context;
 @end
 


@@ -165,37 +535,171 @@ JSObjectRef CYMakeObject(JSContextRef context, id object) {
 - (void *) cy$symbol;
 @end
 
 - (void *) cy$symbol;
 @end
 

-@interface NSNumber (Cycript)
-- (void *) cy$symbol;
-@end
+struct PropertyAttributes {
+    CYPool pool_;
+
+    const char *name;
+
+    const char *variable;
+
+    const char *getter_;
+    const char *setter_;
+
+    bool readonly;
+    bool copy;
+    bool retain;
+    bool nonatomic;
+    bool dynamic;
+    bool weak;
+    bool garbage;
+
+    PropertyAttributes(objc_property_t property) :
+        variable(NULL),
+        getter_(NULL),
+        setter_(NULL),
+        readonly(false),
+        copy(false),
+        retain(false),
+        nonatomic(false),
+        dynamic(false),
+        weak(false),
+        garbage(false)
+    {
+        name = property_getName(property);
+        const char *attributes(property_getAttributes(property));
+
+        for (char *state, *token(apr_strtok(apr_pstrdup(pool_, attributes), ",", &state)); token != NULL; token = apr_strtok(NULL, ",", &state)) {
+            switch (*token) {
+                case 'R': readonly = true; break;
+                case 'C': copy = true; break;
+                case '&': retain = true; break;
+                case 'N': nonatomic = true; break;
+                case 'G': getter_ = token + 1; break;
+                case 'S': setter_ = token + 1; break;
+                case 'V': variable = token + 1; break;
+            }
+        }
+
+        /*if (variable == NULL) {
+            variable = property_getName(property);
+            size_t size(strlen(variable));
+            char *name(new(pool_) char[size + 2]);
+            name[0] = '_';
+            memcpy(name + 1, variable, size);
+            name[size + 1] = '\0';
+            variable = name;
+        }*/
+    }
+
+    const char *Getter() {
+        if (getter_ == NULL)
+            getter_ = apr_pstrdup(pool_, name);
+        return getter_;
+    }
+
+    const char *Setter() {
+        if (setter_ == NULL && !readonly) {
+            size_t length(strlen(name));
+
+            char *temp(new(pool_) char[length + 5]);
+            temp[0] = 's';
+            temp[1] = 'e';
+            temp[2] = 't';
+
+            if (length != 0) {
+                temp[3] = toupper(name[0]);
+                memcpy(temp + 4, name + 1, length - 1);
+            }
+
+            temp[length + 3] = ':';
+            temp[length + 4] = '\0';
+            setter_ = temp;
+        }
+
+        return setter_;
+    }
+
+};

 
 @implementation NSObject (Cycript)
 
 
 @implementation NSObject (Cycript)
 

-- (NSString *) cy$toJSON {
+- (JSValueRef) cy$JSValueInContext:(JSContextRef)context {
+    return CYMakeInstance(context, self, false);
+}
+
+- (JSType) cy$JSType {
+    return kJSTypeObject;
+}
+
+- (NSObject *) cy$toJSON:(NSString *)key {

     return [self description];
 }
 
     return [self description];
 }
 

-- (JSValueRef) cy$JSValueInContext:(JSContextRef)context {
-    return CYMakeObject(context, self);
+- (NSString *) cy$toCYON {
+    return [[self cy$toJSON:@""] cy$toCYON];
+}
+
+- (NSString *) cy$toKey {
+    return [self cy$toCYON];
+}
+
+- (NSObject *) cy$getProperty:(NSString *)name {
+    /*if (![name isEqualToString:@"prototype"])
+        NSLog(@"get:%@", name);*/
+    return nil;
+}
+
+- (bool) cy$setProperty:(NSString *)name to:(NSObject *)value {
+    //NSLog(@"set:%@", name);
+    return false;
+}
+
+- (bool) cy$deleteProperty:(NSString *)name {
+    //NSLog(@"delete:%@", name);
+    return false;

 }
 
 @end
 
 @implementation WebUndefined (Cycript)
 
 }
 
 @end
 
 @implementation WebUndefined (Cycript)
 

-- (NSString *) cy$toJSON {
+- (JSType) cy$JSType {
+    return kJSTypeUndefined;
+}
+
+- (NSObject *) cy$toJSON:(NSString *)key {
+    return self;
+}
+
+- (NSString *) cy$toCYON {

     return @"undefined";
 }
 
 - (JSValueRef) cy$JSValueInContext:(JSContextRef)context {
     return @"undefined";
 }
 
 - (JSValueRef) cy$JSValueInContext:(JSContextRef)context {

-    return JSValueMakeUndefined(context);
+    return CYJSUndefined(context);
+}
+
+@end
+
+@implementation NSNull (Cycript)
+
+- (JSType) cy$JSType {
+    return kJSTypeNull;
+}
+
+- (NSObject *) cy$toJSON:(NSString *)key {
+    return self;
+}
+
+- (NSString *) cy$toCYON {
+    return @"null";

 }
 
 @end
 
 @implementation NSArray (Cycript)
 
 }
 
 @end
 
 @implementation NSArray (Cycript)
 

-- (NSString *) cy$toJSON {
+- (NSString *) cy$toCYON {

     NSMutableString *json([[[NSMutableString alloc] init] autorelease]);
     [json appendString:@"["];
 
     NSMutableString *json([[[NSMutableString alloc] init] autorelease]);
     [json appendString:@"["];
 


@@ -205,20 +709,59 @@ JSObjectRef CYMakeObject(JSContextRef context, id object) {
             [json appendString:@","];
         else
             comma = true;
             [json appendString:@","];
         else
             comma = true;

-        [json appendString:[object cy$toJSON]];
+        if ([object cy$JSType] != kJSTypeUndefined)
+            [json appendString:[object cy$toCYON]];
+        else {
+            [json appendString:@","];
+            comma = false;
+        }

     }
 
     [json appendString:@"]"];
     return json;
 }
 
     }
 
     [json appendString:@"]"];
     return json;
 }
 

+- (NSObject *) cy$getProperty:(NSString *)name {
+    if ([name isEqualToString:@"length"])
+        return [NSNumber numberWithUnsignedInteger:[self count]];
+
+    ssize_t index;
+    if (!CYGetIndex(NULL, name, index) || index < 0 || index >= static_cast<ssize_t>([self count]))
+        return [super cy$getProperty:name];
+    else
+        return [self objectAtIndex:index];
+}
+
+@end
+
+@implementation NSMutableArray (Cycript)
+
+- (bool) cy$setProperty:(NSString *)name to:(NSObject *)value {
+    ssize_t index;
+    if (!CYGetIndex(NULL, name, index) || index < 0 || index >= static_cast<ssize_t>([self count]))
+        return [super cy$setProperty:name to:value];
+    else {
+        [self replaceObjectAtIndex:index withObject:(value ?: [NSNull null])];
+        return true;
+    }
+}
+
+- (bool) cy$deleteProperty:(NSString *)name {
+    ssize_t index;
+    if (!CYGetIndex(NULL, name, index) || index < 0 || index >= static_cast<ssize_t>([self count]))
+        return [super cy$deleteProperty:name];
+    else {
+        [self removeObjectAtIndex:index];
+        return true;
+    }
+}
+

 @end
 
 @implementation NSDictionary (Cycript)
 
 @end
 
 @implementation NSDictionary (Cycript)
 

-- (NSString *) cy$toJSON {
+- (NSString *) cy$toCYON {

     NSMutableString *json([[[NSMutableString alloc] init] autorelease]);
     NSMutableString *json([[[NSMutableString alloc] init] autorelease]);

-    [json appendString:@"("];

     [json appendString:@"{"];
 
     bool comma(false);
     [json appendString:@"{"];
 
     bool comma(false);


@@ -227,37 +770,73 @@ JSObjectRef CYMakeObject(JSContextRef context, id object) {
             [json appendString:@","];
         else
             comma = true;
             [json appendString:@","];
         else
             comma = true;

-        [json appendString:[key cy$toJSON]];
+        [json appendString:[key cy$toKey]];

         [json appendString:@":"];
         NSObject *object([self objectForKey:key]);
         [json appendString:@":"];
         NSObject *object([self objectForKey:key]);

-        [json appendString:[object cy$toJSON]];
+        [json appendString:[object cy$toCYON]];

     }
 
     }
 

-    [json appendString:@"})"];
+    [json appendString:@"}"];

     return json;
 }
 
     return json;
 }
 

+- (NSObject *) cy$getProperty:(NSString *)name {
+    return [self objectForKey:name];
+}
+
+@end
+
+@implementation NSMutableDictionary (Cycript)
+
+- (bool) cy$setProperty:(NSString *)name to:(NSObject *)value {
+    [self setObject:(value ?: [NSNull null]) forKey:name];
+    return true;
+}
+
+- (bool) cy$deleteProperty:(NSString *)name {
+    if ([self objectForKey:name] == nil)
+        return false;
+    else {
+        [self removeObjectForKey:name];
+        return true;
+    }
+}
+

 @end
 
 @implementation NSNumber (Cycript)
 
 @end
 
 @implementation NSNumber (Cycript)
 

-- (NSString *) cy$toJSON {
-    return [self class] != NSCFBoolean_ ? [self stringValue] : [self boolValue] ? @"true" : @"false";
+- (JSType) cy$JSType {
+    // XXX: this just seems stupid
+    return [self class] == NSCFBoolean_ ? kJSTypeBoolean : kJSTypeNumber;

 }
 
 }
 

-- (JSValueRef) cy$JSValueInContext:(JSContextRef)context {
-    return [self class] != NSCFBoolean_ ? JSValueMakeNumber(context, [self doubleValue]) : JSValueMakeBoolean(context, [self boolValue]);
+- (NSObject *) cy$toJSON:(NSString *)key {
+    return self;

 }
 
 }
 

-- (void *) cy$symbol {
-    return [self pointerValue];
+- (NSString *) cy$toCYON {
+    return [self cy$JSType] != kJSTypeBoolean ? [self stringValue] : [self boolValue] ? @"true" : @"false";
+}
+
+- (JSValueRef) cy$JSValueInContext:(JSContextRef)context {
+    return [self cy$JSType] != kJSTypeBoolean ? CYCastJSValue(context, [self doubleValue]) : CYCastJSValue(context, [self boolValue]);

 }
 
 @end
 
 @implementation NSString (Cycript)
 
 }
 
 @end
 
 @implementation NSString (Cycript)
 

-- (NSString *) cy$toJSON {
+- (JSType) cy$JSType {
+    return kJSTypeString;
+}
+
+- (NSObject *) cy$toJSON:(NSString *)key {
+    return self;
+}
+
+- (NSString *) cy$toCYON {
+    // XXX: this should use the better code from Output.cpp

     CFMutableStringRef json(CFStringCreateMutableCopy(kCFAllocatorDefault, 0, (CFStringRef) self));
 
     CFStringFindAndReplace(json, CFSTR("\\"), CFSTR("\\\\"), CFRangeMake(0, CFStringGetLength(json)), 0);
     CFMutableStringRef json(CFStringCreateMutableCopy(kCFAllocatorDefault, 0, (CFStringRef) self));
 
     CFStringFindAndReplace(json, CFSTR("\\"), CFSTR("\\\\"), CFRangeMake(0, CFStringGetLength(json)), 0);


@@ -272,8 +851,34 @@ JSObjectRef CYMakeObject(JSContextRef context, id object) {
     return [reinterpret_cast<const NSString *>(json) autorelease];
 }
 
     return [reinterpret_cast<const NSString *>(json) autorelease];
 }
 

+- (NSString *) cy$toKey {
+    const char *value([self UTF8String]);
+    size_t size(strlen(value));
+
+    if (size == 0)
+        goto cyon;
+
+    if (DigitRange_[value[0]]) {
+        ssize_t index;
+        if (!CYGetIndex(NULL, self, index) || index < 0)
+            goto cyon;
+    } else {
+        if (!WordStartRange_[value[0]])
+            goto cyon;
+        for (size_t i(1); i != size; ++i)
+            if (!WordEndRange_[value[i]])
+                goto cyon;
+    }
+
+    return self;
+
+  cyon:
+    return [self cy$toCYON];
+}
+

 - (void *) cy$symbol {
 - (void *) cy$symbol {

-    return dlsym(RTLD_DEFAULT, [self UTF8String]);
+    CYPool pool;
+    return dlsym(RTLD_DEFAULT, CYPoolCString(pool, self));

 }
 
 @end
 }
 
 @end


@@ -285,6 +890,8 @@ JSObjectRef CYMakeObject(JSContextRef context, id object) {
 
 - (id) initWithJSObject:(JSObjectRef)object inContext:(JSContextRef)context;
 
 
 - (id) initWithJSObject:(JSObjectRef)object inContext:(JSContextRef)context;
 

+- (NSString *) cy$toJSON:(NSString *)key;
+

 - (NSUInteger) count;
 - (id) objectForKey:(id)key;
 - (NSEnumerator *) keyEnumerator;
 - (NSUInteger) count;
 - (id) objectForKey:(id)key;
 - (NSEnumerator *) keyEnumerator;


@@ -305,10 +912,12 @@ JSObjectRef CYMakeObject(JSContextRef context, id object) {
 
 @end
 
 
 @end
 

-JSContextRef JSGetContext() {
-    return Context_;
-}
+CYRange DigitRange_    (0x3ff000000000000LLU, 0x000000000000000LLU); // 0-9
+CYRange WordStartRange_(0x000001000000000LLU, 0x7fffffe87fffffeLLU); // A-Za-z_$
+CYRange WordEndRange_  (0x3ff001000000000LLU, 0x7fffffe87fffffeLLU); // A-Za-z_$0-9

 
 

+#define CYTry \
+    @try

 #define CYCatch \
     @catch (id error) { \
         CYThrow(context, error, exception); \
 #define CYCatch \
     @catch (id error) { \
         CYThrow(context, error, exception); \


@@ -317,54 +926,105 @@ JSContextRef JSGetContext() {
 
 void CYThrow(JSContextRef context, JSValueRef value);
 
 
 void CYThrow(JSContextRef context, JSValueRef value);
 

-id CYCastNSObject(JSContextRef context, JSObjectRef object) {
-    if (JSValueIsObjectOfClass(context, object, Instance_))
-        return reinterpret_cast<id>(JSObjectGetPrivate(object));
-    JSValueRef exception(NULL);
-    bool array(JSValueIsInstanceOfConstructor(context, object, Array_, &exception));
+apr_status_t CYPoolRelease_(void *data) {
+    id object(reinterpret_cast<id>(data));
+    [object release];
+    return APR_SUCCESS;
+}
+
+id CYPoolRelease(apr_pool_t *pool, id object) {
+    if (object == nil)
+        return nil;
+    else if (pool == NULL)
+        return [object autorelease];
+    else {
+        apr_pool_cleanup_register(pool, object, &CYPoolRelease_, &apr_pool_cleanup_null);
+        return object;
+    }
+}
+
+CFTypeRef CYPoolRelease(apr_pool_t *pool, CFTypeRef object) {
+    return (CFTypeRef) CYPoolRelease(pool, (id) object);
+}
+
+id CYCastNSObject_(apr_pool_t *pool, JSContextRef context, JSObjectRef object) {
+    JSValueRef exception(NULL);
+    bool array(JSValueIsInstanceOfConstructor(context, object, Array_, &exception));

     CYThrow(context, exception);
     CYThrow(context, exception);

-    if (array)
-        return [[[CYJSArray alloc] initWithJSObject:object inContext:context] autorelease];
-    return [[[CYJSObject alloc] initWithJSObject:object inContext:context] autorelease];
+    id value(array ? [CYJSArray alloc] : [CYJSObject alloc]);
+    return CYPoolRelease(pool, [value initWithJSObject:object inContext:context]);
+}
+
+id CYCastNSObject(apr_pool_t *pool, JSContextRef context, JSObjectRef object) {
+    if (!JSValueIsObjectOfClass(context, object, Instance_))
+        return CYCastNSObject_(pool, context, object);
+    else {
+        Instance *data(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
+        return data->GetValue();
+    }

 }
 
 JSStringRef CYCopyJSString(id value) {
 }
 
 JSStringRef CYCopyJSString(id value) {

-    return JSStringCreateWithCFString(reinterpret_cast<CFStringRef>([value description]));
+    return value == NULL ? NULL : JSStringCreateWithCFString(reinterpret_cast<CFStringRef>([value description]));

 }
 
 JSStringRef CYCopyJSString(const char *value) {
 }
 
 JSStringRef CYCopyJSString(const char *value) {

-    return JSStringCreateWithUTF8CString(value);
+    return value == NULL ? NULL : JSStringCreateWithUTF8CString(value);

 }
 
 JSStringRef CYCopyJSString(JSStringRef value) {
 }
 
 JSStringRef CYCopyJSString(JSStringRef value) {

-    return JSStringRetain(value);
+    return value == NULL ? NULL : JSStringRetain(value);

 }
 
 JSStringRef CYCopyJSString(JSContextRef context, JSValueRef 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;
 }
 
     JSValueRef exception(NULL);
     JSStringRef string(JSValueToStringCopy(context, value, &exception));
     CYThrow(context, exception);
     return string;
 }
 

-// XXX: this is not a safe handle
-class CYString {
+class CYJSString {

   private:
     JSStringRef string_;
 
   private:
     JSStringRef string_;
 

+    void Clear_() {
+        if (string_ != NULL)
+            JSStringRelease(string_);
+    }
+

   public:
   public:

+    CYJSString(const CYJSString &rhs) :
+        string_(CYCopyJSString(rhs.string_))
+    {
+    }
+

     template <typename Arg0_>
     template <typename Arg0_>

-    CYString(Arg0_ arg0) {
-        string_ = CYCopyJSString(arg0);
+    CYJSString(Arg0_ arg0) :
+        string_(CYCopyJSString(arg0))
+    {

     }
 
     template <typename Arg0_, typename Arg1_>
     }
 
     template <typename Arg0_, typename Arg1_>

-    CYString(Arg0_ arg0, Arg1_ arg1) {
-        string_ = CYCopyJSString(arg0, arg1);
+    CYJSString(Arg0_ arg0, Arg1_ arg1) :
+        string_(CYCopyJSString(arg0, arg1))
+    {
+    }
+
+    CYJSString &operator =(const CYJSString &rhs) {
+        Clear_();
+        string_ = CYCopyJSString(rhs.string_);
+        return *this;
+    }
+
+    ~CYJSString() {
+        Clear_();

     }
 
     }
 

-    ~CYString() {
-        JSStringRelease(string_);
+    void Clear() {
+        Clear_();
+        string_ = NULL;

     }
 
     operator JSStringRef() const {
     }
 
     operator JSStringRef() const {


@@ -377,7 +1037,19 @@ CFStringRef CYCopyCFString(JSStringRef value) {
 }
 
 CFStringRef CYCopyCFString(JSContextRef context, JSValueRef value) {
 }
 
 CFStringRef CYCopyCFString(JSContextRef context, JSValueRef value) {

-    return CYCopyCFString(CYString(context, value));
+    return CYCopyCFString(CYJSString(context, value));
+}
+
+double CYCastDouble(const char *value, size_t size) {
+    char *end;
+    double number(strtod(value, &end));
+    if (end != value + size)
+        return NAN;
+    return number;
+}
+
+double CYCastDouble(const char *value) {
+    return CYCastDouble(value, strlen(value));

 }
 
 double CYCastDouble(JSContextRef context, JSValueRef value) {
 }
 
 double CYCastDouble(JSContextRef context, JSValueRef value) {


@@ -392,56 +1064,163 @@ CFNumberRef CYCopyCFNumber(JSContextRef context, JSValueRef value) {
     return CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &number);
 }
 
     return CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &number);
 }
 

-NSString *CYCastNSString(JSStringRef value) {
-    return [reinterpret_cast<const NSString *>(CYCopyCFString(value)) autorelease];
+CFStringRef CYCopyCFString(const char *value) {
+    return CFStringCreateWithCString(kCFAllocatorDefault, value, kCFStringEncodingUTF8);
+}
+
+NSString *CYCastNSString(apr_pool_t *pool, const char *value) {
+    return (NSString *) CYPoolRelease(pool, CYCopyCFString(value));
+}
+
+NSString *CYCastNSString(apr_pool_t *pool, JSStringRef value) {
+    return (NSString *) CYPoolRelease(pool, CYCopyCFString(value));
+}
+
+bool CYCastBool(JSContextRef context, JSValueRef value) {
+    return JSValueToBoolean(context, value);

 }
 
 }
 

-CFTypeRef CYCopyCFType(JSContextRef context, JSValueRef value) {
+CFTypeRef CYCFType(apr_pool_t *pool, JSContextRef context, JSValueRef value, bool cast) {
+    CFTypeRef object;
+    bool copy;
+

     switch (JSType type = JSValueGetType(context, value)) {
         case kJSTypeUndefined:
     switch (JSType type = JSValueGetType(context, value)) {
         case kJSTypeUndefined:

-            return CFRetain([WebUndefined undefined]);
+            object = [WebUndefined undefined];
+            copy = false;
+        break;
+

         case kJSTypeNull:
         case kJSTypeNull:

-            return nil;
+            return NULL;
+        break;
+

         case kJSTypeBoolean:
         case kJSTypeBoolean:

-            return CFRetain(JSValueToBoolean(context, value) ? kCFBooleanTrue : kCFBooleanFalse);
+            object = CYCastBool(context, value) ? kCFBooleanTrue : kCFBooleanFalse;
+            copy = false;
+        break;
+

         case kJSTypeNumber:
         case kJSTypeNumber:

-            return CYCopyCFNumber(context, value);
+            object = CYCopyCFNumber(context, value);
+            copy = true;
+        break;
+

         case kJSTypeString:
         case kJSTypeString:

-            return CYCopyCFString(context, value);
+            object = CYCopyCFString(context, value);
+            copy = true;
+        break;
+

         case kJSTypeObject:
         case kJSTypeObject:

-            return CFRetain((CFTypeRef) CYCastNSObject(context, (JSObjectRef) value));
+            // XXX: this might could be more efficient
+            object = (CFTypeRef) CYCastNSObject(pool, context, (JSObjectRef) value);
+            copy = false;
+        break;
+

         default:
             @throw [NSException exceptionWithName:NSInternalInconsistencyException reason:[NSString stringWithFormat:@"JSValueGetType() == 0x%x", type] userInfo:nil];
         default:
             @throw [NSException exceptionWithName:NSInternalInconsistencyException reason:[NSString stringWithFormat:@"JSValueGetType() == 0x%x", type] userInfo:nil];

+        break;

     }
     }

+
+    if (cast != copy)
+        return object;
+    else if (copy)
+        return CYPoolRelease(pool, object);
+    else
+        return CFRetain(object);
+}
+
+CFTypeRef CYCastCFType(apr_pool_t *pool, JSContextRef context, JSValueRef value) {
+    return CYCFType(pool, context, value, true);
+}
+
+CFTypeRef CYCopyCFType(apr_pool_t *pool, JSContextRef context, JSValueRef value) {
+    return CYCFType(pool, context, value, false);

 }
 
 NSArray *CYCastNSArray(JSPropertyNameArrayRef names) {
 }
 
 NSArray *CYCastNSArray(JSPropertyNameArrayRef names) {

+    CYPool pool;

     size_t size(JSPropertyNameArrayGetCount(names));
     NSMutableArray *array([NSMutableArray arrayWithCapacity:size]);
     for (size_t index(0); index != size; ++index)
     size_t size(JSPropertyNameArrayGetCount(names));
     NSMutableArray *array([NSMutableArray arrayWithCapacity:size]);
     for (size_t index(0); index != size; ++index)

-        [array addObject:CYCastNSString(JSPropertyNameArrayGetNameAtIndex(names, index))];
+        [array addObject:CYCastNSString(pool, JSPropertyNameArrayGetNameAtIndex(names, index))];

     return array;
 }
 
     return array;
 }
 

-id CYCastNSObject(JSContextRef context, JSValueRef value) {
-    const NSObject *object(reinterpret_cast<const NSObject *>(CYCopyCFType(context, value)));
-    return object == nil ? nil : [object autorelease];
+id CYCastNSObject(apr_pool_t *pool, JSContextRef context, JSValueRef value) {
+    return reinterpret_cast<const NSObject *>(CYCastCFType(pool, context, value));

 }
 
 void CYThrow(JSContextRef context, JSValueRef value) {
     if (value == NULL)
         return;
 }
 
 void CYThrow(JSContextRef context, JSValueRef value) {
     if (value == NULL)
         return;

-    @throw CYCastNSObject(context, value);
+    @throw CYCastNSObject(NULL, context, value);
+}
+
+JSValueRef CYJSNull(JSContextRef context) {
+    return JSValueMakeNull(context);
+}
+
+JSValueRef CYCastJSValue(JSContextRef context, JSStringRef value) {
+    return value == NULL ? CYJSNull(context) : JSValueMakeString(context, value);
+}
+
+JSValueRef CYCastJSValue(JSContextRef context, const char *value) {
+    return CYCastJSValue(context, CYJSString(value));

 }
 
 JSValueRef CYCastJSValue(JSContextRef context, id value) {
 }
 
 JSValueRef CYCastJSValue(JSContextRef context, id value) {

-    return value == nil ? JSValueMakeNull(context) : [value cy$JSValueInContext:context];
+    if (value == nil)
+        return CYJSNull(context);
+    else if ([value respondsToSelector:@selector(cy$JSValueInContext:)])
+        return [value cy$JSValueInContext:context];
+    else
+        return CYMakeInstance(context, value, false);
+}
+
+JSObjectRef CYCastJSObject(JSContextRef context, JSValueRef value) {
+    JSValueRef exception(NULL);
+    JSObjectRef object(JSValueToObject(context, value, &exception));
+    CYThrow(context, exception);
+    return object;
+}
+
+JSValueRef CYGetProperty(JSContextRef context, JSObjectRef object, size_t index) {
+    JSValueRef exception(NULL);
+    JSValueRef value(JSObjectGetPropertyAtIndex(context, object, index, &exception));
+    CYThrow(context, exception);
+    return value;
+}
+
+JSValueRef CYGetProperty(JSContextRef context, JSObjectRef object, JSStringRef name) {
+    JSValueRef exception(NULL);
+    JSValueRef value(JSObjectGetProperty(context, object, name, &exception));
+    CYThrow(context, exception);
+    return value;
+}
+
+void CYSetProperty(JSContextRef context, JSObjectRef object, JSStringRef name, JSValueRef value) {
+    JSValueRef exception(NULL);
+    JSObjectSetProperty(context, object, name, value, kJSPropertyAttributeNone, &exception);
+    CYThrow(context, exception);

 }
 
 void CYThrow(JSContextRef context, id error, JSValueRef *exception) {
 }
 
 void CYThrow(JSContextRef context, id error, JSValueRef *exception) {

+    if (exception == NULL)
+        throw error;

     *exception = CYCastJSValue(context, error);
 }
 
     *exception = CYCastJSValue(context, error);
 }
 

+JSValueRef CYCallAsFunction(JSContextRef context, JSObjectRef function, JSObjectRef _this, size_t count, JSValueRef arguments[]) {
+    JSValueRef exception(NULL);
+    JSValueRef value(JSObjectCallAsFunction(context, function, _this, count, arguments, &exception));
+    CYThrow(context, exception);
+    return value;
+}
+
+bool CYIsCallable(JSContextRef context, JSValueRef value) {
+    // XXX: this isn't actually correct
+    return value != NULL && JSValueIsObject(context, value);
+}
+

 @implementation CYJSObject
 
 - (id) initWithJSObject:(JSObjectRef)object inContext:(JSContextRef)context {
 @implementation CYJSObject
 
 - (id) initWithJSObject:(JSObjectRef)object inContext:(JSContextRef)context {


@@ -451,6 +1230,28 @@ void CYThrow(JSContextRef context, id error, JSValueRef *exception) {
     } return self;
 }
 
     } return self;
 }
 

+- (NSObject *) cy$toJSON:(NSString *)key {
+    JSValueRef toJSON(CYGetProperty(context_, object_, toJSON_));
+    if (!CYIsCallable(context_, toJSON))
+        return [super cy$toJSON:key];
+    else {
+        JSValueRef arguments[1] = {CYCastJSValue(context_, key)};
+        JSValueRef value(CYCallAsFunction(context_, (JSObjectRef) toJSON, object_, 1, arguments));
+        // XXX: do I really want an NSNull here?!
+        return CYCastNSObject(NULL, context_, value) ?: [NSNull null];
+    }
+}
+
+- (NSString *) cy$toCYON {
+    JSValueRef toCYON(CYGetProperty(context_, object_, toCYON_));
+    if (!CYIsCallable(context_, toCYON))
+        return [super cy$toCYON];
+    else {
+        JSValueRef value(CYCallAsFunction(context_, (JSObjectRef) toCYON, object_, 0, NULL));
+        return CYCastNSString(NULL, CYJSString(context_, value));
+    }
+}
+

 - (NSUInteger) count {
     JSPropertyNameArrayRef names(JSObjectCopyPropertyNames(context_, object_));
     size_t size(JSPropertyNameArrayGetCount(names));
 - (NSUInteger) count {
     JSPropertyNameArrayRef names(JSObjectCopyPropertyNames(context_, object_));
     size_t size(JSPropertyNameArrayGetCount(names));


@@ -459,10 +1260,7 @@ void CYThrow(JSContextRef context, id error, JSValueRef *exception) {
 }
 
 - (id) objectForKey:(id)key {
 }
 
 - (id) objectForKey:(id)key {

-    JSValueRef exception(NULL);
-    JSValueRef value(JSObjectGetProperty(context_, object_, CYString(key), &exception));
-    CYThrow(context_, exception);
-    return CYCastNSObject(context_, value);
+    return CYCastNSObject(NULL, context_, CYGetProperty(context_, object_, CYJSString(key))) ?: [NSNull null];

 }
 
 - (NSEnumerator *) keyEnumerator {
 }
 
 - (NSEnumerator *) keyEnumerator {


@@ -473,15 +1271,12 @@ void CYThrow(JSContextRef context, id error, JSValueRef *exception) {
 }
 
 - (void) setObject:(id)object forKey:(id)key {
 }
 
 - (void) setObject:(id)object forKey:(id)key {

-    JSValueRef exception(NULL);
-    JSObjectSetProperty(context_, object_, CYString(key), CYCastJSValue(context_, object), kJSPropertyAttributeNone, &exception);
-    CYThrow(context_, exception);
+    CYSetProperty(context_, object_, CYJSString(key), CYCastJSValue(context_, object));

 }
 
 - (void) removeObjectForKey:(id)key {
     JSValueRef exception(NULL);
 }
 
 - (void) removeObjectForKey:(id)key {
     JSValueRef exception(NULL);

-    // XXX: this returns a bool... throw exception, or ignore?
-    JSObjectDeleteProperty(context_, object_, CYString(key), &exception);
+    (void) JSObjectDeleteProperty(context_, object_, CYJSString(key), &exception);

     CYThrow(context_, exception);
 }
 
     CYThrow(context_, exception);
 }
 


@@ -497,232 +1292,245 @@ void CYThrow(JSContextRef context, id error, JSValueRef *exception) {
 }
 
 - (NSUInteger) count {
 }
 
 - (NSUInteger) count {

-    JSValueRef exception(NULL);
-    JSValueRef value(JSObjectGetProperty(context_, object_, length_, &exception));
-    CYThrow(context_, exception);
-    return CYCastDouble(context_, value);
+    return CYCastDouble(context_, CYGetProperty(context_, object_, length_));

 }
 
 - (id) objectAtIndex:(NSUInteger)index {
     JSValueRef exception(NULL);
     JSValueRef value(JSObjectGetPropertyAtIndex(context_, object_, index, &exception));
     CYThrow(context_, exception);
 }
 
 - (id) objectAtIndex:(NSUInteger)index {
     JSValueRef exception(NULL);
     JSValueRef value(JSObjectGetPropertyAtIndex(context_, object_, index, &exception));
     CYThrow(context_, exception);

-    id object(CYCastNSObject(context_, value));
-    return object == nil ? [NSNull null] : object;
+    return CYCastNSObject(NULL, context_, value) ?: [NSNull null];

 }
 
 @end
 
 }
 
 @end
 

-CFStringRef JSValueToJSONCopy(JSContextRef context, JSValueRef value) {
-    id object(CYCastNSObject(context, value));
-    return reinterpret_cast<CFStringRef>([(object == nil ? @"null" : [object cy$toJSON]) retain]);
+CFStringRef CYCopyCYONString(JSContextRef context, JSValueRef value, JSValueRef *exception) {
+    CYTry {
+        CYPoolTry {
+            id object(CYCastNSObject(NULL, context, value) ?: [NSNull null]);
+            return reinterpret_cast<CFStringRef>([[object cy$toCYON] retain]);
+        } CYPoolCatch(NULL)
+    } CYCatch

 }
 
 }
 

-static void OnData(CFSocketRef socket, CFSocketCallBackType type, CFDataRef address, const void *value, void *info) {
-    switch (type) {
-        case kCFSocketDataCallBack:
-            CFDataRef data(reinterpret_cast<CFDataRef>(value));
-            Client *client(reinterpret_cast<Client *>(info));
-
-            if (client->message_ == NULL)
-                client->message_ = CFHTTPMessageCreateEmpty(kCFAllocatorDefault, TRUE);
-
-            if (!CFHTTPMessageAppendBytes(client->message_, CFDataGetBytePtr(data), CFDataGetLength(data)))
-                CFLog(kCFLogLevelError, CFSTR("CFHTTPMessageAppendBytes()"));
-            else if (CFHTTPMessageIsHeaderComplete(client->message_)) {
-                CFURLRef url(CFHTTPMessageCopyRequestURL(client->message_));
-                Boolean absolute;
-                CFStringRef path(CFURLCopyStrictPath(url, &absolute));
-                CFRelease(client->message_);
-
-                CFStringRef code(CFURLCreateStringByReplacingPercentEscapes(kCFAllocatorDefault, path, CFSTR("")));
-                CFRelease(path);
+const char *CYPoolCYONString(apr_pool_t *pool, JSContextRef context, JSValueRef value, JSValueRef *exception) {
+    if (NSString *json = (NSString *) CYCopyCYONString(context, value, exception)) {
+        const char *string(CYPoolCString(pool, json));
+        [json release];
+        return string;
+    } else return NULL;
+}

 
 

-                JSStringRef script(JSStringCreateWithCFString(code));
-                CFRelease(code);
+// XXX: use objc_getAssociatedObject and objc_setAssociatedObject on 10.6
+struct CYInternal :
+    CYData
+{
+    JSObjectRef object_;

 
 

-                JSValueRef result(JSEvaluateScript(JSGetContext(), script, NULL, NULL, 0, NULL));
-                JSStringRelease(script);
+    CYInternal() :
+        object_(NULL)
+    {
+    }

 
 

-                CFHTTPMessageRef response(CFHTTPMessageCreateResponse(kCFAllocatorDefault, 200, NULL, kCFHTTPVersion1_1));
-                CFHTTPMessageSetHeaderFieldValue(response, CFSTR("Content-Type"), CFSTR("application/json; charset=utf-8"));
+    ~CYInternal() {
+        // XXX: delete object_? ;(
+    }

 
 

-                CFStringRef json(JSValueToJSONCopy(JSGetContext(), result));
-                CFDataRef body(CFStringCreateExternalRepresentation(kCFAllocatorDefault, json, kCFStringEncodingUTF8, NULL));
-                CFRelease(json);
+    static CYInternal *Get(id self) {
+        CYInternal *internal(NULL);
+        if (object_getInstanceVariable(self, "cy$internal_", reinterpret_cast<void **>(&internal)) == NULL) {
+            // XXX: do something epic? ;P
+        }

 
 

-                CFStringRef length(CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("%u"), CFDataGetLength(body)));
-                CFHTTPMessageSetHeaderFieldValue(response, CFSTR("Content-Length"), length);
-                CFRelease(length);
+        return internal;
+    }

 
 

-                CFHTTPMessageSetBody(response, body);
-                CFRelease(body);
+    static CYInternal *Set(id self) {
+        CYInternal *internal(NULL);
+        if (Ivar ivar = object_getInstanceVariable(self, "cy$internal_", reinterpret_cast<void **>(&internal))) {
+            if (internal == NULL) {
+                internal = new CYInternal();
+                object_setIvar(self, ivar, reinterpret_cast<id>(internal));
+            }
+        } else {
+            // XXX: do something epic? ;P
+        }

 
 

-                CFDataRef serialized(CFHTTPMessageCopySerializedMessage(response));
-                CFRelease(response);
+        return internal;
+    }

 
 

-                CFSocketSendData(socket, NULL, serialized, 0);
-                CFRelease(serialized);
+    JSValueRef GetProperty(JSContextRef context, JSStringRef name) {
+        if (object_ == NULL)
+            return NULL;
+        return CYGetProperty(context, object_, name);
+    }

 
 

-                CFRelease(url);
-            }
-        break;
+    void SetProperty(JSContextRef context, JSStringRef name, JSValueRef value) {
+        if (object_ == NULL)
+            object_ = JSObjectMake(context, NULL, NULL);
+        CYSetProperty(context, object_, name, value);

     }
     }

-}
+};

 
 

-static void OnAccept(CFSocketRef socket, CFSocketCallBackType type, CFDataRef address, const void *value, void *info) {
-    switch (type) {
-        case kCFSocketAcceptCallBack:
-            Client *client(new Client());
+static JSValueRef Instance_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    CYPool pool;

 
 

-            client->message_ = NULL;
+    CYTry {
+        NSString *self(CYCastNSObject(pool, context, object));
+        NSString *name(CYCastNSString(pool, property));

 
 

-            CFSocketContext context;
-            context.version = 0;
-            context.info = client;
-            context.retain = NULL;
-            context.release = NULL;
-            context.copyDescription = NULL;
+        if (CYInternal *internal = CYInternal::Get(self))
+            if (JSValueRef value = internal->GetProperty(context, property))
+                return value;

 
 

-            client->socket_ = CFSocketCreateWithNative(kCFAllocatorDefault, *reinterpret_cast<const CFSocketNativeHandle *>(value), kCFSocketDataCallBack, &OnData, &context);
+        CYPoolTry {
+            if (NSObject *data = [self cy$getProperty:name])
+                return CYCastJSValue(context, data);
+        } CYPoolCatch(NULL)

 
 

-            CFRunLoopAddSource(CFRunLoopGetCurrent(), CFSocketCreateRunLoopSource(kCFAllocatorDefault, client->socket_, 0), kCFRunLoopDefaultMode);
-        break;
-    }
-}
+        if (objc_property_t property = class_getProperty(object_getClass(self), [name UTF8String])) {
+            PropertyAttributes attributes(property);
+            SEL sel(sel_registerName(attributes.Getter()));
+            return CYSendMessage(pool, context, self, sel, 0, NULL, false, exception);
+        }

 
 

-static JSValueRef Instance_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { _pooled
-    @try {
-        NSString *name(CYCastNSString(property));
-        NSLog(@"%@", name);

         return NULL;
     } CYCatch
 }
 
         return NULL;
     } CYCatch
 }
 

-typedef id jocData;
-
-static JSObjectRef Instance_callAsConstructor(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { _pooled
-    @try {
-        id data(reinterpret_cast<jocData>(JSObjectGetPrivate(object)));
-        return CYMakeObject(context, [[data alloc] autorelease]);
-    } CYCatch
-}
-
-struct ptrData {
-    apr_pool_t *pool_;
-    void *value_;
-    sig::Type type_;
-
-    void *operator new(size_t size) {
-        apr_pool_t *pool;
-        apr_pool_create(&pool, NULL);
-        void *data(apr_palloc(pool, size));
-        reinterpret_cast<ptrData *>(data)->pool_ = pool;
-        return data;;
-    }
-
-    ptrData(void *value) :
-        value_(value)
-    {
-    }
-};
+static bool Instance_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) {
+    CYPool pool;

 
 

-struct ffiData : ptrData {
-    sig::Signature signature_;
-    ffi_cif cif_;
+    CYTry {
+        NSString *self(CYCastNSObject(pool, context, object));
+        NSString *name(CYCastNSString(pool, property));
+        NSString *data(CYCastNSObject(pool, context, value));
+
+        CYPoolTry {
+            if ([self cy$setProperty:name to:data])
+                return true;
+        } CYPoolCatch(NULL)
+
+        if (objc_property_t property = class_getProperty(object_getClass(self), [name UTF8String])) {
+            PropertyAttributes attributes(property);
+            if (const char *setter = attributes.Setter()) {
+                SEL sel(sel_registerName(setter));
+                JSValueRef arguments[1] = {value};
+                CYSendMessage(pool, context, self, sel, 1, arguments, false, exception);
+                return true;
+            }
+        }

 
 

-    ffiData(void (*value)(), const char *type) :
-        ptrData(reinterpret_cast<void *>(value))
-    {
-        sig::Parse(pool_, &signature_, type);
-        sig::sig_ffi_cif(pool_, &sig::ObjectiveC, &signature_, &cif_);
-    }
-};
+        if (CYInternal *internal = CYInternal::Set(self)) {
+            internal->SetProperty(context, property, value);
+            return true;
+        }

 
 

-struct selData : ptrData {
-    selData(SEL value) :
-        ptrData(value)
-    {
-    }
-};
+        return false;
+    } CYCatch
+}

 
 

-static void Pointer_finalize(JSObjectRef object) {
-    ptrData *data(reinterpret_cast<ptrData *>(JSObjectGetPrivate(object)));
-    apr_pool_destroy(data->pool_);
+static bool Instance_deleteProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    CYTry {
+        CYPoolTry {
+            NSString *self(CYCastNSObject(NULL, context, object));
+            NSString *name(CYCastNSString(NULL, property));
+            return [self cy$deleteProperty:name];
+        } CYPoolCatch(NULL)
+    } CYCatch

 }
 
 }
 

-static void Instance_finalize(JSObjectRef object) {
-    id data(reinterpret_cast<jocData>(JSObjectGetPrivate(object)));
-    [data release];
+static JSObjectRef Instance_callAsConstructor(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        Instance *data(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
+        JSObjectRef value(Instance::Make(context, [data->GetValue() alloc], Instance::Uninitialized));
+        return value;
+    } CYCatch

 }
 
 }
 

-JSObjectRef CYMakeFunction(JSContextRef context, void (*function)(), const char *type) {
-    ffiData *data(new ffiData(function, type));
-    return JSObjectMake(context, Functor_, data);
+JSObjectRef CYMakeSelector(JSContextRef context, SEL sel) {
+    Selector_privateData *data(new Selector_privateData(sel));
+    return JSObjectMake(context, Selector_, data);

 }
 
 }
 

+JSObjectRef CYMakePointer(JSContextRef context, void *pointer, sig::Type *type, JSObjectRef owner) {
+    Pointer *data(new Pointer(pointer, type, owner));
+    return JSObjectMake(context, Pointer_, data);
+}

 
 

-JSObjectRef CYMakeFunction(JSContextRef context, void *function, const char *type) {
-    return CYMakeFunction(context, reinterpret_cast<void (*)()>(function), type);
+JSObjectRef CYMakeFunctor(JSContextRef context, void (*function)(), const char *type) {
+    Functor_privateData *data(new Functor_privateData(type, function));
+    return JSObjectMake(context, Functor_, data);

 }
 
 }
 

-void CYSetProperty(JSContextRef context, JSObjectRef object, const char *name, JSValueRef value) {
-    JSValueRef exception(NULL);
-    JSObjectSetProperty(context, object, CYString(name), value, kJSPropertyAttributeNone, &exception);
-    CYThrow(context, exception);
+const char *CYPoolCString(apr_pool_t *pool, JSStringRef value) {
+    if (pool == NULL) {
+        const char *string([CYCastNSString(NULL, value) UTF8String]);
+        return string;
+    } else {
+        size_t size(JSStringGetMaximumUTF8CStringSize(value));
+        char *string(new(pool) char[size]);
+        JSStringGetUTF8CString(value, string, size);
+        return string;
+    }

 }
 
 }
 

-char *CYPoolCString(apr_pool_t *pool, JSStringRef value) {
-    size_t size(JSStringGetMaximumUTF8CStringSize(value));
-    char *string(new(pool) char[size]);
-    JSStringGetUTF8CString(value, string, size);
-    JSStringRelease(value);
-    return string;
+const char *CYPoolCString(apr_pool_t *pool, JSContextRef context, JSValueRef value) {
+    return JSValueIsNull(context, value) ? NULL : CYPoolCString(pool, CYJSString(context, value));

 }
 
 }
 

-char *CYPoolCString(apr_pool_t *pool, JSContextRef context, JSValueRef value) {
-    return CYPoolCString(pool, CYString(context, value));
+bool CYGetIndex(apr_pool_t *pool, JSStringRef value, ssize_t &index) {
+    return CYGetIndex(CYPoolCString(pool, value), index);

 }
 
 // XXX: this macro is unhygenic
 #define CYCastCString(context, value) ({ \
 }
 
 // XXX: this macro is unhygenic
 #define CYCastCString(context, value) ({ \

-    JSValueRef exception(NULL); \
-    JSStringRef string(JSValueToStringCopy(context, value, &exception)); \
-    CYThrow(context, exception); \
-    size_t size(JSStringGetMaximumUTF8CStringSize(string)); \
-    char *utf8(reinterpret_cast<char *>(alloca(size))); \
-    JSStringGetUTF8CString(string, utf8, size); \
-    JSStringRelease(string); \
+    char *utf8; \
+    if (value == NULL) \
+        utf8 = NULL; \
+    else if (JSStringRef string = CYCopyJSString(context, value)) { \
+        size_t size(JSStringGetMaximumUTF8CStringSize(string)); \
+        utf8 = reinterpret_cast<char *>(alloca(size)); \
+        JSStringGetUTF8CString(string, utf8, size); \
+        JSStringRelease(string); \
+    } else \
+        utf8 = NULL; \

     utf8; \
 })
 
     utf8; \
 })
 

-SEL CYCastSEL(JSContextRef context, JSValueRef value) {
-    if (JSValueIsNull(context, value))
-        return NULL;
-    else if (JSValueIsObjectOfClass(context, value, Selector_)) {
-        selData *data(reinterpret_cast<selData *>(JSObjectGetPrivate((JSObjectRef) value)));
-        return reinterpret_cast<SEL>(data->value_);
-    } else
-        return sel_registerName(CYCastCString(context, value));
-}
-
-void *CYCastPointer(JSContextRef context, JSValueRef value) {
+void *CYCastPointer_(JSContextRef context, JSValueRef value) {

     switch (JSValueGetType(context, value)) {
         case kJSTypeNull:
             return NULL;
     switch (JSValueGetType(context, value)) {
         case kJSTypeNull:
             return NULL;

-        case kJSTypeString:
+        /*case kJSTypeString:

             return dlsym(RTLD_DEFAULT, CYCastCString(context, value));
         case kJSTypeObject:
             if (JSValueIsObjectOfClass(context, value, Pointer_)) {
             return dlsym(RTLD_DEFAULT, CYCastCString(context, value));
         case kJSTypeObject:
             if (JSValueIsObjectOfClass(context, value, Pointer_)) {

-                ptrData *data(reinterpret_cast<ptrData *>(JSObjectGetPrivate((JSObjectRef) value)));
+                Pointer *data(reinterpret_cast<Pointer *>(JSObjectGetPrivate((JSObjectRef) value)));

                 return data->value_;
                 return data->value_;

-            }
+            }*/

         default:
         default:

-            return reinterpret_cast<void *>(static_cast<uintptr_t>(CYCastDouble(context, value)));
+            double number(CYCastDouble(context, value));
+            if (std::isnan(number))
+                @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"cannot convert value to pointer" userInfo:nil];
+            return reinterpret_cast<void *>(static_cast<uintptr_t>(static_cast<long long>(number)));

     }
 }
 
     }
 }
 

-void CYPoolFFI(apr_pool_t *pool, JSContextRef context, sig::Type *type, void *data, JSValueRef value) {
+template <typename Type_>
+_finline Type_ CYCastPointer(JSContextRef context, JSValueRef value) {
+    return reinterpret_cast<Type_>(CYCastPointer_(context, value));
+}
+
+SEL CYCastSEL(JSContextRef context, JSValueRef value) {
+    if (JSValueIsObjectOfClass(context, value, Selector_)) {
+        Selector_privateData *data(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate((JSObjectRef) value)));
+        return reinterpret_cast<SEL>(data->value_);
+    } else
+        return CYCastPointer<SEL>(context, value);
+}
+
+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<bool *>(data) = JSValueToBoolean(context, value);
     switch (type->primitive) {
         case sig::boolean_P:
             *reinterpret_cast<bool *>(data) = JSValueToBoolean(context, value);


@@ -748,7 +1556,7 @@ void CYPoolFFI(apr_pool_t *pool, JSContextRef context, sig::Type *type, void *da
 
         case sig::object_P:
         case sig::typename_P:
 
         case sig::object_P:
         case sig::typename_P:

-            *reinterpret_cast<id *>(data) = CYCastNSObject(context, value);
+            *reinterpret_cast<id *>(data) = CYCastNSObject(pool, context, value);

         break;
 
         case sig::selector_P:
         break;
 
         case sig::selector_P:


@@ -756,36 +1564,61 @@ void CYPoolFFI(apr_pool_t *pool, JSContextRef context, sig::Type *type, void *da
         break;
 
         case sig::pointer_P:
         break;
 
         case sig::pointer_P:

-            *reinterpret_cast<void **>(data) = CYCastPointer(context, value);
+            *reinterpret_cast<void **>(data) = CYCastPointer<void *>(context, value);

         break;
 
         case sig::string_P:
         break;
 
         case sig::string_P:

-            *reinterpret_cast<char **>(data) = CYPoolCString(pool, context, value);
+            *reinterpret_cast<const char **>(data) = CYPoolCString(pool, context, value);

         break;
 
         break;
 

-        case sig::struct_P:
-            goto fail;
+        case sig::struct_P: {
+            uint8_t *base(reinterpret_cast<uint8_t *>(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 [NSException exceptionWithName:NSInvalidArgumentException reason:@"unable to extract structure value" userInfo:nil];
+                    }
+                }
+
+                CYPoolFFI(pool, context, element->type, field, base, rhs);
+                // XXX: alignment?
+                base += field->size;
+            }
+        } break;

 
         case sig::void_P:
         break;
 
 
         case sig::void_P:
         break;
 

-        default: fail:
+        default:

             NSLog(@"CYPoolFFI(%c)\n", type->primitive);
             _assert(false);
     }
 }
 
             NSLog(@"CYPoolFFI(%c)\n", type->primitive);
             _assert(false);
     }
 }
 

-JSValueRef CYFromFFI(JSContextRef context, sig::Type *type, void *data) {
+JSValueRef CYFromFFI(JSContextRef context, sig::Type *type, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner = NULL) {

     JSValueRef value;
 
     switch (type->primitive) {
         case sig::boolean_P:
     JSValueRef value;
 
     switch (type->primitive) {
         case sig::boolean_P:

-            value = JSValueMakeBoolean(context, *reinterpret_cast<bool *>(data));
+            value = CYCastJSValue(context, *reinterpret_cast<bool *>(data));

         break;
 
 #define CYFromFFI_(primitive, native) \
         case sig::primitive ## _P: \
         break;
 
 #define CYFromFFI_(primitive, native) \
         case sig::primitive ## _P: \

-            value = JSValueMakeNumber(context, *reinterpret_cast<native *>(data)); \
+            value = CYCastJSValue(context, *reinterpret_cast<native *>(data)); \

         break;
 
         CYFromFFI_(uchar, unsigned char)
         break;
 
         CYFromFFI_(uchar, unsigned char)


@@ -801,43 +1634,49 @@ JSValueRef CYFromFFI(JSContextRef context, sig::Type *type, void *data) {
         CYFromFFI_(float, float)
         CYFromFFI_(double, double)
 
         CYFromFFI_(float, float)
         CYFromFFI_(double, double)
 

-        case sig::object_P:
-        case sig::typename_P: {
-            value = CYCastJSValue(context, *reinterpret_cast<id *>(data));
-        } break;
-
-        case sig::selector_P: {
-            if (SEL sel = *reinterpret_cast<SEL *>(data)) {
-                selData *data(new selData(sel));
-                value = JSObjectMake(context, Selector_, data);
+        case sig::object_P: {
+            if (id object = *reinterpret_cast<id *>(data)) {
+                value = CYCastJSValue(context, object);
+                if (initialize)
+                    [object release];

             } else goto null;
         } break;
 
             } else goto null;
         } break;
 

-        case sig::pointer_P: {
-            if (void *pointer = *reinterpret_cast<void **>(data)) {
-                ptrData *data(new ptrData(pointer));
-                value = JSObjectMake(context, Pointer_, data);
-            } else goto null;
-        } break;
+        case sig::typename_P:
+            value = CYMakeInstance(context, *reinterpret_cast<Class *>(data), true);
+        break;
+
+        case sig::selector_P:
+            if (SEL sel = *reinterpret_cast<SEL *>(data))
+                value = CYMakeSelector(context, sel);
+            else goto null;
+        break;
+
+        case sig::pointer_P:
+            if (void *pointer = *reinterpret_cast<void **>(data))
+                value = CYMakePointer(context, pointer, type->data.data.type, owner);
+            else goto null;
+        break;

 
 

-        case sig::string_P: {
+        case sig::string_P:

             if (char *utf8 = *reinterpret_cast<char **>(data))
             if (char *utf8 = *reinterpret_cast<char **>(data))

-                value = JSValueMakeString(context, CYString(utf8));
+                value = CYCastJSValue(context, utf8);

             else goto null;
             else goto null;

-        } break;
+        break;

 
         case sig::struct_P:
 
         case sig::struct_P:

-            goto fail;
+            value = CYMakeStruct(context, data, type, ffi, owner);
+        break;

 
         case sig::void_P:
 
         case sig::void_P:

-            value = JSValueMakeUndefined(context);
+            value = CYJSUndefined(context);

         break;
 
         null:
         break;
 
         null:

-            value = JSValueMakeNull(context);
+            value = CYJSNull(context);

         break;
 
         break;
 

-        default: fail:
+        default:

             NSLog(@"CYFromFFI(%c)\n", type->primitive);
             _assert(false);
     }
             NSLog(@"CYFromFFI(%c)\n", type->primitive);
             _assert(false);
     }


@@ -845,44 +1684,238 @@ JSValueRef CYFromFFI(JSContextRef context, sig::Type *type, void *data) {
     return value;
 }
 
     return value;
 }
 

-static JSValueRef CYCallFunction(JSContextRef context, size_t count, const JSValueRef *arguments, JSValueRef *exception, sig::Signature *signature, ffi_cif *cif, void (*function)()) { _pooled
-    @try {
-        if (count != signature->count - 1)
+bool Index_(apr_pool_t *pool, 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;
+
+    const char *name(CYPoolCString(pool, property));
+    size_t length(strlen(name));
+    double number(CYCastDouble(name, length));
+
+    size_t count(type->data.signature.count);
+
+    if (std::isnan(number)) {
+        if (property == NULL)
+            return false;
+
+        sig::Element *elements(type->data.signature.elements);
+
+        for (size_t local(0); local != count; ++local) {
+            sig::Element *element(&elements[local]);
+            if (element->name != NULL && strcmp(name, element->name) == 0) {
+                index = local;
+                goto base;
+            }
+        }
+
+        return false;
+    } else {
+        index = static_cast<ssize_t>(number);
+        if (index != number || index < 0 || static_cast<size_t>(index) >= count)
+            return false;
+    }
+
+  base:
+    ffi_type **elements(typical->GetFFI()->elements);
+
+    base = reinterpret_cast<uint8_t *>(internal->value_);
+    for (ssize_t local(0); local != index; ++local)
+        base += elements[local]->size;
+
+    return true;
+}
+
+static JSValueRef Pointer_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    CYPool pool;
+    Pointer *internal(reinterpret_cast<Pointer *>(JSObjectGetPrivate(object)));
+    Type_privateData *typical(internal->type_);
+
+    if (typical->type_ == NULL)
+        return NULL;
+
+    ssize_t index;
+    if (!CYGetIndex(pool, property, index))
+        return NULL;
+
+    ffi_type *ffi(typical->GetFFI());
+
+    uint8_t *base(reinterpret_cast<uint8_t *>(internal->value_));
+    base += ffi->size * index;
+
+    JSObjectRef owner(internal->owner_ ?: object);
+
+    CYTry {
+        return CYFromFFI(context, typical->type_, ffi, base, false, owner);
+    } CYCatch
+}
+
+static bool Pointer_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) {
+    CYPool pool;
+    Pointer *internal(reinterpret_cast<Pointer *>(JSObjectGetPrivate(object)));
+    Type_privateData *typical(internal->type_);
+
+    if (typical->type_ == NULL)
+        return NULL;
+
+    ssize_t index;
+    if (!CYGetIndex(pool, property, index))
+        return NULL;
+
+    ffi_type *ffi(typical->GetFFI());
+
+    uint8_t *base(reinterpret_cast<uint8_t *>(internal->value_));
+    base += ffi->size * index;
+
+    CYTry {
+        CYPoolFFI(NULL, context, typical->type_, ffi, base, value);
+        return true;
+    } CYCatch
+}
+
+static JSValueRef Struct_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    CYPool pool;
+    Struct_privateData *internal(reinterpret_cast<Struct_privateData *>(JSObjectGetPrivate(object)));
+    Type_privateData *typical(internal->type_);
+
+    ssize_t index;
+    uint8_t *base;
+
+    if (!Index_(pool, internal, property, index, base))
+        return NULL;
+
+    JSObjectRef owner(internal->owner_ ?: object);
+
+    CYTry {
+        return CYFromFFI(context, typical->type_->data.signature.elements[index].type, typical->GetFFI()->elements[index], base, false, owner);
+    } CYCatch
+}
+
+static bool Struct_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) {
+    CYPool pool;
+    Struct_privateData *internal(reinterpret_cast<Struct_privateData *>(JSObjectGetPrivate(object)));
+    Type_privateData *typical(internal->type_);
+
+    ssize_t index;
+    uint8_t *base;
+
+    if (!Index_(pool, internal, property, index, base))
+        return false;
+
+    CYTry {
+        CYPoolFFI(NULL, context, typical->type_->data.signature.elements[index].type, typical->GetFFI()->elements[index], base, value);
+        return true;
+    } CYCatch
+}
+
+static void Struct_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
+    Struct_privateData *internal(reinterpret_cast<Struct_privateData *>(JSObjectGetPrivate(object)));
+    Type_privateData *typical(internal->type_);
+    sig::Type *type(typical->type_);
+
+    if (type == NULL)
+        return;
+
+    size_t count(type->data.signature.count);
+    sig::Element *elements(type->data.signature.elements);
+
+    char number[32];
+
+    for (size_t index(0); index != count; ++index) {
+        const char *name;
+        name = elements[index].name;
+
+        if (name == NULL) {
+            sprintf(number, "%lu", index);
+            name = number;
+        }
+
+        JSPropertyNameAccumulatorAddName(names, CYJSString(name));
+    }
+}
+
+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 [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to ffi function" userInfo:nil];
 
             @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to ffi function" userInfo:nil];
 

-        CYPool pool;
-        void *values[count];
+        size_t size(setups + count);
+        void *values[size];
+        memcpy(values, setup, sizeof(void *) * setups);

 
 

-        for (unsigned index(0); index != count; ++index) {
+        for (size_t index(setups); index != size; ++index) {

             sig::Element *element(&signature->elements[index + 1]);
             sig::Element *element(&signature->elements[index + 1]);

+            ffi_type *ffi(cif->arg_types[index]);

             // XXX: alignment?
             // XXX: alignment?

-            values[index] = new(pool) uint8_t[cif->arg_types[index]->size];
-            CYPoolFFI(pool, context, element->type, values[index], arguments[index]);
+            values[index] = new(pool) uint8_t[ffi->size];
+            CYPoolFFI(pool, context, element->type, ffi, values[index], arguments[index - setups]);

         }
 
         uint8_t value[cif->rtype->size];
         ffi_call(cif, function, value, values);
 
         }
 
         uint8_t value[cif->rtype->size];
         ffi_call(cif, function, value, values);
 

-        return CYFromFFI(context, signature->elements[0].type, value);
+        return CYFromFFI(context, signature->elements[0].type, cif->rtype, value, initialize);

     } CYCatch
 }
 
     } CYCatch
 }
 

-static JSValueRef Global_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { _pooled
-    @try {
-        NSString *name(CYCastNSString(property));
+void Closure_(ffi_cif *cif, void *result, void **arguments, void *arg) {
+    ffoData *data(reinterpret_cast<ffoData *>(arg));
+
+    JSContextRef context(data->context_);
+
+    size_t count(data->cif_.nargs);
+    JSValueRef values[count];
+
+    for (size_t index(0); index != count; ++index)
+        values[index] = CYFromFFI(context, data->signature_.elements[1 + index].type, data->cif_.arg_types[index], arguments[index], false);
+
+    JSValueRef value(CYCallAsFunction(context, data->function_, NULL, count, values));
+    CYPoolFFI(NULL, context, data->signature_.elements[0].type, data->cif_.rtype, result, value);
+}
+
+JSObjectRef CYMakeFunctor(JSContextRef context, JSObjectRef function, const char *type) {
+    // XXX: in case of exceptions this will leak
+    ffoData *data(new ffoData(type));
+
+    ffi_closure *closure((ffi_closure *) _syscall(mmap(
+        NULL, sizeof(ffi_closure),
+        PROT_READ | PROT_WRITE, MAP_ANON | MAP_PRIVATE,
+        -1, 0
+    )));
+
+    ffi_status status(ffi_prep_closure(closure, &data->cif_, &Closure_, data));
+    _assert(status == FFI_OK);
+
+    _syscall(mprotect(closure, sizeof(*closure), PROT_READ | PROT_EXEC));
+
+    data->value_ = closure;
+
+    data->context_ = CYGetJSContext();
+    data->function_ = function;
+
+    return JSObjectMake(context, Functor_, data);
+}
+
+static JSValueRef Runtime_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    CYTry {
+        CYPool pool;
+        NSString *name(CYCastNSString(pool, property));

         if (Class _class = NSClassFromString(name))
         if (Class _class = NSClassFromString(name))

-            return CYMakeObject(context, _class);
-        if (NSMutableArray *entry = [Bridge_ objectForKey:name])
+            return CYMakeInstance(context, _class, true);
+        if (NSMutableArray *entry = [[Bridge_ objectAtIndex:0] objectForKey:name])

             switch ([[entry objectAtIndex:0] intValue]) {
                 case 0:
             switch ([[entry objectAtIndex:0] intValue]) {
                 case 0:

-                    return JSEvaluateScript(JSGetContext(), CYString([entry objectAtIndex:1]), NULL, NULL, 0, NULL);
+                    return JSEvaluateScript(CYGetJSContext(), CYJSString([entry objectAtIndex:1]), NULL, NULL, 0, NULL);

                 case 1:
                 case 1:

-                    return CYMakeFunction(context, [name cy$symbol], [[entry objectAtIndex:1] UTF8String]);
+                    return CYMakeFunctor(context, reinterpret_cast<void (*)()>([name cy$symbol]), CYPoolCString(pool, [entry objectAtIndex:1]));

                 case 2:
                 case 2:

-                    CYPool pool;
+                    // XXX: this is horrendously inefficient

                     sig::Signature signature;
                     sig::Signature signature;

-                    sig::Parse(pool, &signature, [[entry objectAtIndex:1] UTF8String]);
-                    return CYFromFFI(context, signature.elements[0].type, [name cy$symbol]);
+                    sig::Parse(pool, &signature, CYPoolCString(pool, [entry objectAtIndex:1]), &Structor_);
+                    ffi_cif cif;
+                    sig::sig_ffi_cif(pool, &sig::ObjectiveC, &signature, &cif);
+                    return CYFromFFI(context, signature.elements[0].type, cif.rtype, [name cy$symbol], false);

             }
         return NULL;
     } CYCatch
             }
         return NULL;
     } CYCatch


@@ -895,143 +1928,666 @@ bool stret(ffi_type *ffi_type) {
     );
 }
 
     );
 }
 

-static JSValueRef $objc_msgSend(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { _pooled
+extern "C" {
+    int *_NSGetArgc(void);
+    char ***_NSGetArgv(void);
+    int UIApplicationMain(int argc, char *argv[], NSString *principalClassName, NSString *delegateClassName);
+}
+
+static JSValueRef System_print(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        NSLog(@"%s", CYCastCString(context, arguments[0]));
+        return CYJSUndefined(context);
+    } CYCatch
+}
+
+JSValueRef CYSendMessage(apr_pool_t *pool, JSContextRef context, id self, SEL _cmd, size_t count, const JSValueRef arguments[], bool initialize, JSValueRef *exception) {

     const char *type;
 
     const char *type;
 

-    @try {
+    Class _class(object_getClass(self));
+    if (Method method = class_getInstanceMethod(_class, _cmd))
+        type = method_getTypeEncoding(method);
+    else {
+        CYTry {
+            CYPoolTry {
+                NSMethodSignature *method([self methodSignatureForSelector:_cmd]);
+                if (method == nil)
+                    @throw [NSException exceptionWithName:NSInvalidArgumentException reason:[NSString stringWithFormat:@"unrecognized selector %s sent to object %p", sel_getName(_cmd), self] userInfo:nil];
+                type = CYPoolCString(pool, [method _typeString]);
+            } CYPoolCatch(NULL)
+        } CYCatch
+    }
+
+    void *setup[2];
+    setup[0] = &self;
+    setup[1] = &_cmd;
+
+    sig::Signature signature;
+    sig::Parse(pool, &signature, type, &Structor_);
+
+    ffi_cif cif;
+    sig::sig_ffi_cif(pool, &sig::ObjectiveC, &signature, &cif);
+
+    void (*function)() = stret(cif.rtype) ? reinterpret_cast<void (*)()>(&objc_msgSend_stret) : reinterpret_cast<void (*)()>(&objc_msgSend);
+    return CYCallFunction(pool, context, 2, setup, count, arguments, initialize, exception, &signature, &cif, function);
+}
+
+static JSValueRef $objc_msgSend(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYPool pool;
+
+    bool uninitialized;
+
+    id self;
+    SEL _cmd;
+
+    CYTry {

         if (count < 2)
             @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"too few arguments to objc_msgSend" userInfo:nil];
 
         if (count < 2)
             @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"too few arguments to objc_msgSend" userInfo:nil];
 

-        id self(CYCastNSObject(context, arguments[0]));
+        if (JSValueIsObjectOfClass(context, arguments[0], Instance_)) {
+            Instance *data(reinterpret_cast<Instance *>(JSObjectGetPrivate((JSObjectRef) arguments[0])));
+            self = data->GetValue();
+            uninitialized = data->IsUninitialized();
+            if (uninitialized)
+                data->value_ = nil;
+        } else {
+            self = CYCastNSObject(pool, context, arguments[0]);
+            uninitialized = false;
+        }
+

         if (self == nil)
         if (self == nil)

-            return JSValueMakeNull(context);
+            return CYJSNull(context);
+
+        _cmd = CYCastSEL(context, arguments[1]);
+    } CYCatch

 
 

-        SEL _cmd(CYCastSEL(context, arguments[1]));
-        NSMethodSignature *method([self methodSignatureForSelector:_cmd]);
-        if (method == nil)
-            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:[NSString stringWithFormat:@"unrecognized selector %s sent to object %p", sel_getName(_cmd), self] userInfo:nil];
+    return CYSendMessage(pool, context, self, _cmd, count - 2, arguments + 2, uninitialized, exception);
+}

 
 

-        type = [[method _typeString] UTF8String];
+MSHook(void, CYDealloc, id self, SEL sel) {
+    CYInternal *internal;
+    object_getInstanceVariable(self, "cy$internal_", reinterpret_cast<void **>(&internal));
+    if (internal != NULL)
+        delete internal;
+    _CYDealloc(self, sel);
+}
+
+MSHook(void, objc_registerClassPair, Class _class) {
+    Class super(class_getSuperclass(_class));
+    if (super == NULL || class_getInstanceVariable(super, "cy$internal_") == NULL) {
+        class_addIvar(_class, "cy$internal_", sizeof(CYInternal *), log2(sizeof(CYInternal *)), "^{CYInternal}");
+        MSHookMessage(_class, @selector(dealloc), MSHake(CYDealloc));
+    }
+
+    _objc_registerClassPair(_class);
+}
+
+static JSValueRef objc_registerClassPair_(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        if (count != 1)
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to objc_registerClassPair" userInfo:nil];
+        CYPool pool;
+        Class _class(CYCastNSObject(pool, context, arguments[0]));
+        $objc_registerClassPair(_class);
+        return CYJSUndefined(context);

     } CYCatch
     } CYCatch

+}
+
+static JSValueRef Selector_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    JSValueRef setup[count + 2];
+    setup[0] = _this;
+    setup[1] = object;
+    memcpy(setup + 2, arguments, sizeof(JSValueRef) * count);
+    return $objc_msgSend(context, NULL, NULL, count + 2, setup, exception);
+}

 
 

+static JSValueRef Functor_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {

     CYPool pool;
     CYPool pool;

+    Functor_privateData *data(reinterpret_cast<Functor_privateData *>(JSObjectGetPrivate(object)));
+    return CYCallFunction(pool, context, 0, NULL, count, arguments, false, exception, &data->signature_, &data->cif_, reinterpret_cast<void (*)()>(data->value_));
+}

 
 

-    sig::Signature signature;
-    sig::Parse(pool, &signature, type);
+JSObjectRef Selector_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        if (count != 1)
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to Selector constructor" userInfo:nil];
+        const char *name(CYCastCString(context, arguments[0]));
+        return CYMakeSelector(context, sel_registerName(name));
+    } CYCatch
+}

 
 

-    ffi_cif cif;
-    sig::sig_ffi_cif(pool, &sig::ObjectiveC, &signature, &cif);
+JSObjectRef Pointer_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        if (count != 2)
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to Functor constructor" userInfo:nil];

 
 

-    void (*function)() = stret(cif.rtype) ? reinterpret_cast<void (*)()>(&objc_msgSend_stret) : reinterpret_cast<void (*)()>(&objc_msgSend);
-    return CYCallFunction(context, count, arguments, exception, &signature, &cif, function);
+        void *value(CYCastPointer<void *>(context, arguments[0]));
+        const char *type(CYCastCString(context, arguments[1]));
+
+        CYPool pool;
+
+        sig::Signature signature;
+        sig::Parse(pool, &signature, type, &Structor_);
+
+        return CYMakePointer(context, value, signature.elements[0].type, NULL);
+    } CYCatch

 }
 
 }
 

-static JSValueRef ffi_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
-    ffiData *data(reinterpret_cast<ffiData *>(JSObjectGetPrivate(object)));
-    return CYCallFunction(context, count, arguments, exception, &data->signature_, &data->cif_, reinterpret_cast<void (*)()>(data->value_));
+JSObjectRef CYMakeType(JSContextRef context, JSObjectRef object, const char *type) {
+    Type_privateData *internal(new Type_privateData(type));
+    return JSObjectMake(context, Type_, internal);
+}
+
+JSObjectRef Type_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        if (count != 1)
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to Type constructor" userInfo:nil];
+        const char *type(CYCastCString(context, arguments[0]));
+        return CYMakeType(context, object, type);
+    } CYCatch
+}
+
+static JSValueRef Type_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        if (count != 1)
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to type cast function" userInfo:nil];
+        Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(object)));
+        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, false);
+    } CYCatch

 }
 
 }
 

-JSObjectRef ffi(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
-    @try {
+static JSObjectRef Type_callAsConstructor(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        if (count > 1)
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to type cast function" userInfo:nil];
+        Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(object)));
+        // XXX: alignment?
+        void *value(malloc(internal->GetFFI()->size));
+        return CYMakePointer(context, value, internal->type_, NULL);
+    } CYCatch
+}
+
+JSObjectRef Functor_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {

         if (count != 2)
         if (count != 2)

-            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to ffi constructor" userInfo:nil];
-        void *function(CYCastPointer(context, arguments[0]));
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to Functor constructor" userInfo:nil];

         const char *type(CYCastCString(context, arguments[1]));
         const char *type(CYCastCString(context, arguments[1]));

-        return CYMakeFunction(context, function, type);
+        JSValueRef exception(NULL);
+        if (JSValueIsInstanceOfConstructor(context, arguments[0], Function_, &exception)) {
+            JSObjectRef function(CYCastJSObject(context, arguments[0]));
+            return CYMakeFunctor(context, function, type);
+        } else if (exception != NULL) {
+            return NULL;
+        } else {
+            void (*function)()(CYCastPointer<void (*)()>(context, arguments[0]));
+            return CYMakeFunctor(context, function, type);
+        }
+    } CYCatch
+}
+
+JSValueRef CYValue_getProperty_value(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    CYValue *internal(reinterpret_cast<CYValue *>(JSObjectGetPrivate(object)));
+    return CYCastJSValue(context, reinterpret_cast<uintptr_t>(internal->value_));
+}
+
+JSValueRef Selector_getProperty_prototype(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
+    return Function_;
+}
+
+static JSValueRef CYValue_callAsFunction_valueOf(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        CYValue *internal(reinterpret_cast<CYValue *>(JSObjectGetPrivate(_this)));
+        return CYCastJSValue(context, reinterpret_cast<uintptr_t>(internal->value_));
+    } CYCatch
+}
+
+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 CYValue_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        CYValue *internal(reinterpret_cast<CYValue *>(JSObjectGetPrivate(_this)));
+        char string[32];
+        sprintf(string, "%p", internal->value_);
+        return CYCastJSValue(context, string);
+    } CYCatch
+}
+
+static JSValueRef Instance_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
+        CYPoolTry {
+            return CYCastJSValue(context, CYJSString([internal->GetValue() cy$toCYON]));
+        } CYPoolCatch(NULL)
+    } CYCatch
+}
+
+static JSValueRef Instance_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
+        CYPoolTry {
+            NSString *key(count == 0 ? nil : CYCastNSString(NULL, CYJSString(context, arguments[0])));
+            return CYCastJSValue(context, CYJSString([internal->GetValue() cy$toJSON:key]));
+        } CYPoolCatch(NULL)
+    } CYCatch
+}
+
+static JSValueRef Instance_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        Instance *data(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
+        CYPoolTry {
+            return CYCastJSValue(context, CYJSString([data->GetValue() description]));
+        } CYPoolCatch(NULL)
+    } CYCatch
+}
+
+static JSValueRef Selector_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        Selector_privateData *data(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
+        return CYCastJSValue(context, sel_getName(data->GetValue()));

     } CYCatch
 }
 
     } CYCatch
 }
 

-JSValueRef Pointer_getProperty_value(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
-    ptrData *data(reinterpret_cast<ptrData *>(JSObjectGetPrivate(object)));
-    return JSValueMakeNumber(context, reinterpret_cast<uintptr_t>(data->value_));
+static JSValueRef Selector_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    return Selector_callAsFunction_toString(context, object, _this, count, arguments, exception);

 }
 
 }
 

-static JSStaticValue Pointer_staticValues[2] = {
-    {"value", &Pointer_getProperty_value, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete},
+static JSValueRef Selector_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        Selector_privateData *data(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
+        const char *name(sel_getName(data->GetValue()));
+        CYPoolTry {
+            return CYCastJSValue(context, CYJSString([NSString stringWithFormat:@"@selector(%s)", name]));
+        } CYPoolCatch(NULL)
+    } CYCatch
+}
+
+static JSValueRef Selector_callAsFunction_type(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+    CYTry {
+        if (count != 2)
+            @throw [NSException exceptionWithName:NSInvalidArgumentException reason:@"incorrect number of arguments to Selector.type" userInfo:nil];
+        CYPool pool;
+        Selector_privateData *data(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
+        Class _class(CYCastNSObject(pool, context, arguments[0]));
+        bool instance(CYCastBool(context, arguments[1]));
+        SEL sel(data->GetValue());
+        if (Method method = (*(instance ? &class_getInstanceMethod : class_getClassMethod))(_class, sel))
+            return CYCastJSValue(context, method_getTypeEncoding(method));
+        else if (NSString *type = [[Bridge_ objectAtIndex:1] objectForKey:CYCastNSString(pool, sel_getName(sel))])
+            return CYCastJSValue(context, CYJSString(type));
+        else
+            return CYJSNull(context);
+    } CYCatch
+}
+
+static JSStaticValue CYValue_staticValues[2] = {
+    {"value", &CYValue_getProperty_value, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete},
+    {NULL, NULL, NULL, 0}
+};
+
+static JSStaticFunction Pointer_staticFunctions[4] = {
+    {"toCYON", &CYValue_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"toJSON", &CYValue_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"valueOf", &CYValue_callAsFunction_valueOf, 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},
+    {NULL, NULL, 0}
+};
+
+/*static JSStaticValue Selector_staticValues[2] = {
+    {"prototype", &Selector_getProperty_prototype, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete},

     {NULL, NULL, NULL, 0}
     {NULL, NULL, NULL, 0}

+};*/
+
+static JSStaticFunction Instance_staticFunctions[4] = {
+    {"toCYON", &Instance_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"toJSON", &Instance_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"toString", &Instance_callAsFunction_toString, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {NULL, NULL, 0}

 };
 
 };
 

-void cyparse(CYParser *parser);
-extern int cydebug;
+static JSStaticFunction Selector_staticFunctions[5] = {
+    {"toCYON", &Selector_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"toJSON", &Selector_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"toString", &Selector_callAsFunction_toString, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {"type", &Selector_callAsFunction_type, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+    {NULL, NULL, 0}
+};

 
 

-void CYConsole(FILE *fin, FILE *fout, FILE *ferr) {
-    cydebug = 1;
-    CYParser parser;
-    cyparse(&parser);
+CYDriver::CYDriver(const std::string &filename) :
+    state_(CYClear),
+    data_(NULL),
+    size_(0),
+    filename_(filename),
+    source_(NULL)
+{
+    ScannerInit();

 }
 
 }
 

-MSInitialize { _pooled
-    apr_initialize();
+CYDriver::~CYDriver() {
+    ScannerDestroy();
+}

 
 

-    NSCFBoolean_ = objc_getClass("NSCFBoolean");
+void cy::parser::error(const cy::parser::location_type &location, const std::string &message) {
+    CYDriver::Error error;
+    error.location_ = location;
+    error.message_ = message;
+    driver.errors_.push_back(error);
+}

 
 

-    pid_t pid(getpid());
+void CYSetArgs(int argc, const char *argv[]) {
+    JSContextRef context(CYGetJSContext());
+    JSValueRef args[argc];
+    for (int i(0); i != argc; ++i)
+        args[i] = CYCastJSValue(context, argv[i]);
+    JSValueRef exception(NULL);
+    JSObjectRef array(JSObjectMakeArray(context, argc, args, &exception));
+    CYThrow(context, exception);
+    CYSetProperty(context, System_, CYJSString("args"), array);
+}

 
 

-    struct sockaddr_in address;
-    address.sin_len = sizeof(address);
-    address.sin_family = AF_INET;
-    address.sin_addr.s_addr = INADDR_ANY;
-    address.sin_port = htons(10000 + pid);
+JSObjectRef CYGetGlobalObject(JSContextRef context) {
+    return JSContextGetGlobalObject(context);
+}

 
 

-    CFDataRef data(CFDataCreate(kCFAllocatorDefault, reinterpret_cast<UInt8 *>(&address), sizeof(address)));
+const char *CYExecute(apr_pool_t *pool, const char *code) { _pooled
+    JSStringRef script(JSStringCreateWithUTF8CString(code));

 
 

-    CFSocketSignature signature;
-    signature.protocolFamily = AF_INET;
-    signature.socketType = SOCK_STREAM;
-    signature.protocol = IPPROTO_TCP;
-    signature.address = data;
+    JSContextRef context(CYGetJSContext());

 
 

-    CFSocketRef socket(CFSocketCreateWithSocketSignature(kCFAllocatorDefault, &signature, kCFSocketAcceptCallBack, &OnAccept, NULL));
-    CFRunLoopAddSource(CFRunLoopGetCurrent(), CFSocketCreateRunLoopSource(kCFAllocatorDefault, socket, 0), kCFRunLoopDefaultMode);
+    JSValueRef exception(NULL);
+    JSValueRef result(JSEvaluateScript(context, script, NULL, NULL, 0, &exception));
+    JSStringRelease(script);

 
 

-    JSClassDefinition definition;
+    if (exception != NULL) { error:
+        result = exception;
+        exception = NULL;
+    }

 
 

-    definition = kJSClassDefinitionEmpty;
-    definition.className = "Pointer";
-    definition.staticValues = Pointer_staticValues;
-    definition.finalize = &Pointer_finalize;
-    Pointer_ = JSClassCreate(&definition);
+    if (JSValueIsUndefined(context, result))
+        return NULL;

 
 

-    definition = kJSClassDefinitionEmpty;
-    definition.className = "Functor";
-    definition.parentClass = Pointer_;
-    definition.callAsFunction = &ffi_callAsFunction;
-    Functor_ = JSClassCreate(&definition);
+    const char *json(CYPoolCYONString(pool, context, result, &exception));
+    if (exception != NULL)
+        goto error;

 
 

-    definition = kJSClassDefinitionEmpty;
-    definition.className = "Selector";
-    definition.parentClass = Pointer_;
-    Selector_ = JSClassCreate(&definition);
+    CYSetProperty(context, CYGetGlobalObject(context), Result_, result);
+    return json;
+}

 
 

-    definition = kJSClassDefinitionEmpty;
-    definition.className = "Instance_";
-    definition.getProperty = &Instance_getProperty;
-    definition.callAsConstructor = &Instance_callAsConstructor;
-    definition.finalize = &Instance_finalize;
-    Instance_ = JSClassCreate(&definition);
+bool CYRecvAll_(int socket, uint8_t *data, size_t size) {
+    while (size != 0) if (size_t writ = _syscall(recv(socket, data, size, 0))) {
+        data += writ;
+        size -= writ;
+    } else
+        return false;
+    return true;
+}

 
 

-    definition = kJSClassDefinitionEmpty;
-    definition.getProperty = &Global_getProperty;
-    JSClassRef Global(JSClassCreate(&definition));
+bool CYSendAll_(int socket, const uint8_t *data, size_t size) {
+    while (size != 0) if (size_t writ = _syscall(send(socket, data, size, 0))) {
+        data += writ;
+        size -= writ;
+    } else
+        return false;
+    return true;
+}

 
 

-    JSContextRef context(JSGlobalContextCreate(Global));
-    Context_ = context;
+static int Socket_;
+apr_pool_t *Pool_;

 
 

-    JSObjectRef global(JSContextGetGlobalObject(context));
+struct CYExecute_ {
+    apr_pool_t *pool_;
+    const char * volatile data_;
+};

 
 

-    CYSetProperty(context, global, "ffi", JSObjectMakeConstructor(context, Functor_, &ffi));
+// XXX: this is "tre lame"
+@interface CYClient_ : NSObject {
+}

 
 

-    CYSetProperty(context, global, "objc_msgSend", JSObjectMakeFunctionWithCallback(context, CYString("objc_msgSend"), &$objc_msgSend));
+- (void) execute:(NSValue *)value;

 
 

-    Bridge_ = [[NSMutableDictionary dictionaryWithContentsOfFile:@"/usr/lib/libcycript.plist"] retain];
+@end

 
 

-    name_ = JSStringCreateWithUTF8CString("name");
-    message_ = JSStringCreateWithUTF8CString("message");
-    length_ = JSStringCreateWithUTF8CString("length");
+@implementation CYClient_

 
 

-    JSValueRef exception(NULL);
-    JSValueRef value(JSObjectGetProperty(JSGetContext(), global, CYString("Array"), &exception));
-    CYThrow(context, exception);
-    Array_ = JSValueToObject(JSGetContext(), value, &exception);
-    CYThrow(context, exception);
+- (void) execute:(NSValue *)value {
+    CYExecute_ *execute(reinterpret_cast<CYExecute_ *>([value pointerValue]));
+    NSLog(@"b:%p", execute->data_);
+    NSLog(@"s:%s", execute->data_);
+    execute->data_ = CYExecute(execute->pool_, execute->data_);
+    NSLog(@"a:%p", execute->data_);
+}
+
+@end
+
+struct CYClient :
+    CYData
+{
+    int socket_;
+    apr_thread_t *thread_;
+
+    CYClient(int socket) :
+        socket_(socket)
+    {
+    }
+
+    ~CYClient() {
+        _syscall(close(socket_));
+    }
+
+    void Handle() { _pooled
+        CYClient_ *client = [[[CYClient_ alloc] init] autorelease];
+
+        for (;;) {
+            size_t size;
+            if (!CYRecvAll(socket_, &size, sizeof(size)))
+                return;
+
+            CYPool pool;
+            char *data(new(pool) char[size + 1]);
+            if (!CYRecvAll(socket_, data, size))
+                return;
+            data[size] = '\0';
+
+            CYDriver driver("");
+            cy::parser parser(driver);
+
+            driver.data_ = data;
+            driver.size_ = size;
+
+            const char *json;
+            if (parser.parse() != 0 || !driver.errors_.empty()) {
+                json = NULL;
+                size = _not(size_t);
+            } else {
+                std::ostringstream str;
+                driver.source_->Show(str);
+                std::string code(str.str());
+                CYExecute_ execute = {pool, code.c_str()};
+                [client performSelectorOnMainThread:@selector(execute:) withObject:[NSValue valueWithPointer:&execute] waitUntilDone:YES];
+                json = execute.data_;
+                size = json == NULL ? _not(size_t) : strlen(json);
+            }
+
+            if (!CYSendAll(socket_, &size, sizeof(size)))
+                return;
+            if (json != NULL)
+                if (!CYSendAll(socket_, json, size))
+                    return;
+        }
+    }
+};
+
+static void * APR_THREAD_FUNC OnClient(apr_thread_t *thread, void *data) {
+    CYClient *client(reinterpret_cast<CYClient *>(data));
+    client->Handle();
+    delete client;
+    return NULL;
+}
+
+static void * APR_THREAD_FUNC Cyrver(apr_thread_t *thread, void *data) {
+    for (;;) {
+        int socket(_syscall(accept(Socket_, NULL, NULL)));
+        CYClient *client(new CYClient(socket));
+        apr_threadattr_t *attr;
+        _aprcall(apr_threadattr_create(&attr, Pool_));
+        _aprcall(apr_thread_create(&client->thread_, attr, &OnClient, client, client->pool_));
+    }
+
+    return NULL;
+}
+
+void Unlink() {
+    pid_t pid(getpid());
+    char path[104];
+    sprintf(path, "/tmp/.s.cy.%u", pid);
+    unlink(path);
+}
+
+MSInitialize { _pooled
+    _aprcall(apr_initialize());
+    _aprcall(apr_pool_create(&Pool_, NULL));
+
+    Bridge_ = [[NSMutableArray arrayWithContentsOfFile:@"/usr/lib/libcycript.plist"] retain];
+    NSCFBoolean_ = objc_getClass("NSCFBoolean");
+
+    Socket_ = _syscall(socket(PF_UNIX, SOCK_STREAM, 0));
+
+    struct sockaddr_un address;
+    memset(&address, 0, sizeof(address));
+    address.sun_family = AF_UNIX;
+
+    pid_t pid(getpid());
+    sprintf(address.sun_path, "/tmp/.s.cy.%u", pid);
+
+    try {
+        _syscall(bind(Socket_, reinterpret_cast<sockaddr *>(&address), SUN_LEN(&address)));
+        atexit(&Unlink);
+        _syscall(listen(Socket_, 0));
+
+        apr_threadattr_t *attr;
+        _aprcall(apr_threadattr_create(&attr, Pool_));
+
+        apr_thread_t *thread;
+        _aprcall(apr_thread_create(&thread, attr, &Cyrver, NULL, Pool_));
+    } catch (...) {
+        NSLog(@"failed to setup Cyrver");
+    }
+}
+
+JSGlobalContextRef CYGetJSContext() {
+    if (Context_ == NULL) {
+        JSClassDefinition definition;
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Functor";
+        definition.staticFunctions = Functor_staticFunctions;
+        definition.callAsFunction = &Functor_callAsFunction;
+        definition.finalize = &CYData::Finalize;
+        Functor_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Instance";
+        definition.staticValues = CYValue_staticValues;
+        definition.staticFunctions = Instance_staticFunctions;
+        definition.getProperty = &Instance_getProperty;
+        definition.setProperty = &Instance_setProperty;
+        definition.deleteProperty = &Instance_deleteProperty;
+        definition.callAsConstructor = &Instance_callAsConstructor;
+        definition.finalize = &CYData::Finalize;
+        Instance_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Pointer";
+        definition.staticFunctions = Pointer_staticFunctions;
+        definition.getProperty = &Pointer_getProperty;
+        definition.setProperty = &Pointer_setProperty;
+        definition.finalize = &CYData::Finalize;
+        Pointer_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Selector";
+        definition.staticValues = CYValue_staticValues;
+        //definition.staticValues = Selector_staticValues;
+        definition.staticFunctions = Selector_staticFunctions;
+        definition.callAsFunction = &Selector_callAsFunction;
+        definition.finalize = &CYData::Finalize;
+        Selector_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Struct";
+        definition.getProperty = &Struct_getProperty;
+        definition.setProperty = &Struct_setProperty;
+        definition.getPropertyNames = &Struct_getPropertyNames;
+        definition.finalize = &CYData::Finalize;
+        Struct_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Type";
+        definition.callAsFunction = &Type_callAsFunction;
+        definition.callAsConstructor = &Type_callAsConstructor;
+        definition.finalize = &CYData::Finalize;
+        Type_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        definition.className = "Runtime";
+        definition.getProperty = &Runtime_getProperty;
+        Runtime_ = JSClassCreate(&definition);
+
+        definition = kJSClassDefinitionEmpty;
+        //definition.getProperty = &Global_getProperty;
+        JSClassRef Global(JSClassCreate(&definition));
+
+        JSGlobalContextRef context(JSGlobalContextCreate(Global));
+        Context_ = context;
+
+        JSObjectRef global(CYGetGlobalObject(context));
+
+        JSObjectSetPrototype(context, global, JSObjectMake(context, Runtime_, NULL));
+        CYSetProperty(context, global, CYJSString("ObjectiveC"), JSObjectMake(context, Runtime_, NULL));
+
+        CYSetProperty(context, global, CYJSString("Functor"), JSObjectMakeConstructor(context, Functor_, &Functor_new));
+        CYSetProperty(context, global, CYJSString("Instance"), JSObjectMakeConstructor(context, Instance_, NULL));
+        CYSetProperty(context, global, CYJSString("Pointer"), JSObjectMakeConstructor(context, Pointer_, &Pointer_new));
+        CYSetProperty(context, global, CYJSString("Selector"), JSObjectMakeConstructor(context, Selector_, &Selector_new));
+        CYSetProperty(context, global, CYJSString("Type"), JSObjectMakeConstructor(context, Type_, &Type_new));
+
+        MSHookFunction(&objc_registerClassPair, MSHake(objc_registerClassPair));
+
+        CYSetProperty(context, global, CYJSString("objc_registerClassPair"), JSObjectMakeFunctionWithCallback(context, CYJSString("objc_registerClassPair"), &objc_registerClassPair_));
+        CYSetProperty(context, global, CYJSString("objc_msgSend"), JSObjectMakeFunctionWithCallback(context, CYJSString("objc_msgSend"), &$objc_msgSend));
+
+        System_ = JSObjectMake(context, NULL, NULL);
+        CYSetProperty(context, global, CYJSString("system"), System_);
+        CYSetProperty(context, System_, CYJSString("args"), CYJSNull(context));
+        //CYSetProperty(context, System_, CYJSString("global"), global);
+
+        CYSetProperty(context, System_, CYJSString("print"), JSObjectMakeFunctionWithCallback(context, CYJSString("print"), &System_print));
+
+        Result_ = JSStringCreateWithUTF8CString("_");
+
+        length_ = JSStringCreateWithUTF8CString("length");
+        message_ = JSStringCreateWithUTF8CString("message");
+        name_ = JSStringCreateWithUTF8CString("name");
+        toCYON_ = JSStringCreateWithUTF8CString("toCYON");
+        toJSON_ = JSStringCreateWithUTF8CString("toJSON");
+
+        Array_ = CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Array")));
+        Function_ = CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Function")));
+    }
+
+    return Context_;

 }
 }