-/* Cycript - Optimizing JavaScript Compiler/Runtime
- * Copyright (C) 2009-2015 Jay Freeman (saurik)
+/* Cycript - The Truly Universal Scripting Language
+ * Copyright (C) 2009-2016 Jay Freeman (saurik)
*/
/* GNU Affero General Public License, Version 3 {{{ */
#include "sig/parse.hpp"
#include "sig/ffi_type.hpp"
+#include "Bridge.hpp"
#include "Code.hpp"
#include "Decode.hpp"
#include "Error.hpp"
return CYUTF16String(JSStringGetCharactersPtr(value), JSStringGetLength(value));
}
+const char *CYPoolCString(CYPool &pool, CYUTF8String utf8) {
+ return pool.strndup(utf8.data, utf8.size);
+}
+
+CYUTF8String CYPoolUTF8String(CYPool &pool, CYUTF8String utf8) {
+ return {pool.strndup(utf8.data, utf8.size), utf8.size};
+}
+
+_visible CYUTF8String CYPoolUTF8String(CYPool &pool, const std::string &value) {
+ return {pool.strndup(value.data(), value.size()), value.size()};
+}
+
CYUTF8String CYPoolUTF8String(CYPool &pool, JSContextRef context, JSStringRef value) {
return CYPoolUTF8String(pool, CYCastUTF16String(value));
}
static JSClassRef Global_;
JSStringRef Array_s;
+JSStringRef constructor_s;
JSStringRef cy_s;
JSStringRef cyi_s;
JSStringRef cyt_s;
CYCastJSValue_(signed long long int)
CYCastJSValue_(unsigned long long int)
+#ifdef __SIZEOF_INT128__
+CYCastJSValue_(signed __int128)
+CYCastJSValue_(unsigned __int128)
+#endif
+
JSValueRef CYJSUndefined(JSContextRef context) {
return JSValueMakeUndefined(context);
}
static JSValueRef Cycript_compile_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
CYPool pool;
CYUTF8String before(CYPoolUTF8String(pool, context, CYJSString(context, arguments[0])));
- std::stringbuf value(std::string(before.data, before.size));
- CYUTF8String after(CYPoolCode(pool, value));
+ CYUTF8String after(CYPoolCode(pool, before));
return CYCastJSValue(context, CYJSString(after));
} CYCatch_(NULL, "SyntaxError") }
std::ostringstream str;
+ JSValueRef value(CYGetProperty(context, object, constructor_s));
+ if (JSValueIsObject(context, value)) {
+ JSObjectRef constructor(CYCastJSObject(context, value));
+ JSValueRef theory(CYGetProperty(context, constructor, prototype_s));
+ JSValueRef practice(JSObjectGetPrototype(context, object));
+
+ if (CYIsStrictEqual(context, theory, practice)) {
+ JSValueRef name(CYGetProperty(context, constructor, name_s));
+ if (!JSValueIsUndefined(context, name)) {
+ auto utf8(CYPoolUTF8String(pool, context, CYJSString(context, name)));
+ if (utf8 != "Object")
+ str << "new" << ' ' << utf8;
+ }
+ }
+ }
+
str << '{';
// XXX: this is, sadly, going to leak
CYPoolFFI_(unsigned long long int)
CYPoolFFI_(unsigned short int)
+#ifdef __SIZEOF_INT128__
+CYPoolFFI_(signed __int128)
+CYPoolFFI_(unsigned __int128)
+#endif
+
void Void::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const {
_assert(false);
}
CYArrayCopy(pool, context, base, size, type, ffi->elements[0], value, object);
}
+void Enum::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const {
+ return type.PoolFFI(pool, context, ffi, data, value);
+}
+
void Aggregate::PoolFFI(CYPool *pool, JSContextRef context, ffi_type *ffi, void *data, JSValueRef value) const {
_assert(!overlap);
+ _assert(signature.count != _not(size_t));
size_t offset(0);
uint8_t *base(reinterpret_cast<uint8_t *>(data));
CYFromFFI_(unsigned long long int)
CYFromFFI_(unsigned short int)
+#ifdef __SIZEOF_INT128__
+CYFromFFI_(signed __int128)
+CYFromFFI_(unsigned __int128)
+#endif
+
JSValueRef Void::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const {
return CYJSUndefined(context);
}
return CArray::Make(context, data, size, type, ffi->elements[0], context, owner);
}
+JSValueRef Enum::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const {
+ return type.FromFFI(context, ffi, data, initialize, owner);
+}
+
JSValueRef Aggregate::FromFFI(JSContextRef context, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) const {
+ _assert(!overlap);
+ _assert(signature.count != _not(size_t));
return Struct_privateData::Make(context, data, *this, ffi, context, owner);
}
CString *internal(reinterpret_cast<CString *>(JSObjectGetPrivate(object)));
ssize_t offset;
- if (!CYGetOffset(pool, context, property, offset))
+ if (JSStringIsEqualToUTF8CString(property, "$cyi"))
+ offset = 0;
+ else if (!CYGetOffset(pool, context, property, offset))
return NULL;
return CYCastJSValue(context, CYJSString(CYUTF8String(&internal->value_[offset], 1)));
CString *internal(reinterpret_cast<CString *>(JSObjectGetPrivate(object)));
ssize_t offset;
- if (!CYGetOffset(pool, context, property, offset))
+ if (JSStringIsEqualToUTF8CString(property, "$cyi"))
+ offset = 0;
+ else if (!CYGetOffset(pool, context, property, offset))
return false;
const char *data(CYPoolCString(pool, context, value));
element.type->PoolFFI(&pool, context, ffi, values[index], arguments[index - setups]);
}
- uint8_t value[cif->rtype->size];
+ uint8_t *value(pool.malloc<uint8_t>(std::max<size_t>(cif->rtype->size, sizeof(ffi_arg)), std::max<size_t>(cif->rtype->alignment, alignof(ffi_arg))));
void (*call)(CYPool &, JSContextRef, ffi_cif *, void (*)(), void *, void **) = &CYCallFunction;
// XXX: this only supports one hook, but it is a bad idea anyway
CYThrow("%s", pool.strcat("error caching ", CYPoolCString(pool, context, property), ": ", error.PoolCString(pool), NULL));
}
- JSValueRef result(_jsccall(JSEvaluateScript, context, CYJSString(parsed), NULL, NULL, 0));
-
- if (flags == 0) {
- JSObjectRef cache(CYGetCachedObject(context, CYJSString("cache")));
- CYSetProperty(context, cache, property, result);
+ JSObjectRef cache(CYGetCachedObject(context, CYJSString("cache")));
+
+ JSObjectRef stub;
+ if (flags == CYBridgeType) {
+ stub = CYMakeType(context, sig::Void());
+ CYSetProperty(context, cache, property, stub);
+ } else
+ stub = NULL;
+
+ JSValueRef value(_jsccall(JSEvaluateScript, context, CYJSString(parsed), NULL, NULL, 0));
+
+ switch (flags) {
+ case CYBridgeVoid: {
+ } break;
+
+ case CYBridgeHold: {
+ CYSetProperty(context, cache, property, value);
+ } break;
+
+ case CYBridgeType: {
+ JSObjectRef swap(CYCastJSObject(context, value));
+ void *source(JSObjectGetPrivate(swap));
+ _assert(source != NULL);
+ void *target(JSObjectGetPrivate(stub));
+ _assert(JSObjectSetPrivate(swap, target));
+ _assert(JSObjectSetPrivate(stub, source));
+ value = stub;
+ } break;
}
- return result;
+ return value;
}
return NULL;
if (false) {
} else if (count == 1) {
- const char *encoding(CYPoolCString(pool, context, arguments[0]));
- sig::Signature signature;
- sig::Parse(pool, &signature, encoding, &Structor_);
- return CYMakeType(context, *signature.elements[0].type);
+ switch (JSValueGetType(context, arguments[0])) {
+ case kJSTypeString: {
+ const char *encoding(CYPoolCString(pool, context, arguments[0]));
+ sig::Signature signature;
+ sig::Parse(pool, &signature, encoding, &Structor_);
+ return CYMakeType(context, *signature.elements[0].type);
+ } break;
+
+ case kJSTypeObject: {
+ // XXX: accept a set of enum constants and /guess/ at their size
+ _assert(false);
+ } break;
+
+ default:
+ throw CYJSError(context, "incorrect kind of argument to new Type");
+ }
} else if (count == 2) {
JSObjectRef types(CYCastJSObject(context, arguments[0]));
size_t count(CYArrayLength(context, types));
_assert(JSValueIsObjectOfClass(context, object, Type_privateData::Class_));
Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(object)));
element.type = internal->type_;
+ _assert(element.type != NULL);
}
return CYMakeType(context, type);
} CYCatch(NULL) }
static JSValueRef Type_callAsFunction_blockWith(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
+#ifdef CY_OBJECTIVEC
sig::Block type;
return Type_callAsFunction_$With(context, object, _this, count, arguments, type, exception);
+#else
+ _assert(false);
+#endif
}
static JSValueRef Type_callAsFunction_constant(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
return CYMakeType(context, *type);
} CYCatch(NULL) }
+static JSValueRef Type_callAsFunction_enumFor(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
+ if (count != 1)
+ throw CYJSError(context, "incorrect number of arguments to Type.enumFor");
+ Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(_this)));
+
+ CYPool pool;
+
+ JSObjectRef constants(CYCastJSObject(context, arguments[0]));
+
+ // XXX: this is, sadly, going to leak
+ JSPropertyNameArrayRef names(JSObjectCopyPropertyNames(context, constants));
+
+ size_t count(JSPropertyNameArrayGetCount(names));
+
+ sig::Enum type(*internal->type_, count);
+ type.constants = new(pool) sig::Constant[count];
+
+ for (size_t index(0); index != count; ++index) {
+ JSStringRef name(JSPropertyNameArrayGetNameAtIndex(names, index));
+ JSValueRef value(CYGetProperty(context, constants, name));
+ _assert(JSValueGetType(context, value) == kJSTypeNumber);
+ CYUTF8String string(CYPoolUTF8String(pool, context, name));
+ type.constants[index].name = string.data;
+ type.constants[index].value = CYCastDouble(context, value);
+ }
+
+ JSPropertyNameArrayRelease(names);
+
+ return CYMakeType(context, type);
+} CYCatch(NULL) }
+
static JSValueRef Type_callAsFunction_functionWith(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
bool variadic(count != 0 && JSValueIsNull(context, arguments[count - 1]));
sig::Function type(variadic);
return CYMakeFunctor(context, arguments[0], function->variadic, function->signature);
CYPool pool;
+
sig::Type *type(internal->type_);
ffi_type *ffi(internal->GetFFI());
-
void *data(pool.malloc<void>(ffi->size, ffi->alignment));
+
type->PoolFFI(&pool, context, ffi, data, arguments[0]);
JSValueRef value(type->FromFFI(context, ffi, data));
} CYCatch(NULL) }
static JSObjectRef Type_callAsConstructor(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
- if (count != 0)
+ if (count > 1)
throw CYJSError(context, "incorrect number of arguments to Type allocator");
Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(object)));
JSObjectRef pointer(CYMakePointer(context, NULL, *internal->type_, NULL, NULL));
Pointer *value(reinterpret_cast<Pointer *>(JSObjectGetPrivate(pointer)));
+
+ sig::Type *type(internal->type_);
ffi_type *ffi(internal->GetFFI());
value->value_ = value->pool_->malloc<void>(ffi->size, ffi->alignment);
- memset(value->value_, 0, ffi->size);
+
+ if (count == 0)
+ memset(value->value_, 0, ffi->size);
+ else
+ type->PoolFFI(value->pool_, context, ffi, value->value_, arguments[0]);
+
return pointer;
} CYCatch(NULL) }
static JSValueRef Functor_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
cy::Functor *internal(reinterpret_cast<cy::Functor *>(JSObjectGetPrivate(_this)));
uint8_t *value(reinterpret_cast<uint8_t *>(internal->value_));
- std::ostringstream str;
- Dl_info info;
- if (internal->value_ == NULL)
- str << "NULL";
- else if (dladdr(value, &info) == 0)
- str << internal->value_;
- else {
- str << info.dli_sname;
- off_t offset(value - reinterpret_cast<uint8_t *>(info.dli_saddr));
- if (offset != 0)
- str << "+0x" << std::hex << offset;
+
+ CYLocalPool pool;
+
+ sig::Function function(internal->variadic_);
+ sig::Copy(pool, function.signature, internal->signature_);
+
+ CYString *name;
+
+ auto typed(CYDecodeType(pool, &function)); {
+ std::ostringstream str;
+ Dl_info info;
+ if (internal->value_ == NULL)
+ str << "NULL";
+ else if (dladdr(value, &info) == 0)
+ str << internal->value_;
+ else {
+ str << info.dli_sname;
+ off_t offset(value - reinterpret_cast<uint8_t *>(info.dli_saddr));
+ if (offset != 0)
+ str << "+0x" << std::hex << offset;
+ }
+
+ name = new(pool) CYString(pool.strdup(str.str().c_str()));
}
+
+ std::ostringstream str;
+ CYOptions options;
+ CYOutput output(*str.rdbuf(), options);
+ output.pretty_ = true;
+ (new(pool) CYExternalExpression(new(pool) CYString("C"), typed, name))->Output(output, CYNoFlags);
return CYCastJSValue(context, CYJSString(str.str()));
} CYCatch(NULL) }
std::stringbuf out;
CYOptions options;
CYOutput output(out, options);
- (new(pool) CYTypeExpression(CYDecodeType(pool, internal->type_)))->Output(output, CYNoFlags);
+ output.pretty_ = true;
+ (new(pool) CYTypeExpression(CYDecodeType(pool, internal->type_->Copy(pool, ""))))->Output(output, CYNoFlags);
return CYCastJSValue(context, CYJSString(out.str().c_str()));
} CYCatch(NULL) }
{NULL, NULL, NULL, 0}
};
-static JSStaticFunction Type_staticFunctions[9] = {
+static JSStaticFunction Type_staticFunctions[10] = {
{"arrayOf", &Type_callAsFunction_arrayOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
{"blockWith", &Type_callAsFunction_blockWith, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
{"constant", &Type_callAsFunction_constant, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
+ {"enumFor", &Type_callAsFunction_enumFor, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
{"functionWith", &Type_callAsFunction_functionWith, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
{"pointerTo", &Type_callAsFunction_pointerTo, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
{"withName", &Type_callAsFunction_withName, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
}
};
+#ifndef __ANDROID__
static volatile bool cancel_;
static bool CYShouldTerminate(JSContextRef context, void *arg) {
return cancel_;
}
+#endif
_visible const char *CYExecute(JSContextRef context, CYPool &pool, CYUTF8String code) {
ExecutionHandle handle(context);
+#ifndef __ANDROID__
cancel_ = false;
if (&JSContextGroupSetExecutionTimeLimit != NULL)
JSContextGroupSetExecutionTimeLimit(JSContextGetGroup(context), 0.5, &CYShouldTerminate, NULL);
+#endif
try {
JSValueRef result(_jsccall(JSEvaluateScript, context, CYJSString(code), NULL, NULL, 0));
}
}
+#ifndef __ANDROID__
_visible void CYCancel() {
cancel_ = true;
}
+#endif
-static const char *CYPoolLibraryPath(CYPool &pool);
+const char *CYPoolLibraryPath(CYPool &pool);
static bool initialized_ = false;
Global_ = JSClassCreate(&definition);
Array_s = JSStringCreateWithUTF8CString("Array");
+ constructor_s = JSStringCreateWithUTF8CString("constructor");
cy_s = JSStringCreateWithUTF8CString("$cy");
cyi_s = JSStringCreateWithUTF8CString("$cyi");
cyt_s = JSStringCreateWithUTF8CString("$cyt");
return reinterpret_cast<Context *>(JSObjectGetPrivate(CYCastJSObject(context, CYGetProperty(context, CYGetGlobalObject(context), cy_s))))->context_;
}
-static const char *CYPoolLibraryPath(CYPool &pool) {
+#ifdef __ANDROID__
+char *CYPoolLibraryPath_(CYPool &pool) {
+ FILE *maps(fopen("/proc/self/maps", "r"));
+ struct F { FILE *f; F(FILE *f) : f(f) {}
+ ~F() { fclose(f); } } f(maps);
+
+ size_t function(reinterpret_cast<size_t>(&CYPoolLibraryPath));
+
+ for (;;) {
+ size_t start; size_t end; char flags[8]; unsigned long long offset;
+ int major; int minor; unsigned long long inode; char file[1024];
+ int count(fscanf(maps, "%zx-%zx %7s %llx %x:%x %llu%[ ]%1024[^\n]\n",
+ &start, &end, flags, &offset, &major, &minor, &inode, file, file));
+ if (count < 8) break; else if (start <= function && function < end)
+ return pool.strdup(file);
+ }
+
+ _assert(false);
+}
+#else
+char *CYPoolLibraryPath_(CYPool &pool) {
Dl_info addr;
_assert(dladdr(reinterpret_cast<void *>(&CYPoolLibraryPath), &addr) != 0);
- char *lib(pool.strdup(addr.dli_fname));
+ return pool.strdup(addr.dli_fname);
+}
+#endif
+
+const char *CYPoolLibraryPath(CYPool &pool) {
+ char *lib(CYPoolLibraryPath_(pool));
char *slash(strrchr(lib, '/'));
- _assert(slash != NULL);
+ if (slash == NULL)
+ return ".";
*slash = '\0';
slash = strrchr(lib, '/');
- if (slash != NULL && strcmp(slash, "/.libs") == 0)
- *slash = '\0';
+ if (slash != NULL) {
+ if (strcmp(slash, "/.libs") == 0)
+ *slash = '\0';
+ } else if (strcmp(lib, ".libs") == 0)
+ return ".";
return lib;
}
_assert(count == 1);
CYPool pool;
- const char *name(CYPoolCString(pool, context, arguments[0]));
- if (strchr(name, '/') == NULL && (
+ CYUTF8String name(CYPoolUTF8String(pool, context, CYJSString(context, arguments[0])));
+ if (memchr(name.data, '/', name.size) == NULL && (
#ifdef __APPLE__
- dlopen(pool.strcat("/System/Library/Frameworks/", name, ".framework/", name, NULL), RTLD_LAZY | RTLD_GLOBAL) != NULL ||
- dlopen(pool.strcat("/System/Library/PrivateFrameworks/", name, ".framework/", name, NULL), RTLD_LAZY | RTLD_GLOBAL) != NULL ||
+ dlopen(pool.strcat("/System/Library/Frameworks/", name.data, ".framework/", name.data, NULL), RTLD_LAZY | RTLD_GLOBAL) != NULL ||
+ dlopen(pool.strcat("/System/Library/PrivateFrameworks/", name.data, ".framework/", name.data, NULL), RTLD_LAZY | RTLD_GLOBAL) != NULL ||
#endif
false))
return CYJSUndefined(context);
- JSObjectRef resolve(CYCastJSObject(context, CYGetProperty(context, object, CYJSString("resolve"))));
- CYJSString path(context, CYCallAsFunction(context, resolve, NULL, 1, arguments));
+ CYJSString path;
+ CYUTF8String code;
+
+ sqlite3_stmt *statement;
+
+ _sqlcall(sqlite3_prepare(database_,
+ "select "
+ "\"module\".\"code\", "
+ "\"module\".\"flags\" "
+ "from \"module\" "
+ "where"
+ " \"module\".\"name\" = ?"
+ " limit 1"
+ , -1, &statement, NULL));
+
+ _sqlcall(sqlite3_bind_text(statement, 1, name.data, name.size, SQLITE_STATIC));
+
+ if (_sqlcall(sqlite3_step(statement)) != SQLITE_DONE) {
+ code.data = static_cast<const char *>(sqlite3_column_blob(statement, 0));
+ code.size = sqlite3_column_bytes(statement, 0);
+ path = CYJSString(name);
+ code = CYPoolUTF8String(pool, code);
+ } else {
+ JSObjectRef resolve(CYCastJSObject(context, CYGetProperty(context, object, CYJSString("resolve"))));
+ path = CYJSString(context, CYCallAsFunction(context, resolve, NULL, 1, arguments));
+ }
+
+ _sqlcall(sqlite3_finalize(statement));
CYJSString property("exports");
JSObjectRef module(CYCastJSObject(context, cache));
result = CYGetProperty(context, module, property);
} else {
- CYUTF8String code(CYPoolFileUTF8String(pool, CYPoolCString(pool, context, path)));
- _assert(code.data != NULL);
+ if (code.data == NULL) {
+ code = CYPoolFileUTF8String(pool, CYPoolCString(pool, context, path));
+ _assert(code.data != NULL);
+ }
- size_t length(strlen(name));
- if (length >= 5 && strcmp(name + length - 5, ".json") == 0) {
+ size_t length(name.size);
+ if (length >= 5 && strncmp(name.data + length - 5, ".json", 5) == 0) {
JSObjectRef JSON(CYGetCachedObject(context, CYJSString("JSON")));
JSObjectRef parse(CYCastJSObject(context, CYGetProperty(context, JSON, CYJSString("parse"))));
JSValueRef arguments[1] = { CYCastJSValue(context, CYJSString(code)) };
CYSetProperty(context, cache, CYJSString("ulong"), CYMakeType(context, sig::Primitive<unsigned long>()), kJSPropertyAttributeDontEnum);
CYSetProperty(context, cache, CYJSString("ulonglong"), CYMakeType(context, sig::Primitive<unsigned long long>()), kJSPropertyAttributeDontEnum);
+#ifdef __SIZEOF_INT128__
+ CYSetProperty(context, cache, CYJSString("int128"), CYMakeType(context, sig::Primitive<__int128>()), kJSPropertyAttributeDontEnum);
+ CYSetProperty(context, cache, CYJSString("uint128"), CYMakeType(context, sig::Primitive<unsigned __int128>()), kJSPropertyAttributeDontEnum);
+#endif
+
CYSetProperty(context, cache, CYJSString("float"), CYMakeType(context, sig::Primitive<float>()), kJSPropertyAttributeDontEnum);
CYSetProperty(context, cache, CYJSString("double"), CYMakeType(context, sig::Primitive<double>()), kJSPropertyAttributeDontEnum);
projects / cycript.git / blobdiff