-/* Cycript - Inlining/Optimizing JavaScript Compiler
- * Copyright (C) 2009 Jay Freeman (saurik)
+/* Cycript - Optimizing JavaScript Compiler/Runtime
+ * Copyright (C) 2009-2015 Jay Freeman (saurik)
*/
-/* Modified BSD License {{{ */
+/* GNU Affero General Public License, Version 3 {{{ */
/*
- * Redistribution and use in source and binary
- * forms, with or without modification, are permitted
- * provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the
- * above copyright notice, this list of conditions
- * and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the
- * above copyright notice, this list of conditions
- * and the following disclaimer in the documentation
- * and/or other materials provided with the
- * distribution.
- * 3. The name of the author may not be used to endorse
- * or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
- * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+**/
/* }}} */
-#include <sqlite3.h>
-
-#include "Internal.hpp"
-
-#include <dlfcn.h>
-#include <iconv.h>
-
#include "cycript.hpp"
-#include "sig/parse.hpp"
-#include "sig/ffi_type.hpp"
-
-#include "Pooling.hpp"
-
-#include <sys/mman.h>
-
#include <iostream>
-#include <ext/stdio_filebuf.h>
#include <set>
#include <map>
#include <iomanip>
#include <sstream>
#include <cmath>
-#include "Parser.hpp"
-#include "Cycript.tab.hh"
+#include <dlfcn.h>
+#include <sys/mman.h>
+
+#include "ConvertUTF.h"
+#include "Driver.hpp"
#include "Error.hpp"
-#include "JavaScript.hpp"
+#include "Execute.hpp"
+#include "Pooling.hpp"
#include "String.hpp"
+#include "Syntax.hpp"
-#ifdef __OBJC__
-#define CYCatch_ \
- catch (NSException *error) { \
- CYThrow(context, error, exception); \
- return NULL; \
- }
-#else
-#define CYCatch_
-#endif
-
-char *sqlite3_column_pooled(apr_pool_t *pool, sqlite3_stmt *stmt, int n) {
- if (const unsigned char *value = sqlite3_column_text(stmt, n))
- return apr_pstrdup(pool, (const char *) value);
- else return NULL;
-}
-
-struct CYHooks *hooks_;
-
-/* JavaScript Properties {{{ */
-JSValueRef CYGetProperty(JSContextRef context, JSObjectRef object, size_t index) {
- JSValueRef exception(NULL);
- JSValueRef value(JSObjectGetPropertyAtIndex(context, object, index, &exception));
- CYThrow(context, exception);
- return value;
-}
-
-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, size_t index, JSValueRef value) {
- JSValueRef exception(NULL);
- JSObjectSetPropertyAtIndex(context, object, index, value, &exception);
- CYThrow(context, exception);
-}
-
-void CYSetProperty(JSContextRef context, JSObjectRef object, JSStringRef name, JSValueRef value, JSPropertyAttributes attributes) {
- JSValueRef exception(NULL);
- JSObjectSetProperty(context, object, name, value, attributes, &exception);
- CYThrow(context, exception);
-}
-/* }}} */
-/* JavaScript Strings {{{ */
-JSStringRef CYCopyJSString(const char *value) {
- return value == NULL ? NULL : JSStringCreateWithUTF8CString(value);
-}
-
-JSStringRef CYCopyJSString(JSStringRef value) {
- return value == NULL ? NULL : JSStringRetain(value);
-}
+template <>
+::pthread_key_t CYLocal<CYPool>::key_ = Key_();
-JSStringRef CYCopyJSString(CYUTF8String value) {
- // XXX: this is very wrong
- return CYCopyJSString(value.data);
-}
+/* C Strings {{{ */
+CYUTF8String CYPoolUTF8String(CYPool &pool, CYUTF16String utf16) {
+ // XXX: this is wrong
+ size_t size(utf16.size * 5);
+ char *temp(new(pool) char[size]);
-JSStringRef CYCopyJSString(JSContextRef context, JSValueRef value) {
- if (JSValueIsNull(context, value))
- return NULL;
- JSValueRef exception(NULL);
- JSStringRef string(JSValueToStringCopy(context, value, &exception));
- CYThrow(context, exception);
- return string;
-}
+ const uint16_t *lhs(utf16.data);
+ uint8_t *rhs(reinterpret_cast<uint8_t *>(temp));
+ _assert(ConvertUTF16toUTF8(&lhs, lhs + utf16.size, &rhs, rhs + size, lenientConversion) == conversionOK);
-static CYUTF16String CYCastUTF16String(JSStringRef value) {
- return CYUTF16String(JSStringGetCharactersPtr(value), JSStringGetLength(value));
+ *rhs = 0;
+ return CYUTF8String(temp, reinterpret_cast<char *>(rhs) - temp);
}
-template <typename Type_>
-_finline size_t iconv_(size_t (*iconv)(iconv_t, Type_, size_t *, char **, size_t *), iconv_t cd, char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft) {
- return iconv(cd, const_cast<Type_>(inbuf), inbytesleft, outbuf, outbytesleft);
-}
-
-CYUTF8String CYPoolUTF8String(apr_pool_t *pool, JSContextRef context, JSStringRef value) {
- _assert(pool != NULL);
-
- CYUTF16String utf16(CYCastUTF16String(value));
- const char *in(reinterpret_cast<const char *>(utf16.data));
-
-#ifdef __GLIBC__
- iconv_t conversion(_syscall(iconv_open("UTF-8", "UCS-2")));
-#else
- iconv_t conversion(_syscall(iconv_open("UTF-8", "UCS-2-INTERNAL")));
-#endif
-
- size_t size(JSStringGetMaximumUTF8CStringSize(value));
- char *out(new(pool) char[size]);
- CYUTF8String utf8(out, size);
-
- size = utf16.size * 2;
- _syscall(iconv_(&iconv, conversion, const_cast<char **>(&in), &size, &out, &utf8.size));
-
- *out = '\0';
- utf8.size = out - utf8.data;
-
- _syscall(iconv_close(conversion));
-
- return utf8;
-}
+CYUTF16String CYPoolUTF16String(CYPool &pool, CYUTF8String utf8) {
+ // XXX: this is wrong
+ size_t size(utf8.size * 5);
+ uint16_t *temp(new (pool) uint16_t[size]);
-const char *CYPoolCString(apr_pool_t *pool, JSContextRef context, JSStringRef value) {
- CYUTF8String utf8(CYPoolUTF8String(pool, context, value));
- _assert(memchr(utf8.data, '\0', utf8.size) == NULL);
- return utf8.data;
-}
+ const uint8_t *lhs(reinterpret_cast<const uint8_t *>(utf8.data));
+ uint16_t *rhs(temp);
+ _assert(ConvertUTF8toUTF16(&lhs, lhs + utf8.size, &rhs, rhs + size, lenientConversion) == conversionOK);
-const char *CYPoolCString(apr_pool_t *pool, JSContextRef context, JSValueRef value) {
- return JSValueIsNull(context, value) ? NULL : CYPoolCString(pool, context, CYJSString(context, value));
+ *rhs = 0;
+ return CYUTF16String(temp, rhs - temp);
}
/* }}} */
-
/* Index Offsets {{{ */
size_t CYGetIndex(const CYUTF8String &value) {
if (value.data[0] != '0') {
- char *end;
- size_t index(strtoul(value.data, &end, 10));
- if (value.data + value.size == end)
- return index;
- } else if (value.data[1] == '\0')
+ size_t index(0);
+ for (size_t i(0); i != value.size; ++i) {
+ if (!DigitRange_[value.data[i]])
+ return _not(size_t);
+ index *= 10;
+ index += value.data[i] - '0';
+ }
+ return index;
+ } else if (value.size == 1)
return 0;
- return _not(size_t);
-}
-
-size_t CYGetIndex(apr_pool_t *pool, JSContextRef context, JSStringRef value) {
- return CYGetIndex(CYPoolUTF8String(pool, context, value));
+ else
+ return _not(size_t);
}
+// XXX: this isn't actually right
bool CYGetOffset(const char *value, ssize_t &index) {
if (value[0] != '0') {
char *end;
return false;
}
/* }}} */
-
/* JavaScript *ify {{{ */
-void CYStringify(std::ostringstream &str, const char *data, size_t size) {
- unsigned quot(0), apos(0);
- for (const char *value(data), *end(data + size); value != end; ++value)
- if (*value == '"')
- ++quot;
- else if (*value == '\'')
- ++apos;
+void CYStringify(std::ostringstream &str, const char *data, size_t size, bool c) {
+ bool single;
+ if (c)
+ single = false;
+ else {
+ unsigned quot(0), apos(0);
+ for (const char *value(data), *end(data + size); value != end; ++value)
+ if (*value == '"')
+ ++quot;
+ else if (*value == '\'')
+ ++apos;
- bool single(quot > apos);
+ single = quot > apos;
+ }
str << (single ? '\'' : '"');
for (const char *value(data), *end(data + size); value != end; ++value)
- switch (*value) {
+ switch (uint8_t next = *value) {
case '\\': str << "\\\\"; break;
case '\b': str << "\\b"; break;
case '\f': str << "\\f"; break;
else goto simple;
break;
+ case '\0':
+ if (value[1] >= '0' && value[1] <= '9')
+ str << "\\x00";
+ else
+ str << "\\0";
+ break;
+
default:
- // this test is designed to be "awewsome", generating neither warnings nor incorrect results
- if (*value < 0x20 || *value >= 0x7f)
- str << "\\x" << std::setbase(16) << std::setw(2) << std::setfill('0') << unsigned(uint8_t(*value));
- else simple:
+ if (next >= 0x20 && next < 0x7f) simple:
str << *value;
+ else {
+ unsigned levels(1);
+ if ((next & 0x80) != 0)
+ while ((next & 0x80 >> ++levels) != 0);
+
+ unsigned point(next & 0xff >> levels);
+ while (--levels != 0)
+ point = point << 6 | uint8_t(*++value) & 0x3f;
+
+ if (point < 0x100)
+ str << "\\x" << std::setbase(16) << std::setw(2) << std::setfill('0') << point;
+ else if (point < 0x10000)
+ str << "\\u" << std::setbase(16) << std::setw(4) << std::setfill('0') << point;
+ else {
+ point -= 0x10000;
+ str << "\\u" << std::setbase(16) << std::setw(4) << std::setfill('0') << (0xd800 | point >> 0x0a);
+ str << "\\u" << std::setbase(16) << std::setw(4) << std::setfill('0') << (0xdc00 | point & 0x3ff);
+ }
+ }
}
str << (single ? '\'' : '"');
}
void CYNumerify(std::ostringstream &str, double value) {
+ if (std::isinf(value)) {
+ if (value < 0)
+ str << '-';
+ str << "Infinity";
+ return;
+ }
+
char string[32];
// XXX: I want this to print 1e3 rather than 1000
sprintf(string, "%.17g", value);
}
/* }}} */
-static JSGlobalContextRef Context_;
-static JSObjectRef System_;
-
-static JSClassRef Functor_;
-static JSClassRef Pointer_;
-static JSClassRef Runtime_;
-static JSClassRef Struct_;
-
-static JSStringRef Result_;
-
-JSObjectRef Array_;
-JSObjectRef Error_;
-JSObjectRef Function_;
-JSObjectRef String_;
-
-JSStringRef length_;
-JSStringRef message_;
-JSStringRef name_;
-JSStringRef prototype_;
-JSStringRef toCYON_;
-JSStringRef toJSON_;
-
-JSObjectRef Object_prototype_;
-JSObjectRef Function_prototype_;
-
-JSObjectRef Array_prototype_;
-JSObjectRef Array_pop_;
-JSObjectRef Array_push_;
-JSObjectRef Array_splice_;
-
-sqlite3 *Bridge_;
-
-void CYFinalize(JSObjectRef object) {
- delete reinterpret_cast<CYData *>(JSObjectGetPrivate(object));
-}
-
-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;
-
- sqlite3_stmt *statement;
-
- _sqlcall(sqlite3_prepare(Bridge_,
- "select "
- "\"bridge\".\"mode\", "
- "\"bridge\".\"value\" "
- "from \"bridge\" "
- "where"
- " \"bridge\".\"mode\" in (3, 4) and"
- " \"bridge\".\"name\" = ?"
- " limit 1"
- , -1, &statement, NULL));
-
- _sqlcall(sqlite3_bind_text(statement, 1, name, -1, SQLITE_STATIC));
-
- int mode;
- const char *value;
-
- if (_sqlcall(sqlite3_step(statement)) == SQLITE_DONE) {
- mode = -1;
- value = NULL;
- } else {
- mode = sqlite3_column_int(statement, 0);
- value = sqlite3_column_pooled(pool, statement, 1);
- }
-
- _sqlcall(sqlite3_finalize(statement));
-
- switch (mode) {
- default:
- _assert(false);
- case -1:
- break;
-
- case 3: {
- sig::Parse(pool, &type->data.signature, value, &Structor_);
- } break;
-
- case 4: {
- sig::Signature signature;
- sig::Parse(pool, &signature, value, &Structor_);
- type = signature.elements[0].type;
- } break;
- }
-}
-
-JSClassRef Type_privateData::Class_;
-
-struct Pointer :
- CYOwned
-{
- Type_privateData *type_;
-
- Pointer(void *value, JSContextRef context, JSObjectRef owner, sig::Type *type) :
- CYOwned(value, context, owner),
- type_(new(pool_) Type_privateData(type))
- {
- }
-};
-
-struct Struct_privateData :
- CYOwned
-{
- Type_privateData *type_;
-
- Struct_privateData(JSContextRef context, JSObjectRef owner) :
- CYOwned(NULL, context, owner)
- {
- }
-};
-
-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(context, 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;
- }
-
- return JSObjectMake(context, Struct_, internal);
-}
-
-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);
-}
-
double CYCastDouble(const char *value, size_t size) {
char *end;
double number(strtod(value, &end));
return CYCastDouble(value, strlen(value));
}
-double CYCastDouble(JSContextRef context, JSValueRef value) {
- JSValueRef exception(NULL);
- double number(JSValueToNumber(context, value, &exception));
- CYThrow(context, exception);
- return number;
-}
-
-bool CYCastBool(JSContextRef context, JSValueRef value) {
- return JSValueToBoolean(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));
-}
-
-JSObjectRef CYCastJSObject(JSContextRef context, JSValueRef value) {
- JSValueRef exception(NULL);
- JSObjectRef object(JSValueToObject(context, value, &exception));
- CYThrow(context, exception);
- return object;
-}
-
-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) {
- return value != NULL && JSValueIsObject(context, value) && JSObjectIsFunction(context, (JSObjectRef) value);
-}
-
-static JSValueRef System_print(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
- if (count == 0)
- printf("\n");
- else {
- CYPool pool;
- printf("%s\n", CYPoolCString(pool, context, arguments[0]));
- }
-
- return CYJSUndefined(context);
-} CYCatch }
-
-static size_t Nonce_(0);
-
-static JSValueRef $cyq(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
- CYPool pool;
- const char *name(apr_psprintf(pool, "%s%zu", CYPoolCString(pool, context, arguments[0]), Nonce_++));
- return CYCastJSValue(context, name);
-}
-
-static JSValueRef Cycript_gc_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
- JSGarbageCollect(context);
- return CYJSUndefined(context);
-}
-
-const char *CYPoolCCYON(apr_pool_t *pool, JSContextRef context, JSValueRef value, JSValueRef *exception) { CYTry {
- switch (JSType type = JSValueGetType(context, value)) {
- case kJSTypeUndefined:
- return "undefined";
- case kJSTypeNull:
- return "null";
- case kJSTypeBoolean:
- return CYCastBool(context, value) ? "true" : "false";
-
- case kJSTypeNumber: {
- std::ostringstream str;
- CYNumerify(str, CYCastDouble(context, value));
- std::string value(str.str());
- return apr_pstrmemdup(pool, value.c_str(), value.size());
- } break;
-
- case kJSTypeString: {
- std::ostringstream str;
- CYUTF8String string(CYPoolUTF8String(pool, context, CYJSString(context, value)));
- CYStringify(str, string.data, string.size);
- std::string value(str.str());
- return apr_pstrmemdup(pool, value.c_str(), value.size());
- } break;
-
- case kJSTypeObject:
- return CYPoolCCYON(pool, context, (JSObjectRef) value);
- default:
- throw CYJSError(context, "JSValueGetType() == 0x%x", type);
- }
-} CYCatch }
-
-const char *CYPoolCCYON(apr_pool_t *pool, JSContextRef context, JSValueRef value) {
- JSValueRef exception(NULL);
- const char *cyon(CYPoolCCYON(pool, context, value, &exception));
- CYThrow(context, exception);
- return cyon;
-}
-
-const char *CYPoolCCYON(apr_pool_t *pool, JSContextRef context, JSObjectRef object) {
- JSValueRef toCYON(CYGetProperty(context, object, toCYON_));
- if (CYIsCallable(context, toCYON)) {
- JSValueRef value(CYCallAsFunction(context, (JSObjectRef) toCYON, object, 0, NULL));
- return CYPoolCString(pool, context, value);
- }
-
- JSValueRef toJSON(CYGetProperty(context, object, toJSON_));
- if (CYIsCallable(context, toJSON)) {
- JSValueRef arguments[1] = {CYCastJSValue(context, CYJSString(""))};
- JSValueRef exception(NULL);
- const char *cyon(CYPoolCCYON(pool, context, CYCallAsFunction(context, (JSObjectRef) toJSON, object, 1, arguments), &exception));
- CYThrow(context, exception);
- return cyon;
- }
-
- std::ostringstream str;
-
- str << '{';
-
- // XXX: this is, sadly, going to leak
- JSPropertyNameArrayRef names(JSObjectCopyPropertyNames(context, object));
-
- bool comma(false);
-
- for (size_t index(0), count(JSPropertyNameArrayGetCount(names)); index != count; ++index) {
- JSStringRef name(JSPropertyNameArrayGetNameAtIndex(names, index));
- JSValueRef value(CYGetProperty(context, object, name));
-
- if (comma)
- str << ',';
- else
- comma = true;
-
- CYUTF8String string(CYPoolUTF8String(pool, context, name));
- if (CYIsKey(string))
- str << string.data;
- else
- CYStringify(str, string.data, string.size);
-
- str << ':' << CYPoolCCYON(pool, context, value);
- }
-
- str << '}';
-
- JSPropertyNameArrayRelease(names);
-
- std::string string(str.str());
- return apr_pstrmemdup(pool, string.c_str(), string.size());
-}
-
-static JSValueRef Array_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
- CYPool pool;
- std::ostringstream str;
-
- str << '[';
-
- JSValueRef length(CYGetProperty(context, _this, length_));
- bool comma(false);
-
- for (size_t index(0), count(CYCastDouble(context, length)); index != count; ++index) {
- JSValueRef value(CYGetProperty(context, _this, index));
-
- if (comma)
- str << ',';
- else
- comma = true;
-
- if (!JSValueIsUndefined(context, value))
- str << CYPoolCCYON(pool, context, value);
- else {
- str << ',';
- comma = false;
- }
- }
-
- str << ']';
-
- std::string value(str.str());
- return CYCastJSValue(context, CYJSString(CYUTF8String(value.c_str(), value.size())));
-} CYCatch }
-
-JSObjectRef CYMakePointer(JSContextRef context, void *pointer, sig::Type *type, ffi_type *ffi, JSObjectRef owner) {
- Pointer *internal(new Pointer(pointer, context, owner, type));
- return JSObjectMake(context, Pointer_, internal);
-}
-
-static JSObjectRef CYMakeFunctor(JSContextRef context, void (*function)(), const char *type) {
- cy::Functor *internal(new cy::Functor(type, function));
- return JSObjectMake(context, Functor_, internal);
-}
-
-static bool CYGetOffset(apr_pool_t *pool, JSContextRef context, JSStringRef value, ssize_t &index) {
- return CYGetOffset(CYPoolCString(pool, context, value), index);
-}
-
-void *CYCastPointer_(JSContextRef context, JSValueRef value) {
- switch (JSValueGetType(context, value)) {
- case kJSTypeNull:
- return NULL;
- /*case kJSTypeObject:
- if (JSValueIsObjectOfClass(context, value, Pointer_)) {
- Pointer *internal(reinterpret_cast<Pointer *>(JSObjectGetPrivate((JSObjectRef) value)));
- return internal->value_;
- }*/
- default:
- double number(CYCastDouble(context, value));
- if (std::isnan(number))
- throw CYJSError(context, "cannot convert value to pointer");
- return reinterpret_cast<void *>(static_cast<uintptr_t>(static_cast<long long>(number)));
- }
-}
-
-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);
- break;
-
-#define CYPoolFFI_(primitive, native) \
- case sig::primitive ## _P: \
- *reinterpret_cast<native *>(data) = CYCastDouble(context, value); \
- break;
-
- CYPoolFFI_(uchar, unsigned char)
- CYPoolFFI_(char, char)
- CYPoolFFI_(ushort, unsigned short)
- CYPoolFFI_(short, short)
- CYPoolFFI_(ulong, unsigned long)
- CYPoolFFI_(long, long)
- CYPoolFFI_(uint, unsigned int)
- CYPoolFFI_(int, int)
- CYPoolFFI_(ulonglong, unsigned long long)
- CYPoolFFI_(longlong, long long)
- CYPoolFFI_(float, float)
- CYPoolFFI_(double, double)
-
- case sig::pointer_P:
- *reinterpret_cast<void **>(data) = CYCastPointer<void *>(context, value);
- break;
-
- case sig::string_P:
- *reinterpret_cast<const char **>(data) = CYPoolCString(pool, context, value);
- break;
-
- 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 CYJSError(context, "unable to extract structure value");
- }
- }
-
- CYPoolFFI(pool, context, element->type, field, base, rhs);
- // XXX: alignment?
- base += field->size;
- }
- } break;
-
- case sig::void_P:
- break;
-
- default:
- if (hooks_ != NULL && hooks_->PoolFFI != NULL)
- if ((*hooks_->PoolFFI)(pool, context, type, ffi, data, value))
- return;
-
- fprintf(stderr, "CYPoolFFI(%c)\n", type->primitive);
- _assert(false);
- }
-}
-
-JSValueRef CYFromFFI(JSContextRef context, sig::Type *type, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) {
- switch (type->primitive) {
- case sig::boolean_P:
- return CYCastJSValue(context, *reinterpret_cast<bool *>(data));
-
-#define CYFromFFI_(primitive, native) \
- case sig::primitive ## _P: \
- return CYCastJSValue(context, *reinterpret_cast<native *>(data)); \
-
- CYFromFFI_(uchar, unsigned char)
- CYFromFFI_(char, char)
- CYFromFFI_(ushort, unsigned short)
- CYFromFFI_(short, short)
- CYFromFFI_(ulong, unsigned long)
- CYFromFFI_(long, long)
- CYFromFFI_(uint, unsigned int)
- CYFromFFI_(int, int)
- CYFromFFI_(ulonglong, unsigned long long)
- CYFromFFI_(longlong, long long)
- CYFromFFI_(float, float)
- CYFromFFI_(double, double)
-
- case sig::pointer_P:
- if (void *pointer = *reinterpret_cast<void **>(data))
- return CYMakePointer(context, pointer, type->data.data.type, ffi, owner);
- else goto null;
-
- case sig::string_P:
- if (char *utf8 = *reinterpret_cast<char **>(data))
- return CYCastJSValue(context, utf8);
- else goto null;
-
- case sig::struct_P:
- return CYMakeStruct(context, data, type, ffi, owner);
- case sig::void_P:
- return CYJSUndefined(context);
-
- null:
- return CYJSNull(context);
- default:
- if (hooks_ != NULL && hooks_->FromFFI != NULL)
- if (JSValueRef value = (*hooks_->FromFFI)(context, type, ffi, data, initialize, owner))
- return value;
-
- fprintf(stderr, "CYFromFFI(%c)\n", type->primitive);
- _assert(false);
- }
-}
-
-static void FunctionClosure_(ffi_cif *cif, void *result, void **arguments, void *arg) {
- Closure_privateData *internal(reinterpret_cast<Closure_privateData *>(arg));
-
- JSContextRef context(internal->context_);
-
- size_t count(internal->cif_.nargs);
- JSValueRef values[count];
-
- for (size_t index(0); index != count; ++index)
- values[index] = CYFromFFI(context, internal->signature_.elements[1 + index].type, internal->cif_.arg_types[index], arguments[index]);
-
- JSValueRef value(CYCallAsFunction(context, internal->function_, NULL, count, values));
- CYPoolFFI(NULL, context, internal->signature_.elements[0].type, internal->cif_.rtype, result, value);
-}
-
-Closure_privateData *CYMakeFunctor_(JSContextRef context, JSObjectRef function, const char *type, void (*callback)(ffi_cif *, void *, void **, void *)) {
- // XXX: in case of exceptions this will leak
- // XXX: in point of fact, this may /need/ to leak :(
- Closure_privateData *internal(new Closure_privateData(CYGetJSContext(), function, 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, &internal->cif_, callback, internal));
- _assert(status == FFI_OK);
-
- _syscall(mprotect(closure, sizeof(*closure), PROT_READ | PROT_EXEC));
-
- internal->value_ = closure;
-
- return internal;
-}
-
-static JSObjectRef CYMakeFunctor(JSContextRef context, JSObjectRef function, const char *type) {
- Closure_privateData *internal(CYMakeFunctor_(context, function, type, &FunctionClosure_));
- return JSObjectMake(context, Functor_, internal);
-}
-
-static JSObjectRef CYMakeFunctor(JSContextRef context, JSValueRef value, const char *type) {
- JSValueRef exception(NULL);
- bool function(JSValueIsInstanceOfConstructor(context, value, Function_, &exception));
- CYThrow(context, exception);
-
- if (function) {
- JSObjectRef function(CYCastJSObject(context, value));
- return CYMakeFunctor(context, function, type);
- } else {
- void (*function)()(CYCastPointer<void (*)()>(context, value));
- return CYMakeFunctor(context, function, type);
- }
-}
-
-static bool Index_(apr_pool_t *pool, JSContextRef context, Struct_privateData *internal, JSStringRef property, ssize_t &index, uint8_t *&base) {
- Type_privateData *typical(internal->type_);
- sig::Type *type(typical->type_);
- if (type == NULL)
- return false;
-
- const char *name(CYPoolCString(pool, context, 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_getIndex(JSContextRef context, JSObjectRef object, size_t index, JSValueRef *exception) { CYTry {
- Pointer *internal(reinterpret_cast<Pointer *>(JSObjectGetPrivate(object)));
- Type_privateData *typical(internal->type_);
-
- ffi_type *ffi(typical->GetFFI());
-
- uint8_t *base(reinterpret_cast<uint8_t *>(internal->value_));
- base += ffi->size * index;
-
- JSObjectRef owner(internal->GetOwner() ?: object);
- return CYFromFFI(context, typical->type_, ffi, base, false, owner);
-} CYCatch }
-
-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 offset;
- if (!CYGetOffset(pool, context, property, offset))
- return NULL;
-
- return Pointer_getIndex(context, object, offset, exception);
-}
-
-static JSValueRef Pointer_getProperty_$cyi(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) {
- return Pointer_getIndex(context, object, 0, exception);
-}
-
-static bool Pointer_setIndex(JSContextRef context, JSObjectRef object, size_t index, JSValueRef value, JSValueRef *exception) { CYTry {
- Pointer *internal(reinterpret_cast<Pointer *>(JSObjectGetPrivate(object)));
- Type_privateData *typical(internal->type_);
-
- ffi_type *ffi(typical->GetFFI());
-
- uint8_t *base(reinterpret_cast<uint8_t *>(internal->value_));
- base += ffi->size * index;
-
- CYPoolFFI(NULL, context, typical->type_, ffi, base, value);
- return true;
-} CYCatch }
-
-static bool Pointer_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) {
- CYPool pool;
- Pointer *internal(reinterpret_cast<Pointer *>(JSObjectGetPrivate(object)));
- Type_privateData *typical(internal->type_);
-
- if (typical->type_ == NULL)
- return NULL;
-
- ssize_t offset;
- if (!CYGetOffset(pool, context, property, offset))
- return NULL;
-
- return Pointer_setIndex(context, object, offset, value, exception);
-}
-
-static bool Pointer_setProperty_$cyi(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) {
- return Pointer_setIndex(context, object, 0, value, exception);
-}
-
-static JSValueRef Struct_callAsFunction_$cya(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
- Struct_privateData *internal(reinterpret_cast<Struct_privateData *>(JSObjectGetPrivate(_this)));
- Type_privateData *typical(internal->type_);
- return CYMakePointer(context, internal->value_, typical->type_, typical->ffi_, _this);
-}
-
-static JSValueRef Struct_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
- 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, context, internal, property, index, base))
- return NULL;
-
- JSObjectRef owner(internal->GetOwner() ?: object);
-
- 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) { CYTry {
- 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, context, internal, property, index, base))
- return false;
-
- 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 CYJSError(context, "incorrect number of arguments to ffi function");
-
- size_t size(setups + count);
- void *values[size];
- memcpy(values, setup, sizeof(void *) * setups);
-
- for (size_t index(setups); index != size; ++index) {
- sig::Element *element(&signature->elements[index + 1]);
- ffi_type *ffi(cif->arg_types[index]);
- // XXX: alignment?
- values[index] = new(pool) uint8_t[ffi->size];
- CYPoolFFI(pool, context, element->type, ffi, values[index], arguments[index - setups]);
- }
-
- uint8_t value[cif->rtype->size];
-
- if (hooks_ != NULL && hooks_->CallFunction != NULL)
- (*hooks_->CallFunction)(context, cif, function, value, values);
- else
- ffi_call(cif, function, value, values);
-
- return CYFromFFI(context, signature->elements[0].type, cif->rtype, value, initialize);
-} CYCatch }
-
-static JSValueRef Functor_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
- CYPool pool;
- cy::Functor *internal(reinterpret_cast<cy::Functor *>(JSObjectGetPrivate(object)));
- return CYCallFunction(pool, context, 0, NULL, count, arguments, false, exception, &internal->signature_, &internal->cif_, internal->GetValue());
-}
-
-static JSObjectRef CYMakeType(JSContextRef context, const char *type) {
- Type_privateData *internal(new Type_privateData(NULL, type));
- return JSObjectMake(context, Type_privateData::Class_, internal);
-}
-
-static JSObjectRef CYMakeType(JSContextRef context, sig::Type *type) {
- Type_privateData *internal(new Type_privateData(type));
- return JSObjectMake(context, Type_privateData::Class_, internal);
-}
-
-static void *CYCastSymbol(const char *name) {
- return dlsym(RTLD_DEFAULT, name);
-}
-
-static JSValueRef Runtime_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
- CYPool pool;
- CYUTF8String name(CYPoolUTF8String(pool, context, property));
-
- if (hooks_ != NULL && hooks_->RuntimeProperty != NULL)
- if (JSValueRef value = (*hooks_->RuntimeProperty)(context, name))
- return value;
-
- sqlite3_stmt *statement;
-
- _sqlcall(sqlite3_prepare(Bridge_,
- "select "
- "\"bridge\".\"mode\", "
- "\"bridge\".\"value\" "
- "from \"bridge\" "
- "where"
- " \"bridge\".\"name\" = ?"
- " limit 1"
- , -1, &statement, NULL));
-
- _sqlcall(sqlite3_bind_text(statement, 1, name.data, name.size, SQLITE_STATIC));
-
- int mode;
- const char *value;
-
- if (_sqlcall(sqlite3_step(statement)) == SQLITE_DONE) {
- mode = -1;
- value = NULL;
- } else {
- mode = sqlite3_column_int(statement, 0);
- value = sqlite3_column_pooled(pool, statement, 1);
- }
-
- _sqlcall(sqlite3_finalize(statement));
-
- switch (mode) {
- default:
- _assert(false);
- case -1:
- return NULL;
-
- case 0:
- return JSEvaluateScript(CYGetJSContext(), CYJSString(value), NULL, NULL, 0, NULL);
-
- case 1:
- if (void (*symbol)() = reinterpret_cast<void (*)()>(CYCastSymbol(name.data)))
- return CYMakeFunctor(context, symbol, value);
- else return NULL;
-
- case 2:
- if (void *symbol = CYCastSymbol(name.data)) {
- // XXX: this is horrendously inefficient
- sig::Signature signature;
- sig::Parse(pool, &signature, value, &Structor_);
- ffi_cif cif;
- sig::sig_ffi_cif(pool, &sig::ObjectiveC, &signature, &cif);
- return CYFromFFI(context, signature.elements[0].type, cif.rtype, symbol);
- } else return NULL;
-
- // XXX: implement case 3
- case 4:
- return CYMakeType(context, value);
- }
-} CYCatch }
-
-static JSObjectRef Pointer_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
- if (count != 2)
- throw CYJSError(context, "incorrect number of arguments to Functor constructor");
-
- CYPool pool;
-
- void *value(CYCastPointer<void *>(context, arguments[0]));
- const char *type(CYPoolCString(pool, context, arguments[1]));
-
- sig::Signature signature;
- sig::Parse(pool, &signature, type, &Structor_);
-
- return CYMakePointer(context, value, signature.elements[0].type, NULL, NULL);
-} CYCatch }
-
-static JSObjectRef Type_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
- if (count != 1)
- throw CYJSError(context, "incorrect number of arguments to Type constructor");
- CYPool pool;
- const char *type(CYPoolCString(pool, context, arguments[0]));
- return CYMakeType(context, type);
-} CYCatch }
-
-static JSValueRef Type_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
- Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(object)));
-
- sig::Type type;
-
- if (JSStringIsEqualToUTF8CString(property, "$cyi")) {
- type.primitive = sig::pointer_P;
- type.data.data.size = 0;
- } else {
- CYPool pool;
- size_t index(CYGetIndex(pool, context, property));
- if (index == _not(size_t))
- return NULL;
- type.primitive = sig::array_P;
- type.data.data.size = index;
- }
-
- type.name = NULL;
- type.flags = 0;
-
- type.data.data.type = internal->type_;
-
- return CYMakeType(context, &type);
-} CYCatch }
-
-static JSValueRef Type_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
- Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(object)));
-
- if (count != 1)
- throw CYJSError(context, "incorrect number of arguments to type cast function");
- sig::Type *type(internal->type_);
- ffi_type *ffi(internal->GetFFI());
- // XXX: alignment?
- uint8_t value[ffi->size];
- CYPool pool;
- CYPoolFFI(pool, context, type, ffi, value, arguments[0]);
- return CYFromFFI(context, type, ffi, value);
-} CYCatch }
-
-static JSObjectRef Type_callAsConstructor(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
- if (count != 0)
- throw CYJSError(context, "incorrect number of arguments to type cast function");
- Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(object)));
-
- sig::Type *type(internal->type_);
- size_t size;
-
- if (type->primitive != sig::array_P)
- size = 0;
- else {
- size = type->data.data.size;
- type = type->data.data.type;
- }
-
- void *value(malloc(internal->GetFFI()->size));
- return CYMakePointer(context, value, type, NULL, NULL);
-} CYCatch }
-
-static JSObjectRef Functor_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
- if (count != 2)
- throw CYJSError(context, "incorrect number of arguments to Functor constructor");
- CYPool pool;
- const char *type(CYPoolCString(pool, context, arguments[1]));
- return CYMakeFunctor(context, arguments[0], type);
-} CYCatch }
-
-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 Type_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
- Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(_this)));
- CYPool pool;
- const char *type(sig::Unparse(pool, internal->type_));
- return CYCastJSValue(context, CYJSString(type));
-} CYCatch }
-
-static JSValueRef Type_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
- Type_privateData *internal(reinterpret_cast<Type_privateData *>(JSObjectGetPrivate(_this)));
- CYPool pool;
- const char *type(sig::Unparse(pool, internal->type_));
- size_t size(strlen(type));
- char *cyon(new(pool) char[12 + size + 1]);
- memcpy(cyon, "new Type(\"", 10);
- cyon[12 + size] = '\0';
- cyon[12 + size - 2] = '"';
- cyon[12 + size - 1] = ')';
- memcpy(cyon + 10, type, size);
- return CYCastJSValue(context, CYJSString(cyon));
-} CYCatch }
-
-static JSValueRef Type_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
- return Type_callAsFunction_toString(context, object, _this, count, arguments, exception);
-}
-
-static JSStaticValue Pointer_staticValues[2] = {
- {"$cyi", &Pointer_getProperty_$cyi, &Pointer_setProperty_$cyi, kJSPropertyAttributeDontEnum | 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 Struct_staticFunctions[2] = {
- {"$cya", &Struct_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
- {NULL, NULL, 0}
-};
-
-static JSStaticFunction Functor_staticFunctions[4] = {
- {"toCYON", &CYValue_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
- {"toJSON", &CYValue_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
- {"valueOf", &CYValue_callAsFunction_valueOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
- {NULL, NULL, 0}
-};
-
-namespace cy {
- JSStaticFunction const * const Functor::StaticFunctions = Functor_staticFunctions;
+_visible bool CYStartsWith(const CYUTF8String &haystack, const CYUTF8String &needle) {
+ return haystack.size >= needle.size && strncmp(haystack.data, needle.data, needle.size) == 0;
}
-static JSStaticFunction Type_staticFunctions[4] = {
- {"toCYON", &Type_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
- {"toJSON", &Type_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
- {"toString", &Type_callAsFunction_toString, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
- {NULL, NULL, 0}
-};
-
-static JSObjectRef (*JSObjectMakeArray$)(JSContextRef, size_t, const JSValueRef[], JSValueRef *);
-
-void CYSetArgs(int argc, const char *argv[]) {
- JSContextRef context(CYGetJSContext());
- JSValueRef args[argc];
- for (int i(0); i != argc; ++i)
- args[i] = CYCastJSValue(context, argv[i]);
+CYUTF8String CYPoolCode(CYPool &pool, std::streambuf &stream) {
+ CYLocalPool local;
+ CYDriver driver(local, stream);
+ _assert(!driver.Parse());
+ _assert(driver.errors_.empty());
- JSObjectRef array;
- if (JSObjectMakeArray$ != NULL) {
- JSValueRef exception(NULL);
- array = (*JSObjectMakeArray$)(context, argc, args, &exception);
- CYThrow(context, exception);
- } else {
- JSValueRef value(CYCallAsFunction(context, Array_, NULL, argc, args));
- array = CYCastJSObject(context, value);
- }
-
- CYSetProperty(context, System_, CYJSString("args"), array);
-}
+ CYOptions options;
+ CYContext context(options);
+ driver.script_->Replace(context);
-JSObjectRef CYGetGlobalObject(JSContextRef context) {
- return JSContextGetGlobalObject(context);
+ std::stringbuf str;
+ CYOutput out(str, options);
+ out << *driver.script_;
+ return $pool.strdup(str.str().c_str());
}
-const char *CYExecute(apr_pool_t *pool, const char *code) {
- JSContextRef context(CYGetJSContext());
- JSValueRef exception(NULL), result;
-
- void *handle;
- if (hooks_ != NULL && hooks_->ExecuteStart != NULL)
- handle = (*hooks_->ExecuteStart)(context);
- else
- handle = NULL;
-
- const char *json;
-
- try {
- result = JSEvaluateScript(context, CYJSString(code), NULL, NULL, 0, &exception);
- } catch (const char *error) {
- return error;
- }
-
- if (exception != NULL) { error:
- result = exception;
- exception = NULL;
- }
-
- if (JSValueIsUndefined(context, result))
- return NULL;
-
- try {
- json = CYPoolCCYON(pool, context, result, &exception);
- } catch (const char *error) {
- return error;
- }
-
- if (exception != NULL)
- goto error;
-
- CYSetProperty(context, CYGetGlobalObject(context), Result_, result);
-
- if (hooks_ != NULL && hooks_->ExecuteEnd != NULL)
- (*hooks_->ExecuteEnd)(context, handle);
- return json;
+CYPool &CYGetGlobalPool() {
+ static CYPool pool;
+ return pool;
}
-static apr_pool_t *Pool_;
-
-static bool initialized_;
-
-void CYInitialize() {
- if (!initialized_)
- initialized_ = true;
- else return;
-
- _aprcall(apr_initialize());
- _aprcall(apr_pool_create(&Pool_, NULL));
- _sqlcall(sqlite3_open("/usr/lib/libcycript.db", &Bridge_));
-
- JSObjectMakeArray$ = reinterpret_cast<JSObjectRef (*)(JSContextRef, size_t, const JSValueRef[], JSValueRef *)>(dlsym(RTLD_DEFAULT, "JSObjectMakeArray"));
-}
-
-apr_pool_t *CYGetGlobalPool() {
- CYInitialize();
- return Pool_;
-}
-
-void CYThrow(JSContextRef context, JSValueRef value) {
- if (value != NULL)
- throw CYJSError(context, value);
-}
-
-const char *CYJSError::PoolCString(apr_pool_t *pool) const {
- return CYPoolCString(pool, context_, value_);
-}
-
-JSValueRef CYJSError::CastJSValue(JSContextRef context) const {
- // XXX: what if the context is different?
- return value_;
-}
-
-void CYThrow(const char *format, ...) {
+_visible void CYThrow(const char *format, ...) {
va_list args;
- va_start (args, format);
+ va_start(args, format);
throw CYPoolError(format, args);
// XXX: does this matter? :(
- va_end (args);
-}
-
-const char *CYPoolError::PoolCString(apr_pool_t *pool) const {
- return apr_pstrdup(pool, message_);
-}
-
-CYPoolError::CYPoolError(const char *format, ...) {
- va_list args;
- va_start (args, format);
- message_ = apr_pvsprintf(pool_, format, args);
- va_end (args);
+ va_end(args);
}
-CYPoolError::CYPoolError(const char *format, va_list args) {
- message_ = apr_pvsprintf(pool_, format, args);
+const char *CYPoolError::PoolCString(CYPool &pool) const {
+ return pool.strdup(message_);
}
-JSValueRef CYPoolError::CastJSValue(JSContextRef context) const {
- return CYCastJSValue(context, message_);
+CYPoolError::CYPoolError(const CYPoolError &rhs) :
+ message_(pool_.strdup(rhs.message_))
+{
}
-CYJSError::CYJSError(JSContextRef context, const char *format, ...) {
- if (context == NULL)
- context = CYGetJSContext();
-
- CYPool pool;
-
+CYPoolError::CYPoolError(const char *format, ...) {
va_list args;
- va_start (args, format);
- const char *message(apr_pvsprintf(pool, format, args));
- va_end (args);
-
- JSValueRef arguments[1] = {CYCastJSValue(context, CYJSString(message))};
-
- JSValueRef exception(NULL);
- value_ = JSObjectCallAsConstructor(context, Error_, 1, arguments, &exception);
- CYThrow(context, exception);
+ va_start(args, format);
+ // XXX: there might be a beter way to think about this
+ message_ = pool_.vsprintf(64, format, args);
+ va_end(args);
}
-JSGlobalContextRef CYGetJSContext() {
- CYInitialize();
-
- if (Context_ == NULL) {
- JSClassDefinition definition;
-
- definition = kJSClassDefinitionEmpty;
- definition.className = "Functor";
- definition.staticFunctions = cy::Functor::StaticFunctions;
- definition.callAsFunction = &Functor_callAsFunction;
- definition.finalize = &CYFinalize;
- Functor_ = JSClassCreate(&definition);
-
- definition = kJSClassDefinitionEmpty;
- definition.className = "Pointer";
- definition.staticValues = Pointer_staticValues;
- definition.staticFunctions = Pointer_staticFunctions;
- definition.getProperty = &Pointer_getProperty;
- definition.setProperty = &Pointer_setProperty;
- definition.finalize = &CYFinalize;
- Pointer_ = JSClassCreate(&definition);
-
- definition = kJSClassDefinitionEmpty;
- definition.className = "Struct";
- definition.staticFunctions = Struct_staticFunctions;
- definition.getProperty = &Struct_getProperty;
- definition.setProperty = &Struct_setProperty;
- definition.getPropertyNames = &Struct_getPropertyNames;
- definition.finalize = &CYFinalize;
- Struct_ = JSClassCreate(&definition);
-
- definition = kJSClassDefinitionEmpty;
- definition.className = "Type";
- definition.staticFunctions = Type_staticFunctions;
- definition.getProperty = &Type_getProperty;
- definition.callAsFunction = &Type_callAsFunction;
- definition.callAsConstructor = &Type_callAsConstructor;
- definition.finalize = &CYFinalize;
- Type_privateData::Class_ = 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));
-
- Array_ = CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Array")));
- JSValueProtect(context, Array_);
-
- Error_ = CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Error")));
- JSValueProtect(context, Error_);
-
- Function_ = CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Function")));
- JSValueProtect(context, Function_);
-
- String_ = CYCastJSObject(context, CYGetProperty(context, global, CYJSString("String")));
- JSValueProtect(context, String_);
-
- length_ = JSStringCreateWithUTF8CString("length");
- message_ = JSStringCreateWithUTF8CString("message");
- name_ = JSStringCreateWithUTF8CString("name");
- prototype_ = JSStringCreateWithUTF8CString("prototype");
- toCYON_ = JSStringCreateWithUTF8CString("toCYON");
- toJSON_ = JSStringCreateWithUTF8CString("toJSON");
-
- JSObjectRef Object(CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Object"))));
- Object_prototype_ = CYCastJSObject(context, CYGetProperty(context, Object, prototype_));
- JSValueProtect(context, Object_prototype_);
-
- Array_prototype_ = CYCastJSObject(context, CYGetProperty(context, Array_, prototype_));
- Array_pop_ = CYCastJSObject(context, CYGetProperty(context, Array_prototype_, CYJSString("pop")));
- Array_push_ = CYCastJSObject(context, CYGetProperty(context, Array_prototype_, CYJSString("push")));
- Array_splice_ = CYCastJSObject(context, CYGetProperty(context, Array_prototype_, CYJSString("splice")));
-
- CYSetProperty(context, Array_prototype_, toCYON_, JSObjectMakeFunctionWithCallback(context, toCYON_, &Array_callAsFunction_toCYON), kJSPropertyAttributeDontEnum);
-
- JSValueProtect(context, Array_prototype_);
- JSValueProtect(context, Array_pop_);
- JSValueProtect(context, Array_push_);
- JSValueProtect(context, Array_splice_);
-
- JSObjectRef Functor(JSObjectMakeConstructor(context, Functor_, &Functor_new));
-
- Function_prototype_ = (JSObjectRef) CYGetProperty(context, Function_, prototype_);
- JSValueProtect(context, Function_prototype_);
-
- JSObjectSetPrototype(context, (JSObjectRef) CYGetProperty(context, Functor, prototype_), Function_prototype_);
-
- CYSetProperty(context, global, CYJSString("Functor"), Functor);
- CYSetProperty(context, global, CYJSString("Pointer"), JSObjectMakeConstructor(context, Pointer_, &Pointer_new));
- CYSetProperty(context, global, CYJSString("Type"), JSObjectMakeConstructor(context, Type_privateData::Class_, &Type_new));
-
- JSObjectRef cycript(JSObjectMake(context, NULL, NULL));
- CYSetProperty(context, global, CYJSString("Cycript"), cycript);
- CYSetProperty(context, cycript, CYJSString("gc"), JSObjectMakeFunctionWithCallback(context, CYJSString("gc"), &Cycript_gc_callAsFunction));
-
- CYSetProperty(context, global, CYJSString("$cyq"), JSObjectMakeFunctionWithCallback(context, CYJSString("$cyq"), &$cyq));
-
- System_ = JSObjectMake(context, NULL, NULL);
- JSValueProtect(context, System_);
-
- 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("_");
-
- if (hooks_ != NULL && hooks_->SetupContext != NULL)
- (*hooks_->SetupContext)(context);
- }
-
- return Context_;
+CYPoolError::CYPoolError(const char *format, va_list args) {
+ // XXX: there might be a beter way to think about this
+ message_ = pool_.vsprintf(64, format, args);
}
projects / cycript.git / blobdiff