/* Cycript - Optimizing JavaScript Compiler/Runtime
- * Copyright (C) 2009-2012 Jay Freeman (saurik)
+ * Copyright (C) 2009-2015 Jay Freeman (saurik)
*/
-/* GNU Lesser General Public License, Version 3 {{{ */
+/* GNU Affero General Public License, Version 3 {{{ */
/*
- * Cycript is free software: you can redistribute it and/or modify it under
- * the terms of the GNU Lesser General Public License as published by the
- * Free Software Foundation, either version 3 of the License, or (at your
- * option) any later version.
- *
- * Cycript is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
- * License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with Cycript. If not, see <http://www.gnu.org/licenses/>.
+ * 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 <dlfcn.h>
-#include <iconv.h>
-
#include "cycript.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 "Code.hpp"
+#include "ConvertUTF.h"
+#include "Driver.hpp"
#include "Error.hpp"
-#include "String.hpp"
#include "Execute.hpp"
-#include "JavaScript.hpp"
-
-/* C Strings {{{ */
-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);
-}
-
-#ifdef __GLIBC__
-#define UCS_2_INTERNAL "UCS-2"
-#else
-#define UCS_2_INTERNAL "UCS-2-INTERNAL"
-#endif
-
-CYUTF8String CYPoolUTF8String(apr_pool_t *pool, CYUTF16String utf16) {
- _assert(pool != NULL);
-
- const char *in(reinterpret_cast<const char *>(utf16.data));
+#include "Pooling.hpp"
+#include "String.hpp"
+#include "Syntax.hpp"
- iconv_t conversion(_syscall(iconv_open("UTF-8", UCS_2_INTERNAL)));
+template <>
+::pthread_key_t CYLocal<CYPool>::key_ = Key_();
+/* C Strings {{{ */
+CYUTF8String CYPoolUTF8String(CYPool &pool, CYUTF16String utf16) {
// XXX: this is wrong
size_t size(utf16.size * 5);
- 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));
+ char *temp(new(pool) char[size]);
- *out = '\0';
- utf8.size = out - utf8.data;
+ 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);
- _syscall(iconv_close(conversion));
-
- return utf8;
+ *rhs = 0;
+ return CYUTF8String(temp, reinterpret_cast<char *>(rhs) - temp);
}
-CYUTF16String CYPoolUTF16String(apr_pool_t *pool, CYUTF8String utf8) {
- _assert(pool != NULL);
-
- const char *in(utf8.data);
-
- iconv_t conversion(_syscall(iconv_open(UCS_2_INTERNAL, "UTF-8")));
-
+CYUTF16String CYPoolUTF16String(CYPool &pool, CYUTF8String utf8) {
// XXX: this is wrong
size_t size(utf8.size * 5);
uint16_t *temp(new (pool) uint16_t[size]);
- CYUTF16String utf16(temp, size * 2);
- char *out(reinterpret_cast<char *>(temp));
-
- size = utf8.size;
- _syscall(iconv_(&iconv, conversion, const_cast<char **>(&in), &size, &out, &utf16.size));
-
- utf16.size = reinterpret_cast<uint16_t *>(out) - utf16.data;
- temp[utf16.size] = 0;
- _syscall(iconv_close(conversion));
+ 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);
- return utf16;
+ *rhs = 0;
+ return CYUTF16String(temp, rhs - temp);
}
/* }}} */
/* Index Offsets {{{ */
}
/* }}} */
/* 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;
-
- bool single(quot > 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;
+
+ 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 "awesome", 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);
return CYCastDouble(value, strlen(value));
}
-size_t CYArrayLength(JSContextRef context, JSObjectRef array) {
- return CYCastDouble(context, CYGetProperty(context, array, length_s));
-}
-
-JSValueRef CYArrayGet(JSContextRef context, JSObjectRef array, size_t index) {
- JSValueRef exception(NULL);
- JSValueRef value(JSObjectGetPropertyAtIndex(context, array, index, &exception));
- CYThrow(context, exception);
- return value;
+_visible bool CYStartsWith(const CYUTF8String &haystack, const CYUTF8String &needle) {
+ return haystack.size >= needle.size && strncmp(haystack.data, needle.data, needle.size) == 0;
}
-void CYArrayPush(JSContextRef context, JSObjectRef array, JSValueRef value) {
- JSValueRef exception(NULL);
- JSValueRef arguments[1];
- arguments[0] = value;
- JSObjectRef Array(CYGetCachedObject(context, CYJSString("Array_prototype")));
- JSObjectCallAsFunction(context, CYCastJSObject(context, CYGetProperty(context, Array, push_s)), array, 1, arguments, &exception);
- CYThrow(context, exception);
-}
-
-extern "C" void CydgetPoolParse(apr_pool_t *remote, const uint16_t **data, size_t *size) {
+CYUTF8String CYPoolCode(CYPool &pool, std::streambuf &stream) {
CYLocalPool local;
-
- CYDriver driver;
- cy::parser parser(driver);
-
- CYUTF8String utf8(CYPoolUTF8String(local, CYUTF16String(*data, *size)));
-
- driver.data_ = utf8.data;
- driver.size_ = utf8.size;
-
- if (parser.parse() != 0 || !driver.errors_.empty())
- return;
+ CYDriver driver(local, stream);
+ _assert(!driver.Parse());
+ _assert(driver.errors_.empty());
CYOptions options;
CYContext context(options);
- driver.program_->Replace(context);
- std::ostringstream str;
- CYOutput out(str, options);
- out << *driver.program_;
- std::string code(str.str());
-
- CYUTF16String utf16(CYPoolUTF16String(remote, CYUTF8String(code.c_str(), code.size())));
+ driver.script_->Replace(context);
- *data = utf16.data;
- *size = utf16.size;
+ std::stringbuf str;
+ CYOutput out(str, options);
+ out << *driver.script_;
+ return $pool.strdup(str.str().c_str());
}
-static apr_pool_t *Pool_;
-
-static bool initialized_;
-
-void CYInitializeStatic() {
- if (!initialized_)
- initialized_ = true;
- else return;
-
- _aprcall(apr_initialize());
- _aprcall(apr_pool_create(&Pool_, NULL));
+CYUTF8String CYPoolCode(CYPool &pool, CYUTF8String code) {
+ CYStream stream(code.data, code.data + code.size);
+ return CYPoolCode(pool, stream);
}
-apr_pool_t *CYGetGlobalPool() {
- CYInitializeStatic();
- return Pool_;
+CYPool &CYGetGlobalPool() {
+ static CYPool pool;
+ return pool;
}
-void CYThrow(const char *format, ...) {
+_visible void CYThrow(const char *format, ...) {
va_list args;
va_start(args, format);
throw CYPoolError(format, args);
va_end(args);
}
-const char *CYPoolError::PoolCString(apr_pool_t *pool) const {
- return apr_pstrdup(pool, message_);
+const char *CYPoolError::PoolCString(CYPool &pool) const {
+ return pool.strdup(message_);
+}
+
+CYPoolError::CYPoolError(const CYPoolError &rhs) :
+ message_(pool_.strdup(rhs.message_))
+{
}
CYPoolError::CYPoolError(const char *format, ...) {
va_list args;
va_start(args, format);
- message_ = apr_pvsprintf(pool_, format, args);
+ // XXX: there might be a beter way to think about this
+ message_ = pool_.vsprintf(64, format, args);
va_end(args);
}
CYPoolError::CYPoolError(const char *format, va_list args) {
- message_ = apr_pvsprintf(pool_, format, args);
+ // XXX: there might be a beter way to think about this
+ message_ = pool_.vsprintf(64, format, args);
}
projects / cycript.git / blobdiff