X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/07db5f4d390f6a685f2754a072a1bc99735cd09b..8f41509fd52c574f447fe0e40555530de3fda431:/Library.cpp?ds=sidebyside

diff --git a/Library.cpp b/Library.cpp
index 881506d..816dab6 100644
--- a/Library.cpp
+++ b/Library.cpp
@@ -1,26 +1,25 @@
 /* Cycript - Optimizing JavaScript Compiler/Runtime
- * Copyright (C) 2009-2010  Jay Freeman (saurik)
+ * Copyright (C) 2009-2013  Jay Freeman (saurik)
 */
 
-/* GNU Lesser General Public License, Version 3 {{{ */
+/* GNU 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 free software: you can redistribute it and/or modify
+ * it under the terms of the GNU 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.
+ * 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 General Public License for more details.
  *
- * You should have received a copy of the GNU Lesser General Public License
+ * You should have received a copy of the GNU General Public License
  * along with Cycript.  If not, see <http://www.gnu.org/licenses/>.
 **/
 /* }}} */
 
 #include <dlfcn.h>
-#include <iconv.h>
 
 #include "cycript.hpp"
 
@@ -29,78 +28,47 @@
 #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 "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);
+#include "Parser.hpp"
+#include "String.hpp"
 
-    const char *in(reinterpret_cast<const char *>(utf16.data));
+#include "Cycript.tab.hh"
+#include "Driver.hpp"
 
-    iconv_t conversion(_syscall(iconv_open("UTF-8", UCS_2_INTERNAL)));
+#include "ConvertUTF.h"
 
+/* 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));
-
-    *out = '\0';
-    utf8.size = out - utf8.data;
+    char *temp(new(pool) char[size]);
 
-    _syscall(iconv_close(conversion));
+    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);
 
-    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 {{{ */
@@ -223,70 +191,27 @@ double CYCastDouble(const char *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;
-}
-
-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::istream &stream) {
     CYLocalPool local;
+    CYDriver driver(stream);
 
-    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;
+    _assert(parser.parse() == 0);
+    _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())));
-
-    *data = utf16.data;
-    *size = utf16.size;
+    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));
-}
-
-apr_pool_t *CYGetGlobalPool() {
-    CYInitializeStatic();
-    return Pool_;
+CYPool &CYGetGlobalPool() {
+    static CYPool pool;
+    return pool;
 }
 
 void CYThrow(const char *format, ...) {
@@ -297,17 +222,24 @@ void CYThrow(const char *format, ...) {
     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);
 }