Move lib/cycript to cycript0.9 to free up cycript.

[cycript.git] / Handler.mm

diff --git a/Handler.mm b/Handler.mm
index 238d0805de29e7dc15e5ee710449d34a8f536cb4..e9a89035d7b2270d2b63214c07537ee7cc00ced9 100644 (file)
--- a/Handler.mm
+++ b/Handler.mm
@@ -1,56 +1,45 @@
-/* Cycript - Remote Execution Server and Disassembler
- * Copyright (C) 2009  Jay Freeman (saurik)
+/* Cycript - Optimizing JavaScript Compiler/Runtime
+ * Copyright (C) 2009-2013  Jay Freeman (saurik)

 */
 
 */
 

-/* Modified BSD License {{{ */
+/* GNU 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:
+ * 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.

  *
  *

- * 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.
+ * 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.

  *
  *

- * 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.
-*/
+ * You should have received a copy of the GNU General Public License
+ * along with Cycript.  If not, see <http://www.gnu.org/licenses/>.
+**/

 /* }}} */
 
 /* }}} */
 

+#include <Foundation/Foundation.h>
+#include <pthread.h>
+#include <unistd.h>
+#include <sstream>
+
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <sys/un.h>
+

 #include "cycript.hpp"
 
 #include "cycript.hpp"
 

-#include "Pooling.hpp"
+#include "JavaScript.hpp"

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

+#include "Pooling.hpp"

 
 #include "Cycript.tab.hh"
 
 #include "Cycript.tab.hh"

-
-#include <Foundation/Foundation.h>
-#include <apr_thread_proc.h>
-#include <unistd.h>
-#include <sstream>
+#include "Driver.hpp"

 
 struct CYExecute_ {
 
 struct CYExecute_ {

-    apr_pool_t *pool_;
+    CYPool &pool_;

     const char * volatile data_;
 };
 
     const char * volatile data_;
 };
 


@@ -68,7 +57,7 @@ struct CYExecute_ {
     CYExecute_ *execute(reinterpret_cast<CYExecute_ *>([value pointerValue]));
     const char *data(execute->data_);
     execute->data_ = NULL;
     CYExecute_ *execute(reinterpret_cast<CYExecute_ *>([value pointerValue]));
     const char *data(execute->data_);
     execute->data_ = NULL;

-    execute->data_ = CYExecute(execute->pool_, data);
+    execute->data_ = CYExecute(CYGetJSContext(), execute->pool_, CYUTF8String(data));

 }
 
 @end
 }
 
 @end


@@ -77,7 +66,7 @@ struct CYClient :
     CYData
 {
     int socket_;
     CYData
 {
     int socket_;

-    apr_thread_t *thread_;
+    pthread_t thread_;

 
     CYClient(int socket) :
         socket_(socket)
 
     CYClient(int socket) :
         socket_(socket)


@@ -89,42 +78,42 @@ struct CYClient :
     }
 
     void Handle() {
     }
 
     void Handle() {

-        CYClient_ *client = [[CYClient_ alloc] init];
-        @try {
+        NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+        CYClient_ *client = [[[CYClient_ alloc] init] autorelease];
+
+        bool dispatch;
+        if (CFStringRef mode = CFRunLoopCopyCurrentMode(CFRunLoopGetMain())) {
+            dispatch = true;
+            CFRelease(mode);
+        } else
+            dispatch = false;

 
         for (;;) {
 
         for (;;) {

-            size_t size;
+            uint32_t size;

             if (!CYRecvAll(socket_, &size, sizeof(size)))
                 return;
 
             if (!CYRecvAll(socket_, &size, sizeof(size)))
                 return;
 

-            CYPool pool;
+            CYLocalPool pool;

             char *data(new(pool) char[size + 1]);
             if (!CYRecvAll(socket_, data, size))
                 return;
             data[size] = '\0';
 
             char *data(new(pool) char[size + 1]);
             if (!CYRecvAll(socket_, data, size))
                 return;
             data[size] = '\0';
 

-            CYDriver driver("");
-            cy::parser parser(driver);
-
-            driver.data_ = data;
-            driver.size_ = size;
-
-            const char *json;
-            if (parser.parse() != 0 || !driver.errors_.empty()) {
-                json = NULL;
-                size = _not(size_t);
-            } else {
-                CYContext context(driver.pool_);
-                driver.program_->Replace(context);
-                std::ostringstream str;
-                CYOutput out(str);
-                out << *driver.program_;
-                std::string code(str.str());
-                CYExecute_ execute = {pool, code.c_str()};
-                [client performSelectorOnMainThread:@selector(execute:) withObject:[NSValue valueWithPointer:&execute] waitUntilDone:YES];
-                json = execute.data_;
-                size = json == NULL ? _not(size_t) : strlen(json);
-            }
+            NSAutoreleasePool *ar = [[NSAutoreleasePool alloc] init];
+
+            std::string code(data, size);
+            CYExecute_ execute = {pool, code.c_str()};
+            NSValue *value([NSValue valueWithPointer:&execute]);
+            if (dispatch)
+                [client performSelectorOnMainThread:@selector(execute:) withObject:value waitUntilDone:YES];
+            else
+                [client execute:value];
+
+            const char *json(execute.data_);
+            size = json == NULL ? _not(uint32_t) : strlen(json);
+
+            [ar release];

 
             if (!CYSendAll(socket_, &size, sizeof(size)))
                 return;
 
             if (!CYSendAll(socket_, &size, sizeof(size)))
                 return;


@@ -133,22 +122,89 @@ struct CYClient :
                     return;
         }
 
                     return;
         }
 

-        } @finally {
-            [client release];
-        }
+        [pool release];

     }
 };
 
     }
 };
 

-static void * APR_THREAD_FUNC OnClient(apr_thread_t *thread, void *data) {
+static void *OnClient(void *data) {

     CYClient *client(reinterpret_cast<CYClient *>(data));
     client->Handle();
     delete client;
     return NULL;
 }
 
     CYClient *client(reinterpret_cast<CYClient *>(data));
     client->Handle();
     delete client;
     return NULL;
 }
 

-extern "C" void CYHandleClient(apr_pool_t *pool, int socket) {
-    CYClient *client(new(pool) CYClient(socket));
-    apr_threadattr_t *attr;
-    _aprcall(apr_threadattr_create(&attr, client->pool_));
-    _aprcall(apr_thread_create(&client->thread_, attr, &OnClient, client, client->pool_));
+extern "C" void CYHandleClient(int socket) {
+    // XXX: this leaks memory... really?
+    CYPool *pool(new CYPool());
+    CYClient *client(new(*pool) CYClient(socket));
+    _assert(pthread_create(&client->thread_, NULL, &OnClient, client) == 0);
+}
+
+extern "C" void CYHandleServer(pid_t pid, char *data, size_t size) {
+    CYInitializeDynamic();
+
+    int socket(_syscall(::socket(PF_UNIX, SOCK_STREAM, 0))); try {
+        struct sockaddr_un address;
+        memset(&address, 0, sizeof(address));
+        address.sun_family = AF_UNIX;
+        sprintf(address.sun_path, "/tmp/.s.cy.%u", pid);
+
+        _syscall(connect(socket, reinterpret_cast<sockaddr *>(&address), SUN_LEN(&address)));
+        CYHandleClient(socket);
+    } catch (const CYException &error) {
+        CYPool pool;
+        fprintf(stderr, "%s\n", error.PoolCString(pool));
+    }
+}
+
+struct CYServer {
+    pthread_t thread_;
+    uint16_t port_;
+    int socket_;
+
+    CYServer(uint16_t port) :
+        port_(port),
+        socket_(-1)
+    {
+    }
+
+    ~CYServer() {
+        if (socket_ != -1)
+            _syscall(close(socket_));
+    }
+
+    void Listen() {
+        socket_ = _syscall(::socket(PF_INET, SOCK_STREAM, 0)); try {
+            sockaddr_in address;
+            address.sin_family = AF_INET;
+            address.sin_addr.s_addr = INADDR_ANY;
+            address.sin_port = htons(port_);
+            _syscall(::bind(socket_, reinterpret_cast<sockaddr *>(&address), sizeof(address)));
+
+            _syscall(::listen(socket_, -1));
+
+            for (;;) {
+                socklen_t length(sizeof(address));
+                int socket(_syscall(::accept(socket_, reinterpret_cast<sockaddr *>(&address), &length)));
+                CYHandleClient(socket);
+            }
+        } catch (const CYException &error) {
+            CYPool pool;
+            fprintf(stderr, "%s\n", error.PoolCString(pool));
+        }
+    }
+};
+
+static void *OnServer(void *data) {
+    CYServer *server(reinterpret_cast<CYServer *>(data));
+    server->Listen();
+    delete server;
+    return NULL;
+}
+
+extern "C" void CYListenServer(short port) {
+    CYInitializeDynamic();
+
+    CYServer *server(new CYServer(port));
+    _assert(pthread_create(&server->thread_, NULL, &OnServer, server) == 0);

 }
 }