--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/objwriter.h Fri Jan 10 16:11:49 2014 +0200
@@ -0,0 +1,128 @@
+/*
+ * botc source code
+ * Copyright (C) 2012 Santeri `Dusk` Piippo
+ * All rights reserved.
+ *
+ * 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. Neither the name of the developer nor the names of its contributors may
+ * be used to endorse or promote products derived from this software without
+ * specific prior written permission.
+ * 4. Redistributions in any form must be accompanied by information on how to
+ * obtain complete source code for the software and any accompanying
+ * software that uses the software. The source code must either be included
+ * in the distribution or be available for no more than the cost of
+ * distribution plus a nominal fee, and must be freely redistributable
+ * under reasonable conditions. For an executable file, complete source
+ * code means the source code for all modules it contains. It does not
+ * include source code for modules or files that typically accompany the
+ * major components of the operating system on which the executable file
+ * runs.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT HOLDER OR CONTRIBUTORS 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.
+ */
+
+#ifndef __OBJWRITER_H__
+#define __OBJWRITER_H__
+
+#include <stdio.h>
+#include <typeinfo>
+#include <string.h>
+#include "common.h"
+#include "str.h"
+#include "databuffer.h"
+
+class ObjWriter {
+public:
+ // ====================================================================
+ // MEMBERS
+
+ // Pointer to the file we're writing to
+ FILE* fp;
+
+ // Path to the file we're writing to
+ str filepath;
+
+ // The main buffer - the contents of this is what we
+ // write to file after parsing is complete
+ DataBuffer* MainBuffer;
+
+ // onenter buffer - the contents of the onenter{} block
+ // is buffered here and is merged further at the end of state
+ DataBuffer* OnEnterBuffer;
+
+ // Mainloop buffer - the contents of the mainloop{} block
+ // is buffered here and is merged further at the end of state
+ DataBuffer* MainLoopBuffer;
+
+ // Switch buffer - switch case data is recorded to this
+ // buffer initially, instead of into main buffer.
+ DataBuffer* SwitchBuffer;
+
+ // How many bytes have we written to file?
+ unsigned int numWrittenBytes;
+
+ // How many references did we resolve in the main buffer?
+ unsigned int numWrittenReferences;
+
+ // ====================================================================
+ // METHODS
+ ObjWriter (str path);
+ void WriteString (char* s);
+ void WriteString (const char* s);
+ void WriteString (str s);
+ void WriteBuffer (DataBuffer* buf);
+ void WriteBuffers ();
+ void WriteStringTable ();
+ void WriteToFile ();
+ DataBuffer* GetCurrentBuffer ();
+
+ unsigned int AddMark (str name);
+ unsigned int FindMark (str name);
+ unsigned int AddReference (unsigned int mark);
+ void MoveMark (unsigned int mark);
+ void OffsetMark (unsigned int mark, int offset);
+ void DeleteMark (unsigned int mark);
+ template <class T> void DoWrite (const char* func, T stuff) {
+ GetCurrentBuffer ()->DoWrite (func, stuff);
+ }
+
+ // Default to word
+ void DoWrite (const char* func, word stuff) {
+ DoWrite<word> (func, stuff);
+ }
+
+ void DoWrite (const char* func, byte stuff) {
+ DoWrite<byte> (func, stuff);
+ }
+
+private:
+ // Write given data to file.
+ template <class T> void WriteDataToFile (T stuff) {
+ // One byte at a time
+ union_t<T> uni;
+ uni.val = stuff;
+ for (unsigned int x = 0; x < sizeof (T); x++) {
+ fwrite (&uni.b[x], 1, 1, fp);
+ numWrittenBytes++;
+ }
+ }
+};
+
+#endif // __OBJWRITER_H__
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