/* -*-C++-*-    $NetBSD: load_coff.h,v 1.4 2008/04/28 20:23:20 martin Exp $     */

/*-
* Copyright (c) 2001 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by UCHIYAMA Yasushi.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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 _HPCBOOT_LOAD_COFF_H_
#define _HPCBOOT_LOAD_COFF_H_

#include <exec_coff.h>

#define FILHSZ  (sizeof(struct coff_filehdr))
#define SCNHSZ  (sizeof(struct coff_scnhdr))

#define N_TXTOFF(f, a)                                                  \
       ((a)->a_vstamp < 23 ?                                           \
       ((FILHSZ +(f)->f_opthdr +(f)->f_nscns * SCNHSZ + 7) & ~7) :     \
       ((FILHSZ +(f)->f_opthdr +(f)->f_nscns * SCNHSZ + 15) & ~15))

class CoffLoader : public Loader {
private:
       struct coff_exechdr _eh;
       struct coff_filehdr *_fh;
       struct coff_aouthdr *_ah;

       BOOL read_header(void);
       struct PageTag *load_page(vaddr_t, off_t, size_t, struct PageTag *);

public:
       CoffLoader(Console *&, MemoryManager *&);
       virtual ~CoffLoader(void);

       BOOL setFile(File *&);
       size_t memorySize(void);
       BOOL load(void);
       kaddr_t jumpAddr(void);
};

#endif //_HPCBOOT_LOAD_COFF_H_