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/* $OpenBSD: exec.h,v 1.5 2002/03/14 01:27:07 millert Exp $ */
/*
* Copyright (c) 1998 Michael Shalayeff
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Michael Shalayeff.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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.
*/
#ifndef _SA_EXEC_H_
#define _SA_EXEC_H_
#define MAX_EXEC_NAME 8
#ifdef EXEC_AOUT
#include <sys/exec_aout.h>
#endif
#ifdef EXEC_ECOFF
#include <sys/exec_ecoff.h>
#endif
#ifdef EXEC_ELF
#include <sys/exec_elf.h>
#endif
#ifdef EXEC_SOM
#include <machine/som.h>
#endif
union x_header {
#ifdef EXEC_AOUT
struct exec x_aout;
#endif
#ifdef EXEC_ECOFF
struct ecoff_exechdr x_ecoff;
#endif
#ifdef EXEC_ELF
struct elfhdr x_elf;
#endif
#ifdef EXEC_SOM
struct som_filehdr x_som;
#endif
};
struct x_param;
struct x_sw {
char name[MAX_EXEC_NAME];
/* returns file position to lseek to */
int (*probe)(int, union x_header *);
/* zero on success */
int (*load)(int, struct x_param *);
int (*ldsym)(int, struct x_param *);
};
struct x_param {
union x_header *xp_hdr;
const struct x_sw *xp_execsw;
u_int xp_entry, xp_end;
struct { u_int addr, size, foff; } text, data, bss, sym, str;
};
extern const struct x_sw execsw[];
void machdep_exec(struct x_param *, int, void *);
int aout_probe(int, union x_header *);
int aout_load(int, struct x_param *);
int aout_ldsym(int, struct x_param *);
int elf_probe(int, union x_header *);
int elf_load(int, struct x_param *);
int elf_ldsym(int, struct x_param *);
int ecoff_probe(int, union x_header *);
int ecoff_load(int, struct x_param *);
int ecoff_ldsym(int, struct x_param *);
#endif /* _SA_EXEC_H_ */
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