imgact_elf.h

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    1 /*-
    2  * Copyright (c) 1995-1996 Søren Schmidt
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer
   10  *    in this position and unchanged.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  * 3. The name of the author may not be used to endorse or promote products
   15  *    derived from this software withough specific prior written permission
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   27  *
   28  * $FreeBSD$
   29  */
   30 
   31 #ifndef _SYS_IMGACT_ELF_H_
   32 #define _SYS_IMGACT_ELF_H_
   33 
   34 #include <machine/elf.h>
   35 
   36 #ifdef KERNEL
   37 
   38 #define AUXARGS_ENTRY(pos, id, val) {suword(pos++, id); suword(pos++, val);}
   39 
   40 #if ELF_TARG_CLASS == ELFCLASS32
   41 
   42 /*
   43  * Structure used to pass infomation from the loader to the
   44  * stack fixup routine.
   45  */
   46 typedef struct {
   47         Elf32_Sword     execfd;
   48         Elf32_Word      phdr;
   49         Elf32_Word      phent;
   50         Elf32_Word      phnum;
   51         Elf32_Word      pagesz;
   52         Elf32_Word      base;
   53         Elf32_Word      flags;
   54         Elf32_Word      entry;
   55         Elf32_Word      trace;
   56 } Elf32_Auxargs;
   57 
   58 typedef struct {
   59         char *brand;
   60         char *emul_path;
   61         char *interp_path;
   62         struct sysentvec *sysvec;
   63 } Elf32_Brandinfo;
   64 
   65 #define MAX_BRANDS      8
   66 
   67 int     elf_brand_inuse        __P((Elf32_Brandinfo *entry));
   68 int     elf_insert_brand_entry __P((Elf32_Brandinfo *entry));
   69 int     elf_remove_brand_entry __P((Elf32_Brandinfo *entry));
   70 
   71 #else /* !(ELF_TARG_CLASS == ELFCLASS32) */
   72 
   73 /*
   74  * Structure used to pass infomation from the loader to the
   75  * stack fixup routine.
   76  */
   77 typedef struct {
   78         Elf64_Sword     execfd;
   79         Elf64_Addr      phdr;
   80         Elf64_Word      phent;
   81         Elf64_Word      phnum;
   82         Elf64_Word      pagesz;
   83         Elf64_Addr      base;
   84         Elf64_Word      flags;
   85         Elf64_Addr      entry;
   86         Elf64_Word      trace;
   87 } Elf64_Auxargs;
   88 
   89 typedef struct {
   90         char *brand;
   91         char *emul_path;
   92         char *interp_path;
   93         struct sysentvec *sysvec;
   94 } Elf64_Brandinfo;
   95 
   96 #define MAX_BRANDS      8
   97 
   98 int     elf_brand_inuse        __P((Elf64_Brandinfo *entry));
   99 int     elf_insert_brand_entry __P((Elf64_Brandinfo *entry));
  100 int     elf_remove_brand_entry __P((Elf64_Brandinfo *entry));
  101 
  102 #endif /* ELF_TARG_CLASS == ELFCLASS32 */
  103 
  104 struct proc;
  105 
  106 int     elf_coredump __P((struct proc *, struct vnode *, off_t));
  107 
  108 #endif /* KERNEL */
  109 
  110 #endif /* !_SYS_IMGACT_ELF_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/sys/imgact_elf.h

FreeBSD/Linux Kernel Cross Reference
sys/sys/imgact_elf.h