usr/src/cmd/sgs/elfwrap/common/_elfwrap.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 /*
  23  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #ifndef __ELFWRAP_H
  28 #define __ELFWRAP_H
  29
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31
  32 /*
  33  * Local include file for elfwrap.
  34  */
  35 #include <libelf.h>
  36 #include <alist.h>
  37 #include <_machelf.h>
  38
  39 /*
  40  * Define a target descriptor to hold target specific information.
  41  */
  42 typedef struct {
  43         uchar_t         td_class;       /* target class (32-bit/64-bit) */
  44         uchar_t         td_data;        /* target data (LSB/MSB) */
  45         ushort_t        td_mach;        /* target machine (sparc, i386, etc.) */
  46         size_t          td_align;       /* target data buffer alignment */
  47         size_t          td_symsz;       /* target symbol table entry size */
  48 } TargDesc_t;
  49
  50 /*
  51  * Define a descriptor for each ELF section being output to the new file.
  52  */
  53 typedef struct {
  54         const char      *os_name;       /* section name */
  55         Word            os_type;        /* section type */
  56         Xword           os_flags;       /* section flags */
  57         size_t          os_ndx;         /* section index (input file) */
  58         off_t           os_size;        /* section size (input file) */
  59         void            *os_addr;       /* section address (input file) */
  60         Shdr            *os_shdr;       /* section header (output file) */
  61         Elf_Data        *os_data;       /* section data (output file) */
  62 } OutSec_t;
  63
  64 #define AL_CNT_WOSECS   10              /* default number of input sections */
  65
  66 /*
  67  * Define a standard section descriptor.
  68  */
  69 typedef struct {
  70         const char      *ss_name;       /* section name */
  71         Word            ss_type;        /* section type */
  72         Xword           ss_flags;       /* section flags */
  73 } StdSec_t;
  74
  75 /*
  76  * Define a descriptor to maintain section information.
  77  */
  78 typedef struct {
  79         Alist           *od_outsecs;    /* list of output sections */
  80         size_t          od_symtabno;    /* number of symbol table entries */
  81         size_t          od_strtabsz;    /* string table size */
  82         size_t          od_shstrtabsz;  /* section header string table size */
  83 } ObjDesc_t;
  84
  85 /*
  86  * Define all external interfaces.
  87  */
  88 extern  int     input32(int, char **, const char *, const char *, ObjDesc_t *);
  89 extern  int     input64(int, char **, const char *, const char *, ObjDesc_t *);
  90 extern  int     output32(const char *, int, const char *, ushort_t,
  91                     ObjDesc_t *);
  92 extern  int     output64(const char *, int, const char *, ushort_t,
  93                     ObjDesc_t *);
  94
  95 #if     defined(lint)
  96 extern  void    target_init(TargDesc_t *);
  97 #else
  98 extern  void    target_init_sparc(TargDesc_t *);
  99 extern  void    target_init_sparcv9(TargDesc_t *);
 100 extern  void    target_init_i386(TargDesc_t *);
 101 extern  void    target_init_amd64(TargDesc_t *);
 102 #endif
 103
 104 #ifdef  __cplusplus
 105 extern "C" {
 106 #endif
 107
 108 #ifdef  __cplusplus
 109 }
 110 #endif
 111
 112 #endif  /* __ELFWRAP_H */