mcs.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 1988 AT&T
* All Rights Reserved
*
*
* Copyright 1999-2003 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _MCS_H
#define _MCS_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <unistd.h>
#include <libelf.h>
#include <ar.h>
#include <string.h>
#include <signal.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <memory.h>
#include <locale.h>
#include <sys/mman.h>
#include "sgs.h"
#include "gelf.h"
#define FORMAT "%-16s%-12ld%-6u%-6u%-8o%-10ld%-2s"
#define ROUNDUP(x) (((x) + 1) & ~1)
#define TMPDIR "/tmp"
#define DELETED -1 /* The section will be removed */
#define NULLED -2 /* The section will be nulled */
#define EXPANDED -3 /* The size of the section expanded */
#define SHRUNK -4 /* The section shrinked */
#define ACT_NOP 0x00000000
#define ACT_DELETE 0x00000001
#define ACT_PRINT 0x00000002
#define ACT_COMPRESS 0x00000003
#define ACT_APPEND 0x00000004
#define ACT_ZAP 0x00000005
#define SET_ACTION(x, y) x = (x & 0xfffffff0) | y
#define GET_ACTION(x) (x & 0x0000000f)
#define NOSEG 0x00000010
#define IN 0x00000020 /* section is IN a segment */
#define PRIOR 0x00000030 /* section is PRIOR to a segment */
#define AFTER 0x00000040 /* section is AFTER a segment */
#define SET_LOC(x, y) x = (x & 0xffffff0f) | y
#define GET_LOC(x) (x & 0x000000f0)
#define CANDIDATE 0x00000100
#define MOVING 0x00000200
#define MODIFIED 0x00000400
#define UNSET_CANDIDATE(x) x = x & ~CANDIDATE
#define SET_CANDIDATE(x) x = x | CANDIDATE
#define ISCANDIDATE(x) (x & CANDIDATE)
#define SET_MOVING(x) x = (x | MOVING)
#define GET_MOVING(x) (x & MOVING)
#define SET_MODIFIED(x) x = (x | MODIFIED)
#define GET_MODIFIED(x) (x & MODIFIED)
#define FAILURE 1
#define SUCCESS 0
#define DONT_BUILD 3 /* this code is used to prevent building a new file */
/* because mcs was given only -p */
#define MCS 1
#define STRIP 2
#define STR_STRIP "strip"
/*
* Structure to hold section information.
*/
typedef struct section_info_table {
/*
* Section information.
*/
Elf_Scn *scn; /* Section */
Elf_Data *data; /* Original data */
Elf_Data *mdata; /* Modified data */
char *name; /* Section name */
char *rel_name;
GElf_Shdr shdr;
GElf_Word secno; /* The new index */
GElf_Word osecno; /* The original index */
GElf_Word rel_scn_index;
GElf_Xword flags;
GElf_Xword rel_loc;
} section_info_table;
/*
* Structure to hold action information
*/
typedef struct action {
int a_action; /* Which action to take ? */
int a_cnt; /* Am I applied ? */
char *a_string; /* The string to be added. */
} action;
/*
* Structure to hold the section names specified.
*/
typedef struct s_name {
char *name;
struct s_name *next;
unsigned char flags;
} S_Name;
#define SECT_NAME sect_head->name
#define SNAME_FLG_STRNCMP 0x01 /* Use strncmp() instead of strcmp() */
/* for section name comparison. */
/*
* Structure to hold command information
*/
typedef struct cmd_info {
List sh_groups; /* List of SHT_GROUP sections */
int no_of_append;
int no_of_delete;
int no_of_nulled;
int no_of_compressed;
int no_of_moved;
size_t str_size; /* size of string to be appended */
int flags; /* Various flags */
} Cmd_Info;
#define MIGHT_CHG 0x0001
#define aFLAG 0x0002
#define cFLAG 0x0004
#define dFLAG 0x0008
#define lFLAG 0x0010
#define pFLAG 0x0020
#define xFLAG 0x0040
#define VFLAG 0x0080
#define zFLAG 0x0100
#define I_AM_STRIP 0x0200
#define SHF_GROUP_MOVE 0x0400 /* SHF_GROUP section moves */
#define SHF_GROUP_DEL 0x0800 /* SHF_GROUP section deleted */
#define CHK_OPT(_x, _y) (_x->flags & _y)
/*
* Segment Table
*/
typedef struct seg_table {
GElf_Off p_offset;
GElf_Xword p_memsz;
GElf_Xword p_filesz;
} Seg_Table;
/*
* Function prototypes.
*/
int apply_action(section_info_table *, char *, Cmd_Info *);
int each_file(char *, Cmd_Info *);
void error_message(int, ...);
void mcs_exit(int);
Listnode * list_appendc(List *, const void*);
int sectcmp(char *);
/*
* Error messages
*/
#define MALLOC_ERROR 0
#define USAGE_ERROR 1
#define ELFVER_ERROR 2
#define OPEN_ERROR 3
#define LIBELF_ERROR 4
#define OPEN_TEMP_ERROR 5
#define WRITE_ERROR 6
#define GETARHDR_ERROR 7
#define FILE_TYPE_ERROR 8
#define NOT_MANIPULATED_ERROR 9
#define WRN_MANIPULATED_ERROR 10
#define NO_SECT_TABLE_ERROR 11
#define READ_ERROR 12
#define READ_MANI_ERROR 13
#define WRITE_MANI_ERROR 14
#define LSEEK_MANI_ERROR 15
#define SYM_TAB_AR_ERROR 16
#define EXEC_AR_ERROR 17
#define READ_SYS_ERROR 18
#define OPEN_WRITE_ERROR 19
#define ACT_PRINT_ERROR 20
#define ACT_DELETE1_ERROR 21
#define ACT_DELETE2_ERROR 22
#define ACT_APPEND1_ERROR 23
#define ACT_APPEND2_ERROR 24
#define ACT_COMPRESS1_ERROR 25
#define ACT_COMPRESS2_ERROR 26
#define ACCESS_ERROR 27
#define WRITE_MANI_ERROR2 28
#define PLAIN_ERROR 0
#define LIBelf_ERROR 1
#define SYSTEM_ERROR 2
#ifdef __cplusplus
}
#endif
#endif /* _MCS_H */