path: root/dwarfdump/globals.h

/* 
  Copyright (C) 2000,2004,2005 Silicon Graphics, Inc.  All Rights Reserved.
  Portions Copyright (C) 2007-2010 David Anderson. All Rights Reserved.

  This program is free software; you can redistribute it and/or modify it
  under the terms of version 2 of the GNU General Public License as
  published by the Free Software Foundation.

  This program is distributed in the hope that it would be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

  Further, this software is distributed without any warranty that it is
  free of the rightful claim of any third person regarding infringement
  or the like.  Any license provided herein, whether implied or
  otherwise, applies only to this software file.  Patent licenses, if
  any, provided herein do not apply to combinations of this program with
  other software, or any other product whatsoever.

  You should have received a copy of the GNU General Public License along
  with this program; if not, write the Free Software Foundation, Inc., 51
  Franklin Street - Fifth Floor, Boston MA 02110-1301, USA.

  Contact information:  Silicon Graphics, Inc., 1500 Crittenden Lane,
  Mountain View, CA 94043, or:

  http://www.sgi.com

  For further information regarding this notice, see:

  http://oss.sgi.com/projects/GenInfo/NoticeExplan



$Header: /plroot/cmplrs.src/v7.4.5m/.RCS/PL/dwarfdump/RCS/globals.h,v 1.25 2006/04/17 00:09:56 davea Exp $ */

#ifndef globals_INCLUDED
#define globals_INCLUDED

#include "config.h"
#if (!defined(HAVE_RAW_LIBELF_OK) && defined(HAVE_LIBELF_OFF64_OK) )
/* At a certain point libelf.h requires _GNU_SOURCE.
   here we assume the criteria in configure determine that
   usefully.
*/
#define _GNU_SOURCE 1
#endif

/*  We want __uint32_t and __uint64_t and __int32_t __int64_t
    properly defined but not duplicated, since duplicate typedefs
    are not legal C.
    HAVE___UINT32_T
    HAVE___UINT64_T will be set by configure if
    our 4 types are predefined in compiler
*/


#if (!defined(HAVE___UINT32_T)) && defined(HAVE_SGIDEFS_H)
#include <sgidefs.h> /* sgidefs.h defines them */
#define HAVE___UINT32_T 1
#define HAVE___UINT64_T 1
#endif



#if (!defined(HAVE___UINT32_T)) && defined(HAVE_SYS_TYPES_H) && defined(HAVE___UINT32_T_IN_SYS_TYPES_H)
#  include <sys/types.h>
/* we assume __[u]int32_t and __[u]int64_t defined 
   since __uint32_t defined in the sys/types.h in use */
#define HAVE___UINT32_T 1
#define HAVE___UINT64_T 1
#endif

#ifndef HAVE___UINT32_T
typedef int __int32_t;
typedef unsigned  __uint32_t;
#define HAVE___UINT32_T 1
#endif
#ifndef HAVE___UINT64_T
typedef long long __int64_t;
typedef unsigned long long  __uint64_t;
#define HAVE___UINT64_T 1
#endif


#include <stdio.h>
#include <stdlib.h>
#include <string.h>

/* Windows specific */
#ifdef HAVE_STDAFX_H
#include "stdafx.h"
#endif /* HAVE_STDAFX_H */

#ifdef HAVE_ELF_H
#include <elf.h>
#endif
#ifdef HAVE_LIBELF_H
#include <libelf.h>
#else
#ifdef HAVE_LIBELF_LIBELF_H
#include <libelf/libelf.h>
#endif
#endif
#include <dwarf.h>
#include <libdwarf.h>
#ifdef HAVE_REGEX
#include <regex.h>
#endif
typedef char * string;

#include "checkutil.h"
#ifndef BOOLEAN_TYPEDEFED
#define BOOLEAN_TYPEDEFED
typedef int boolean;
#endif /* BOOLEAN_TYPEDEFED */
#ifndef FALSE
#define FALSE 0
#endif
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FAILED
#define FAILED 1
#endif

/* size of attrib_buffer, defined in print_die.c */
#define ATTRIB_BUFSIZ 999

typedef struct {
    int checks;
    int errors;
} Dwarf_Check_Result;

extern boolean do_check_dwarf;
extern boolean do_print_dwarf;

extern boolean record_dwarf_error;   /* A test has failed, this
  is normally set FALSE shortly after being set TRUE, it is
  a short-range hint we should print something we might not
  otherwise print (under the circumstances). */

/* Compilation Unit information for improved error messages.
   If the strings are too short we just truncate so fixed length
   here is fine.  */
#define COMPILE_UNIT_NAME_LEN 512
extern char PU_name[COMPILE_UNIT_NAME_LEN]; /* PU Name */
extern char CU_name[COMPILE_UNIT_NAME_LEN]; /* CU Name */
extern char CU_producer[COMPILE_UNIT_NAME_LEN];  /* CU Producer Name */

extern boolean seen_PU;                     /* Detected a PU. */
extern boolean seen_CU;                     /* Detected a CU. */
extern boolean need_CU_name;                /* Need CU name. */
extern boolean need_CU_base_address;        /* Need CU Base address. */
extern boolean need_CU_high_address;        /* Need CU High address. */
extern boolean need_PU_valid_code;          /* Need PU valid code. */

extern boolean seen_PU_base_address;        /* Detected a Base address for PU */
extern boolean seen_PU_high_address;        /* Detected a High address for PU */
extern Dwarf_Addr PU_base_address;          /* PU Base address */
extern Dwarf_Addr PU_high_address;          /* PU High address */

extern Dwarf_Off  DIE_offset;               /* DIE offset in compile unit. */
extern Dwarf_Off  DIE_overall_offset;       /* DIE offset in .debug_info. */

/* Current CU information for better error reporting. */
extern Dwarf_Off  DIE_CU_offset;            /* CU DIE offset in compile unit */
extern Dwarf_Off  DIE_CU_overall_offset;    /* CU DIE offset in .debug_info */
extern int current_section_id;              /* Section being process. */

extern Dwarf_Addr CU_base_address;          /* CU Base address. */
extern Dwarf_Addr CU_high_address;          /* CU High address. */

extern Dwarf_Addr elf_max_address;          /* Largest representable 
    address offset. */
extern Dwarf_Half elf_address_size;         /* Target pointer size. */

/*  Ranges and Location tables for better error checking: see
    dwarfdump.c comments for more information. */
extern Bucket_Group *pRangesInfo;
extern Bucket_Group *pLinkonceInfo;
extern Bucket_Group *pVisitedInfo;

/*  Display parent/children when in wide format. */
extern boolean display_parent_tree;
extern boolean display_children_tree;
extern int stop_indent_level;

/*  Print search results when in wide format. */
extern boolean search_wide_format;
extern boolean search_is_on;

const extern char *search_any_text;
const extern char *search_match_text;
const extern char *search_regex_text;
#ifdef HAVE_REGEX
extern regex_t search_re;
#endif
extern boolean is_strstrnocase(const char *data, const char *pattern);

/* Options to enable debug tracing. */
#define MAX_TRACE_LEVEL 10
extern int nTrace[MAX_TRACE_LEVEL + 1];

#define DUMP_RANGES_INFO            1   /* Dump RangesInfo Table. */
#define DUMP_LOCATION_SECTION_INFO  2   /* Dump Location (.debug_loc) Info. */
#define DUMP_RANGES_SECTION_INFO    3   /* Dump Ranges (.debug_ranges) Info. */
#define DUMP_LINKONCE_INFO          4   /* Dump Linkonce Table. */
#define DUMP_VISITED_INFO           5   /* Dump Visited Info. */

#define dump_ranges_info            nTrace[DUMP_RANGES_INFO]
#define dump_location_section_info  nTrace[DUMP_LOCATION_SECTION_INFO]
#define dump_ranges_section_info    nTrace[DUMP_RANGES_SECTION_INFO]
#define dump_linkonce_info          nTrace[DUMP_LINKONCE_INFO]
#define dump_visited_info           nTrace[DUMP_VISITED_INFO]

/* Section IDs */
#define DEBUG_ABBREV      1
#define DEBUG_ARANGES     2
#define DEBUG_FRAME       3
#define DEBUG_INFO        4
#define DEBUG_LINE        5
#define DEBUG_LOC         6
#define DEBUG_MACINFO     7
#define DEBUG_PUBNAMES    8
#define DEBUG_RANGES      9
#define DEBUG_STATIC_VARS 10
#define DEBUG_STATIC_FUNC 11
#define DEBUG_STR         12
#define DEBUG_WEAKNAMES   13
#define DEBUG_TYPES       14

extern int verbose;
extern boolean dense;
extern boolean ellipsis;
extern boolean use_mips_regnames;
extern boolean show_global_offsets;
extern boolean show_form_used;
extern boolean display_offsets;  

extern boolean check_pubname_attr;
extern boolean check_attr_tag;
extern boolean check_tag_tree;
extern boolean check_type_offset;
extern boolean check_decl_file;
extern boolean check_lines;
extern boolean check_ranges;       /* Ranges (aranges & ranges) check */
extern boolean check_fdes;
extern boolean check_aranges;
extern boolean check_harmless;
extern boolean check_abbreviations; 
extern boolean check_dwarf_constants;  
extern boolean check_di_gaps; 
extern boolean check_forward_decl; 
extern boolean check_self_references; 
extern boolean suppress_nested_name_search;
extern boolean suppress_check_extensions_tables;

extern int break_after_n_units;

extern boolean check_names;          /* Check for invalid names */
extern boolean check_verbose_mode;   /* During '-k' mode, display errors */
extern boolean check_frames;         /* Frames check */
extern boolean check_frames_extended;/* Extensive frames check */
extern boolean check_locations;      /* Location list check */

/* Check categories corresponding to the -k option */
typedef enum /* Dwarf_Check_Categories */ {
    abbrev_code_result,
    pubname_attr_result,
    reloc_offset_result,
    attr_tag_result,
    tag_tree_result,
    type_offset_result,
    decl_file_result,
    ranges_result,
    lines_result,
    aranges_result,
    /*  Harmless errors are errors detected inside libdwarf but
        not reported via DW_DLE_ERROR returns because the errors
        won't really affect client code.  The 'harmless' errors
        are reported and otherwise ignored.  It is difficult to report
        the error when the error is noticed by libdwarf, the error
        is reported at a later time.
        The other errors dwarfdump reports are also generally harmless 
        but are detected by dwarfdump so it's possble to report the
        error as soon as the error is discovered. */
    harmless_result,
    fde_duplication,
    frames_result,
    locations_result,
    names_result,
    abbreviations_result,
    dwarf_constants_result,
    di_gaps_result,
    forward_decl_result,
    self_references_result,
    total_check_result,
    LAST_CATEGORY  /* Must be last */
} Dwarf_Check_Categories;

extern boolean info_flag;
extern boolean line_flag;
extern boolean use_old_dwarf_loclist;
extern boolean producer_children_flag;   /* List of CUs per compiler */

extern char cu_name[ ];
extern boolean cu_name_flag;
extern Dwarf_Unsigned cu_offset;
extern Dwarf_Off fde_offset_for_cu_low;
extern Dwarf_Off fde_offset_for_cu_high;

/* Process TAGs for checking mode and reset pRangesInfo table 
   if appropriate. */
extern void tag_specific_checks_setup(Dwarf_Half val,int die_indent_level);

extern char *program_name;
extern Dwarf_Error err;
extern void print_error_and_continue (Dwarf_Debug dbg, string msg,int res, Dwarf_Error err);
extern void print_error (Dwarf_Debug dbg, string msg,int res, Dwarf_Error err);

extern void print_line_numbers_this_cu (Dwarf_Debug dbg, Dwarf_Die in_die);

struct dwconf_s;
extern void print_frames (Dwarf_Debug dbg, int print_debug_frame,
    int print_eh_frame,struct dwconf_s *);
extern void print_ranges (Dwarf_Debug dbg);
extern void print_pubnames (Dwarf_Debug dbg);
extern void print_macinfo (Dwarf_Debug dbg);
extern void print_infos (Dwarf_Debug dbg,Dwarf_Bool is_info);
extern void print_locs (Dwarf_Debug dbg);
extern void print_abbrevs (Dwarf_Debug dbg);
extern void print_strings (Dwarf_Debug dbg);
extern void print_aranges (Dwarf_Debug dbg);
extern void print_relocinfo (Dwarf_Debug dbg,unsigned reloc_map);
extern void print_static_funcs(Dwarf_Debug dbg);
extern void print_static_vars(Dwarf_Debug dbg);
enum type_type_e {SGI_TYPENAME, DWARF_PUBTYPES} ;
extern void print_types(Dwarf_Debug dbg,enum type_type_e type_type);
extern void print_weaknames(Dwarf_Debug dbg);
extern void print_exception_tables(Dwarf_Debug dbg);

struct esb_s;
extern void print_ranges_list_to_extra(Dwarf_Debug dbg,
    Dwarf_Unsigned off,
    Dwarf_Ranges *rangeset,
    Dwarf_Signed rangecount,
    Dwarf_Unsigned bytecount,
    struct esb_s *stringbuf);
boolean should_skip_this_cu(Dwarf_Debug dbg, Dwarf_Die cu_die, Dwarf_Error err);

/* Returns the DW_AT_name of the CU */
string old_get_cu_name(Dwarf_Debug dbg,Dwarf_Die cu_die,Dwarf_Error err);

/* Returns the producer of the CU */
int get_cu_name(Dwarf_Debug dbg,Dwarf_Die cu_die,
    Dwarf_Error err,char **short_name,char **long_name);
int get_producer_name(Dwarf_Debug dbg,Dwarf_Die cu_die,
    Dwarf_Error err,char **producer_name);

/* Get number of abbreviations for a CU */
extern void get_abbrev_array_info(Dwarf_Debug dbg,Dwarf_Unsigned offset);
/* Validate an abbreviation */
extern void validate_abbrev_code(Dwarf_Debug dbg,Dwarf_Unsigned abbrev_code);

extern void print_die_and_children(
    Dwarf_Debug dbg, 
    Dwarf_Die in_die,
    Dwarf_Bool is_info,
    char **srcfiles,
    Dwarf_Signed cnt);
extern boolean print_one_die(
    Dwarf_Debug dbg, 
    Dwarf_Die die, 
    boolean print_information,
    int die_indent_level,
    char **srcfiles,
    Dwarf_Signed cnt,
    boolean ignore_die_stack);

/* Check for specific compiler */
extern boolean checking_this_compiler();
extern void update_compiler_target(const char *producer_name);
extern void add_cu_name_compiler_target(char *name);

/*  General error reporting routines. These were
    macros for a short time and when changed into functions 
    they kept (for now) their capitalization. 
    The capitalization will likely change. */
extern void PRINT_CU_INFO();
extern void DWARF_CHECK_COUNT(Dwarf_Check_Categories category, int inc);
extern void DWARF_ERROR_COUNT(Dwarf_Check_Categories category, int inc);
extern void DWARF_CHECK_ERROR_PRINT_CU();
extern void DWARF_CHECK_ERROR(Dwarf_Check_Categories category,
    const char *str);
extern void DWARF_CHECK_ERROR2(Dwarf_Check_Categories category,
    const char *str1, const char *str2);
extern void DWARF_CHECK_ERROR3(Dwarf_Check_Categories category,
    const char *str1, const char *str2, const char *strexpl);

struct esb_s;

extern Dwarf_Die current_cu_die_for_print_frames; /* This is
    an awful hack, making current_cu_die_for_print_frames public. 
    But it enables cleaning up (doing all dealloc needed). */

extern void printreg(Dwarf_Signed reg,struct dwconf_s *config_data);
extern void print_frame_inst_bytes(Dwarf_Debug dbg,
    Dwarf_Ptr cie_init_inst, Dwarf_Signed len,
    Dwarf_Signed data_alignment_factor,
    int code_alignment_factor, Dwarf_Half addr_size,
    struct dwconf_s *config_data);

int
get_proc_name(Dwarf_Debug dbg, Dwarf_Die die, Dwarf_Addr low_pc,
    char *proc_name_buf, int proc_name_buf_len, void **pcMap);

void get_attr_value(Dwarf_Debug dbg, Dwarf_Half tag,
    Dwarf_Die die,
    Dwarf_Attribute attrib,
    char **srcfiles,
    Dwarf_Signed cnt, struct esb_s *esbp,
    int show_form,int local_verbose);


extern Dwarf_Unsigned local_dwarf_decode_u_leb128(unsigned char *leb128,
    unsigned int *leb128_length);

extern Dwarf_Signed local_dwarf_decode_s_leb128(unsigned char *leb128,
    unsigned int *leb128_length);

extern void dump_block(char *prefix, char *data, Dwarf_Signed len);

extern void format_sig8_string(Dwarf_Sig8 *data,struct esb_s *out);

int
dwarfdump_print_one_locdesc(Dwarf_Debug dbg,
    Dwarf_Locdesc * llbuf,
    int skip_locdesc_header,
    struct esb_s *string_out);
void clean_up_die_esb();
void clean_up_syms_malloc_data();
void safe_strcpy(char *out, long outlen, const char *in, long inlen);


void print_any_harmless_errors(Dwarf_Debug dbg);

/* Definitions for printing relocations.  */
#define DW_SECTION_REL_DEBUG_INFO     0
#define DW_SECTION_REL_DEBUG_LINE     1
#define DW_SECTION_REL_DEBUG_PUBNAMES 2
#define DW_SECTION_REL_DEBUG_ABBREV   3
#define DW_SECTION_REL_DEBUG_ARANGES  4
#define DW_SECTION_REL_DEBUG_FRAME    5
#define DW_SECTION_REL_DEBUG_LOC      6
#define DW_SECTION_REL_DEBUG_RANGES   7
#define DW_SECTION_REL_DEBUG_TYPES    8

#endif /* globals_INCLUDED */