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      1 /* xSYM symbol-file support for BFD.
      2    Copyright (C) 1999-2016 Free Software Foundation, Inc.
      3 
      4    This file is part of BFD, the Binary File Descriptor library.
      5 
      6    This program is free software; you can redistribute it and/or modify
      7    it under the terms of the GNU General Public License as published by
      8    the Free Software Foundation; either version 3 of the License, or
      9    (at your option) any later version.
     10 
     11    This program is distributed in the hope that it will be useful,
     12    but WITHOUT ANY WARRANTY; without even the implied warranty of
     13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     14    GNU General Public License for more details.
     15 
     16    You should have received a copy of the GNU General Public License
     17    along with this program; if not, write to the Free Software
     18    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
     19    MA 02110-1301, USA.  */
     20 
     21 #include "sysdep.h"
     22 #include "bfd.h"
     23 #include <stdio.h>
     24 
     25 #ifndef __xSYM_H__
     26 #define __xSYM_H__
     27 
     28 #define BFD_SYM_VERSION_STR_3_1 	"\013Version 3.1"
     29 #define BFD_SYM_VERSION_STR_3_2 	"\013Version 3.2"
     30 #define BFD_SYM_VERSION_STR_3_3 	"\013Version 3.3"
     31 #define BFD_SYM_VERSION_STR_3_4 	"\013Version 3.4"
     32 #define BFD_SYM_VERSION_STR_3_5 	"\013Version 3.5"
     33 #define BFD_SYM_END_OF_LIST_3_2		0xffff
     34 #define BFD_SYM_END_OF_LIST_3_4		0xffffffff
     35 #define BFD_SYM_END_OF_LIST 		BFD_SYM_END_OF_LIST_3_4
     36 #define BFD_SYM_FILE_NAME_INDEX_3_2	0xfffe
     37 #define BFD_SYM_FILE_NAME_INDEX_3_4	0xfffffffe
     38 #define BFD_SYM_FILE_NAME_INDEX		BFD_SYM_FILE_NAME_INDEX_3_4
     39 #define BFD_SYM_SOURCE_FILE_CHANGE_3_2	0xfffe
     40 #define BFD_SYM_SOURCE_FILE_CHANGE_3_4	0xfffffffe
     41 #define BFD_SYM_SOURCE_FILE_CHANGE	BFD_SYM_SOURCE_FILE_CHANGE_3_4
     42 #define BFD_SYM_MAXIMUM_LEGAL_INDEX_3_2 0xfffd
     43 #define BFD_SYM_MAXIMUM_LEGAL_INDEX_3_4 0xfffffffd
     44 #define BFD_SYM_MAXIMUM_LEGAL_INDEX	BFD_SYM_MAXIMUM_LEGAL_INDEX_3_4
     45 
     46 enum bfd_sym_storage_class
     47 {
     48   BFD_SYM_STORAGE_CLASS_REGISTER = 0,
     49   BFD_SYM_STORAGE_CLASS_GLOBAL = 1,
     50   BFD_SYM_STORAGE_CLASS_FRAME_RELATIVE = 2,
     51   BFD_SYM_STORAGE_CLASS_STACK_RELATIVE = 3,
     52   BFD_SYM_STORAGE_CLASS_ABSOLUTE = 4,
     53   BFD_SYM_STORAGE_CLASS_CONSTANT = 5,
     54   BFD_SYM_STORAGE_CLASS_BIGCONSTANT = 6,
     55   BFD_SYM_STORAGE_CLASS_RESOURCE = 99
     56 };
     57 typedef enum bfd_sym_storage_class bfd_sym_storage_class;
     58 
     59 enum bfd_sym_storage_kind
     60 {
     61   BFD_SYM_STORAGE_KIND_LOCAL = 0,
     62   BFD_SYM_STORAGE_KIND_VALUE = 1,
     63   BFD_SYM_STORAGE_KIND_REFERENCE = 2,
     64   BFD_SYM_STORAGE_KIND_WITH = 3
     65 };
     66 typedef enum bfd_sym_storage_kind bfd_sym_storage_kind;
     67 
     68 enum bfd_sym_version
     69 {
     70   BFD_SYM_VERSION_3_1,
     71   BFD_SYM_VERSION_3_2,
     72   BFD_SYM_VERSION_3_3,
     73   BFD_SYM_VERSION_3_4,
     74   BFD_SYM_VERSION_3_5
     75 };
     76 typedef enum bfd_sym_version bfd_sym_version;
     77 
     78 enum bfd_sym_module_kind
     79 {
     80   BFD_SYM_MODULE_KIND_NONE = 0,
     81   BFD_SYM_MODULE_KIND_PROGRAM = 1,
     82   BFD_SYM_MODULE_KIND_UNIT = 2,
     83   BFD_SYM_MODULE_KIND_PROCEDURE = 3,
     84   BFD_SYM_MODULE_KIND_FUNCTION = 4,
     85   BFD_SYM_MODULE_KIND_DATA = 5,
     86   BFD_SYM_MODULE_KIND_BLOCK = 6
     87 };
     88 typedef enum bfd_sym_module_kind bfd_sym_module_kind;
     89 
     90 enum bfd_sym_symbol_scope
     91 {
     92   BFD_SYM_SYMBOL_SCOPE_LOCAL = 0,  /* Object is seen only inside current scope.  */
     93   BFD_SYM_SYMBOL_SCOPE_GLOBAL = 1  /* Object has global scope.  */
     94 };
     95 typedef enum bfd_sym_symbol_scope bfd_sym_symbol_scope;
     96 
     97 struct bfd_sym_file_reference
     98 {
     99   unsigned long fref_frte_index; /* File reference table index.  */
    100   unsigned long fref_offset;     /* Absolute offset into source file.  */
    101 };
    102 typedef struct bfd_sym_file_reference bfd_sym_file_reference;
    103 
    104 /* NAME TABLE (NTE).  */
    105 
    106 /* RESOURCES TABLE (RTE)
    107 
    108    All code and data is *defined* to reside in a resource.  Even A5
    109    relative data is defined to reside in a dummy resource of ResType
    110    'gbld'.  Code always resides in a resource.  Because a code/data
    111    is built of many modules, when walking through a resource we must
    112    point back to the modules in the order they were defined.  This is
    113    done by requiring the entries in the Modules Entry table to be
    114    ordered by resource/resource-number and by the location in that
    115    resource.  Hence, the resource table entry points to the first
    116    module making up that resource.  All modules table entries following
    117    that first one with the same restype/resnum are contiguous and offset
    118    from that first entry.  */
    119 
    120 struct bfd_sym_resources_table_entry
    121 {
    122   unsigned char rte_res_type[4];  /* Resource Type.  */
    123   unsigned short rte_res_number;  /* Resource Number.  */
    124   unsigned long rte_nte_index;    /* Name of the resource.  */
    125   unsigned long rte_mte_first;    /* Index of first module in the resource.  */
    126   unsigned long rte_mte_last;     /* Index of the last module in the resource.	*/
    127   unsigned long	rte_res_size;     /* Size of the resource.  */
    128 };
    129 typedef struct bfd_sym_resources_table_entry bfd_sym_resources_table_entry;
    130 
    131 /* MODULES TABLE (MTE)
    132 
    133    Modules table entries are ordered by their appearance in a resource.
    134    (Note that having a single module copied into two resources is not
    135    possible).  Modules map back to their resource via an index into the
    136    resource table and an offset into the resource.  Modules also point
    137    to their source files, both the definition module and implementation
    138    module.  Because modules can be textually nested within other
    139    modules, a link to the parent (containing) module is required.  This
    140    module can textually contain other modules.  A link to the contiguous
    141    list of child (contained) modules is required.  Variables, statements,
    142    and types defined in the module are pointed to by indexing the head of
    143    the contiguous lists of contained variables, contained statements,
    144    and contained types.  */
    145 
    146 struct bfd_sym_modules_table_entry
    147 {
    148   unsigned long mte_rte_index;         /* Which resource it is in.  */
    149   unsigned long mte_res_offset;        /* Offset into the resource.  */
    150   unsigned long mte_size;              /* Size of module.  */
    151   char mte_kind;                       /* What kind of module this is.  */
    152   char mte_scope;                      /* How visible is it?  */
    153   unsigned long mte_parent;            /* Containing module.  */
    154   bfd_sym_file_reference mte_imp_fref; /* Implementation source.  */
    155   unsigned long mte_imp_end;           /* End of implementation source.  */
    156   unsigned long mte_nte_index;         /* The name of the module.  */
    157   unsigned long mte_cmte_index;        /* Modules contained in this.  */
    158   unsigned long mte_cvte_index;        /* Variables contained in this.  */
    159   unsigned long mte_clte_index;        /* Local labels defined here.  */
    160   unsigned long mte_ctte_index;        /* Types contained in this.  */
    161   unsigned long mte_csnte_idx_1;       /* CSNTE index of mte_snbr_first.  */
    162   unsigned long mte_csnte_idx_2;       /* CSNTE index of mte_snbr_last.  */
    163 };
    164 typedef struct bfd_sym_modules_table_entry bfd_sym_modules_table_entry;
    165 
    166 /* FILE REFERENCES TABLE (FRTE)
    167 
    168    The FILE REFERENCES TABLE maps from source file to module & offset.
    169    The table is ordered by increasing file offset.  Each new offset
    170    references a module.
    171 
    172  				FRT	= FILE_SOURCE_START
    173  							FILE_SOURCE_INCREMENT*
    174  							END_OF_LIST.
    175 
    176 	*** THIS MECHANISM IS VERY SLOW FOR FILE+STATEMENT_NUMBER TO
    177  	*** MODULE/CODE ADDRESS OPERATIONS.  ANOTHER MECHANISM IS
    178  	***	REQUIRED!!  */
    179 
    180 union bfd_sym_file_references_table_entry
    181 {
    182   struct
    183   {
    184     /* END_OF_LIST, FILE_NAME_INDEX, or module table entry.  */
    185     unsigned long type;
    186   }
    187   generic;
    188 
    189   struct
    190   {
    191     /* FILE_NAME_INDEX.  */
    192     unsigned long type;
    193     unsigned long nte_index;
    194     unsigned long mod_date;
    195   }
    196   filename;
    197 
    198   struct
    199   {
    200     /* < FILE_NAME_INDEX.  */
    201     unsigned long mte_index;
    202     unsigned long file_offset;
    203   }
    204   entry;
    205 };
    206 typedef union bfd_sym_file_references_table_entry bfd_sym_file_references_table_entry;
    207 
    208 /* CONTAINED MODULES TABLE (CMTE)
    209 
    210    Contained Modules are lists of indices into the modules table.  The
    211    lists are terminated by an END_OF_LIST index.  All entries are of the
    212    same size, hence mapping an index into a CMTE list is simple.
    213 
    214    CMT = MTE_INDEX* END_OF_LIST.  */
    215 
    216 union bfd_sym_contained_modules_table_entry
    217 {
    218   struct
    219   {
    220     /* END_OF_LIST, index.  */
    221     unsigned long type;
    222   }
    223   generic;
    224 
    225   struct
    226   {
    227     unsigned long mte_index; /* Index into the Modules Table.  */
    228     unsigned long nte_index; /* The name of the module.  */
    229   }
    230   entry;
    231 };
    232 typedef union bfd_sym_contained_modules_table_entry bfd_sym_contained_modules_table_entry;
    233 
    234 /* CONTAINED VARIABLES TABLE (CVTE)
    235 
    236    Contained Variables map into the module table, file table, name table, and type
    237    table.  Contained Variables are a contiguous list of source file change record,
    238    giving the name of and offset into the source file corresponding to all variables
    239    following.  Variable definition records contain an index into the name table (giving
    240    the text of the variable as it appears in the source code), an index into the type
    241    table giving the type of the variable, an increment added to the source file
    242    offset giving the start of the implementation of the variable, and a storage
    243    class address, giving information on variable's runtime address.
    244 
    245    CVT = SOURCE_FILE_CHANGE SYMBOL_INFO* END_OF_LIST.
    246    SYMBOL_INFO = SYMBOL_DEFINITION | SOURCE_FILE_CHANGE .
    247 
    248    All entries are of the same size, making the fetching of data simple.  The
    249    variable entries in the list are in ALPHABETICAL ORDER to simplify the display of
    250    available variables for several of the debugger's windows.  */
    251 
    252 /* 'la_size' determines the variant used below:
    253 
    254      == BFD_SYM_CVTE_SCA
    255      Traditional STORAGE_CLASS_ADDRESS;
    256 
    257      <= BFD_SYM_CVTE_LA_MAX_SIZE
    258      That many logical address bytes ("in-situ");
    259 
    260      == BFD_SYM_CVTE_BIG_LA
    261      Logical address bytes in constant pool, at offset 'big_la'.  */
    262 
    263 #define	BFD_SYM_CVTE_SCA 0          /* Indicate SCA variant of CVTE.  */
    264 #define	BFD_SYM_CVTE_LA_MAX_SIZE 13 /* Max# of logical address bytes in a CVTE.  */
    265 #define	BFD_SYM_CVTE_BIG_LA 127     /* Indicates LA redirection to constant pool.  */
    266 
    267 union bfd_sym_contained_variables_table_entry
    268 {
    269   struct
    270   {
    271     /* END_OF_LIST, SOURCE_FILE_CHANGE, or type table entry.  */
    272     unsigned long type;
    273   }
    274   generic;
    275 
    276   struct
    277   {
    278     /* SOURCE_FILE_CHANGE.  */
    279     unsigned long type;
    280     bfd_sym_file_reference fref;
    281   }
    282   file;
    283 
    284   struct
    285   {
    286     /* < SOURCE_FILE_CHANGE.  */
    287     unsigned long tte_index;
    288     unsigned long nte_index;
    289     unsigned long file_delta;                       /* Increment from previous source.  */
    290     unsigned char scope;
    291     unsigned char la_size;                          /* #bytes of LAs below.  */
    292 
    293     union
    294     {
    295       /* la_size == BFD_SYM_CVTE_SCA.  */
    296       struct
    297       {
    298 	unsigned char sca_kind;	                    /* Distinguish local from value/var formal.  */
    299 	unsigned char sca_class;                    /* The storage class itself.  */
    300 	unsigned long sca_offset;
    301       }
    302       scstruct;
    303 
    304       /* la_size <= BFD_SYM_CVTE_LA_MAX_SIZE.  */
    305       struct {
    306 	unsigned char la[BFD_SYM_CVTE_LA_MAX_SIZE]; /* Logical address bytes.  */
    307 	unsigned char la_kind;                      /* Eqv. cvte_location.sca_kind.  */
    308       }
    309       lastruct;
    310 
    311       /* la_size == BFD_SYM_CVTE_BIG_LA 127.  */
    312       struct
    313       {
    314 	unsigned long big_la;                       /* Logical address bytes in constant pool.  */
    315 	unsigned char big_la_kind;                  /* Eqv. cvte_location.sca_kind.  */
    316       }
    317       biglastruct;
    318     }
    319     address;
    320   }
    321   entry;
    322 };
    323 typedef union bfd_sym_contained_variables_table_entry bfd_sym_contained_variables_table_entry;
    324 
    325 /* CONTAINED STATEMENTS TABLE (CSNTE)
    326 
    327    Contained Statements table.  This table is similar to the Contained
    328    Variables table except that instead of VARIABLE_DEFINITION entries, this
    329    module contains STATEMENT_NUMBER_DEFINITION entries.  A statement number
    330    definition points back to the containing module (via an index into
    331    the module entry table) and contains the file and resource deltas
    332    to add to the previous values to get to this statement.
    333    All entries are of the same size, making the fetching of data simple.  The
    334    entries in the table are in order of increasing statement number within the
    335    source file.
    336 
    337    The Contained Statements table is indexed from two places.  An MTE contains
    338    an index to the first statement number within the module.  An FRTE contains
    339    an index to the first statement in the table (Possibly.  This is slow.)  Or
    340    a table of fast statement number to CSNTE entry mappings indexes into the
    341    table.  Choice not yet made.  */
    342 
    343 union bfd_sym_contained_statements_table_entry
    344 {
    345   struct
    346   {
    347     /* END_OF_LIST, SOURCE_FILE_CHANGE, or statement table entry.  */
    348     unsigned long type;
    349   }
    350   generic;
    351 
    352   struct
    353   {
    354     /* SOURCE_FILE_CHANGE.  */
    355     unsigned long type;
    356     bfd_sym_file_reference fref; /* File name table.  */
    357   }
    358   file;
    359 
    360   struct
    361   {
    362     unsigned long mte_index;     /* Which module contains it.  */
    363     unsigned long file_delta;    /* Where it is defined.  */
    364     unsigned long mte_offset;    /* Where it is in the module.  */
    365   }
    366   entry;
    367 };
    368 typedef union bfd_sym_contained_statements_table_entry bfd_sym_contained_statements_table_entry;
    369 
    370 /* CONTAINED LABELS TABLE (CLTE)
    371 
    372    Contained Labels table names those labels local to the module.  It is similar
    373    to the Contained Statements table.  */
    374 
    375 union bfd_sym_contained_labels_table_entry
    376 {
    377   struct
    378   {
    379     /* END_OF_LIST, SOURCE_FILE_CHANGE, index.  */
    380     unsigned long type;
    381   }
    382   generic;
    383 
    384   struct
    385   {
    386     /* SOURCE_FILE_CHANGE.  */
    387     unsigned long type;
    388     bfd_sym_file_reference fref;
    389   }
    390   file;
    391 
    392   struct
    393   {
    394     /* < SOURCE_FILE_CHANGE.  */
    395     unsigned long mte_index;   /* Which module contains us.  */
    396     unsigned long mte_offset;  /* Where it is in the module.  */
    397     unsigned long nte_index;   /* The name of the label.  */
    398     unsigned long file_delta;  /* Where it is defined.  */
    399     unsigned short scope;      /* How visible the label is.  */
    400   }
    401   entry;
    402 };
    403 typedef union bfd_sym_contained_labels_table_entry bfd_sym_contained_labels_table_entry;
    404 
    405 /* CONTAINED TYPES TABLE (CTTE)
    406 
    407    Contained Types define the named types that are in the module.  It is used to
    408    map name indices into type indices.  The type entries in the table are in
    409    alphabetical order by type name.  */
    410 
    411 union bfd_sym_contained_types_table_entry
    412 {
    413   struct
    414   {
    415     /* END_OF_LIST, SOURCE_FILE_CHANGE, or type table entry.  */
    416     unsigned long type;
    417   }
    418   generic;
    419 
    420   struct
    421   {
    422     /* SOURCE_FILE_CHANGE.  */
    423     unsigned long type;
    424     bfd_sym_file_reference fref;
    425   }
    426   file;
    427 
    428   struct
    429   {
    430     /* < SOURCE_FILE_CHANGE.  */
    431     unsigned long tte_index;
    432     unsigned long nte_index;
    433     unsigned long file_delta; /* From last file definition.  */
    434   }
    435   entry;
    436 };
    437 typedef union bfd_sym_contained_types_table_entry bfd_sym_contained_types_table_entry;
    438 
    439 /* TYPE TABLE (TTE).  */
    440 
    441 typedef unsigned long bfd_sym_type_table_entry;
    442 
    443 /* TYPE INFORMATION TABLE (TINFO).  */
    444 
    445 struct bfd_sym_type_information_table_entry
    446 {
    447   unsigned long nte_index;
    448   unsigned long physical_size;
    449   unsigned long logical_size;
    450   unsigned long offset;
    451 };
    452 typedef struct bfd_sym_type_information_table_entry bfd_sym_type_information_table_entry;
    453 
    454 /* FILE REFERENCES INDEX TABLE (FITE)
    455 
    456    The FRTE INDEX TABLE indexes into the FILE REFERENCE TABLE above.  The FRTE
    457    at that index is the FILE_SOURCE_START for a series of files.  The FRTEs are
    458    indexed from 1.  The list is terminated with an END_OF_LIST.  */
    459 
    460 union bfd_sym_file_references_index_table_entry
    461 {
    462   struct
    463   {
    464     unsigned long type;
    465   }
    466   generic;
    467 
    468   struct
    469   {
    470     unsigned long frte_index;  /* Index into the FRTE table.  */
    471     unsigned long nte_index;   /* Name table index, gives filename.  */
    472   }
    473   entry;
    474 };
    475 typedef union bfd_sym_file_references_index_table_entry bfd_sym_file_references_index_table_entry;
    476 
    477 /* CONSTANT POOL (CONST)
    478 
    479    The CONSTANT_POOL consists of entries that start on word boundaries.  The entries
    480    are referenced by byte index into the constant pool, not by record number.
    481 
    482    Each entry takes the form:
    483 
    484    <16-bit size>
    485    <that many bytes of stuff>
    486 
    487    Entries do not cross page boundaries.  */
    488 
    489 typedef short bfd_sym_constant_pool_entry;
    490 
    491 /* The DISK_SYMBOL_HEADER_BLOCK is the first record in a .SYM file,
    492    defining the physical characteristics of the symbolic information.
    493    The remainder of the * .SYM file is stored in fixed block
    494    allocations. For the purposes of paging, the * file is considered
    495    to be an array of dshb_page_size blocks, with block 0 (and *
    496    possibly more) devoted to the DISK_SYMBOL_HEADER_BLOCK.
    497 
    498    The dti_object_count field means that the allowed indices for that
    499    type of object are 0 .. dti_object_count. An index of 0, although
    500    allowed, is never done.  However, an 0th entry is created in the
    501    table.  That entry is filled with all zeroes.  The reason for this
    502    is to avoid off-by-one programming errors that would otherwise
    503    occur: an index of k *MEANS* k, not k-1 when going to the disk
    504    table.  */
    505 
    506 struct bfd_sym_table_info
    507 {
    508   unsigned long dti_first_page;   /* First page for this table.  */
    509   unsigned long dti_page_count;   /* Number of pages for the table.  */
    510   unsigned long dti_object_count; /* Number of objects in the table.  */
    511 };
    512 typedef struct bfd_sym_table_info bfd_sym_table_info;
    513 
    514 struct bfd_sym_header_block
    515 {
    516   unsigned char dshb_id[32];      /* Version information.  */
    517   unsigned short dshb_page_size;  /* Size of the pages/blocks.  */
    518   unsigned long dshb_hash_page;   /* Disk page for the hash table.  */
    519   unsigned long dshb_root_mte;    /* MTE index of the program root.  */
    520   unsigned long dshb_mod_date;    /* modification date of executable.  */
    521   bfd_sym_table_info dshb_frte;   /* Per TABLE information.  */
    522   bfd_sym_table_info dshb_rte;
    523   bfd_sym_table_info dshb_mte;
    524   bfd_sym_table_info dshb_cmte;
    525   bfd_sym_table_info dshb_cvte;
    526   bfd_sym_table_info dshb_csnte;
    527   bfd_sym_table_info dshb_clte;
    528   bfd_sym_table_info dshb_ctte;
    529   bfd_sym_table_info dshb_tte;
    530   bfd_sym_table_info dshb_nte;
    531   bfd_sym_table_info dshb_tinfo;
    532   bfd_sym_table_info dshb_fite;   /* File information.  */
    533   bfd_sym_table_info dshb_const;  /* Constant pool.  */
    534 
    535   unsigned char dshb_file_creator[4]; /* Executable's creator.  */
    536   unsigned char dshb_file_type[4];    /* Executable's file type.  */
    537 };
    538 typedef struct bfd_sym_header_block bfd_sym_header_block;
    539 
    540 struct bfd_sym_data_struct
    541 {
    542   unsigned char *name_table;
    543   bfd_sym_header_block header;
    544   bfd_sym_version version;
    545   bfd *sbfd;
    546 };
    547 typedef struct bfd_sym_data_struct bfd_sym_data_struct;
    548 
    549 extern bfd_boolean bfd_sym_mkobject
    550   (bfd *);
    551 extern void bfd_sym_print_symbol
    552   (bfd *, void *, asymbol *, bfd_print_symbol_type);
    553 extern bfd_boolean bfd_sym_valid
    554   (bfd *);
    555 extern unsigned char * bfd_sym_read_name_table
    556   (bfd *, bfd_sym_header_block *);
    557 extern void bfd_sym_parse_file_reference_v32
    558   (unsigned char *, size_t, bfd_sym_file_reference *);
    559 extern void bfd_sym_parse_disk_table_v32
    560   (unsigned char *, size_t, bfd_sym_table_info *);
    561 extern void bfd_sym_parse_header_v32
    562   (unsigned char *, size_t, bfd_sym_header_block *);
    563 extern int bfd_sym_read_header_v32
    564   (bfd *, bfd_sym_header_block *);
    565 extern int bfd_sym_read_header_v34
    566   (bfd *, bfd_sym_header_block *);
    567 extern int bfd_sym_read_header
    568   (bfd *, bfd_sym_header_block *, bfd_sym_version);
    569 extern int bfd_sym_read_version
    570   (bfd *, bfd_sym_version *);
    571 extern void bfd_sym_display_table_summary
    572   (FILE *, bfd_sym_table_info *, const char *);
    573 extern void bfd_sym_display_header
    574   (FILE *, bfd_sym_header_block *);
    575 extern void bfd_sym_parse_resources_table_entry_v32
    576   (unsigned char *, size_t, bfd_sym_resources_table_entry *);
    577 extern void bfd_sym_parse_modules_table_entry_v33
    578   (unsigned char *, size_t, bfd_sym_modules_table_entry *);
    579 extern void bfd_sym_parse_file_references_table_entry_v32
    580   (unsigned char *, size_t, bfd_sym_file_references_table_entry *);
    581 extern void bfd_sym_parse_contained_modules_table_entry_v32
    582   (unsigned char *, size_t, bfd_sym_contained_modules_table_entry *);
    583 extern void bfd_sym_parse_contained_variables_table_entry_v32
    584   (unsigned char *, size_t, bfd_sym_contained_variables_table_entry *);
    585 extern void bfd_sym_parse_contained_statements_table_entry_v32
    586   (unsigned char *, size_t, bfd_sym_contained_statements_table_entry *);
    587 extern void bfd_sym_parse_contained_labels_table_entry_v32
    588   (unsigned char *, size_t, bfd_sym_contained_labels_table_entry *);
    589 extern void bfd_sym_parse_type_table_entry_v32
    590   (unsigned char *, size_t, bfd_sym_type_table_entry *);
    591 extern int bfd_sym_fetch_resources_table_entry
    592   (bfd *, bfd_sym_resources_table_entry *, unsigned long);
    593 extern int bfd_sym_fetch_modules_table_entry
    594   (bfd *, bfd_sym_modules_table_entry *, unsigned long);
    595 extern int bfd_sym_fetch_file_references_table_entry
    596   (bfd *, bfd_sym_file_references_table_entry *, unsigned long);
    597 extern int bfd_sym_fetch_contained_modules_table_entry
    598   (bfd *, bfd_sym_contained_modules_table_entry *, unsigned long);
    599 extern int bfd_sym_fetch_contained_variables_table_entry
    600   (bfd *, bfd_sym_contained_variables_table_entry *, unsigned long);
    601 extern int bfd_sym_fetch_contained_statements_table_entry
    602   (bfd *, bfd_sym_contained_statements_table_entry *, unsigned long);
    603 extern int bfd_sym_fetch_contained_labels_table_entry
    604   (bfd *, bfd_sym_contained_labels_table_entry *, unsigned long);
    605 extern int bfd_sym_fetch_contained_types_table_entry
    606   (bfd *, bfd_sym_contained_types_table_entry *, unsigned long);
    607 extern int bfd_sym_fetch_file_references_index_table_entry
    608   (bfd *, bfd_sym_file_references_index_table_entry *, unsigned long);
    609 extern int bfd_sym_fetch_constant_pool_entry
    610   (bfd *, bfd_sym_constant_pool_entry *, unsigned long);
    611 extern int bfd_sym_fetch_type_table_entry
    612   (bfd *, bfd_sym_type_table_entry *, unsigned long);
    613 extern int bfd_sym_fetch_type_information_table_entry
    614   (bfd *, bfd_sym_type_information_table_entry *, unsigned long);
    615 extern int bfd_sym_fetch_type_table_information
    616   (bfd *, bfd_sym_type_information_table_entry *, unsigned long);
    617 extern const unsigned char * bfd_sym_symbol_name
    618   (bfd *, unsigned long);
    619 extern const unsigned char * bfd_sym_module_name
    620   (bfd *, unsigned long);
    621 extern const char * bfd_sym_unparse_storage_kind
    622   (enum bfd_sym_storage_kind);
    623 extern const char * bfd_sym_unparse_storage_class
    624   (enum bfd_sym_storage_class);
    625 extern const char * bfd_sym_unparse_module_kind
    626   (enum bfd_sym_module_kind);
    627 extern const char * bfd_sym_unparse_symbol_scope
    628   (enum bfd_sym_symbol_scope);
    629 extern void bfd_sym_print_file_reference
    630   (bfd *, FILE *, bfd_sym_file_reference *);
    631 extern void bfd_sym_print_resources_table_entry
    632   (bfd *, FILE *, bfd_sym_resources_table_entry *);
    633 extern void bfd_sym_print_modules_table_entry
    634   (bfd *, FILE *, bfd_sym_modules_table_entry *);
    635 extern void bfd_sym_print_file_references_table_entry
    636   (bfd *, FILE *, bfd_sym_file_references_table_entry *);
    637 extern void bfd_sym_print_contained_modules_table_entry
    638   (bfd *, FILE *, bfd_sym_contained_modules_table_entry *);
    639 extern void bfd_sym_print_contained_variables_table_entry
    640   (bfd *, FILE *f, bfd_sym_contained_variables_table_entry *);
    641 extern void bfd_sym_print_contained_statements_table_entry
    642   (bfd *, FILE *, bfd_sym_contained_statements_table_entry *);
    643 extern void bfd_sym_print_contained_labels_table_entry
    644   (bfd *, FILE *, bfd_sym_contained_labels_table_entry *);
    645 extern void bfd_sym_print_contained_types_table_entry
    646   (bfd *, FILE *, bfd_sym_contained_types_table_entry *);
    647 extern const char * bfd_sym_type_operator_name
    648   (unsigned char);
    649 extern const char * bfd_sym_type_basic_name
    650   (unsigned char);
    651 extern int bfd_sym_fetch_long
    652   (unsigned char *, unsigned long, unsigned long, unsigned long *, long *);
    653 extern void bfd_sym_print_type_information
    654   (bfd *, FILE *, unsigned char *, unsigned long, unsigned long, unsigned long *);
    655 extern void bfd_sym_print_type_information_table_entry
    656   (bfd *, FILE *, bfd_sym_type_information_table_entry *);
    657 extern void bfd_sym_print_file_references_index_table_entry
    658   (bfd *, FILE *, bfd_sym_file_references_index_table_entry *);
    659 extern void bfd_sym_print_constant_pool_entry
    660   (bfd *, FILE *, bfd_sym_constant_pool_entry *);
    661 extern unsigned char * bfd_sym_display_name_table_entry
    662   (bfd *, FILE *, unsigned char *);
    663 extern void bfd_sym_display_name_table
    664   (bfd *, FILE *);
    665 extern void bfd_sym_display_resources_table
    666   (bfd *, FILE *);
    667 extern void bfd_sym_display_modules_table
    668   (bfd *, FILE *);
    669 extern void bfd_sym_display_file_references_table
    670   (bfd *, FILE *);
    671 extern void bfd_sym_display_contained_modules_table
    672   (bfd *, FILE *);
    673 extern void bfd_sym_display_contained_variables_table
    674   (bfd *, FILE *);
    675 extern void bfd_sym_display_contained_statements_table
    676   (bfd *, FILE *);
    677 extern void bfd_sym_display_contained_labels_table
    678   (bfd *, FILE *);
    679 extern void bfd_sym_display_contained_types_table
    680   (bfd *, FILE *);
    681 extern void bfd_sym_display_file_references_index_table
    682   (bfd *, FILE *);
    683 extern void bfd_sym_display_constant_pool
    684   (bfd *, FILE *);
    685 extern void bfd_sym_display_type_information_table
    686   (bfd *, FILE *);
    687 extern int bfd_sym_scan
    688   (bfd *, bfd_sym_version, bfd_sym_data_struct *);
    689 extern const bfd_target * bfd_sym_object_p
    690   (bfd *);
    691 extern void bfd_sym_get_symbol_info
    692   (bfd *, asymbol *, symbol_info *);
    693 extern long bfd_sym_get_symtab_upper_bound
    694   (bfd *);
    695 extern long bfd_sym_canonicalize_symtab
    696   (bfd *, asymbol **);
    697 extern int bfd_sym_sizeof_headers
    698   (bfd *, struct bfd_link_info *);
    699 
    700 #endif /* __xSYM_H__ */
    701