git.sur5r.net Git - cc65/blob - src/ld65/objdata.h

   1 /*****************************************************************************/
   2 /*                                                                           */
   3 /*                                 objdata.h                                 */
   4 /*                                                                           */
   5 /*               Handling object file data for the ld65 linker               */
   6 /*                                                                           */
   7 /*                                                                           */
   8 /*                                                                           */
   9 /* (C) 1998-2003 Ullrich von Bassewitz                                       */
  10 /*               Römerstrasse 52                                             */
  11 /*               D-70794 Filderstadt                                         */
  12 /* EMail:        uz@cc65.org                                                 */
  13 /*                                                                           */
  14 /*                                                                           */
  15 /* This software is provided 'as-is', without any expressed or implied       */
  16 /* warranty.  In no event will the authors be held liable for any damages    */
  17 /* arising from the use of this software.                                    */
  18 /*                                                                           */
  19 /* Permission is granted to anyone to use this software for any purpose,     */
  20 /* including commercial applications, and to alter it and redistribute it    */
  21 /* freely, subject to the following restrictions:                            */
  22 /*                                                                           */
  23 /* 1. The origin of this software must not be misrepresented; you must not   */
  24 /*    claim that you wrote the original software. If you use this software   */
  25 /*    in a product, an acknowledgment in the product documentation would be  */
  26 /*    appreciated but is not required.                                       */
  27 /* 2. Altered source versions must be plainly marked as such, and must not   */
  28 /*    be misrepresented as being the original software.                      */
  29 /* 3. This notice may not be removed or altered from any source              */
  30 /*    distribution.                                                          */
  31 /*                                                                           */
  32 /*****************************************************************************/
  33
  34
  35
  36 #ifndef OBJDATA_H
  37 #define OBJDATA_H
  38
  39
  40
  41 /* common */
  42 #include "objdefs.h"
  43
  44
  45
  46 /*****************************************************************************/
  47 /*                                   Data                                    */
  48 /*****************************************************************************/
  49
  50
  51
  52 /* Values for the Flags field */
  53 #define OBJ_REF         0x0001          /* We have a reference to this file */
  54 #define OBJ_HAVEDATA    0x0002          /* We have this object file already */
  55 #define OBJ_MARKED      0x0004          /* Generic marker bit */
  56
  57
  58 /* Internal structure holding object file data */
  59 typedef struct ObjData ObjData;
  60 struct ObjData {
  61     ObjData*            Next;           /* Linked list of all objects */
  62     char*               Name;           /* Module name */
  63     char*               LibName;        /* Name of library */
  64     ObjHeader           Header;         /* Header of file */
  65     unsigned long       Start;          /* Start offset of data in library */
  66     unsigned            Flags;
  67     unsigned            FileCount;      /* Input file count */
  68     struct FileInfo**   Files;          /* List of input files */
  69     unsigned            SectionCount;   /* Count of sections in this object */
  70     struct Section**    Sections;       /* List of all sections */
  71     unsigned            ExportCount;    /* Count of exports */
  72     struct Export**     Exports;        /* List of all exports */
  73     unsigned            ImportCount;    /* Count of imports */
  74     struct Import**     Imports;        /* List of all imports */
  75     unsigned            DbgSymCount;    /* Count of debug symbols */
  76     struct DbgSym**     DbgSyms;        /* List of debug symbols */
  77     unsigned            LineInfoCount;  /* Count of additional line infos */
  78     struct LineInfo**   LineInfos;      /* List of additional line infos */
  79     unsigned            StringCount;    /* Count of strings */
  80     char**              Strings;        /* List of strings used */
  81 };
  82
  83
  84
  85 /* Object data list management */
  86 extern unsigned         ObjCount;       /* Count of files in the list */
  87 extern ObjData*         ObjRoot;        /* List of object files */
  88 extern ObjData*         ObjLast;        /* Last entry in list */
  89
  90
  91
  92 /*****************************************************************************/
  93 /*                                   Code                                    */
  94 /*****************************************************************************/
  95
  96
  97
  98 ObjData* NewObjData (void);
  99 /* Allocate a new structure on the heap, insert it into the list, return it */
 100
 101 const char* GetObjString (const ObjData* O, unsigned long Index);
 102 /* Get a string from the object file string table. Abort if the string index
 103  * is invalid.
 104  */
 105
 106 const char* GetObjFileName (const ObjData* O);
 107 /* Get the name of the object file. Return "[linker generated]" if the object
 108  * file is NULL.
 109  */
 110
 111 const char* GetSourceFileName (const ObjData* O, unsigned Index);
 112 /* Get the name of the source file with the given index. If O is NULL, return
 113  * "[linker generated]" as the file name.
 114  */
 115
 116
 117
 118 /* End of objdata.h */
 119
 120 #endif
 121
 122
 123
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 125