git.sur5r.net Git - cc65/blob - src/ca65/fragment.h

   1 /*****************************************************************************/
   2 /*                                                                           */
   3 /*                                fragment.h                                 */
   4 /*                                                                           */
   5 /*                Data fragments for the ca65 crossassembler                 */
   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 FRAGMENT_H
  37 #define FRAGMENT_H
  38
  39
  40
  41 /* common */
  42 #include "exprdefs.h"
  43 #include "filepos.h"
  44
  45
  46
  47 /*****************************************************************************/
  48 /*                              struct Fragment                              */
  49 /*****************************************************************************/
  50
  51
  52
  53 typedef struct Fragment Fragment;
  54 struct Fragment {
  55     Fragment*           Next;           /* Pointer to next fragment in segment */
  56     Fragment*           LineList;       /* List of fragments for one src line */
  57     FilePos             Pos;            /* File position for this fragment */
  58     struct LineInfo*    LI;             /* Extra line info */
  59     unsigned short      Len;            /* Length for this fragment */
  60     unsigned char       Type;           /* Fragment type */
  61     union {
  62         unsigned char   Data[4];        /* Literal values */
  63         ExprNode*       Expr;           /* Expression */
  64     } V;
  65 };
  66
  67
  68
  69 /*****************************************************************************/
  70 /*                                   Code                                    */
  71 /*****************************************************************************/
  72
  73
  74
  75 Fragment* NewFragment (unsigned char Type, unsigned short Len);
  76 /* Create, initialize and return a new fragment. The fragment will be inserted
  77  * into the current segment.
  78  */
  79
  80
  81
  82 /* End of fragment.h */
  83 #endif
  84
  85
  86
  87