src/vtx2ascii-src/vtxdecode.h

   1 #ifndef VTXDECODE_H_INCLUDED
   2 #define VTXDECODE_H_INCLUDED
   3
   4 /* $Id: vtxdecode.h,v 1.3 1997/03/26 00:17:34 mb Exp mb $
   5  *
   6  * Copyright (c) 1994-96 Martin Buck  <martin-2.buck@student.uni-ulm.de>
   7  * Read COPYING for more information
   8  */
   9
  10
  11 #include <sys/vtx.h>
  12
  13
  14 #define VTXOK 0
  15 #define VTXEINVAL -1
  16 #define VTXEPARITY -2
  17
  18 #define VTX_COLMASK 0x07        /* I rely on the position of the VTX_COLMASK & VTX_BGMASK bits! */
  19 #define VTX_BGMASK (0x07 << 3)
  20 #define VTX_GRSEP (1 << 7)
  21 #define VTX_HIDDEN (1 << 8)
  22 #define VTX_BOX (1 << 9)
  23 #define VTX_FLASH (1 << 10)
  24 #define VTX_DOUBLE1 (1 << 11)
  25 #define VTX_DOUBLE2 (1 << 12)
  26 #define VTX_INVERT (1 << 13)
  27 #define VTX_DOUBLE (VTX_DOUBLE1 | VTX_DOUBLE2)
  28
  29
  30 typedef unsigned char chr_t;
  31 typedef unsigned short attrib_t;
  32 typedef struct {
  33   chr_t chr[VTX_PAGESIZE];
  34   attrib_t attrib[VTX_PAGESIZE];
  35   vtx_pageinfo_t info;
  36 } vtxpage_t;
  37
  38
  39 extern const chr_t cct2vtx_table[][96];
  40 extern const char vtx2iso_table[], vtx2iso_lc_table[], vtxiso_worddelim[];
  41
  42
  43 int decode_page(const byte_t *pgbuf, vtxpage_t *page, int y1, int y2);
  44
  45 #endif /* VTXDECODE_H_INCLUDED */