IABSD.fr/xenocara/lib/libXfont/src/Speedo/reset.c

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• Author : matthieu
  Date : 2006-11-25 16:46:32
  Hash : 606ceaa6
  Message : import from X.Org 7.2RC1

• lib/libXfont/src/Speedo/reset.c

• /* $Xorg: reset.c,v 1.3 2000/08/17 19:46:26 cpqbld Exp $ */
  
  /*
  
  Copyright 1989-1991, Bitstream Inc., Cambridge, MA.
  You are hereby granted permission under all Bitstream propriety rights to
  use, copy, modify, sublicense, sell, and redistribute the Bitstream Speedo
  software and the Bitstream Charter outline font for any purpose and without
  restrictions; provided, that this notice is left intact on all copies of such
  software or font and that Bitstream's trademark is acknowledged as shown below
  on all unmodified copies of such font.
  
  BITSTREAM CHARTER is a registered trademark of Bitstream Inc.
  
  
  BITSTREAM INC. DISCLAIMS ANY AND ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING
  WITHOUT LIMITATION THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  PARTICULAR PURPOSE.  BITSTREAM SHALL NOT BE LIABLE FOR ANY DIRECT OR INDIRECT
  DAMAGES, INCLUDING BUT NOT LIMITED TO LOST PROFITS, LOST DATA, OR ANY OTHER
  INCIDENTAL OR CONSEQUENTIAL DAMAGES, ARISING OUT OF OR IN ANY WAY CONNECTED
  WITH THE SPEEDO SOFTWARE OR THE BITSTREAM CHARTER OUTLINE FONT.
  
  */
  /* $XFree86: xc/lib/font/Speedo/reset.c,v 1.2 1999/02/07 06:18:17 dawes Exp $ */
  
  
  
  /******************************* R E S E T . C *******************************
   *                                                                           *
   * This module provides initialization functions.                            *
   *                                                                           *
   ****************************************************************************/
  
  #ifdef HAVE_CONFIG_H
  #include <config.h>
  #endif
  #include "spdo_prv.h"               /* General definitions for Speedo     */
  #include "keys.h"                /* Font decryption keys */
  
  #define   DEBUG      0
  
  #if DEBUG
  #include <stdio.h>
  #define SHOW(X) printf("X = %d\n", X)
  #else
  #define SHOW(X)
  #endif
  
  /***** GLOBAL VARIABLES *****/
  
  /*****  GLOBAL FUNCTIONS *****/
  
  /***** EXTERNAL VARIABLES *****/
  
  /***** EXTERNAL FUNCTIONS *****/
  
  /***** STATIC VARIABLES *****/
  
  /***** STATIC FUNCTIONS *****/
  
  
  FUNCTION void reset()
  GDECL
  /*
   * Called by the host software to intialize the Speedo mechanism
   */
  {
  sp_globals.specs_valid = FALSE;            /* Flag specs not valid */
  
  /* Reset decryption key */
  sp_globals.key32 = (KEY3 << 8) | KEY2;
  sp_globals.key4 = KEY4;
  sp_globals.key6 = KEY6;
  sp_globals.key7 = KEY7;
  sp_globals.key8 = KEY8;
  
  #if INCL_RULES
  sp_globals.constr.font_id_valid = FALSE;
  #endif
  
  #if INCL_MULTIDEV
  #if INCL_BLACK || INCL_SCREEN || INCL_2D
  sp_globals.bitmap_device_set = FALSE;
  #endif
  #if INCL_OUTLINE
  sp_globals.outline_device_set = FALSE;
  #endif
  #endif
  }
  
  #if INCL_KEYS
  FUNCTION void set_key(
  GDECL
  ufix8 key[])         /* Specified decryption key */
  /*
   * Dynamically sets font decryption key.
   */
  {
  sp_globals.key32 = ((ufix16)key[3] << 8) | key[2];
  sp_globals.key4 = key[4];
  sp_globals.key6 = key[6];
  sp_globals.key7 = key[7];
  sp_globals.key8 = key[8];
  }
  #endif
  
  
  
  FUNCTION ufix16 get_cust_no(
  GDECL
  buff_t font_buff)
  /*
  	returns customer number from font 
  */
  { 
  ufix8 FONTFAR *hdr2_org;
  ufix16 private_off;
  
  private_off = read_word_u(font_buff.org + FH_HEDSZ);
  if (private_off + FH_CUSNR > font_buff.no_bytes)
  	{
  	report_error(1);           /* Insufficient font data loaded */
      return FALSE;
      }
  
  hdr2_org = font_buff.org + private_off;
  
  return (read_word_u(hdr2_org + FH_CUSNR));
  }