deb-goldedplus/goldlib/gall/gprnutil.cpp

//  This may look like C code, but it is really -*- C++ -*-

//  ------------------------------------------------------------------
//  The Goldware Library
//  Copyright (C) 1990-1999 Odinn Sorensen
//  ------------------------------------------------------------------
//  This library is free software; you can redistribute it and/or
//  modify it under the terms of the GNU Library General Public
//  License as published by the Free Software Foundation; either
//  version 2 of the License, or (at your option) any later version.
//
//  This library is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
//  Library General Public License for more details.
//
//  You should have received a copy of the GNU Library General Public
//  License along with this program; if not, write to the Free
//  Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
//  MA 02111-1307, USA
//  ------------------------------------------------------------------
//  $Id$
//  ------------------------------------------------------------------
//  GoldED printer definition helper.
//  ------------------------------------------------------------------

#include <cstdio>
#include <cstdlib>
#include <gstrall.h>


//  ------------------------------------------------------------------
//  Convert printer definition string to binary codes

char* CvtPrnstr(char* str, char* prn) {

  uint value;
  byte len=0;
  char buf[256];
  char* ptr=prn;

  while(*ptr) {
    switch(*ptr) {
      case '$':
        ptr++;
        do {
          sscanf(ptr, "%2x", &value);
          buf[len++] = (byte)value;
          if(isxdigit(*ptr) and *ptr)   // Skip first digit
            ptr++;
          if(isxdigit(*ptr) and *ptr)   // Skip second digit
            ptr++;
        } while(isxdigit(*ptr) and *ptr);
        break;
      case '#':
        ptr++;
        value = (byte)atoi(ptr);
        buf[len++] = value;
        while(isdigit(*ptr) and *ptr)
          ptr++;
        break;
      case '\"':
        ptr++;
        while(*ptr != '\"' and *ptr)
          buf[len++] = *ptr++;
        if(*ptr)
          ptr++;
        break;
      case '\'':
        ptr++;
        while(*ptr != '\'' and *ptr)
          buf[len++] = *ptr++;
        if(*ptr)
          ptr++;
        break;
      default:
        ptr++;
    }
  }

  *str = len;
  memcpy(str+1, buf, len);

  return str;
}


//  ------------------------------------------------------------------