/* Copyright 1988 by Abacus Research and
 * Development, Inc.  All rights reserved.
 */

#if !defined (OMIT_RCSID_STRINGS)
char ROMlib_rcsid_custom[] =
		"$Id: custom.c 131 2006-05-10 19:23:20Z ctm $";
#endif

#include "rsys/common.h"
#include "rsys/custom.h"
#include "rsys/version.h"
#include "rsys/aboutbox.h"

PRIVATE custom_block_t custom =
{
  CUSTOM_MAGIC,
};

PRIVATE void *
find_custom_string (const char *str)
{
  header_t *headerp;
  void *retval;

  for (headerp = custom.headers;
       headerp->length && headerp->magic != *(uint32 *)str;
       headerp = (header_t *)
	 ((char *) headerp + headerp->length + sizeof *headerp));
    ;
  if (headerp->length)
    retval = headerp;
  else
    retval = NULL;

  return retval;
}

PUBLIC custom_val_t *ROMlib_checksump;
PUBLIC custom_vals_t *ROMlib_creatorsp;
PUBLIC custom_chars_t *ROMlib_licensep;
PUBLIC custom_val_t *ROMlib_first_snp;
PUBLIC custom_val_t *ROMlib_last_snp;
PUBLIC custom_chars_t *ROMlib_splashp;
PUBLIC custom_val_t *ROMlib_about_boxp;
PUBLIC custom_chars_t *ROMlib_copyright_infop;
PUBLIC custom_chars_t *ROMlib_thank_you_infop;
PUBLIC custom_chars_t *ROMlib_registration_instructionsp;
PUBLIC custom_chars_t *ROMlib_magic_volumesp;
PUBLIC custom_val_t *ROMlib_must_registerp;
PUBLIC custom_chars_t *ROMlib_mac_cdromp;
PUBLIC custom_chars_t *ROMlib_mac_demo_idp;
PUBLIC custom_val_t *ROMlib_disable_command_key_equivsp;
PUBLIC custom_chars_t *ROMlib_restart_stringp;
PUBLIC custom_chars_t *ROMlib_menu_about_stringp;
PRIVATE custom_chars_t *version_stringp;
PUBLIC custom_chars_t *ROMlib_suffix_mapsp;
PUBLIC custom_chars_t *ROMlib_default_appp;
PUBLIC custom_val_t *ROMlib_days_of_demop;


/*
 * The about box string is a pascal string with a leading 0 to satisfy some
 * weird compatibility constraint.
 */

PRIVATE StringPtr
about_box_string_from_c_string (const char *str)
{
  StringPtr retval;
  int len;

  len = strlen (str) + 2;
  retval = (StringPtr) malloc (len);
  if (retval)
    {
      retval[0] = len - 1;
      retval[1] = 0;
      memcpy (retval+2, str, len - 2);
    }
  return retval;
}

PRIVATE char *
executor_full_name_from_prefix (const char *str)
{
  char *retval;
  int len;

  len = strlen (str) + 1 + strlen (EXECUTOR_VERSION) + 1;
  retval = malloc (len);
  if (retval)
    sprintf (retval, "%s %s", str, EXECUTOR_VERSION);

  return retval;
}

PUBLIC void
ROMlib_do_custom (void)
{
  ROMlib_checksump = find_custom_string (CUSTOM_CHECKSUM);
  ROMlib_creatorsp = find_custom_string (CUSTOM_CREATORS);
  ROMlib_licensep = find_custom_string (CUSTOM_LICENSE);
  ROMlib_first_snp = find_custom_string (CUSTOM_FIRST_SN);
  ROMlib_last_snp = find_custom_string (CUSTOM_LAST_SN);
  ROMlib_splashp = find_custom_string (CUSTOM_SPLASH);
  ROMlib_about_boxp = find_custom_string (CUSTOM_ABOUT_BOX);
  ROMlib_copyright_infop = find_custom_string (CUSTOM_COPYRIGHT_INFO);
  ROMlib_thank_you_infop = find_custom_string (CUSTOM_THANK_YOU_INFO);
  ROMlib_registration_instructionsp =
    find_custom_string (CUSTOM_REGISTRATION_INSTRUCTIONS);
  ROMlib_magic_volumesp = find_custom_string (CUSTOM_MAGIC_VOLUMES);
  ROMlib_suffix_mapsp = find_custom_string (CUSTOM_SUFFIX_MAPS);
  ROMlib_default_appp = find_custom_string (CUSTOM_DEFAULT_APP);
  ROMlib_must_registerp = find_custom_string (CUSTOM_MUST_REGISTER);
  ROMlib_mac_cdromp = find_custom_string (CUSTOM_MAC_CDROM);
  ROMlib_mac_demo_idp = find_custom_string (CUSTOM_DEMO_IDENTIFIER);
  ROMlib_disable_command_key_equivsp
    = find_custom_string (CUSTOM_DISABLE_COMMAND_KEYS);
  ROMlib_restart_stringp = find_custom_string (CUSTOM_RESTART_STRING);

  ROMlib_menu_about_stringp = find_custom_string (CUSTOM_MENU_ABOUT_STRING);
  if (ROMlib_menu_about_stringp)
    about_box_menu_name_pstr
      = about_box_string_from_c_string ((char *)
					ROMlib_menu_about_stringp->chars);

  version_stringp = find_custom_string (CUSTOM_VERSION_STRING);
  if (version_stringp)
    ROMlib_executor_full_name
      = executor_full_name_from_prefix ((char *) version_stringp->chars);
  ROMlib_days_of_demop = find_custom_string (CUSTOM_DEMO_DAYS);
}