/*
 * shared.c
 *
 * Developed by Ondrej Jombik <nepto@platon.sk>
 * Copyright (c) 2004 Platon SDG, http://platon.sk/
 * Licensed under terms of GNU General Public License.
 * All rights reserved.
 *
 * Changelog:
 * 2004-05-16 - created
 *
 */

/* $Platon$ */

#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <platon/str/strplus.h>

void normalize_number(char *num) /* {{{ */
{
	register char *ptr;

	for (ptr = num; *ptr != '\0'; ) {
		if (isdigit(*ptr))
			ptr++;
		else
			strdel(ptr);
	}

	for (ptr = num; *ptr != '\0'; ) {
		if (*ptr == '0')
			strdel(ptr);
		else
			break;
	}

	if (! strncmp(ptr, "421", 3)) {
		strdel(ptr);
		strdel(ptr);
		strdel(ptr);
	}

	for (ptr = num; *ptr != '\0'; ) {
		if (*ptr == '0')
			strdel(ptr);
		else
			break;
	}
} /* }}} */

void nul_to_spaces(char *str, int size) /* {{{ */
{
	size--;
	for (; size >= 0; size--)
		if (str[size] == '\0') {
			str[size] = ' ';
			fprintf(stderr, "nul_to_spaces()\n");
		}
} /* }}} */

void xor_memory(void *ptr, int size) /* {{{ */
{
	size--;
	for (; size >= 0; size--)
		((char *) ptr)[size] ^= 0xff;
} /* }}} */

/* Modeline for ViM {{{
 * vim: set ts=4:
 * vim600: fdm=marker fdl=0 fdc=3:
 * }}} */