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/*
 * uriparser - RFC 3986 URI parsing library
 *
 * Copyright (C) 2007, Weijia Song <songweijia@gmail.com>
 * Copyright (C) 2007, Sebastian Pipping <sebastian@pipping.org>
 * All rights reserved.
 *
 * Redistribution  and use in source and binary forms, with or without
 * modification,  are permitted provided that the following conditions
 * are met:
 *
 *     * Redistributions   of  source  code  must  retain  the   above
 *       copyright  notice, this list of conditions and the  following
 *       disclaimer.
 *
 *     * Redistributions  in  binary  form must  reproduce  the  above
 *       copyright  notice, this list of conditions and the  following
 *       disclaimer   in  the  documentation  and/or  other  materials
 *       provided with the distribution.
 *
 *     * Neither  the name of the <ORGANIZATION> nor the names of  its
 *       contributors  may  be  used to endorse  or  promote  products
 *       derived  from  this software without specific  prior  written
 *       permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS  IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT  NOT
 * LIMITED  TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND  FITNESS
 * FOR  A  PARTICULAR  PURPOSE ARE DISCLAIMED. IN NO EVENT  SHALL  THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL,    SPECIAL,   EXEMPLARY,   OR   CONSEQUENTIAL   DAMAGES
 * (INCLUDING,  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES;  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT  LIABILITY,  OR  TORT (INCLUDING  NEGLIGENCE  OR  OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/**
 * @file UriIp4Base.c
 * Holds code independent of the encoding pass.
 */

#ifndef URI_DOXYGEN
# include "UriIp4Base.h"
#endif



void uriStackToOctet(UriIp4Parser * parser, unsigned char * octet) {
	switch (parser->stackCount) {
	case 1:
		*octet = parser->stackOne;
		break;

	case 2:
		*octet = parser->stackOne * 10
				+ parser->stackTwo;
		break;

	case 3:
		*octet = parser->stackOne * 100
				+ parser->stackTwo * 10
				+ parser->stackThree;
		break;

	default:
		;
	}
	parser->stackCount = 0;
}



void uriPushToStack(UriIp4Parser * parser, unsigned char digit) {
	switch (parser->stackCount) {
	case 0:
		parser->stackOne = digit;
		parser->stackCount = 1;
		break;

	case 1:
		parser->stackTwo = digit;
		parser->stackCount = 2;
		break;

	case 2:
		parser->stackThree = digit;
		parser->stackCount = 3;
		break;

	default:
		;
	}
}