/*  The oSIP library implements the Session Initiation Protocol (SIP -rfc3261-)  Copyright (C) 2001,2002,2003,2004,2005  Aymeric MOIZARD jack@atosc.org    This library is free software; you can redistribute it and/or  modify it under the terms of the GNU Lesser General Public  License as published by the Free Software Foundation; either  version 2.1 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  Lesser General Public License for more details.    You should have received a copy of the GNU Lesser General Public  License along with this library; if not, write to the Free Software  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA*/#ifndef _OSIP_TO_H_#define _OSIP_TO_H_#include <osipparser2/headers/osip_from.h>/** * @file osip_to.h * @brief oSIP osip_to header definition. *//** * @defgroup oSIP_TO oSIP to header definition. * @ingroup oSIP_HEADERS * @{ *//** * Structure for To headers. * @var osip_to_t */  typedef osip_from_t osip_to_t;#ifdef __cplusplusextern "C"{#endif/** * Allocate a To element. * @param header The element to work on. */  int osip_to_init (osip_to_t ** header);/** * Free a To element. * @param header The element to work on. */  void osip_to_free (osip_to_t * header);/** * Parse a To element. * @param header The element to work on. * @param hvalue The string to parse. */  int osip_to_parse (osip_to_t * header, const char *hvalue);/** * Get a string representation of a To element. * @param header The element to work on. * @param dest A pointer on the new allocated string. */  int osip_to_to_str (const osip_to_t * header, char **dest);/** * Clone a To element. * @param header The element to work on. * @param dest A pointer on the copy of the element. */  int osip_to_clone (const osip_to_t * header, osip_to_t ** dest);/** * Set the displayname in the To element. * @param header The element to work on. * @param value The value of the element. */#define osip_to_set_displayname(header,value) osip_from_set_displayname((osip_from_t*)header,value)/** * Get the displayname from a To header. * @param header The element to work on. */#define osip_to_get_displayname(header)       osip_from_get_displayname((osip_from_t*)header)/** * Set the url in the To element. * @param header The element to work on. * @param url The value of the element. */#define osip_to_set_url(header,url)         osip_from_set_url((osip_from_t*)header,url)/** * Get the url from a To header. * @param header The element to work on. */#define osip_to_get_url(header)               osip_from_get_url((osip_from_t*)header)/** * Get a header parameter from a To element. * @param header The element to work on. * @param pos The index of the element to get. * @param dest A pointer on the element found. */#define osip_to_param_get(header,pos,dest) osip_from_param_get((osip_from_t*)header,pos,dest)/** * Find a header parameter in a To element. * @param header The element to work on. * @param name The token name to search. * @param dest A pointer on the element found. */#define osip_to_param_get_byname(header,name,dest) osip_generic_param_get_byname((&(header)->gen_params),name,dest)/** * Allocate and add a generic parameter element in a list. * @param header The element to work on. * @param name The token name. * @param value The token value. */#define osip_to_param_add(header,name,value) osip_generic_param_add((&(header)->gen_params),name,value)/** * Allocate and add a tag parameter element in a list. * @param header The element to work on. * @param value The token value. */#define osip_to_set_tag(header,value) osip_generic_param_add((&(header)->gen_params), osip_strdup("tag"),value)/** * Find a tag parameter in a To element. * @param header The element to work on. * @param dest A pointer on the element found. */#define osip_to_get_tag(header,dest) osip_generic_param_get_byname((&(header)->gen_params), "tag",dest)#ifndef DOXYGEN			/* avoid DOXYGEN warning *//* Compare the username, host and tag part of the two froms */#define osip_to_compare(header1, header2) osip_from_compare((osip_from_t *)header1, (osip_from_t *)header2)#endif/** * Check if the tags in the To headers match. * NOTE: THIS IS AN INTERNAL METHOD ONLY * @param to1 The first To header. * @param to2 The second To header. */  int osip_to_tag_match (osip_to_t * to1, osip_to_t * to2);#ifdef __cplusplus}#endif/** @} */#endif