73ef4ff3
 Hu Chunming
提交三方库
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/*
The oSIP library implements the Session Initiation Protocol (SIP -rfc3261-)
Copyright (C) 2001-2020 Aymeric MOIZARD amoizard@antisip.com
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
*/
#include <osipparser2/internal.h>
#include <osipparser2/osip_port.h>
#include <osipparser2/osip_message.h>
#include <osipparser2/osip_parser.h>
/* adds the contact header to message. */
/* INPUT : const char *hvalue | value of header. */
/* OUTPUT: osip_message_t *sip | structure to save results. */
/* returns -1 on error. */
int osip_message_set_contact(osip_message_t *sip, const char *hvalue) {
int i;
osip_contact_t *contact;
if (hvalue == NULL || hvalue[0] == '\0')
return OSIP_SUCCESS;
i = osip_contact_init(&contact);
if (i != 0)
return i;
i = osip_contact_parse(contact, hvalue);
if (i != 0) {
osip_contact_free(contact);
return i;
}
sip->message_property = 2;
osip_list_add(&sip->contacts, contact, -1);
return OSIP_SUCCESS; /* ok */
}
/* parses a contact header. */
/* INPUT : const char *string | pointer to a contact string.*/
/* OUTPUT: osip_contact_t *contact | structure to save results. */
/* returns -1 on error. */
int osip_contact_parse(osip_contact_t *contact, const char *hvalue) {
if (contact == NULL)
return OSIP_BADPARAMETER;
if (strncmp(hvalue, "*", 1) == 0) {
contact->displayname = osip_strdup(hvalue);
if (contact->displayname == NULL) {
return OSIP_NOMEM;
}
return OSIP_SUCCESS;
}
return osip_from_parse((osip_from_t *) contact, hvalue);
}
#ifndef MINISIZE
int osip_contact_init(osip_contact_t **contact) {
return osip_from_init((osip_from_t **) contact);
}
#endif
#ifndef MINISIZE
/* returns the pos of contact header. */
/* INPUT : int pos | pos of contact header. */
/* INPUT : osip_message_t *sip | sip message. */
/* OUTPUT: osip_contact_t *contact | structure to save results. */
/* returns -1 on error. */
int osip_message_get_contact(const osip_message_t *sip, int pos, osip_contact_t **dest) {
*dest = NULL;
if (sip == NULL)
return OSIP_BADPARAMETER;
if (osip_list_size(&sip->contacts) <= pos)
return OSIP_UNDEFINED_ERROR; /* does not exist */
*dest = (osip_contact_t *) osip_list_get(&sip->contacts, pos);
return pos;
}
#endif
/* returns the contact header as a string.*/
/* INPUT : osip_contact_t *contact | contact. */
/* returns null on error. */
int osip_contact_to_str(const osip_contact_t *contact, char **dest) {
if (contact == NULL)
return OSIP_BADPARAMETER;
if (contact->displayname != NULL) {
if (strncmp(contact->displayname, "*", 1) == 0) {
*dest = osip_strdup("*");
if (*dest == NULL)
return OSIP_NOMEM;
return OSIP_SUCCESS;
}
}
return osip_from_to_str((osip_from_t *) contact, dest);
}
#ifndef MINISIZE
/* deallocates a osip_contact_t structure. */
/* INPUT : osip_contact_t *| contact. */
void osip_contact_free(osip_contact_t *contact) {
osip_from_free((osip_from_t *) contact);
}
int osip_contact_clone(const osip_contact_t *contact, osip_contact_t **dest) {
return osip_from_clone((osip_from_t *) contact, (osip_from_t **) dest);
}
#endif
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