diff options
Diffstat (limited to 'pjsip/src/pjsip-simple/presence_body.c')
| -rw-r--r-- | pjsip/src/pjsip-simple/presence_body.c | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/pjsip/src/pjsip-simple/presence_body.c b/pjsip/src/pjsip-simple/presence_body.c new file mode 100644 index 00000000..c67890c1 --- /dev/null +++ b/pjsip/src/pjsip-simple/presence_body.c @@ -0,0 +1,228 @@ +/* $Id$ */ +/* + * Copyright (C) 2003-2006 Benny Prijono <benny@prijono.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#include <pjsip-simple/presence.h> +#include <pjsip-simple/errno.h> +#include <pjsip/sip_msg.h> +#include <pjsip/sip_transport.h> +#include <pj/guid.h> +#include <pj/log.h> +#include <pj/pool.h> +#include <pj/string.h> + + +#define THIS_FILE "presence_body.c" + + +static const pj_str_t STR_APPLICATION = { "application", 11 }; +static const pj_str_t STR_PIDF_XML = { "pidf+xml", 8 }; +static const pj_str_t STR_XPIDF_XML = { "xpidf+xml", 9 }; + + + + +/* + * Function to print XML message body. + */ +static int pres_print_body(struct pjsip_msg_body *msg_body, + char *buf, pj_size_t size) +{ + return pj_xml_print(msg_body->data, buf, size, PJ_TRUE); +} + + +/* + * Function to clone XML document. + */ +static void* xml_clone_data(pj_pool_t *pool, const void *data, unsigned len) +{ + PJ_UNUSED_ARG(len); + return pj_xml_clone( pool, data); +} + + +/* + * This is a utility function to create PIDF message body from PJSIP + * presence status (pjsip_pres_status). + */ +PJ_DEF(pj_status_t) pjsip_pres_create_pidf( pj_pool_t *pool, + const pjsip_pres_status *status, + const pj_str_t *entity, + pjsip_msg_body **p_body ) +{ + pjpidf_pres *pidf; + pjsip_msg_body *body; + unsigned i; + + /* Create <presence>. */ + pidf = pjpidf_create(pool, entity); + + /* Create <tuple> */ + for (i=0; i<status->info_cnt; ++i) { + + pjpidf_tuple *pidf_tuple; + pjpidf_status *pidf_status; + pj_str_t id; + + /* Add tuple id. */ + if (status->info[i].id.slen == 0) { + pj_create_unique_string(pool, &id); + } else { + id = status->info[i].id; + } + + pidf_tuple = pjpidf_pres_add_tuple(pool, pidf, &id); + + /* Set <contact> */ + if (status->info[i].contact.slen) + pjpidf_tuple_set_contact(pool, pidf_tuple, + &status->info[i].contact); + + + /* Set basic status */ + pidf_status = pjpidf_tuple_get_status(pidf_tuple); + pjpidf_status_set_basic_open(pidf_status, + status->info[i].basic_open); + } + + body = pj_pool_zalloc(pool, sizeof(pjsip_msg_body)); + body->data = pidf; + body->content_type.type = STR_APPLICATION; + body->content_type.subtype = STR_PIDF_XML; + body->print_body = &pres_print_body; + body->clone_data = &xml_clone_data; + + *p_body = body; + + return PJ_SUCCESS; +} + + +/* + * This is a utility function to create X-PIDF message body from PJSIP + * presence status (pjsip_pres_status). + */ +PJ_DEF(pj_status_t) pjsip_pres_create_xpidf( pj_pool_t *pool, + const pjsip_pres_status *status, + const pj_str_t *entity, + pjsip_msg_body **p_body ) +{ + /* Note: PJSIP implementation of XPIDF is not complete! + */ + pjxpidf_pres *xpidf; + pjsip_msg_body *body; + + PJ_LOG(4,(THIS_FILE, "Warning: XPIDF format is not fully supported " + "by PJSIP")); + + /* Create XPIDF document. */ + xpidf = pjxpidf_create(pool, entity); + + /* Set basic status. */ + if (status->info_cnt > 0) + pjxpidf_set_status( xpidf, status->info[0].basic_open); + else + pjxpidf_set_status( xpidf, PJ_FALSE); + + body = pj_pool_zalloc(pool, sizeof(pjsip_msg_body)); + body->data = xpidf; + body->content_type.type = STR_APPLICATION; + body->content_type.subtype = STR_XPIDF_XML; + body->print_body = &pres_print_body; + body->clone_data = &xml_clone_data; + + *p_body = body; + + return PJ_SUCCESS; +} + + + +/* + * This is a utility function to parse PIDF body into PJSIP presence status. + */ +PJ_DEF(pj_status_t) pjsip_pres_parse_pidf( pjsip_rx_data *rdata, + pj_pool_t *pool, + pjsip_pres_status *pres_status) +{ + pjpidf_pres *pidf; + pjpidf_tuple *pidf_tuple; + + pidf = pjpidf_parse(rdata->tp_info.pool, + rdata->msg_info.msg->body->data, + rdata->msg_info.msg->body->len); + if (pidf == NULL) + return PJSIP_SIMPLE_EBADPIDF; + + pres_status->info_cnt = 0; + + pidf_tuple = pjpidf_pres_get_first_tuple(pidf); + while (pidf_tuple) { + pjpidf_status *pidf_status; + + pj_strdup(pool, + &pres_status->info[pres_status->info_cnt].id, + pjpidf_tuple_get_id(pidf_tuple)); + + pj_strdup(pool, + &pres_status->info[pres_status->info_cnt].contact, + pjpidf_tuple_get_contact(pidf_tuple)); + + pidf_status = pjpidf_tuple_get_status(pidf_tuple); + if (pidf_status) { + pres_status->info[pres_status->info_cnt].basic_open = + pjpidf_status_is_basic_open(pidf_status); + } else { + pres_status->info[pres_status->info_cnt].basic_open = PJ_FALSE; + } + + pidf_tuple = pjpidf_pres_get_next_tuple( pidf, pidf_tuple ); + pres_status->info_cnt++; + } + + return PJ_SUCCESS; +} + + +/* + * This is a utility function to parse X-PIDF body into PJSIP presence status. + */ +PJ_DEF(pj_status_t) pjsip_pres_parse_xpidf(pjsip_rx_data *rdata, + pj_pool_t *pool, + pjsip_pres_status *pres_status) +{ + pjxpidf_pres *xpidf; + + xpidf = pjxpidf_parse(rdata->tp_info.pool, + rdata->msg_info.msg->body->data, + rdata->msg_info.msg->body->len); + if (xpidf == NULL) + return PJSIP_SIMPLE_EBADXPIDF; + + pres_status->info_cnt = 1; + + pj_strdup(pool, + &pres_status->info[0].contact, + pjxpidf_get_uri(xpidf)); + pres_status->info[0].basic_open = pjxpidf_get_status(xpidf); + pres_status->info[0].id.slen = 0; + + return PJ_SUCCESS; +} + + |