diff options
author | David M. Lee <dlee@digium.com> | 2013-01-07 14:24:28 -0600 |
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committer | David M. Lee <dlee@digium.com> | 2013-01-07 14:24:28 -0600 |
commit | f3ab456a17af1c89a6e3be4d20c5944853df1cb0 (patch) | |
tree | d00e1a332cd038a6d906a1ea0ac91e1a4458e617 /pjsip/src/pjsip-simple/xpidf.c |
Import pjproject-2.0.1
Diffstat (limited to 'pjsip/src/pjsip-simple/xpidf.c')
-rw-r--r-- | pjsip/src/pjsip-simple/xpidf.c | 301 |
1 files changed, 301 insertions, 0 deletions
diff --git a/pjsip/src/pjsip-simple/xpidf.c b/pjsip/src/pjsip-simple/xpidf.c new file mode 100644 index 0000000..22801d7 --- /dev/null +++ b/pjsip/src/pjsip-simple/xpidf.c @@ -0,0 +1,301 @@ +/* $Id: xpidf.c 3553 2011-05-05 06:14:19Z nanang $ */ +/* + * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) + * Copyright (C) 2003-2008 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/xpidf.h> +#include <pj/assert.h> +#include <pj/guid.h> +#include <pj/pool.h> +#include <pj/string.h> + +static pj_str_t STR_PRESENCE = { "presence", 8 }; +static pj_str_t STR_STATUS = { "status", 6 }; +static pj_str_t STR_OPEN = { "open", 4 }; +static pj_str_t STR_CLOSED = { "closed", 6 }; +static pj_str_t STR_URI = { "uri", 3 }; +static pj_str_t STR_ATOM = { "atom", 4 }; +static pj_str_t STR_ATOMID = { "atomid", 6 }; +static pj_str_t STR_ID = { "id", 2 }; +static pj_str_t STR_ADDRESS = { "address", 7 }; +static pj_str_t STR_SUBSCRIBE_PARAM = { ";method=SUBSCRIBE", 17 }; +static pj_str_t STR_PRESENTITY = { "presentity", 10 }; +static pj_str_t STR_EMPTY_STRING = { NULL, 0 }; + +static pj_xml_node* xml_create_node(pj_pool_t *pool, + pj_str_t *name, const pj_str_t *value) +{ + pj_xml_node *node; + + node = PJ_POOL_ALLOC_T(pool, pj_xml_node); + pj_list_init(&node->attr_head); + pj_list_init(&node->node_head); + node->name = *name; + if (value) pj_strdup(pool, &node->content, value); + else node->content.ptr=NULL, node->content.slen=0; + + return node; +} + +static pj_xml_attr* xml_create_attr(pj_pool_t *pool, pj_str_t *name, + const pj_str_t *value) +{ + pj_xml_attr *attr = PJ_POOL_ALLOC_T(pool, pj_xml_attr); + attr->name = *name; + pj_strdup(pool, &attr->value, value); + return attr; +} + + +PJ_DEF(pjxpidf_pres*) pjxpidf_create(pj_pool_t *pool, const pj_str_t *uri_cstr) +{ + pjxpidf_pres *pres; + pj_xml_node *presentity; + pj_xml_node *atom; + pj_xml_node *addr; + pj_xml_node *status; + pj_xml_attr *attr; + pj_str_t uri; + pj_str_t tmp; + + /* <presence> */ + pres = xml_create_node(pool, &STR_PRESENCE, NULL); + + /* <presentity> */ + presentity = xml_create_node(pool, &STR_PRESENTITY, NULL); + pj_xml_add_node(pres, presentity); + + /* uri attribute */ + uri.ptr = (char*) pj_pool_alloc(pool, uri_cstr->slen + + STR_SUBSCRIBE_PARAM.slen); + pj_strcpy( &uri, uri_cstr); + pj_strcat( &uri, &STR_SUBSCRIBE_PARAM); + attr = xml_create_attr(pool, &STR_URI, &uri); + pj_xml_add_attr(presentity, attr); + + /* <atom> */ + atom = xml_create_node(pool, &STR_ATOM, NULL); + pj_xml_add_node(pres, atom); + + /* atom id */ + pj_create_unique_string(pool, &tmp); + attr = xml_create_attr(pool, &STR_ATOMID, &tmp); + pj_xml_add_attr(atom, attr); + + /* address */ + addr = xml_create_node(pool, &STR_ADDRESS, NULL); + pj_xml_add_node(atom, addr); + + /* address'es uri */ + attr = xml_create_attr(pool, &STR_URI, uri_cstr); + pj_xml_add_attr(addr, attr); + + /* status */ + status = xml_create_node(pool, &STR_STATUS, NULL); + pj_xml_add_node(addr, status); + + /* status attr */ + attr = xml_create_attr(pool, &STR_STATUS, &STR_OPEN); + pj_xml_add_attr(status, attr); + + return pres; +} + + + +PJ_DEF(pjxpidf_pres*) pjxpidf_parse(pj_pool_t *pool, char *text, pj_size_t len) +{ + pjxpidf_pres *pres; + pj_xml_node *node; + + pres = pj_xml_parse(pool, text, len); + if (!pres) + return NULL; + + /* Validate <presence> */ + if (pj_stricmp(&pres->name, &STR_PRESENCE) != 0) + return NULL; + + /* Validate <presentity> */ + node = pj_xml_find_node(pres, &STR_PRESENTITY); + if (node == NULL) + return NULL; + if (pj_xml_find_attr(node, &STR_URI, NULL) == NULL) + return NULL; + + /* Validate <atom> */ + node = pj_xml_find_node(pres, &STR_ATOM); + if (node == NULL) + return NULL; + if (pj_xml_find_attr(node, &STR_ATOMID, NULL) == NULL && + pj_xml_find_attr(node, &STR_ID, NULL) == NULL) + { + return NULL; + } + + /* Address */ + node = pj_xml_find_node(node, &STR_ADDRESS); + if (node == NULL) + return NULL; + if (pj_xml_find_attr(node, &STR_URI, NULL) == NULL) + return NULL; + + + /* Status */ + node = pj_xml_find_node(node, &STR_STATUS); + if (node == NULL) + return NULL; + if (pj_xml_find_attr(node, &STR_STATUS, NULL) == NULL) + return NULL; + + return pres; +} + + +PJ_DEF(int) pjxpidf_print( pjxpidf_pres *pres, char *text, pj_size_t len) +{ + return pj_xml_print(pres, text, len, PJ_TRUE); +} + + +PJ_DEF(pj_str_t*) pjxpidf_get_uri(pjxpidf_pres *pres) +{ + pj_xml_node *presentity; + pj_xml_attr *attr; + + presentity = pj_xml_find_node(pres, &STR_PRESENTITY); + if (!presentity) + return &STR_EMPTY_STRING; + + attr = pj_xml_find_attr(presentity, &STR_URI, NULL); + if (!attr) + return &STR_EMPTY_STRING; + + return &attr->value; +} + + +PJ_DEF(pj_status_t) pjxpidf_set_uri(pj_pool_t *pool, pjxpidf_pres *pres, + const pj_str_t *uri) +{ + pj_xml_node *presentity; + pj_xml_node *atom; + pj_xml_node *addr; + pj_xml_attr *attr; + pj_str_t dup_uri; + + presentity = pj_xml_find_node(pres, &STR_PRESENTITY); + if (!presentity) { + pj_assert(0); + return -1; + } + atom = pj_xml_find_node(pres, &STR_ATOM); + if (!atom) { + pj_assert(0); + return -1; + } + addr = pj_xml_find_node(atom, &STR_ADDRESS); + if (!addr) { + pj_assert(0); + return -1; + } + + /* Set uri in presentity */ + attr = pj_xml_find_attr(presentity, &STR_URI, NULL); + if (!attr) { + pj_assert(0); + return -1; + } + pj_strdup(pool, &dup_uri, uri); + attr->value = dup_uri; + + /* Set uri in address. */ + attr = pj_xml_find_attr(addr, &STR_URI, NULL); + if (!attr) { + pj_assert(0); + return -1; + } + attr->value = dup_uri; + + return 0; +} + + +PJ_DEF(pj_bool_t) pjxpidf_get_status(pjxpidf_pres *pres) +{ + pj_xml_node *atom; + pj_xml_node *addr; + pj_xml_node *status; + pj_xml_attr *attr; + + atom = pj_xml_find_node(pres, &STR_ATOM); + if (!atom) { + pj_assert(0); + return PJ_FALSE; + } + addr = pj_xml_find_node(atom, &STR_ADDRESS); + if (!addr) { + pj_assert(0); + return PJ_FALSE; + } + status = pj_xml_find_node(addr, &STR_STATUS); + if (!status) { + pj_assert(0); + return PJ_FALSE; + } + attr = pj_xml_find_attr(status, &STR_STATUS, NULL); + if (!attr) { + pj_assert(0); + return PJ_FALSE; + } + + return pj_stricmp(&attr->value, &STR_OPEN)==0 ? PJ_TRUE : PJ_FALSE; +} + + +PJ_DEF(pj_status_t) pjxpidf_set_status(pjxpidf_pres *pres, pj_bool_t online_status) +{ + pj_xml_node *atom; + pj_xml_node *addr; + pj_xml_node *status; + pj_xml_attr *attr; + + atom = pj_xml_find_node(pres, &STR_ATOM); + if (!atom) { + pj_assert(0); + return -1; + } + addr = pj_xml_find_node(atom, &STR_ADDRESS); + if (!addr) { + pj_assert(0); + return -1; + } + status = pj_xml_find_node(addr, &STR_STATUS); + if (!status) { + pj_assert(0); + return -1; + } + attr = pj_xml_find_attr(status, &STR_STATUS, NULL); + if (!attr) { + pj_assert(0); + return -1; + } + + attr->value = ( online_status ? STR_OPEN : STR_CLOSED ); + return 0; +} + |