static int w_xcaps_put(sip_msg_t* msg, char* puri, char* ppath,
char* pbody)
{
struct sip_uri turi;
str uri;
str path;
str body = {0, 0};
str etag;
str etag_hdr;
str tbuf;
str nbuf = {0, 0};
str allow = {0, 0};
pv_elem_t *xm;
xcap_uri_t xuri;
if(puri==0 || ppath==0 || pbody==0)
{
LM_ERR("invalid parameters\n");
goto error;
}
if(fixup_get_svalue(msg, (gparam_p)puri, &uri)!=0)
{
LM_ERR("unable to get uri\n");
goto error;
}
if(uri.s==NULL || uri.len == 0)
{
LM_ERR("invalid uri parameter\n");
goto error;
}
if(fixup_get_svalue(msg, (gparam_p)ppath, &path)!=0)
{
LM_ERR("unable to get path\n");
goto error;
}
if(path.s==NULL || path.len == 0)
{
LM_ERR("invalid path parameter\n");
return -1;
}
if(parse_uri(uri.s, uri.len, &turi)!=0)
{
LM_ERR("parsing uri parameter\n");
goto error;
}
if(xcap_parse_uri(&path, &xcaps_root, &xuri)<0)
{
LM_ERR("cannot parse xcap uri [%.*s]\n",
path.len, path.s);
goto error;
}
switch(xuri.type)
{
case DIRECTORY:
case XCAP_CAPS:
allow.s = xcaps_hdr_buf;
allow.len = snprintf(allow.s, XCAPS_HDR_SIZE, "Allow: GET\r\n");
xcaps_send_reply(msg, 405, &xcaps_str_notallowed, &allow, NULL, NULL);
break;
case SEARCH:
allow.s = xcaps_hdr_buf;
allow.len = snprintf(allow.s, XCAPS_HDR_SIZE, "Allow: POST\r\n");
xcaps_send_reply(msg, 405, &xcaps_str_notallowed, &allow, NULL, NULL);
break;
default:
xm = (pv_elem_t*)pbody;
body.len = xcaps_buf.len - 1;
if(pv_printf(msg, xm, xcaps_buf.s, &body.len)<0)
{
LM_ERR("unable to get body\n");
goto error;
}
if(body.len <= 0)
{
LM_ERR("invalid body parameter\n");
goto error;
}
body.s = (char*)pkg_malloc(body.len+1);
if(body.s==NULL)
{
LM_ERR("no more pkg\n");
goto error;
}
memcpy(body.s, xcaps_buf.s, body.len);
body.s[body.len] = '\0';
xcaps_get_db_etag(&turi.user, &turi.host, &xuri, &etag);
if(check_preconditions(msg, etag)!=1)
{
xcaps_send_reply(msg, 412, &xcaps_str_precon, NULL, NULL, NULL);
pkg_free(body.s);
return -2;
}
if(xuri.nss!=NULL && xuri.node.len>0)
{
/* partial document upload
* - fetch, update, delete and store
*/
if(xcaps_get_db_doc(&turi.user, &turi.host, &xuri, &tbuf) != 0)
{
LM_ERR("could not fetch xcap document\n");
goto error;
}
if(xcaps_xpath_hack(&tbuf, 0)<0)
{
LM_ERR("could not hack xcap document\n");
goto error;
}
if(xcaps_xpath_set(&tbuf, &xuri.node, &body, &nbuf)<0)
{
LM_ERR("could not update xcap document\n");
goto error;
}
if(nbuf.len<=0)
{
LM_ERR("no new content\n");
goto error;
}
pkg_free(body.s);
body = nbuf;
if(xcaps_xpath_hack(&body, 1)<0)
{
LM_ERR("could not hack xcap document\n");
goto error;
}
}
if(xcaps_generate_etag_hdr(&etag_hdr)<0)
{
LM_ERR("could not generate etag\n");
goto error;
}
etag.s = etag_hdr.s + 7; /* 'ETag: "' */
etag.len = etag_hdr.len - 10; /* 'ETag: " "\r\n' */
if(xcaps_put_db(&turi.user, &turi.host,
&xuri, &etag, &body)<0)
{
LM_ERR("could not store document\n");
goto error;
}
xcaps_send_reply(msg, 200, &xcaps_str_ok, &etag_hdr,
NULL, NULL);
if(body.s!=NULL)
pkg_free(body.s);
break;
}
return 1;
error:
xcaps_send_reply(msg, 500, &xcaps_str_srverr, NULL, NULL, NULL);
if(body.s!=NULL)
pkg_free(body.s);
return -1;
}
static int w_xcaps_get(sip_msg_t* msg, char* puri, char* ppath)
{
struct sip_uri turi;
str uri;
str path;
str etag;
str body;
int ret = 0;
xcap_uri_t xuri;
str *ctype;
str allow;
if(puri==0 || ppath==0)
{
LM_ERR("invalid parameters\n");
return -1;
}
if(fixup_get_svalue(msg, (gparam_p)puri, &uri)!=0)
{
LM_ERR("unable to get uri\n");
return -1;
}
if(uri.s==NULL || uri.len == 0)
{
LM_ERR("invalid uri parameter\n");
return -1;
}
if(fixup_get_svalue(msg, (gparam_p)ppath, &path)!=0)
{
LM_ERR("unable to get path\n");
return -1;
}
if(path.s==NULL || path.len == 0)
{
LM_ERR("invalid path parameter\n");
return -1;
}
if(parse_uri(uri.s, uri.len, &turi)!=0)
{
LM_ERR("parsing uri parameter\n");
goto error;
}
if(xcap_parse_uri(&path, &xcaps_root, &xuri)<0)
{
LM_ERR("cannot parse xcap uri [%.*s]\n",
path.len, path.s);
goto error;
}
switch(xuri.type)
{
case DIRECTORY:
if (strncmp(xuri.file.s, "directory.xml", xuri.file.len) == 0)
{
if (xcaps_get_directory(msg, &turi.user, &turi.host, &body) < 0)
goto error;
xcaps_send_reply(msg, 200, &xcaps_str_ok, NULL, &xcaps_str_appdrxml, &body);
}
else
{
xcaps_send_reply(msg, 404, &xcaps_str_notfound, NULL, NULL, NULL);
}
break;
case XCAP_CAPS:
xcaps_send_reply(msg, 501, &xcaps_str_notimplemented, NULL, NULL, NULL);
break;
case SEARCH:
allow.s = xcaps_hdr_buf;
allow.len = snprintf(allow.s, XCAPS_HDR_SIZE, "Allow: POST\r\n");
xcaps_send_reply(msg, 405, &xcaps_str_notallowed, &allow, NULL, NULL);
break;
default:
if((ret=xcaps_get_db_etag(&turi.user, &turi.host, &xuri, &etag))<0)
{
LM_ERR("could not fetch etag for xcap document\n");
goto error;
}
if (ret==1)
{
/* doc not found */
xcaps_send_reply(msg, 404, &xcaps_str_notfound, NULL,
NULL, NULL);
return 1;
}
if((ret=check_preconditions(msg, etag))==-1)
{
xcaps_send_reply(msg, 412, &xcaps_str_precon, NULL,
NULL, NULL);
return -2;
} else if (ret==-2) {
xcaps_send_reply(msg, 304, &xcaps_str_notmod, NULL,
NULL, NULL);
return -2;
}
if((ret=xcaps_get_db_doc(&turi.user, &turi.host, &xuri, &body))<0)
{
LM_ERR("could not fetch xcap document\n");
goto error;
}
if(ret==0)
{
/* doc found */
ctype = &xcaps_str_appxml;
if(xuri.type==RESOURCE_LIST)
ctype = &xcaps_str_apprlxml;
else if(xuri.type==PRES_RULES)
ctype = &xcaps_str_appapxml;
else if(xuri.type==RLS_SERVICE)
ctype = &xcaps_str_apprsxml;
else if(xuri.type==USER_PROFILE)
ctype = &xcaps_str_appupxml;
else if(xuri.type==PRES_CONTENT)
ctype = &xcaps_str_apppcxml;
else if(xuri.type==PIDF_MANIPULATION)
ctype = &xcaps_str_apppdxml;
xcaps_send_reply(msg, 200, &xcaps_str_ok, &etag,
ctype, &body);
} else {
/* doc not found */
xcaps_send_reply(msg, 404, &xcaps_str_notfound, NULL,
NULL, NULL);
}
break;
}
return 1;
error:
xcaps_send_reply(msg, 500, &xcaps_str_srverr, NULL,
NULL, NULL);
return -1;
}
static int w_xcaps_del(sip_msg_t* msg, char* puri, char* ppath)
{
struct sip_uri turi;
str uri;
str path;
xcap_uri_t xuri;
str body = {0, 0};
str etag_hdr = {0, 0};
str etag = {0, 0};
str tbuf;
str allow = {0, 0};
if(puri==0 || ppath==0)
{
LM_ERR("invalid parameters\n");
return -1;
}
if(fixup_get_svalue(msg, (gparam_p)puri, &uri)!=0)
{
LM_ERR("unable to get uri\n");
return -1;
}
if(uri.s==NULL || uri.len == 0)
{
LM_ERR("invalid uri parameter\n");
return -1;
}
if(fixup_get_svalue(msg, (gparam_p)ppath, &path)!=0)
{
LM_ERR("unable to get path\n");
return -1;
}
if(path.s==NULL || path.len == 0)
{
LM_ERR("invalid path parameter\n");
return -1;
}
if(parse_uri(uri.s, uri.len, &turi)!=0)
{
LM_ERR("parsing uri parameter\n");
goto error;
}
if(xcap_parse_uri(&path, &xcaps_root, &xuri)<0)
{
LM_ERR("cannot parse xcap uri [%.*s]\n",
path.len, path.s);
goto error;
}
switch(xuri.type)
{
case DIRECTORY:
case XCAP_CAPS:
allow.s = xcaps_hdr_buf;
allow.len = snprintf(allow.s, XCAPS_HDR_SIZE, "Allow: GET\r\n");
xcaps_send_reply(msg, 405, &xcaps_str_notallowed, &allow, NULL, NULL);
break;
case SEARCH:
allow.s = xcaps_hdr_buf;
allow.len = snprintf(allow.s, XCAPS_HDR_SIZE, "Allow: POST\r\n");
xcaps_send_reply(msg, 405, &xcaps_str_notallowed, &allow, NULL, NULL);
break;
default:
if(xcaps_get_db_etag(&turi.user, &turi.host, &xuri, &etag)!=0)
{
LM_ERR("could not fetch etag for xcap document\n");
goto error;
}
if(check_preconditions(msg, etag)!=1)
{
xcaps_send_reply(msg, 412, &xcaps_str_precon, NULL,
NULL, NULL);
return -2;
}
if(xuri.nss==NULL)
{
/* delete document */
if(xcaps_del_db(&turi.user, &turi.host, &xuri)<0)
{
LM_ERR("could not delete document\n");
goto error;
}
xcaps_send_reply(msg, 200, &xcaps_str_ok, NULL,
NULL, NULL);
} else {
/* delete element */
if(xcaps_get_db_doc(&turi.user, &turi.host, &xuri, &tbuf) != 0)
{
LM_ERR("could not fetch xcap document\n");
goto error;
}
if(xcaps_xpath_hack(&tbuf, 0)<0)
{
LM_ERR("could not hack xcap document\n");
goto error;
}
if(xcaps_xpath_set(&tbuf, &xuri.node, NULL, &body)<0)
{
LM_ERR("could not update xcap document\n");
goto error;
}
if(body.len<=0)
{
LM_ERR("no new content\n");
goto error;
}
if(xcaps_xpath_hack(&body, 1)<0)
{
LM_ERR("could not hack xcap document\n");
goto error;
}
if(xcaps_generate_etag_hdr(&etag_hdr)<0)
{
LM_ERR("could not generate etag\n");
goto error;
}
etag.s = etag_hdr.s + 7; /* 'ETag: "' */
etag.len = etag_hdr.len - 10; /* 'ETag: " "\r\n' */
if(xcaps_put_db(&turi.user, &turi.host,
&xuri, &etag, &body)<0)
{
LM_ERR("could not store document\n");
goto error;
}
xcaps_send_reply(msg, 200, &xcaps_str_ok, &etag_hdr,
NULL, NULL);
if(body.s!=NULL)
pkg_free(body.s);
}
break;
}
return 1;
error:
xcaps_send_reply(msg, 500, &xcaps_str_srverr, NULL,
NULL, NULL);
if(body.s!=NULL)
pkg_free(body.s);
return -1;
}
static int ki_xcaps_get(sip_msg_t* msg, str* uri, str* path)
{
struct sip_uri turi;
str etag = {0, 0};
str body = {0, 0};
str new_body = {0, 0};
int ret = 0;
xcap_uri_t xuri;
str *ctype;
str allow;
if(uri->s==NULL || uri->len == 0)
{
LM_ERR("invalid uri parameter\n");
return -1;
}
if(path->s==NULL || path->len == 0)
{
LM_ERR("invalid path parameter\n");
return -1;
}
if(parse_uri(uri->s, uri->len, &turi)!=0)
{
LM_ERR("parsing uri parameter [%.*s]\n", uri->len, uri->s);
goto error;
}
if(xcap_parse_uri(path, &xcaps_root, &xuri)<0)
{
LM_ERR("cannot parse xcap uri [%.*s]\n", path->len, path->s);
goto error;
}
switch(xuri.type)
{
case DIRECTORY:
if (strncmp(xuri.file.s, "directory.xml", xuri.file.len) == 0)
{
if (xcaps_get_directory(msg, &turi.user, &turi.host, &body) < 0)
goto error;
xcaps_send_reply(msg, 200, &xcaps_str_ok, NULL, &xcaps_str_appdrxml, &body);
}
else
{
xcaps_send_reply(msg, 404, &xcaps_str_notfound, NULL, NULL, NULL);
}
break;
case XCAP_CAPS:
xcaps_send_reply(msg, 501, &xcaps_str_notimplemented, NULL, NULL, NULL);
break;
case SEARCH:
allow.s = xcaps_hdr_buf;
allow.len = snprintf(allow.s, XCAPS_HDR_SIZE, "Allow: POST\r\n");
xcaps_send_reply(msg, 405, &xcaps_str_notallowed, &allow, NULL, NULL);
break;
default:
if((ret=xcaps_get_db_etag(&turi.user, &turi.host, &xuri, &etag))<0)
{
LM_ERR("could not fetch etag for xcap document\n");
goto error;
}
if (ret==1)
{
/* doc not found */
xcaps_send_reply(msg, 404, &xcaps_str_notfound, NULL,
NULL, NULL);
return 1;
}
if((ret=check_preconditions(msg, etag))==-1)
{
xcaps_send_reply(msg, 412, &xcaps_str_precon, NULL,
NULL, NULL);
return -2;
} else if (ret==-2) {
xcaps_send_reply(msg, 304, &xcaps_str_notmod, NULL,
NULL, NULL);
return -2;
}
if((ret=xcaps_get_db_doc(&turi.user, &turi.host, &xuri, &body))<0)
{
LM_ERR("could not fetch xcap document\n");
goto error;
}
if(ret!=0)
{
/* doc not found */
xcaps_send_reply(msg, 404, &xcaps_str_notfound, NULL,
NULL, NULL);
break;
}
if(xuri.nss!=NULL && xuri.node.len>0)
{
if((new_body.s = pkg_malloc(body.len))==NULL)
{
LM_ERR("allocating package memory\n");
goto error;
}
new_body.len = body.len;
if(xcaps_xpath_hack(&body, 0)<0)
{
LM_ERR("could not hack xcap document\n");
goto error;
}
if(xcaps_xpath_get(&body, &xuri.node, &new_body)<0)
{
LM_ERR("could not retrieve element from xcap document\n");
goto error;
}
if(new_body.len<=0)
{
/* element not found */
xcaps_send_reply(msg, 404, &xcaps_str_notfound, NULL,
NULL, NULL);
pkg_free(new_body.s);
new_body.s = NULL;
break;
}
if(xcaps_xpath_hack(&new_body, 1)<0)
{
LM_ERR("could not hack xcap document\n");
goto error;
}
memcpy(body.s, new_body.s, new_body.len);
body.len = new_body.len;
pkg_free(new_body.s);
new_body.s = NULL;
}
/* doc or element found */
ctype = &xcaps_str_appxml;
if(xuri.type==RESOURCE_LIST)
ctype = &xcaps_str_apprlxml;
else if(xuri.type==PRES_RULES)
ctype = &xcaps_str_appapxml;
else if(xuri.type==RLS_SERVICE)
ctype = &xcaps_str_apprsxml;
else if(xuri.type==USER_PROFILE)
ctype = &xcaps_str_appupxml;
else if(xuri.type==PRES_CONTENT)
ctype = &xcaps_str_apppcxml;
else if(xuri.type==PIDF_MANIPULATION)
ctype = &xcaps_str_apppdxml;
xcaps_send_reply(msg, 200, &xcaps_str_ok, &etag,
ctype, &body);
break;
}
return 1;
error:
if (new_body.s) pkg_free(new_body.s);
xcaps_send_reply(msg, 500, &xcaps_str_srverr, NULL,
NULL, NULL);
return -1;
}
