char *xcap_uri_for_rls_resource(const str_t *xcap_root, const str_t *uri)
{
dstring_t s;
int l;
str_t c_uri;
char *dst = NULL;
if (!xcap_root) return NULL;
dstr_init(&s, 2 * xcap_root->len + 32);
dstr_append_str(&s, xcap_root);
if (xcap_root->s[xcap_root->len - 1] != '/') dstr_append(&s, "/", 1);
dstr_append_zt(&s, "rls-services/global/index/~~/rls-services/service[@uri=%22");
canonicalize_uri(uri, &c_uri);
dstr_append_str(&s, &c_uri);
if (c_uri.s) cds_free(c_uri.s);
dstr_append_zt(&s, "%22]");
l = dstr_get_data_length(&s);
if (l > 0) {
dst = (char *)cds_malloc(l + 1);
if (dst) {
dstr_get_data(&s, dst);
dst[l] = 0;
}
}
dstr_destroy(&s);
return dst;
}
char *xcap_uri_for_rls_services(const str_t *xcap_root)
{
dstring_t s;
int l;
char *dst = NULL;
if (!xcap_root) return NULL;
dstr_init(&s, 2 * xcap_root->len + 32);
dstr_append_str(&s, xcap_root);
if (xcap_root->s[xcap_root->len - 1] != '/') dstr_append(&s, "/", 1);
dstr_append_zt(&s, "rls-services/global/index");
l = dstr_get_data_length(&s);
if (l > 0) {
dst = (char *)cds_malloc(l + 1);
if (dst) {
dstr_get_data(&s, dst);
dst[l] = 0;
}
}
dstr_destroy(&s);
return dst;
}
int xcap_query_impl(const char *uri, xcap_query_params_t *params, char **buf, int *bsize)
{
CURLcode res = -1;
static CURL *handle = NULL;
dstring_t data;
char *auth = NULL;
int i;
long auth_methods;
if (!uri) {
ERR("BUG: no uri given\n");
return -1;
}
if (!buf) {
ERR("BUG: no buf given\n");
return -1;
}
i = 0;
if (params) {
i += params->auth_user.len;
i += params->auth_pass.len;
}
if (i > 0) {
/* do authentication */
auth = (char *)cds_malloc_pkg(i + 2);
if (!auth) return -1;
sprintf(auth, "%.*s:%.*s", FMT_STR(params->auth_user),
FMT_STR(params->auth_pass));
}
auth_methods = CURLAUTH_BASIC | CURLAUTH_DIGEST;
dstr_init(&data, 512);
if (!handle) handle = curl_easy_init();
if (handle) {
curl_easy_setopt(handle, CURLOPT_URL, uri);
/* TRACE_LOG("uri: %s\n", uri ? uri : "<null>"); */
/* do not store data into a file - store them in memory */
curl_easy_setopt(handle, CURLOPT_WRITEFUNCTION, write_data_func);
curl_easy_setopt(handle, CURLOPT_WRITEDATA, &data);
/* be quiet */
#ifdef CURLOPT_MUTE
curl_easy_setopt(handle, CURLOPT_MUTE, 1);
#endif /* CURLOPT_MUTE */
/* non-2xx => error */
curl_easy_setopt(handle, CURLOPT_FAILONERROR, 1);
/* auth */
curl_easy_setopt(handle, CURLOPT_HTTPAUTH, auth_methods); /* TODO possibility of selection */
curl_easy_setopt(handle, CURLOPT_NETRC, CURL_NETRC_IGNORED);
curl_easy_setopt(handle, CURLOPT_USERPWD, auth);
/* SSL */
if (params) {
if (params->enable_unverified_ssl_peer) {
curl_easy_setopt(handle, CURLOPT_SSL_VERIFYPEER, 0);
curl_easy_setopt(handle, CURLOPT_SSL_VERIFYHOST, 0);
}
}
/* follow redirects (needed for apache mod_speling - case insesitive names) */
curl_easy_setopt(handle, CURLOPT_FOLLOWLOCATION, 1);
/* curl_easy_setopt(handle, CURLOPT_TCP_NODELAY, 1);
curl_easy_setopt(handle, CURLOPT_CONNECTTIMEOUT, 10);*/
/* Accept headers */
res = curl_easy_perform(handle);
/* curl_easy_cleanup(handle); */ /* FIXME: experimental */
}
else ERROR_LOG("can't initialize curl handle\n");
if (res == 0) {
*bsize = dstr_get_data_length(&data);
if (*bsize) {
*buf = (char*)cds_malloc(*bsize);
if (!*buf) {
ERROR_LOG("can't allocate %d bytes\n", *bsize);
res = -1;
*bsize = 0;
}
else dstr_get_data(&data, *buf);
}
}
else DBG("curl error: %d\n", res); /* see curl/curl.h for possible values*/
dstr_destroy(&data);
if (auth) cds_free_pkg(auth);
return res;
}
int get_serialized_sstream_data(sstream_t *ss, char *dst)
{
if (ss->type == sstream_out) return dstr_get_data(&ss->out, dst);
else return -1; /* no output for input stream */
}
