-/* ====================================================================
- * The Apache Software License, Version 1.1
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
*
- * Copyright (c) 2001-2004 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Apache" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation. For more
- * information on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
+ * http://www.apache.org/licenses/LICENSE-2.0
*
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#include "util_time.h"
+
+/* Number of characters needed to format the microsecond part of a timestamp.
+ * Microseconds have 6 digits plus one separator character makes 7.
+ * */
+#define AP_CTIME_USEC_LENGTH 7
+
+/* Length of ISO 8601 date/time */
+#define AP_CTIME_COMPACT_LEN 20
+
+
/* Cache for exploded values of recent timestamps
*/
else {
r = apr_time_exp_lt(xt, t);
}
- if (!APR_STATUS_IS_SUCCESS(r)) {
+ if (r != APR_SUCCESS) {
return r;
}
cache_element->t = seconds;
}
AP_DECLARE(apr_status_t) ap_recent_ctime(char *date_str, apr_time_t t)
+{
+ int len = APR_CTIME_LEN;
+ return ap_recent_ctime_ex(date_str, t, AP_CTIME_OPTION_NONE, &len);
+}
+
+AP_DECLARE(apr_status_t) ap_recent_ctime_ex(char *date_str, apr_time_t t,
+ int option, int *len)
{
/* ### This code is a clone of apr_ctime(), except that it
* uses ap_explode_recent_localtime() instead of apr_time_exp_lt().
apr_time_exp_t xt;
const char *s;
int real_year;
+ int needed;
+
+
+ /* Calculate the needed buffer length */
+ if (option & AP_CTIME_OPTION_COMPACT)
+ needed = AP_CTIME_COMPACT_LEN;
+ else
+ needed = APR_CTIME_LEN;
+
+ if (option & AP_CTIME_OPTION_USEC) {
+ needed += AP_CTIME_USEC_LENGTH;
+ }
+
+ /* Check the provided buffer length */
+ if (len && *len >= needed) {
+ *len = needed;
+ }
+ else {
+ if (len != NULL) {
+ *len = 0;
+ }
+ return APR_ENOMEM;
+ }
- /* example: "Wed Jun 30 21:49:08 1993" */
- /* 123456789012345678901234 */
+ /* example without options: "Wed Jun 30 21:49:08 1993" */
+ /* 123456789012345678901234 */
+ /* example for compact format: "1993-06-30 21:49:08" */
+ /* 1234567890123456789 */
ap_explode_recent_localtime(&xt, t);
- s = &apr_day_snames[xt.tm_wday][0];
- *date_str++ = *s++;
- *date_str++ = *s++;
- *date_str++ = *s++;
- *date_str++ = ' ';
- s = &apr_month_snames[xt.tm_mon][0];
- *date_str++ = *s++;
- *date_str++ = *s++;
- *date_str++ = *s++;
- *date_str++ = ' ';
+ real_year = 1900 + xt.tm_year;
+ if (option & AP_CTIME_OPTION_COMPACT) {
+ int real_month = xt.tm_mon + 1;
+ *date_str++ = real_year / 1000 + '0';
+ *date_str++ = real_year % 1000 / 100 + '0';
+ *date_str++ = real_year % 100 / 10 + '0';
+ *date_str++ = real_year % 10 + '0';
+ *date_str++ = '-';
+ *date_str++ = real_month / 10 + '0';
+ *date_str++ = real_month % 10 + '0';
+ *date_str++ = '-';
+ }
+ else {
+ s = &apr_day_snames[xt.tm_wday][0];
+ *date_str++ = *s++;
+ *date_str++ = *s++;
+ *date_str++ = *s++;
+ *date_str++ = ' ';
+ s = &apr_month_snames[xt.tm_mon][0];
+ *date_str++ = *s++;
+ *date_str++ = *s++;
+ *date_str++ = *s++;
+ *date_str++ = ' ';
+ }
*date_str++ = xt.tm_mday / 10 + '0';
*date_str++ = xt.tm_mday % 10 + '0';
*date_str++ = ' ';
*date_str++ = ':';
*date_str++ = xt.tm_sec / 10 + '0';
*date_str++ = xt.tm_sec % 10 + '0';
- *date_str++ = ' ';
- real_year = 1900 + xt.tm_year;
- *date_str++ = real_year / 1000 + '0';
- *date_str++ = real_year % 1000 / 100 + '0';
- *date_str++ = real_year % 100 / 10 + '0';
- *date_str++ = real_year % 10 + '0';
+ if (option & AP_CTIME_OPTION_USEC) {
+ int div;
+ int usec = (int)xt.tm_usec;
+ *date_str++ = '.';
+ for (div=100000; div>0; div=div/10) {
+ *date_str++ = usec / div + '0';
+ usec = usec % div;
+ }
+ }
+ if (!(option & AP_CTIME_OPTION_COMPACT)) {
+ *date_str++ = ' ';
+ *date_str++ = real_year / 1000 + '0';
+ *date_str++ = real_year % 1000 / 100 + '0';
+ *date_str++ = real_year % 100 / 10 + '0';
+ *date_str++ = real_year % 10 + '0';
+ }
*date_str++ = 0;
return APR_SUCCESS;
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