| /* 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 |
| * |
| * 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 <assert.h> |
| #include <apr_optional.h> |
| #include <apr_strings.h> |
| |
| #include "md.h" |
| #include "md_event.h" |
| |
| |
| typedef struct md_subscription { |
| struct md_subscription *next; |
| md_event_cb *cb; |
| void *baton; |
| } md_subscription; |
| |
| static struct { |
| apr_pool_t *p; |
| md_subscription *subs; |
| } EVNT; |
| |
| static apr_status_t cleanup_setup(void *dummy) |
| { |
| (void)dummy; |
| memset(&EVNT, 0, sizeof(EVNT)); |
| return APR_SUCCESS; |
| } |
| |
| void md_event_init(apr_pool_t *p) |
| { |
| memset(&EVNT, 0, sizeof(EVNT)); |
| EVNT.p = p; |
| apr_pool_cleanup_register(p, NULL, cleanup_setup, apr_pool_cleanup_null); |
| } |
| |
| void md_event_subscribe(md_event_cb *cb, void *baton) |
| { |
| md_subscription *sub; |
| |
| sub = apr_pcalloc(EVNT.p, sizeof(*sub)); |
| sub->cb = cb; |
| sub->baton = baton; |
| sub->next = EVNT.subs; |
| EVNT.subs = sub; |
| } |
| |
| apr_status_t md_event_raise(const char *event, |
| const char *mdomain, |
| struct md_job_t *job, |
| struct md_result_t *result, |
| apr_pool_t *p) |
| { |
| md_subscription *sub = EVNT.subs; |
| apr_status_t rv; |
| |
| while (sub) { |
| rv = sub->cb(event, mdomain, sub->baton, job, result, p); |
| if (APR_SUCCESS != rv) return rv; |
| sub = sub->next; |
| } |
| return APR_SUCCESS; |
| } |
| |
| void md_event_holler(const char *event, |
| const char *mdomain, |
| struct md_job_t *job, |
| struct md_result_t *result, |
| apr_pool_t *p) |
| { |
| md_subscription *sub = EVNT.subs; |
| while (sub) { |
| sub->cb(event, mdomain, sub->baton, job, result, p); |
| sub = sub->next; |
| } |
| } |