| /* 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 "apr_arch_file_io.h" |
| #include "apr_file_io.h" |
| #include "apr_lib.h" |
| #include "apr_strings.h" |
| #include <string.h> |
| #include "apr_arch_inherit.h" |
| |
| static apr_status_t file_dup(apr_file_t **new_file, apr_file_t *old_file, apr_pool_t *p) |
| { |
| int rv; |
| apr_file_t *dup_file; |
| |
| if (*new_file == NULL) { |
| dup_file = (apr_file_t *)apr_palloc(p, sizeof(apr_file_t)); |
| |
| if (dup_file == NULL) { |
| return APR_ENOMEM; |
| } |
| |
| dup_file->filedes = -1; |
| } else { |
| dup_file = *new_file; |
| } |
| |
| dup_file->pool = p; |
| rv = DosDupHandle(old_file->filedes, &dup_file->filedes); |
| |
| if (rv) { |
| return APR_FROM_OS_ERROR(rv); |
| } |
| |
| dup_file->fname = apr_pstrdup(dup_file->pool, old_file->fname); |
| dup_file->buffered = old_file->buffered; |
| dup_file->isopen = old_file->isopen; |
| dup_file->flags = old_file->flags & ~APR_INHERIT; |
| /* TODO - dup pipes correctly */ |
| dup_file->pipe = old_file->pipe; |
| |
| if (*new_file == NULL) { |
| apr_pool_cleanup_register(dup_file->pool, dup_file, apr_file_cleanup, |
| apr_pool_cleanup_null); |
| *new_file = dup_file; |
| } |
| |
| return APR_SUCCESS; |
| } |
| |
| |
| |
| APR_DECLARE(apr_status_t) apr_file_dup(apr_file_t **new_file, apr_file_t *old_file, apr_pool_t *p) |
| { |
| if (*new_file) { |
| apr_file_close(*new_file); |
| (*new_file)->filedes = -1; |
| } |
| |
| return file_dup(new_file, old_file, p); |
| } |
| |
| |
| |
| APR_DECLARE(apr_status_t) apr_file_dup2(apr_file_t *new_file, apr_file_t *old_file, apr_pool_t *p) |
| { |
| return file_dup(&new_file, old_file, p); |
| } |
| |
| |
| |
| APR_DECLARE(apr_status_t) apr_file_setaside(apr_file_t **new_file, |
| apr_file_t *old_file, |
| apr_pool_t *p) |
| { |
| *new_file = (apr_file_t *)apr_palloc(p, sizeof(apr_file_t)); |
| memcpy(*new_file, old_file, sizeof(apr_file_t)); |
| (*new_file)->pool = p; |
| |
| if (old_file->buffered) { |
| (*new_file)->buffer = apr_palloc(p, APR_FILE_BUFSIZE); |
| |
| if (old_file->direction == 1) { |
| memcpy((*new_file)->buffer, old_file->buffer, old_file->bufpos); |
| } |
| else { |
| memcpy((*new_file)->buffer, old_file->buffer, old_file->dataRead); |
| } |
| |
| if (old_file->mutex) { |
| apr_thread_mutex_create(&((*new_file)->mutex), |
| APR_THREAD_MUTEX_DEFAULT, p); |
| apr_thread_mutex_destroy(old_file->mutex); |
| } |
| } |
| |
| if (old_file->fname) { |
| (*new_file)->fname = apr_pstrdup(p, old_file->fname); |
| } |
| |
| if (!(old_file->flags & APR_FILE_NOCLEANUP)) { |
| apr_pool_cleanup_register(p, (void *)(*new_file), |
| apr_file_cleanup, |
| apr_file_cleanup); |
| } |
| |
| old_file->filedes = -1; |
| apr_pool_cleanup_kill(old_file->pool, (void *)old_file, |
| apr_file_cleanup); |
| |
| return APR_SUCCESS; |
| } |