0.6.1
by Andreas Barth
Import upstream version 2.2.3 |
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/* Copyright 2000-2005 The Apache Software Foundation or its licensors, as
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* applicable.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "apr_arch_file_io.h" |
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#include "apr_file_io.h" |
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#include "apr_lib.h" |
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#include "apr_strings.h" |
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#include <string.h> |
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#include "apr_arch_inherit.h" |
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static apr_status_t file_dup(apr_file_t **new_file, apr_file_t *old_file, apr_pool_t *p) |
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{
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int rv; |
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apr_file_t *dup_file; |
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if (*new_file == NULL) { |
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dup_file = (apr_file_t *)apr_palloc(p, sizeof(apr_file_t)); |
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if (dup_file == NULL) { |
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return APR_ENOMEM; |
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}
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dup_file->filedes = -1; |
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} else { |
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dup_file = *new_file; |
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}
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dup_file->pool = p; |
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rv = DosDupHandle(old_file->filedes, &dup_file->filedes); |
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if (rv) { |
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return APR_FROM_OS_ERROR(rv); |
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}
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dup_file->fname = apr_pstrdup(dup_file->pool, old_file->fname); |
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dup_file->buffered = old_file->buffered; |
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dup_file->isopen = old_file->isopen; |
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dup_file->flags = old_file->flags & ~APR_INHERIT; |
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/* TODO - dup pipes correctly */
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dup_file->pipe = old_file->pipe; |
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if (*new_file == NULL) { |
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apr_pool_cleanup_register(dup_file->pool, dup_file, apr_file_cleanup, |
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apr_pool_cleanup_null); |
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*new_file = dup_file; |
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}
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return APR_SUCCESS; |
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}
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APR_DECLARE(apr_status_t) apr_file_dup(apr_file_t **new_file, apr_file_t *old_file, apr_pool_t *p) |
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{
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if (*new_file) { |
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apr_file_close(*new_file); |
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(*new_file)->filedes = -1; |
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}
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return file_dup(new_file, old_file, p); |
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}
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APR_DECLARE(apr_status_t) apr_file_dup2(apr_file_t *new_file, apr_file_t *old_file, apr_pool_t *p) |
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{
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return file_dup(&new_file, old_file, p); |
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}
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APR_DECLARE(apr_status_t) apr_file_setaside(apr_file_t **new_file, |
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apr_file_t *old_file, |
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apr_pool_t *p) |
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{
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*new_file = (apr_file_t *)apr_palloc(p, sizeof(apr_file_t)); |
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memcpy(*new_file, old_file, sizeof(apr_file_t)); |
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(*new_file)->pool = p; |
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if (old_file->buffered) { |
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(*new_file)->buffer = apr_palloc(p, APR_FILE_BUFSIZE); |
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if (old_file->direction == 1) { |
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memcpy((*new_file)->buffer, old_file->buffer, old_file->bufpos); |
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}
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else { |
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memcpy((*new_file)->buffer, old_file->buffer, old_file->dataRead); |
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}
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if (old_file->mutex) { |
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apr_thread_mutex_create(&((*new_file)->mutex), |
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APR_THREAD_MUTEX_DEFAULT, p); |
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apr_thread_mutex_destroy(old_file->mutex); |
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}
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}
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if (old_file->fname) { |
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(*new_file)->fname = apr_pstrdup(p, old_file->fname); |
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}
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if (!(old_file->flags & APR_FILE_NOCLEANUP)) { |
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apr_pool_cleanup_register(p, (void *)(*new_file), |
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apr_file_cleanup, |
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apr_file_cleanup); |
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}
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old_file->filedes = -1; |
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apr_pool_cleanup_kill(old_file->pool, (void *)old_file, |
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apr_file_cleanup); |
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return APR_SUCCESS; |
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}
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