diff options
Diffstat (limited to 'file_io/unix/open.c')
| -rw-r--r-- | file_io/unix/open.c | 282 |
1 files changed, 0 insertions, 282 deletions
diff --git a/file_io/unix/open.c b/file_io/unix/open.c deleted file mode 100644 index 5c805838a..000000000 --- a/file_io/unix/open.c +++ /dev/null @@ -1,282 +0,0 @@ -/* ==================================================================== - * Copyright (c) 1999 The Apache Group. 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. All advertising materials mentioning features or use of this - * software must display the following acknowledgment: - * "This product includes software developed by the Apache Group - * for use in the Apache HTTP server project (http://www.apache.org/)." - * - * 4. The names "Apache Server" and "Apache Group" 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 names without prior written - * permission of the Apache Group. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the Apache Group - * for use in the Apache HTTP server project (http://www.apache.org/)." - * - * THIS SOFTWARE IS PROVIDED BY THE APACHE GROUP ``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 GROUP 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 Group. - * For more information on the Apache Group and the Apache HTTP server - * project, please see <http://www.apache.org/>. - * - */ - -#include "fileio.h" -#include "apr_file_io.h" -#include "apr_general.h" -#include "apr_portable.h" -#include "apr_lib.h" -#include <errno.h> -#include <string.h> -#include <stdio.h> - -ap_status_t file_cleanup(void *thefile) -{ - struct file_t *file = thefile; - int rv; - if (file->buffered) { - rv = fclose(file->filehand); - } - else { - rv = close(file->filedes); - } - - if (rv == 0) { - file->filedes = -1; - return APR_SUCCESS; - } - else { - return errno; - /* Are there any error conditions other than EINTR or EBADF? */ - } -} - -/* ***APRDOC******************************************************** - * ap_status_t ap_open(ap_context_t *, char *, ap_int32, - * ap_fileperms, ap_file_t **) - * Open the specified file. - * arg 1) The context to use. - * arg 2) The full path to the file (using / on all systems) - * arg 3) Or'ed value of: - * APR_READ open for reading - * APR_WRITE open for writing - * APR_CREATE create the file if not there - * APR_APPEND file ptr is set to end prior to all writes - * APR_TRUNCATE set length to zero if file exists - * APR_BINARY not a test file - * APR_BUFFERED buffer the data. Default is non-buffered - * APR_EXCL return error if APR_CREATE and file exists - * arg 4) Access permissions for file. - * arg 5) The opened file descriptor. - * NOTE: If mode is APR_OS_DEFAULT, the system open command will be - * called without any mode parameters. - */ -ap_status_t ap_open(ap_context_t *cont, char *fname, ap_int32_t flag, ap_fileperms_t perm, struct file_t **new) -{ - int oflags = 0; - struct stat info; - mode_t mode = get_fileperms(perm); - char *buf_oflags; - - (*new) = (struct file_t *)ap_palloc(cont, sizeof(struct file_t)); - - (*new)->cntxt = cont; - (*new)->oflags = oflags; - - if ((flag & APR_READ) && (flag & APR_WRITE)) { - oflags = O_RDWR; - } - else if (flag & APR_READ) { - oflags = O_RDONLY; - } - else if (flag & APR_WRITE) { - oflags = O_WRONLY; - } - else { - (*new)->filedes = -1; - return APR_EACCES; - } - - if (flag & APR_BUFFERED) { - (*new)->buffered = TRUE; - } - (*new)->fname = strdup(fname); - - if (flag & APR_CREATE) { - oflags |= O_CREAT; - if (flag & APR_EXCL) { - oflags |= O_EXCL; - } - } - if ((flag & APR_EXCL) && !(flag & APR_CREATE)) { - (*new)->filedes = -1; - return APR_EACCES; - } - - if (flag & APR_APPEND) { - oflags |= O_APPEND; - } - if (flag & APR_TRUNCATE) { - oflags |= O_TRUNC; - } - - if (perm == APR_OS_DEFAULT) { - (*new)->filedes = open(fname, oflags); - } - else { - (*new)->filedes = open(fname, oflags, mode); - } - - if ((*new)->filedes < 0) { - (*new)->filedes = -1; - (*new)->eof_hit = 1; - return errno; - } - - if ((*new)->buffered) { - switch (oflags) { - case O_RDONLY: - buf_oflags = "r"; - break; - case O_WRONLY: - buf_oflags = "w"; - break; - case O_RDWR: - buf_oflags = "r+"; - break; - } - (*new)->filehand = fdopen((*new)->filedes, buf_oflags); - if ((*new)->filehand == NULL) { - file_cleanup(*new); - return errno; - } - } - (*new)->stated = 0; /* we haven't called stat for this file yet. */ - (*new)->eof_hit = 0; - ap_register_cleanup((*new)->cntxt, (void *)(*new), file_cleanup, NULL); - return APR_SUCCESS; -} - -/* ***APRDOC******************************************************** - * ap_status_t ap_close(ap_file_t *) - * Close the specified file. - * arg 1) The file descriptor to close. - */ -ap_status_t ap_close(struct file_t *file) -{ - ap_status_t rv; - - if ((rv = file_cleanup(file)) == APR_SUCCESS) { - ap_kill_cleanup(file->cntxt, file, file_cleanup); - return APR_SUCCESS; - } - return rv; -} - -/* ***APRDOC******************************************************** - * ap_status_t ap_remove_file(ap_context_t *, char *) - * delete the specified file. - * arg 1) The context to use. - * arg 2) The full path to the file (using / on all systems) - * NOTE: If the file is open, it won't be removed until all instances are - * closed. - */ -ap_status_t ap_remove_file(ap_context_t *cont, char *path) -{ - if (unlink(path) == 0) { - return APR_SUCCESS; - } - else { - return errno; - } -} - -/* ***APRDOC******************************************************** - * ap_status_t ap_get_os_file(ap_file_t *, ap_os_file_t *) - * convert the file from apr type to os specific type. - * arg 1) The apr file to convert. - * arg 2) The os specific file we are converting to - */ -ap_status_t ap_get_os_file(struct file_t *file, ap_os_file_t *thefile) -{ - if (file == NULL) { - return APR_ENOFILE; - } - thefile = &(file->filedes); - return APR_SUCCESS; -} - -/* ***APRDOC******************************************************** - * ap_status_t ap_put_os_file(ap_context_t *, ap_file_t *, ap_os_file_t *) - * convert the file from os specific type to apr type. - * arg 1) The context to use if it is needed. - * arg 2) The apr file we are converting to. - * arg 3) The os specific file to convert - */ -ap_status_t ap_put_os_file(ap_context_t *cont, struct file_t **file, - ap_os_file_t *thefile) -{ - if (cont == NULL) { - return APR_ENOCONT; - } - if ((*file) == NULL) { - (*file) = (struct file_t *)ap_palloc(cont, sizeof(struct file_t)); - (*file)->cntxt = cont; - } - (*file)->filedes = *thefile; - return APR_SUCCESS; -} - -/* ***APRDOC******************************************************** - * ap_status_t ap_eof(ap_file_t *) - * Are we at the end of the file - * arg 1) The apr file we are testing. - * NOTE: Returns APR_EOF if we are at the end of file, APR_SUCCESS otherwise. - */ -ap_status_t ap_eof(ap_file_t *fptr) -{ - char ch; - if (fptr->buffered) { - if (feof(fptr->filehand) == 0) { - return APR_SUCCESS; - } - return APR_EOF; - } - if (fptr->eof_hit == 1) { - return APR_EOF; - } - APR_SUCCESS; -} - |