diff options
Diffstat (limited to 'network_io/os2/poll.c')
| -rw-r--r-- | network_io/os2/poll.c | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/network_io/os2/poll.c b/network_io/os2/poll.c deleted file mode 100644 index f4d0b6c90..000000000 --- a/network_io/os2/poll.c +++ /dev/null @@ -1,168 +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 "networkio.h" -#include "apr_network_io.h" -#include "apr_general.h" -#include "apr_lib.h" - -/* OS/2 doesn't have a poll function, implement using select */ - -ap_status_t ap_setup_poll(ap_context_t *cont, ap_int32_t num, struct pollfd_t **new) -{ - (*new) = (struct pollfd_t *)ap_palloc(cont, sizeof(struct pollfd_t) * num); - - if ((*new) == NULL) { - return APR_ENOMEM; - } - - (*new)->cntxt = cont; - (*new)->curpos = 0; - return APR_SUCCESS; -} - - - -ap_status_t ap_add_poll_socket(struct pollfd_t *aprset, - struct socket_t *sock, ap_int16_t event) -{ - int i = 0; - - while (i < aprset->curpos && aprset[i].sock->socketdes != sock->socketdes) { - i++; - } - if (i >= aprset->curpos) { - aprset->curpos++; - } - aprset[i].sock = sock; - aprset[i].events = event; - - return APR_SUCCESS; -} - - - -ap_status_t ap_poll(struct pollfd_t *pollfdset, ap_int32_t *nsds, ap_int32_t timeout) -{ - int i; - int rv = 0, maxfd = 0; - time_t starttime; - struct timeval tv; - fd_set readfds, writefds, exceptfds; - - FD_ZERO(&readfds); - FD_ZERO(&writefds); - FD_ZERO(&exceptfds); - - for (i = 0; i < *nsds; i++) { - if (pollfdset[i].sock->socketdes > maxfd) - maxfd = pollfdset[i].sock->socketdes; - - if (pollfdset[i].events & APR_POLLIN) - FD_SET(pollfdset[i].sock->socketdes, &readfds); - - if (pollfdset[i].events & APR_POLLOUT) - FD_SET(pollfdset[i].sock->socketdes, &writefds); - - if (pollfdset[i].events & APR_POLLPRI) - FD_SET(pollfdset[i].sock->socketdes, &exceptfds); - } - - tv.tv_sec = timeout; - tv.tv_usec = 0; - time(&starttime); - - do { - rv = select(maxfd + 1, &readfds, &writefds, &exceptfds, timeout >= 0 ? &tv : NULL); - - if (rv < 0 && errno == EINTR && timeout >= 0 ) { - time_t elapsed = time(NULL) - starttime; - - if (timeout <= elapsed) - break; - - tv.tv_sec = timeout - elapsed; - } - } while ( rv < 0 && errno == EINTR ); - - if (rv >= 0) { - for (i = 0; i < *nsds; i++) { - pollfdset[i].revents = - (FD_ISSET(pollfdset[i].sock->socketdes, &readfds) ? APR_POLLIN : 0) + - (FD_ISSET(pollfdset[i].sock->socketdes, &writefds) ? APR_POLLOUT : 0) + - (FD_ISSET(pollfdset[i].sock->socketdes, &exceptfds) ? APR_POLLPRI : 0); - } - } - - (*nsds) = rv; - return rv < 0 ? errno : APR_SUCCESS; -} - - - -ap_status_t ap_get_revents(struct pollfd_t *aprset, struct socket_t *sock, ap_int16_t *event) -{ - int i = 0; - - while (i < aprset->curpos && aprset[i].sock->socketdes != sock->socketdes) { - i++; - } - if (i >= aprset->curpos) { - return APR_INVALSOCK; - } - (*event) = aprset[i].revents; - return APR_SUCCESS; -} |