142 lines
2.9 KiB
C
142 lines
2.9 KiB
C
#include <sys/types.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <signal.h>
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#include <fcntl.h>
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#include "fdevent.h"
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#include "settings.h"
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#include "buffer.h"
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#ifdef USE_SOLARIS_DEVPOLL
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static void fdevent_solaris_devpoll_free(fdevents *ev) {
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free(ev->devpollfds);
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close(ev->devpoll_fd);
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}
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/* return -1 is fine here */
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static int fdevent_solaris_devpoll_event_del(fdevents *ev, int fde_ndx, int fd) {
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struct pollfd pfd;
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if (fde_ndx < 0) return -1;
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pfd.fd = fd;
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pfd.events = POLLREMOVE;
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pfd.revents = 0;
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if (-1 == write(ev->devpoll_fd, &pfd, sizeof(pfd))) {
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fprintf(stderr, "%s.%d: (del) write failed: (%d, %s)\n",
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__FILE__, __LINE__,
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fd, strerror(errno));
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return -1;
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}
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return -1;
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}
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static int fdevent_solaris_devpoll_event_add(fdevents *ev, int fde_ndx, int fd, int events) {
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struct pollfd pfd;
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int add = 0;
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if (fde_ndx == -1) add = 1;
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pfd.fd = fd;
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pfd.events = events;
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pfd.revents = 0;
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if (-1 == write(ev->devpoll_fd, &pfd, sizeof(pfd))) {
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fprintf(stderr, "%s.%d: (del) write failed: (%d, %s)\n",
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__FILE__, __LINE__,
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fd, strerror(errno));
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return -1;
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}
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return fd;
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}
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static int fdevent_solaris_devpoll_poll(fdevents *ev, int timeout_ms) {
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struct dvpoll dopoll;
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int ret;
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dopoll.dp_timeout = timeout_ms;
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dopoll.dp_nfds = ev->maxfds;
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dopoll.dp_fds = ev->devpollfds;
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ret = ioctl(ev->devpoll_fd, DP_POLL, &dopoll);
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return ret;
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}
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static int fdevent_solaris_devpoll_event_get_revent(fdevents *ev, size_t ndx) {
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return ev->devpollfds[ndx].revents;
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}
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static int fdevent_solaris_devpoll_event_get_fd(fdevents *ev, size_t ndx) {
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return ev->devpollfds[ndx].fd;
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}
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static int fdevent_solaris_devpoll_event_next_fdndx(fdevents *ev, int last_ndx) {
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size_t i;
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UNUSED(ev);
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i = (last_ndx < 0) ? 0 : last_ndx + 1;
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return i;
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}
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int fdevent_solaris_devpoll_init(fdevents *ev) {
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ev->type = FDEVENT_HANDLER_SOLARIS_DEVPOLL;
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#define SET(x) \
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ev->x = fdevent_solaris_devpoll_##x;
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SET(free);
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SET(poll);
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SET(event_del);
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SET(event_add);
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SET(event_next_fdndx);
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SET(event_get_fd);
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SET(event_get_revent);
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ev->devpollfds = malloc(sizeof(*ev->devpollfds) * ev->maxfds);
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if ((ev->devpoll_fd = open("/dev/poll", O_RDWR)) < 0) {
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fprintf(stderr, "%s.%d: opening /dev/poll failed (%s), try to set server.event-handler = \"poll\" or \"select\"\n",
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__FILE__, __LINE__, strerror(errno));
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return -1;
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}
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if (fcntl(ev->devpoll_fd, F_SETFD, FD_CLOEXEC) < 0) {
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fprintf(stderr, "%s.%d: opening /dev/poll failed (%s), try to set server.event-handler = \"poll\" or \"select\"\n",
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__FILE__, __LINE__, strerror(errno));
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close(ev->devpoll_fd);
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return -1;
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}
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return 0;
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}
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#else
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int fdevent_solaris_devpoll_init(fdevents *ev) {
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UNUSED(ev);
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fprintf(stderr, "%s.%d: solaris-devpoll not supported, try to set server.event-handler = \"poll\" or \"select\"\n",
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__FILE__, __LINE__);
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return -1;
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}
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#endif
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