1 files changed, 133 insertions, 0 deletions
diff --git a/data/lighttpd/lighttpd-1.4.53/src/fdevent_select.c b/data/lighttpd/lighttpd-1.4.53/src/fdevent_select.c
new file mode 100644
index 000000000..2b4f85f47
--- /dev/null
+++ b/data/lighttpd/lighttpd-1.4.53/src/fdevent_select.c
@@ -0,0 +1,133 @@
+#include "first.h"
+
+#include "fdevent_impl.h"
+#include "fdevent.h"
+#include "buffer.h"
+#include "log.h"
+
+#include <sys/time.h>
+#include <sys/types.h>
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+
+#ifdef FDEVENT_USE_SELECT
+
+static int fdevent_select_reset(fdevents *ev) {
+	FD_ZERO(&(ev->select_set_read));
+	FD_ZERO(&(ev->select_set_write));
+	FD_ZERO(&(ev->select_set_error));
+	ev->select_max_fd = -1;
+
+	return 0;
+}
+
+static int fdevent_select_event_del(fdevents *ev, int fde_ndx, int fd) {
+	if (fde_ndx < 0) return -1;
+
+	FD_CLR(fd, &(ev->select_set_read));
+	FD_CLR(fd, &(ev->select_set_write));
+	FD_CLR(fd, &(ev->select_set_error));
+
+	return -1;
+}
+
+static int fdevent_select_event_set(fdevents *ev, int fde_ndx, int fd, int events) {
+	UNUSED(fde_ndx);
+
+	/* we should be protected by max-fds, but you never know */
+	force_assert(fd < ((int)FD_SETSIZE));
+
+	if (events & FDEVENT_IN) {
+		FD_SET(fd, &(ev->select_set_read));
+	} else {
+		FD_CLR(fd, &(ev->select_set_read));
+	}
+	if (events & FDEVENT_OUT) {
+		FD_SET(fd, &(ev->select_set_write));
+	} else {
+		FD_CLR(fd, &(ev->select_set_write));
+	}
+	FD_SET(fd, &(ev->select_set_error));
+
+	if (fd > ev->select_max_fd) ev->select_max_fd = fd;
+
+	return fd;
+}
+
+static int fdevent_select_poll(fdevents *ev, int timeout_ms) {
+	struct timeval tv;
+
+	tv.tv_sec =  timeout_ms / 1000;
+	tv.tv_usec = (timeout_ms % 1000) * 1000;
+
+	ev->select_read = ev->select_set_read;
+	ev->select_write = ev->select_set_write;
+	ev->select_error = ev->select_set_error;
+
+	return select(ev->select_max_fd + 1, &(ev->select_read), &(ev->select_write), &(ev->select_error), &tv);
+}
+
+static int fdevent_select_event_get_revent(fdevents *ev, size_t ndx) {
+	int revents = 0;
+
+	if (FD_ISSET(ndx, &(ev->select_read))) {
+		revents |= FDEVENT_IN;
+	}
+	if (FD_ISSET(ndx, &(ev->select_write))) {
+		revents |= FDEVENT_OUT;
+	}
+	if (FD_ISSET(ndx, &(ev->select_error))) {
+		revents |= FDEVENT_ERR;
+	}
+
+	return revents;
+}
+
+static int fdevent_select_event_get_fd(fdevents *ev, size_t ndx) {
+	UNUSED(ev);
+
+	return ndx;
+}
+
+static int fdevent_select_event_next_fdndx(fdevents *ev, int ndx) {
+	int i;
+
+	i = (ndx < 0) ? 0 : ndx + 1;
+
+	for (; i < ev->select_max_fd + 1; i++) {
+		if (FD_ISSET(i, &(ev->select_read))) return i;
+		if (FD_ISSET(i, &(ev->select_write))) return i;
+		if (FD_ISSET(i, &(ev->select_error))) return i;
+	}
+
+	return -1;
+}
+
+int fdevent_select_init(fdevents *ev) {
+	ev->type = FDEVENT_HANDLER_SELECT;
+#define SET(x) \
+	ev->x = fdevent_select_##x;
+
+	SET(reset);
+	SET(poll);
+
+	SET(event_del);
+	SET(event_set);
+
+	SET(event_next_fdndx);
+	SET(event_get_fd);
+	SET(event_get_revent);
+
+	return 0;
+}
+
+#else
+int fdevent_select_init(fdevents *ev) {
+	UNUSED(ev);
+
+	return -1;
+}
+#endif