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-rw-r--r--mtdev/iobuf.c63
1 files changed, 0 insertions, 63 deletions
diff --git a/mtdev/iobuf.c b/mtdev/iobuf.c
deleted file mode 100644
index 65c33f6..0000000
--- a/mtdev/iobuf.c
+++ /dev/null
@@ -1,63 +0,0 @@
-/***************************************************************************
- *
- * Multitouch X driver
- * Copyright (C) 2008 Henrik Rydberg <rydberg@euromail.se>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- **************************************************************************/
-
-#include <mtdev-iobuf.h>
-#include <sys/poll.h>
-
-void init_iobuf(struct IOBuffer *buf)
-{
- memset(buf, 0, sizeof(struct IOBuffer));
- buf->at = buf->begin;
- buf->top = buf->at;
- buf->end = buf->begin + DIM_BUFFER;
-}
-
-const struct input_event *get_iobuf_event(struct IOBuffer *buf, int fd)
-{
- const struct input_event *ev;
- int n = buf->top - buf->at;
- if (n < EVENT_SIZE) {
- /* partial event is available: save it */
- if (buf->at != buf->begin && n > 0)
- memmove(buf->begin, buf->at, n);
- /* start from the beginning */
- buf->at = buf->begin;
- buf->top = buf->at + n;
- /* read more data */
- SYSCALL(n = read(fd, buf->top, buf->end - buf->top));
- if (n <= 0)
- return NULL;
- buf->top += n;
- }
- if (buf->top - buf->at < EVENT_SIZE)
- return NULL;
- ev = (const struct input_event *)buf->at;
- buf->at += EVENT_SIZE;
- return ev;
-}
-
-int poll_iobuf(struct IOBuffer *buf, int fd, int ms)
-{
- struct pollfd fds = { fd, POLLIN, 0 };
- if (buf->top != buf->at)
- return 1;
- return poll(&fds, 1, ms);
-}