io: io_always, and zero-length operations support.

[ccan] / ccan / io / benchmarks / run-loop.c

diff --git a/ccan/io/benchmarks/run-loop.c b/ccan/io/benchmarks/run-loop.c
index 5dc1c3e11b628743165c0b2f160a04cd2fee976b..ef01cf6a94663597dec0b4f7d0fe63bbe9c02f7a 100644 (file)
--- a/ccan/io/benchmarks/run-loop.c
+++ b/ccan/io/benchmarks/run-loop.c
@@ -16,56 +16,35 @@ struct buffer {
        char buf[32];
 };
 
-static struct io_plan *poke_writer(struct io_conn *conn, struct buffer *buf);
-static struct io_plan *poke_reader(struct io_conn *conn, struct buffer *buf);
+static struct io_plan poke_reader(struct io_conn *conn, struct buffer *buf);
 
-static struct io_plan *do_read(struct io_conn *conn, struct buffer *buf)
-{
-       assert(conn == buf->reader);
-
-       return io_read(conn, &buf->buf, sizeof(buf->buf), poke_writer, buf);
-}
-
-static struct io_plan *do_write(struct io_conn *conn, struct buffer *buf)
-{
-       assert(conn == buf->writer);
-
-       return io_write(conn, &buf->buf, sizeof(buf->buf), poke_reader, buf);
-}
-
-static struct io_plan *poke_writer(struct io_conn *conn, struct buffer *buf)
+static struct io_plan poke_writer(struct io_conn *conn, struct buffer *buf)
 {
        assert(conn == buf->reader);
 
        if (buf->iters == NUM_ITERS)
-               return io_close(conn, NULL);
+               return io_close();
 
        /* You write. */
-       io_wake(buf->writer, do_write, buf);
+       io_wake(buf->writer,
+               io_write(&buf->buf, sizeof(buf->buf), poke_reader, buf));
 
        /* I'll wait until you wake me. */
-       return io_idle(conn);
+       return io_idle();
 }
 
-static struct io_plan *poke_reader(struct io_conn *conn, struct buffer *buf)
+static struct io_plan poke_reader(struct io_conn *conn, struct buffer *buf)
 {
        assert(conn == buf->writer);
        /* You read. */
-       io_wake(buf->reader, do_read, buf);
+       io_wake(buf->reader,
+               io_read(&buf->buf, sizeof(buf->buf), poke_writer, buf));
 
        if (++buf->iters == NUM_ITERS)
-               return io_close(conn, NULL);
+               return io_close();
 
        /* I'll wait until you tell me to write. */
-       return io_idle(conn);
-}
-
-static struct io_plan *reader(struct io_conn *conn, struct buffer *buf)
-{
-       assert(conn == buf->reader);
-
-       /* Wait for writer to tell us to read. */
-       return io_idle(conn);
+       return io_idle();
 }
 
 int main(void)
@@ -87,10 +66,13 @@ int main(void)
                memset(buf[i].buf, i, sizeof(buf[i].buf));
                sprintf(buf[i].buf, "%i-%i", i, i);
 
-               buf[i].reader = io_new_conn(last_read, reader, NULL, &buf[i]);
+               buf[i].reader = io_new_conn(last_read, io_idle());
                if (!buf[i].reader)
                        err(1, "Creating reader %i", i);
-               buf[i].writer = io_new_conn(fds[1], do_write, NULL, &buf[i]);
+               buf[i].writer = io_new_conn(fds[1],
+                                           io_write(&buf[i].buf,
+                                                    sizeof(buf[i].buf),
+                                                    poke_reader, &buf[i]));
                if (!buf[i].writer)
                        err(1, "Creating writer %i", i);
                last_read = fds[0];
@@ -100,10 +82,12 @@ int main(void)
        i = 0;
        buf[i].iters = 0;
        sprintf(buf[i].buf, "%i-%i", i, i);
-       buf[i].reader = io_new_conn(last_read, reader, NULL, &buf[i]);
+       buf[i].reader = io_new_conn(last_read, io_idle());
        if (!buf[i].reader)
                err(1, "Creating reader %i", i);
-       buf[i].writer = io_new_conn(last_write, do_write, NULL, &buf[i]);
+       buf[i].writer = io_new_conn(last_write, io_write(&buf[i].buf,
+                                                        sizeof(buf[i].buf),
+                                                        poke_reader, &buf[i]));
        if (!buf[i].writer)
                err(1, "Creating writer %i", i);