Initial revision

git-svn-id: svn://svn.linux1394.org/libraw1394/trunk@1 53a565d1-3bb7-0310-b661-cf11e63c67ab

1 files changed, 81 insertions, 0 deletions

diff --git a/src/eventloop.c b/src/eventloop.c
new file mode 100644
index 0000000..32b053c
--- /dev/null
+++ b/src/eventloop.c
@@ -0,0 +1,81 @@
+
+#include <unistd.h>
+
+#include "raw1394.h"
+#include "kernel-raw1394.h"
+#include "raw1394_private.h"
+
+
+int raw1394_loop_iterate(struct raw1394_handle *handle)
+{
+        struct raw1394_request *req = &handle->req;
+        int retval = 0;
+
+        if (read(handle->fd, req, sizeof(*req)) < 0) {
+                return -1;
+        }
+
+        switch (req->type) {
+        case RAW1394_REQ_BUS_RESET:
+                handle->generation = req->generation;
+                handle->num_of_nodes = req->misc & 0xffff;
+                handle->local_id = req->misc >> 16;
+
+                if (handle->bus_reset_handler) {
+                        retval = handle->bus_reset_handler(handle);
+                }
+                break;
+
+        case RAW1394_REQ_ISO_RECEIVE:
+                if (handle->iso_handler) {
+                        retval = handle->iso_handler(handle,
+                                                     (handle->buffer[0] >> 8)
+                                                     & 0x3f, req->length,
+                                                     handle->buffer);
+                }
+                break;
+
+        default:
+                if (handle->tag_handler) {
+                        retval = handle->tag_handler(handle, req->tag,
+                                                     req->error);
+                }
+                break;
+        }
+
+        return retval;
+}
+
+
+bus_reset_handler_t raw1394_set_bus_reset_handler(struct raw1394_handle *handle,
+                                                  bus_reset_handler_t new)
+{
+        bus_reset_handler_t old;
+
+        old = handle->bus_reset_handler;
+        handle->bus_reset_handler = new;
+
+        return old;
+}
+
+tag_handler_t raw1394_set_tag_handler(struct raw1394_handle *handle, 
+                                      tag_handler_t new)
+{
+        tag_handler_t old;
+
+        old = handle->tag_handler;
+        handle->tag_handler = new;
+
+        return old;
+}
+
+iso_handler_t raw1394_set_iso_handler(struct raw1394_handle *handle,
+                                      iso_handler_t new)
+{
+        iso_handler_t old;
+
+        old = handle->iso_handler;
+        handle->iso_handler = new;
+
+        return old;
+}