1 files changed, 55 insertions, 0 deletions
diff --git a/ioreplay/src/vfd.c b/ioreplay/src/vfd.c
new file mode 100644
index 0000000..6e86f61
--- /dev/null
+++ b/ioreplay/src/vfd.c
@@ -0,0 +1,55 @@
+// Copyright 2018 Mimecast Ltd.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "vfd.h"
+
+vfd_s* vfd_new(const int fd, const long mapped_fd, char *path)
+{
+    vfd_s *vfd = Malloc(vfd_s);
+    vfd->path = NULL;
+    vfd->debug = false;
+    vfd_update(vfd, fd, mapped_fd, path);
+
+    return vfd;
+}
+
+void vfd_update(vfd_s *vfd, const int fd, const long mapped_fd, char *path)
+{
+    vfd->fd = fd;
+    vfd->dirfd = NULL;
+    vfd->mapped_fd = mapped_fd;
+    vfd->offset = 0;
+
+    if (path)
+        free(vfd->path);
+
+    vfd->path = Clone(path);
+}
+
+void vfd_destroy(vfd_s *vfd)
+{
+    if (!vfd)
+        return;
+
+    if (vfd->path)
+        free(vfd->path);
+
+    free(vfd);
+}
+
+void vfd_print(vfd_s *vfd)
+{
+    fprintf(stderr, "virtfd(%p) fd:%x mapped_fd:%lx path:%s\n",
+            (void*)vfd, vfd->fd, vfd->mapped_fd, vfd->path);
+}