1 files changed, 62 insertions, 0 deletions
diff --git a/sys/include/fs/ctlfs.h b/sys/include/fs/ctlfs.h
new file mode 100644
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+++ b/sys/include/fs/ctlfs.h
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2023-2025 Ian Marco Moffett and the Osmora Team.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of Hyra nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _FS_CTLFS_H_
+#define _FS_CTLFS_H_
+
+struct ctlfs_dev;
+
+struct ctlops {
+    int(*read)(struct ctlfs_dev *cdp, struct sio_txn *sio);
+    int(*write)(struct ctlfs_dev *cdp, struct sio_txn *sio);
+};
+
+/*
+ * Ctlfs op arguments
+ *
+ * @devname: Device name.
+ * @major: Device major
+ * @minor: Device minor.
+ * @mode: Access flags.
+ * @devname [1]: Device name (node name)
+ * @ctlname: [1]: Control name (node entry name)
+ */
+struct ctlfs_dev {
+    union {
+        const char *devname;
+        const char *ctlname;
+    };
+    const struct ctlops *ops;
+    mode_t mode;
+};
+
+int ctlfs_create_node(const char *name, const struct ctlfs_dev *dp);
+int ctlfs_create_entry(const char *name, const struct ctlfs_dev *dp);
+
+#endif  /* !_FS_CTLFS_H_ */