2 files changed, 63 insertions, 0 deletions
diff --git a/src/sys/include/os/ucred.h b/src/sys/include/os/ucred.h
new file mode 100644
index 0000000..6e3e4b4
--- /dev/null
+++ b/src/sys/include/os/ucred.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2025 Ian Marco Moffett and L5 engineers
+ * 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 the project 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 _OS_UCRED_H_
+#define _OS_UCRED_H_ 1
+
+#include <sys/syscall.h>
+#include <sys/types.h>
+#include <sys/ucred.h>
+#include <sys/proc.h>
+
+/*
+ * Initialize user credientials
+ *
+ * @proc: Current process
+ * @cred: credientials to initialize
+ *
+ * XXX: 'proc' being NULL drops the creds to root
+ *
+ * Returns zero on success, otherwise a less
+ * than zero value on failure.
+ */
+int ucred_init(struct proc *proc, struct ucred *cred);
+
+/*
+ * Set effective user ID
+ */
+int seteuid(uid_t euid);
+
+/*
+ * Set EUID system call
+ */
+scret_t sys_seteuid(struct syscall_args *scargs);
+
+#endif  /* !_OS_UCRED_H_ */
diff --git a/src/sys/include/os/vnode.h b/src/sys/include/os/vnode.h
index 31cfb0c..8cdcded 100644
--- a/src/sys/include/os/vnode.h
+++ b/src/sys/include/os/vnode.h
@@ -44,12 +44,14 @@ struct vop;
  * @VTYPE_NONE: Vnode is yet to be assigned a type
  * @VTYPE_FILE: Vnode references a file
  * @VTYPE_DIR:  Vnode references a directory
+ * @VTYPE_SOCK: Vnode references a socket
  * @__N_VTYPE:  Number of valid nodes on the system
  */
 typedef enum {
     VTYPE_NONE,
     VTYPE_FILE,
     VTYPE_DIR,
+    VTYPE_SOCK,
     __N_VTYPE
 } vtype_t;