From 6fb9f18fd64cad9b22a4933bdb1d8c9639b2128c Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Thu, 23 May 2024 10:10:24 -0400 Subject: kernel: fs: Add procfs support Signed-off-by: Ian Moffett --- sys/include/fs/procfs.h | 51 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 sys/include/fs/procfs.h (limited to 'sys/include') diff --git a/sys/include/fs/procfs.h b/sys/include/fs/procfs.h new file mode 100644 index 0000000..ed3a19f --- /dev/null +++ b/sys/include/fs/procfs.h @@ -0,0 +1,51 @@ +/* + * Copyright (c) 2023-2024 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 _PROCFS_H_ +#define _PROCFS_H_ + +#include +#include +#include + +struct proc_entry { + int(*read)(struct proc_entry *p, struct sio_txn *sio); + int(*write)(struct proc_entry *p, struct sio_txn *sio); +}; + +extern struct vfsops g_procfs_ops; +extern struct vops g_procfs_vops; + +int procfs_add_entry(const char *name, struct proc_entry *entry); +struct proc_entry *procfs_alloc_entry(void); + +/* procfs_subr.c */ +void procfs_populate(void); + +#endif /* !_PROCFS_H_ */ -- cgit v1.2.3