From a830bef66e689f6f1defa9988f257a7ec2bb034d Mon Sep 17 00:00:00 2001
From: Joan Lledó <joanlluislledo@gmail.com>
Date: Tue, 16 Jan 2018 12:54:28 +0100
Subject: PCI Arbiter

---
 pci-arbiter/options.h | 74 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 pci-arbiter/options.h

(limited to 'pci-arbiter/options.h')

diff --git a/pci-arbiter/options.h b/pci-arbiter/options.h
new file mode 100644
index 00000000..814f81ad
--- /dev/null
+++ b/pci-arbiter/options.h
@@ -0,0 +1,74 @@
+/*
+   Copyright (C) 2017 Free Software Foundation, Inc.
+
+   Written by Miles Bader <miles@gnu.org>
+
+   This file is part of the GNU Hurd.
+
+   The GNU Hurd is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2, or (at
+   your option) any later version.
+
+   The GNU Hurd is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with the GNU Hurd.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/* Fsysopts and command line option parsing */
+
+#ifndef OPTIONS_H
+#define OPTIONS_H
+
+#include <stdint.h>
+#include <sys/types.h>
+#include <argp.h>
+
+#include "pcifs.h"
+
+#define STR2(x)  #x
+#define STR(x)  STR2(x)
+
+/* Used to hold data during argument parsing.  */
+struct parse_hook
+{
+  /* A list of specified permission sets and their corresponding options.  */
+  struct pcifs_perm *permsets;
+  size_t num_permsets;
+
+  /* Permission set to which options apply.  */
+  struct pcifs_perm *curset;
+
+  /* Node cache length */
+  size_t ncache_len;
+};
+
+/* Lwip translator options.  Used for both startup and runtime.  */
+static const struct argp_option options[] = {
+  {0, 0, 0, 0, "Permission scope:", 1},
+  {"class", 'C', "CLASS", 0, "Device class in hexadecimal"},
+  {"subclass", 's', "SUBCLASS", 0,
+   "Device subclass in hexadecimal, only valid with -c"},
+  {"domain", 'D', "DOMAIN", 0, "Device domain in hexadecimal"},
+  {"bus", 'b', "BUS", 0, "Device bus in hexadecimal, only valid with -D"},
+  {"dev", 'd', "DEV", 0, "Device dev in hexadecimal, only valid with -b"},
+  {"func", 'f', "FUNC", 0, "Device func in hexadecimal, only valid with -d"},
+  {0, 0, 0, 0, "These apply to a given permission scope:", 2},
+  {"uid", 'U', "UID", 0, "User ID to give permissions to"},
+  {"gid", 'G', "GID", 0, "Group ID to give permissions to"},
+  {0, 0, 0, 0, "Global configuration options:", 3},
+  {"ncache", 'n', "LENGTH", 0,
+   "Node cache length. " STR (NODE_CACHE_MAX) " by default"},
+  {0}
+};
+
+static const char doc[] = "More than one permission scope may be specified. \
+Uppercase options create a new permission scope if the current one already \
+has a value for that option. If one node is covered by more than one \
+permission scope, only the first permission is applied to that node.";
+
+#endif // OPTIONS_H
-- 
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