Parse PCI devices in DBDF form.

userspace/ucommon.h

@@ -0,0 +1,36 @@
+/*
+Vendor Reset - Vendor Specific Reset
+Copyright (C) 2020 Geoffrey McRae <geoff@hostfission.com>
+Copyright (C) 2020 Adam Madsen <adam@ajmadsen.com>
+
+This program 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 of the License, or (at your option) any later
+version.
+
+This program 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
+this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#ifndef __VENDOR_RESET_UCOMMON_H__
+#define __VENDOR_RESET_UCOMMON_H__
+
+struct dbdf
+{
+  int domain;
+  int bus;
+  int device;
+  int function;
+};
+
+/*
+ * parse [domain:]bus:device.fn type addresses
+ */
+extern int parse_dbdf(const char *dbdf_str, struct dbdf *out);
+
+#endif