* Landed portals:b_port_step as follows...

[fs/lustre-release.git] / lnet / include / libcfs / portals_lib.h

diff --git a/lnet/include/libcfs/portals_lib.h b/lnet/include/libcfs/portals_lib.h
new file mode 100644 (file)
index 0000000..f6b12c2
--- /dev/null
+++ b/lnet/include/libcfs/portals_lib.h
@@ -0,0 +1,92 @@
+/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
+ * vim:expandtab:shiftwidth=8:tabstop=8:
+ *
+ *  Copyright (C) 2001 Cluster File Systems, Inc. <braam@clusterfs.com>
+ *
+ *   This file is part of Lustre, http://www.lustre.org.
+ *
+ *   Lustre is free software; you can redistribute it and/or
+ *   modify it under the terms of version 2 of the GNU General Public
+ *   License as published by the Free Software Foundation.
+ *
+ *   Lustre 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 Lustre; if not, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Basic library routines. 
+ *
+ */
+
+#ifndef __LIBCFS_PORTALS_LIB_H__
+#define __LIBCFS_PORTALS_LIB_H__
+
+#if defined(__linux__)
+#include <libcfs/linux/portals_lib.h>
+#elif defined(__APPLE__)
+#include <libcfs/darwin/portals_lib.h>
+#else
+#error Unsupported Operating System
+#endif
+
+#undef MIN
+#define MIN(a,b) (((a)<(b)) ? (a): (b))
+#undef MAX
+#define MAX(a,b) (((a)>(b)) ? (a): (b))
+#define MKSTR(ptr) ((ptr))? (ptr) : ""
+
+static inline int size_round (int val)
+{
+        return (val + 7) & (~0x7);
+}
+
+static inline int size_round16(int val)
+{
+        return (val + 0xf) & (~0xf);
+}
+
+static inline int size_round32(int val)
+{
+        return (val + 0x1f) & (~0x1f);
+}
+
+static inline int size_round0(int val)
+{
+        if (!val)
+                return 0;
+        return (val + 1 + 7) & (~0x7);
+}
+
+static inline size_t round_strlen(char *fset)
+{
+        return size_round(strlen(fset) + 1);
+}
+
+#define LOGL(var,len,ptr)                                       \
+do {                                                            \
+        if (var)                                                \
+                memcpy((char *)ptr, (const char *)var, len);    \
+        ptr += size_round(len);                                 \
+} while (0)
+
+#define LOGU(var,len,ptr)                                       \
+do {                                                            \
+        if (var)                                                \
+                memcpy((char *)var, (const char *)ptr, len);    \
+        ptr += size_round(len);                                 \
+} while (0)
+
+#define LOGL0(var,len,ptr)                              \
+do {                                                    \
+        if (!len)                                       \
+                break;                                  \
+        memcpy((char *)ptr, (const char *)var, len);    \
+        *((char *)(ptr) + len) = 0;                     \
+        ptr += size_round(len + 1);                     \
+} while (0)
+
+#endif /* _PORTALS_LIB_H */