openbox lab initialized

openflow/usr/include/nspr/prsystem.h

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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef prsystem_h___
+#define prsystem_h___
+
+/*
+** API to NSPR functions returning system info.
+*/
+#include "prtypes.h"
+
+PR_BEGIN_EXTERN_C
+
+/*
+** Get the host' directory separator.
+**  Pathnames are then assumed to be of the form:
+**      [<sep><root_component><sep>]*(<component><sep>)<leaf_name>
+*/
+
+NSPR_API(char) PR_GetDirectorySeparator(void);
+
+/*
+** OBSOLETE -- the function name is misspelled.
+** Use PR_GetDirectorySeparator instead.
+*/
+
+NSPR_API(char) PR_GetDirectorySepartor(void);
+
+/*
+** Get the host' path separator.
+**  Paths are assumed to be of the form:
+**      <directory>[<sep><directory>]*
+*/
+
+NSPR_API(char) PR_GetPathSeparator(void);
+
+/* Types of information available via PR_GetSystemInfo(...) */
+typedef enum {
+    PR_SI_HOSTNAME,  /* the hostname with the domain name (if any)
+                      * removed */
+    PR_SI_SYSNAME,
+    PR_SI_RELEASE,
+    PR_SI_ARCHITECTURE,
+    PR_SI_HOSTNAME_UNTRUNCATED  /* the hostname exactly as configured
+                                 * on the system */
+} PRSysInfo;
+
+
+/*
+** If successful returns a null termintated string in 'buf' for
+** the information indicated in 'cmd'. If unseccussful the reason for
+** the failure can be retrieved from PR_GetError().
+**
+** The buffer is allocated by the caller and should be at least
+** SYS_INFO_BUFFER_LENGTH bytes in length.
+*/
+
+#define SYS_INFO_BUFFER_LENGTH 256
+
+NSPR_API(PRStatus) PR_GetSystemInfo(PRSysInfo cmd, char *buf, PRUint32 buflen);
+
+/*
+** Return the number of bytes in a page
+*/
+NSPR_API(PRInt32) PR_GetPageSize(void);
+
+/*
+** Return log2 of the size of a page
+*/
+NSPR_API(PRInt32) PR_GetPageShift(void);
+
+/*
+** PR_GetNumberOfProcessors() -- returns the number of CPUs
+**
+** Description:
+** PR_GetNumberOfProcessors() extracts the number of processors
+** (CPUs available in an SMP system) and returns the number.
+** 
+** Parameters:
+**   none
+**
+** Returns:
+**   The number of available processors or -1 on error
+** 
+*/
+NSPR_API(PRInt32) PR_GetNumberOfProcessors( void );
+
+/*
+** PR_GetPhysicalMemorySize() -- returns the amount of system RAM
+**
+** Description:
+** PR_GetPhysicalMemorySize() determines the amount of physical RAM
+** in the system and returns the size in bytes.
+**
+** Parameters:
+**   none
+**
+** Returns:
+**   The amount of system RAM, or 0 on failure.
+**
+*/
+NSPR_API(PRUint64) PR_GetPhysicalMemorySize(void);
+
+PR_END_EXTERN_C
+
+#endif /* prsystem_h___ */