Changeset 1505 for trunk/src/emx/include/InnoTekLIBC/sharedpm.h

Timestamp:

Sep 12, 2004, 9:40:29 PM (21 years ago)

Author:

bird

Message:

Adding BSD stuff like there was no tomorrow.

File:

• trunk/src/emx/include/InnoTekLIBC/sharedpm.h (modified) (3 diffs, 1 prop)

trunk/src/emx/include/InnoTekLIBC/sharedpm.h

@@ -298 +298 @@
 
 /**
+ * The structure contains the system load averages.
+ */
+typedef struct __libc_SPMLoadAvg
+{
+    /** Array of the three stamples.
+     * The entries are for 1, 5 and 15 min averages respectively.
+     *
+     * The samples them selfs are stored as integers and not as a
+     * double as the interface returns. The reason is that this is smaller
+     * and it's what both BSD and Linux is doing. The fraction part is
+     * the lower 11 bits (this is also identical to BSD and Linux).
+     */
+    uint32_t                    u32Samples[3];
+    /** Timestamp of the last update. */
+    unsigned                    uTimestamp;
+} __LIBC_SPMLOADAVG;
+/** Pointer to load averages. */
+typedef __LIBC_SPMLOADAVG *__LIBC_PSPMLOADAVG;
+
+
+/**
  * This is the header of the LIBC shared memory.
  */
@@ -336 +357 @@
         char                    ach[16];
     };
+
+    /** System Load Averages. */
+    __LIBC_SPMLOADAVG           LoadAvg;
+
     /* The rest of the block, up to cbProcess, is undefined in this version.
      * Future versions of LIBC may use this area assuming it's initalized with zeros.
@@ -531 +556 @@
 
 /**
+ * Get the stored load average samples.
+ *
+ * @returns 0 on success.
+ * @returns -1 and errno on failure.
+ * @param   pLoadAvg    Where to store the load average samples.
+ * @param   puTimestamp Where to store the current timestamp.
+ */
+int     __libc_spmGetLoadAvg(__LIBC_PSPMLOADAVG  pLoadAvg, unsigned *puTimestamp);
+
+/**
+ * Get the stored load average samples.
+ *
+ * @returns 0 on success.
+ * @returns -1 and errno on failure.
+ * @param   pLoadAvg    Where to store the load average samples.
+ */
+int     __libc_spmSetLoadAvg(const __LIBC_SPMLOADAVG *pLoadAvg);
+
+/**
  * Checks the SPM memory for trouble.
  *