Improved the iokit plugin: Scalre the values by 65536, convert the instance to lowerc...

diff --git a/src/iokit.c b/src/iokit.c
index 637c808..8a533f0 100644 (file)
--- a/src/iokit.c
+++ b/src/iokit.c
@@ -27,6 +27,9 @@
 
 #define MODULE_NAME "iokit"
 
+#if HAVE_CTYPE_H
+#  include <ctype.h>
+#endif
 #if HAVE_MACH_MACH_TYPES_H
 #  include <mach/mach_types.h>
 #endif
@@ -91,11 +94,11 @@ static void temperature_write (char *host, char *inst, char *val)
 }
 
 #if IOKIT_HAVE_READ
-static void iokit_submit (char *type, char *inst, int value)
+static void iokit_submit (char *type, char *inst, double value)
 {
        char buf[128];
 
-       if (snprintf (buf, 1024, "%u:%i", (unsigned int) curtime,
+       if (snprintf (buf, 1024, "%u:%f", (unsigned int) curtime,
                                value) >= 128)
                return;
 
@@ -110,9 +113,11 @@ static void iokit_read (void)
        CFMutableDictionaryRef prop_dict;
        CFTypeRef       property;
 
-       char type[128];
-       char inst[128];
-       int   value;
+       char   type[128];
+       char   inst[128];
+       int    value_int;
+       double value_double;
+       int    i;
 
        if (!io_master_port || (io_master_port == MACH_PORT_NULL))
                return;
@@ -168,6 +173,15 @@ static void iokit_read (void)
                                        kCFStringEncodingASCII))
                        continue;
                inst[127] = '\0';
+               for (i = 0; i < 128; i++)
+               {
+                       if (inst[i] == '\0')
+                               break;
+                       else if (isalnum (inst[i]))
+                               inst[i] = (char) tolower (inst[i]);
+                       else
+                               inst[i] = '_';
+               }
 
                /* Get the actual value. Some computation, based on the `type'
                 * is neccessary. */
@@ -180,13 +194,24 @@ static void iokit_read (void)
                        continue;
                if (!CFNumberGetValue (property,
                                        kCFNumberIntType,
-                                       &value))
+                                       &value_int))
                        continue;
 
+               if ((strcmp (type, "temperature") == 0)
+                               || (strcmp (type, "fanspeed") == 0)
+                               || (strcmp (type, "voltage") == 0))
+               {
+                       value_double = ((double) value_int) / 65536.0;
+               }
+               else
+               {
+                       value_double = (double) value_int;
+               }
+
                /* Do stuff */
-               DBG ("type = %s, inst = %s, value = %i",
-                               type, inst, value);
-               iokit_submit (type, inst, value);
+               DBG ("type = %s, inst = %s, value_int = %i, value_double = %f",
+                               type, inst, value_int, value_double);
+               iokit_submit (type, inst, value_double);
 
                CFRelease (prop_dict);
                IOObjectRelease (io_obj);