temperature: OS split

[slstatus.git] / components / OpenBSD / temperature.c

diff --git a/components/OpenBSD/temperature.c b/components/OpenBSD/temperature.c
new file mode 100644 (file)
index 0000000..8098868
--- /dev/null
+++ b/components/OpenBSD/temperature.c
@@ -0,0 +1,32 @@
+/* See LICENSE file for copyright and license details. */
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/sysctl.h>
+#include <sys/time.h>
+#include <sys/sensors.h>
+
+#include "../../util.h"
+
+const char *
+temp(const char *null)
+{
+       int mib[5];
+       size_t size;
+       struct sensor temp;
+
+       mib[0] = CTL_HW;
+       mib[1] = HW_SENSORS;
+       mib[2] = 0; /* cpu0 */
+       mib[3] = SENSOR_TEMP;
+       mib[4] = 0; /* temp0 */
+
+       size = sizeof(temp);
+
+       if (sysctl(mib, 5, &temp, &size, NULL, 0) == -1) {
+               fprintf(stderr, "sysctl 'SENSOR_TEMP': %s\n", strerror(errno));
+               return NULL;
+       }
+
+       return bprintf("%d", (temp.value - 273150000) / 1000000); /* kelvin to celsius */
+}