From 08a92a4324ff8ffe9efa4bfd1cc88764448f3786 Mon Sep 17 00:00:00 2001
From: Carter Li <zhangsongcui3371@sina.com>
Date: Sun, 10 Nov 2024 13:28:48 +0800
Subject: [PATCH] CPU (OpenBSD): support CPU temp detection

---
 src/detection/cpu/cpu_obsd.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/detection/cpu/cpu_obsd.c b/src/detection/cpu/cpu_obsd.c
index 04d550198..298f064d6 100644
--- a/src/detection/cpu/cpu_obsd.c
+++ b/src/detection/cpu/cpu_obsd.c
@@ -1,6 +1,9 @@
 #include "cpu.h"
 #include "common/sysctl.h"
 
+#include <sys/time.h>
+#include <sys/sensors.h>
+
 const char* ffDetectCPUImpl(const FFCPUOptions* options, FFCPUResult* cpu)
 {
     if (ffSysctlGetString(CTL_HW, HW_MODEL, &cpu->name))
@@ -13,7 +16,14 @@ const char* ffDetectCPUImpl(const FFCPUOptions* options, FFCPUResult* cpu)
     ffCPUDetectSpeedByCpuid(cpu);
 
     cpu->frequencyBase = (uint32_t) ffSysctlGetInt(CTL_HW, HW_CPUSPEED, 0);
-    cpu->temperature = FF_CPU_TEMP_UNSET; // HW_SENSORS?
+    cpu->temperature = FF_CPU_TEMP_UNSET;
+    if (options->temp)
+    {
+        struct sensor sensors;
+        size_t size = sizeof(sensors);
+        if (sysctl((int[]) {CTL_HW, HW_SENSORS, 0, SENSOR_TEMP, 0}, 5, &sensors, &size, NULL, 0) == 0)
+            cpu->temperature = (double) (sensors.value - 273150000) / 1E6;
+    }
 
     return NULL;
 }