1 files changed, 78 insertions, 0 deletions
diff --git a/src/detection/cpu/cpu_obsd.c b/src/detection/cpu/cpu_obsd.c
new file mode 100644
index 0000000..e5b8d2f
--- /dev/null
+++ b/src/detection/cpu/cpu_obsd.c
@@ -0,0 +1,78 @@
+#include "cpu.h"
+#include "common/sysctl.h"
+#include "common/strutil.h"
+
+#include <errno.h>
+#include <sys/time.h>
+#include <sys/sensors.h>
+
+static const char* detectCPUTemp(const FFCPUOptions* options, FFCPUResult* cpu) {
+    int mib[5] = { CTL_HW, HW_SENSORS, 0, SENSOR_TEMP, 0 };
+
+    for (mib[2] = 0; mib[2] < 1024; mib[2]++) {
+        struct sensordev sensordev;
+        size_t sdlen = sizeof(struct sensordev);
+        if (sysctl(mib, 3, &sensordev, &sdlen, NULL, 0) < 0) {
+            if (errno == ENOENT) {
+                break;
+            }
+            if (errno == ENXIO) {
+                continue;
+            }
+            return "sysctl(sensordev) failed";
+        }
+
+        if (options->tempSensor.length > 0) {
+            if (!ffStrbufEqualS(&options->tempSensor, sensordev.xname)) {
+                continue;
+            }
+        } else {
+            if (!ffStrStartsWith(sensordev.xname, "cpu")) {
+                continue;
+            }
+        }
+
+        for (mib[4] = 0; mib[4] < sensordev.maxnumt[SENSOR_TEMP]; mib[4]++) {
+            struct sensor sensor;
+            size_t slen = sizeof(struct sensor);
+            if (sysctl(mib, 5, &sensor, &slen, NULL, 0) < 0) {
+                if (errno != ENOENT) {
+                    return "sysctl(sensor) failed";
+                }
+                continue;
+            }
+            if (sensor.flags & SENSOR_FINVALID) {
+                continue;
+            }
+
+            cpu->temperature = (double) (sensor.value - 273150000) / 1E6;
+            return NULL;
+        }
+    }
+
+    return "No sensor for CPU temp found";
+}
+
+const char* ffDetectCPUImpl(const FFCPUOptions* options, FFCPUResult* cpu) {
+    if (ffSysctlGetString(CTL_HW, HW_MODEL, &cpu->name)) {
+        return "sysctl(hw.model) failed";
+    }
+
+    cpu->coresPhysical = (uint16_t) ffSysctlGetInt(CTL_HW, HW_NCPU, 1);
+    cpu->coresLogical = cpu->coresPhysical;
+    cpu->coresOnline = (uint16_t) ffSysctlGetInt(CTL_HW, HW_NCPUONLINE, cpu->coresLogical);
+
+    ffCPUDetectByCpuid(cpu);
+
+    uint32_t cpuspeed = (uint32_t) ffSysctlGetInt(CTL_HW, HW_CPUSPEED, 0);
+    if (cpuspeed > cpu->frequencyBase) {
+        cpu->frequencyBase = cpuspeed;
+    }
+
+    cpu->temperature = FF_CPU_TEMP_UNSET;
+    if (options->temp) {
+        detectCPUTemp(options, cpu);
+    }
+
+    return NULL;
+}