6 #include <yajl/yajl_gen.h>
7 #include <yajl/yajl_version.h>
11 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
13 #include <sys/types.h>
14 #include <sys/sysctl.h>
16 #define TZ_KELVTOC(x) (((x) - TZ_ZEROC) / 10), abs(((x) - TZ_ZEROC) % 10)
17 #define TZ_AVG(x) ((x) - TZ_ZEROC) / 10
20 #if defined(__DragonFly__)
21 #include <sys/sysctl.h>
22 #include <sys/types.h>
23 #include <sys/sensors.h>
24 #define MUKTOC(v) ((v - 273150000) / 1000000.0)
27 #if defined(__OpenBSD__)
28 #include <sys/param.h>
29 #include <sys/types.h>
30 #include <sys/sysctl.h>
31 #include <sys/sensors.h>
35 #define MUKTOC(v) ((v - 273150000) / 1000000.0)
38 #if defined(__NetBSD__)
40 #include <prop/proplib.h>
41 #include <sys/envsys.h>
43 #define MUKTOC(v) ((v - 273150000) / 1000000.0)
48 * Reads the CPU temperature from /sys/class/thermal/thermal_zone%d/temp (or
49 * the user provided path) and returns the temperature in degree celcius.
52 void print_cpu_temperature_info(yajl_gen json_gen, char *buffer, int zone, const char *path, const char *format, int max_threshold) {
53 char *outwalk = buffer;
56 bool colorful_output = false;
60 asprintf(&thermal_zone, THERMAL_ZONE, zone);
62 asprintf(&thermal_zone, path, zone);
64 INSTANCE(thermal_zone);
66 for (walk = format; *walk != '\0'; walk++) {
72 if (BEGINS_WITH(walk+1, "degrees")) {
76 if (!slurp(thermal_zone, buf, sizeof(buf)))
78 temp = strtol(buf, NULL, 10);
79 if (temp == LONG_MIN || temp == LONG_MAX || temp <= 0)
82 if ((temp/1000) >= max_threshold) {
83 START_COLOR("color_bad");
84 colorful_output = true;
86 outwalk += sprintf(outwalk, "%ld", (temp/1000));
87 if (colorful_output) {
89 colorful_output = false;
92 #elif defined(__DragonFly__)
93 struct sensor th_sensor;
96 th_sensorlen = sizeof(th_sensor);
98 if (sysctlbyname(thermal_zone, &th_sensor, &th_sensorlen, NULL, 0) == -1) {
99 perror("sysctlbyname");
102 if (MUKTOC(th_sensor.value) >= max_threshold) {
103 START_COLOR("color_bad");
104 colorful_output = true;
106 outwalk += sprintf(outwalk, "%.2f", MUKTOC(th_sensor.value));
107 if (colorful_output) {
109 colorful_output = false;
112 #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
114 size_t sysctl_size = sizeof(sysctl_rslt);
115 if (sysctlbyname(thermal_zone, &sysctl_rslt, &sysctl_size, NULL, 0))
118 if (TZ_AVG(sysctl_rslt) >= max_threshold) {
119 START_COLOR("color_bad");
120 colorful_output = true;
122 outwalk += sprintf(outwalk, "%d.%d", TZ_KELVTOC(sysctl_rslt));
123 if (colorful_output) {
125 colorful_output = false;
128 #elif defined(__OpenBSD__)
129 struct sensordev sensordev;
130 struct sensor sensor;
132 int dev, numt, mib[5] = { CTL_HW, HW_SENSORS, 0, 0, 0 };
134 sdlen = sizeof(sensordev);
135 slen = sizeof(sensor);
137 for (dev = 0; ; dev++) {
139 if (sysctl(mib, 3, &sensordev, &sdlen, NULL, 0) == -1) {
146 /* 'path' is the node within the full path (defaults to acpitz0). */
147 if (BEGINS_WITH(sensordev.xname, thermal_zone)) {
148 mib[3] = SENSOR_TEMP;
149 /* Limit to temo0, but should retrieve from a full path... */
150 for (numt = 0; numt < 1 /*sensordev.maxnumt[SENSOR_TEMP]*/; numt++) {
152 if (sysctl(mib, 5, &sensor, &slen, NULL, 0) == -1) {
153 if (errno != ENOENT) {
158 if ((int)MUKTOC(sensor.value) >= max_threshold) {
159 START_COLOR("color_bad");
160 colorful_output = true;
163 outwalk += sprintf(outwalk, "%.2f", MUKTOC(sensor.value));
165 if (colorful_output) {
167 colorful_output = false;
172 #elif defined(__NetBSD__)
175 prop_dictionary_t dict;
177 prop_object_iterator_t iter;
178 prop_object_iterator_t iter2;
179 prop_object_t obj, obj2, obj3;
181 fd = open("/dev/sysmon", O_RDONLY);
185 rval = prop_dictionary_recv_ioctl(fd, ENVSYS_GETDICTIONARY, &dict);
191 /* No drivers registered? */
192 if (prop_dictionary_count(dict) == 0) {
197 iter = prop_dictionary_iterator(dict);
203 /* iterate over the dictionary returned by the kernel */
204 while ((obj = prop_object_iterator_next(iter)) != NULL) {
205 /* skip this dict if it's not what we're looking for */
206 if ((strlen(prop_dictionary_keysym_cstring_nocopy(obj)) != strlen(thermal_zone)) ||
207 (strncmp(thermal_zone,
208 prop_dictionary_keysym_cstring_nocopy(obj),
209 strlen(thermal_zone)) != 0))
212 array = prop_dictionary_get_keysym(dict, obj);
213 if (prop_object_type(array) != PROP_TYPE_ARRAY) {
218 iter2 = prop_array_iterator(array);
224 /* iterate over array of dicts specific to target sensor */
225 while ((obj2 = prop_object_iterator_next(iter2)) != NULL) {
226 obj3 = prop_dictionary_get(obj2, "cur-value");
228 float temp = MUKTOC(prop_number_integer_value(obj3));
229 if ((int)temp >= max_threshold) {
230 START_COLOR("color_bad");
231 colorful_output = true;
234 outwalk += sprintf(outwalk, "%.2f", temp);
236 if (colorful_output) {
238 colorful_output = false;
243 prop_object_iterator_release(iter2);
246 prop_object_iterator_release(iter);
248 prop_object_release(dict);
256 walk += strlen("degrees");
262 OUTPUT_FULL_TEXT(buffer);
268 OUTPUT_FULL_TEXT("cant read temp");
269 (void)fputs("i3status: Cannot read temperature. Verify that you have a thermal zone in /sys/class/thermal or disable the cpu_temperature module in your i3status config.\n", stderr);