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authorsumuel <samuel@yakubos.org>2026-08-17 20:44:55 +0000
committersumuel <samuel@yakubos.org>2026-08-17 20:44:55 +0000
commit76424950e373d3b04ac3dd13019151bfba3e8423 (patch)
tree4c3cfdbda039e592b9186be3e28f8d7cfd439e8a /src/modules/cpu/cpu.c
Add the files
Diffstat (limited to 'src/modules/cpu/cpu.c')
-rw-r--r--src/modules/cpu/cpu.c262
1 files changed, 262 insertions, 0 deletions
diff --git a/src/modules/cpu/cpu.c b/src/modules/cpu/cpu.c
new file mode 100644
index 0000000..0d3803a
--- /dev/null
+++ b/src/modules/cpu/cpu.c
@@ -0,0 +1,262 @@
+#include "common/printing.h"
+#include "common/jsonconfig.h"
+#include "common/parsing.h"
+#include "common/temps.h"
+#include "common/frequency.h"
+#include "detection/cpu/cpu.h"
+#include "modules/cpu/cpu.h"
+
+static int sortCores(const FFCPUCore* a, const FFCPUCore* b) {
+ return (int) b->freq - (int) a->freq;
+}
+
+bool ffPrintCPU(FFCPUOptions* options) {
+ bool success = false;
+ FFCPUResult cpu = {
+ .temperature = FF_CPU_TEMP_UNSET,
+ .frequencyMax = 0,
+ .frequencyBase = 0,
+ .name = ffStrbufCreate(),
+ .vendor = ffStrbufCreate(),
+ };
+
+ const char* error = ffDetectCPU(options, &cpu);
+
+ if (error) {
+ ffPrintError(FF_CPU_MODULE_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, "%s", error);
+ } else if (cpu.vendor.length == 0 && cpu.name.length == 0 && cpu.coresOnline <= 1) {
+ ffPrintError(FF_CPU_MODULE_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, "No CPU detected");
+ } else {
+ FF_STRBUF_AUTO_DESTROY coreTypes = ffStrbufCreate();
+ if (options->showPeCoreCount) {
+ uint32_t typeCount = 0;
+ while (cpu.coreTypes[typeCount].count != 0 && typeCount < ARRAY_SIZE(cpu.coreTypes)) {
+ typeCount++;
+ }
+ if (typeCount > 0) {
+ qsort(cpu.coreTypes, typeCount, sizeof(cpu.coreTypes[0]), (void*) sortCores);
+
+ for (uint32_t i = 0; i < typeCount; i++) {
+ ffStrbufAppendF(&coreTypes, "%s%u", i == 0 ? "" : "+", cpu.coreTypes[i].count);
+ }
+ }
+ }
+
+ if (options->moduleArgs.outputFormat.length == 0) {
+ ffPrintLogoAndKey(FF_CPU_MODULE_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT);
+
+ FF_STRBUF_AUTO_DESTROY str = ffStrbufCreate();
+
+ if (cpu.packages > 1) {
+ ffStrbufAppendF(&str, "%u x ", cpu.packages);
+ }
+
+ if (cpu.name.length > 0) {
+ ffStrbufAppend(&str, &cpu.name);
+ } else if (cpu.vendor.length > 0) {
+ ffStrbufAppend(&str, &cpu.vendor);
+ ffStrbufAppendS(&str, " CPU");
+ } else {
+ ffStrbufAppendS(&str, "Unknown");
+ }
+
+ if (coreTypes.length > 0) {
+ ffStrbufAppendF(&str, " (%s)", coreTypes.chars);
+ } else if (cpu.coresOnline > 1) {
+ ffStrbufAppendF(&str, " (%u)", cpu.coresOnline);
+ }
+
+ uint32_t freq = cpu.frequencyMax;
+ if (freq == 0) {
+ freq = cpu.frequencyBase;
+ }
+ if (freq > 0) {
+ ffStrbufAppendS(&str, " @ ");
+ ffFreqAppendNum(freq, &str);
+ }
+
+ if (cpu.temperature != FF_CPU_TEMP_UNSET) {
+ ffStrbufAppendS(&str, " - ");
+ ffTempsAppendNum(cpu.temperature, &str, options->tempConfig, &options->moduleArgs);
+ }
+
+ ffStrbufPutTo(&str, stdout);
+ } else {
+ FF_STRBUF_AUTO_DESTROY freqBase = ffStrbufCreate();
+ ffFreqAppendNum(cpu.frequencyBase, &freqBase);
+ FF_STRBUF_AUTO_DESTROY freqMax = ffStrbufCreate();
+ ffFreqAppendNum(cpu.frequencyMax, &freqMax);
+
+ FF_STRBUF_AUTO_DESTROY tempStr = ffStrbufCreate();
+ ffTempsAppendNum(cpu.temperature, &tempStr, options->tempConfig, &options->moduleArgs);
+ FF_PRINT_FORMAT_CHECKED(FF_CPU_MODULE_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, ((FFformatarg[]) {
+ FF_ARG(cpu.name, "name"),
+ FF_ARG(cpu.vendor, "vendor"),
+ FF_ARG(cpu.coresPhysical, "cores-physical"),
+ FF_ARG(cpu.coresLogical, "cores-logical"),
+ FF_ARG(cpu.coresOnline, "cores-online"),
+ FF_ARG(freqBase, "freq-base"),
+ FF_ARG(freqMax, "freq-max"),
+ FF_ARG(tempStr, "temperature"),
+ FF_ARG(coreTypes, "core-types"),
+ FF_ARG(cpu.packages, "packages"),
+ FF_ARG(cpu.march, "march"),
+ FF_ARG(cpu.numaNodes, "numa-nodes"),
+ }));
+ }
+ success = true;
+ }
+
+ ffStrbufDestroy(&cpu.name);
+ ffStrbufDestroy(&cpu.vendor);
+
+ return success;
+}
+
+void ffParseCPUJsonObject(FFCPUOptions* options, yyjson_val* module) {
+ yyjson_val *key, *val;
+ size_t idx, max;
+ yyjson_obj_foreach (module, idx, max, key, val) {
+ if (ffJsonConfigParseModuleArgs(key, val, &options->moduleArgs)) {
+ continue;
+ }
+
+ if (ffTempsParseJsonObject(key, val, &options->temp, &options->tempConfig)) {
+ continue;
+ }
+
+ if (unsafe_yyjson_equals_str(key, "tempSensor")) {
+ ffStrbufSetJsonVal(&options->tempSensor, val);
+ continue;
+ }
+
+ if (unsafe_yyjson_equals_str(key, "freqNdigits")) {
+ ffPrintError(FF_CPU_MODULE_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, "modules.CPU.freqNdigits has been moved to display.freq.ndigits");
+ continue;
+ }
+
+ if (unsafe_yyjson_equals_str(key, "showPeCoreCount")) {
+ options->showPeCoreCount = yyjson_get_bool(val);
+ continue;
+ }
+
+ ffPrintError(FF_CPU_MODULE_NAME, 0, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT, "Unknown JSON key %s", unsafe_yyjson_get_str(key));
+ }
+}
+
+void ffGenerateCPUJsonConfig(FFCPUOptions* options, yyjson_mut_doc* doc, yyjson_mut_val* module) {
+ ffJsonConfigGenerateModuleArgsConfig(doc, module, &options->moduleArgs);
+
+ ffTempsGenerateJsonConfig(doc, module, options->temp, options->tempConfig);
+
+ yyjson_mut_obj_add_bool(doc, module, "showPeCoreCount", options->showPeCoreCount);
+
+ yyjson_mut_obj_add_strbuf(doc, module, "tempSensor", &options->tempSensor);
+}
+
+bool ffGenerateCPUJsonResult(FFCPUOptions* options, yyjson_mut_doc* doc, yyjson_mut_val* module) {
+ bool success = false;
+ FFCPUResult cpu = {
+ .temperature = FF_CPU_TEMP_UNSET,
+ .frequencyMax = 0,
+ .frequencyBase = 0,
+ .name = ffStrbufCreate(),
+ .vendor = ffStrbufCreate(),
+ };
+
+ const char* error = ffDetectCPU(options, &cpu);
+
+ if (error) {
+ yyjson_mut_obj_add_str(doc, module, "error", error);
+ } else if (cpu.vendor.length == 0 && cpu.name.length == 0 && cpu.coresOnline <= 1) {
+ yyjson_mut_obj_add_str(doc, module, "error", "No CPU detected");
+ } else {
+ yyjson_mut_val* obj = yyjson_mut_obj_add_obj(doc, module, "result");
+ yyjson_mut_obj_add_strbuf(doc, obj, "cpu", &cpu.name);
+ yyjson_mut_obj_add_strbuf(doc, obj, "vendor", &cpu.vendor);
+ if (cpu.packages == 0) {
+ yyjson_mut_obj_add_null(doc, obj, "packages");
+ } else {
+ yyjson_mut_obj_add_uint(doc, obj, "packages", cpu.packages);
+ }
+
+ yyjson_mut_val* cores = yyjson_mut_obj_add_obj(doc, obj, "cores");
+ yyjson_mut_obj_add_uint(doc, cores, "physical", cpu.coresPhysical);
+ yyjson_mut_obj_add_uint(doc, cores, "logical", cpu.coresLogical);
+ yyjson_mut_obj_add_uint(doc, cores, "online", cpu.coresOnline);
+
+ yyjson_mut_val* frequency = yyjson_mut_obj_add_obj(doc, obj, "frequency");
+ yyjson_mut_obj_add_uint(doc, frequency, "base", cpu.frequencyBase);
+ yyjson_mut_obj_add_uint(doc, frequency, "max", cpu.frequencyMax);
+
+ yyjson_mut_val* coreTypes = yyjson_mut_obj_add_arr(doc, obj, "coreTypes");
+ for (uint32_t i = 0; i < ARRAY_SIZE(cpu.coreTypes) && cpu.coreTypes[i].count > 0; i++) {
+ yyjson_mut_val* core = yyjson_mut_arr_add_obj(doc, coreTypes);
+ yyjson_mut_obj_add_uint(doc, core, "count", cpu.coreTypes[i].count);
+ yyjson_mut_obj_add_uint(doc, core, "freq", cpu.coreTypes[i].freq);
+ }
+
+ if (cpu.temperature != FF_CPU_TEMP_UNSET) {
+ yyjson_mut_obj_add_real(doc, obj, "temperature", cpu.temperature);
+ } else {
+ yyjson_mut_obj_add_null(doc, obj, "temperature");
+ }
+
+ if (cpu.march) {
+ yyjson_mut_obj_add_str(doc, obj, "march", cpu.march);
+ } else {
+ yyjson_mut_obj_add_null(doc, obj, "march");
+ }
+
+ if (cpu.numaNodes > 0) {
+ yyjson_mut_obj_add_uint(doc, obj, "numaNodes", cpu.numaNodes);
+ } else {
+ yyjson_mut_obj_add_null(doc, obj, "numaNodes");
+ }
+
+ success = true;
+ }
+
+ ffStrbufDestroy(&cpu.name);
+ ffStrbufDestroy(&cpu.vendor);
+
+ return success;
+}
+
+void ffInitCPUOptions(FFCPUOptions* options) {
+ ffOptionInitModuleArg(&options->moduleArgs, "");
+ ffStrbufInit(&options->tempSensor);
+ options->temp = false;
+ options->tempConfig = (FFColorRangeConfig) { 60, 80 };
+ options->showPeCoreCount = false;
+}
+
+void ffDestroyCPUOptions(FFCPUOptions* options) {
+ ffOptionDestroyModuleArg(&options->moduleArgs);
+ ffStrbufDestroy(&options->tempSensor);
+}
+
+FFModuleBaseInfo ffCPUModuleInfo = {
+ .name = FF_CPU_MODULE_NAME,
+ .description = "Print CPU name, frequency, etc.",
+ .initOptions = (void*) ffInitCPUOptions,
+ .destroyOptions = (void*) ffDestroyCPUOptions,
+ .parseJsonObject = (void*) ffParseCPUJsonObject,
+ .printModule = (void*) ffPrintCPU,
+ .generateJsonResult = (void*) ffGenerateCPUJsonResult,
+ .generateJsonConfig = (void*) ffGenerateCPUJsonConfig,
+ .formatArgs = FF_FORMAT_ARG_LIST(((FFModuleFormatArg[]) {
+ { "Name", "name" },
+ { "Vendor", "vendor" },
+ { "Physical core count", "cores-physical" },
+ { "Logical core count", "cores-logical" },
+ { "Online core count", "cores-online" },
+ { "Base frequency (formatted)", "freq-base" },
+ { "Max frequency (formatted)", "freq-max" },
+ { "Temperature (formatted)", "temperature" },
+ { "Logical core count grouped by frequency", "core-types" },
+ { "Processor package count", "packages" },
+ { "CPU microarchitecture", "march" },
+ { "NUMA node count", "numa-nodes" },
+ }))
+};