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add licence for temp_sensor.m

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yifan wang 2020-11-28 10:47:12 -05:00
parent b41d4b2454
commit 0986157910
3 changed files with 51 additions and 24 deletions
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temp_sensor.m
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@ -1,9 +1,35 @@
//
// main.m
// sensors
//
// Created by Yang on 11/26/20.
//
// This code is originally from https://github.com/freedomtan/sensors/blob/master/sensors/sensors.m
// Here is the original code's license
// BSD 3-Clause License
// Copyright (c) 2016-2018, "freedom" Koan-Sin Tan
// All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <IOKit/hidsystem/IOHIDEventSystemClient.h>
@ -31,12 +57,12 @@ CFDictionaryRef matching(int page, int usage)
{
CFNumberRef nums[2];
CFStringRef keys[2];
keys[0] = CFStringCreateWithCString(0, "PrimaryUsagePage", 0);
keys[1] = CFStringCreateWithCString(0, "PrimaryUsage", 0);
nums[0] = CFNumberCreate(0, kCFNumberSInt32Type, &page);
nums[1] = CFNumberCreate(0, kCFNumberSInt32Type, &usage);
CFDictionaryRef dict = CFDictionaryCreate(0, (const void**)keys, (const void**)nums, 2, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
return dict;
}
@ -46,10 +72,10 @@ CFArrayRef getProductNames(CFDictionaryRef sensors) {
// ... this is the same as using kCFAllocatorDefault or the return value from CFAllocatorGetDefault()
IOHIDEventSystemClientSetMatching(system, sensors);
CFArrayRef matchingsrvs = IOHIDEventSystemClientCopyServices(system); // matchingsrvs = matching services
long count = CFArrayGetCount(matchingsrvs);
CFMutableArrayRef array = CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks);
for (int i = 0; i < count; i++) {
IOHIDServiceClientRef sc = (IOHIDServiceClientRef)CFArrayGetValueAtIndex(matchingsrvs, i);
CFStringRef name = IOHIDServiceClientCopyProperty(sc, CFSTR("Product")); // here we use ...CopyProperty
@ -73,13 +99,13 @@ CFArrayRef getPowerValues(CFDictionaryRef sensors) {
IOHIDEventSystemClientRef system = IOHIDEventSystemClientCreate(kCFAllocatorDefault);
IOHIDEventSystemClientSetMatching(system, sensors);
CFArrayRef matchingsrvs = IOHIDEventSystemClientCopyServices(system);
long count = CFArrayGetCount(matchingsrvs);
CFMutableArrayRef array = CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks);
for (int i = 0; i < count; i++) {
IOHIDServiceClientRef sc = (IOHIDServiceClientRef)CFArrayGetValueAtIndex(matchingsrvs, i);
IOHIDEventRef event = IOHIDServiceClientCopyEvent(sc, kIOHIDEventTypePower, 0, 0);
CFNumberRef value;
if (event != 0) {
double temp = IOHIDEventGetFloatValue(event, IOHIDEventFieldBase(kIOHIDEventTypePower));
@ -97,14 +123,14 @@ CFArrayRef getThermalValues(CFDictionaryRef sensors) {
IOHIDEventSystemClientRef system = IOHIDEventSystemClientCreate(kCFAllocatorDefault);
IOHIDEventSystemClientSetMatching(system, sensors);
CFArrayRef matchingsrvs = IOHIDEventSystemClientCopyServices(system);
long count = CFArrayGetCount(matchingsrvs);
CFMutableArrayRef array = CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks);
for (int i = 0; i < count; i++) {
IOHIDServiceClientRef sc = (IOHIDServiceClientRef)CFArrayGetValueAtIndex(matchingsrvs, i);
IOHIDEventRef event = IOHIDServiceClientCopyEvent(sc, kIOHIDEventTypeTemperature, 0, 0); // here we use ...CopyEvent
CFNumberRef value;
if (event != 0) {
double temp = IOHIDEventGetFloatValue(event, IOHIDEventFieldBase(kIOHIDEventTypeTemperature));
@ -188,30 +214,30 @@ int main () {
// kHIDUsage_AppleVendorPowerSensor_Voltage = 0x0003,
// See IOHIDFamily/AppleHIDUsageTables.h for more information
// https://opensource.apple.com/source/IOHIDFamily/IOHIDFamily-701.60.2/IOHIDFamily/AppleHIDUsageTables.h.auto.html
CFDictionaryRef currentSensors = matching(0xff08, 2);
CFDictionaryRef voltageSensors = matching(0xff08, 3);
CFDictionaryRef thermalSensors = matching(0xff00, 5); // 65280_10 = FF00_16
// I change it to 0xff00, due to ioreg -dlx
CFArrayRef currentNames = getProductNames(currentSensors);
CFArrayRef voltageNames = getProductNames(voltageSensors);
CFArrayRef thermalNames = getProductNames(thermalSensors);
// printf("freq, v_bat, a_bat, temp_bat");
// dumpNames(voltageNames, "V");
// dumpNames(currentNames, "A");
dumpNames(thermalNames, "C");
printf("\n"); fflush(stdout);
while (1) {
CFArrayRef currentValues = getPowerValues(currentSensors);
CFArrayRef voltageValues = getPowerValues(voltageSensors);
CFArrayRef thermalValues = getThermalValues(thermalSensors);
// printf("%lld, ", my_mhz());
// mybat();
// dumpValues(voltageValues);
// dumpValues(currentValues);
dumpValues(thermalValues);
@ -221,7 +247,7 @@ int main () {
CFRelease(voltageValues);
CFRelease(thermalValues);
}
#if 0
NSLog(@"%@\n", CFArrayGetValueAtIndex(currentNames, 0));
NSLog(@"%@\n", CFArrayGetValueAtIndex(currentNames, 1));
@ -230,9 +256,9 @@ int main () {
NSLog(@"%@\n", CFArrayGetValueAtIndex(thermalNames, 0));
NSLog(@"%@\n", CFArrayGetValueAtIndex(thermalNames, 1));
#endif
// IOHIDEventRef event = IOHIDServiceClientCopyEvent(alssc, 25, 0, 0);
return 0;
}
#endif