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Fixes for modern macos

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This commit is contained in:
elvis
2025-11-04 20:50:54 +01:00
parent e1bd672bcd
commit ad77a7b2e8
2 changed files with 328 additions and 332 deletions
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654
smc-command/smc.c
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@ -25,6 +25,7 @@
#include <IOKit/IOKitLib.h>
#include "smc.h"
#include <libkern/OSAtomic.h>
#include <os/lock.h>
// Cache the keyInfo to lower the energy impact of SMCReadKey() / SMCReadKey2()
#define KEY_INFO_CACHE_SIZE 100
@ -34,7 +35,7 @@ struct {
} g_keyInfoCache[KEY_INFO_CACHE_SIZE];
int g_keyInfoCacheCount = 0;
OSSpinLock g_keyInfoSpinLock = 0;
os_unfair_lock g_keyInfoSpinLock = OS_UNFAIR_LOCK_INIT;
kern_return_t SMCCall2(int index, SMCKeyData_t *inputStructure, SMCKeyData_t *outputStructure, io_connect_t conn);
@ -47,10 +48,10 @@ UInt32 _strtoul(char *str, int size, int base)
for (i = 0; i < size; i++)
{
if (base == 16)
total += str[i] << (size - 1 - i) * 8;
else
total += ((unsigned char) (str[i]) << (size - 1 - i) * 8);
if (base == 16)
total += str[i] << (size - 1 - i) * 8;
else
total += ((unsigned char) (str[i]) << (size - 1 - i) * 8);
}
return total;
}
@ -59,27 +60,27 @@ void _ultostr(char *str, UInt32 val)
{
str[0] = '\0';
sprintf(str, "%c%c%c%c",
(unsigned int) val >> 24,
(unsigned int) val >> 16,
(unsigned int) val >> 8,
(unsigned int) val);
(unsigned int) val >> 24,
(unsigned int) val >> 16,
(unsigned int) val >> 8,
(unsigned int) val);
}
float _strtof(unsigned char *str, int size, int e)
{
float total = 0;
int i;
for (i = 0; i < size; i++)
{
if (i == (size - 1))
total += (str[i] & 0xff) >> e;
else
total += str[i] << (size - 1 - i) * (8 - e);
if (i == (size - 1))
total += (str[i] & 0xff) >> e;
else
total += str[i] << (size - 1 - i) * (8 - e);
}
total += (str[size-1] & 0x03) * 0.25;
return total;
}
@ -212,7 +213,7 @@ void printBytesHex(SMCVal_t val)
printf("(bytes");
for (i = 0; i < val.dataSize; i++)
printf(" %02x", (unsigned char) val.bytes[i]);
printf(" %02x", (unsigned char) val.bytes[i]);
printf(")\n");
}
@ -221,64 +222,62 @@ void printVal(SMCVal_t val)
printf(" %-4s [%-4s] ", val.key, val.dataType);
if (val.dataSize > 0)
{
if ((strcmp(val.dataType, DATATYPE_UINT8) == 0) ||
(strcmp(val.dataType, DATATYPE_UINT16) == 0) ||
(strcmp(val.dataType, DATATYPE_UINT32) == 0))
printUInt(val);
else if (strcmp(val.dataType, DATATYPE_FLT) == 0 && val.dataSize == 4)
printFLT(val);
else if (strcmp(val.dataType, DATATYPE_FP1F) == 0 && val.dataSize == 2)
printFP1F(val);
else if (strcmp(val.dataType, DATATYPE_FP4C) == 0 && val.dataSize == 2)
printFP4C(val);
else if (strcmp(val.dataType, DATATYPE_FP5B) == 0 && val.dataSize == 2)
printFP5B(val);
else if (strcmp(val.dataType, DATATYPE_FP6A) == 0 && val.dataSize == 2)
printFP6A(val);
else if (strcmp(val.dataType, DATATYPE_FP79) == 0 && val.dataSize == 2)
printFP79(val);
else if (strcmp(val.dataType, DATATYPE_FP88) == 0 && val.dataSize == 2)
printFP88(val);
else if (strcmp(val.dataType, DATATYPE_FPA6) == 0 && val.dataSize == 2)
printFPA6(val);
else if (strcmp(val.dataType, DATATYPE_FPC4) == 0 && val.dataSize == 2)
printFPC4(val);
else if (strcmp(val.dataType, DATATYPE_FPE2) == 0 && val.dataSize == 2)
printFPE2(val);
else if (strcmp(val.dataType, DATATYPE_SP1E) == 0 && val.dataSize == 2)
printSP1E(val);
else if (strcmp(val.dataType, DATATYPE_SP3C) == 0 && val.dataSize == 2)
printSP3C(val);
else if (strcmp(val.dataType, DATATYPE_SP4B) == 0 && val.dataSize == 2)
printSP4B(val);
else if (strcmp(val.dataType, DATATYPE_SP5A) == 0 && val.dataSize == 2)
printSP5A(val);
else if (strcmp(val.dataType, DATATYPE_SP69) == 0 && val.dataSize == 2)
printSP69(val);
else if (strcmp(val.dataType, DATATYPE_SP78) == 0 && val.dataSize == 2)
printSP78(val);
else if (strcmp(val.dataType, DATATYPE_SP87) == 0 && val.dataSize == 2)
printSP87(val);
else if (strcmp(val.dataType, DATATYPE_SP96) == 0 && val.dataSize == 2)
printSP96(val);
else if (strcmp(val.dataType, DATATYPE_SPB4) == 0 && val.dataSize == 2)
printSPB4(val);
else if (strcmp(val.dataType, DATATYPE_SPF0) == 0 && val.dataSize == 2)
printSPF0(val);
else if (strcmp(val.dataType, DATATYPE_SI8) == 0 && val.dataSize == 1)
printSI8(val);
else if (strcmp(val.dataType, DATATYPE_SI16) == 0 && val.dataSize == 2)
printSI16(val);
else if (strcmp(val.dataType, DATATYPE_PWM) == 0 && val.dataSize == 2)
printPWM(val);
else if (strcmp(val.dataType, DATATYPE_FLT) == 0 && val.dataSize == 4)
printFLT(val);
if ((strcmp(val.dataType, DATATYPE_UINT8) == 0) ||
(strcmp(val.dataType, DATATYPE_UINT16) == 0) ||
(strcmp(val.dataType, DATATYPE_UINT32) == 0))
printUInt(val);
else if (strcmp(val.dataType, DATATYPE_FLT) == 0 && val.dataSize == 4)
printFLT(val);
else if (strcmp(val.dataType, DATATYPE_FP1F) == 0 && val.dataSize == 2)
printFP1F(val);
else if (strcmp(val.dataType, DATATYPE_FP4C) == 0 && val.dataSize == 2)
printFP4C(val);
else if (strcmp(val.dataType, DATATYPE_FP5B) == 0 && val.dataSize == 2)
printFP5B(val);
else if (strcmp(val.dataType, DATATYPE_FP6A) == 0 && val.dataSize == 2)
printFP6A(val);
else if (strcmp(val.dataType, DATATYPE_FP79) == 0 && val.dataSize == 2)
printFP79(val);
else if (strcmp(val.dataType, DATATYPE_FP88) == 0 && val.dataSize == 2)
printFP88(val);
else if (strcmp(val.dataType, DATATYPE_FPA6) == 0 && val.dataSize == 2)
printFPA6(val);
else if (strcmp(val.dataType, DATATYPE_FPC4) == 0 && val.dataSize == 2)
printFPC4(val);
else if (strcmp(val.dataType, DATATYPE_FPE2) == 0 && val.dataSize == 2)
printFPE2(val);
else if (strcmp(val.dataType, DATATYPE_SP1E) == 0 && val.dataSize == 2)
printSP1E(val);
else if (strcmp(val.dataType, DATATYPE_SP3C) == 0 && val.dataSize == 2)
printSP3C(val);
else if (strcmp(val.dataType, DATATYPE_SP4B) == 0 && val.dataSize == 2)
printSP4B(val);
else if (strcmp(val.dataType, DATATYPE_SP5A) == 0 && val.dataSize == 2)
printSP5A(val);
else if (strcmp(val.dataType, DATATYPE_SP69) == 0 && val.dataSize == 2)
printSP69(val);
else if (strcmp(val.dataType, DATATYPE_SP78) == 0 && val.dataSize == 2)
printSP78(val);
else if (strcmp(val.dataType, DATATYPE_SP87) == 0 && val.dataSize == 2)
printSP87(val);
else if (strcmp(val.dataType, DATATYPE_SP96) == 0 && val.dataSize == 2)
printSP96(val);
else if (strcmp(val.dataType, DATATYPE_SPB4) == 0 && val.dataSize == 2)
printSPB4(val);
else if (strcmp(val.dataType, DATATYPE_SPF0) == 0 && val.dataSize == 2)
printSPF0(val);
else if (strcmp(val.dataType, DATATYPE_SI8) == 0 && val.dataSize == 1)
printSI8(val);
else if (strcmp(val.dataType, DATATYPE_SI16) == 0 && val.dataSize == 2)
printSI16(val);
else if (strcmp(val.dataType, DATATYPE_PWM) == 0 && val.dataSize == 2)
printPWM(val);
else if (strcmp(val.dataType, DATATYPE_FLT) == 0 && val.dataSize == 4)
printFLT(val);
printBytesHex(val);
}
else
{
printf("no data\n");
printBytesHex(val);
} else {
printf("no data\n");
}
}
@ -290,33 +289,33 @@ kern_return_t SMCOpen(io_connect_t *conn)
mach_port_t masterPort;
io_iterator_t iterator;
io_object_t device;
IOMasterPort(MACH_PORT_NULL, &masterPort);
IOMainPort(MACH_PORT_NULL, &masterPort);
CFMutableDictionaryRef matchingDictionary = IOServiceMatching("AppleSMC");
result = IOServiceGetMatchingServices(masterPort, matchingDictionary, &iterator);
if (result != kIOReturnSuccess)
{
printf("Error: IOServiceGetMatchingServices() = %08x\n", result);
return 1;
printf("Error: IOServiceGetMatchingServices() = %08x\n", result);
return 1;
}
device = IOIteratorNext(iterator);
IOObjectRelease(iterator);
if (device == 0)
{
printf("Error: no SMC found\n");
return 1;
printf("Error: no SMC found\n");
return 1;
}
result = IOServiceOpen(device, mach_task_self(), 0, conn);
IOObjectRelease(device);
if (result != kIOReturnSuccess)
{
printf("Error: IOServiceOpen() = %08x\n", result);
return 1;
printf("Error: IOServiceOpen() = %08x\n", result);
return 1;
}
return kIOReturnSuccess;
}
@ -331,7 +330,7 @@ kern_return_t SMCCall2(int index, SMCKeyData_t *inputStructure, SMCKeyData_t *ou
size_t structureOutputSize;
structureInputSize = sizeof(SMCKeyData_t);
structureOutputSize = sizeof(SMCKeyData_t);
return IOConnectCallStructMethod(conn, index, inputStructure, structureInputSize, outputStructure, &structureOutputSize);
}
@ -342,42 +341,42 @@ kern_return_t SMCGetKeyInfo(UInt32 key, SMCKeyData_keyInfo_t* keyInfo, io_connec
SMCKeyData_t outputStructure;
kern_return_t result = kIOReturnSuccess;
int i = 0;
OSSpinLockLock(&g_keyInfoSpinLock);
os_unfair_lock_lock(&g_keyInfoSpinLock);
for (; i < g_keyInfoCacheCount; ++i)
{
if (key == g_keyInfoCache[i].key)
{
*keyInfo = g_keyInfoCache[i].keyInfo;
break;
}
if (key == g_keyInfoCache[i].key)
{
*keyInfo = g_keyInfoCache[i].keyInfo;
break;
}
}
if (i == g_keyInfoCacheCount)
{
// Not in cache, must look it up.
memset(&inputStructure, 0, sizeof(inputStructure));
memset(&outputStructure, 0, sizeof(outputStructure));
inputStructure.key = key;
inputStructure.data8 = SMC_CMD_READ_KEYINFO;
result = SMCCall2(KERNEL_INDEX_SMC, &inputStructure, &outputStructure, conn);
if (result == kIOReturnSuccess)
{
*keyInfo = outputStructure.keyInfo;
if (g_keyInfoCacheCount < KEY_INFO_CACHE_SIZE)
{
g_keyInfoCache[g_keyInfoCacheCount].key = key;
g_keyInfoCache[g_keyInfoCacheCount].keyInfo = outputStructure.keyInfo;
++g_keyInfoCacheCount;
}
}
// Not in cache, must look it up.
memset(&inputStructure, 0, sizeof(inputStructure));
memset(&outputStructure, 0, sizeof(outputStructure));
inputStructure.key = key;
inputStructure.data8 = SMC_CMD_READ_KEYINFO;
result = SMCCall2(KERNEL_INDEX_SMC, &inputStructure, &outputStructure, conn);
if (result == kIOReturnSuccess)
{
*keyInfo = outputStructure.keyInfo;
if (g_keyInfoCacheCount < KEY_INFO_CACHE_SIZE)
{
g_keyInfoCache[g_keyInfoCacheCount].key = key;
g_keyInfoCache[g_keyInfoCacheCount].keyInfo = outputStructure.keyInfo;
++g_keyInfoCacheCount;
}
}
}
OSSpinLockUnlock(&g_keyInfoSpinLock);
os_unfair_lock_unlock(&g_keyInfoSpinLock);
return result;
}
@ -386,33 +385,33 @@ kern_return_t SMCReadKey2(UInt32Char_t key, SMCVal_t *val,io_connect_t conn)
kern_return_t result;
SMCKeyData_t inputStructure;
SMCKeyData_t outputStructure;
memset(&inputStructure, 0, sizeof(SMCKeyData_t));
memset(&outputStructure, 0, sizeof(SMCKeyData_t));
memset(val, 0, sizeof(SMCVal_t));
inputStructure.key = _strtoul(key, 4, 16);
sprintf(val->key, key);
sprintf(val->key, "%s", key);
result = SMCGetKeyInfo(inputStructure.key, &outputStructure.keyInfo, conn);
if (result != kIOReturnSuccess)
{
return result;
return result;
}
val->dataSize = outputStructure.keyInfo.dataSize;
_ultostr(val->dataType, outputStructure.keyInfo.dataType);
inputStructure.keyInfo.dataSize = val->dataSize;
inputStructure.data8 = SMC_CMD_READ_BYTES;
result = SMCCall2(KERNEL_INDEX_SMC, &inputStructure, &outputStructure,conn);
if (result != kIOReturnSuccess)
{
return result;
return result;
}
memcpy(val->bytes, outputStructure.bytes, sizeof(outputStructure.bytes));
return kIOReturnSuccess;
}
@ -445,27 +444,27 @@ kern_return_t SMCWriteKey2(SMCVal_t writeVal, io_connect_t conn)
kern_return_t result;
SMCKeyData_t inputStructure;
SMCKeyData_t outputStructure;
SMCVal_t readVal;
result = SMCReadKey2(writeVal.key, &readVal,conn);
if (result != kIOReturnSuccess)
return result;
return result;
if (readVal.dataSize != writeVal.dataSize)
return kIOReturnError;
return kIOReturnError;
memset(&inputStructure, 0, sizeof(SMCKeyData_t));
memset(&outputStructure, 0, sizeof(SMCKeyData_t));
inputStructure.key = _strtoul(writeVal.key, 4, 16);
inputStructure.data8 = SMC_CMD_WRITE_BYTES;
inputStructure.keyInfo.dataSize = writeVal.dataSize;
memcpy(inputStructure.bytes, writeVal.bytes, sizeof(writeVal.bytes));
result = SMCCall2(KERNEL_INDEX_SMC, &inputStructure, &outputStructure,conn);
if (result != kIOReturnSuccess)
return result;
return result;
return kIOReturnSuccess;
}
@ -477,7 +476,7 @@ kern_return_t SMCWriteKey(SMCVal_t writeVal)
UInt32 SMCReadIndexCount(void)
{
SMCVal_t val;
SMCReadKey("#KEY", &val);
return _strtoul((char *)val.bytes, val.dataSize, 10);
}
@ -487,31 +486,31 @@ kern_return_t SMCPrintAll(void)
kern_return_t result;
SMCKeyData_t inputStructure;
SMCKeyData_t outputStructure;
int totalKeys, i;
UInt32Char_t key;
SMCVal_t val;
totalKeys = SMCReadIndexCount();
for (i = 0; i < totalKeys; i++)
{
memset(&inputStructure, 0, sizeof(SMCKeyData_t));
memset(&outputStructure, 0, sizeof(SMCKeyData_t));
memset(&val, 0, sizeof(SMCVal_t));
inputStructure.data8 = SMC_CMD_READ_INDEX;
inputStructure.data32 = i;
result = SMCCall(KERNEL_INDEX_SMC, &inputStructure, &outputStructure);
if (result != kIOReturnSuccess)
continue;
_ultostr(key, outputStructure.key);
memset(&inputStructure, 0, sizeof(SMCKeyData_t));
memset(&outputStructure, 0, sizeof(SMCKeyData_t));
memset(&val, 0, sizeof(SMCVal_t));
inputStructure.data8 = SMC_CMD_READ_INDEX;
inputStructure.data32 = i;
result = SMCCall(KERNEL_INDEX_SMC, &inputStructure, &outputStructure);
if (result != kIOReturnSuccess)
continue;
_ultostr(key, outputStructure.key);
SMCReadKey(key, &val);
printVal(val);
printVal(val);
}
return kIOReturnSuccess;
}
@ -523,18 +522,18 @@ float getFloatFromVal(SMCVal_t val)
if (val.dataSize > 0)
{
if (strcmp(val.dataType, DATATYPE_FLT) == 0 && val.dataSize == 4) {
memcpy(&fval,val.bytes,sizeof(float));
}
else if (strcmp(val.dataType, DATATYPE_FPE2) == 0 && val.dataSize == 2) {
fval = _strtof(val.bytes, val.dataSize, 2);
}
else if (strcmp(val.dataType, DATATYPE_UINT16) == 0 && val.dataSize == 2) {
fval = (float)_strtoul((char *)val.bytes, val.dataSize, 10);
}
else if (strcmp(val.dataType, DATATYPE_UINT8) == 0 && val.dataSize == 1) {
fval = (float)_strtoul((char *)val.bytes, val.dataSize, 10);
}
if (strcmp(val.dataType, DATATYPE_FLT) == 0 && val.dataSize == 4) {
memcpy(&fval,val.bytes,sizeof(float));
}
else if (strcmp(val.dataType, DATATYPE_FPE2) == 0 && val.dataSize == 2) {
fval = _strtof(val.bytes, val.dataSize, 2);
}
else if (strcmp(val.dataType, DATATYPE_UINT16) == 0 && val.dataSize == 2) {
fval = (float)_strtoul((char *)val.bytes, val.dataSize, 10);
}
else if (strcmp(val.dataType, DATATYPE_UINT8) == 0 && val.dataSize == 1) {
fval = (float)_strtoul((char *)val.bytes, val.dataSize, 10);
}
}
return fval;
@ -546,54 +545,54 @@ kern_return_t SMCPrintFans(void)
SMCVal_t val;
UInt32Char_t key;
int totalFans, i;
result = SMCReadKey("FNum", &val);
if (result != kIOReturnSuccess)
return kIOReturnError;
return kIOReturnError;
totalFans = _strtoul((char *)val.bytes, val.dataSize, 10);
printf("Total fans in system: %d\n", totalFans);
for (i = 0; i < totalFans; i++)
{
printf("\nFan #%d:\n", i);
sprintf(key, "F%cID", fannum[i]);
SMCReadKey(key, &val);
if(val.dataSize > 0) {
printf(" Fan ID : %s\n", val.bytes+4);
}
sprintf(key, "F%cAc", fannum[i]);
SMCReadKey(key, &val);
printf(" Current speed : %.0f\n", getFloatFromVal(val));
sprintf(key, "F%cMn", fannum[i]);
SMCReadKey(key, &val);
printf(" Minimum speed: %.0f\n", getFloatFromVal(val));
sprintf(key, "F%cMx", fannum[i]);
SMCReadKey(key, &val);
printf(" Maximum speed: %.0f\n", getFloatFromVal(val));
sprintf(key, "F%cSf", fannum[i]);
SMCReadKey(key, &val);
printf(" Safe speed : %.0f\n", getFloatFromVal(val));
sprintf(key, "F%cTg", fannum[i]);
SMCReadKey(key, &val);
printf(" Target speed : %.0f\n", getFloatFromVal(val));
SMCReadKey("FS! ", &val);
if(val.dataSize > 0) {
if ((_strtoul((char *)val.bytes, 2, 16) & (1 << i)) == 0)
printf(" Mode : auto\n");
else
printf(" Mode : forced\n");
}
else {
sprintf(key, "F%dMd", i);
SMCReadKey(key, &val);
if (getFloatFromVal(val))
printf(" Mode : forced\n");
else
printf(" Mode : auto\n");
}
printf("\nFan #%d:\n", i);
sprintf(key, "F%cID", fannum[i]);
SMCReadKey(key, &val);
if(val.dataSize > 0) {
printf(" Fan ID : %s\n", val.bytes+4);
}
sprintf(key, "F%cAc", fannum[i]);
SMCReadKey(key, &val);
printf(" Current speed : %.0f\n", getFloatFromVal(val));
sprintf(key, "F%cMn", fannum[i]);
SMCReadKey(key, &val);
printf(" Minimum speed: %.0f\n", getFloatFromVal(val));
sprintf(key, "F%cMx", fannum[i]);
SMCReadKey(key, &val);
printf(" Maximum speed: %.0f\n", getFloatFromVal(val));
sprintf(key, "F%cSf", fannum[i]);
SMCReadKey(key, &val);
printf(" Safe speed : %.0f\n", getFloatFromVal(val));
sprintf(key, "F%cTg", fannum[i]);
SMCReadKey(key, &val);
printf(" Target speed : %.0f\n", getFloatFromVal(val));
SMCReadKey("FS! ", &val);
if(val.dataSize > 0) {
if ((_strtoul((char *)val.bytes, 2, 16) & (1 << i)) == 0)
printf(" Mode : auto\n");
else
printf(" Mode : forced\n");
}
else {
sprintf(key, "F%dMd", i);
SMCReadKey(key, &val);
if (getFloatFromVal(val))
printf(" Mode : forced\n");
else
printf(" Mode : auto\n");
}
}
return kIOReturnSuccess;
}
@ -610,28 +609,28 @@ kern_return_t SMCPrintTemps(void)
totalKeys = SMCReadIndexCount();
for (i = 0; i < totalKeys; i++)
{
memset(&inputStructure, 0, sizeof(SMCKeyData_t));
memset(&outputStructure, 0, sizeof(SMCKeyData_t));
memset(&val, 0, sizeof(SMCVal_t));
memset(&inputStructure, 0, sizeof(SMCKeyData_t));
memset(&outputStructure, 0, sizeof(SMCKeyData_t));
memset(&val, 0, sizeof(SMCVal_t));
inputStructure.data8 = SMC_CMD_READ_INDEX;
inputStructure.data32 = i;
inputStructure.data8 = SMC_CMD_READ_INDEX;
inputStructure.data32 = i;
result = SMCCall(KERNEL_INDEX_SMC, &inputStructure, &outputStructure);
if (result != kIOReturnSuccess)
continue;
result = SMCCall(KERNEL_INDEX_SMC, &inputStructure, &outputStructure);
if (result != kIOReturnSuccess)
continue;
_ultostr(key, outputStructure.key);
if ( key[0] != 'T' )
continue;
_ultostr(key, outputStructure.key);
if ( key[0] != 'T' )
continue;
SMCReadKey(key, &val);
//printVal(val);
if (strcmp(val.dataType, DATATYPE_SP78) == 0 && val.dataSize == 2) {
printf("%-4s ", val.key);
printSP78(val);
printf("\n");
}
SMCReadKey(key, &val);
//printVal(val);
if (strcmp(val.dataType, DATATYPE_SP78) == 0 && val.dataSize == 2) {
printf("%-4s ", val.key);
printSP78(val);
printf("\n");
}
}
return kIOReturnSuccess;
@ -661,16 +660,16 @@ kern_return_t SMCWriteSimple(UInt32Char_t key, char *wvalue, io_connect_t conn)
char c[3];
for (i = 0; i < strlen(wvalue); i++)
{
sprintf(c, "%c%c", wvalue[i * 2], wvalue[(i * 2) + 1]);
val.bytes[i] = (int) strtol(c, NULL, 16);
sprintf(c, "%c%c", wvalue[i * 2], wvalue[(i * 2) + 1]);
val.bytes[i] = (int) strtol(c, NULL, 16);
}
val.dataSize = i / 2;
sprintf(val.key, key);
sprintf(val.key, "%s", key);
result = SMCWriteKey2(val, conn);
if (result != kIOReturnSuccess)
printf("Error: SMCWriteKey() = %08x\n", result);
printf("Error: SMCWriteKey() = %08x\n", result);
return result;
}
@ -678,119 +677,116 @@ int main(int argc, char *argv[])
{
int c;
extern char *optarg;
kern_return_t result;
int op = OP_NONE;
UInt32Char_t key = { 0 };
SMCVal_t val;
while ((c = getopt(argc, argv, "fthk:lrw:v")) != -1)
{
switch(c)
{
case 'f':
op = OP_READ_FAN;
break;
case 't':
op = OP_READ_TEMPS;
break;
case 'k':
strncpy(key, optarg, sizeof(key)); //fix for buffer overflow
key[sizeof(key) - 1] = '\0';
break;
case 'l':
op = OP_LIST;
break;
case 'r':
op = OP_READ;
break;
case 'v':
printf("%s\n", VERSION);
return 0;
break;
case 'w':
op = OP_WRITE;
{
int i;
char c[3];
for (i = 0; i < strlen(optarg); i++)
{
sprintf(c, "%c%c", optarg[i * 2], optarg[(i * 2) + 1]);
val.bytes[i] = (int) strtol(c, NULL, 16);
}
val.dataSize = i / 2;
if ((val.dataSize * 2) != strlen(optarg))
{
printf("Error: value is not valid\n");
return 1;
}
}
break;
case 'h':
case '?':
op = OP_NONE;
break;
}
switch(c)
{
case 'f':
op = OP_READ_FAN;
break;
case 't':
op = OP_READ_TEMPS;
break;
case 'k':
strncpy(key, optarg, sizeof(key)); //fix for buffer overflow
key[sizeof(key) - 1] = '\0';
break;
case 'l':
op = OP_LIST;
break;
case 'r':
op = OP_READ;
break;
case 'v':
printf("%s\n", VERSION);
return 0;
break;
case 'w':
op = OP_WRITE;
{
int i;
char c[3];
for (i = 0; i < strlen(optarg); i++)
{
sprintf(c, "%c%c", optarg[i * 2], optarg[(i * 2) + 1]);
val.bytes[i] = (int) strtol(c, NULL, 16);
}
val.dataSize = i / 2;
if ((val.dataSize * 2) != strlen(optarg))
{
printf("Error: value is not valid\n");
return 1;
}
}
break;
case 'h':
case '?':
op = OP_NONE;
break;
}
}
if (op == OP_NONE)
{
usage(argv[0]);
return 1;
usage(argv[0]);
return 1;
}
smc_init();
switch(op)
{
case OP_LIST:
result = SMCPrintAll();
if (result != kIOReturnSuccess)
printf("Error: SMCPrintAll() = %08x\n", result);
break;
case OP_READ:
if (strlen(key) > 0)
{
result = SMCReadKey(key, &val);
if (result != kIOReturnSuccess)
printf("Error: SMCReadKey() = %08x\n", result);
else
printVal(val);
}
else
{
printf("Error: specify a key to read\n");
}
break;
case OP_READ_FAN:
result = SMCPrintFans();
if (result != kIOReturnSuccess)
printf("Error: SMCPrintFans() = %08x\n", result);
break;
case OP_READ_TEMPS:
result = SMCPrintTemps();
if (result != kIOReturnSuccess)
printf("Error: SMCPrintFans() = %08x\n", result);
break;
case OP_WRITE:
if (strlen(key) > 0)
{
sprintf(val.key, key);
result = SMCWriteKey(val);
if (result != kIOReturnSuccess)
printf("Error: SMCWriteKey() = %08x\n", result);
}
else
{
printf("Error: specify a key to write\n");
}
break;
case OP_LIST:
result = SMCPrintAll();
if (result != kIOReturnSuccess)
printf("Error: SMCPrintAll() = %08x\n", result);
break;
case OP_READ:
if (strlen(key) > 0)
{
result = SMCReadKey(key, &val);
if (result != kIOReturnSuccess)
printf("Error: SMCReadKey() = %08x\n", result);
else
printVal(val);
}
else
{
printf("Error: specify a key to read\n");
}
break;
case OP_READ_FAN:
result = SMCPrintFans();
if (result != kIOReturnSuccess)
printf("Error: SMCPrintFans() = %08x\n", result);
break;
case OP_READ_TEMPS:
result = SMCPrintTemps();
if (result != kIOReturnSuccess)
printf("Error: SMCPrintFans() = %08x\n", result);
break;
case OP_WRITE:
if (strlen(key) > 0)
{
sprintf(val.key, "%s", key);
result = SMCWriteKey(val);
if (result != kIOReturnSuccess)
printf("Error: SMCWriteKey() = %08x\n", result);
}
else
{
printf("Error: specify a key to write\n");
}
break;
}
smc_close();
return 0;
}
#endif //#ifdef CMD_TOOL