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#include "physicalmemory.h"
#include "common/processing.h"
#include "common/smbios.h"
#include "common/strutil.h"
#include "common/apple/cf_helpers.h"
#import <Foundation/Foundation.h>
static void appendDevice(
FFlist* result,
NSString* type,
NSString* vendor,
NSString* size,
// Intel only
NSString* locator,
NSString* serial,
NSString* partNumber,
NSString* speed,
bool ecc)
{
FFPhysicalMemoryResult* device = FF_LIST_ADD(FFPhysicalMemoryResult, *result);
ffStrbufInitS(&device->type, type.UTF8String);
ffStrbufInit(&device->formFactor);
ffStrbufInitS(&device->locator, locator.UTF8String);
ffStrbufInitS(&device->vendor, vendor.UTF8String);
FFPhysicalMemoryUpdateVendorString(device);
ffStrbufInitS(&device->serial, serial.UTF8String);
ffCleanUpSmbiosValue(&device->serial);
ffStrbufInitS(&device->partNumber, partNumber.UTF8String);
ffCleanUpSmbiosValue(&device->partNumber);
device->size = 0;
device->maxSpeed = 0;
device->runningSpeed = 0;
device->installed = true;
device->ecc = ecc;
if (size)
{
char* unit = NULL;
device->size = strtoul(size.UTF8String, &unit, 10);
if (*unit == ' ') ++unit;
switch (*unit)
{
case 'G': device->size *= 1024ULL * 1024 * 1024; break;
case 'M': device->size *= 1024ULL * 1024; break;
case 'K': device->size *= 1024ULL; break;
case 'T': device->size *= 1024ULL * 1024 * 1024 * 1024; break;
}
}
if (speed)
{
char* unit = NULL;
device->maxSpeed = (uint32_t) strtoul(speed.UTF8String, &unit, 10);
if (*unit == ' ') ++unit;
switch (*unit)
{
case 'T': device->maxSpeed *= 1000 * 1000; break;
case 'G': device->maxSpeed *= 1000; break;
case 'K': device->maxSpeed /= 1000; break;
}
}
}
static const char* detectFromSystemProfiler(FFlist* result)
{
FF_STRBUF_AUTO_DESTROY buffer = ffStrbufCreate();
if (ffProcessAppendStdOut(&buffer, (char* const[]) {
"system_profiler",
"SPMemoryDataType",
"-xml",
"-detailLevel",
"full",
NULL
}) != NULL)
return "Starting `system_profiler SPMemoryDataType -xml -detailLevel full` failed";
NSArray* arr = [NSPropertyListSerialization propertyListWithData:[NSData dataWithBytes:buffer.chars length:buffer.length]
options:NSPropertyListImmutable
format:nil
error:nil];
if (!arr || !arr.count)
return "system_profiler SPMemoryDataType returned an empty array";
for (NSDictionary* data in arr[0][@"_items"])
{
if (data[@"_items"])
{
// for Intel
for (NSDictionary* item in data[@"_items"])
{
appendDevice(result,
item[@"dimm_type"],
item[@"dimm_manufacturer"],
item[@"dimm_size"],
item[@"_name"],
item[@"dimm_serial_number"],
item[@"dimm_part_number"],
item[@"dimm_speed"],
!![data[@"global_ecc_state"] isEqualToString:@"ecc_enabled"]);
}
}
else
{
// for Apple Silicon
appendDevice(result,
data[@"dimm_type"],
data[@"dimm_manufacturer"],
data[@"SPMemoryDataType"],
nil,
nil,
nil,
nil,
false);
}
}
return NULL;
}
FF_A_UNUSED static const char* detectFromIokit(FFlist* result)
{
FF_IOOBJECT_AUTO_RELEASE io_registry_entry_t entryDevice = IORegistryEntryFromPath(MACH_PORT_NULL, "IODeviceTree:/chosen");
if (!entryDevice)
return "IORegistryEntryFromPath() failed";
FF_CFTYPE_AUTO_RELEASE CFTypeRef dramType = IORegistryEntryCreateCFProperty(entryDevice, CFSTR("dram-type"), kCFAllocatorDefault, 0);
FF_CFTYPE_AUTO_RELEASE CFTypeRef dramSize = IORegistryEntryCreateCFProperty(entryDevice, CFSTR("dram-size"), kCFAllocatorDefault, 0);
FF_CFTYPE_AUTO_RELEASE CFTypeRef dramVendor = IORegistryEntryCreateCFProperty(entryDevice, CFSTR("dram-vendor"), kCFAllocatorDefault, 0);
if (!dramType || !dramSize || !dramVendor)
return "IORegistryEntryCreateCFProperty() failed";
FFPhysicalMemoryResult* device = FF_LIST_ADD(FFPhysicalMemoryResult, *result);
ffStrbufInit(&device->type);
ffStrbufInit(&device->formFactor);
ffStrbufInit(&device->locator);
ffStrbufInit(&device->vendor);
ffStrbufInit(&device->serial);
ffStrbufInit(&device->partNumber);
device->size = 0;
device->maxSpeed = 0;
device->runningSpeed = 0;
device->installed = true;
device->ecc = false;
ffCfStrGetString(dramType, &device->type);
ffCfStrGetString(dramVendor, &device->vendor);
ffCfNumGetInt64(dramSize, (int64_t*) &device->size);
return NULL;
}
const char* ffDetectPhysicalMemory(FF_A_UNUSED FFPhysicalMemoryOptions* options, FFlist* result)
{
#if __aarch64__
if (detectFromIokit(result) == NULL)
return NULL;
#endif
return detectFromSystemProfiler(result);
}
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