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Test merge #36

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lucannez64 committed 2026-10-17 20:36:54 +02:00
2 parents 0a9940272b 8d5a18aabc
commit 4cd94f27e7
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patches/iokitd.patch
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@@ -663,6 +663,7 @@ index 91d11a1..37551e1 100644
-}
diff --git a/src/IOPlatformExpertDevice.h b/src/IOPlatformExpertDevice.h
new file mode 100644
index 0000000..38ad635
--- /dev/null
+++ b/src/IOPlatformExpertDevice.h
@@ -0,0 +1,21 @@
@@ -673,8 +674,8 @@ new file mode 100644
+#include "ServiceRegistry.h"
+
+// The root platform device (what IOServiceMatching("IOPlatformExpertDevice") finds on macOS).
+// Its properties describe the host machine as reported by the Linux kernel's DMI tables.
+// Identifiers the host does not expose to us (serial number, UUID) are left out.
+// Its model strings name a fixed MacBookPro16,1. IOPlatformUUID and IOPlatformSerialNumber are
+// derived from the host machine-id, so they differ per host and stay stable across reinstalls.
+class IOPlatformExpertDevice : public IOService
+{
+public:
@@ -689,14 +690,19 @@ new file mode 100644
+#endif
diff --git a/src/IOPlatformExpertDevice.mm b/src/IOPlatformExpertDevice.mm
new file mode 100644
index 0000000..e330569
--- /dev/null
+++ b/src/IOPlatformExpertDevice.mm
@@ -0,0 +1,54 @@
@@ -0,0 +1,93 @@
+#include "IOPlatformExpertDevice.h"
+#import <Foundation/NSString.h>
+#import <Foundation/NSData.h>
+#import <Foundation/NSArray.h>
+#import <Foundation/NSCharacterSet.h>
+#import <Foundation/NSDictionary.h>
+#include <CommonCrypto/CommonDigest.h>
+#include <uuid/uuid.h>
+#include <unistd.h>
+#include <cstring>
+
+// Platform expert strings are NUL-terminated data
@@ -719,17 +725,52 @@ new file mode 100644
+ };
+}
+
+// Per-host identifiers, stable like a real Mac's: a SHA-256 of the host machine-id and a fixed
+// string, so the raw machine-id (which machine-id(5) says not to expose) never reaches apps.
+// The serial's "DARLING-" form is longer than any Apple serial and cannot match a real Mac.
+static bool hostIdentifiers(NSString** uuid, NSString** serial)
+{
+ static const char app[] = "darling-lol IOPlatformExpertDevice";
+ uuid_t machineID;
+ struct timespec wait = { 0, 0 };
+ if (gethostuuid(machineID, &wait) != 0)
+ return false;
+
+ unsigned char input[sizeof(machineID) + sizeof(app)];
+ std::memcpy(input, machineID, sizeof(machineID));
+ std::memcpy(input + sizeof(machineID), app, sizeof(app));
+ unsigned char hash[CC_SHA256_DIGEST_LENGTH];
+ CC_SHA256(input, sizeof(input), hash);
+
+ hash[6] = (hash[6] & 0x0f) | 0x40; // version 4
+ hash[8] = (hash[8] & 0x3f) | 0x80; // RFC 4122 variant
+ uuid_string_t text;
+ uuid_unparse_upper(hash, text);
+ // Owned (not autoreleased): the caller keeps them in statics for the daemon's lifetime
+ *uuid = [[NSString alloc] initWithUTF8String: text];
+ *serial = [[NSString alloc] initWithFormat: @"DARLING-%02X%02X%02X%02X", hash[16], hash[17], hash[18], hash[19]];
+ return true;
+}
+
+NSDictionary* IOPlatformExpertDevice::getProperties()
+{
+ // Fixed MacBookPro16,1 identity; the Linux DMI values describe the host hardware, not the Mac we emulate
+ return @{
+ // MacBookPro16,1 model strings; the Linux DMI values describe the host hardware, not the Mac we emulate
+ NSMutableDictionary* properties = [NSMutableDictionary dictionaryWithDictionary: @{
+ @"manufacturer": dataForString(@"Apple Inc."),
+ @"model": dataForString(@"MacBookPro16,1"),
+ @"product-name": dataForString(@"MacBookPro16,1"),
+ @"board-id": dataForString(@"Mac-E1008331FDC96864"),
+ @"IOPlatformUUID": @"6F3B2A1E-8C4D-4E5F-9A7B-1D2C3E4F5A6B",
+ @"IOPlatformSerialNumber": @"C02ZL0GVMD6N",
+ };
+ }];
+
+ static NSString* uuid;
+ static NSString* serial;
+ static bool known = hostIdentifiers(&uuid, &serial);
+ if (known)
+ {
+ properties[@"IOPlatformUUID"] = uuid;
+ properties[@"IOPlatformSerialNumber"] = serial;
+ }
+ return properties;
+}
+
+bool IOPlatformExpertDevice::conformsTo(const char* className)