feat: unify system status codes

kernel/src/Api/BluetoothSyscall.hpp

@@ -18,8 +18,8 @@
 namespace montauk::abi {
 
     static int64_t Sys_BtScan(BtScanResult* buf, int maxCount, uint32_t timeoutMs) {
-        if (!buf || maxCount <= 0) return -1;
-        if (!Drivers::USB::Bluetooth::IsInitialized()) return -1;
+        if (!buf || maxCount <= 0) return InvalidArgument;
+        if (!Drivers::USB::Bluetooth::IsInitialized()) return NoDevice;
 
         // Use a stack buffer for kernel-side results (max 16)
         Drivers::USB::Bluetooth::Hci::InquiryDevice tmpBuf[16];
@@ -46,15 +46,15 @@ namespace montauk::abi {
     }
 
     static int64_t Sys_BtConnect(const uint8_t* bdAddr) {
-        if (!bdAddr) return -1;
-        if (!Drivers::USB::Bluetooth::IsInitialized()) return -1;
+        if (!bdAddr) return InvalidArgument;
+        if (!Drivers::USB::Bluetooth::IsInitialized()) return NoDevice;
 
         return (int64_t)Drivers::USB::Bluetooth::Connect(bdAddr);
     }
 
     static int64_t Sys_BtDisconnect(const uint8_t* bdAddr) {
-        if (!bdAddr) return -1;
-        if (!Drivers::USB::Bluetooth::IsInitialized()) return -1;
+        if (!bdAddr) return InvalidArgument;
+        if (!Drivers::USB::Bluetooth::IsInitialized()) return NoDevice;
 
         Kt::KernelLogStream(Kt::INFO, "Power") << "pid " << kcp::dec
             << (uint64_t)Sched::GetCurrentPid()
@@ -63,11 +63,11 @@ namespace montauk::abi {
     }
 
     static int64_t Sys_BtSetAddr(const uint8_t* bdAddr) {
-        if (!bdAddr) return -1;
-        if (!Drivers::USB::Bluetooth::IsInitialized()) return -1;
+        if (!bdAddr) return InvalidArgument;
+        if (!Drivers::USB::Bluetooth::IsInitialized()) return NoDevice;
 
         // bdAddr is a 6-byte buffer, addr[0] = least-significant octet.
-        return Drivers::USB::Bluetooth::SetAddress(bdAddr) ? 0 : -1;
+        return Drivers::USB::Bluetooth::SetAddress(bdAddr) ? Success : GenericFailure;
     }
 
     static int64_t Sys_BtBonds(BtBondInfo* buf, int maxCount) {
@@ -90,8 +90,8 @@ namespace montauk::abi {
     }
 
     static int64_t Sys_BtForget(const uint8_t* bdAddr) {
-        if (!bdAddr) return -1;
-        if (!Drivers::USB::Bluetooth::IsInitialized()) return -1;
+        if (!bdAddr) return InvalidArgument;
+        if (!Drivers::USB::Bluetooth::IsInitialized()) return NoDevice;
 
         return (int64_t)Drivers::USB::Bluetooth::ForgetDevice(bdAddr);
     }
@@ -119,13 +119,13 @@ namespace montauk::abi {
     }
 
     static int64_t Sys_BtInfo(BtAdapterInfo* buf) {
-        if (!buf) return -1;
+        if (!buf) return InvalidArgument;
 
         memset(buf, 0, sizeof(BtAdapterInfo));
 
         if (!Drivers::USB::Bluetooth::IsInitialized()) {
             buf->initialized = 0;
-            return -1;
+            return NoDevice;
         }
 
         buf->initialized = 1;
@@ -138,7 +138,7 @@ namespace montauk::abi {
         for (; i < 63 && name[i]; i++) buf->name[i] = name[i];
         buf->name[i] = '\0';
 
-        return 0;
+        return Success;
     }
 
 }