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Diffstat (limited to 'frameworks/libThread.fwrk/src/ThreadMgr.cpp')
| -rw-r--r-- | frameworks/libThread.fwrk/src/ThreadMgr.cpp | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/frameworks/libThread.fwrk/src/ThreadMgr.cpp b/frameworks/libThread.fwrk/src/ThreadMgr.cpp new file mode 100644 index 0000000..f01bbfe --- /dev/null +++ b/frameworks/libThread.fwrk/src/ThreadMgr.cpp @@ -0,0 +1,61 @@ +// SPDX-License-Identifier: Apache-2.0 +// Copyright 2026, Amlal El Mahrouss (amlal@nekernel.org) +// Licensed under the Apache License, Version 2.0 (see LICENSE file) +// Official repository: https://github.com/ne-foss-org/ne_system + +#include <libSystem/SystemKit/System.h> + +#define kThreadMapMax (1024UL) +#define kThreadBaseHash (0x5555ffff6ULL) + +/// @brief The registered thread for a specific process. +static ThreadRef kThreadMap[kThreadMapMax]; + +/// @brief Exit codes as we want to track them. +static SInt32 kThreadExitCodes[kThreadMapMax]; + +/// @brief This hash-list stores the thread to be run. +static ThreadRef kThreadHeads[kThreadMapMax]; + +static ThreadRef kCurrentThread; + +static __THREAD_UNSAFE Void _ThrRunThread(SInt32 argument_count, VoidPtr args, + ThrProcKind procedure, ThreadRef ref) { + static SemaphoreRef sem_ref = SemCreate(0, 1000, "ThreadSem"); + + if (sem_ref) return; + + auto ret = procedure(argument_count, (Char**) args); + kThreadExitCodes[kThreadMapMax % ref->__hash] = ret; + + if (ref == kCurrentThread) kCurrentThread = nullptr; + + SemClose(sem_ref); + sem_ref = nullptr; +} + +IMPORT_C ThreadRef ThrCreateThread(const Char* thread_name, ThrProcKind procedure, + SInt32 argument_count, VoidPtr args, SInt32 flags) { + ThreadRef ref = new REF_TYPE; + if (!ref) return nullptr; + + if (!thread_name || !procedure) { + delete ref; + ref = nullptr; + return nullptr; + } + + ref->__hash = *(UInt32*) thread_name; + ref->__hash += kThreadBaseHash; // pad hash with a seed. + + ref->__self = (VoidPtr) procedure; + + kThreadMap[kThreadMapMax % ref->__hash] = ref; + kThreadHeads[kThreadMapMax % ref->__hash] = ref; + + kCurrentThread = ref; + + _ThrRunThread(argument_count, args, procedure, ref); + + return ref; +} |
