mirror of
https://github.com/reactos/reactos.git
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Thread improvements.
svn path=/trunk/; revision=646
This commit is contained in:
Eric Kohl
parent
4280f4f60d
commit
8c0b595a5e
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@ -3,6 +3,7 @@
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#define NR_THREADS (0x5)
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DWORD WINAPI
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thread_main1(LPVOID param)
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{
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@ -11,6 +12,7 @@ thread_main1(LPVOID param)
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return 0;
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}
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DWORD WINAPI
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thread_main2(LPVOID param)
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{
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@ -19,33 +21,62 @@ thread_main2(LPVOID param)
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return 0;
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}
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int main (void)
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{
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HANDLE hThread;
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DWORD i=0;
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DWORD id;
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printf("Creating %d threads...\n",NR_THREADS);
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// for (i=0;i<NR_THREADS;i++)
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// {
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#if 0
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printf("Creating %d threads...\n",NR_THREADS*2);
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for (i=0;i<NR_THREADS;i++)
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{
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CreateThread(NULL,
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0,
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thread_main1,
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(LPVOID)i,
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thread_main1,
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(LPVOID)i,
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0,
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&id);
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#if 0
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CreateThread(NULL,
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0,
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thread_main2,
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(LPVOID)i,
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thread_main2,
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(LPVOID)i,
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0,
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&id);
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}
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#endif
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printf("Threads created...\n");
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// Sleep (5000);
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SuspendThread (GetCurrentThread());
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printf("All threads created...\n");
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/*
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* Waiting for threads is not implemented yet.
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* If you want to see all threads running, uncomment the
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* call to SuspendThread(). The test application will
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* freeze after all threads are created.
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*/
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/* SuspendThread (GetCurrentThread()); */
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#else
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printf("Creating thread...\n");
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hThread = CreateThread(NULL,
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0,
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thread_main1,
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(LPVOID)i,
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0,
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&id);
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printf("Thread created. Waiting for termination...\n");
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WaitForSingleObject (hThread,
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-1);
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CloseHandle (hThread);
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printf("Thread terminated...\n");
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#endif
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return 0;
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}
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@ -11,3 +11,4 @@
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#define ID_EVENT_OBJECT (ID_BASE_OBJECT + 5)
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#define ID_TIMER_OBJECT (ID_BASE_OBJECT + 6)
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#define ID_PROCESS_OBJECT (ID_BASE_OBJECT + 7)
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#define ID_THREAD_OBJECT (ID_BASE_OBJECT + 8)
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@ -23,6 +23,19 @@
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/* FUNCTIONS *****************************************************************/
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static VOID STDCALL
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ThreadStartup (LPTHREAD_START_ROUTINE lpStartAddress,
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LPVOID lpParameter)
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{
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UINT uExitCode;
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uExitCode = (lpStartAddress)(lpParameter);
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NtTerminateThread(NtCurrentThread(),
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uExitCode);
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}
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HANDLE STDCALL CreateThread(LPSECURITY_ATTRIBUTES lpThreadAttributes,
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DWORD dwStackSize,
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LPTHREAD_START_ROUTINE lpStartAddress,
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@ -55,7 +68,6 @@ HANDLE STDCALL CreateRemoteThread(HANDLE hProcess,
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BOOLEAN CreateSuspended = FALSE;
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PVOID BaseAddress;
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DWORD StackSize;
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ULONG BytesWritten;
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NTSTATUS Status;
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ObjectAttributes.Length = sizeof(OBJECT_ATTRIBUTES);
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@ -94,18 +106,24 @@ HANDLE STDCALL CreateRemoteThread(HANDLE hProcess,
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DPRINT("Stack base address: %p\n", BaseAddress);
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memset(&ThreadContext,0,sizeof(CONTEXT));
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ThreadContext.Eip = (LONG)lpStartAddress;
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// ThreadContext.Eip = (LONG)lpStartAddress;
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ThreadContext.Eip = (LONG)ThreadStartup;
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ThreadContext.SegGs = USER_DS;
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ThreadContext.SegFs = USER_DS;
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ThreadContext.SegEs = USER_DS;
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ThreadContext.SegDs = USER_DS;
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ThreadContext.SegCs = USER_CS;
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ThreadContext.SegSs = USER_DS;
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ThreadContext.Esp = (ULONG)(BaseAddress + StackSize - 8);
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ThreadContext.Esp = (ULONG)(BaseAddress + StackSize - 12);
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ThreadContext.EFlags = (1<<1) + (1<<9);
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/* write lpParameter to highest stack address */
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*((PBYTE)(BaseAddress + StackSize - 4)) = lpParameter;
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/* initialize call stack */
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*((PULONG)(BaseAddress + StackSize - 4)) = (ULONG)lpParameter;
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*((PULONG)(BaseAddress + StackSize - 8)) = (ULONG)lpStartAddress;
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*((PULONG)(BaseAddress + StackSize - 12)) = 0xdeadbeef;
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DPRINT("Esp: %p\n", ThreadContext.Esp);
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DPRINT("Eip: %p\n", ThreadContext.Eip);
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Status = NtCreateThread(&ThreadHandle,
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THREAD_ALL_ACCESS,
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@ -132,8 +132,8 @@ RtlCreateUserThread(HANDLE ProcessHandle,
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LONG StackZeroBits,
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PULONG StackReserved,
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PULONG StackCommit,
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PVOID StartAddress,
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HANDLE DebugPort,
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PTHREAD_START_ROUTINE StartAddress,
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PVOID Parameter,
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PHANDLE ThreadHandle,
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PCLIENT_ID ClientId)
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{
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@ -214,6 +214,9 @@ DPRINT("Checkpoint\n");
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ObjectAttributes.SecurityQualityOfService = NULL;
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if (*StackCommit < 4096)
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*StackCommit = 4096;
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BaseAddress = 0;
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ZwAllocateVirtualMemory(ProcessHandle,
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&BaseAddress,
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@ -271,8 +274,8 @@ DPRINT("Checkpoint\n");
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NTSTATUS STDCALL
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RtlInitializeContext(HANDLE ProcessHandle,
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PCONTEXT Context,
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HANDLE DebugPort,
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PVOID StartAddress,
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PVOID Parameter,
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PTHREAD_START_ROUTINE StartAddress,
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PINITIAL_TEB InitialTeb)
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{
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NTSTATUS Status;
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@ -289,8 +292,16 @@ RtlInitializeContext(HANDLE ProcessHandle,
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Context->SegDs = USER_DS;
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Context->SegCs = USER_CS;
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Context->SegSs = USER_DS;
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Context->Esp = InitialTeb->StackBase - InitialTeb->StackCommit;
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Context->Esp = (ULONG)InitialTeb->StackBase +
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(DWORD)InitialTeb->StackCommit - 8;
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Context->EFlags = (1<<1)+(1<<9);
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/* copy Parameter to thread stack */
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*((PULONG)(InitialTeb->StackBase + (DWORD)InitialTeb->StackCommit - 4))
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= (DWORD)Parameter;
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/* #endif */
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Status = STATUS_SUCCESS;
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@ -151,6 +151,9 @@ BOOLEAN KeDispatcherObjectWake(DISPATCHER_HEADER* hdr)
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case ID_PROCESS_OBJECT:
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return(KeDispatcherObjectWakeAll(hdr));
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case ID_THREAD_OBJECT:
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return(KeDispatcherObjectWakeAll(hdr));
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}
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DbgPrint("Dispatcher object %x has unknown type\n",hdr);
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KeBugCheck(0);
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@ -200,6 +203,9 @@ NTSTATUS KeWaitForSingleObject(PVOID Object,
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case ID_PROCESS_OBJECT:
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break;
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case ID_THREAD_OBJECT:
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break;
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case NotificationEvent:
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break;
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@ -222,7 +228,7 @@ NTSTATUS KeWaitForSingleObject(PVOID Object,
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blk.Object=Object;
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blk.Thread=KeGetCurrentThread();
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blk.WaitKey = WaitReason; // Assumed
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blk.WaitType = WaitMode; // Assumed
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blk.WaitType = WaitAll;
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blk.NextWaitBlock = NULL;
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InsertTailList(&(hdr->WaitListHead),&(blk.WaitListEntry));
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// DPRINT("hdr->WaitListHead.Flink %x hdr->WaitListHead.Blink %x\n",
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@ -249,7 +255,91 @@ NTSTATUS KeWaitForMultipleObjects(ULONG Count,
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PLARGE_INTEGER Timeout,
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PKWAIT_BLOCK WaitBlockArray)
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{
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#if 0
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DISPATCHER_HEADER* hdr;
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PKWAIT_BLOCK blk;
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ULONG Counter;
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DPRINT("Entering KeWaitForSingleObject(Object %x) "
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"PsGetCurrentThread() %x\n",Object,PsGetCurrentThread());
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KeAcquireDispatcherDatabaseLock(FALSE);
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for (Counter = 0; Counter < Count; Counter++)
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{
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hdr = (DISPATCHER_HEADER *)Object[Counter];
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DPRINT("hdr->SignalState %d\n", hdr->SignalState);
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if (hdr->SignalState > 0)
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{
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switch (hdr->Type)
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{
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case SynchronizationEvent:
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hdr->SignalState = FALSE;
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break;
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case SemaphoreType:
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break;
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case ID_PROCESS_OBJECT:
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break;
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case ID_THREAD_OBJECT:
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break;
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case NotificationEvent:
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break;
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default:
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DbgPrint("(%s:%d) Dispatcher object %x has unknown type\n",
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__FILE__,__LINE__,hdr);
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KeBugCheck(0);
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}
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KeReleaseDispatcherDatabaseLock(FALSE);
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return(STATUS_SUCCESS);
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}
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}
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if (Timeout != NULL)
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{
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KeAddThreadTimeout(KeGetCurrentThread(),Timeout);
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}
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for (Counter = 0; Counter < Count; Counter++)
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{
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hdr = (DISPATCHER_HEADER *)Object[Counter];
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blk = &WaitBlockArray[Counter];
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blk->Object=Object[Counter];
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blk->Thread=KeGetCurrentThread();
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blk->WaitKey = WaitReason; // Assumed
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blk->WaitType = WaitType;
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blk->NextWaitBlock = NULL;
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InsertTailList(&(hdr->WaitListHead),&(blk.WaitListEntry));
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// DPRINT("hdr->WaitListHead.Flink %x hdr->WaitListHead.Blink %x\n",
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// hdr->WaitListHead.Flink,hdr->WaitListHead.Blink);
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}
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KeReleaseDispatcherDatabaseLock(FALSE);
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DPRINT("Waiting at %s:%d with irql %d\n", __FILE__, __LINE__,
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KeGetCurrentIrql());
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PsSuspendThread(PsGetCurrentThread());
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if (Timeout != NULL)
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{
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KeCancelTimer(&KeGetCurrentThread()->Timer);
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}
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DPRINT("Returning from KeWaitForMultipleObject()\n");
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return(STATUS_SUCCESS);
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#else
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UNIMPLEMENTED;
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#endif
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}
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VOID KeInitializeDispatcher(VOID)
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@ -267,7 +357,59 @@ NtWaitForMultipleObjects (
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IN PLARGE_INTEGER Time
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)
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{
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UNIMPLEMENTED;
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#if 0
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KWAIT_BLOCK WaitBlockArray[MAXIMUM_WAIT_OBJECTS];
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PVOID ObjectPtrArray[MAXIMUM_WAIT_OBJECTS];
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NTSTATUS Status;
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ULONG i, j;
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DPRINT("NtWaitForMultipleObjects(Count %lu Object[] %x, Alertable %d, Time %x)\n",
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Count,Object,Alertable,Time);
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if (Count > MAXIMUM_WAIT_OBJECTS)
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return ...; /* WAIT_FAIL */
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/* reference all objects */
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for (i = 0; i < Count; i++)
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{
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Status = ObReferenceObjectByHandle(Object[i],
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SYNCHRONIZE,
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NULL,
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UserMode,
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&ObjectPtrArray[i],
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NULL);
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if (Status != STATUS_SUCCESS)
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{
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/* dereference all referenced objects */
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for (j = 0; j < i; i++)
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{
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ObDereferenceObject(ObjectPtrArray[j]);
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}
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return(Status);
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}
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}
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Status = KeWaitForMultipleObjects(Count,
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ObjectPtrArray,
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WaitType,
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UserMode,
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UserMode,
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Alertable,
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Time,
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WaitBlockArray);
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/* dereference all objects */
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for (i = 0; i < Count; i++)
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{
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ObDereferenceObject(ObjectPtrArray[i]);
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}
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return(Status);
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#else
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UNIMPLEMENTED;
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#endif
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}
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@ -44,6 +44,7 @@ VOID PsTerminateCurrentThread(NTSTATUS ExitStatus)
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CurrentThread->ThreadsProcess = NULL;
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KeRaiseIrql(DISPATCH_LEVEL,&oldlvl);
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CurrentThread->Tcb.State = THREAD_STATE_TERMINATED;
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KeDispatcherObjectWake(&CurrentThread->Tcb.DispatcherHeader);
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ZwYieldExecution();
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for(;;);
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}
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@ -58,6 +59,7 @@ VOID PsTerminateOtherThread(PETHREAD Thread, NTSTATUS ExitStatus)
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PiNrThreads--;
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KeRaiseIrql(DISPATCH_LEVEL, &oldlvl);
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Thread->Tcb.State = THREAD_STATE_TERMINATED;
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KeDispatcherObjectWake(&Thread->Tcb.DispatcherHeader);
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ObDereferenceObject(Thread->ThreadsProcess);
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Thread->ThreadsProcess = NULL;
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KeLowerIrql(oldlvl);
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@ -1,4 +1,4 @@
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/* $Id: thread.c,v 1.25 1999/08/29 06:59:11 ea Exp $
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/* $Id: thread.c,v 1.26 1999/09/06 21:28:33 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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@ -259,7 +259,12 @@ PsInitializeThread (
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InitializeListHead(&Thread->Tcb.ApcState.ApcListHead[0]);
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InitializeListHead(&Thread->Tcb.ApcState.ApcListHead[1]);
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Thread->Tcb.KernelApcDisable = 1;
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KeInitializeDispatcherHeader(&Thread->Tcb.DispatcherHeader,
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ID_THREAD_OBJECT,
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sizeof(ETHREAD),
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FALSE);
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if (ProcessHandle != NULL)
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{
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Status = ObReferenceObjectByHandle(ProcessHandle,
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