ReactOS 0.4.15-dev-5664-g3bf4ef6
thread.c File Reference
#include <rtl.h>
#include "i386/ketypes.h"
#include <debug.h>
Include dependency graph for thread.c:

Go to the source code of this file.

Macros

#define NDEBUG
 

Functions

VOID NTAPI RtlInitializeContext (IN HANDLE ProcessHandle, OUT PCONTEXT ThreadContext, IN PVOID ThreadStartParam OPTIONAL, IN PTHREAD_START_ROUTINE ThreadStartAddress, IN PINITIAL_TEB InitialTeb)
 
NTSTATUS NTAPI RtlQueueApcWow64Thread (_In_ HANDLE ThreadHandle, _In_ PKNORMAL_ROUTINE ApcRoutine, _In_opt_ PVOID NormalContext, _In_opt_ PVOID SystemArgument1, _In_opt_ PVOID SystemArgument2)
 

Macro Definition Documentation

◆ NDEBUG

#define NDEBUG

Definition at line 17 of file thread.c.

Function Documentation

◆ RtlInitializeContext()

VOID NTAPI RtlInitializeContext ( IN HANDLE  ProcessHandle,
OUT PCONTEXT  ThreadContext,
IN PVOID ThreadStartParam  OPTIONAL,
IN PTHREAD_START_ROUTINE  ThreadStartAddress,
IN PINITIAL_TEB  InitialTeb 
)

Definition at line 27 of file thread.c.

32{
33 DPRINT("RtlInitializeContext: (hProcess: %p, ThreadContext: %p, Teb: %p\n",
34 ProcessHandle, ThreadContext, InitialTeb);
35
36 /*
37 * Set the Initial Registers
38 * This is based on NT's default values -- crazy apps might expect this...
39 */
40 ThreadContext->Ebp = 0;
41 ThreadContext->Eax = 0;
42 ThreadContext->Ebx = 1;
43 ThreadContext->Ecx = 2;
44 ThreadContext->Edx = 3;
45 ThreadContext->Esi = 4;
46 ThreadContext->Edi = 5;
47
48 /* Set the Selectors */
49 ThreadContext->SegGs = 0;
50 ThreadContext->SegFs = KGDT_R3_TEB;
51 ThreadContext->SegEs = KGDT_R3_DATA;
52 ThreadContext->SegDs = KGDT_R3_DATA;
53 ThreadContext->SegSs = KGDT_R3_DATA;
54 ThreadContext->SegCs = KGDT_R3_CODE;
55
56 /* Enable Interrupts */
57 ThreadContext->EFlags = EFLAGS_INTERRUPT_MASK;
58
59 /* Settings passed */
60 ThreadContext->Eip = (ULONG)ThreadStartAddress;
61 ThreadContext->Esp = (ULONG)InitialTeb;
62
63 /* Only the basic Context is initialized */
64 ThreadContext->ContextFlags = CONTEXT_CONTROL |
67
68 /* Set up ESP to the right value */
69 ThreadContext->Esp -= sizeof(PVOID);
71 (PVOID)ThreadContext->Esp,
72 (PVOID)&ThreadStartParam,
73 sizeof(PVOID),
74 NULL);
75
76 /* Push it down one more notch for RETEIP */
77 ThreadContext->Esp -= sizeof(PVOID);
78}
#define NULL
Definition: types.h:112
void * PVOID
Definition: retypes.h:9
static ULONG
Definition: thread.c:78
#define EFLAGS_INTERRUPT_MASK
Definition: ketypes.h:126
#define KGDT_R3_DATA
Definition: ketypes.h:78
#define KGDT_R3_CODE
Definition: ketypes.h:77
#define KGDT_R3_TEB
Definition: ketypes.h:81
_In_ HANDLE ProcessHandle
Definition: mmfuncs.h:403
NTSYSAPI NTSTATUS NTAPI ZwWriteVirtualMemory(_In_ HANDLE ProcessHandle, _In_ PVOID BaseAddress, _In_ PVOID Buffer, _In_ SIZE_T NumberOfBytesToWrite, _Out_opt_ PSIZE_T NumberOfBytesWritten)
#define CONTEXT_CONTROL
Definition: nt_native.h:1369
#define CONTEXT_INTEGER
Definition: nt_native.h:1370
#define CONTEXT_SEGMENTS
Definition: nt_native.h:1371
#define DPRINT
Definition: sndvol32.h:71

Referenced by RtlCreateUserThread().

◆ RtlQueueApcWow64Thread()

NTSTATUS NTAPI RtlQueueApcWow64Thread ( _In_ HANDLE  ThreadHandle,
_In_ PKNORMAL_ROUTINE  ApcRoutine,
_In_opt_ PVOID  NormalContext,
_In_opt_ PVOID  SystemArgument1,
_In_opt_ PVOID  SystemArgument2 
)

Definition at line 82 of file thread.c.

88{
89 return NtQueueApcThread(ThreadHandle,
91 NormalContext,
94}
_In_opt_ HANDLE _In_opt_ PIO_APC_ROUTINE ApcRoutine
Definition: iofuncs.h:726
NTSTATUS NTAPI NtQueueApcThread(IN HANDLE ThreadHandle, IN PKNORMAL_ROUTINE ApcRoutine, IN PVOID NormalContext, IN PVOID SystemArgument1, IN PVOID SystemArgument2)
Definition: state.c:600
_In_opt_ PVOID _In_opt_ PVOID SystemArgument1
Definition: ketypes.h:676
_In_opt_ PVOID _In_opt_ PVOID _In_opt_ PVOID SystemArgument2
Definition: ketypes.h:677