ReactOS 0.4.15-dev-7659-ga55345b
psnotify.c File Reference
#include <ntoskrnl.h>
#include <debug.h>
Include dependency graph for psnotify.c:

Go to the source code of this file.

Macros

#define NDEBUG
 

Functions

NTSTATUS NTAPI PsSetCreateProcessNotifyRoutine (IN PCREATE_PROCESS_NOTIFY_ROUTINE NotifyRoutine, IN BOOLEAN Remove)
 
ULONG NTAPI PsSetLegoNotifyRoutine (PVOID LegoNotifyRoutine)
 
NTSTATUS NTAPI PsRemoveLoadImageNotifyRoutine (IN PLOAD_IMAGE_NOTIFY_ROUTINE NotifyRoutine)
 
NTSTATUS NTAPI PsSetLoadImageNotifyRoutine (IN PLOAD_IMAGE_NOTIFY_ROUTINE NotifyRoutine)
 
NTSTATUS NTAPI PsRemoveCreateThreadNotifyRoutine (IN PCREATE_THREAD_NOTIFY_ROUTINE NotifyRoutine)
 
NTSTATUS NTAPI PsSetCreateThreadNotifyRoutine (IN PCREATE_THREAD_NOTIFY_ROUTINE NotifyRoutine)
 

Variables

BOOLEAN PsImageNotifyEnabled = FALSE
 
ULONG PspThreadNotifyRoutineCount
 
ULONG PspProcessNotifyRoutineCount
 
ULONG PspLoadImageNotifyRoutineCount
 
EX_CALLBACK PspThreadNotifyRoutine [PSP_MAX_CREATE_THREAD_NOTIFY]
 
EX_CALLBACK PspProcessNotifyRoutine [PSP_MAX_CREATE_PROCESS_NOTIFY]
 
EX_CALLBACK PspLoadImageNotifyRoutine [PSP_MAX_LOAD_IMAGE_NOTIFY]
 
PLEGO_NOTIFY_ROUTINE PspLegoNotifyRoutine
 

Macro Definition Documentation

◆ NDEBUG

#define NDEBUG

Definition at line 13 of file psnotify.c.

Function Documentation

◆ PsRemoveCreateThreadNotifyRoutine()

NTSTATUS NTAPI PsRemoveCreateThreadNotifyRoutine ( IN PCREATE_THREAD_NOTIFY_ROUTINE  NotifyRoutine)

Definition at line 211 of file psnotify.c.

212{
213 ULONG i;
215 PAGED_CODE();
216
217 /* Loop all callbacks */
218 for (i = 0; i < PSP_MAX_CREATE_THREAD_NOTIFY; i++)
219 {
220 /* Reference this slot */
222 if (CallBack)
223 {
224 /* Check for a match */
225 if (ExGetCallBackBlockRoutine(CallBack) == (PVOID)NotifyRoutine)
226 {
227 /* Try removing it if it matches */
229 NULL,
230 CallBack))
231 {
232 /* We removed it, now dereference the block */
235 CallBack);
236
237 /* Wait for active callbacks */
238 ExWaitForCallBacks(CallBack);
239
240 /* Free the callback and return */
241 ExFreeCallBack(CallBack);
242 return STATUS_SUCCESS;
243 }
244 }
245
246 /* Dereference the callback */
248 }
249 }
250
251 /* Nothing found to remove */
253}
#define PAGED_CODE()
#define InterlockedDecrement
Definition: armddk.h:52
#define NULL
Definition: types.h:112
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
PEX_CALLBACK_FUNCTION NTAPI ExGetCallBackBlockRoutine(IN PEX_CALLBACK_ROUTINE_BLOCK CallbackBlock)
Definition: callback.c:93
BOOLEAN NTAPI ExCompareExchangeCallBack(IN OUT PEX_CALLBACK CallBack, IN PEX_CALLBACK_ROUTINE_BLOCK NewBlock, IN PEX_CALLBACK_ROUTINE_BLOCK OldBlock)
Definition: callback.c:170
PEX_CALLBACK_ROUTINE_BLOCK NTAPI ExReferenceCallBackBlock(IN OUT PEX_CALLBACK CallBack)
Definition: callback.c:122
VOID NTAPI ExWaitForCallBacks(IN PEX_CALLBACK_ROUTINE_BLOCK CallbackBlock)
Definition: callback.c:85
VOID NTAPI ExFreeCallBack(IN PEX_CALLBACK_ROUTINE_BLOCK CallbackBlock)
Definition: callback.c:77
VOID NTAPI ExDereferenceCallBackBlock(IN OUT PEX_CALLBACK CallBack, IN PEX_CALLBACK_ROUTINE_BLOCK CallbackBlock)
Definition: callback.c:109
#define STATUS_PROCEDURE_NOT_FOUND
Definition: ntstatus.h:358
#define PSP_MAX_CREATE_THREAD_NOTIFY
Definition: ps.h:64
EX_CALLBACK PspThreadNotifyRoutine[PSP_MAX_CREATE_THREAD_NOTIFY]
Definition: psnotify.c:21
ULONG PspThreadNotifyRoutineCount
Definition: psnotify.c:19
#define STATUS_SUCCESS
Definition: shellext.h:65
int32_t * PLONG
Definition: typedefs.h:58
uint32_t ULONG
Definition: typedefs.h:59

Referenced by TestCreateThreadNotify().

◆ PsRemoveLoadImageNotifyRoutine()

NTSTATUS NTAPI PsRemoveLoadImageNotifyRoutine ( IN PLOAD_IMAGE_NOTIFY_ROUTINE  NotifyRoutine)

Definition at line 127 of file psnotify.c.

128{
129 ULONG i;
131 PAGED_CODE();
132
133 /* Loop all callbacks */
134 for (i = 0; i < PSP_MAX_LOAD_IMAGE_NOTIFY; i++)
135 {
136 /* Reference this slot */
138 if (CallBack)
139 {
140 /* Check for a match */
141 if (ExGetCallBackBlockRoutine(CallBack) == (PVOID)NotifyRoutine)
142 {
143 /* Try removing it if it matches */
145 NULL,
146 CallBack))
147 {
148 /* We removed it, now dereference the block */
151 CallBack);
152
153 /* Wait for active callbacks */
154 ExWaitForCallBacks(CallBack);
155
156 /* Free the callback and return */
157 ExFreeCallBack(CallBack);
158 return STATUS_SUCCESS;
159 }
160 }
161
162 /* Dereference the callback */
164 }
165 }
166
167 /* Nothing found to remove */
169}
#define PSP_MAX_LOAD_IMAGE_NOTIFY
Definition: ps.h:65
EX_CALLBACK PspLoadImageNotifyRoutine[PSP_MAX_LOAD_IMAGE_NOTIFY]
Definition: psnotify.c:23
ULONG PspLoadImageNotifyRoutineCount
Definition: psnotify.c:20

Referenced by TestLoadImageNotify().

◆ PsSetCreateProcessNotifyRoutine()

NTSTATUS NTAPI PsSetCreateProcessNotifyRoutine ( IN PCREATE_PROCESS_NOTIFY_ROUTINE  NotifyRoutine,
IN BOOLEAN  Remove 
)

Definition at line 33 of file psnotify.c.

35{
36 ULONG i;
38 PAGED_CODE();
39
40 /* Check if we're removing */
41 if (Remove)
42 {
43 /* Loop all the routines */
44 for (i = 0; i < PSP_MAX_CREATE_PROCESS_NOTIFY; i++)
45 {
46 /* Reference the callback block */
48 if (!CallBack) continue;
49
50 /* Check it this is a matching block */
51 if (ExGetCallBackBlockRoutine(CallBack) == (PVOID)NotifyRoutine)
52 {
53 /* Try removing it if it matches */
55 NULL,
56 CallBack))
57 {
58 /* Decrement the number of routines */
60
61 /* Dereference the block */
63 CallBack);
64
65 /* Wait for active callbacks */
66 ExWaitForCallBacks(CallBack);
67
68 /* Free the callback and exit */
69 ExFreeCallBack(CallBack);
70 return STATUS_SUCCESS;
71 }
72
73 /* Dereference the block */
75 CallBack);
76 }
77 }
78
79 /* We didn't find any matching block */
81 }
82 else
83 {
84 /* Allocate a callback */
85 CallBack = ExAllocateCallBack((PVOID)NotifyRoutine, NULL);
86 if (!CallBack) return STATUS_INSUFFICIENT_RESOURCES;
87
88 /* Loop all callbacks */
89 for (i = 0; i < PSP_MAX_CREATE_PROCESS_NOTIFY; i++)
90 {
91 /* Add this routine if it's an empty slot */
93 CallBack,
94 NULL))
95 {
96 /* Found and inserted into an empty slot, return */
98 return STATUS_SUCCESS;
99 }
100 }
101
102 /* We didn't find a free slot, free the callback and fail */
103 ExFreeCallBack(CallBack);
105 }
106}
#define InterlockedIncrement
Definition: armddk.h:53
PEX_CALLBACK_ROUTINE_BLOCK NTAPI ExAllocateCallBack(IN PEX_CALLBACK_FUNCTION Function, IN PVOID Context)
Definition: callback.c:54
#define PSP_MAX_CREATE_PROCESS_NOTIFY
Definition: ps.h:66
ULONG PspProcessNotifyRoutineCount
Definition: psnotify.c:19
EX_CALLBACK PspProcessNotifyRoutine[PSP_MAX_CREATE_PROCESS_NOTIFY]
Definition: psnotify.c:22
#define STATUS_INVALID_PARAMETER
Definition: udferr_usr.h:135
#define STATUS_INSUFFICIENT_RESOURCES
Definition: udferr_usr.h:158
_In_ BOOLEAN Remove
Definition: psfuncs.h:110

Referenced by TestCreateProcessNotify().

◆ PsSetCreateThreadNotifyRoutine()

NTSTATUS NTAPI PsSetCreateThreadNotifyRoutine ( IN PCREATE_THREAD_NOTIFY_ROUTINE  NotifyRoutine)

Definition at line 260 of file psnotify.c.

261{
262 ULONG i;
264 PAGED_CODE();
265
266 /* Allocate a callback */
267 CallBack = ExAllocateCallBack((PVOID)NotifyRoutine, NULL);
268 if (!CallBack) return STATUS_INSUFFICIENT_RESOURCES;
269
270 /* Loop callbacks */
271 for (i = 0; i < PSP_MAX_CREATE_THREAD_NOTIFY; i++)
272 {
273 /* Add this entry if the slot is empty */
275 CallBack,
276 NULL))
277 {
278 /* Return success */
280 return STATUS_SUCCESS;
281 }
282 }
283
284 /* No free space found, fail */
285 ExFreeCallBack(CallBack);
287}

Referenced by TestCreateThreadNotify().

◆ PsSetLegoNotifyRoutine()

ULONG NTAPI PsSetLegoNotifyRoutine ( PVOID  LegoNotifyRoutine)

Definition at line 113 of file psnotify.c.

114{
115 /* Set the System-Wide Lego Routine */
116 PspLegoNotifyRoutine = LegoNotifyRoutine;
117
118 /* Return the location to the Lego Data */
119 return FIELD_OFFSET(KTHREAD, LegoData);
120}
PLEGO_NOTIFY_ROUTINE PspLegoNotifyRoutine
Definition: psnotify.c:24
#define FIELD_OFFSET(t, f)
Definition: typedefs.h:255

◆ PsSetLoadImageNotifyRoutine()

NTSTATUS NTAPI PsSetLoadImageNotifyRoutine ( IN PLOAD_IMAGE_NOTIFY_ROUTINE  NotifyRoutine)

Definition at line 176 of file psnotify.c.

177{
178 ULONG i;
180 PAGED_CODE();
181
182 /* Allocate a callback */
183 CallBack = ExAllocateCallBack((PVOID)NotifyRoutine, NULL);
184 if (!CallBack) return STATUS_INSUFFICIENT_RESOURCES;
185
186 /* Loop callbacks */
187 for (i = 0; i < PSP_MAX_LOAD_IMAGE_NOTIFY; i++)
188 {
189 /* Add this entry if the slot is empty */
191 CallBack,
192 NULL))
193 {
194 /* Return success */
197 return STATUS_SUCCESS;
198 }
199 }
200
201 /* No free space found, fail */
202 ExFreeCallBack(CallBack);
204}
#define TRUE
Definition: types.h:120
BOOLEAN PsImageNotifyEnabled
Definition: psnotify.c:18

Referenced by TestLoadImageNotify().

Variable Documentation

◆ PsImageNotifyEnabled

BOOLEAN PsImageNotifyEnabled = FALSE

Definition at line 18 of file psnotify.c.

Referenced by DbgkCreateThread(), MmLoadSystemImage(), and PsSetLoadImageNotifyRoutine().

◆ PspLegoNotifyRoutine

PLEGO_NOTIFY_ROUTINE PspLegoNotifyRoutine

Definition at line 24 of file psnotify.c.

Referenced by PspRunLegoRoutine(), and PsSetLegoNotifyRoutine().

◆ PspLoadImageNotifyRoutine

◆ PspLoadImageNotifyRoutineCount

ULONG PspLoadImageNotifyRoutineCount

Definition at line 20 of file psnotify.c.

Referenced by PsRemoveLoadImageNotifyRoutine(), and PsSetLoadImageNotifyRoutine().

◆ PspProcessNotifyRoutine

◆ PspProcessNotifyRoutineCount

ULONG PspProcessNotifyRoutineCount

Definition at line 19 of file psnotify.c.

Referenced by PsSetCreateProcessNotifyRoutine().

◆ PspThreadNotifyRoutine

◆ PspThreadNotifyRoutineCount

ULONG PspThreadNotifyRoutineCount