ReactOS 0.4.15-dev-8116-gf69e256
dynfntbl.c File Reference
#include <rtl.h>
#include <debug.h>
Include dependency graph for dynfntbl.c:

Go to the source code of this file.

Classes

struct  _DYNAMIC_FUNCTION_TABLE
 

Macros

#define NDEBUG
 
#define TAG_RTLDYNFNTBL   'tfDP'
 

Typedefs

typedef struct _DYNAMIC_FUNCTION_TABLE DYNAMIC_FUNCTION_TABLE
 
typedef struct _DYNAMIC_FUNCTION_TABLEPDYNAMIC_FUNCTION_TABLE
 

Functions

typedef _Function_class_ (GET_RUNTIME_FUNCTION_CALLBACK)
 
static __inline VOID AcquireDynamicFunctionTableLockExclusive ()
 
static __inline VOID ReleaseDynamicFunctionTableLockExclusive ()
 
static __inline VOID AcquireDynamicFunctionTableLockShared ()
 
static __inline VOID ReleaseDynamicFunctionTableLockShared ()
 
PLIST_ENTRY NTAPI RtlGetFunctionTableListHead (void)
 
static VOID RtlpInsertDynamicFunctionTable (PDYNAMIC_FUNCTION_TABLE DynamicTable)
 
BOOLEAN NTAPI RtlAddFunctionTable (_In_ PRUNTIME_FUNCTION FunctionTable, _In_ DWORD EntryCount, _In_ DWORD64 BaseAddress)
 
BOOLEAN NTAPI RtlInstallFunctionTableCallback (_In_ DWORD64 TableIdentifier, _In_ DWORD64 BaseAddress, _In_ DWORD Length, _In_ PGET_RUNTIME_FUNCTION_CALLBACK Callback, _In_ PVOID Context, _In_opt_z_ PCWSTR OutOfProcessCallbackDll)
 
BOOLEAN NTAPI RtlDeleteFunctionTable (_In_ PRUNTIME_FUNCTION FunctionTable)
 
PRUNTIME_FUNCTION NTAPI RtlpLookupDynamicFunctionEntry (_In_ DWORD64 ControlPc, _Out_ PDWORD64 ImageBase, _In_ PUNWIND_HISTORY_TABLE HistoryTable)
 

Variables

 FUNCTION_TABLE_TYPE
 
RTL_SRWLOCK RtlpDynamicFunctionTableLock = { 0 }
 
LIST_ENTRY RtlpDynamicFunctionTableList = { &RtlpDynamicFunctionTableList, &RtlpDynamicFunctionTableList }
 

Macro Definition Documentation

◆ NDEBUG

#define NDEBUG

Definition at line 10 of file dynfntbl.c.

◆ TAG_RTLDYNFNTBL

#define TAG_RTLDYNFNTBL   'tfDP'

Definition at line 13 of file dynfntbl.c.

Typedef Documentation

◆ DYNAMIC_FUNCTION_TABLE

◆ PDYNAMIC_FUNCTION_TABLE

Function Documentation

◆ _Function_class_()

typedef _Function_class_ ( GET_RUNTIME_FUNCTION_CALLBACK  )

Definition at line 16 of file dynfntbl.c.

34{
35 RF_SORTED = 0x0,
36 RF_UNSORTED = 0x1,
37 RF_CALLBACK = 0x2,
38 RF_KERNEL_DYNAMIC = 0x3,
FUNCTION_TABLE_TYPE
Definition: dynfntbl.c:39

◆ AcquireDynamicFunctionTableLockExclusive()

static __inline VOID AcquireDynamicFunctionTableLockExclusive ( )
static

Definition at line 68 of file dynfntbl.c.

69{
71}
VOID NTAPI RtlAcquireSRWLockExclusive(IN OUT PRTL_SRWLOCK SRWLock)
Definition: srw.c:591
RTL_SRWLOCK RtlpDynamicFunctionTableLock
Definition: dynfntbl.c:63

Referenced by RtlDeleteFunctionTable(), and RtlpInsertDynamicFunctionTable().

◆ AcquireDynamicFunctionTableLockShared()

static __inline VOID AcquireDynamicFunctionTableLockShared ( )
static

Definition at line 82 of file dynfntbl.c.

83{
85}
VOID NTAPI RtlAcquireSRWLockShared(IN OUT PRTL_SRWLOCK SRWLock)
Definition: srw.c:325

Referenced by RtlpLookupDynamicFunctionEntry().

◆ ReleaseDynamicFunctionTableLockExclusive()

static __inline VOID ReleaseDynamicFunctionTableLockExclusive ( )
static

Definition at line 75 of file dynfntbl.c.

76{
78}
VOID NTAPI RtlReleaseSRWLockExclusive(IN OUT PRTL_SRWLOCK SRWLock)
Definition: srw.c:710

Referenced by RtlDeleteFunctionTable(), and RtlpInsertDynamicFunctionTable().

◆ ReleaseDynamicFunctionTableLockShared()

static __inline VOID ReleaseDynamicFunctionTableLockShared ( )
static

Definition at line 89 of file dynfntbl.c.

90{
92}
VOID NTAPI RtlReleaseSRWLockShared(IN OUT PRTL_SRWLOCK SRWLock)
Definition: srw.c:526

Referenced by RtlpLookupDynamicFunctionEntry().

◆ RtlAddFunctionTable()

BOOLEAN NTAPI RtlAddFunctionTable ( _In_ PRUNTIME_FUNCTION  FunctionTable,
_In_ DWORD  EntryCount,
_In_ DWORD64  BaseAddress 
)

Definition at line 122 of file dynfntbl.c.

126{
127 PDYNAMIC_FUNCTION_TABLE dynamicTable;
128 ULONG i;
129
130 /* Allocate a dynamic function table */
131 dynamicTable = RtlpAllocateMemory(sizeof(*dynamicTable), TAG_RTLDYNFNTBL);
132 if (dynamicTable == NULL)
133 {
134 DPRINT1("Failed to allocate dynamic function table\n");
135 return FALSE;
136 }
137
138 /* Initialize fields */
139 dynamicTable->FunctionTable = FunctionTable;
140 dynamicTable->EntryCount = EntryCount;
141 dynamicTable->BaseAddress = BaseAddress;
142 dynamicTable->Callback = NULL;
143 dynamicTable->Context = NULL;
144 dynamicTable->Type = RF_UNSORTED;
145
146 /* Loop all entries to find the margins */
147 dynamicTable->MinimumAddress = ULONG64_MAX;
148 dynamicTable->MaximumAddress = 0;
149 for (i = 0; i < EntryCount; i++)
150 {
151 dynamicTable->MinimumAddress = min(dynamicTable->MinimumAddress,
152 FunctionTable[i].BeginAddress);
153 dynamicTable->MaximumAddress = max(dynamicTable->MaximumAddress,
154 FunctionTable[i].EndAddress);
155 }
156
157 /* Insert the table into the list */
158 RtlpInsertDynamicFunctionTable(dynamicTable);
159
160 return TRUE;
161}
#define DPRINT1
Definition: precomp.h:8
#define ULONG64_MAX
Definition: d3dx9_private.h:34
#define NULL
Definition: types.h:112
#define TRUE
Definition: types.h:120
#define FALSE
Definition: types.h:117
#define TAG_RTLDYNFNTBL
Definition: dynfntbl.c:13
static VOID RtlpInsertDynamicFunctionTable(PDYNAMIC_FUNCTION_TABLE DynamicTable)
Definition: dynfntbl.c:106
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
#define min(a, b)
Definition: monoChain.cc:55
_In_ HANDLE _Outptr_result_bytebuffer_ ViewSize PVOID * BaseAddress
Definition: mmfuncs.h:404
PVOID NTAPI RtlpAllocateMemory(_In_ ULONG Bytes, _In_ ULONG Tag)
Definition: rtlcompat.c:34
PGET_RUNTIME_FUNCTION_CALLBACK Callback
Definition: dynfntbl.c:49
PRUNTIME_FUNCTION FunctionTable
Definition: dynfntbl.c:44
FUNCTION_TABLE_TYPE Type
Definition: dynfntbl.c:52
#define max(a, b)
Definition: svc.c:63
uint32_t ULONG
Definition: typedefs.h:59
static WLX_DISPATCH_VERSION_1_4 FunctionTable
Definition: wlx.c:722

◆ RtlDeleteFunctionTable()

BOOLEAN NTAPI RtlDeleteFunctionTable ( _In_ PRUNTIME_FUNCTION  FunctionTable)

Definition at line 234 of file dynfntbl.c.

236{
237 PLIST_ENTRY listLink;
238 PDYNAMIC_FUNCTION_TABLE dynamicTable;
239 BOOL removed = FALSE;
240
242
243 /* Loop all tables to find the one to delete */
244 for (listLink = RtlpDynamicFunctionTableList.Flink;
245 listLink != &RtlpDynamicFunctionTableList;
246 listLink = listLink->Flink)
247 {
248 dynamicTable = CONTAINING_RECORD(listLink, DYNAMIC_FUNCTION_TABLE, ListEntry);
249
250 if (dynamicTable->FunctionTable == FunctionTable)
251 {
252 RemoveEntryList(&dynamicTable->ListEntry);
253 removed = TRUE;
254 break;
255 }
256 }
257
259
260 /* If we were successful, free the memory */
261 if (removed)
262 {
263 RtlpFreeMemory(dynamicTable, TAG_RTLDYNFNTBL);
264 }
265
266 return removed;
267}
static __inline VOID ReleaseDynamicFunctionTableLockExclusive()
Definition: dynfntbl.c:75
static __inline VOID AcquireDynamicFunctionTableLockExclusive()
Definition: dynfntbl.c:68
LIST_ENTRY RtlpDynamicFunctionTableList
Definition: dynfntbl.c:64
#define RemoveEntryList(Entry)
Definition: env_spec_w32.h:986
unsigned int BOOL
Definition: ntddk_ex.h:94
VOID NTAPI RtlpFreeMemory(_In_ PVOID Mem, _In_ ULONG Tag)
Definition: rtlcompat.c:45
LIST_ENTRY ListEntry
Definition: dynfntbl.c:43
Definition: typedefs.h:120
struct _LIST_ENTRY * Flink
Definition: typedefs.h:121
#define CONTAINING_RECORD(address, type, field)
Definition: typedefs.h:260

◆ RtlGetFunctionTableListHead()

PLIST_ENTRY NTAPI RtlGetFunctionTableListHead ( void  )

Definition at line 99 of file dynfntbl.c.

100{
102}

◆ RtlInstallFunctionTableCallback()

BOOLEAN NTAPI RtlInstallFunctionTableCallback ( _In_ DWORD64  TableIdentifier,
_In_ DWORD64  BaseAddress,
_In_ DWORD  Length,
_In_ PGET_RUNTIME_FUNCTION_CALLBACK  Callback,
_In_ PVOID  Context,
_In_opt_z_ PCWSTR  OutOfProcessCallbackDll 
)

Definition at line 165 of file dynfntbl.c.

172{
173 PDYNAMIC_FUNCTION_TABLE dynamicTable;
174 SIZE_T stringLength, allocationSize;
175
176 /* Make sure the identifier is valid */
177 if ((TableIdentifier & 3) != 3)
178 {
179 return FALSE;
180 }
181
182 /* Check if we have a DLL name */
183 if (OutOfProcessCallbackDll != NULL)
184 {
185 stringLength = wcslen(OutOfProcessCallbackDll) + 1;
186 }
187 else
188 {
189 stringLength = 0;
190 }
191
192 /* Calculate required size */
193 allocationSize = sizeof(DYNAMIC_FUNCTION_TABLE) + stringLength * sizeof(WCHAR);
194
195 /* Allocate a dynamic function table */
196 dynamicTable = RtlpAllocateMemory(allocationSize, TAG_RTLDYNFNTBL);
197 if (dynamicTable == NULL)
198 {
199 DPRINT1("Failed to allocate dynamic function table\n");
200 return FALSE;
201 }
202
203 /* Initialize fields */
204 dynamicTable->FunctionTable = (PRUNTIME_FUNCTION)TableIdentifier;
205 dynamicTable->EntryCount = 0;
206 dynamicTable->BaseAddress = BaseAddress;
207 dynamicTable->Callback = Callback;
208 dynamicTable->Context = Context;
209 dynamicTable->Type = RF_CALLBACK;
210 dynamicTable->MinimumAddress = BaseAddress;
211 dynamicTable->MaximumAddress = BaseAddress + Length;
212
213 /* If we have a DLL name, copy that, too */
214 if (OutOfProcessCallbackDll != NULL)
215 {
216 dynamicTable->OutOfProcessCallbackDll = (PWCHAR)(dynamicTable + 1);
218 OutOfProcessCallbackDll,
219 stringLength * sizeof(WCHAR));
220 }
221 else
222 {
223 dynamicTable->OutOfProcessCallbackDll = NULL;
224 }
225
226 /* Insert the table into the list */
227 RtlpInsertDynamicFunctionTable(dynamicTable);
228
229 return TRUE;
230}
struct _DYNAMIC_FUNCTION_TABLE DYNAMIC_FUNCTION_TABLE
_CRTIMP size_t __cdecl wcslen(_In_z_ const wchar_t *_Str)
_In_ ULONG _In_ ULONG _In_ ULONG Length
Definition: ntddpcm.h:102
struct _RUNTIME_FUNCTION * PRUNTIME_FUNCTION
PWCHAR OutOfProcessCallbackDll
Definition: dynfntbl.c:51
ULONG_PTR SIZE_T
Definition: typedefs.h:80
#define RtlCopyMemory(Destination, Source, Length)
Definition: typedefs.h:263
uint16_t * PWCHAR
Definition: typedefs.h:56
_In_ WDFINTERRUPT _In_ PFN_WDF_INTERRUPT_SYNCHRONIZE Callback
Definition: wdfinterrupt.h:458
__wchar_t WCHAR
Definition: xmlstorage.h:180

◆ RtlpInsertDynamicFunctionTable()

static VOID RtlpInsertDynamicFunctionTable ( PDYNAMIC_FUNCTION_TABLE  DynamicTable)
static

Definition at line 106 of file dynfntbl.c.

107{
108 //LARGE_INTEGER TimeStamp;
109
111
112 /* Insert it into the list */
114
115 // TODO: insert into RB-trees
116
118}
#define InsertTailList(ListHead, Entry)

Referenced by RtlAddFunctionTable(), and RtlInstallFunctionTableCallback().

◆ RtlpLookupDynamicFunctionEntry()

PRUNTIME_FUNCTION NTAPI RtlpLookupDynamicFunctionEntry ( _In_ DWORD64  ControlPc,
_Out_ PDWORD64  ImageBase,
_In_ PUNWIND_HISTORY_TABLE  HistoryTable 
)

Definition at line 271 of file dynfntbl.c.

275{
276 PLIST_ENTRY listLink;
277 PDYNAMIC_FUNCTION_TABLE dynamicTable;
278 PRUNTIME_FUNCTION functionTable, foundEntry = NULL;
279 PGET_RUNTIME_FUNCTION_CALLBACK callback;
280 ULONG i;
281
283
284 /* Loop all tables to find the one matching ControlPc */
285 for (listLink = RtlpDynamicFunctionTableList.Flink;
286 listLink != &RtlpDynamicFunctionTableList;
287 listLink = listLink->Flink)
288 {
289 dynamicTable = CONTAINING_RECORD(listLink, DYNAMIC_FUNCTION_TABLE, ListEntry);
290
291 if ((ControlPc >= dynamicTable->MinimumAddress) &&
292 (ControlPc < dynamicTable->MaximumAddress))
293 {
294 /* Check if there is a callback */
295 callback = dynamicTable->Callback;
296 if (callback != NULL)
297 {
298 PVOID context = dynamicTable->Context;
299
300 *ImageBase = dynamicTable->BaseAddress;
302 return callback(ControlPc, context);
303 }
304
305 /* Loop all entries in the function table */
306 functionTable = dynamicTable->FunctionTable;
307 for (i = 0; i < dynamicTable->EntryCount; i++)
308 {
309 /* Check if this entry contains the address */
310 if ((ControlPc >= functionTable[i].BeginAddress) &&
311 (ControlPc < functionTable[i].EndAddress))
312 {
313 foundEntry = &functionTable[i];
314 *ImageBase = dynamicTable->BaseAddress;
315 goto Exit;
316 }
317 }
318 }
319 }
320
321Exit:
322
324
325 return foundEntry;
326}
static __inline VOID AcquireDynamicFunctionTableLockShared()
Definition: dynfntbl.c:82
static __inline VOID ReleaseDynamicFunctionTableLockShared()
Definition: dynfntbl.c:89
static IPrintDialogCallback callback
Definition: printdlg.c:326
static void Exit(void)
Definition: sock.c:1330
Definition: http.c:7252

Referenced by RtlLookupFunctionEntry().

Variable Documentation

◆ FUNCTION_TABLE_TYPE

FUNCTION_TABLE_TYPE

Definition at line 39 of file dynfntbl.c.

◆ RtlpDynamicFunctionTableList

LIST_ENTRY RtlpDynamicFunctionTableList = { &RtlpDynamicFunctionTableList, &RtlpDynamicFunctionTableList }

◆ RtlpDynamicFunctionTableLock