[LDR] Introduce a private heap for the loader.
[reactos.git] / dll / ntdll / include / ntdllp.h
1 /*
2 * COPYRIGHT: See COPYING in the top level directory
3 * PROJECT: ReactOS System Libraries
4 * FILE: dll/ntdll/include/ntdllp.h
5 * PURPOSE: Native Library Internal Header
6 * PROGRAMMER: Alex Ionescu (alex@relsoft.net)
7 */
8
9 #pragma once
10
11 #define LDR_HASH_TABLE_ENTRIES 32
12 #define LDR_GET_HASH_ENTRY(x) (RtlUpcaseUnicodeChar((x)) & (LDR_HASH_TABLE_ENTRIES - 1))
13
14 /* LdrpUpdateLoadCount2 flags */
15 #define LDRP_UPDATE_REFCOUNT 0x01
16 #define LDRP_UPDATE_DEREFCOUNT 0x02
17 #define LDRP_UPDATE_PIN 0x03
18
19 /* Loader flags */
20 #define IMAGE_LOADER_FLAGS_COMPLUS 0x00000001
21 #define IMAGE_LOADER_FLAGS_SYSTEM_GLOBAL 0x01000000
22
23 /* Page heap flags */
24 #define DPH_FLAG_DLL_NOTIFY 0x40
25
26 typedef struct _LDRP_TLS_DATA
27 {
28 LIST_ENTRY TlsLinks;
29 IMAGE_TLS_DIRECTORY TlsDirectory;
30 } LDRP_TLS_DATA, *PLDRP_TLS_DATA;
31
32 /* Global data */
33 extern RTL_CRITICAL_SECTION LdrpLoaderLock;
34 extern BOOLEAN LdrpInLdrInit;
35 extern PVOID LdrpHeap;
36 extern LIST_ENTRY LdrpHashTable[LDR_HASH_TABLE_ENTRIES];
37 extern BOOLEAN ShowSnaps;
38 extern UNICODE_STRING LdrpDefaultPath;
39 extern HANDLE LdrpKnownDllObjectDirectory;
40 extern ULONG LdrpNumberOfProcessors;
41 extern ULONG LdrpFatalHardErrorCount;
42 extern PUNICODE_STRING LdrpTopLevelDllBeingLoaded;
43 extern PLDR_DATA_TABLE_ENTRY LdrpCurrentDllInitializer;
44 extern UNICODE_STRING LdrApiDefaultExtension;
45 extern BOOLEAN LdrpLdrDatabaseIsSetup;
46 extern ULONG LdrpActiveUnloadCount;
47 extern BOOLEAN LdrpShutdownInProgress;
48 extern UNICODE_STRING LdrpKnownDllPath;
49 extern PLDR_DATA_TABLE_ENTRY LdrpGetModuleHandleCache, LdrpLoadedDllHandleCache;
50 extern BOOLEAN RtlpPageHeapEnabled;
51 extern ULONG RtlpDphGlobalFlags;
52 extern BOOLEAN g_ShimsEnabled;
53 extern PVOID g_pShimEngineModule;
54 extern PVOID g_pfnSE_DllLoaded;
55 extern PVOID g_pfnSE_DllUnloaded;
56 extern PVOID g_pfnSE_InstallBeforeInit;
57 extern PVOID g_pfnSE_InstallAfterInit;
58 extern PVOID g_pfnSE_ProcessDying;
59
60 /* ldrinit.c */
61 NTSTATUS NTAPI LdrpRunInitializeRoutines(IN PCONTEXT Context OPTIONAL);
62 VOID NTAPI LdrpInitializeThread(IN PCONTEXT Context);
63 NTSTATUS NTAPI LdrpInitializeTls(VOID);
64 NTSTATUS NTAPI LdrpAllocateTls(VOID);
65 VOID NTAPI LdrpFreeTls(VOID);
66 VOID NTAPI LdrpCallTlsInitializers(IN PLDR_DATA_TABLE_ENTRY LdrEntry, IN ULONG Reason);
67 BOOLEAN NTAPI LdrpCallInitRoutine(IN PDLL_INIT_ROUTINE EntryPoint, IN PVOID BaseAddress, IN ULONG Reason, IN PVOID Context);
68 NTSTATUS NTAPI LdrpInitializeProcess(IN PCONTEXT Context, IN PVOID SystemArgument1);
69 VOID NTAPI LdrpInitFailure(NTSTATUS Status);
70 VOID NTAPI LdrpValidateImageForMp(IN PLDR_DATA_TABLE_ENTRY LdrDataTableEntry);
71 VOID NTAPI LdrpEnsureLoaderLockIsHeld(VOID);
72
73 /* ldrpe.c */
74 NTSTATUS
75 NTAPI
76 LdrpSnapThunk(IN PVOID ExportBase,
77 IN PVOID ImportBase,
78 IN PIMAGE_THUNK_DATA OriginalThunk,
79 IN OUT PIMAGE_THUNK_DATA Thunk,
80 IN PIMAGE_EXPORT_DIRECTORY ExportEntry,
81 IN ULONG ExportSize,
82 IN BOOLEAN Static,
83 IN LPSTR DllName);
84
85 NTSTATUS NTAPI
86 LdrpWalkImportDescriptor(IN LPWSTR DllPath OPTIONAL,
87 IN PLDR_DATA_TABLE_ENTRY LdrEntry);
88
89
90 /* ldrutils.c */
91 NTSTATUS NTAPI
92 LdrpGetProcedureAddress(IN PVOID BaseAddress,
93 IN PANSI_STRING Name,
94 IN ULONG Ordinal,
95 OUT PVOID *ProcedureAddress,
96 IN BOOLEAN ExecuteInit);
97
98 PLDR_DATA_TABLE_ENTRY NTAPI
99 LdrpAllocateDataTableEntry(IN PVOID BaseAddress);
100
101 VOID NTAPI
102 LdrpInsertMemoryTableEntry(IN PLDR_DATA_TABLE_ENTRY LdrEntry);
103
104 NTSTATUS NTAPI
105 LdrpLoadDll(IN BOOLEAN Redirected,
106 IN PWSTR DllPath OPTIONAL,
107 IN PULONG DllCharacteristics OPTIONAL,
108 IN PUNICODE_STRING DllName,
109 OUT PVOID *BaseAddress,
110 IN BOOLEAN CallInit);
111
112 VOID NTAPI
113 LdrpUpdateLoadCount2(IN PLDR_DATA_TABLE_ENTRY LdrEntry,
114 IN ULONG Flags);
115
116 ULONG NTAPI
117 LdrpClearLoadInProgress(VOID);
118
119 NTSTATUS
120 NTAPI
121 LdrpSetProtection(PVOID ViewBase,
122 BOOLEAN Restore);
123
124 BOOLEAN
125 NTAPI
126 LdrpCheckForLoadedDllHandle(IN PVOID Base,
127 OUT PLDR_DATA_TABLE_ENTRY *LdrEntry);
128
129 BOOLEAN NTAPI
130 LdrpCheckForLoadedDll(IN PWSTR DllPath,
131 IN PUNICODE_STRING DllName,
132 IN BOOLEAN Flag,
133 IN BOOLEAN RedirectedDll,
134 OUT PLDR_DATA_TABLE_ENTRY *LdrEntry);
135
136 NTSTATUS NTAPI
137 LdrpMapDll(IN PWSTR SearchPath OPTIONAL,
138 IN PWSTR DllPath2,
139 IN PWSTR DllName OPTIONAL,
140 IN PULONG DllCharacteristics,
141 IN BOOLEAN Static,
142 IN BOOLEAN Redirect,
143 OUT PLDR_DATA_TABLE_ENTRY *DataTableEntry);
144
145 PVOID NTAPI
146 LdrpFetchAddressOfEntryPoint(PVOID ImageBase);
147
148 VOID NTAPI
149 LdrpFreeUnicodeString(PUNICODE_STRING String);
150
151 VOID NTAPI
152 LdrpGetShimEngineInterface(VOID);
153
154 VOID
155 NTAPI
156 LdrpLoadShimEngine(IN PWSTR ImageName,
157 IN PUNICODE_STRING ProcessImage,
158 IN PVOID pShimData);
159
160 VOID NTAPI
161 LdrpUnloadShimEngine(VOID);
162
163 /* verifier.c */
164
165 NTSTATUS NTAPI
166 LdrpInitializeApplicationVerifierPackage(IN HANDLE KeyHandle,
167 IN PPEB Peb,
168 IN BOOLEAN SystemWide,
169 IN BOOLEAN ReadAdvancedOptions);
170
171 NTSTATUS NTAPI
172 AVrfInitializeVerifier(VOID);
173
174 VOID NTAPI
175 AVrfDllLoadNotification(IN PLDR_DATA_TABLE_ENTRY LdrEntry);
176
177 VOID NTAPI
178 AVrfDllUnloadNotification(IN PLDR_DATA_TABLE_ENTRY LdrEntry);
179
180 VOID NTAPI
181 AVrfPageHeapDllNotification(IN PLDR_DATA_TABLE_ENTRY LdrEntry);
182
183
184 /* FIXME: Cleanup this mess */
185 typedef NTSTATUS (NTAPI *PEPFUNC)(PPEB);
186 NTSTATUS LdrMapSections(HANDLE ProcessHandle,
187 PVOID ImageBase,
188 HANDLE SectionHandle,
189 PIMAGE_NT_HEADERS NTHeaders);
190 NTSTATUS LdrMapNTDllForProcess(HANDLE ProcessHandle,
191 PHANDLE NTDllSectionHandle);
192 ULONG
193 LdrpGetResidentSize(PIMAGE_NT_HEADERS NTHeaders);
194
195 NTSTATUS
196 NTAPI
197 LdrpLoadImportModule(IN PWSTR DllPath OPTIONAL,
198 IN LPSTR ImportName,
199 OUT PLDR_DATA_TABLE_ENTRY *DataTableEntry,
200 OUT PBOOLEAN Existing);
201
202 VOID
203 NTAPI
204 LdrpFinalizeAndDeallocateDataTableEntry(IN PLDR_DATA_TABLE_ENTRY Entry);
205
206 /* EOF */