mirror of
https://github.com/reactos/reactos.git
synced 2024-12-28 10:04:49 +00:00
Section and general memory manager enhancements including COW
svn path=/trunk/; revision=1617
This commit is contained in:
David Welch
parent
29c4727f7a
commit
9359db14a0
41 changed files with 2057 additions and 1262 deletions
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: create.c,v 1.14 2001/01/16 09:55:02 dwelch Exp $
|
||||
/* $Id: create.c,v 1.15 2001/02/10 22:51:11 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -446,6 +446,10 @@ VfatOpenFile (PDEVICE_EXTENSION DeviceExt, PFILE_OBJECT FileObject,
|
|||
FileObject->FsContext = (PVOID)&Fcb->RFCB;
|
||||
newCCB = ExAllocatePool (NonPagedPool, sizeof (VFATCCB));
|
||||
memset (newCCB, 0, sizeof (VFATCCB));
|
||||
FileObject->Flags = FileObject->Flags |
|
||||
FO_FCB_IS_VALID | FO_DIRECT_CACHE_PAGING_READ;
|
||||
FileObject->SectionObjectPointers =
|
||||
&Fcb->SectionObjectPointers;
|
||||
FileObject->FsContext2 = newCCB;
|
||||
newCCB->pFcb = Fcb;
|
||||
newCCB->PtrFileObject = FileObject;
|
||||
|
|
@ -563,6 +567,9 @@ VfatOpenFile (PDEVICE_EXTENSION DeviceExt, PFILE_OBJECT FileObject,
|
|||
|
||||
FileObject->Flags = FileObject->Flags |
|
||||
FO_FCB_IS_VALID | FO_DIRECT_CACHE_PAGING_READ;
|
||||
FileObject->SectionObjectPointers = &ParentFcb->SectionObjectPointers;
|
||||
memset(FileObject->SectionObjectPointers, 0,
|
||||
sizeof(SECTION_OBJECT_POINTERS));
|
||||
FileObject->FsContext = (PVOID)&ParentFcb->RFCB;
|
||||
newCCB = ExAllocatePool (NonPagedPool, sizeof (VFATCCB));
|
||||
memset (newCCB, 0, sizeof (VFATCCB));
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: vfat.h,v 1.24 2001/01/16 09:55:02 dwelch Exp $ */
|
||||
/* $Id: vfat.h,v 1.25 2001/02/10 22:51:11 dwelch Exp $ */
|
||||
|
||||
#include <ddk/ntifs.h>
|
||||
|
||||
|
|
@ -95,6 +95,7 @@ typedef struct
|
|||
typedef struct _VFATFCB
|
||||
{
|
||||
REACTOS_COMMON_FCB_HEADER RFCB;
|
||||
SECTION_OBJECT_POINTERS SectionObjectPointers;
|
||||
FATDirEntry entry;
|
||||
/* point on filename (250 chars max) in PathName */
|
||||
WCHAR *ObjectName;
|
||||
|
|
|
|||
|
|
@ -1,7 +1,7 @@
|
|||
|
||||
#ifndef _NTOS_CCFUNCS_H
|
||||
#define _NTOS_CCFUNCS_H
|
||||
/* $Id: ccfuncs.h,v 1.5 2000/06/12 14:51:26 ekohl Exp $ */
|
||||
/* $Id: ccfuncs.h,v 1.6 2001/02/10 22:51:07 dwelch Exp $ */
|
||||
|
||||
/* exported variables */
|
||||
/*
|
||||
|
|
|
|||
|
|
@ -81,6 +81,6 @@ typedef struct _REACTOS_COMMON_FCB_HEADER
|
|||
LARGE_INTEGER AllocationSize;
|
||||
LARGE_INTEGER FileSize;
|
||||
LARGE_INTEGER ValidDataLength;
|
||||
} REACTOS_COMMON_FCB_HEADER;
|
||||
} REACTOS_COMMON_FCB_HEADER, *PREACTOS_COMMON_FCB_HEADER;
|
||||
|
||||
#endif /* __INCLUDE_DDK_CCTYPES_H */
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: iotypes.h,v 1.22 2001/01/08 02:14:05 dwelch Exp $
|
||||
/* $Id: iotypes.h,v 1.23 2001/02/10 22:51:07 dwelch Exp $
|
||||
*
|
||||
*/
|
||||
|
||||
|
|
@ -714,4 +714,4 @@ VOID
|
|||
);
|
||||
#endif // (_WIN32_WINNT >= 0x0400)
|
||||
|
||||
#endif __INCLUDE_DDK_IOTYPES_H
|
||||
#endif /* __INCLUDE_DDK_IOTYPES_H */
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: rtl.h,v 1.46 2000/12/29 13:47:30 ekohl Exp $
|
||||
/* $Id: rtl.h,v 1.47 2001/02/10 22:51:07 dwelch Exp $
|
||||
*
|
||||
*/
|
||||
|
||||
|
|
@ -875,13 +875,8 @@ RtlExtendedMagicDivide (
|
|||
CCHAR ShiftCount
|
||||
);
|
||||
|
||||
VOID
|
||||
STDCALL
|
||||
RtlFillMemory (
|
||||
PVOID Destination,
|
||||
ULONG Length,
|
||||
UCHAR Fill
|
||||
);
|
||||
VOID STDCALL
|
||||
RtlFillMemory (PVOID Destination, ULONG Length, UCHAR Fill);
|
||||
|
||||
VOID
|
||||
STDCALL
|
||||
|
|
@ -1299,13 +1294,8 @@ RtlLookupAtomInAtomTable (
|
|||
OUT PRTL_ATOM Atom
|
||||
);
|
||||
|
||||
VOID
|
||||
STDCALL
|
||||
RtlMoveMemory (
|
||||
PVOID Destination,
|
||||
CONST VOID * Source,
|
||||
ULONG Length
|
||||
);
|
||||
VOID STDCALL
|
||||
RtlMoveMemory (PVOID Destination, CONST VOID* Source, ULONG Length);
|
||||
|
||||
NTSTATUS
|
||||
STDCALL
|
||||
|
|
@ -1787,12 +1777,8 @@ RtlWriteRegistryValue (
|
|||
ULONG ValueLength
|
||||
);
|
||||
|
||||
VOID
|
||||
STDCALL
|
||||
RtlZeroMemory (
|
||||
PVOID Destination,
|
||||
ULONG Length
|
||||
);
|
||||
VOID STDCALL
|
||||
RtlZeroMemory (PVOID Destination, ULONG Length);
|
||||
|
||||
ULONG
|
||||
STDCALL
|
||||
|
|
|
|||
|
|
@ -1257,4 +1257,34 @@ struct _LPC_PORT_BASIC_INFORMATION
|
|||
|
||||
} LPC_PORT_BASIC_INFORMATION, * PLPC_PORT_BASIC_INFORMATION;
|
||||
|
||||
typedef struct _SECTION_BASIC_INFORMATION
|
||||
{
|
||||
PVOID BaseAddress;
|
||||
ULONG Attributes;
|
||||
LARGE_INTEGER Size;
|
||||
} SECTION_BASIC_INFORMATION, *PSECTION_BASIC_INFORMATION;
|
||||
|
||||
typedef struct _SECTION_IMAGE_INFORMATION
|
||||
{
|
||||
PVOID EntryPoint;
|
||||
ULONG Unknown1;
|
||||
ULONG StackReserve;
|
||||
ULONG StackCommit;
|
||||
ULONG Subsystem;
|
||||
USHORT MinorSubsystemVersion;
|
||||
USHORT MajorSubsystemVersion;
|
||||
ULONG Unknown2;
|
||||
ULONG Characteristics;
|
||||
USHORT ImageNumber;
|
||||
BOOLEAN Executable;
|
||||
UCHAR Unknown3;
|
||||
ULONG Unknown4[3];
|
||||
} SECTION_IMAGE_INFORMATION, *PSECTION_IMAGE_INFORMATION;
|
||||
|
||||
typedef enum _SECTION_INFORMATION_CLASS
|
||||
{
|
||||
SectionBasicInformation,
|
||||
SectionImageInformation,
|
||||
} SECTION_INFORMATION_CLASS;
|
||||
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: rtl.h,v 1.21 2000/12/29 13:47:43 ekohl Exp $
|
||||
/* $Id: rtl.h,v 1.22 2001/02/10 22:51:07 dwelch Exp $
|
||||
*
|
||||
*/
|
||||
|
||||
|
|
@ -6,6 +6,7 @@
|
|||
#define __INCLUDE_NTDLL_RTL_H
|
||||
|
||||
#include <napi/teb.h>
|
||||
#include <ddk/ntddk.h>
|
||||
|
||||
typedef struct _CRITICAL_SECTION_DEBUG {
|
||||
WORD Type;
|
||||
|
|
@ -27,27 +28,6 @@ typedef struct _CRITICAL_SECTION {
|
|||
DWORD Reserved;
|
||||
} CRITICAL_SECTION, *PCRITICAL_SECTION, *LPCRITICAL_SECTION;
|
||||
|
||||
|
||||
typedef struct _SECTION_IMAGE_INFORMATION
|
||||
{
|
||||
PVOID ProcessEntryPoint;
|
||||
ULONG StackZero;
|
||||
ULONG StackReserve;
|
||||
ULONG StackCommit;
|
||||
ULONG SubsystemType;
|
||||
USHORT MinorImageVersion;
|
||||
USHORT MajorImageVersion;
|
||||
ULONG u4;
|
||||
ULONG Characteristics;
|
||||
USHORT Machine;
|
||||
BOOLEAN Executable;
|
||||
USHORT u6;
|
||||
ULONG u7;
|
||||
ULONG u8;
|
||||
ULONG u9;
|
||||
}SECTION_IMAGE_INFORMATION, *PSECTION_IMAGE_INFORMATION;
|
||||
|
||||
|
||||
typedef struct _RTL_PROCESS_INFO
|
||||
{
|
||||
ULONG Size;
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: rtl.c,v 1.3 2000/07/01 17:07:00 ea Exp $
|
||||
/* $Id: rtl.c,v 1.4 2001/02/10 22:51:07 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -11,90 +11,80 @@
|
|||
|
||||
#include <windows.h>
|
||||
|
||||
typedef DWORD ( *RtlFillMemoryType) (DWORD Unknown0, DWORD Unknown1, DWORD Unknown2 );
|
||||
typedef DWORD
|
||||
(*RtlFillMemoryType) (PVOID Destination, ULONG Length, UCHAR Fill);
|
||||
|
||||
#undef FillMemory
|
||||
DWORD
|
||||
STDCALL
|
||||
RtlFillMemory (
|
||||
DWORD Unknown0,
|
||||
DWORD Unknown1,
|
||||
DWORD Unknown2
|
||||
)
|
||||
VOID STDCALL
|
||||
RtlFillMemory (PVOID Destination, ULONG Length, UCHAR Fill)
|
||||
{
|
||||
HINSTANCE hModule;
|
||||
RtlFillMemoryType FillMemory;
|
||||
|
||||
hModule = LoadLibraryA("ntdll.dll");
|
||||
if (hModule == NULL)
|
||||
return -1;
|
||||
return;
|
||||
FillMemory = (RtlFillMemoryType)GetProcAddress(hModule, "RtlFillMemory");
|
||||
if ( FillMemory == NULL )
|
||||
return -1;
|
||||
return FillMemory(Unknown0, Unknown1, Unknown2);
|
||||
|
||||
|
||||
return;
|
||||
FillMemory(Destination, Length, Fill);
|
||||
}
|
||||
|
||||
typedef DWORD ( *RtlMoveMemoryType) (DWORD Unknown0, DWORD Unknown1, DWORD Unknown2 );
|
||||
typedef DWORD
|
||||
(*RtlMoveMemoryType) (PVOID Destination, CONST VOID* Source, ULONG Length);
|
||||
#undef MoveMemory
|
||||
DWORD
|
||||
STDCALL
|
||||
RtlMoveMemory (
|
||||
DWORD Unknown0,
|
||||
DWORD Unknown1,
|
||||
DWORD Unknown2
|
||||
)
|
||||
VOID STDCALL
|
||||
RtlMoveMemory (PVOID Destination, CONST VOID* Source, ULONG Length)
|
||||
{
|
||||
HINSTANCE hModule;
|
||||
RtlMoveMemoryType MoveMemory;
|
||||
|
||||
hModule = LoadLibraryA("ntdll.dll");
|
||||
if (hModule == NULL)
|
||||
return -1;
|
||||
return;
|
||||
MoveMemory = (RtlMoveMemoryType)GetProcAddress(hModule, "RtlMoveMemory");
|
||||
if (MoveMemory == NULL)
|
||||
return -1;
|
||||
return MoveMemory(Unknown0, Unknown1, Unknown2);
|
||||
return;
|
||||
MoveMemory(Destination, Source, Length);
|
||||
}
|
||||
|
||||
typedef DWORD ( *RtlZeroMemoryType) (DWORD Unknown0, DWORD Unknown1 );
|
||||
typedef DWORD ( *RtlZeroMemoryType) (PVOID Destination, ULONG Length);
|
||||
#undef ZeroMemory
|
||||
DWORD
|
||||
STDCALL
|
||||
RtlZeroMemory (
|
||||
DWORD Unknown0,
|
||||
DWORD Unknown1
|
||||
)
|
||||
VOID STDCALL
|
||||
RtlZeroMemory (PVOID Destination, ULONG Length)
|
||||
{
|
||||
HINSTANCE hModule;
|
||||
RtlZeroMemoryType ZeroMemory;
|
||||
|
||||
hModule = LoadLibraryA("ntdll.dll");
|
||||
if (hModule == NULL)
|
||||
return -1;
|
||||
return;
|
||||
ZeroMemory = (RtlZeroMemoryType)GetProcAddress(hModule, "RtlZeroMemory");
|
||||
if (ZeroMemory == NULL)
|
||||
return -1;
|
||||
return ZeroMemory(Unknown0, Unknown1);
|
||||
return;
|
||||
ZeroMemory(Destination, Length);
|
||||
}
|
||||
|
||||
typedef DWORD ( *RtlUnwindType) (DWORD Unknown0, DWORD Unknown1, DWORD Unknown2, DWORD Unknown3 );
|
||||
#undef Unwind
|
||||
DWORD
|
||||
VOID
|
||||
STDCALL
|
||||
RtlUnwind (
|
||||
DWORD Unknown0,
|
||||
DWORD Unknown1,
|
||||
DWORD Unknown2,
|
||||
DWORD Unknown3
|
||||
ULONG Unknown0,
|
||||
ULONG Unknown1,
|
||||
ULONG Unknown2,
|
||||
ULONG Unknown3
|
||||
)
|
||||
{
|
||||
HINSTANCE hModule;
|
||||
RtlUnwindType Unwind;
|
||||
hModule = LoadLibraryA("ntdll.dll");
|
||||
if ( hModule == NULL )
|
||||
return -1;
|
||||
return;
|
||||
Unwind = (RtlUnwindType)GetProcAddress(hModule, "RtlUnwind");
|
||||
if ( Unwind == NULL )
|
||||
return -1;
|
||||
return Unwind(Unknown0, Unknown1, Unknown2, Unknown3);
|
||||
return;
|
||||
Unwind(Unknown0, Unknown1, Unknown2, Unknown3);
|
||||
}
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: create.c,v 1.34 2001/02/10 22:30:21 ekohl Exp $
|
||||
/* $Id: create.c,v 1.35 2001/02/10 22:51:08 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS system libraries
|
||||
|
|
@ -383,6 +383,8 @@ WINBOOL STDCALL CreateProcessW(LPCWSTR lpApplicationName,
|
|||
NTSTATUS Status;
|
||||
LPTHREAD_START_ROUTINE lpStartAddress = NULL;
|
||||
WCHAR TempCommandLine[256];
|
||||
WCHAR ImagePathName[256];
|
||||
UNICODE_STRING ImagePathName_U;
|
||||
PROCESS_BASIC_INFORMATION ProcessBasicInfo;
|
||||
ULONG retlen;
|
||||
PRTL_USER_PROCESS_PARAMETERS Ppb;
|
||||
|
|
@ -433,6 +435,8 @@ WINBOOL STDCALL CreateProcessW(LPCWSTR lpApplicationName,
|
|||
256 * sizeof(WCHAR),
|
||||
TempCommandLine,
|
||||
NULL);
|
||||
wcscpy(ImagePathName, TempCommandLine);
|
||||
RtlInitUnicodeString(&ImagePathName_U, ImagePathName);
|
||||
|
||||
if (lpCommandLine != NULL)
|
||||
{
|
||||
|
|
@ -453,7 +457,7 @@ WINBOOL STDCALL CreateProcessW(LPCWSTR lpApplicationName,
|
|||
DPRINT("CommandLine_U %S\n", CommandLine_U.Buffer);
|
||||
|
||||
RtlCreateProcessParameters(&Ppb,
|
||||
&CommandLine_U,
|
||||
&ImagePathName_U,
|
||||
NULL,
|
||||
(lpCurrentDirectory == NULL) ? NULL : &CurrentDirectoryW,
|
||||
&CommandLine_U,
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: utils.c,v 1.40 2001/02/10 22:23:30 ekohl Exp $
|
||||
/* $Id: utils.c,v 1.41 2001/02/10 22:51:08 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -235,24 +235,20 @@ LdrLoadDll (IN PWSTR SearchPath OPTIONAL,
|
|||
|
||||
DPRINT("FullNtFileName %wZ\n", &FullNtFileName);
|
||||
|
||||
InitializeObjectAttributes(
|
||||
& FileObjectAttributes,
|
||||
InitializeObjectAttributes(&FileObjectAttributes,
|
||||
&FullNtFileName,
|
||||
0,
|
||||
NULL,
|
||||
NULL
|
||||
);
|
||||
NULL);
|
||||
|
||||
DPRINT("Opening dll \"%wZ\"\n", &FullNtFileName);
|
||||
|
||||
Status = ZwOpenFile(
|
||||
& FileHandle,
|
||||
Status = ZwOpenFile(&FileHandle,
|
||||
FILE_ALL_ACCESS,
|
||||
&FileObjectAttributes,
|
||||
NULL,
|
||||
0,
|
||||
0
|
||||
);
|
||||
0);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
DbgPrint("Dll open of %wZ failed: Status = 0x%08x\n",
|
||||
|
|
@ -262,17 +258,15 @@ LdrLoadDll (IN PWSTR SearchPath OPTIONAL,
|
|||
}
|
||||
RtlFreeUnicodeString (&FullNtFileName);
|
||||
|
||||
Status = ZwReadFile(
|
||||
FileHandle,
|
||||
Status = ZwReadFile(FileHandle,
|
||||
0,
|
||||
0,
|
||||
0,
|
||||
0,
|
||||
BlockBuffer,
|
||||
sizeof BlockBuffer,
|
||||
sizeof(BlockBuffer),
|
||||
0,
|
||||
0
|
||||
);
|
||||
0);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
DPRINT("Dll header read failed: Status = 0x%08x\n", Status);
|
||||
|
|
@ -306,15 +300,13 @@ LdrLoadDll (IN PWSTR SearchPath OPTIONAL,
|
|||
/*
|
||||
* Create a section for dll.
|
||||
*/
|
||||
Status = ZwCreateSection(
|
||||
& SectionHandle,
|
||||
Status = ZwCreateSection(&SectionHandle,
|
||||
SECTION_ALL_ACCESS,
|
||||
NULL,
|
||||
NULL,
|
||||
PAGE_READWRITE,
|
||||
MEM_COMMIT,
|
||||
FileHandle
|
||||
);
|
||||
SEC_COMMIT | SEC_IMAGE,
|
||||
FileHandle);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
DPRINT("NTDLL create section failed: Status = 0x%08x\n", Status);
|
||||
|
|
@ -325,22 +317,18 @@ LdrLoadDll (IN PWSTR SearchPath OPTIONAL,
|
|||
/*
|
||||
* Map the dll into the process.
|
||||
*/
|
||||
InitialViewSize =
|
||||
DosHeader->e_lfanew
|
||||
+ sizeof (IMAGE_NT_HEADERS)
|
||||
+ sizeof (IMAGE_SECTION_HEADER) * NTHeaders->FileHeader.NumberOfSections;
|
||||
Status = ZwMapViewOfSection(
|
||||
SectionHandle,
|
||||
InitialViewSize = 0;
|
||||
ImageBase = 0;
|
||||
Status = ZwMapViewOfSection(SectionHandle,
|
||||
NtCurrentProcess(),
|
||||
(PVOID*)&ImageBase,
|
||||
&ImageBase,
|
||||
0,
|
||||
InitialViewSize,
|
||||
NULL,
|
||||
&InitialViewSize,
|
||||
0,
|
||||
MEM_COMMIT,
|
||||
PAGE_READWRITE
|
||||
);
|
||||
PAGE_READWRITE);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
DbgPrint("NTDLL.LDR: map view of section failed (Status %x)\n",
|
||||
|
|
@ -355,18 +343,13 @@ LdrLoadDll (IN PWSTR SearchPath OPTIONAL,
|
|||
IMAGE_FILE_DLL)
|
||||
{
|
||||
Entrypoint =
|
||||
(PDLLMAIN_FUNC) LdrPEStartup(
|
||||
ImageBase,
|
||||
SectionHandle
|
||||
);
|
||||
(PDLLMAIN_FUNC) LdrPEStartup(ImageBase, SectionHandle);
|
||||
}
|
||||
|
||||
/* build module entry */
|
||||
Module = RtlAllocateHeap(
|
||||
RtlGetProcessHeap(),
|
||||
Module = RtlAllocateHeap(RtlGetProcessHeap(),
|
||||
0,
|
||||
sizeof (LDR_MODULE)
|
||||
);
|
||||
sizeof (LDR_MODULE));
|
||||
Module->BaseAddress = (PVOID)ImageBase;
|
||||
Module->EntryPoint = NTHeaders->OptionalHeader.AddressOfEntryPoint;
|
||||
if (Module->EntryPoint != 0)
|
||||
|
|
@ -412,11 +395,9 @@ LdrLoadDll (IN PWSTR SearchPath OPTIONAL,
|
|||
Entrypoint = (PDLLMAIN_FUNC)Module->EntryPoint;
|
||||
|
||||
DPRINT("Calling entry point at 0x%08x\n", Entrypoint);
|
||||
if (FALSE == Entrypoint(
|
||||
Module->BaseAddress,
|
||||
if (FALSE == Entrypoint(Module->BaseAddress,
|
||||
DLL_PROCESS_ATTACH,
|
||||
NULL
|
||||
))
|
||||
NULL))
|
||||
{
|
||||
DPRINT("NTDLL.LDR: DLL \"%wZ\" failed to initialize\n",
|
||||
&Module->BaseDllName);
|
||||
|
|
@ -493,84 +474,6 @@ static NTSTATUS LdrFindDll(PLDR_MODULE *Dll, PUNICODE_STRING Name)
|
|||
return STATUS_UNSUCCESSFUL;
|
||||
}
|
||||
|
||||
|
||||
/**********************************************************************
|
||||
* NAME
|
||||
* LdrMapSections
|
||||
*
|
||||
* DESCRIPTION
|
||||
*
|
||||
* ARGUMENTS
|
||||
*
|
||||
* RETURN VALUE
|
||||
*
|
||||
* REVISIONS
|
||||
*
|
||||
* NOTE
|
||||
*
|
||||
*/
|
||||
NTSTATUS LdrMapSections(HANDLE ProcessHandle,
|
||||
PVOID ImageBase,
|
||||
HANDLE SectionHandle,
|
||||
PIMAGE_NT_HEADERS NTHeaders)
|
||||
{
|
||||
ULONG i;
|
||||
NTSTATUS Status;
|
||||
|
||||
for (i = 0; (i < NTHeaders->FileHeader.NumberOfSections); i++)
|
||||
{
|
||||
PIMAGE_SECTION_HEADER Sections;
|
||||
LARGE_INTEGER Offset;
|
||||
ULONG Base;
|
||||
ULONG Size;
|
||||
|
||||
Sections = (PIMAGE_SECTION_HEADER) SECHDROFFSET(ImageBase);
|
||||
Base = (ULONG) (Sections[i].VirtualAddress + ImageBase);
|
||||
Offset.u.LowPart = Sections[i].PointerToRawData;
|
||||
Offset.u.HighPart = 0;
|
||||
|
||||
Size = max(Sections[i].Misc.VirtualSize, Sections[i].SizeOfRawData);
|
||||
|
||||
DPRINT("Mapping section %d offset %x base %x size %x\n",
|
||||
i, Offset.u.LowPart, Base, Sections[i].Misc.VirtualSize);
|
||||
DPRINT("Size %x\n", Sections[i].SizeOfRawData);
|
||||
if( Offset.u.LowPart )
|
||||
{ // only map section if it is initialized
|
||||
Status = ZwMapViewOfSection(SectionHandle,
|
||||
ProcessHandle,
|
||||
(PVOID*)&Base,
|
||||
0,
|
||||
Size,
|
||||
&Offset,
|
||||
(PULONG)&Size,
|
||||
0,
|
||||
MEM_COMMIT,
|
||||
PAGE_READWRITE);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
DPRINT1("Failed to map section");
|
||||
return(Status);
|
||||
}
|
||||
}
|
||||
else {
|
||||
// allocate pure memory for uninitialized section
|
||||
Status = NtAllocateVirtualMemory( NtCurrentProcess(),
|
||||
(PVOID *)&Base,
|
||||
0,
|
||||
&Size,
|
||||
MEM_COMMIT,
|
||||
PAGE_READWRITE );
|
||||
if( !NT_SUCCESS( Status ) )
|
||||
{
|
||||
DPRINT1( "Failed to allocate memory for uninitialized section\n" );
|
||||
return Status;
|
||||
}
|
||||
}
|
||||
}
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
|
||||
/**********************************************************************
|
||||
* NAME LOCAL
|
||||
* LdrFixupForward
|
||||
|
|
@ -1097,17 +1000,6 @@ PEPFUNC LdrPEStartup (PVOID ImageBase,
|
|||
DosHeader = (PIMAGE_DOS_HEADER) ImageBase;
|
||||
NTHeaders = (PIMAGE_NT_HEADERS) (ImageBase + DosHeader->e_lfanew);
|
||||
|
||||
/*
|
||||
* Initialize image sections.
|
||||
*/
|
||||
if (SectionHandle != NULL)
|
||||
{
|
||||
LdrMapSections(NtCurrentProcess(),
|
||||
ImageBase,
|
||||
SectionHandle,
|
||||
NTHeaders);
|
||||
}
|
||||
|
||||
/*
|
||||
* If the base address is different from the
|
||||
* one the DLL is actually loaded, perform any
|
||||
|
|
|
|||
|
|
@ -17,7 +17,7 @@
|
|||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
||||
*/
|
||||
/* $Id: view.c,v 1.13 2001/01/01 04:42:11 dwelch Exp $
|
||||
/* $Id: view.c,v 1.14 2001/02/10 22:51:08 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -186,6 +186,18 @@ CcRequestCacheSegment(PBCB Bcb,
|
|||
return(STATUS_SUCCESS);
|
||||
}
|
||||
|
||||
static
|
||||
VOID CcFreeCachePage(PVOID Context, PVOID Address)
|
||||
{
|
||||
ULONG PhysAddr;
|
||||
|
||||
PhysAddr = MmGetPhysicalAddressForProcess(NULL, Address);
|
||||
if (PhysAddr != 0)
|
||||
{
|
||||
MmDereferencePage((PVOID)PhysAddr);
|
||||
}
|
||||
}
|
||||
|
||||
NTSTATUS STDCALL
|
||||
CcFreeCacheSegment(PBCB Bcb,
|
||||
PCACHE_SEGMENT CacheSeg)
|
||||
|
|
@ -196,7 +208,8 @@ CcFreeCacheSegment(PBCB Bcb,
|
|||
MmFreeMemoryArea(NULL,
|
||||
CacheSeg->BaseAddress,
|
||||
Bcb->CacheSegmentSize,
|
||||
TRUE);
|
||||
CcFreeCachePage,
|
||||
NULL);
|
||||
ExFreePool(CacheSeg);
|
||||
return(STATUS_SUCCESS);
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: registry.c,v 1.53 2001/01/28 21:37:37 ekohl Exp $
|
||||
/* $Id: registry.c,v 1.54 2001/02/10 22:51:08 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -14,6 +14,7 @@
|
|||
#include <ddk/ntddk.h>
|
||||
#include <internal/ob.h>
|
||||
#include <limits.h>
|
||||
#include <string.h>
|
||||
|
||||
#define NDEBUG
|
||||
#include <internal/debug.h>
|
||||
|
|
|
|||
|
|
@ -7,6 +7,7 @@
|
|||
|
||||
struct _EPROCESS;
|
||||
|
||||
#if 0
|
||||
/*
|
||||
* Page access attributes (or these together)
|
||||
*/
|
||||
|
|
@ -21,6 +22,7 @@ struct _EPROCESS;
|
|||
*/
|
||||
#define PA_USER (1<<2)
|
||||
#define PA_SYSTEM (0)
|
||||
#endif
|
||||
|
||||
#define PAGESIZE (4096)
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: kd.h,v 1.2 2000/12/28 03:38:07 dwelch Exp $
|
||||
/* $Id: kd.h,v 1.3 2001/02/10 22:51:08 dwelch Exp $
|
||||
*
|
||||
* kernel debugger prototypes
|
||||
*/
|
||||
|
|
@ -9,4 +9,11 @@
|
|||
ULONG
|
||||
KdpPrintString (PANSI_STRING String);
|
||||
|
||||
VOID
|
||||
DebugLogWrite(PCH String);
|
||||
VOID
|
||||
DebugLogInit(VOID);
|
||||
VOID
|
||||
DebugLogInit2(VOID);
|
||||
|
||||
#endif /* __INCLUDE_INTERNAL_KERNEL_DEBUGGER_H */
|
||||
|
|
|
|||
|
|
@ -71,14 +71,25 @@ typedef struct
|
|||
PSECTION_PAGE_TABLE PageTables[NR_SECTION_PAGE_TABLES];
|
||||
} SECTION_PAGE_DIRECTORY, *PSECTION_PAGE_DIRECTORY;
|
||||
|
||||
typedef struct
|
||||
#define MM_PAGEFILE_SECTION (0x1)
|
||||
#define MM_IMAGE_SECTION (0x2)
|
||||
|
||||
#define MM_SECTION_SEGMENT_BSS (0x1)
|
||||
|
||||
typedef struct _MM_SECTION_SEGMENT
|
||||
{
|
||||
ULONG FileOffset;
|
||||
ULONG Protection;
|
||||
ULONG Attributes;
|
||||
SECTION_PAGE_DIRECTORY PageDirectory;
|
||||
ULONG Length;
|
||||
ULONG RawLength;
|
||||
KMUTEX Lock;
|
||||
} MM_SECTION_SEGMENT;
|
||||
ULONG ReferenceCount;
|
||||
SECTION_PAGE_DIRECTORY PageDirectory;
|
||||
ULONG Flags;
|
||||
PVOID VirtualAddress;
|
||||
ULONG Characteristics;
|
||||
} MM_SECTION_SEGMENT, *PMM_SECTION_SEGMENT;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
|
|
@ -91,8 +102,19 @@ typedef struct
|
|||
LIST_ENTRY ViewListHead;
|
||||
KSPIN_LOCK ViewListLock;
|
||||
KMUTEX Lock;
|
||||
SECTION_PAGE_DIRECTORY PageDirectory;
|
||||
ULONG Flags;
|
||||
ULONG NrSegments;
|
||||
PMM_SECTION_SEGMENT Segments;
|
||||
PVOID ImageBase;
|
||||
PVOID EntryPoint;
|
||||
ULONG StackReserve;
|
||||
ULONG StackCommit;
|
||||
ULONG Subsystem;
|
||||
ULONG MinorSubsystemVersion;
|
||||
ULONG MajorSubsystemVersion;
|
||||
ULONG ImageCharacteristics;
|
||||
USHORT Machine;
|
||||
BOOLEAN Executable;
|
||||
} SECTION_OBJECT, *PSECTION_OBJECT;
|
||||
|
||||
typedef struct
|
||||
|
|
@ -111,6 +133,7 @@ typedef struct
|
|||
SECTION_OBJECT* Section;
|
||||
ULONG ViewOffset;
|
||||
LIST_ENTRY ViewListEntry;
|
||||
PMM_SECTION_SEGMENT Segment;
|
||||
} SectionData;
|
||||
struct
|
||||
{
|
||||
|
|
@ -135,7 +158,6 @@ typedef struct _MADDRESS_SPACE
|
|||
ULONG PageTableRefCountTableSize;
|
||||
} MADDRESS_SPACE, *PMADDRESS_SPACE;
|
||||
|
||||
|
||||
/* FUNCTIONS */
|
||||
|
||||
VOID MmLockAddressSpace(PMADDRESS_SPACE AddressSpace);
|
||||
|
|
@ -161,7 +183,8 @@ VOID ExInitNonPagedPool(ULONG BaseAddress);
|
|||
NTSTATUS MmFreeMemoryArea(PMADDRESS_SPACE AddressSpace,
|
||||
PVOID BaseAddress,
|
||||
ULONG Length,
|
||||
BOOLEAN FreePages);
|
||||
VOID (*FreePage)(PVOID Context, PVOID Address),
|
||||
PVOID FreePageContext);
|
||||
VOID MmDumpMemoryAreas(PLIST_ENTRY ListHead);
|
||||
NTSTATUS MmLockMemoryArea(MEMORY_AREA* MemoryArea);
|
||||
NTSTATUS MmUnlockMemoryArea(MEMORY_AREA* MemoryArea);
|
||||
|
|
@ -199,8 +222,8 @@ PVOID MmGetMdlPageAddress(PMDL Mdl, PVOID Offset);
|
|||
VOID MiShutdownMemoryManager(VOID);
|
||||
ULONG MmGetPhysicalAddressForProcess(struct _EPROCESS* Process,
|
||||
PVOID Address);
|
||||
NTSTATUS STDCALL MmUnmapViewOfSection(struct _EPROCESS* Process,
|
||||
PMEMORY_AREA MemoryArea);
|
||||
NTSTATUS STDCALL
|
||||
MmUnmapViewOfSection(struct _EPROCESS* Process, PVOID BaseAddress);
|
||||
NTSTATUS MmSafeCopyFromUser(PVOID Dest, PVOID Src, ULONG NumberOfBytes);
|
||||
NTSTATUS MmSafeCopyToUser(PVOID Dest, PVOID Src, ULONG NumberOfBytes);
|
||||
VOID MmInitPagingFile(VOID);
|
||||
|
|
@ -263,12 +286,11 @@ ULONG MmTrimWorkingSet(struct _EPROCESS* Process,
|
|||
ULONG ReduceHint);
|
||||
VOID MmRemovePageFromWorkingSet(struct _EPROCESS* Process,
|
||||
PVOID Address);
|
||||
VOID
|
||||
MmAddPageToWorkingSet(struct _EPROCESS* Process, PVOID Address);
|
||||
VOID MmAddPageToWorkingSet(struct _EPROCESS* Process,
|
||||
PVOID Address);
|
||||
|
||||
VOID MmInitPagingFile(VOID);
|
||||
BOOLEAN
|
||||
MmReserveSwapPages(ULONG Nr);
|
||||
BOOLEAN MmReserveSwapPages(ULONG Nr);
|
||||
VOID MmDereserveSwapPages(ULONG Nr);
|
||||
SWAPENTRY MmAllocSwapPage(VOID);
|
||||
VOID MmFreeSwapPage(SWAPENTRY Entry);
|
||||
|
|
@ -331,4 +353,17 @@ MmGetContinuousPages(ULONG NumberOfBytes,
|
|||
|
||||
#define MM_PHYSICAL_PAGE_MPW_PENDING (0x8)
|
||||
|
||||
NTSTATUS
|
||||
MmAccessFaultSectionView(PMADDRESS_SPACE AddressSpace,
|
||||
MEMORY_AREA* MemoryArea,
|
||||
PVOID Address);
|
||||
ULONG
|
||||
MmGetPageProtect(struct _EPROCESS* Process, PVOID Address);
|
||||
PVOID
|
||||
ExAllocatePageWithPhysPage(ULONG PhysPage);
|
||||
ULONG
|
||||
MmGetReferenceCountPage(PVOID PhysicalAddress);
|
||||
BOOLEAN
|
||||
MmIsUsablePage(PVOID PhysicalAddress);
|
||||
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -206,6 +206,7 @@ VOID IoSecondStageCompletion(PIRP Irp, CCHAR PriorityBoost)
|
|||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
if (Irp->Overlay.AsynchronousParameters.UserApcRoutine != NULL)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: create.c,v 1.35 2001/01/08 02:14:05 dwelch Exp $
|
||||
/* $Id: create.c,v 1.36 2001/02/10 22:51:09 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -109,8 +109,7 @@ IopCreateFile (PVOID ObjectBody,
|
|||
else
|
||||
{
|
||||
if ((DeviceObject->DeviceType != FILE_DEVICE_FILE_SYSTEM)
|
||||
&& (DeviceObject->DeviceType != FILE_DEVICE_DISK)
|
||||
)
|
||||
&& (DeviceObject->DeviceType != FILE_DEVICE_DISK))
|
||||
{
|
||||
DPRINT ("Device was wrong type\n");
|
||||
return (STATUS_UNSUCCESSFUL);
|
||||
|
|
@ -322,6 +321,7 @@ IoCreateFile (
|
|||
//FileObject->Flags |= FileObject->Flags | FO_SYNCHRONOUS_IO;
|
||||
FileObject->Flags |= FO_SYNCHRONOUS_IO;
|
||||
}
|
||||
KeInitializeEvent (&FileObject->Lock, NotificationEvent, TRUE);
|
||||
KeInitializeEvent (&Event, NotificationEvent, FALSE);
|
||||
|
||||
DPRINT("FileObject %x\n", FileObject);
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: xhaldisp.c,v 1.2 2000/08/21 00:14:04 ekohl Exp $
|
||||
/* $Id: xhaldisp.c,v 1.3 2001/02/10 22:51:09 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -46,3 +46,4 @@ HAL_PRIVATE_DISPATCH EXPORTED HalPrivateDispatchTable =
|
|||
};
|
||||
|
||||
/* EOF */
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: kdebug.c,v 1.17 2001/01/06 21:40:13 rex Exp $
|
||||
/* $Id: kdebug.c,v 1.18 2001/02/10 22:51:09 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -27,6 +27,7 @@
|
|||
#define ScreenDebug (0x1)
|
||||
#define SerialDebug (0x2)
|
||||
#define BochsDebug (0x4)
|
||||
#define FileLogDebug (0x8)
|
||||
|
||||
/* VARIABLES ***************************************************************/
|
||||
|
||||
|
|
@ -43,7 +44,6 @@ static BOOLEAN KdpBreakPending = FALSE;
|
|||
static BOOLEAN KdpBreakRecieved = FALSE;
|
||||
static ULONG KdpDebugType = ScreenDebug | BochsDebug;
|
||||
|
||||
|
||||
/* PRIVATE FUNCTIONS ********************************************************/
|
||||
|
||||
static void
|
||||
|
|
@ -117,6 +117,11 @@ KdInitSystem (
|
|||
p1 = p2;
|
||||
}
|
||||
|
||||
#ifdef DBGPRINT_FILE_LOG
|
||||
KdpDebugType |= FileLogDebug;
|
||||
DebugLogInit();
|
||||
#endif /* DBGPRINT_FILE_LOG */
|
||||
|
||||
/* check for 'BAUDRATE' */
|
||||
p1 = (PCHAR)LoaderBlock->CommandLine;
|
||||
while (p1 && (p2 = strchr (p1, '/')))
|
||||
|
|
@ -215,6 +220,10 @@ KdInitSystem (
|
|||
PrintString ("\n Serial debugging enabled: COM%ld %ld Baud\n\n",
|
||||
PortInfo.ComPort, PortInfo.BaudRate);
|
||||
}
|
||||
if (KdpDebugType & FileLogDebug)
|
||||
{
|
||||
PrintString("\n File log debugging enabled\n\n");
|
||||
}
|
||||
}
|
||||
else
|
||||
PrintString ("\n Debugging disabled\n\n");
|
||||
|
|
@ -262,7 +271,12 @@ ULONG KdpPrintString (PANSI_STRING String)
|
|||
pch++;
|
||||
}
|
||||
}
|
||||
|
||||
#ifdef DEBUGPRINT_LOG_WRITE
|
||||
if (KdpDebugType & FileLogDebug)
|
||||
{
|
||||
DebugLogWrite(String->Buffer);
|
||||
}
|
||||
#endif /* DEBUGPRINT_LOG_WRITE */
|
||||
return (ULONG)String->Length;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -130,7 +130,8 @@ exception_handler(struct trap_frame* tf)
|
|||
if (PsGetCurrentThread() != NULL &&
|
||||
tf->esp < (ULONG)PsGetCurrentThread()->Tcb.StackLimit)
|
||||
{
|
||||
DbgPrint("Stack underflow\n");
|
||||
DbgPrint("Stack underflow (tf->esp %x Limit %x)\n",
|
||||
tf->esp, (ULONG)PsGetCurrentThread()->Tcb.StackLimit);
|
||||
tf->type = 12;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -30,6 +30,7 @@
|
|||
#include <internal/trap.h>
|
||||
#include <internal/mm.h>
|
||||
#include <internal/i386/segment.h>
|
||||
#include <string.h>
|
||||
|
||||
//#define NDEBUG
|
||||
#include <internal/debug.h>
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: main.c,v 1.77 2001/02/06 00:11:18 dwelch Exp $
|
||||
/* $Id: main.c,v 1.78 2001/02/10 22:51:09 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -26,6 +26,7 @@
|
|||
#include <internal/i386/segment.h>
|
||||
#include <napi/shared_data.h>
|
||||
#include <internal/v86m.h>
|
||||
#include <internal/kd.h>
|
||||
|
||||
#define NDEBUG
|
||||
#include <internal/debug.h>
|
||||
|
|
@ -574,6 +575,12 @@ _main (ULONG MultiBootMagic, PLOADER_PARAMETER_BLOCK _LoaderBlock)
|
|||
}
|
||||
}
|
||||
|
||||
#ifdef DEBUGPRINT_FILE_LOG
|
||||
/* On the assumption that we can now access disks start up the debug
|
||||
logger thread */
|
||||
DebugLogInit2();
|
||||
#endif /* DEBUGPRINT_FILE_LOG */
|
||||
|
||||
/* Create the SystemRoot symbolic link */
|
||||
DbgPrint("CommandLine: %s\n", (PUCHAR)KeLoaderBlock.CommandLine);
|
||||
CreateSystemRootLink ((PUCHAR)KeLoaderBlock.CommandLine);
|
||||
|
|
|
|||
|
|
@ -91,7 +91,7 @@ NTSTATUS LdrLoadInitialProcess (VOID)
|
|||
NULL,
|
||||
NULL,
|
||||
PAGE_READWRITE,
|
||||
MEM_COMMIT,
|
||||
SEC_COMMIT | SEC_IMAGE,
|
||||
FileHandle);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: rtl.c,v 1.11 2000/10/22 16:36:51 ekohl Exp $
|
||||
/* $Id: rtl.c,v 1.12 2001/02/10 22:51:09 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -23,19 +23,14 @@
|
|||
/* FUNCTIONS ****************************************************************/
|
||||
|
||||
|
||||
PIMAGE_NT_HEADERS STDCALL RtlImageNtHeader (IN PVOID BaseAddress)
|
||||
PIMAGE_NT_HEADERS STDCALL
|
||||
RtlImageNtHeader (IN PVOID BaseAddress)
|
||||
{
|
||||
PIMAGE_DOS_HEADER DosHeader;
|
||||
PIMAGE_NT_HEADERS NTHeaders;
|
||||
|
||||
DPRINT("BaseAddress %x\n", BaseAddress);
|
||||
DosHeader = (PIMAGE_DOS_HEADER)BaseAddress;
|
||||
DPRINT("DosHeader %x\n", DosHeader);
|
||||
NTHeaders = (PIMAGE_NT_HEADERS)(BaseAddress + DosHeader->e_lfanew);
|
||||
DPRINT("NTHeaders %x\n", NTHeaders);
|
||||
DPRINT("DosHeader->e_magic %x DosHeader->e_lfanew %x\n",
|
||||
DosHeader->e_magic, DosHeader->e_lfanew);
|
||||
DPRINT("*NTHeaders %x\n", *(PULONG)NTHeaders);
|
||||
if ((DosHeader->e_magic != IMAGE_DOS_MAGIC)
|
||||
|| (DosHeader->e_lfanew == 0L)
|
||||
|| (*(PULONG) NTHeaders != IMAGE_PE_MAGIC))
|
||||
|
|
@ -47,12 +42,10 @@ PIMAGE_NT_HEADERS STDCALL RtlImageNtHeader (IN PVOID BaseAddress)
|
|||
|
||||
|
||||
PVOID STDCALL
|
||||
RtlImageDirectoryEntryToData (
|
||||
IN PVOID BaseAddress,
|
||||
RtlImageDirectoryEntryToData (IN PVOID BaseAddress,
|
||||
IN BOOLEAN ImageLoaded,
|
||||
IN ULONG Directory,
|
||||
OUT PULONG Size
|
||||
)
|
||||
OUT PULONG Size)
|
||||
{
|
||||
PIMAGE_NT_HEADERS NtHeader;
|
||||
PIMAGE_SECTION_HEADER SectionHeader;
|
||||
|
|
@ -149,6 +142,7 @@ RtlImageRvaToVa (
|
|||
Section->VirtualAddress);
|
||||
}
|
||||
|
||||
#define RVA(m, b) ((ULONG)b + m)
|
||||
|
||||
NTSTATUS STDCALL
|
||||
LdrGetProcedureAddress (IN PVOID BaseAddress,
|
||||
|
|
@ -164,24 +158,57 @@ LdrGetProcedureAddress (IN PVOID BaseAddress,
|
|||
|
||||
/* get the pointer to the export directory */
|
||||
ExportDir = (PIMAGE_EXPORT_DIRECTORY)
|
||||
RtlImageDirectoryEntryToData (BaseAddress, TRUE, IMAGE_DIRECTORY_ENTRY_EXPORT, &i);
|
||||
RtlImageDirectoryEntryToData (BaseAddress, TRUE,
|
||||
IMAGE_DIRECTORY_ENTRY_EXPORT, &i);
|
||||
|
||||
if (!ExportDir || !i || !ProcedureAddress)
|
||||
{
|
||||
return STATUS_INVALID_PARAMETER;
|
||||
return(STATUS_INVALID_PARAMETER);
|
||||
}
|
||||
|
||||
AddressPtr = (PULONG)((ULONG)BaseAddress + (ULONG)ExportDir->AddressOfFunctions);
|
||||
AddressPtr = (PULONG)RVA(BaseAddress, ExportDir->AddressOfFunctions);
|
||||
if (Name && Name->Length)
|
||||
{
|
||||
ULONG minn, maxn;
|
||||
|
||||
/* by name */
|
||||
OrdinalPtr = (PUSHORT)((ULONG)BaseAddress + (ULONG)ExportDir->AddressOfNameOrdinals);
|
||||
NamePtr = (PULONG)((ULONG)BaseAddress + (ULONG)ExportDir->AddressOfNames);
|
||||
OrdinalPtr =
|
||||
(PUSHORT)RVA(BaseAddress, ExportDir->AddressOfNameOrdinals);
|
||||
NamePtr = (PULONG)RVA(BaseAddress, ExportDir->AddressOfNames);
|
||||
|
||||
minn = 0; maxn = ExportDir->NumberOfNames;
|
||||
while (minn <= maxn)
|
||||
{
|
||||
ULONG mid;
|
||||
LONG res;
|
||||
|
||||
mid = (minn + maxn) / 2;
|
||||
res = _strnicmp(Name->Buffer, (PCH)RVA(BaseAddress, NamePtr[mid]),
|
||||
Name->Length);
|
||||
if (res == 0)
|
||||
{
|
||||
*ProcedureAddress =
|
||||
(PVOID)RVA(BaseAddress, AddressPtr[OrdinalPtr[mid]]);
|
||||
return(STATUS_SUCCESS);
|
||||
}
|
||||
else if (res > 0)
|
||||
{
|
||||
maxn = mid - 1;
|
||||
}
|
||||
else
|
||||
{
|
||||
minn = mid + 1;
|
||||
}
|
||||
}
|
||||
|
||||
for (i = 0; i < ExportDir->NumberOfNames; i++, NamePtr++, OrdinalPtr++)
|
||||
{
|
||||
if (!_strnicmp(Name->Buffer, (char*)(BaseAddress + *NamePtr), Name->Length))
|
||||
if (!_strnicmp(Name->Buffer,
|
||||
(char*)(BaseAddress + *NamePtr), Name->Length))
|
||||
{
|
||||
*ProcedureAddress = (PVOID)((ULONG)BaseAddress + (ULONG)AddressPtr[*OrdinalPtr]);
|
||||
*ProcedureAddress =
|
||||
(PVOID)((ULONG)BaseAddress +
|
||||
(ULONG)AddressPtr[*OrdinalPtr]);
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
}
|
||||
|
|
@ -193,10 +220,13 @@ LdrGetProcedureAddress (IN PVOID BaseAddress,
|
|||
Ordinal &= 0x0000FFFF;
|
||||
if (Ordinal - ExportDir->Base < ExportDir->NumberOfFunctions)
|
||||
{
|
||||
*ProcedureAddress = (PVOID)((ULONG)BaseAddress + (ULONG)AddressPtr[Ordinal - ExportDir->Base]);
|
||||
*ProcedureAddress =
|
||||
(PVOID)((ULONG)BaseAddress +
|
||||
(ULONG)AddressPtr[Ordinal - ExportDir->Base]);
|
||||
return STATUS_SUCCESS;
|
||||
}
|
||||
DbgPrint("LdrGetProcedureAddress: Can't resolve symbol @%d\n", Ordinal);
|
||||
DbgPrint("LdrGetProcedureAddress: Can't resolve symbol @%d\n",
|
||||
Ordinal);
|
||||
}
|
||||
|
||||
return STATUS_PROCEDURE_NOT_FOUND;
|
||||
|
|
|
|||
|
|
@ -76,10 +76,9 @@ NTSTATUS LdrpMapSystemDll(HANDLE ProcessHandle,
|
|||
UNICODE_STRING DllPathname;
|
||||
PIMAGE_DOS_HEADER DosHeader;
|
||||
PIMAGE_NT_HEADERS NTHeaders;
|
||||
ULONG InitialViewSize;
|
||||
ULONG i;
|
||||
PEPROCESS Process;
|
||||
ANSI_STRING ProcedureName;
|
||||
ULONG ViewSize;
|
||||
|
||||
/*
|
||||
* Locate and open NTDLL to determine ImageBase
|
||||
|
|
@ -146,7 +145,7 @@ NTSTATUS LdrpMapSystemDll(HANDLE ProcessHandle,
|
|||
NULL,
|
||||
NULL,
|
||||
PAGE_READWRITE,
|
||||
MEM_COMMIT,
|
||||
SEC_IMAGE | SEC_COMMIT,
|
||||
FileHandle);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
|
|
@ -159,17 +158,15 @@ NTSTATUS LdrpMapSystemDll(HANDLE ProcessHandle,
|
|||
/*
|
||||
* Map the NTDLL into the process
|
||||
*/
|
||||
InitialViewSize = DosHeader->e_lfanew +
|
||||
sizeof (IMAGE_NT_HEADERS) +
|
||||
(sizeof (IMAGE_SECTION_HEADER) * NTHeaders->FileHeader.NumberOfSections);
|
||||
DPRINT("Mapping view of section\n");
|
||||
ViewSize = 0;
|
||||
ImageBase = 0;
|
||||
Status = ZwMapViewOfSection(NTDllSectionHandle,
|
||||
ProcessHandle,
|
||||
(PVOID*)&ImageBase,
|
||||
0,
|
||||
InitialViewSize,
|
||||
ViewSize,
|
||||
NULL,
|
||||
&InitialViewSize,
|
||||
&ViewSize,
|
||||
0,
|
||||
MEM_COMMIT,
|
||||
PAGE_READWRITE);
|
||||
|
|
@ -180,40 +177,6 @@ NTSTATUS LdrpMapSystemDll(HANDLE ProcessHandle,
|
|||
return(Status);
|
||||
}
|
||||
|
||||
for (i = 0; i < NTHeaders->FileHeader.NumberOfSections; i++)
|
||||
{
|
||||
PIMAGE_SECTION_HEADER Sections;
|
||||
LARGE_INTEGER Offset;
|
||||
ULONG Base;
|
||||
|
||||
DPRINT("Mapping view of section %d\n", i);
|
||||
Sections = (PIMAGE_SECTION_HEADER) SECHDROFFSET(BlockBuffer);
|
||||
DPRINT("Sections %x\n", Sections);
|
||||
Base = Sections[i].VirtualAddress + ImageBase;
|
||||
DPRINT("Base %x\n", Base);
|
||||
Offset.u.LowPart = Sections[i].PointerToRawData;
|
||||
Offset.u.HighPart = 0;
|
||||
DPRINT("Mapping view of section\n");
|
||||
Status = ZwMapViewOfSection(NTDllSectionHandle,
|
||||
ProcessHandle,
|
||||
(PVOID*)&Base,
|
||||
0,
|
||||
Sections[i].Misc.VirtualSize,
|
||||
&Offset,
|
||||
(PULONG)&Sections[i].Misc.VirtualSize,
|
||||
0,
|
||||
MEM_COMMIT,
|
||||
PAGE_READWRITE);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
DbgPrint("NTDLL map view of secion failed (Status %x)\n", Status);
|
||||
ZwClose(NTDllSectionHandle);
|
||||
return(Status);
|
||||
}
|
||||
}
|
||||
DPRINT("Finished mapping\n");
|
||||
|
||||
|
||||
DPRINT("Referencing process\n");
|
||||
Status = ObReferenceObjectByHandle(ProcessHandle,
|
||||
PROCESS_ALL_ACCESS,
|
||||
|
|
@ -233,6 +196,8 @@ NTSTATUS LdrpMapSystemDll(HANDLE ProcessHandle,
|
|||
/*
|
||||
* retrieve ntdll's startup address
|
||||
*/
|
||||
if (SystemDllEntryPoint == NULL)
|
||||
{
|
||||
RtlInitAnsiString (&ProcedureName,
|
||||
"LdrInitializeThunk");
|
||||
Status = LdrGetProcedureAddress ((PVOID)ImageBase,
|
||||
|
|
@ -248,10 +213,13 @@ NTSTATUS LdrpMapSystemDll(HANDLE ProcessHandle,
|
|||
return (Status);
|
||||
}
|
||||
*LdrStartupAddr = SystemDllEntryPoint;
|
||||
}
|
||||
|
||||
/*
|
||||
* Retrieve the offset of the APC dispatcher from NTDLL
|
||||
*/
|
||||
if (SystemDllApcDispatcher == NULL)
|
||||
{
|
||||
RtlInitAnsiString (&ProcedureName,
|
||||
"KiUserApcDispatcher");
|
||||
Status = LdrGetProcedureAddress ((PVOID)ImageBase,
|
||||
|
|
@ -266,10 +234,13 @@ NTSTATUS LdrpMapSystemDll(HANDLE ProcessHandle,
|
|||
ZwClose(NTDllSectionHandle);
|
||||
return (Status);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Retrieve the offset of the exception dispatcher from NTDLL
|
||||
*/
|
||||
if (SystemDllExceptionDispatcher == NULL)
|
||||
{
|
||||
RtlInitAnsiString (&ProcedureName,
|
||||
"KiUserExceptionDispatcher");
|
||||
Status = LdrGetProcedureAddress ((PVOID)ImageBase,
|
||||
|
|
@ -284,10 +255,13 @@ NTSTATUS LdrpMapSystemDll(HANDLE ProcessHandle,
|
|||
ZwClose(NTDllSectionHandle);
|
||||
return (Status);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Retrieve the offset of the callback dispatcher from NTDLL
|
||||
*/
|
||||
if (SystemDllCallbackDispatcher == NULL)
|
||||
{
|
||||
RtlInitAnsiString (&ProcedureName,
|
||||
"KiUserCallbackDispatcher");
|
||||
Status = LdrGetProcedureAddress ((PVOID)ImageBase,
|
||||
|
|
@ -302,6 +276,7 @@ NTSTATUS LdrpMapSystemDll(HANDLE ProcessHandle,
|
|||
ZwClose(NTDllSectionHandle);
|
||||
return (Status);
|
||||
}
|
||||
}
|
||||
|
||||
KeDetachProcess();
|
||||
ObDereferenceObject(Process);
|
||||
|
|
|
|||
|
|
@ -40,42 +40,20 @@ NTSTATUS LdrpMapImage(HANDLE ProcessHandle,
|
|||
* RETURNS: Status
|
||||
*/
|
||||
{
|
||||
ULONG ViewSize;
|
||||
PVOID ImageBase;
|
||||
NTSTATUS Status;
|
||||
PIMAGE_NT_HEADERS NTHeaders;
|
||||
ULONG InitialViewSize;
|
||||
ULONG i;
|
||||
PEPROCESS Process;
|
||||
PVOID FinalBase;
|
||||
ULONG NumberOfSections;
|
||||
|
||||
DPRINT("Referencing process\n");
|
||||
Status = ObReferenceObjectByHandle(ProcessHandle,
|
||||
PROCESS_ALL_ACCESS,
|
||||
PsProcessType,
|
||||
KernelMode,
|
||||
(PVOID*)&Process,
|
||||
NULL);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
DbgPrint("ObReferenceObjectByProcess() failed (Status %x)\n", Status);
|
||||
return(Status);
|
||||
}
|
||||
|
||||
/*
|
||||
* map the dos header into the process
|
||||
*/
|
||||
DPRINT("Mapping view of section\n");
|
||||
InitialViewSize = sizeof(IMAGE_DOS_HEADER);
|
||||
ImageBase = NULL;
|
||||
ViewSize = 0;
|
||||
ImageBase = 0;
|
||||
|
||||
Status = ZwMapViewOfSection(SectionHandle,
|
||||
ProcessHandle,
|
||||
(PVOID*)&ImageBase,
|
||||
0,
|
||||
InitialViewSize,
|
||||
ViewSize,
|
||||
NULL,
|
||||
&InitialViewSize,
|
||||
&ViewSize,
|
||||
0,
|
||||
MEM_COMMIT,
|
||||
PAGE_READWRITE);
|
||||
|
|
@ -85,143 +63,6 @@ NTSTATUS LdrpMapImage(HANDLE ProcessHandle,
|
|||
return(Status);
|
||||
}
|
||||
|
||||
/*
|
||||
* Map the pe headers into the process
|
||||
*/
|
||||
DPRINT("Attaching to process\n");
|
||||
KeAttachProcess(Process);
|
||||
InitialViewSize = ((PIMAGE_DOS_HEADER)ImageBase)->e_lfanew +
|
||||
sizeof(IMAGE_NT_HEADERS);
|
||||
DPRINT("InitialViewSize %d\n", InitialViewSize);
|
||||
KeDetachProcess();
|
||||
|
||||
DPRINT("Unmapping view of section\n");
|
||||
Status = ZwUnmapViewOfSection(ProcessHandle,
|
||||
ImageBase);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
DbgPrint("ZwUnmapViewOfSection failed (Status %x)\n", Status);
|
||||
return(Status);
|
||||
}
|
||||
|
||||
DPRINT("Mapping view of section\n");
|
||||
ImageBase = NULL;
|
||||
Status = ZwMapViewOfSection(SectionHandle,
|
||||
ProcessHandle,
|
||||
(PVOID*)&ImageBase,
|
||||
0,
|
||||
InitialViewSize,
|
||||
NULL,
|
||||
&InitialViewSize,
|
||||
0,
|
||||
MEM_COMMIT,
|
||||
PAGE_READWRITE);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
DbgPrint("Image map view of section failed (Status %x)", Status);
|
||||
return(Status);
|
||||
}
|
||||
|
||||
DPRINT("ImageBase %x\n", ImageBase);
|
||||
|
||||
/*
|
||||
* TBD
|
||||
*/
|
||||
DPRINT("Attaching to process\n");
|
||||
KeAttachProcess(Process);
|
||||
NTHeaders = RtlImageNtHeader(ImageBase);
|
||||
DPRINT("NTHeaders %x\n", NTHeaders);
|
||||
InitialViewSize = ((PIMAGE_DOS_HEADER)ImageBase)->e_lfanew +
|
||||
sizeof(IMAGE_NT_HEADERS) +
|
||||
(sizeof (IMAGE_SECTION_HEADER) * NTHeaders->FileHeader.NumberOfSections);
|
||||
DPRINT("InitialViewSize %x\n", InitialViewSize);
|
||||
FinalBase = (PVOID)NTHeaders->OptionalHeader.ImageBase;
|
||||
DPRINT("FinalBase %x\n", FinalBase);
|
||||
NumberOfSections = NTHeaders->FileHeader.NumberOfSections;
|
||||
DPRINT("NrSections %d\n", NumberOfSections);
|
||||
KeDetachProcess();
|
||||
|
||||
DPRINT("Unmapping view of section\n");
|
||||
Status = ZwUnmapViewOfSection(ProcessHandle,
|
||||
ImageBase);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
DbgPrint("ZwUnmapViewOfSection failed (Status %x)\n", Status);
|
||||
return(Status);
|
||||
}
|
||||
|
||||
ImageBase = FinalBase;
|
||||
|
||||
DPRINT("Mapping view of section\n");
|
||||
Status = ZwMapViewOfSection(SectionHandle,
|
||||
ProcessHandle,
|
||||
(PVOID*)&ImageBase,
|
||||
0,
|
||||
InitialViewSize,
|
||||
NULL,
|
||||
&InitialViewSize,
|
||||
0,
|
||||
MEM_COMMIT,
|
||||
PAGE_READWRITE);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
DbgPrint("Image map view of section failed (Status %x)", Status);
|
||||
return(Status);
|
||||
}
|
||||
|
||||
|
||||
DPRINT("Mapping view of all sections\n");
|
||||
for (i = 0; i < NumberOfSections; i++)
|
||||
{
|
||||
PIMAGE_SECTION_HEADER Sections;
|
||||
LARGE_INTEGER Offset;
|
||||
ULONG Base;
|
||||
ULONG Size;
|
||||
|
||||
KeAttachProcess(Process);
|
||||
Sections = (PIMAGE_SECTION_HEADER) SECHDROFFSET(ImageBase);
|
||||
DPRINT("Sections %x\n", Sections);
|
||||
Base = (ULONG)(Sections[i].VirtualAddress + ImageBase);
|
||||
Offset.u.LowPart = Sections[i].PointerToRawData;
|
||||
Offset.u.HighPart = 0;
|
||||
Size = Sections[i].Misc.VirtualSize;
|
||||
KeDetachProcess();
|
||||
|
||||
if( Offset.u.LowPart )
|
||||
{ // map the section if it is initialized
|
||||
Status = ZwMapViewOfSection(SectionHandle,
|
||||
ProcessHandle,
|
||||
(PVOID *)&Base,
|
||||
0,
|
||||
Size,
|
||||
&Offset,
|
||||
(PULONG)&Size,
|
||||
0,
|
||||
MEM_COMMIT,
|
||||
PAGE_READWRITE);
|
||||
if (!NT_SUCCESS(Status))
|
||||
{
|
||||
DbgPrint("Image map view of secion failed (Status %x)\n", Status);
|
||||
return(Status);
|
||||
}
|
||||
}
|
||||
else {
|
||||
// allocate the section if it is uninitialized
|
||||
Status = NtAllocateVirtualMemory( ProcessHandle,
|
||||
(PVOID *)&Base,
|
||||
0,
|
||||
&Size,
|
||||
MEM_COMMIT,
|
||||
PAGE_READWRITE );
|
||||
if( !NT_SUCCESS( Status ) )
|
||||
{
|
||||
DPRINT1( "Failed to allocate memory for uninitialized section\n" );
|
||||
return Status;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
DPRINT("Returning\n");
|
||||
*ReturnedImageBase = ImageBase;
|
||||
|
||||
return(STATUS_SUCCESS);
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: cont.c,v 1.6 2001/01/08 02:14:05 dwelch Exp $
|
||||
/* $Id: cont.c,v 1.7 2001/02/10 22:51:10 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -18,6 +18,17 @@
|
|||
|
||||
/* FUNCTIONS *****************************************************************/
|
||||
|
||||
VOID static
|
||||
MmFreeContinuousPage(PVOID Context, PVOID Address)
|
||||
{
|
||||
ULONG PhysAddr;
|
||||
|
||||
PhysAddr = MmGetPhysicalAddressForProcess(NULL, Address);
|
||||
if (PhysAddr != 0)
|
||||
{
|
||||
MmDereferencePage((PVOID)PhysAddr);
|
||||
}
|
||||
}
|
||||
|
||||
/**********************************************************************
|
||||
* NAME EXPORTED
|
||||
|
|
@ -74,7 +85,8 @@ MmAllocateContiguousMemory (IN ULONG NumberOfBytes,
|
|||
MmFreeMemoryArea(MmGetKernelAddressSpace(),
|
||||
BaseAddress,
|
||||
0,
|
||||
TRUE);
|
||||
NULL,
|
||||
NULL);
|
||||
return(NULL);
|
||||
}
|
||||
for (i = 0; i < (PAGE_ROUND_UP(NumberOfBytes) / 4096); i++)
|
||||
|
|
@ -116,7 +128,8 @@ MmFreeContiguousMemory(IN PVOID BaseAddress)
|
|||
MmFreeMemoryArea(MmGetKernelAddressSpace(),
|
||||
BaseAddress,
|
||||
0,
|
||||
TRUE);
|
||||
MmFreeContinuousPage,
|
||||
NULL);
|
||||
}
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -358,6 +358,56 @@ VOID MmReferencePage(PVOID PhysicalAddress)
|
|||
KeReleaseSpinLock(&PageListLock, oldIrql);
|
||||
}
|
||||
|
||||
ULONG
|
||||
MmGetReferenceCountPage(PVOID PhysicalAddress)
|
||||
{
|
||||
ULONG Start = (ULONG)PhysicalAddress / PAGESIZE;
|
||||
KIRQL oldIrql;
|
||||
ULONG RCount;
|
||||
|
||||
DPRINT("MmGetReferenceCountPage(PhysicalAddress %x)\n", PhysicalAddress);
|
||||
|
||||
if (((ULONG)PhysicalAddress) == 0)
|
||||
{
|
||||
KeBugCheck(0);
|
||||
}
|
||||
|
||||
KeAcquireSpinLock(&PageListLock, &oldIrql);
|
||||
|
||||
if (MM_PTYPE(MmPageArray[Start].Flags) != MM_PHYSICAL_PAGE_USED)
|
||||
{
|
||||
DbgPrint("Getting reference count for free page\n");
|
||||
KeBugCheck(0);
|
||||
}
|
||||
|
||||
RCount = MmPageArray[Start].ReferenceCount;
|
||||
|
||||
KeReleaseSpinLock(&PageListLock, oldIrql);
|
||||
return(RCount);
|
||||
}
|
||||
|
||||
BOOLEAN
|
||||
MmIsUsablePage(PVOID PhysicalAddress)
|
||||
{
|
||||
ULONG Start = (ULONG)PhysicalAddress / PAGESIZE;
|
||||
|
||||
DPRINT("MmGetReferenceCountPage(PhysicalAddress %x)\n", PhysicalAddress);
|
||||
|
||||
if (((ULONG)PhysicalAddress) == 0)
|
||||
{
|
||||
KeBugCheck(0);
|
||||
}
|
||||
|
||||
if (MM_PTYPE(MmPageArray[Start].Flags) != MM_PHYSICAL_PAGE_USED &&
|
||||
MM_PTYPE(MmPageArray[Start].Flags) != MM_PHYSICAL_PAGE_BIOS)
|
||||
{
|
||||
return(FALSE);
|
||||
}
|
||||
|
||||
return(TRUE);
|
||||
}
|
||||
|
||||
|
||||
VOID MmDereferencePage(PVOID PhysicalAddress)
|
||||
{
|
||||
ULONG Start = (ULONG)PhysicalAddress / PAGESIZE;
|
||||
|
|
@ -378,12 +428,12 @@ VOID MmDereferencePage(PVOID PhysicalAddress)
|
|||
KeBugCheck(0);
|
||||
}
|
||||
|
||||
MmStats.NrFreePages++;
|
||||
MmStats.NrSystemPages--;
|
||||
|
||||
MmPageArray[Start].ReferenceCount--;
|
||||
if (MmPageArray[Start].ReferenceCount == 0)
|
||||
{
|
||||
MmStats.NrFreePages++;
|
||||
MmStats.NrSystemPages--;
|
||||
RemoveEntryList(&MmPageArray[Start].ListEntry);
|
||||
if (MmPageArray[Start].LockCount > 0)
|
||||
{
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: page.c,v 1.18 2001/02/06 00:11:19 dwelch Exp $
|
||||
/* $Id: page.c,v 1.19 2001/02/10 22:51:11 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -31,9 +31,13 @@
|
|||
#define PA_BIT_DIRTY (6)
|
||||
|
||||
#define PA_PRESENT (1 << PA_BIT_PRESENT)
|
||||
#define PA_READWRITE (1 << PA_BIT_READWRITE)
|
||||
#define PA_USER (1 << PA_BIT_USER)
|
||||
#define PA_DIRTY (1 << PA_BIT_DIRTY)
|
||||
#define PA_WT (1 << PA_BIT_WT)
|
||||
#define PA_CD (1 << PA_BIT_CD)
|
||||
#define PA_ACCESSED (1 << PA_BIT_ACCESSED)
|
||||
#define PA_DIRTY (1 << PA_BIT_DIRTY)
|
||||
|
||||
#define PAGETABLE_MAP (0xf0000000)
|
||||
#define PAGEDIRECTORY_MAP (0xf0000000 + (PAGETABLE_MAP / (1024)))
|
||||
|
|
@ -60,22 +64,22 @@ ProtectToPTE(ULONG flProtect)
|
|||
}
|
||||
if (flProtect & PAGE_READWRITE || flProtect & PAGE_EXECUTE_READWRITE)
|
||||
{
|
||||
Attributes = PA_WRITE;
|
||||
Attributes = PA_PRESENT | PA_READWRITE;
|
||||
}
|
||||
if (flProtect & PAGE_READONLY || flProtect & PAGE_EXECUTE ||
|
||||
flProtect & PAGE_EXECUTE_READ)
|
||||
{
|
||||
Attributes = PA_READ;
|
||||
Attributes = PA_PRESENT;
|
||||
}
|
||||
if (!(flProtect & PAGE_SYSTEM))
|
||||
{
|
||||
Attributes = Attributes | PA_USER;
|
||||
}
|
||||
if (!(flProtect & PAGE_NOCACHE))
|
||||
if (flProtect & PAGE_NOCACHE)
|
||||
{
|
||||
Attributes = Attributes | PA_CD;
|
||||
}
|
||||
if (!(flProtect & PAGE_WRITETHROUGH))
|
||||
if (flProtect & PAGE_WRITETHROUGH)
|
||||
{
|
||||
Attributes = Attributes | PA_WT;
|
||||
}
|
||||
|
|
@ -289,6 +293,7 @@ VOID MmDeleteVirtualMapping(PEPROCESS Process, PVOID Address, BOOL FreePage)
|
|||
PULONG Pte;
|
||||
PULONG Pde;
|
||||
PEPROCESS CurrentProcess = PsGetCurrentProcess();
|
||||
BOOLEAN WasValid;
|
||||
|
||||
if (Process != NULL && Process != CurrentProcess)
|
||||
{
|
||||
|
|
@ -304,12 +309,13 @@ VOID MmDeleteVirtualMapping(PEPROCESS Process, PVOID Address, BOOL FreePage)
|
|||
return;
|
||||
}
|
||||
Pte = ADDR_TO_PTE(Address);
|
||||
if (FreePage && PAGE_MASK(*Pte) != 0)
|
||||
WasValid = (PAGE_MASK(*Pte) != 0);
|
||||
if (FreePage && WasValid)
|
||||
{
|
||||
MmDereferencePage((PVOID)PAGE_MASK(*Pte));
|
||||
}
|
||||
*Pte = 0;
|
||||
if (Process != NULL &&
|
||||
if (Process != NULL && WasValid &&
|
||||
Process->AddressSpace.PageTableRefCountTable != NULL &&
|
||||
ADDR_TO_PAGE_TABLE(Address) < 768)
|
||||
{
|
||||
|
|
@ -318,10 +324,12 @@ VOID MmDeleteVirtualMapping(PEPROCESS Process, PVOID Address, BOOL FreePage)
|
|||
Ptrc = Process->AddressSpace.PageTableRefCountTable;
|
||||
|
||||
Ptrc[ADDR_TO_PAGE_TABLE(Address)]--;
|
||||
#if 0
|
||||
if (Ptrc[ADDR_TO_PAGE_TABLE(Address)] == 0)
|
||||
{
|
||||
MmFreePageTable(Process, Address);
|
||||
}
|
||||
#endif
|
||||
}
|
||||
if (Process != NULL && Process != CurrentProcess)
|
||||
{
|
||||
|
|
@ -431,6 +439,11 @@ NTSTATUS MmCreateVirtualMapping(PEPROCESS Process,
|
|||
PULONG Pte;
|
||||
NTSTATUS Status;
|
||||
|
||||
if (!MmIsUsablePage((PVOID)PhysicalAddress))
|
||||
{
|
||||
KeBugCheck(0);
|
||||
}
|
||||
|
||||
Attributes = ProtectToPTE(flProtect);
|
||||
|
||||
if (Process != NULL && Process != CurrentProcess)
|
||||
|
|
@ -467,6 +480,29 @@ NTSTATUS MmCreateVirtualMapping(PEPROCESS Process,
|
|||
return(STATUS_SUCCESS);
|
||||
}
|
||||
|
||||
ULONG
|
||||
MmGetPageProtect(PEPROCESS Process, PVOID Address)
|
||||
{
|
||||
ULONG Entry;
|
||||
ULONG Protect;
|
||||
|
||||
Entry = MmGetPageEntryForProcess1(Process, Address);
|
||||
|
||||
if (!(Entry & PA_PRESENT))
|
||||
{
|
||||
Protect = PAGE_NOACCESS;
|
||||
}
|
||||
else if (Entry & PA_READWRITE)
|
||||
{
|
||||
Protect = PAGE_READWRITE;
|
||||
}
|
||||
else
|
||||
{
|
||||
Protect = PAGE_EXECUTE_READ;
|
||||
}
|
||||
return(Protect);
|
||||
}
|
||||
|
||||
VOID
|
||||
MmSetPageProtect(PEPROCESS Process, PVOID Address, ULONG flProtect)
|
||||
{
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: iospace.c,v 1.7 2001/01/08 02:14:05 dwelch Exp $
|
||||
/* $Id: iospace.c,v 1.8 2001/02/10 22:51:10 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -121,7 +121,8 @@ VOID STDCALL MmUnmapIoSpace (IN PVOID BaseAddress,
|
|||
(VOID)MmFreeMemoryArea(&PsGetCurrentProcess()->AddressSpace,
|
||||
BaseAddress,
|
||||
NumberOfBytes,
|
||||
FALSE);
|
||||
NULL,
|
||||
NULL);
|
||||
}
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: kmap.c,v 1.5 2001/01/08 02:14:06 dwelch Exp $
|
||||
/* $Id: kmap.c,v 1.6 2001/02/10 22:51:10 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -52,11 +52,7 @@ ExUnmapPage(PVOID Addr)
|
|||
PVOID
|
||||
ExAllocatePage(VOID)
|
||||
{
|
||||
KIRQL oldlvl;
|
||||
ULONG addr;
|
||||
ULONG i;
|
||||
ULONG PhysPage;
|
||||
NTSTATUS Status;
|
||||
|
||||
PhysPage = (ULONG)MmAllocPage(0);
|
||||
DPRINT("Allocated page %x\n",PhysPage);
|
||||
|
|
@ -65,6 +61,17 @@ ExAllocatePage(VOID)
|
|||
return(NULL);
|
||||
}
|
||||
|
||||
return(ExAllocatePageWithPhysPage(PhysPage));
|
||||
}
|
||||
|
||||
PVOID
|
||||
ExAllocatePageWithPhysPage(ULONG PhysPage)
|
||||
{
|
||||
KIRQL oldlvl;
|
||||
ULONG addr;
|
||||
ULONG i;
|
||||
NTSTATUS Status;
|
||||
|
||||
KeAcquireSpinLock(&AllocMapLock, &oldlvl);
|
||||
for (i=1; i<ALLOC_MAP_SIZE;i++)
|
||||
{
|
||||
|
|
|
|||
|
|
@ -269,14 +269,15 @@ NTSTATUS MmInitMemoryAreas(VOID)
|
|||
return(STATUS_SUCCESS);
|
||||
}
|
||||
|
||||
NTSTATUS MmFreeMemoryArea(PMADDRESS_SPACE AddressSpace,
|
||||
NTSTATUS
|
||||
MmFreeMemoryArea(PMADDRESS_SPACE AddressSpace,
|
||||
PVOID BaseAddress,
|
||||
ULONG Length,
|
||||
BOOLEAN FreePages)
|
||||
VOID (*FreePage)(PVOID Context, PVOID Address),
|
||||
PVOID FreePageContext)
|
||||
{
|
||||
MEMORY_AREA* MemoryArea;
|
||||
ULONG i;
|
||||
LARGE_INTEGER PhysicalAddr;
|
||||
|
||||
DPRINT("MmFreeMemoryArea(AddressSpace %x, BaseAddress %x, Length %x,"
|
||||
"FreePages %d)\n",AddressSpace,BaseAddress,Length,FreePages);
|
||||
|
|
@ -288,16 +289,12 @@ NTSTATUS MmFreeMemoryArea(PMADDRESS_SPACE AddressSpace,
|
|||
KeBugCheck(0);
|
||||
return(STATUS_UNSUCCESSFUL);
|
||||
}
|
||||
if (FreePages)
|
||||
if (FreePage != NULL)
|
||||
{
|
||||
for (i=0;i<=(MemoryArea->Length/PAGESIZE);i++)
|
||||
{
|
||||
PhysicalAddr = MmGetPhysicalAddress(MemoryArea->BaseAddress +
|
||||
(i*PAGESIZE));
|
||||
if (PhysicalAddr.u.LowPart != 0)
|
||||
{
|
||||
MmDereferencePage((PVOID)(ULONG)(PhysicalAddr.u.LowPart));
|
||||
}
|
||||
FreePage(FreePageContext,
|
||||
MemoryArea->BaseAddress + (i * PAGESIZE));
|
||||
}
|
||||
}
|
||||
for (i=0; i<=(MemoryArea->Length/PAGESIZE); i++)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: mdl.c,v 1.27 2001/01/08 02:14:06 dwelch Exp $
|
||||
/* $Id: mdl.c,v 1.28 2001/02/10 22:51:10 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -60,15 +60,12 @@ VOID STDCALL MmUnlockPages(PMDL Mdl)
|
|||
return;
|
||||
}
|
||||
|
||||
MmLockAddressSpace(&Mdl->Process->AddressSpace);
|
||||
|
||||
MdlPages = (PULONG)(Mdl + 1);
|
||||
for (i=0; i<(PAGE_ROUND_UP(Mdl->ByteCount+Mdl->ByteOffset)/PAGESIZE); i++)
|
||||
{
|
||||
MmUnlockPage((PVOID)MdlPages[i]);
|
||||
MmDereferencePage((PVOID)MdlPages[i]);
|
||||
}
|
||||
MmUnlockAddressSpace(&Mdl->Process->AddressSpace);
|
||||
Mdl->MdlFlags = Mdl->MdlFlags & (~MDL_PAGES_LOCKED);
|
||||
}
|
||||
|
||||
|
|
@ -141,7 +138,8 @@ VOID STDCALL MmUnmapLockedPages(PVOID BaseAddress, PMDL Mdl)
|
|||
(VOID)MmFreeMemoryArea(MmGetKernelAddressSpace(),
|
||||
BaseAddress - Mdl->ByteOffset,
|
||||
Mdl->ByteCount,
|
||||
FALSE);
|
||||
NULL,
|
||||
NULL);
|
||||
Mdl->MdlFlags = Mdl->MdlFlags & ~MDL_MAPPED_TO_SYSTEM_VA;
|
||||
Mdl->MappedSystemVa = NULL;
|
||||
MmUnlockAddressSpace(MmGetKernelAddressSpace());
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: mm.c,v 1.40 2001/01/08 02:14:06 dwelch Exp $
|
||||
/* $Id: mm.c,v 1.41 2001/02/10 22:51:10 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -41,12 +41,14 @@ NTSTATUS MmReleaseMemoryArea(PEPROCESS Process, PMEMORY_AREA Marea)
|
|||
DPRINT("Releasing %x between %x %x\n",
|
||||
Marea, Marea->BaseAddress, Marea->BaseAddress + Marea->Length);
|
||||
|
||||
if (Marea->Type == MEMORY_AREA_SECTION_VIEW_COMMIT ||
|
||||
Marea->Type == MEMORY_AREA_SECTION_VIEW_RESERVE)
|
||||
switch (Marea->Type)
|
||||
{
|
||||
MmUnmapViewOfSection(Process, Marea);
|
||||
}
|
||||
case MEMORY_AREA_SECTION_VIEW_COMMIT:
|
||||
case MEMORY_AREA_SECTION_VIEW_RESERVE:
|
||||
MmUnmapViewOfSection(Process, Marea->BaseAddress);
|
||||
return(STATUS_SUCCESS);
|
||||
|
||||
case MEMORY_AREA_VIRTUAL_MEMORY:
|
||||
for (i = Marea->BaseAddress;
|
||||
i < (Marea->BaseAddress + Marea->Length);
|
||||
i = i + PAGESIZE)
|
||||
|
|
@ -54,6 +56,14 @@ NTSTATUS MmReleaseMemoryArea(PEPROCESS Process, PMEMORY_AREA Marea)
|
|||
MmDeleteVirtualMapping(Process, i, TRUE);
|
||||
}
|
||||
ExFreePool(Marea);
|
||||
break;
|
||||
|
||||
case MEMORY_AREA_SHARED_DATA:
|
||||
break;
|
||||
|
||||
default:
|
||||
KeBugCheck(0);
|
||||
}
|
||||
|
||||
return(STATUS_SUCCESS);
|
||||
}
|
||||
|
|
@ -69,8 +79,7 @@ NTSTATUS MmReleaseMmInfo(PEPROCESS Process)
|
|||
|
||||
while (!IsListEmpty(&Process->AddressSpace.MAreaListHead))
|
||||
{
|
||||
CurrentEntry = RemoveHeadList(
|
||||
&Process->AddressSpace.MAreaListHead);
|
||||
CurrentEntry = RemoveHeadList(&Process->AddressSpace.MAreaListHead);
|
||||
Current = CONTAINING_RECORD(CurrentEntry, MEMORY_AREA, Entry);
|
||||
|
||||
MmReleaseMemoryArea(Process, Current);
|
||||
|
|
@ -122,8 +131,80 @@ BOOLEAN STDCALL MmIsAddressValid(PVOID VirtualAddress)
|
|||
NTSTATUS MmAccessFault(KPROCESSOR_MODE Mode,
|
||||
ULONG Address)
|
||||
{
|
||||
PMADDRESS_SPACE AddressSpace;
|
||||
MEMORY_AREA* MemoryArea;
|
||||
NTSTATUS Status;
|
||||
|
||||
DPRINT("MmNotPresentFault(Mode %d, Address %x)\n", Mode, Address);
|
||||
|
||||
if (KeGetCurrentIrql() >= DISPATCH_LEVEL)
|
||||
{
|
||||
DbgPrint("Page fault at high IRQL was %d\n", KeGetCurrentIrql());
|
||||
return(STATUS_UNSUCCESSFUL);
|
||||
}
|
||||
if (PsGetCurrentProcess() == NULL)
|
||||
{
|
||||
DbgPrint("No current process\n");
|
||||
return(STATUS_UNSUCCESSFUL);
|
||||
}
|
||||
|
||||
/*
|
||||
* Find the memory area for the faulting address
|
||||
*/
|
||||
if (Address >= KERNEL_BASE)
|
||||
{
|
||||
/*
|
||||
* Check permissions
|
||||
*/
|
||||
if (Mode != KernelMode)
|
||||
{
|
||||
DbgPrint("%s:%d\n",__FILE__,__LINE__);
|
||||
return(STATUS_UNSUCCESSFUL);
|
||||
}
|
||||
AddressSpace = MmGetKernelAddressSpace();
|
||||
}
|
||||
else
|
||||
{
|
||||
AddressSpace = &PsGetCurrentProcess()->AddressSpace;
|
||||
}
|
||||
|
||||
MmLockAddressSpace(AddressSpace);
|
||||
MemoryArea = MmOpenMemoryAreaByAddress(AddressSpace, (PVOID)Address);
|
||||
if (MemoryArea == NULL)
|
||||
{
|
||||
DbgPrint("%s:%d\n",__FILE__,__LINE__);
|
||||
MmUnlockAddressSpace(AddressSpace);
|
||||
return(STATUS_UNSUCCESSFUL);
|
||||
}
|
||||
|
||||
switch (MemoryArea->Type)
|
||||
{
|
||||
case MEMORY_AREA_SYSTEM:
|
||||
Status = STATUS_UNSUCCESSFUL;
|
||||
break;
|
||||
|
||||
case MEMORY_AREA_SECTION_VIEW_COMMIT:
|
||||
Status = MmAccessFaultSectionView(AddressSpace,
|
||||
MemoryArea,
|
||||
(PVOID)Address);
|
||||
break;
|
||||
|
||||
case MEMORY_AREA_VIRTUAL_MEMORY:
|
||||
Status = STATUS_UNSUCCESSFUL;
|
||||
break;
|
||||
|
||||
case MEMORY_AREA_SHARED_DATA:
|
||||
Status = STATUS_UNSUCCESSFUL;
|
||||
break;
|
||||
|
||||
default:
|
||||
Status = STATUS_UNSUCCESSFUL;
|
||||
break;
|
||||
}
|
||||
DPRINT("Completed page fault handling\n");
|
||||
MmUnlockAddressSpace(AddressSpace);
|
||||
return(Status);
|
||||
}
|
||||
|
||||
NTSTATUS MmNotPresentFault(KPROCESSOR_MODE Mode,
|
||||
ULONG Address)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: ncache.c,v 1.7 2001/01/08 02:14:06 dwelch Exp $
|
||||
/* $Id: ncache.c,v 1.8 2001/02/10 22:51:10 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -80,7 +80,17 @@ MmAllocateNonCachedMemory(IN ULONG NumberOfBytes)
|
|||
return ((PVOID)Result);
|
||||
}
|
||||
|
||||
VOID static
|
||||
MmFreeNonCachedPage(PVOID Context, PVOID Address)
|
||||
{
|
||||
ULONG PhysAddr;
|
||||
|
||||
PhysAddr = MmGetPhysicalAddressForProcess(NULL, Address);
|
||||
if (PhysAddr != 0)
|
||||
{
|
||||
MmDereferencePage((PVOID)PhysAddr);
|
||||
}
|
||||
}
|
||||
|
||||
/**********************************************************************
|
||||
* NAME EXPORTED
|
||||
|
|
@ -113,7 +123,8 @@ VOID STDCALL MmFreeNonCachedMemory (IN PVOID BaseAddress,
|
|||
MmFreeMemoryArea (MmGetKernelAddressSpace(),
|
||||
BaseAddress,
|
||||
NumberOfBytes,
|
||||
TRUE);
|
||||
MmFreeNonCachedPage,
|
||||
NULL);
|
||||
}
|
||||
|
||||
|
||||
|
|
|
|||
File diff suppressed because it is too large
Load diff
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: virtual.c,v 1.37 2001/01/21 14:54:29 dwelch Exp $
|
||||
/* $Id: virtual.c,v 1.38 2001/02/10 22:51:10 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -1013,7 +1013,8 @@ NtFreeVirtualMemory(IN HANDLE ProcessHandle,
|
|||
MmFreeMemoryArea(&Process->AddressSpace,
|
||||
BaseAddress,
|
||||
0,
|
||||
FALSE);
|
||||
NULL,
|
||||
NULL);
|
||||
MmUnlockAddressSpace(AddressSpace);
|
||||
ObDereferenceObject(Process);
|
||||
return(STATUS_SUCCESS);
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: thread.c,v 1.68 2001/01/28 17:38:40 ekohl Exp $
|
||||
/* $Id: thread.c,v 1.69 2001/02/10 22:51:11 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
@ -114,8 +114,8 @@ VOID PsDumpThreads(VOID)
|
|||
DbgPrint("current %x current->Tcb.State %d eip %x/%x ",
|
||||
current, current->Tcb.State,
|
||||
0, current->Tcb.LastEip);
|
||||
// KeDumpStackFrames((PVOID)current->Tcb.Context.esp0,
|
||||
// 16);
|
||||
KeDumpStackFrames((PVOID)current->Tcb.KernelStack,
|
||||
16);
|
||||
DbgPrint("PID %d ", current->ThreadsProcess->UniqueProcessId);
|
||||
DbgPrint("\n");
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $Id: regio.c,v 1.2 2000/05/09 21:30:27 ekohl Exp $
|
||||
/* $Id: regio.c,v 1.3 2001/02/10 22:51:11 dwelch Exp $
|
||||
*
|
||||
* COPYRIGHT: See COPYING in the top level directory
|
||||
* PROJECT: ReactOS kernel
|
||||
|
|
|
|||
|
|
@ -18,6 +18,7 @@ endif
|
|||
ifeq ($(HOST),mingw32-linux)
|
||||
NASM_FORMAT = win32
|
||||
PREFIX = i586-mingw32-
|
||||
#PREFIX = /usr/mingw32-cvs-000207/bin/mingw32-cvs-000207-
|
||||
EXE_POSTFIX =
|
||||
EXE_PREFIX = ./
|
||||
#CP = cp
|
||||
|
|
|
|||
Loading…
Reference in a new issue