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changed program loader to map image into section

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svn path=/trunk/; revision=192
This commit is contained in:
Rex Jolliff 1999-01-25 23:06:30 +00:00
parent a3232e28c6
commit 531f88e833
1 changed files with 36 additions and 12 deletions
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48
reactos/ntoskrnl/ldr/loader.c
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@ -1079,22 +1079,45 @@ LdrProcessPEImage(HANDLE ProcessHandle,
return Status; return Status;
} }
/* Allocate memory in process for image */ /* Create the section for the code */
Module->Flags = MODULE_FLAG_PE; Status = ZwCreateSection(&SectionHandle,
Module->Base = (PVOID) NTHeaders->OptionalHeader.ImageBase; SECTION_ALL_ACCESS,
Module->Size = NTHeaders->OptionalHeader.SizeOfImage; NULL,
Status = ZwAllocateVirtualMemory(ProcessHandle, NULL,
&Module->Base, PAGE_READWRITE,
0, MEM_COMMIT,
NULL, FileHandle);
MEM_COMMIT,
PAGE_READWRITE);
if (!NT_SUCCESS(Status)) if (!NT_SUCCESS(Status))
{ {
ExFreePool(DosHeader);
return Status; return Status;
} }
/* Map the Image into the process */
Module->Flags = MODULE_FLAG_PE;
Module->Base = (PVOID) NTHeaders->OptionalHeader.ImageBase;
Module->Size = NTHeaders->OptionalHeader.SizeOfImage;
Status = ZwMapViewOfSection(SectionHandle,
ProcessHandle,
&Module->Base,
0,
Module->Size,
NULL,
&Module->Size,
0,
MEM_COMMIT,
PAGE_READWRITE);
if (!NT_SUCCESS(Status))
{
/* FIXME: destroy the section here */
ExFreePool(DosHeader);
return Status;
}
/* FIXME: create stack and other BSS sections */
/* FIXME: if actual load address is different from ImageBase, then reloc */
/* FIXME: do import fixups/load required libraries */
#if 0
/* Load headers into virtual memory */ /* Load headers into virtual memory */
Status = ZwReadFile(FileHandle, Status = ZwReadFile(FileHandle,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
@ -1321,7 +1344,8 @@ LdrProcessPEImage(HANDLE ProcessHandle,
} }
} }
} }
#endif
/* FIXME: Create the stack for the process */ /* FIXME: Create the stack for the process */
/* FIXME: Setup the context for the initial thread */ /* FIXME: Setup the context for the initial thread */
/* FIXME: Create the initial thread */ /* FIXME: Create the initial thread */