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ntdll: Fix protection flags for uninitialized sections.

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This commit is contained in:
Alexandre Julliard 2011-09-09 12:29:20 +02:00
parent 8d50342858
commit 33b0f0edff
1 changed files with 7 additions and 1 deletions
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8
dlls/ntdll/virtual.c
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@ -1341,8 +1341,14 @@ static NTSTATUS map_image( HANDLE hmapping, int fd, char *base, SIZE_T total_siz
size = ROUND_SIZE( sec->VirtualAddress, sec->SizeOfRawData );
if (sec->Characteristics & IMAGE_SCN_MEM_READ) vprot |= VPROT_READ;
if (sec->Characteristics & IMAGE_SCN_MEM_WRITE) vprot |= VPROT_READ | VPROT_WRITECOPY;
if (sec->Characteristics & IMAGE_SCN_MEM_EXECUTE) vprot |= VPROT_EXEC;
if (sec->Characteristics & IMAGE_SCN_MEM_WRITE)
{
if (sec->Characteristics & IMAGE_SCN_CNT_UNINITIALIZED_DATA)
vprot |= VPROT_READ | VPROT_WRITE;
else
vprot |= VPROT_READ | VPROT_WRITECOPY;
}
/* Dumb game crack lets the AOEP point into a data section. Adjust. */
if ((nt->OptionalHeader.AddressOfEntryPoint >= sec->VirtualAddress) &&