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Fix BSS bugs (#2068, #2072)

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svn path=/trunk/; revision=26066
This commit is contained in:
Dmitry Gorbachev 2007-03-12 00:29:56 +00:00
parent 4485db1f76
commit 8d8e5ea06e
1 changed files with 21 additions and 11 deletions
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32
reactos/boot/freeldr/freeldr/arch/i386/loader.c
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@ -556,19 +556,29 @@ FrLdrReMapImage(IN PVOID Base,
/* Copy image sections into virtual section */
for (i = 0; i < NtHeader->FileHeader.NumberOfSections; i++)
{
/* Get the size of this section and check if it's valid and on-disk */
/* Get the size of this section and check if it's valid */
Size = Section[i].VirtualAddress + Section[i].Misc.VirtualSize;
if ((Size <= DriverSize) && (Section[i].SizeOfRawData))
if (Size <= DriverSize)
{
/* Copy the data from the disk to the image */
RtlCopyMemory((PVOID)((ULONG_PTR)LoadBase +
Section[i].VirtualAddress),
(PVOID)((ULONG_PTR)Base +
Section[i].PointerToRawData),
Section[i].Misc.VirtualSize >
Section[i].SizeOfRawData ?
Section[i].SizeOfRawData :
Section[i].Misc.VirtualSize);
if (Section[i].SizeOfRawData)
{
/* Copy the data from the disk to the image */
RtlCopyMemory((PVOID)((ULONG_PTR)LoadBase +
Section[i].VirtualAddress),
(PVOID)((ULONG_PTR)Base +
Section[i].PointerToRawData),
Section[i].Misc.VirtualSize >
Section[i].SizeOfRawData ?
Section[i].SizeOfRawData :
Section[i].Misc.VirtualSize);
}
else
{
/* BSS */
RtlZeroMemory((PVOID)((ULONG_PTR)LoadBase +
Section[i].VirtualAddress),
Section[i].Misc.VirtualSize);
}
}
}