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prevent resource byte swapping

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This commit is contained in:
Kelvin Sherlock 2015-02-06 19:54:55 -05:00
parent 023d233c40
commit 710da65650
1 changed files with 31 additions and 1 deletions
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32
toolbox/rm.cpp
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@ -28,10 +28,10 @@
//#include <unordered_map> //#include <unordered_map>
#include <list> #include <list>
#include <map> #include <map>
#include <unordered_set>
#include <CoreServices/CoreServices.h> #include <CoreServices/CoreServices.h>
#include "rm.h" #include "rm.h"
#include "toolbox.h" #include "toolbox.h"
#include "mm.h" #include "mm.h"
@ -61,6 +61,32 @@ namespace
bool ResLoad = true; bool ResLoad = true;
// https://developer.apple.com/library/mac/documentation/Carbon/Reference/CoreEndianReference/
OSStatus FlipperNoFlipping(OSType dataDomain, OSType dataType, SInt16 id, void *dataPtr, ByteCount dataSize, Boolean currentlyNative, void *refCon)
{
return 0;
}
void BypassResourceFlipper(OSType dataType)
{
static std::unordered_set<OSType> Types;
if (Types.find(dataType) != Types.end()) return;
CoreEndianFlipProc proc;
void *refCon;
if (::CoreEndianGetFlipper(kCoreEndianResourceManagerDomain, dataType, &proc, &refCon) == 0)
{
::CoreEndianInstallFlipper(kCoreEndianResourceManagerDomain, dataType, FlipperNoFlipping, nullptr);
//fprintf(stderr, "Endian Flipper was installed for resource '%s'\n", TypeToString(dataType).c_str());
}
Types.insert(dataType);
}
#if 0 #if 0
struct ResEntry struct ResEntry
{ {
@ -143,9 +169,13 @@ namespace RM
uint32_t size; uint32_t size;
theHandle = 0; theHandle = 0;
if (!LoadResType(type)) if (!LoadResType(type))
return SetResError(resNotFound); return SetResError(resNotFound);
BypassResourceFlipper(type);
nativeHandle = fx(); nativeHandle = fx();
if (!nativeHandle) return SetResError(resNotFound); if (!nativeHandle) return SetResError(resNotFound);