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Optional W^X policy for JIT pages (#112)

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tevador
2019-08-25 13:47:40 +02:00
committed by GitHub
parent 971f10c9c2
commit 67010ab554
12 changed files with 195 additions and 55 deletions
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src/vm_compiled_light.hpp
+16 -12
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@@ -33,8 +33,8 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
namespace randomx {
template<class Allocator, bool softAes>
class CompiledLightVm : public CompiledVm<Allocator, softAes> {
template<class Allocator, bool softAes, bool secureJit>
class CompiledLightVm : public CompiledVm<Allocator, softAes, secureJit> {
public:
void* operator new(size_t size) {
void* ptr = AlignedAllocator<CacheLineSize>::allocMemory(size);
@@ -49,16 +49,20 @@ namespace randomx {
void setDataset(randomx_dataset* dataset) override { }
void run(void* seed) override;
using CompiledVm<Allocator, softAes>::mem;
using CompiledVm<Allocator, softAes>::compiler;
using CompiledVm<Allocator, softAes>::program;
using CompiledVm<Allocator, softAes>::config;
using CompiledVm<Allocator, softAes>::cachePtr;
using CompiledVm<Allocator, softAes>::datasetOffset;
using CompiledVm<Allocator, softAes, secureJit>::mem;
using CompiledVm<Allocator, softAes, secureJit>::compiler;
using CompiledVm<Allocator, softAes, secureJit>::program;
using CompiledVm<Allocator, softAes, secureJit>::config;
using CompiledVm<Allocator, softAes, secureJit>::cachePtr;
using CompiledVm<Allocator, softAes, secureJit>::datasetOffset;
};
using CompiledLightVmDefault = CompiledLightVm<AlignedAllocator<CacheLineSize>, true>;
using CompiledLightVmHardAes = CompiledLightVm<AlignedAllocator<CacheLineSize>, false>;
using CompiledLightVmLargePage = CompiledLightVm<LargePageAllocator, true>;
using CompiledLightVmLargePageHardAes = CompiledLightVm<LargePageAllocator, false>;
using CompiledLightVmDefault = CompiledLightVm<AlignedAllocator<CacheLineSize>, true, false>;
using CompiledLightVmHardAes = CompiledLightVm<AlignedAllocator<CacheLineSize>, false, false>;
using CompiledLightVmLargePage = CompiledLightVm<LargePageAllocator, true, false>;
using CompiledLightVmLargePageHardAes = CompiledLightVm<LargePageAllocator, false, false>;
using CompiledLightVmDefaultSecure = CompiledLightVm<AlignedAllocator<CacheLineSize>, true, true>;
using CompiledLightVmHardAesSecure = CompiledLightVm<AlignedAllocator<CacheLineSize>, false, true>;
using CompiledLightVmLargePageSecure = CompiledLightVm<LargePageAllocator, true, true>;
using CompiledLightVmLargePageHardAesSecure = CompiledLightVm<LargePageAllocator, false, true>;
}