Remove SM4 support!

src/Crypto/Crypto.vcxproj

@@ -260,11 +260,6 @@
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
     </ClCompile>
     <ClCompile Include="Sha2Intel.c" />
-    <ClCompile Include="sm4-impl-aesni.cpp">
-      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|ARM64'">true</ExcludedFromBuild>
-      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|ARM64'">true</ExcludedFromBuild>
-    </ClCompile>
-    <ClCompile Include="sm4.cpp" />
     <ClCompile Include="Streebog.c" />
     <ClCompile Include="t1ha2.c" />
     <ClCompile Include="t1ha2_selfcheck.c" />
@@ -292,7 +287,6 @@
     <ClInclude Include="SerpentFast.h" />
     <ClInclude Include="SerpentFast_sbox.h" />
     <ClInclude Include="Sha2.h" />
-    <ClInclude Include="sm4.h" />
     <ClInclude Include="Streebog.h" />
     <ClInclude Include="t1ha.h" />
     <ClInclude Include="t1ha_bits.h" />

src/Crypto/Crypto.vcxproj.filters

@@ -99,12 +99,6 @@
     <ClCompile Include="sha256_armv8.c">
       <Filter>Source Files</Filter>
     </ClCompile>
-    <ClCompile Include="sm4.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="sm4-impl-aesni.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="Aes.h">
@@ -182,9 +176,6 @@
     <ClInclude Include="t1ha_selfcheck.h">
       <Filter>Header Files</Filter>
     </ClInclude>
-    <ClInclude Include="sm4.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <CustomBuild Include="Aes_hw_cpu.asm">

src/Crypto/Sources

@@ -48,8 +48,6 @@ SOURCES = \
 	Streebog.c \
 	kuznyechik.c \
 	kuznyechik_simd.c \
-	sm4.cpp \
-	sm4-impl-aesni.cpp \
 	Whirlpool.c \
 	Camellia.c \
 	Camellia_$(TC_ARCH).S \