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author | Jeffrey Walton <noloader@gmail.com> | 2016-01-25 10:47:48 -0500 |
---|---|---|
committer | Jeffrey Walton <noloader@gmail.com> | 2016-01-25 10:47:48 -0500 |
commit | 9e92f7993264c5dc9df53c4f6aaf19d3c13783cd (patch) | |
tree | 49fb1c17ca2ee71176d4d964eee57da457f7edb3 | |
parent | be491ef0073a752a52efa6067fe8e29a2e530d69 (diff) | |
download | cryptopp-git-9e92f7993264c5dc9df53c4f6aaf19d3c13783cd.tar.gz |
Cleared -Wcast-align (Issue 122)
-rw-r--r-- | gcm.cpp | 5 | ||||
-rw-r--r-- | shark.cpp | 4 | ||||
-rw-r--r-- | tea.cpp | 14 |
3 files changed, 16 insertions, 7 deletions
@@ -80,7 +80,10 @@ __m128i _mm_clmulepi64_si128(const __m128i &a, const __m128i &b, int i) inline static void SSE2_Xor16(byte *a, const byte *b, const byte *c)
{
#if CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE
- *(__m128i *)a = _mm_xor_si128(*(__m128i *)b, *(__m128i *)c);
+ assert(IsAlignedOn(a,GetAlignmentOf<__m128i>()));
+ assert(IsAlignedOn(b,GetAlignmentOf<__m128i>()));
+ assert(IsAlignedOn(c,GetAlignmentOf<__m128i>()));
+ *(__m128i *)(void *)a = _mm_xor_si128(*(__m128i *)(void *)b, *(__m128i *)(void *)c);
#else
asm ("movdqa %1, %%xmm0; pxor %2, %%xmm0; movdqa %%xmm0, %0;" : "=m" (a[0]) : "m"(b[0]), "m"(c[0]));
#endif
@@ -96,7 +96,7 @@ template <const byte *sbox, const ArrayOf256Word64s *cbox> struct SharkProcessAndXorBlock{ // VC60 workaround: problem with template functions
inline SharkProcessAndXorBlock(const word64 *roundKeys, unsigned int rounds, const byte *inBlock, const byte *xorBlock, byte *outBlock)
{
- assert(IsAlignedOn(input,GetAlignmentOf<word64>()));
+ assert(IsAlignedOn(inBlock,GetAlignmentOf<word64>()));
word64 tmp = *(word64 *)(void *)inBlock ^ roundKeys[0];
ByteOrder order = GetNativeByteOrder();
@@ -125,7 +125,7 @@ inline SharkProcessAndXorBlock(const word64 *roundKeys, unsigned int rounds, con (sbox[GETBYTE(tmp, 1)])
(sbox[GETBYTE(tmp, 0)]);
- assert(IsAlignedOn(output,GetAlignmentOf<word64>()));
+ assert(IsAlignedOn(outBlock,GetAlignmentOf<word64>()));
*(word64 *)(void *)outBlock ^= roundKeys[rounds];
}};
@@ -106,9 +106,12 @@ void XTEA::Dec::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, by void BTEA::Enc::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const
{
CRYPTOPP_UNUSED(xorBlock);
+ assert(IsAlignedOn(inBlock,GetAlignmentOf<word32>()));
+ assert(IsAlignedOn(outBlock,GetAlignmentOf<word32>()));
+
unsigned int n = m_blockSize / 4;
- word32 *v = (word32*)outBlock;
- ConditionalByteReverse(BIG_ENDIAN_ORDER, v, (const word32*)inBlock, m_blockSize);
+ word32 *v = (word32*)(void *)outBlock;
+ ConditionalByteReverse(BIG_ENDIAN_ORDER, v, (const word32*)(void *)inBlock, m_blockSize);
word32 y = v[0], z = v[n-1], e;
word32 p, q = 6+52/n;
@@ -133,9 +136,12 @@ void BTEA::Enc::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, by void BTEA::Dec::ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const
{
CRYPTOPP_UNUSED(xorBlock);
+ assert(IsAlignedOn(inBlock,GetAlignmentOf<word32>()));
+ assert(IsAlignedOn(outBlock,GetAlignmentOf<word32>()));
+
unsigned int n = m_blockSize / 4;
- word32 *v = (word32*)outBlock;
- ConditionalByteReverse(BIG_ENDIAN_ORDER, v, (const word32*)inBlock, m_blockSize);
+ word32 *v = (word32*)(void *)outBlock;
+ ConditionalByteReverse(BIG_ENDIAN_ORDER, v, (const word32*)(void *)inBlock, m_blockSize);
word32 y = v[0], z = v[n-1], e;
word32 p, q = 6+52/n;
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