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pass key schedule as parameter

pull/72/head
orignal 11 years ago
parent
commit
6557ebb51b
  1. 76
      aes.cpp

76
aes.cpp

@ -77,57 +77,57 @@ namespace crypto @@ -77,57 +77,57 @@ namespace crypto
);
}
#define EncryptAES256 \
"pxor (%[sched]), %%xmm0 \n" \
"aesenc 16(%[sched]), %%xmm0 \n" \
"aesenc 32(%[sched]), %%xmm0 \n" \
"aesenc 48(%[sched]), %%xmm0 \n" \
"aesenc 64(%[sched]), %%xmm0 \n" \
"aesenc 80(%[sched]), %%xmm0 \n" \
"aesenc 96(%[sched]), %%xmm0 \n" \
"aesenc 112(%[sched]), %%xmm0 \n" \
"aesenc 128(%[sched]), %%xmm0 \n" \
"aesenc 144(%[sched]), %%xmm0 \n" \
"aesenc 160(%[sched]), %%xmm0 \n" \
"aesenc 176(%[sched]), %%xmm0 \n" \
"aesenc 192(%[sched]), %%xmm0 \n" \
"aesenc 208(%[sched]), %%xmm0 \n" \
"aesenclast 224(%[sched]), %%xmm0 \n"
#define EncryptAES256(sched) \
"pxor (%["#sched"]), %%xmm0 \n" \
"aesenc 16(%["#sched"]), %%xmm0 \n" \
"aesenc 32(%["#sched"]), %%xmm0 \n" \
"aesenc 48(%["#sched"]), %%xmm0 \n" \
"aesenc 64(%["#sched"]), %%xmm0 \n" \
"aesenc 80(%["#sched"]), %%xmm0 \n" \
"aesenc 96(%["#sched"]), %%xmm0 \n" \
"aesenc 112(%["#sched"]), %%xmm0 \n" \
"aesenc 128(%["#sched"]), %%xmm0 \n" \
"aesenc 144(%["#sched"]), %%xmm0 \n" \
"aesenc 160(%["#sched"]), %%xmm0 \n" \
"aesenc 176(%["#sched"]), %%xmm0 \n" \
"aesenc 192(%["#sched"]), %%xmm0 \n" \
"aesenc 208(%["#sched"]), %%xmm0 \n" \
"aesenclast 224(%["#sched"]), %%xmm0 \n"
void ECBEncryptionAESNI::Encrypt (const ChipherBlock * in, ChipherBlock * out)
{
__asm__
(
"movups (%[in]), %%xmm0 \n"
EncryptAES256
EncryptAES256(sched)
"movups %%xmm0, (%[out]) \n"
: : [sched]"r"(m_KeySchedule), [in]"r"(in), [out]"r"(out) : "%xmm0"
);
}
#define DecryptAES256 \
"pxor 224(%[sched]), %%xmm0 \n" \
"aesdec 208(%[sched]), %%xmm0 \n" \
"aesdec 192(%[sched]), %%xmm0 \n" \
"aesdec 176(%[sched]), %%xmm0 \n" \
"aesdec 160(%[sched]), %%xmm0 \n" \
"aesdec 144(%[sched]), %%xmm0 \n" \
"aesdec 128(%[sched]), %%xmm0 \n" \
"aesdec 112(%[sched]), %%xmm0 \n" \
"aesdec 96(%[sched]), %%xmm0 \n" \
"aesdec 80(%[sched]), %%xmm0 \n" \
"aesdec 64(%[sched]), %%xmm0 \n" \
"aesdec 48(%[sched]), %%xmm0 \n" \
"aesdec 32(%[sched]), %%xmm0 \n" \
"aesdec 16(%[sched]), %%xmm0 \n" \
"aesdeclast (%[sched]), %%xmm0 \n"
#define DecryptAES256(sched) \
"pxor 224(%["#sched"]), %%xmm0 \n" \
"aesdec 208(%["#sched"]), %%xmm0 \n" \
"aesdec 192(%["#sched"]), %%xmm0 \n" \
"aesdec 176(%["#sched"]), %%xmm0 \n" \
"aesdec 160(%["#sched"]), %%xmm0 \n" \
"aesdec 144(%["#sched"]), %%xmm0 \n" \
"aesdec 128(%["#sched"]), %%xmm0 \n" \
"aesdec 112(%["#sched"]), %%xmm0 \n" \
"aesdec 96(%["#sched"]), %%xmm0 \n" \
"aesdec 80(%["#sched"]), %%xmm0 \n" \
"aesdec 64(%["#sched"]), %%xmm0 \n" \
"aesdec 48(%["#sched"]), %%xmm0 \n" \
"aesdec 32(%["#sched"]), %%xmm0 \n" \
"aesdec 16(%["#sched"]), %%xmm0 \n" \
"aesdeclast (%["#sched"]), %%xmm0 \n"
void ECBDecryptionAESNI::Decrypt (const ChipherBlock * in, ChipherBlock * out)
{
__asm__
(
"movups (%[in]), %%xmm0 \n"
DecryptAES256
DecryptAES256(sched)
"movups %%xmm0, (%[out]) \n"
: : [sched]"r"(m_KeySchedule), [in]"r"(in), [out]"r"(out) : "%xmm0"
);
@ -173,7 +173,7 @@ namespace crypto @@ -173,7 +173,7 @@ namespace crypto
"block_e: \n"
"movups (%[in]), %%xmm0 \n"
"pxor %%xmm1, %%xmm0 \n"
EncryptAES256
EncryptAES256(sched)
"movaps %%xmm0, %%xmm1 \n"
"movups %%xmm0, (%[out]) \n"
"add $16, %[in] \n"
@ -212,7 +212,7 @@ namespace crypto @@ -212,7 +212,7 @@ namespace crypto
"movups (%[iv]), %%xmm1 \n"
"movups (%[in]), %%xmm0 \n"
"pxor %%xmm1, %%xmm0 \n"
EncryptAES256
EncryptAES256(sched)
"movups %%xmm0, (%[out]) \n"
"movups %%xmm0, (%[iv]) \n"
:
@ -234,7 +234,7 @@ namespace crypto @@ -234,7 +234,7 @@ namespace crypto
"block_d: \n"
"movups (%[in]), %%xmm0 \n"
"movaps %%xmm0, %%xmm2 \n"
DecryptAES256
DecryptAES256(sched)
"pxor %%xmm1, %%xmm0 \n"
"movups %%xmm0, (%[out]) \n"
"movaps %%xmm2, %%xmm1 \n"
@ -275,7 +275,7 @@ namespace crypto @@ -275,7 +275,7 @@ namespace crypto
"movups (%[iv]), %%xmm1 \n"
"movups (%[in]), %%xmm0 \n"
"movups %%xmm0, (%[iv]) \n"
DecryptAES256
DecryptAES256(sched)
"pxor %%xmm1, %%xmm0 \n"
"movups %%xmm0, (%[out]) \n"
:

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