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author | Andreas Baumann <mail@andreasbaumann.cc> | 2015-01-09 09:46:07 +0100 |
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committer | Andreas Baumann <mail@andreasbaumann.cc> | 2015-01-09 09:46:07 +0100 |
commit | 5ac03256db0fe4ca7e3ad1117d096c3a76368b76 (patch) | |
tree | c767808892cc7f013b87174ad3b31c23508b5fa5 /release/src/router/cyassl/ctaocrypt/src/fp_mul_comba_4.i | |
parent | d89b5dc1509c66ccbed1dbc7ed0e09264ea3179e (diff) | |
download | tomato-5ac03256db0fe4ca7e3ad1117d096c3a76368b76.tar.gz tomato-5ac03256db0fe4ca7e3ad1117d096c3a76368b76.tar.bz2 |
backported CyaSSL/OpenSSL support for internal webserver instead of MatrixSSL
Diffstat (limited to 'release/src/router/cyassl/ctaocrypt/src/fp_mul_comba_4.i')
-rw-r--r-- | release/src/router/cyassl/ctaocrypt/src/fp_mul_comba_4.i | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/release/src/router/cyassl/ctaocrypt/src/fp_mul_comba_4.i b/release/src/router/cyassl/ctaocrypt/src/fp_mul_comba_4.i new file mode 100644 index 00000000..f84c15d7 --- /dev/null +++ b/release/src/router/cyassl/ctaocrypt/src/fp_mul_comba_4.i @@ -0,0 +1,44 @@ +#ifdef TFM_MUL4 +void fp_mul_comba4(fp_int *A, fp_int *B, fp_int *C) +{ + fp_digit c0, c1, c2, at[8]; + + memcpy(at, A->dp, 4 * sizeof(fp_digit)); + memcpy(at+4, B->dp, 4 * sizeof(fp_digit)); + COMBA_START; + + COMBA_CLEAR; + /* 0 */ + MULADD(at[0], at[4]); + COMBA_STORE(C->dp[0]); + /* 1 */ + COMBA_FORWARD; + MULADD(at[0], at[5]); MULADD(at[1], at[4]); + COMBA_STORE(C->dp[1]); + /* 2 */ + COMBA_FORWARD; + MULADD(at[0], at[6]); MULADD(at[1], at[5]); MULADD(at[2], at[4]); + COMBA_STORE(C->dp[2]); + /* 3 */ + COMBA_FORWARD; + MULADD(at[0], at[7]); MULADD(at[1], at[6]); MULADD(at[2], at[5]); MULADD(at[3], at[4]); + COMBA_STORE(C->dp[3]); + /* 4 */ + COMBA_FORWARD; + MULADD(at[1], at[7]); MULADD(at[2], at[6]); MULADD(at[3], at[5]); + COMBA_STORE(C->dp[4]); + /* 5 */ + COMBA_FORWARD; + MULADD(at[2], at[7]); MULADD(at[3], at[6]); + COMBA_STORE(C->dp[5]); + /* 6 */ + COMBA_FORWARD; + MULADD(at[3], at[7]); + COMBA_STORE(C->dp[6]); + COMBA_STORE2(C->dp[7]); + C->used = 8; + C->sign = A->sign ^ B->sign; + fp_clamp(C); + COMBA_FINI; +} +#endif |