diff options
Diffstat (limited to 'external_libs/python/pyzmq-14.7.0/bundled/libsodium/src/libsodium/crypto_scalarmult/curve25519/ref10/scalarmult_curve25519_ref10.c')
-rw-r--r-- | external_libs/python/pyzmq-14.7.0/bundled/libsodium/src/libsodium/crypto_scalarmult/curve25519/ref10/scalarmult_curve25519_ref10.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/external_libs/python/pyzmq-14.7.0/bundled/libsodium/src/libsodium/crypto_scalarmult/curve25519/ref10/scalarmult_curve25519_ref10.c b/external_libs/python/pyzmq-14.7.0/bundled/libsodium/src/libsodium/crypto_scalarmult/curve25519/ref10/scalarmult_curve25519_ref10.c deleted file mode 100644 index a081430a..00000000 --- a/external_libs/python/pyzmq-14.7.0/bundled/libsodium/src/libsodium/crypto_scalarmult/curve25519/ref10/scalarmult_curve25519_ref10.c +++ /dev/null @@ -1,54 +0,0 @@ - -#include "api.h" -#include "crypto_scalarmult.h" -#include "fe.h" - -#ifndef HAVE_TI_MODE - -int crypto_scalarmult(unsigned char *q, - const unsigned char *n, - const unsigned char *p) -{ - unsigned char e[32]; - unsigned int i; - fe x1; - fe x2; - fe z2; - fe x3; - fe z3; - fe tmp0; - fe tmp1; - int pos; - unsigned int swap; - unsigned int b; - - for (i = 0;i < 32;++i) e[i] = n[i]; - e[0] &= 248; - e[31] &= 127; - e[31] |= 64; - fe_frombytes(x1,p); - fe_1(x2); - fe_0(z2); - fe_copy(x3,x1); - fe_1(z3); - - swap = 0; - for (pos = 254;pos >= 0;--pos) { - b = e[pos / 8] >> (pos & 7); - b &= 1; - swap ^= b; - fe_cswap(x2,x3,swap); - fe_cswap(z2,z3,swap); - swap = b; -#include "montgomery.h" - } - fe_cswap(x2,x3,swap); - fe_cswap(z2,z3,swap); - - fe_invert(z2,z2); - fe_mul(x2,x2,z2); - fe_tobytes(q,x2); - return 0; -} - -#endif |