From bb0c161e7d4bff0e70b59c2f4267da96f34742af Mon Sep 17 00:00:00 2001 From: Riccardo Spagni Date: Mon, 24 Aug 2015 19:34:10 +0200 Subject: renamed folder --- src/crypto/shen_ed25519_ref/ref10/fe_isnegative.c | 16 ---------------- 1 file changed, 16 deletions(-) delete mode 100644 src/crypto/shen_ed25519_ref/ref10/fe_isnegative.c (limited to 'src/crypto/shen_ed25519_ref/ref10/fe_isnegative.c') diff --git a/src/crypto/shen_ed25519_ref/ref10/fe_isnegative.c b/src/crypto/shen_ed25519_ref/ref10/fe_isnegative.c deleted file mode 100644 index 3b2c8b8d5..000000000 --- a/src/crypto/shen_ed25519_ref/ref10/fe_isnegative.c +++ /dev/null @@ -1,16 +0,0 @@ -#include "fe.h" - -/* -return 1 if f is in {1,3,5,...,q-2} -return 0 if f is in {0,2,4,...,q-1} - -Preconditions: - |f| bounded by 1.1*2^26,1.1*2^25,1.1*2^26,1.1*2^25,etc. -*/ - -int fe_isnegative(const fe f) -{ - unsigned char s[32]; - fe_tobytes(s,f); - return s[0] & 1; -} -- cgit v1.2.3