diff options
Diffstat (limited to 'usr.bin')
| -rw-r--r-- | usr.bin/ssh/sntrup4591761.c | 109 | ||||
| -rw-r--r-- | usr.bin/ssh/sntrup4591761.sh | 47 |
2 files changed, 79 insertions, 77 deletions
diff --git a/usr.bin/ssh/sntrup4591761.c b/usr.bin/ssh/sntrup4591761.c index d3ff549ae55..9631b423e29 100644 --- a/usr.bin/ssh/sntrup4591761.c +++ b/usr.bin/ssh/sntrup4591761.c @@ -1,26 +1,36 @@ #include <string.h> #include "crypto_api.h" -/* from supercop-20181216/crypto_sort/int32/portable3/int32_minmax.inc */ -#define int32_MINMAX(a,b) \ -do { \ - int32 ab = b ^ a; \ - int32 c = b - a; \ - c ^= ab & (c ^ b); \ - c >>= 31; \ - c &= ab; \ - a ^= c; \ - b ^= c; \ -} while(0) - -/* from supercop-20181216/crypto_sort/int32/portable3/sort.c */ -#define int32 crypto_int32 - - -static void crypto_sort_int32(void *array,long long n) +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/int32_sort.h */ +#ifndef int32_sort_h +#define int32_sort_h + + +static void int32_sort(crypto_int32 *,int); + +#endif + +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/int32_sort.c */ +/* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ + + +static void minmax(crypto_int32 *x,crypto_int32 *y) +{ + crypto_uint32 xi = *x; + crypto_uint32 yi = *y; + crypto_uint32 xy = xi ^ yi; + crypto_uint32 c = yi - xi; + c ^= xy & (c ^ yi); + c >>= 31; + c = -c; + c &= xy; + *x = xi ^ c; + *y = yi ^ c; +} + +static void int32_sort(crypto_int32 *x,int n) { - long long top,p,q,r,i; - int32 *x = array; + int top,p,q,i; if (n < 2) return; top = 1; @@ -29,22 +39,15 @@ static void crypto_sort_int32(void *array,long long n) for (p = top;p > 0;p >>= 1) { for (i = 0;i < n - p;++i) if (!(i & p)) - int32_MINMAX(x[i],x[i+p]); - i = 0; - for (q = top;q > p;q >>= 1) { - for (;i < n - q;++i) { - if (!(i & p)) { - int32 a = x[i + p]; - for (r = q;r > p;r >>= 1) - int32_MINMAX(a,x[i+r]); - x[i + p] = a; - } - } - } + minmax(x + i,x + i + p); + for (q = top;q > p;q >>= 1) + for (i = 0;i < n - q;++i) + if (!(i & p)) + minmax(x + i + p,x + i + q); } } -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/small.h */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/small.h */ #ifndef small_h #define small_h @@ -62,7 +65,7 @@ static void small_random_weightw(small *); #endif -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/mod3.h */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/mod3.h */ #ifndef mod3_h #define mod3_h @@ -122,7 +125,7 @@ static inline small mod3_quotient(small num,small den) #endif -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/modq.h */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/modq.h */ #ifndef modq_h #define modq_h @@ -212,7 +215,7 @@ static inline modq modq_quotient(modq num,modq den) #endif -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/params.h */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/params.h */ #ifndef params_h #define params_h @@ -228,7 +231,7 @@ static inline modq modq_quotient(modq num,modq den) #endif -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/r3.h */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/r3.h */ #ifndef r3_h #define r3_h @@ -239,7 +242,7 @@ extern int r3_recip(small *,const small *); #endif -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/rq.h */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/rq.h */ #ifndef rq_h #define rq_h @@ -260,7 +263,7 @@ int rq_recip3(modq *,const small *); #endif -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/swap.h */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/swap.h */ #ifndef swap_h #define swap_h @@ -268,7 +271,7 @@ static void swap(void *,void *,int,int); #endif -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/dec.c */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/dec.c */ /* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ #ifdef KAT @@ -334,7 +337,7 @@ int crypto_kem_sntrup4591761_dec( return result; } -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/enc.c */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/enc.c */ /* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ #ifdef KAT @@ -380,7 +383,7 @@ int crypto_kem_sntrup4591761_enc( return 0; } -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/keypair.c */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/keypair.c */ /* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ @@ -416,7 +419,7 @@ int crypto_kem_sntrup4591761_keypair(unsigned char *pk,unsigned char *sk) return 0; } -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/r3_mult.c */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/r3_mult.c */ /* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ @@ -448,7 +451,7 @@ static void r3_mult(small *h,const small *f,const small *g) h[i] = fg[i]; } -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/r3_recip.c */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/r3_recip.c */ /* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ @@ -574,7 +577,7 @@ int r3_recip(small *r,const small *s) return smaller_mask_r3_recip(0,d); } -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/randomsmall.c */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/randomsmall.c */ /* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ @@ -588,7 +591,7 @@ static void small_random(small *g) } } -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/randomweightw.c */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/randomweightw.c */ /* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ @@ -600,11 +603,11 @@ static void small_random_weightw(small *f) for (i = 0;i < p;++i) r[i] = small_random32(); for (i = 0;i < w;++i) r[i] &= -2; for (i = w;i < p;++i) r[i] = (r[i] & -3) | 1; - crypto_sort_int32(r,p); + int32_sort(r,p); for (i = 0;i < p;++i) f[i] = ((small) (r[i] & 3)) - 1; } -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/rq.c */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/rq.c */ /* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ @@ -733,7 +736,7 @@ static void rq_decode(modq *f,const unsigned char *c) *f++ = modq_freeze(c0 + q - qshift); } -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/rq_mult.c */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/rq_mult.c */ /* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ @@ -765,7 +768,7 @@ static void rq_mult(modq *h,const modq *f,const small *g) h[i] = fg[i]; } -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/rq_recip3.c */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/rq_recip3.c */ /* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ @@ -891,7 +894,7 @@ int rq_recip3(modq *r,const small *s) return smaller_mask_rq_recip3(0,d); } -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/rq_round3.c */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/rq_round3.c */ /* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ @@ -903,7 +906,7 @@ static void rq_round3(modq *h,const modq *f) h[i] = ((21846 * (f[i] + 2295) + 32768) >> 16) * 3 - 2295; } -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/rq_rounded.c */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/rq_rounded.c */ /* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ @@ -1005,7 +1008,7 @@ static void rq_decoderounded(modq *f,const unsigned char *c) *f++ = modq_freeze(f1 * 3 + q - qshift); } -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/small.c */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/small.c */ /* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ @@ -1044,7 +1047,7 @@ static void small_decode(small *f,const unsigned char *c) *f++ = ((small) (c0 & 3)) - 1; } -/* from supercop-20181216/crypto_kem/sntrup4591761/ref/swap.c */ +/* from libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/swap.c */ /* See https://ntruprime.cr.yp.to/software.html for detailed documentation. */ diff --git a/usr.bin/ssh/sntrup4591761.sh b/usr.bin/ssh/sntrup4591761.sh index 5540ca4d967..2a0a4200bd8 100644 --- a/usr.bin/ssh/sntrup4591761.sh +++ b/usr.bin/ssh/sntrup4591761.sh @@ -1,28 +1,28 @@ #!/bin/sh FILES=" - supercop-20181216/crypto_sort/int32/portable3/int32_minmax.inc - supercop-20181216/crypto_sort/int32/portable3/sort.c - supercop-20181216/crypto_kem/sntrup4591761/ref/small.h - supercop-20181216/crypto_kem/sntrup4591761/ref/mod3.h - supercop-20181216/crypto_kem/sntrup4591761/ref/modq.h - supercop-20181216/crypto_kem/sntrup4591761/ref/params.h - supercop-20181216/crypto_kem/sntrup4591761/ref/r3.h - supercop-20181216/crypto_kem/sntrup4591761/ref/rq.h - supercop-20181216/crypto_kem/sntrup4591761/ref/swap.h - supercop-20181216/crypto_kem/sntrup4591761/ref/dec.c - supercop-20181216/crypto_kem/sntrup4591761/ref/enc.c - supercop-20181216/crypto_kem/sntrup4591761/ref/keypair.c - supercop-20181216/crypto_kem/sntrup4591761/ref/r3_mult.c - supercop-20181216/crypto_kem/sntrup4591761/ref/r3_recip.c - supercop-20181216/crypto_kem/sntrup4591761/ref/randomsmall.c - supercop-20181216/crypto_kem/sntrup4591761/ref/randomweightw.c - supercop-20181216/crypto_kem/sntrup4591761/ref/rq.c - supercop-20181216/crypto_kem/sntrup4591761/ref/rq_mult.c - supercop-20181216/crypto_kem/sntrup4591761/ref/rq_recip3.c - supercop-20181216/crypto_kem/sntrup4591761/ref/rq_round3.c - supercop-20181216/crypto_kem/sntrup4591761/ref/rq_rounded.c - supercop-20181216/crypto_kem/sntrup4591761/ref/small.c - supercop-20181216/crypto_kem/sntrup4591761/ref/swap.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/int32_sort.h + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/int32_sort.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/small.h + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/mod3.h + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/modq.h + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/params.h + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/r3.h + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/rq.h + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/swap.h + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/dec.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/enc.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/keypair.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/r3_mult.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/r3_recip.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/randomsmall.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/randomweightw.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/rq.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/rq_mult.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/rq_recip3.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/rq_round3.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/rq_rounded.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/small.c + libpqcrypto-20180314/crypto_kem/sntrup4591761/ref/swap.c " ### @@ -40,7 +40,6 @@ for i in $FILES; do grep -v "extern crypto_int32 small_random32" | sed -e "s/crypto_kem_/crypto_kem_sntrup4591761_/g" \ -e "s/smaller_mask/smaller_mask_${b}/g" \ - -e "s/void crypto_sort/void crypto_sort_int32/" \ -e "s/^extern void /static void /" \ -e "s/^void /static void /" echo |