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authorJustOff <Off.Just.Off@gmail.com>2018-06-09 15:11:22 +0300
committerJustOff <Off.Just.Off@gmail.com>2018-06-11 16:42:50 +0300
commitf83f62e1bff0c2aedc32e67fe369ba923c5b104a (patch)
treefbb69e76754552dde5c3c5d4fe928ed9693f601a /security/nss/lib/freebl/ecl/uint128.c
parent75323087aea91719bbb4f766bc6298d0618f0163 (diff)
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Update NSS to 3.36.4-RTM
Diffstat (limited to 'security/nss/lib/freebl/ecl/uint128.c')
-rw-r--r--security/nss/lib/freebl/ecl/uint128.c90
1 files changed, 0 insertions, 90 deletions
diff --git a/security/nss/lib/freebl/ecl/uint128.c b/security/nss/lib/freebl/ecl/uint128.c
deleted file mode 100644
index 5465875ad..000000000
--- a/security/nss/lib/freebl/ecl/uint128.c
+++ /dev/null
@@ -1,90 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#include "uint128.h"
-
-/* helper functions */
-uint64_t
-mask51(uint128_t x)
-{
- return x.lo & MASK51;
-}
-
-uint64_t
-mask_lower(uint128_t x)
-{
- return x.lo;
-}
-
-uint128_t
-mask51full(uint128_t x)
-{
- uint128_t ret = { x.lo & MASK51, 0 };
- return ret;
-}
-
-uint128_t
-init128x(uint64_t x)
-{
- uint128_t ret = { x, 0 };
- return ret;
-}
-
-#define CONSTANT_TIME_CARRY(a, b) \
- ((a ^ ((a ^ b) | ((a - b) ^ b))) >> (sizeof(a) * 8 - 1))
-
-/* arithmetic */
-
-uint128_t
-add128(uint128_t a, uint128_t b)
-{
- uint128_t ret;
- ret.lo = a.lo + b.lo;
- ret.hi = a.hi + b.hi + CONSTANT_TIME_CARRY(ret.lo, b.lo);
- return ret;
-}
-
-/* out = 19 * a */
-uint128_t
-mul12819(uint128_t a)
-{
- uint128_t ret = lshift128(a, 4);
- ret = add128(ret, a);
- ret = add128(ret, a);
- ret = add128(ret, a);
- return ret;
-}
-
-uint128_t
-mul6464(uint64_t a, uint64_t b)
-{
- uint128_t ret;
- uint64_t t0 = ((uint64_t)(uint32_t)a) * ((uint64_t)(uint32_t)b);
- uint64_t t1 = (a >> 32) * ((uint64_t)(uint32_t)b) + (t0 >> 32);
- uint64_t t2 = (b >> 32) * ((uint64_t)(uint32_t)a) + ((uint32_t)t1);
- ret.lo = (((uint64_t)((uint32_t)t2)) << 32) + ((uint32_t)t0);
- ret.hi = (a >> 32) * (b >> 32);
- ret.hi += (t2 >> 32) + (t1 >> 32);
- return ret;
-}
-
-/* only defined for n < 64 */
-uint128_t
-rshift128(uint128_t x, uint8_t n)
-{
- uint128_t ret;
- ret.lo = (x.lo >> n) + (x.hi << (64 - n));
- ret.hi = x.hi >> n;
- return ret;
-}
-
-/* only defined for n < 64 */
-uint128_t
-lshift128(uint128_t x, uint8_t n)
-{
- uint128_t ret;
- ret.hi = (x.hi << n) + (x.lo >> (64 - n));
- ret.lo = x.lo << n;
- return ret;
-}