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Implement support for creating and booting encrypted partition using SHA-256. Support SHA-256 for normal volumes as well.

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This commit is contained in:
Mounir IDRASSI
2014-10-14 17:14:54 +02:00
parent f38cf0b694
commit 68f16dae24
9 changed files with 137 additions and 10 deletions
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15
src/Common/Random.c
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@@ -210,6 +210,7 @@ BOOL Randmix ()
WHIRLPOOL_CTX wctx;
RMD160_CTX rctx;
sha512_ctx sctx;
sha256_ctx s256ctx;
int poolIndex, digestIndex, digestSize;
switch (HashFunction)
@@ -222,6 +223,10 @@ BOOL Randmix ()
digestSize = SHA512_DIGESTSIZE;
break;
case SHA256:
digestSize = SHA256_DIGESTSIZE;
break;
case WHIRLPOOL:
digestSize = WHIRLPOOL_DIGESTSIZE;
break;
@@ -250,6 +255,12 @@ BOOL Randmix ()
sha512_end (hashOutputBuffer, &sctx);
break;
case SHA256:
sha256_begin (&s256ctx);
sha256_hash (pRandPool, RNG_POOL_SIZE, &s256ctx);
sha256_end (hashOutputBuffer, &s256ctx);
break;
case WHIRLPOOL:
WHIRLPOOL_init (&wctx);
WHIRLPOOL_add (pRandPool, RNG_POOL_SIZE * 8, &wctx);
@@ -280,6 +291,10 @@ BOOL Randmix ()
burn (&sctx, sizeof(sctx));
break;
case SHA256:
burn (&s256ctx, sizeof(s256ctx));
break;
case WHIRLPOOL:
burn (&wctx, sizeof(wctx));
break;