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Montgomery-related minor cleanups/documentation

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This commit is contained in:
Bodo Möller 2008-05-01 18:48:20 +00:00
parent 8a2062fefe
commit d05a474556
3 changed files with 6 additions and 4 deletions
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6
Configure
View File

@ -1268,11 +1268,11 @@ if ($ranlib eq "")
$cpuid_obj="" if ($processor eq "386"); $cpuid_obj="" if ($processor eq "386");
$bn_obj = $bn_asm unless $bn_obj ne ""; $bn_obj = $bn_asm unless $bn_obj ne "";
# bn86* is the only one implementing bn_*_part_words # bn-586 is the only one implementing bn_*_part_words
$cflags.=" -DOPENSSL_BN_ASM_PART_WORDS" if ($bn_obj =~ /bn(86|-586)/); $cflags.=" -DOPENSSL_BN_ASM_PART_WORDS" if ($bn_obj =~ /bn-586/);
$cflags.=" -DOPENSSL_IA32_SSE2" if (!$no_sse2 && $bn_obj =~ /86/); $cflags.=" -DOPENSSL_IA32_SSE2" if (!$no_sse2 && $bn_obj =~ /86/);
$cflags.=" -DOPENSSL_BN_ASM_MONT" if ($bn_obj =~ /\-mont|mo86\-/); $cflags.=" -DOPENSSL_BN_ASM_MONT" if ($bn_obj =~ /-mont/);
$cpuid_obj="mem_clr.o" unless ($cpuid_obj =~ /\.o$/); $cpuid_obj="mem_clr.o" unless ($cpuid_obj =~ /\.o$/);
$des_obj=$des_enc unless ($des_obj =~ /\.o$/); $des_obj=$des_enc unless ($des_obj =~ /\.o$/);

3
crypto/bn/bn.h
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@ -315,7 +315,8 @@ struct bn_mont_ctx_st
BIGNUM N; /* The modulus */ BIGNUM N; /* The modulus */
BIGNUM Ni; /* R*(1/R mod N) - N*Ni = 1 BIGNUM Ni; /* R*(1/R mod N) - N*Ni = 1
* (Ni is only stored for bignum algorithm) */ * (Ni is only stored for bignum algorithm) */
BN_ULONG n0[2];/* least significant word(s) of Ni */ BN_ULONG n0[2];/* least significant word(s) of Ni;
(type changed with 0.9.9, was "BN_ULONG n0;" before) */
int flags; int flags;
}; };

1
crypto/bn/bn_mont.c
View File

@ -394,6 +394,7 @@ void BN_MONT_CTX_init(BN_MONT_CTX *ctx)
BN_init(&(ctx->RR)); BN_init(&(ctx->RR));
BN_init(&(ctx->N)); BN_init(&(ctx->N));
BN_init(&(ctx->Ni)); BN_init(&(ctx->Ni));
ctx->n0[0] = ctx->n0[1] = 0;
ctx->flags=0; ctx->flags=0;
} }