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Refactored RSA to have random generator in every RSA operation

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Primarily so that rsa_private() receives an RNG for blinding purposes.
This commit is contained in:
Paul Bakker
2013-08-30 10:30:02 +02:00
parent ca174fef80
commit 548957dd49
11 changed files with 132 additions and 49 deletions
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7
library/pk_wrap.c
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@ -67,7 +67,7 @@ static int rsa_verify_wrap( void *ctx, md_type_t md_alg,
if( sig_len != ((rsa_context *) ctx)->len )
return( POLARSSL_ERR_RSA_VERIFY_FAILED );
return( rsa_pkcs1_verify( (rsa_context *) ctx,
return( rsa_pkcs1_verify( (rsa_context *) ctx, NULL, NULL,
RSA_PUBLIC, md_alg, hash_len, hash, sig ) );
}
@ -87,13 +87,10 @@ static int rsa_decrypt_wrap( void *ctx,
unsigned char *output, size_t *olen, size_t osize,
int (*f_rng)(void *, unsigned char *, size_t), void *p_rng )
{
((void) f_rng);
((void) p_rng);
if( ilen != ((rsa_context *) ctx)->len )
return( POLARSSL_ERR_RSA_BAD_INPUT_DATA );
return( rsa_pkcs1_decrypt( (rsa_context *) ctx,
return( rsa_pkcs1_decrypt( (rsa_context *) ctx, f_rng, p_rng,
RSA_PRIVATE, olen, input, output, osize ) );
}