Fix blunder in 8a109f1
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parent
9013af76a3
commit
735b8fcb0b
2 changed files with 15 additions and 8 deletions
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@ -269,9 +269,9 @@ static int rsa_prepare_blinding( rsa_context *ctx,
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{
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{
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/* We already have blinding values, just update them by squaring */
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/* We already have blinding values, just update them by squaring */
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MPI_CHK( mpi_mul_mpi( &ctx->Vi, &ctx->Vi, &ctx->Vi ) );
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MPI_CHK( mpi_mul_mpi( &ctx->Vi, &ctx->Vi, &ctx->Vi ) );
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MPI_CHK( mpi_mod_mpi( &ctx->Vi, &ctx->Vi, &ctx->P ) );
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MPI_CHK( mpi_mod_mpi( &ctx->Vi, &ctx->Vi, &ctx->N ) );
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MPI_CHK( mpi_mul_mpi( &ctx->Vf, &ctx->Vf, &ctx->Vf ) );
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MPI_CHK( mpi_mul_mpi( &ctx->Vf, &ctx->Vf, &ctx->Vf ) );
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MPI_CHK( mpi_mod_mpi( &ctx->Vf, &ctx->Vf, &ctx->P ) );
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MPI_CHK( mpi_mod_mpi( &ctx->Vf, &ctx->Vf, &ctx->N ) );
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return( 0 );
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return( 0 );
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}
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}
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@ -374,13 +374,12 @@ void rsa_private( char *message_hex_string, int mod, int radix_P, char *input_P,
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rsa_context ctx;
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rsa_context ctx;
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mpi P1, Q1, H, G;
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mpi P1, Q1, H, G;
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rnd_pseudo_info rnd_info;
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rnd_pseudo_info rnd_info;
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int i;
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mpi_init( &P1 ); mpi_init( &Q1 ); mpi_init( &H ); mpi_init( &G );
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mpi_init( &P1 ); mpi_init( &Q1 ); mpi_init( &H ); mpi_init( &G );
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rsa_init( &ctx, RSA_PKCS_V15, 0 );
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rsa_init( &ctx, RSA_PKCS_V15, 0 );
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memset( message_str, 0x00, 1000 );
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memset( message_str, 0x00, 1000 );
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memset( output, 0x00, 1000 );
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memset( output_str, 0x00, 1000 );
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memset( &rnd_info, 0, sizeof( rnd_pseudo_info ) );
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memset( &rnd_info, 0, sizeof( rnd_pseudo_info ) );
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ctx.len = mod / 8;
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ctx.len = mod / 8;
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@ -402,12 +401,20 @@ void rsa_private( char *message_hex_string, int mod, int radix_P, char *input_P,
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unhexify( message_str, message_hex_string );
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unhexify( message_str, message_hex_string );
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TEST_ASSERT( rsa_private( &ctx, rnd_pseudo_rand, &rnd_info, message_str, output ) == result );
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/* repeat three times to test updating of blinding values */
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for( i = 0; i < 3; i++ )
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{
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memset( output, 0x00, 1000 );
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memset( output_str, 0x00, 1000 );
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TEST_ASSERT( rsa_private( &ctx, rnd_pseudo_rand, &rnd_info,
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message_str, output ) == result );
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if( result == 0 )
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if( result == 0 )
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{
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{
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hexify( output_str, output, ctx.len );
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hexify( output_str, output, ctx.len );
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TEST_ASSERT( strcasecmp( (char *) output_str, result_hex_str ) == 0 );
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TEST_ASSERT( strcasecmp( (char *) output_str,
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result_hex_str ) == 0 );
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}
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}
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}
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mpi_free( &P1 ); mpi_free( &Q1 ); mpi_free( &H ); mpi_free( &G );
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mpi_free( &P1 ); mpi_free( &Q1 ); mpi_free( &H ); mpi_free( &G );
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