tests/suites/test_suite_pkcs1_v21.function

BEGIN_HEADER
#include <polarssl/rsa.h>
#include <polarssl/md.h>
#include <polarssl/md2.h>
#include <polarssl/md4.h>
#include <polarssl/md5.h>
#include <polarssl/sha1.h>
#include <polarssl/sha2.h>
#include <polarssl/sha4.h>
END_HEADER

BEGIN_DEPENDENCIES
depends_on:POLARSSL_PKCS1_V21:POLARSSL_RSA_C:POLARSSL_BIGNUM_C:POLARSSL_SHA1_C:POLARSSL_GENPRIME
END_DEPENDENCIES

BEGIN_CASE
pkcs1_rsaes_oaep_encrypt:mod:radix_N:input_N:radix_E:input_E:hash:message_hex_string:seed:result_hex_str:result
{
    unsigned char message_str[1000];
    unsigned char output[1000];
    unsigned char output_str[1000];
    unsigned char rnd_buf[1000];
    rsa_context ctx;
    size_t msg_len;
    rnd_buf_info info;

    info.length = unhexify( rnd_buf, {seed} );
    info.buf = rnd_buf;

    rsa_init( &ctx, RSA_PKCS_V21, {hash} );
    memset( message_str, 0x00, 1000 );
    memset( output, 0x00, 1000 );
    memset( output_str, 0x00, 1000 );

    ctx.len = {mod} / 8 + ( ( {mod} % 8 ) ? 1 : 0 );
    TEST_ASSERT( mpi_read_string( &ctx.N, {radix_N}, {input_N} ) == 0 );
    TEST_ASSERT( mpi_read_string( &ctx.E, {radix_E}, {input_E} ) == 0 );

    TEST_ASSERT( rsa_check_pubkey( &ctx ) == 0 );

    msg_len = unhexify( message_str, {message_hex_string} );

    TEST_ASSERT( rsa_pkcs1_encrypt( &ctx, &rnd_buffer_rand, &info, RSA_PUBLIC, msg_len, message_str, output ) == {result} );
    if( {result} == 0 )
    {
        hexify( output_str, output, ctx.len );

        TEST_ASSERT( strcasecmp( (char *) output_str, {result_hex_str} ) == 0 );
    }

    rsa_free( &ctx );
}
END_CASE

BEGIN_CASE
pkcs1_rsaes_oaep_decrypt:mod:radix_P:input_P:radix_Q:input_Q:radix_N:input_N:radix_E:input_E:hash:result_hex_str:seed:message_hex_string:result
{
    unsigned char message_str[1000];
    unsigned char output[1000];
    unsigned char output_str[1000];
    rsa_context ctx;
    mpi P1, Q1, H, G;
    size_t output_len;

    mpi_init( &P1 ); mpi_init( &Q1 ); mpi_init( &H ); mpi_init( &G );
    rsa_init( &ctx, RSA_PKCS_V21, {hash} );

    memset( message_str, 0x00, 1000 );
    memset( output, 0x00, 1000 );
    memset( output_str, 0x00, 1000 );

    ctx.len = {mod} / 8 + ( ( {mod} % 8 ) ? 1 : 0 );
    TEST_ASSERT( mpi_read_string( &ctx.P, {radix_P}, {input_P} ) == 0 );
    TEST_ASSERT( mpi_read_string( &ctx.Q, {radix_Q}, {input_Q} ) == 0 );
    TEST_ASSERT( mpi_read_string( &ctx.N, {radix_N}, {input_N} ) == 0 );
    TEST_ASSERT( mpi_read_string( &ctx.E, {radix_E}, {input_E} ) == 0 );
                
    TEST_ASSERT( mpi_sub_int( &P1, &ctx.P, 1 ) == 0 );
    TEST_ASSERT( mpi_sub_int( &Q1, &ctx.Q, 1 ) == 0 );
    TEST_ASSERT( mpi_mul_mpi( &H, &P1, &Q1 ) == 0 );
    TEST_ASSERT( mpi_gcd( &G, &ctx.E, &H  ) == 0 );
    TEST_ASSERT( mpi_inv_mod( &ctx.D , &ctx.E, &H  ) == 0 );
    TEST_ASSERT( mpi_mod_mpi( &ctx.DP, &ctx.D, &P1 ) == 0 );
    TEST_ASSERT( mpi_mod_mpi( &ctx.DQ, &ctx.D, &Q1 ) == 0 );
    TEST_ASSERT( mpi_inv_mod( &ctx.QP, &ctx.Q, &ctx.P ) == 0 );

    TEST_ASSERT( rsa_check_privkey( &ctx ) == 0 );

    unhexify( message_str, {message_hex_string} );

    TEST_ASSERT( rsa_pkcs1_decrypt( &ctx, RSA_PRIVATE, &output_len, message_str, output, 1000 ) == {result} );
    if( {result} == 0 )
    {
        hexify( output_str, output, ctx.len );

        TEST_ASSERT( strncasecmp( (char *) output_str, {result_hex_str}, strlen( {result_hex_str} ) ) == 0 );
    }

    mpi_free( &P1 ); mpi_free( &Q1 ); mpi_free( &H ); mpi_free( &G );
    rsa_free( &ctx );
}
END_CASE

BEGIN_CASE
pkcs1_rsassa_pss_sign:mod:radix_P:input_P:radix_Q:input_Q:radix_N:input_N:radix_E:input_E:digest:hash:message_hex_string:salt:result_hex_str:result
{
    unsigned char message_str[1000];
    unsigned char hash_result[1000];
    unsigned char output[1000];
    unsigned char output_str[1000];
    unsigned char rnd_buf[1000];
    rsa_context ctx;
    mpi P1, Q1, H, G;
    size_t msg_len;
    rnd_buf_info info;

    info.length = unhexify( rnd_buf, {salt} );
    info.buf = rnd_buf;

    mpi_init( &P1 ); mpi_init( &Q1 ); mpi_init( &H ); mpi_init( &G );
    rsa_init( &ctx, RSA_PKCS_V21, {hash} );

    memset( message_str, 0x00, 1000 );
    memset( hash_result, 0x00, 1000 );
    memset( output, 0x00, 1000 );
    memset( output_str, 0x00, 1000 );

    ctx.len = {mod} / 8 + ( ( {mod} % 8 ) ? 1 : 0 );
    TEST_ASSERT( mpi_read_string( &ctx.P, {radix_P}, {input_P} ) == 0 );
    TEST_ASSERT( mpi_read_string( &ctx.Q, {radix_Q}, {input_Q} ) == 0 );
    TEST_ASSERT( mpi_read_string( &ctx.N, {radix_N}, {input_N} ) == 0 );
    TEST_ASSERT( mpi_read_string( &ctx.E, {radix_E}, {input_E} ) == 0 );

    TEST_ASSERT( mpi_sub_int( &P1, &ctx.P, 1 ) == 0 );
    TEST_ASSERT( mpi_sub_int( &Q1, &ctx.Q, 1 ) == 0 );
    TEST_ASSERT( mpi_mul_mpi( &H, &P1, &Q1 ) == 0 );
    TEST_ASSERT( mpi_gcd( &G, &ctx.E, &H  ) == 0 );
    TEST_ASSERT( mpi_inv_mod( &ctx.D , &ctx.E, &H  ) == 0 );
    TEST_ASSERT( mpi_mod_mpi( &ctx.DP, &ctx.D, &P1 ) == 0 );
    TEST_ASSERT( mpi_mod_mpi( &ctx.DQ, &ctx.D, &Q1 ) == 0 );
    TEST_ASSERT( mpi_inv_mod( &ctx.QP, &ctx.Q, &ctx.P ) == 0 );

    TEST_ASSERT( rsa_check_privkey( &ctx ) == 0 );

    msg_len = unhexify( message_str, {message_hex_string} );

    if( md_info_from_type( {digest} ) != NULL )
        TEST_ASSERT( md( md_info_from_type( {digest} ), message_str, msg_len, hash_result ) == 0 );

    TEST_ASSERT( rsa_pkcs1_sign( &ctx, &rnd_buffer_rand, &info, RSA_PRIVATE, {digest}, 0, hash_result, output ) == {result} );
    if( {result} == 0 )
    {
        hexify( output_str, output, ctx.len);

        TEST_ASSERT( strcasecmp( (char *) output_str, {result_hex_str} ) == 0 );
    }

    mpi_free( &P1 ); mpi_free( &Q1 ); mpi_free( &H ); mpi_free( &G );
    rsa_free( &ctx );
}
END_CASE

BEGIN_CASE
pkcs1_rsassa_pss_verify:mod:radix_N:input_N:radix_E:input_E:digest:hash:message_hex_string:salt:result_hex_str:result
{
    unsigned char message_str[1000];
    unsigned char hash_result[1000];
    unsigned char result_str[1000];
    rsa_context ctx;
    size_t msg_len;

    rsa_init( &ctx, RSA_PKCS_V21, {hash} );
    memset( message_str, 0x00, 1000 );
    memset( hash_result, 0x00, 1000 );
    memset( result_str, 0x00, 1000 );

    ctx.len = {mod} / 8 + ( ( {mod} % 8 ) ? 1 : 0 );
    TEST_ASSERT( mpi_read_string( &ctx.N, {radix_N}, {input_N} ) == 0 );
    TEST_ASSERT( mpi_read_string( &ctx.E, {radix_E}, {input_E} ) == 0 );

    TEST_ASSERT( rsa_check_pubkey( &ctx ) == 0 );

    msg_len = unhexify( message_str, {message_hex_string} );
    unhexify( result_str, {result_hex_str} );

    if( md_info_from_type( {digest} ) != NULL )
        TEST_ASSERT( md( md_info_from_type( {digest} ), message_str, msg_len, hash_result ) == 0 );

    TEST_ASSERT( rsa_pkcs1_verify( &ctx, RSA_PUBLIC, {digest}, 0, hash_result, result_str ) == {result} );

    rsa_free( &ctx );
}
END_CASE