/* BEGIN_HEADER */
#include "mbedtls/pk.h"
#include "mbedtls/pem.h"
#include "mbedtls/oid.h"
/* END_HEADER */

/* BEGIN_DEPENDENCIES
 * depends_on:MBEDTLS_PK_PARSE_C:MBEDTLS_BIGNUM_C
 * END_DEPENDENCIES
 */

/* BEGIN_CASE depends_on:MBEDTLS_RSA_C:MBEDTLS_FS_IO */
void pk_parse_keyfile_rsa( char *key_file, char *password, int result )
{
    mbedtls_pk_context ctx;
    int res;
    char *pwd = password;

    mbedtls_pk_init( &ctx );

    if( strcmp( pwd, "NULL" ) == 0 )
        pwd = NULL;

    res = mbedtls_pk_parse_keyfile( &ctx, key_file, pwd );

    TEST_ASSERT( res == result );

    if( res == 0 )
    {
        mbedtls_rsa_context *rsa;
        TEST_ASSERT( mbedtls_pk_can_do( &ctx, MBEDTLS_PK_RSA ) );
        rsa = mbedtls_pk_rsa( ctx );
        TEST_ASSERT( mbedtls_rsa_check_privkey( rsa ) == 0 );
    }

exit:
    mbedtls_pk_free( &ctx );
}
/* END_CASE */

/* BEGIN_CASE depends_on:MBEDTLS_RSA_C:MBEDTLS_FS_IO */
void pk_parse_public_keyfile_rsa( char *key_file, int result )
{
    mbedtls_pk_context ctx;
    int res;

    mbedtls_pk_init( &ctx );

    res = mbedtls_pk_parse_public_keyfile( &ctx, key_file );

    TEST_ASSERT( res == result );

    if( res == 0 )
    {
        mbedtls_rsa_context *rsa;
        TEST_ASSERT( mbedtls_pk_can_do( &ctx, MBEDTLS_PK_RSA ) );
        rsa = mbedtls_pk_rsa( ctx );
        TEST_ASSERT( mbedtls_rsa_check_pubkey( rsa ) == 0 );
    }

exit:
    mbedtls_pk_free( &ctx );
}
/* END_CASE */

/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_ECP_C */
void pk_parse_public_keyfile_ec( char *key_file, int result )
{
    mbedtls_pk_context ctx;
    int res;

    mbedtls_pk_init( &ctx );

    res = mbedtls_pk_parse_public_keyfile( &ctx, key_file );

    TEST_ASSERT( res == result );

    if( res == 0 )
    {
        mbedtls_ecp_keypair *eckey;
        TEST_ASSERT( mbedtls_pk_can_do( &ctx, MBEDTLS_PK_ECKEY ) );
        eckey = mbedtls_pk_ec( ctx );
        TEST_ASSERT( mbedtls_ecp_check_pubkey( &eckey->grp, &eckey->Q ) == 0 );
    }

exit:
    mbedtls_pk_free( &ctx );
}
/* END_CASE */

/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_ECP_C */
void pk_parse_keyfile_ec( char *key_file, char *password, int result )
{
    mbedtls_pk_context ctx;
    int res;

    mbedtls_pk_init( &ctx );

    res = mbedtls_pk_parse_keyfile( &ctx, key_file, password );

    TEST_ASSERT( res == result );

    if( res == 0 )
    {
        mbedtls_ecp_keypair *eckey;
        TEST_ASSERT( mbedtls_pk_can_do( &ctx, MBEDTLS_PK_ECKEY ) );
        eckey = mbedtls_pk_ec( ctx );
        TEST_ASSERT( mbedtls_ecp_check_privkey( &eckey->grp, &eckey->d ) == 0 );
    }

exit:
    mbedtls_pk_free( &ctx );
}
/* END_CASE */

/* BEGIN_CASE */
void pk_parse_key( char *key_data, int result )
{
    mbedtls_pk_context pk;
    unsigned char buf[128];
    int data_len;

    mbedtls_pk_init( &pk );

    memset( buf, 0, sizeof( buf ) );
    TEST_ASSERT( strlen( key_data ) / 2 <= sizeof( buf ) );
    data_len = unhexify( buf, key_data );

    TEST_ASSERT( mbedtls_pk_parse_key( &pk, buf, data_len, NULL, 0 ) == result );

exit:
    mbedtls_pk_free( &pk );
}
/* END_CASE */