Feature/mbedtls (#84)
* try to import mbedtls and build it * add stubs socket class * some boilterplate, read and write function implemented * more boilterplate / current error in handshake because no CA cert is setup * add something so skip ca verification, can ws curl https://google.com ! * cleanup / close implemented * tweak CMakefiles * typo in include * update readme * disable unittests
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Benjamin Sergeant
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136
third_party/mbedtls/tests/suites/test_suite_chacha20.function
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136
third_party/mbedtls/tests/suites/test_suite_chacha20.function
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/* BEGIN_HEADER */
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#include "mbedtls/chacha20.h"
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/* END_HEADER */
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/* BEGIN_DEPENDENCIES
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* depends_on:MBEDTLS_CHACHA20_C
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* END_DEPENDENCIES
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*/
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/* BEGIN_CASE */
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void chacha20_crypt( char *hex_key_string,
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char *hex_nonce_string,
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int counter,
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char *hex_src_string,
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char *hex_dst_string )
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{
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unsigned char key_str[32]; /* size set by the standard */
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unsigned char nonce_str[12]; /* size set by the standard */
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unsigned char src_str[375]; /* max size of binary input */
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unsigned char dst_str[751]; /* hex expansion of the above */
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unsigned char output[751];
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size_t key_len;
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size_t nonce_len;
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size_t src_len;
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size_t dst_len;
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mbedtls_chacha20_context ctx;
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memset( key_str, 0x00, sizeof( key_str ) );
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memset( nonce_str, 0x00, sizeof( nonce_str ) );
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memset( src_str, 0x00, sizeof( src_str ) );
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memset( dst_str, 0x00, sizeof( dst_str ) );
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memset( output, 0x00, sizeof( output ) );
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key_len = unhexify( key_str, hex_key_string );
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nonce_len = unhexify( nonce_str, hex_nonce_string );
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src_len = unhexify( src_str, hex_src_string );
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dst_len = unhexify( dst_str, hex_dst_string );
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TEST_ASSERT( src_len == dst_len );
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TEST_ASSERT( key_len == 32U );
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TEST_ASSERT( nonce_len == 12U );
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/*
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* Test the integrated API
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*/
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TEST_ASSERT( mbedtls_chacha20_crypt( key_str, nonce_str, counter, src_len, src_str, output ) == 0 );
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hexify( dst_str, output, src_len );
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TEST_ASSERT( strcmp( (char*) dst_str, hex_dst_string ) == 0 );
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/*
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* Test the streaming API
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*/
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mbedtls_chacha20_init( &ctx );
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TEST_ASSERT( mbedtls_chacha20_setkey( &ctx, key_str ) == 0 );
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TEST_ASSERT( mbedtls_chacha20_starts( &ctx, nonce_str, counter ) == 0 );
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memset( output, 0x00, sizeof( output ) );
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TEST_ASSERT( mbedtls_chacha20_update( &ctx, src_len, src_str, output ) == 0 );
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hexify( dst_str, output, src_len );
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TEST_ASSERT( strcmp( (char*) dst_str, hex_dst_string ) == 0 );
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/*
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* Test the streaming API again, piecewise
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*/
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/* Don't free/init the context nor set the key again,
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* in order to test that starts() does the right thing. */
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TEST_ASSERT( mbedtls_chacha20_starts( &ctx, nonce_str, counter ) == 0 );
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memset( output, 0x00, sizeof( output ) );
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TEST_ASSERT( mbedtls_chacha20_update( &ctx, 1, src_str, output ) == 0 );
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TEST_ASSERT( mbedtls_chacha20_update( &ctx, src_len - 1, src_str + 1, output + 1 ) == 0 );
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hexify( dst_str, output, src_len );
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TEST_ASSERT( strcmp( (char*) dst_str, hex_dst_string ) == 0 );
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mbedtls_chacha20_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CHECK_PARAMS:!MBEDTLS_PARAM_FAILED_ALT */
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void chacha20_bad_params()
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{
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unsigned char key[32];
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unsigned char nonce[12];
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unsigned char src[1];
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unsigned char dst[1];
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uint32_t counter = 0;
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size_t len = sizeof( src );
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mbedtls_chacha20_context ctx;
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TEST_INVALID_PARAM( mbedtls_chacha20_init( NULL ) );
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TEST_VALID_PARAM( mbedtls_chacha20_free( NULL ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA,
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mbedtls_chacha20_setkey( NULL, key ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA,
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mbedtls_chacha20_setkey( &ctx, NULL ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA,
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mbedtls_chacha20_starts( NULL, nonce, counter ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA,
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mbedtls_chacha20_starts( &ctx, NULL, counter ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA,
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mbedtls_chacha20_update( NULL, 0, src, dst ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA,
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mbedtls_chacha20_update( &ctx, len, NULL, dst ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA,
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mbedtls_chacha20_update( &ctx, len, src, NULL ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA,
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mbedtls_chacha20_crypt( NULL, nonce, counter, 0, src, dst ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA,
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mbedtls_chacha20_crypt( key, NULL, counter, 0, src, dst ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA,
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mbedtls_chacha20_crypt( key, nonce, counter, len, NULL, dst ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA,
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mbedtls_chacha20_crypt( key, nonce, counter, len, src, NULL ) );
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exit:
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return;
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_SELF_TEST */
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void chacha20_self_test()
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{
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TEST_ASSERT( mbedtls_chacha20_self_test( 1 ) == 0 );
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}
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/* END_CASE */
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