2012-03-20 13:50:09 +00:00
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BEGIN_HEADER
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#include <polarssl/gcm.h>
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END_HEADER
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BEGIN_DEPENDENCIES
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depends_on:POLARSSL_GCM_C
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END_DEPENDENCIES
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BEGIN_CASE
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gcm_encrypt_and_tag:hex_key_string:hex_src_string:hex_iv_string:hex_add_string:hex_dst_string:tag_len:hex_tag_string:init_result
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{
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unsigned char key_str[128];
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unsigned char src_str[128];
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unsigned char dst_str[257];
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unsigned char iv_str[128];
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unsigned char add_str[128];
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unsigned char tag_str[128];
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unsigned char output[128];
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unsigned char tag_output[16];
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gcm_context ctx;
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unsigned int key_len;
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size_t pt_len, iv_len, add_len, tag_len = {tag_len} / 8;
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memset(key_str, 0x00, 128);
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memset(src_str, 0x00, 128);
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2012-09-08 14:04:13 +00:00
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memset(dst_str, 0x00, 257);
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2012-03-20 13:50:09 +00:00
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memset(iv_str, 0x00, 128);
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memset(add_str, 0x00, 128);
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memset(tag_str, 0x00, 128);
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memset(output, 0x00, 128);
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memset(tag_output, 0x00, 16);
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key_len = unhexify( key_str, {hex_key_string} );
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pt_len = unhexify( src_str, {hex_src_string} );
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iv_len = unhexify( iv_str, {hex_iv_string} );
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add_len = unhexify( add_str, {hex_add_string} );
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TEST_ASSERT( gcm_init( &ctx, key_str, key_len * 8 ) == {init_result} );
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if( {init_result} == 0 )
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{
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TEST_ASSERT( gcm_crypt_and_tag( &ctx, GCM_ENCRYPT, pt_len, iv_str, iv_len, add_str, add_len, src_str, output, tag_len, tag_output ) == 0 );
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hexify( dst_str, output, pt_len );
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hexify( tag_str, tag_output, tag_len );
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TEST_ASSERT( strcmp( (char *) dst_str, {hex_dst_string} ) == 0 );
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TEST_ASSERT( strcmp( (char *) tag_str, {hex_tag_string} ) == 0 );
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}
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}
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END_CASE
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BEGIN_CASE
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gcm_decrypt_and_verify:hex_key_string:hex_src_string:hex_iv_string:hex_add_string:tag_len:hex_tag_string:pt_result:init_result
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{
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unsigned char key_str[128];
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unsigned char src_str[128];
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unsigned char dst_str[257];
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unsigned char iv_str[128];
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unsigned char add_str[128];
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unsigned char tag_str[128];
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unsigned char output[128];
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gcm_context ctx;
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unsigned int key_len;
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size_t pt_len, iv_len, add_len, tag_len = {tag_len} / 8;
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int ret;
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memset(key_str, 0x00, 128);
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memset(src_str, 0x00, 128);
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2012-09-08 14:04:13 +00:00
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memset(dst_str, 0x00, 257);
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2012-03-20 13:50:09 +00:00
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memset(iv_str, 0x00, 128);
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memset(add_str, 0x00, 128);
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memset(tag_str, 0x00, 128);
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memset(output, 0x00, 128);
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key_len = unhexify( key_str, {hex_key_string} );
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pt_len = unhexify( src_str, {hex_src_string} );
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iv_len = unhexify( iv_str, {hex_iv_string} );
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add_len = unhexify( add_str, {hex_add_string} );
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unhexify( tag_str, {hex_tag_string} );
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TEST_ASSERT( gcm_init( &ctx, key_str, key_len * 8 ) == {init_result} );
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if( {init_result} == 0 )
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{
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ret = gcm_auth_decrypt( &ctx, pt_len, iv_str, iv_len, add_str, add_len, tag_str, tag_len, src_str, output );
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if( strcmp( "FAIL", {pt_result} ) == 0 )
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{
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TEST_ASSERT( ret == POLARSSL_ERR_GCM_AUTH_FAILED );
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}
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else
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{
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hexify( dst_str, output, pt_len );
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TEST_ASSERT( strcmp( (char *) dst_str, {pt_result} ) == 0 );
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}
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}
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}
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END_CASE
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BEGIN_CASE
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gcm_selftest:
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{
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TEST_ASSERT( gcm_self_test( 0 ) == 0 );
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}
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END_CASE
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