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Merge pull request #3097 from piotr-now/splitting_app_data

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App data with 1/n-1 splitting in test suite
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Jaeden Amero 2020-03-13 12:27:32 +04:00 committed by GitHub
commit 181bad9eaa
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2 changed files with 15 additions and 21 deletions
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2
tests/suites/test_suite_ssl.data
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@ -199,12 +199,10 @@ move_handshake_to_state:MBEDTLS_SSL_IS_CLIENT:MBEDTLS_SSL_SERVER_HELLO_VERIFY_RE
Negative test moving servers ssl to state: NEW_SESSION_TICKET
move_handshake_to_state:MBEDTLS_SSL_IS_SERVER:MBEDTLS_SSL_SERVER_NEW_SESSION_TICKET:0
# Note - the case below will have to updated, since the test sends no data due to a 1n-1 split against BEAST, that was not expected when preparing the fragment counting code.
Handshake, SSL3
depends_on:MBEDTLS_SSL_PROTO_SSL3:MBEDTLS_RSA_C:MBEDTLS_ECP_DP_SECP384R1_ENABLED
handshake_version:MBEDTLS_SSL_MINOR_VERSION_0:0
# Note - the case below will have to updated, since the test sends no data due to a 1n-1 split against BEAST, that was not expected when preparing the fragment counting code.
Handshake, tls1
depends_on:MBEDTLS_SSL_PROTO_TLS1:MBEDTLS_CIPHER_MODE_CBC
handshake_version:MBEDTLS_SSL_MINOR_VERSION_1:0

34
tests/suites/test_suite_ssl.function
View File

@ -13,7 +13,8 @@ typedef struct log_pattern
size_t counter;
} log_pattern;
/* This function can be passed to mbedtls to receive output logs from it. In
/*
* This function can be passed to mbedtls to receive output logs from it. In
* this case, it will count the instances of a log_pattern in the received
* logged messages.
*/
@ -1009,17 +1010,15 @@ int mbedtls_move_handshake_to_state( mbedtls_ssl_context *ssl,
#endif /* MBEDTLS_X509_CRT_PARSE_C */
/*
* Write application data. Increase write counter and fragments counter if
* necessary.
* Write application data. Increase write counter if necessary.
*/
int mbedtls_ssl_write_fragment( mbedtls_ssl_context *ssl, unsigned char *buf,
int buf_len, int *written,
int *fragments, const int expected_fragments )
const int expected_fragments )
{
int ret = mbedtls_ssl_write( ssl, buf + *written, buf_len - *written );
if( ret > 0 )
{
(*fragments)++;
*written += ret;
}
@ -1055,15 +1054,16 @@ exit:
}
/*
* Read application data and increase read counter if necessary.
* Read application data and increase read counter and fragments counter if necessary.
*/
int mbedtls_ssl_read_fragment( mbedtls_ssl_context *ssl, unsigned char *buf,
int buf_len, int *read,
const int expected_fragments )
int *fragments, const int expected_fragments )
{
int ret = mbedtls_ssl_read( ssl, buf + *read, buf_len - *read );
if( ret > 0 )
{
( *fragments )++;
*read += ret;
}
@ -1552,7 +1552,6 @@ int mbedtls_exchange_data( mbedtls_ssl_context *ssl_1,
{
ret = mbedtls_ssl_write_fragment( ssl_1, msg_buf_1,
msg_len_1, &written_1,
&fragments_1,
expected_fragments_1 );
if( expected_fragments_1 == 0 )
{
@ -1572,7 +1571,6 @@ int mbedtls_exchange_data( mbedtls_ssl_context *ssl_1,
{
ret = mbedtls_ssl_write_fragment( ssl_2, msg_buf_2,
msg_len_2, &written_2,
&fragments_2,
expected_fragments_2 );
if( expected_fragments_2 == 0 )
{
@ -1592,7 +1590,8 @@ int mbedtls_exchange_data( mbedtls_ssl_context *ssl_1,
{
ret = mbedtls_ssl_read_fragment( ssl_1, in_buf_1,
msg_len_2, &read_1,
expected_fragments_1 );
&fragments_2,
expected_fragments_2 );
TEST_ASSERT( ret == 0 );
}
@ -1601,7 +1600,8 @@ int mbedtls_exchange_data( mbedtls_ssl_context *ssl_1,
{
ret = mbedtls_ssl_read_fragment( ssl_2, in_buf_2,
msg_len_1, &read_2,
expected_fragments_2 );
&fragments_1,
expected_fragments_1 );
TEST_ASSERT( ret == 0 );
}
}
@ -1799,9 +1799,6 @@ void perform_handshake( handshake_test_options* options )
#if defined(MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH)
if( options->resize_buffers != 0 )
{
/* Note - the case below will have to updated, since due to a 1n-1
* split against BEAST the fragment count is different
* than expected when preparing the fragment counting code. */
if( options->version != MBEDTLS_SSL_MINOR_VERSION_0 &&
options->version != MBEDTLS_SSL_MINOR_VERSION_1 )
{
@ -3747,14 +3744,13 @@ void handshake_version( int version, int dtls )
options.version = version;
options.dtls = dtls;
/* Note - the case below will have to updated, since the test sends no data
* due to a 1n-1 split against BEAST, that was not expected when preparing
* the fragment counting code. */
/* By default, SSLv3.0 and TLSv1.0 use 1/n-1 splitting when sending data, so
* the number of fragments will be twice as big. */
if( version == MBEDTLS_SSL_MINOR_VERSION_0 ||
version == MBEDTLS_SSL_MINOR_VERSION_1 )
{
options.cli_msg_len = 0;
options.srv_msg_len = 0;
options.expected_cli_fragments = 2;
options.expected_srv_fragments = 2;
}
perform_handshake( &options );