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poly1305: add test for parameter validation

Browse source 
Also fix two validation bugs found while adding the tests.

Also handle test dependencies the right way while at it.
This commit is contained in:
Manuel Pégourié-Gonnard 2018-05-10 10:12:36 +02:00
parent 2aca236881
commit a8fa8b8f96
3 changed files with 58 additions and 18 deletions
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4
library/poly1305.c
View file

@ -259,7 +259,7 @@ void mbedtls_poly1305_free( mbedtls_poly1305_context *ctx )
int mbedtls_poly1305_starts( mbedtls_poly1305_context *ctx,
const unsigned char key[32] )
{
if ( ctx == NULL )
if ( ctx == NULL || key == NULL )
{
return( MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA );
}
@ -417,7 +417,7 @@ int mbedtls_poly1305_mac( const unsigned char key[32],
cleanup:
mbedtls_poly1305_free( &ctx );
return( 0 );
return( result );
}
#endif /* MBEDTLS_POLY1305_ALT */

17
tests/suites/test_suite_poly1305.data
View file

@ -1,51 +1,42 @@
Poly1305 RFC 7539 Example And Test Vector
depends_on:MBEDTLS_POLY1305_C
mbedtls_poly1305:"85d6be7857556d337f4452fe42d506a80103808afb0db2fd4abff6af4149f51b":"a8061dc1305136c6c22b8baf0c0127a9":"43727970746f6772617068696320466f72756d2052657365617263682047726f7570"
Poly1305 RFC 7539 Test Vector #1
depends_on:MBEDTLS_POLY1305_C
mbedtls_poly1305:"0000000000000000000000000000000000000000000000000000000000000000":"00000000000000000000000000000000":"00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
Poly1305 RFC 7539 Test Vector #2
depends_on:MBEDTLS_POLY1305_C
mbedtls_poly1305:"0000000000000000000000000000000036e5f6b5c5e06070f0efca96227a863e":"36e5f6b5c5e06070f0efca96227a863e":"416e79207375626d697373696f6e20746f20746865204945544620696e74656e6465642062792074686520436f6e7472696275746f7220666f72207075626c69636174696f6e20617320616c6c206f722070617274206f6620616e204945544620496e7465726e65742d4472616674206f722052464320616e6420616e792073746174656d656e74206d6164652077697468696e2074686520636f6e74657874206f6620616e204945544620616374697669747920697320636f6e7369646572656420616e20224945544620436f6e747269627574696f6e222e20537563682073746174656d656e747320696e636c756465206f72616c2073746174656d656e747320696e20494554462073657373696f6e732c2061732077656c6c206173207772697474656e20616e6420656c656374726f6e696320636f6d6d756e69636174696f6e73206d61646520617420616e792074696d65206f7220706c6163652c207768696368206172652061646472657373656420746f"
Poly1305 RFC 7539 Test Vector #3
depends_on:MBEDTLS_POLY1305_C
mbedtls_poly1305:"36e5f6b5c5e06070f0efca96227a863e00000000000000000000000000000000":"f3477e7cd95417af89a6b8794c310cf0":"416e79207375626d697373696f6e20746f20746865204945544620696e74656e6465642062792074686520436f6e7472696275746f7220666f72207075626c69636174696f6e20617320616c6c206f722070617274206f6620616e204945544620496e7465726e65742d4472616674206f722052464320616e6420616e792073746174656d656e74206d6164652077697468696e2074686520636f6e74657874206f6620616e204945544620616374697669747920697320636f6e7369646572656420616e20224945544620436f6e747269627574696f6e222e20537563682073746174656d656e747320696e636c756465206f72616c2073746174656d656e747320696e20494554462073657373696f6e732c2061732077656c6c206173207772697474656e20616e6420656c656374726f6e696320636f6d6d756e69636174696f6e73206d61646520617420616e792074696d65206f7220706c6163652c207768696368206172652061646472657373656420746f"
Poly1305 RFC 7539 Test Vector #4
depends_on:MBEDTLS_POLY1305_C
mbedtls_poly1305:"1c9240a5eb55d38af333888604f6b5f0473917c1402b80099dca5cbc207075c0":"4541669a7eaaee61e708dc7cbcc5eb62":"2754776173206272696c6c69672c20616e642074686520736c6974687920746f7665730a446964206779726520616e642067696d626c6520696e2074686520776162653a0a416c6c206d696d737920776572652074686520626f726f676f7665732c0a416e6420746865206d6f6d65207261746873206f757467726162652e"
Poly1305 RFC 7539 Test Vector #5
depends_on:MBEDTLS_POLY1305_C
mbedtls_poly1305:"0200000000000000000000000000000000000000000000000000000000000000":"03000000000000000000000000000000":"ffffffffffffffffffffffffffffffff"
Poly1305 RFC 7539 Test Vector #6
depends_on:MBEDTLS_POLY1305_C
mbedtls_poly1305:"02000000000000000000000000000000ffffffffffffffffffffffffffffffff":"03000000000000000000000000000000":"02000000000000000000000000000000"
Poly1305 RFC 7539 Test Vector #7
depends_on:MBEDTLS_POLY1305_C
mbedtls_poly1305:"0100000000000000000000000000000000000000000000000000000000000000":"05000000000000000000000000000000":"fffffffffffffffffffffffffffffffff0ffffffffffffffffffffffffffffff11000000000000000000000000000000"
Poly1305 RFC 7539 Test Vector #8
depends_on:MBEDTLS_POLY1305_C
mbedtls_poly1305:"0100000000000000000000000000000000000000000000000000000000000000":"00000000000000000000000000000000":"fffffffffffffffffffffffffffffffffbfefefefefefefefefefefefefefefe01010101010101010101010101010101"
Poly1305 RFC 7539 Test Vector #9
depends_on:MBEDTLS_POLY1305_C
mbedtls_poly1305:"0200000000000000000000000000000000000000000000000000000000000000":"faffffffffffffffffffffffffffffff":"fdffffffffffffffffffffffffffffff"
Poly1305 RFC 7539 Test Vector #10
depends_on:MBEDTLS_POLY1305_C
mbedtls_poly1305:"0100000000000000040000000000000000000000000000000000000000000000":"14000000000000005500000000000000":"e33594d7505e43b900000000000000003394d7505e4379cd01000000000000000000000000000000000000000000000001000000000000000000000000000000"
Poly1305 RFC 7539 Test Vector #11
depends_on:MBEDTLS_POLY1305_C
mbedtls_poly1305:"0100000000000000040000000000000000000000000000000000000000000000":"13000000000000000000000000000000":"e33594d7505e43b900000000000000003394d7505e4379cd010000000000000000000000000000000000000000000000"
Poly1305 Parameter validation
poly1305_bad_params:
Poly1305 Selftest
depends_on:MBEDTLS_SELF_TEST:MBEDTLS_POLY1305_C
depends_on:MBEDTLS_SELF_TEST
poly1305_selftest:

55
tests/suites/test_suite_poly1305.function
View file

@ -3,7 +3,12 @@
#include <stddef.h>
/* END_HEADER */
/* BEGIN_CASE depends_on:MBEDTLS_POLY1305_C */
/* BEGIN_DEPENDENCIES
* depends_on:MBEDTLS_POLY1305_C
* END_DEPENDENCIES
*/
/* BEGIN_CASE */
void mbedtls_poly1305( char *hex_key_string, char *hex_mac_string, char *hex_src_string )
{
unsigned char src_str[375]; /* max size of binary input */
@ -24,7 +29,7 @@ void mbedtls_poly1305( char *hex_key_string, char *hex_mac_string, char *hex_src
/*
* Test the integrated API
*/
mbedtls_poly1305_mac( key, src_str, src_len, mac );
TEST_ASSERT( mbedtls_poly1305_mac( key, src_str, src_len, mac ) == 0 );
hexify( mac_str, mac, 16 );
TEST_ASSERT( strcmp( (char *) mac_str, hex_mac_string ) == 0 );
@ -63,7 +68,51 @@ void mbedtls_poly1305( char *hex_key_string, char *hex_mac_string, char *hex_src
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_POLY1305_C:MBEDTLS_SELF_TEST */
/* BEGIN_CASE */
void poly1305_bad_params()
{
unsigned char src[1];
unsigned char key[32];
unsigned char mac[16];
size_t src_len = sizeof( src );
mbedtls_poly1305_context ctx;
mbedtls_poly1305_init( NULL );
mbedtls_poly1305_free( NULL );
mbedtls_poly1305_init( &ctx );
TEST_ASSERT( mbedtls_poly1305_starts( NULL, key )
== MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_poly1305_starts( &ctx, NULL )
== MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_poly1305_update( NULL, src, 0 )
== MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_poly1305_update( &ctx, NULL, src_len )
== MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_poly1305_update( &ctx, NULL, 0 )
== 0 );
TEST_ASSERT( mbedtls_poly1305_finish( NULL, mac )
== MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_poly1305_finish( &ctx, NULL )
== MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_poly1305_mac( NULL, src, 0, mac )
== MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_poly1305_mac( key, NULL, src_len, mac )
== MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_poly1305_mac( key, src, 0, NULL )
== MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA );
TEST_ASSERT( mbedtls_poly1305_mac( key, NULL, 0, mac )
== 0 );
mbedtls_poly1305_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_SELF_TEST */
void poly1305_selftest()
{
TEST_ASSERT( mbedtls_poly1305_self_test( 1 ) == 0 );