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Fix dual use of buffer in test

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x509_get_name() does not make defensive copies of strings in its input (which
is OK as usually the caller will have made a copy already), so we shouldn't
reuse its input buffer as an output while "parsed" is still alive.
This commit is contained in:
Manuel Pégourié-Gonnard 2015-06-26 14:15:48 +02:00
parent 4b00f08e20
commit 4fd0b256a8
1 changed files with 4 additions and 3 deletions
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7
tests/suites/test_suite_x509write.function
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@ -140,9 +140,10 @@ void mbedtls_x509_string_to_names( char *name, char *parsed_name, int result )
size_t len = 0;
mbedtls_asn1_named_data *names = NULL;
mbedtls_x509_name parsed, *parsed_cur, *parsed_prv;
unsigned char buf[2048], *c;
unsigned char buf[1024], out[1024], *c;
memset( &parsed, 0, sizeof( parsed ) );
memset( out, 0, sizeof( out ) );
memset( buf, 0, sizeof( buf ) );
c = buf + sizeof( buf );
@ -159,10 +160,10 @@ void mbedtls_x509_string_to_names( char *name, char *parsed_name, int result )
MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SEQUENCE ) == 0 );
TEST_ASSERT( mbedtls_x509_get_name( &c, buf + sizeof( buf ), &parsed ) == 0 );
ret = mbedtls_x509_dn_gets( (char *) buf, sizeof( buf ), &parsed );
ret = mbedtls_x509_dn_gets( (char *) out, sizeof( out ), &parsed );
TEST_ASSERT( ret > 0 );
TEST_ASSERT( strcmp( (char *) buf, parsed_name ) == 0 );
TEST_ASSERT( strcmp( (char *) out, parsed_name ) == 0 );
exit:
mbedtls_asn1_free_named_data_list( &names );