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Add coverage testing of mbedtls_md_clone() (and wraps)

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+13 functions, +57 lines
This commit is contained in:
Paul Bakker 2016-07-13 17:20:22 +01:00 committed by Simon Butcher
parent e35afa28f7
commit 97c53c2867
1 changed files with 26 additions and 4 deletions
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30
tests/suites/test_suite_md.function
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@ -190,9 +190,10 @@ void md_text_multi( char *text_md_name, char *text_src_string,
int halfway, len; int halfway, len;
const mbedtls_md_info_t *md_info = NULL; const mbedtls_md_info_t *md_info = NULL;
mbedtls_md_context_t ctx; mbedtls_md_context_t ctx, ctx_copy;
mbedtls_md_init( &ctx ); mbedtls_md_init( &ctx );
mbedtls_md_init( &ctx_copy );
memset(md_name, 0x00, 100); memset(md_name, 0x00, 100);
memset(src_str, 0x00, 1000); memset(src_str, 0x00, 1000);
@ -207,15 +208,25 @@ void md_text_multi( char *text_md_name, char *text_src_string,
md_info = mbedtls_md_info_from_string(md_name); md_info = mbedtls_md_info_from_string(md_name);
TEST_ASSERT( md_info != NULL ); TEST_ASSERT( md_info != NULL );
TEST_ASSERT ( 0 == mbedtls_md_setup( &ctx, md_info, 0 ) ); TEST_ASSERT ( 0 == mbedtls_md_setup( &ctx, md_info, 0 ) );
TEST_ASSERT ( 0 == mbedtls_md_setup( &ctx_copy, md_info, 0 ) );
TEST_ASSERT ( 0 == mbedtls_md_starts( &ctx ) ); TEST_ASSERT ( 0 == mbedtls_md_starts( &ctx ) );
TEST_ASSERT ( ctx.md_ctx != NULL ); TEST_ASSERT ( ctx.md_ctx != NULL );
TEST_ASSERT ( 0 == mbedtls_md_update( &ctx, src_str, halfway ) ); TEST_ASSERT ( 0 == mbedtls_md_update( &ctx, src_str, halfway ) );
TEST_ASSERT ( 0 == mbedtls_md_clone( &ctx_copy, &ctx ) );
TEST_ASSERT ( 0 == mbedtls_md_update( &ctx, src_str + halfway, len - halfway ) ); TEST_ASSERT ( 0 == mbedtls_md_update( &ctx, src_str + halfway, len - halfway ) );
TEST_ASSERT ( 0 == mbedtls_md_finish( &ctx, output ) ); TEST_ASSERT ( 0 == mbedtls_md_finish( &ctx, output ) );
hexify( hash_str, output, mbedtls_md_get_size(md_info) ); hexify( hash_str, output, mbedtls_md_get_size(md_info) );
TEST_ASSERT( strcmp( (char *) hash_str, hex_hash_string ) == 0 );
/* Test clone */
memset(hash_str, 0x00, 1000);
memset(output, 0x00, 100);
TEST_ASSERT ( 0 == mbedtls_md_update( &ctx_copy, src_str + halfway, len - halfway ) );
TEST_ASSERT ( 0 == mbedtls_md_finish( &ctx_copy, output ) );
hexify( hash_str, output, mbedtls_md_get_size(md_info) );
TEST_ASSERT( strcmp( (char *) hash_str, hex_hash_string ) == 0 ); TEST_ASSERT( strcmp( (char *) hash_str, hex_hash_string ) == 0 );
exit: exit:
@ -233,9 +244,10 @@ void md_hex_multi( char *text_md_name, char *hex_src_string,
unsigned char output[100]; unsigned char output[100];
int src_len, halfway; int src_len, halfway;
const mbedtls_md_info_t *md_info = NULL; const mbedtls_md_info_t *md_info = NULL;
mbedtls_md_context_t ctx; mbedtls_md_context_t ctx, ctx_copy;
mbedtls_md_init( &ctx ); mbedtls_md_init( &ctx );
mbedtls_md_init( &ctx_copy );
memset(md_name, 0x00, 100); memset(md_name, 0x00, 100);
memset(src_str, 0x00, 10000); memset(src_str, 0x00, 10000);
@ -246,6 +258,7 @@ void md_hex_multi( char *text_md_name, char *hex_src_string,
md_info = mbedtls_md_info_from_string(md_name); md_info = mbedtls_md_info_from_string(md_name);
TEST_ASSERT( md_info != NULL ); TEST_ASSERT( md_info != NULL );
TEST_ASSERT ( 0 == mbedtls_md_setup( &ctx, md_info, 0 ) ); TEST_ASSERT ( 0 == mbedtls_md_setup( &ctx, md_info, 0 ) );
TEST_ASSERT ( 0 == mbedtls_md_setup( &ctx_copy, md_info, 0 ) );
src_len = unhexify( src_str, hex_src_string ); src_len = unhexify( src_str, hex_src_string );
halfway = src_len / 2; halfway = src_len / 2;
@ -253,11 +266,20 @@ void md_hex_multi( char *text_md_name, char *hex_src_string,
TEST_ASSERT ( 0 == mbedtls_md_starts( &ctx ) ); TEST_ASSERT ( 0 == mbedtls_md_starts( &ctx ) );
TEST_ASSERT ( ctx.md_ctx != NULL ); TEST_ASSERT ( ctx.md_ctx != NULL );
TEST_ASSERT ( 0 == mbedtls_md_update( &ctx, src_str, halfway ) ); TEST_ASSERT ( 0 == mbedtls_md_update( &ctx, src_str, halfway ) );
TEST_ASSERT ( 0 == mbedtls_md_clone( &ctx_copy, &ctx ) );
TEST_ASSERT ( 0 == mbedtls_md_update( &ctx, src_str + halfway, src_len - halfway) ); TEST_ASSERT ( 0 == mbedtls_md_update( &ctx, src_str + halfway, src_len - halfway) );
TEST_ASSERT ( 0 == mbedtls_md_finish( &ctx, output ) ); TEST_ASSERT ( 0 == mbedtls_md_finish( &ctx, output ) );
hexify( hash_str, output, mbedtls_md_get_size(md_info) ); hexify( hash_str, output, mbedtls_md_get_size(md_info) );
TEST_ASSERT( strcmp( (char *) hash_str, hex_hash_string ) == 0 );
/* Test clone */
memset(hash_str, 0x00, 10000);
memset(output, 0x00, 100);
TEST_ASSERT ( 0 == mbedtls_md_update( &ctx_copy, src_str + halfway, src_len - halfway ) );
TEST_ASSERT ( 0 == mbedtls_md_finish( &ctx_copy, output ) );
hexify( hash_str, output, mbedtls_md_get_size(md_info) );
TEST_ASSERT( strcmp( (char *) hash_str, hex_hash_string ) == 0 ); TEST_ASSERT( strcmp( (char *) hash_str, hex_hash_string ) == 0 );
exit: exit: