Fix small issues in tests found by Coverity
diff --git a/tests/suites/test_suite_cipher.function b/tests/suites/test_suite_cipher.function
index 30f154c..967a6a0 100644
--- a/tests/suites/test_suite_cipher.function
+++ b/tests/suites/test_suite_cipher.function
@@ -95,7 +95,7 @@
void enc_dec_buf( int cipher_id, char *cipher_string, int key_len,
int length_val, int pad_mode )
{
- size_t length = length_val, outlen, total_len, i;
+ size_t length = length_val, outlen, total_len, i, block_size;
unsigned char key[32];
unsigned char iv[16];
unsigned char ad[13];
@@ -162,14 +162,17 @@
TEST_ASSERT( 0 == mbedtls_cipher_update_ad( &ctx_enc, ad, sizeof( ad ) - i ) );
#endif
+ block_size = mbedtls_cipher_get_block_size( &ctx_enc );
+ TEST_ASSERT( block_size != 0 );
+
/* encode length number of bytes from inbuf */
TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx_enc, inbuf, length, encbuf, &outlen ) );
total_len = outlen;
TEST_ASSERT( total_len == length ||
- ( total_len % mbedtls_cipher_get_block_size( &ctx_enc ) == 0 &&
+ ( total_len % block_size == 0 &&
total_len < length &&
- total_len + mbedtls_cipher_get_block_size( &ctx_enc ) > length ) );
+ total_len + block_size > length ) );
TEST_ASSERT( 0 == mbedtls_cipher_finish( &ctx_enc, encbuf + outlen, &outlen ) );
total_len += outlen;
@@ -179,18 +182,18 @@
#endif
TEST_ASSERT( total_len == length ||
- ( total_len % mbedtls_cipher_get_block_size( &ctx_enc ) == 0 &&
+ ( total_len % block_size == 0 &&
total_len > length &&
- total_len <= length + mbedtls_cipher_get_block_size( &ctx_enc ) ) );
+ total_len <= length + block_size ) );
/* decode the previously encoded string */
TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx_dec, encbuf, total_len, decbuf, &outlen ) );
total_len = outlen;
TEST_ASSERT( total_len == length ||
- ( total_len % mbedtls_cipher_get_block_size( &ctx_dec ) == 0 &&
+ ( total_len % block_size == 0 &&
total_len < length &&
- total_len + mbedtls_cipher_get_block_size( &ctx_dec ) >= length ) );
+ total_len + block_size >= length ) );
TEST_ASSERT( 0 == mbedtls_cipher_finish( &ctx_dec, decbuf + outlen, &outlen ) );
total_len += outlen;
@@ -322,6 +325,7 @@
size_t first_length = first_length_val;
size_t second_length = second_length_val;
size_t length = first_length + second_length;
+ size_t block_size;
unsigned char key[32];
unsigned char iv[16];
@@ -367,31 +371,34 @@
TEST_ASSERT( 0 == mbedtls_cipher_update_ad( &ctx_enc, NULL, 0 ) );
#endif
+ block_size = mbedtls_cipher_get_block_size( &ctx_enc );
+ TEST_ASSERT( block_size != 0 );
+
/* encode length number of bytes from inbuf */
TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx_enc, inbuf, first_length, encbuf, &outlen ) );
totaloutlen = outlen;
TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx_enc, inbuf + first_length, second_length, encbuf + totaloutlen, &outlen ) );
totaloutlen += outlen;
TEST_ASSERT( totaloutlen == length ||
- ( totaloutlen % mbedtls_cipher_get_block_size( &ctx_enc ) == 0 &&
+ ( totaloutlen % block_size == 0 &&
totaloutlen < length &&
- totaloutlen + mbedtls_cipher_get_block_size( &ctx_enc ) > length ) );
+ totaloutlen + block_size > length ) );
TEST_ASSERT( 0 == mbedtls_cipher_finish( &ctx_enc, encbuf + totaloutlen, &outlen ) );
totaloutlen += outlen;
TEST_ASSERT( totaloutlen == length ||
- ( totaloutlen % mbedtls_cipher_get_block_size( &ctx_enc ) == 0 &&
+ ( totaloutlen % block_size == 0 &&
totaloutlen > length &&
- totaloutlen <= length + mbedtls_cipher_get_block_size( &ctx_enc ) ) );
+ totaloutlen <= length + block_size ) );
/* decode the previously encoded string */
TEST_ASSERT( 0 == mbedtls_cipher_update( &ctx_dec, encbuf, totaloutlen, decbuf, &outlen ) );
totaloutlen = outlen;
TEST_ASSERT( totaloutlen == length ||
- ( totaloutlen % mbedtls_cipher_get_block_size( &ctx_dec ) == 0 &&
+ ( totaloutlen % block_size == 0 &&
totaloutlen < length &&
- totaloutlen + mbedtls_cipher_get_block_size( &ctx_dec ) >= length ) );
+ totaloutlen + block_size >= length ) );
TEST_ASSERT( 0 == mbedtls_cipher_finish( &ctx_dec, decbuf + outlen, &outlen ) );
totaloutlen += outlen;
diff --git a/tests/suites/test_suite_md.function b/tests/suites/test_suite_md.function
index 099d109..0fcaa38 100644
--- a/tests/suites/test_suite_md.function
+++ b/tests/suites/test_suite_md.function
@@ -359,7 +359,7 @@
md_info = mbedtls_md_info_from_string( md_name );
TEST_ASSERT( md_info != NULL );
- mbedtls_md_file( md_info, filename, output);
+ TEST_ASSERT( mbedtls_md_file( md_info, filename, output ) == 0 );
hexify( hash_str, output, mbedtls_md_get_size(md_info) );
TEST_ASSERT( strcmp( (char *) hash_str, hex_hash_string ) == 0 );
diff --git a/tests/suites/test_suite_mpi.function b/tests/suites/test_suite_mpi.function
index 1308e56..72b4940 100644
--- a/tests/suites/test_suite_mpi.function
+++ b/tests/suites/test_suite_mpi.function
@@ -150,6 +150,7 @@
{
mbedtls_mpi X, Y;
FILE *file_out, *file_in;
+ int ret;
mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y );
@@ -157,13 +158,15 @@
file_out = fopen( output_file, "w" );
TEST_ASSERT( file_out != NULL );
- TEST_ASSERT( mbedtls_mpi_write_file( NULL, &X, output_radix, file_out ) == 0 );
+ ret = mbedtls_mpi_write_file( NULL, &X, output_radix, file_out );
fclose(file_out);
+ TEST_ASSERT( ret == 0 );
file_in = fopen( output_file, "r" );
TEST_ASSERT( file_in != NULL );
- TEST_ASSERT( mbedtls_mpi_read_file( &Y, output_radix, file_in ) == 0 );
+ ret = mbedtls_mpi_read_file( &Y, output_radix, file_in );
fclose(file_in);
+ TEST_ASSERT( ret == 0 );
TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &Y ) == 0 );
diff --git a/tests/suites/test_suite_pkcs5.function b/tests/suites/test_suite_pkcs5.function
index 41531ad..ab53326 100644
--- a/tests/suites/test_suite_pkcs5.function
+++ b/tests/suites/test_suite_pkcs5.function
@@ -34,8 +34,6 @@
info = mbedtls_md_info_from_type( hash );
TEST_ASSERT( info != NULL );
- if( info == NULL )
- return;
TEST_ASSERT( mbedtls_md_setup( &ctx, info, 1 ) == 0 );
TEST_ASSERT( mbedtls_pkcs5_pbkdf2_hmac( &ctx, pw_str, pw_len, salt_str, salt_len,
it_cnt, key_len, key ) == 0 );
diff --git a/tests/suites/test_suite_x509write.function b/tests/suites/test_suite_x509write.function
index 789ddbc..356af75 100644
--- a/tests/suites/test_suite_x509write.function
+++ b/tests/suites/test_suite_x509write.function
@@ -119,8 +119,8 @@
f = fopen( cert_check_file, "r" );
TEST_ASSERT( f != NULL );
olen = fread( check_buf, 1, sizeof(check_buf), f );
- TEST_ASSERT( olen < sizeof(check_buf) );
fclose( f );
+ TEST_ASSERT( olen < sizeof(check_buf) );
TEST_ASSERT( olen >= pem_len - 1 );
TEST_ASSERT( memcmp( buf, check_buf, pem_len - 1 ) == 0 );