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Fix Secure Cell corruption tests on i386 #408

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merged 2 commits into from
Mar 4, 2019
Merged

Fix Secure Cell corruption tests on i386 #408

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f288289
Fix Secure Cell corruption tests on i386
ilammy Mar 4, 2019
ad771f9
Give a name to magic constant
ilammy Mar 4, 2019
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15 changes: 9 additions & 6 deletions tests/themis/themis_secure_cell.c
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,9 @@
#define MAX_CONTEXT_SIZE 2048
#define MAX_MESSAGE_SIZE 4096

/* Keep it under 2^31 to support 32-bit systems. */
#define CORRUPTED_LENGTH 0x1337BEEF

static char passwd[] = "password";
static char message[] = "secure cell test message by Mnatsakanov Andrey from Cossack Labs";
static char user_context[] = "secure cell user context";
Expand Down Expand Up @@ -658,7 +661,7 @@ static void secure_cell_context_corruption_seal(void)
size_t decrypted_message_length = 0;

old_value = get_context_iv_length(encrypted_message);
set_context_iv_length(encrypted_message, 0xDEADBEEF);
set_context_iv_length(encrypted_message, CORRUPTED_LENGTH);
{
res = prepare_decrypt_seal(encrypted_message, encrypted_message_length, &decrypted_message,
&decrypted_message_length);
Expand All @@ -677,7 +680,7 @@ static void secure_cell_context_corruption_seal(void)
set_context_iv_length(encrypted_message, old_value);

old_value = get_context_auth_tag_length(encrypted_message);
set_context_auth_tag_length(encrypted_message, 0xDEADBEEF);
set_context_auth_tag_length(encrypted_message, CORRUPTED_LENGTH);
{
res = prepare_decrypt_seal(encrypted_message, encrypted_message_length, &decrypted_message,
&decrypted_message_length);
Expand All @@ -696,7 +699,7 @@ static void secure_cell_context_corruption_seal(void)
set_context_auth_tag_length(encrypted_message, old_value);

old_value = get_context_message_length(encrypted_message);
set_context_message_length(encrypted_message, 0xDEADBEEF);
set_context_message_length(encrypted_message, CORRUPTED_LENGTH);
{
res = themis_secure_cell_decrypt_seal((uint8_t*)passwd, sizeof(passwd), NULL, 0,
encrypted_message, encrypted_message_length, NULL,
Expand Down Expand Up @@ -803,7 +806,7 @@ static void secure_cell_context_corruption_token_protect(void)
size_t decrypted_message_length = 0;

old_value = get_context_iv_length(context);
set_context_iv_length(context, 0xDEADBEEF);
set_context_iv_length(context, CORRUPTED_LENGTH);
{
res = prepare_decrypt_token_protect(encrypted_message, encrypted_message_length, context,
context_length, &decrypted_message,
Expand All @@ -823,7 +826,7 @@ static void secure_cell_context_corruption_token_protect(void)
set_context_iv_length(context, old_value);

old_value = get_context_auth_tag_length(context);
set_context_auth_tag_length(context, 0xDEADBEEF);
set_context_auth_tag_length(context, CORRUPTED_LENGTH);
{
res = prepare_decrypt_token_protect(encrypted_message, encrypted_message_length, context,
context_length, &decrypted_message,
Expand All @@ -844,7 +847,7 @@ static void secure_cell_context_corruption_token_protect(void)
set_context_auth_tag_length(context, old_value);

old_value = get_context_message_length(context);
set_context_message_length(context, 0xDEADBEEF);
set_context_message_length(context, CORRUPTED_LENGTH);
{
res = prepare_decrypt_token_protect(encrypted_message, encrypted_message_length, context,
context_length, &decrypted_message,
Expand Down