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bcrypt: Clear magic bytes on destroy.

Browse source 
Based on a patch by Steven Noonan.

Signed-off-by: Hans Leidekker <hans@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Hans Leidekker 2018-12-17 09:47:58 +01:00 committed by Alexandre Julliard
parent 9e99382bc3
commit 370ffa0d14
2 changed files with 19 additions and 1 deletions
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5
dlls/bcrypt/bcrypt_main.c
View file

@ -214,6 +214,7 @@ NTSTATUS WINAPI BCryptCloseAlgorithmProvider( BCRYPT_ALG_HANDLE handle, DWORD fl
TRACE( "%p, %08x\n", handle, flags );
if (!alg || alg->hdr.magic != MAGIC_ALG) return STATUS_INVALID_HANDLE;
alg->hdr.magic = 0;
heap_free( alg );
return STATUS_SUCCESS;
}
@ -672,7 +673,8 @@ NTSTATUS WINAPI BCryptDestroyHash( BCRYPT_HASH_HANDLE handle )
TRACE( "%p\n", handle );
if (!hash || hash->hdr.magic != MAGIC_HASH) return STATUS_INVALID_HANDLE;
if (!hash || hash->hdr.magic != MAGIC_HASH) return STATUS_INVALID_PARAMETER;
hash->hdr.magic = 0;
heap_free( hash );
return STATUS_SUCCESS;
}
@ -1265,6 +1267,7 @@ NTSTATUS WINAPI BCryptDestroyKey( BCRYPT_KEY_HANDLE handle )
TRACE( "%p\n", handle );
if (!key || key->hdr.magic != MAGIC_KEY) return STATUS_INVALID_HANDLE;
key->hdr.magic = 0;
return key_destroy( key );
}

15
dlls/bcrypt/tests/bcrypt.c
View file

@ -293,6 +293,12 @@ static void test_hash(const struct hash_test *test)
ret = pBCryptDestroyHash(hash);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ret = pBCryptDestroyHash(hash);
ok(ret == STATUS_INVALID_PARAMETER, "got %08x\n", ret);
ret = pBCryptDestroyHash(NULL);
ok(ret == STATUS_INVALID_PARAMETER, "got %08x\n", ret);
ret = pBCryptCloseAlgorithmProvider(alg, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
}
@ -1415,8 +1421,17 @@ static void test_BCryptDecrypt(void)
ok(ret == STATUS_INVALID_HANDLE, "got %08x\n", ret);
HeapFree(GetProcessHeap(), 0, buf);
ret = pBCryptDestroyKey(NULL);
ok(ret == STATUS_INVALID_HANDLE, "got %08x\n", ret);
ret = pBCryptCloseAlgorithmProvider(aes, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ret = pBCryptCloseAlgorithmProvider(aes, 0);
ok(ret == STATUS_INVALID_HANDLE, "got %08x\n", ret);
ret = pBCryptCloseAlgorithmProvider(NULL, 0);
ok(ret == STATUS_INVALID_HANDLE, "got %08x\n", ret);
}
static void test_key_import_export(void)