return 1; \
}
+#define CIPHER_DEFAULT_GETTABLE_CTX_PARAMS_START(name) \
+static const OSSL_PARAM name##_known_gettable_ctx_params[] = { \
+ OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL), \
+ OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_IVLEN, NULL), \
+ OSSL_PARAM_uint(OSSL_CIPHER_PARAM_PADDING, NULL), \
+ OSSL_PARAM_uint(OSSL_CIPHER_PARAM_NUM, NULL), \
+ OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_IV, NULL, 0),
+
+#define CIPHER_DEFAULT_GETTABLE_CTX_PARAMS_END(name) \
+ OSSL_PARAM_END \
+}; \
+const OSSL_PARAM * name##_gettable_ctx_params(void) \
+{ \
+ return name##_known_gettable_ctx_params; \
+}
+
+#define CIPHER_DEFAULT_SETTABLE_CTX_PARAMS_START(name) \
+static const OSSL_PARAM name##_known_settable_ctx_params[] = { \
+ OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL), \
+ OSSL_PARAM_uint(OSSL_CIPHER_PARAM_PADDING, NULL), \
+ OSSL_PARAM_uint(OSSL_CIPHER_PARAM_NUM, NULL),
+#define CIPHER_DEFAULT_SETTABLE_CTX_PARAMS_END(name) \
+ OSSL_PARAM_END \
+}; \
+const OSSL_PARAM * name##_settable_ctx_params(void) \
+{ \
+ return name##_known_settable_ctx_params; \
+}
+
size_t fillblock(unsigned char *buf, size_t *buflen, size_t blocksize,
const unsigned char **in, size_t *inlen);
int trailingdata(unsigned char *buf, size_t *buflen, size_t blocksize,