#define BLOCK_CIPHER_defs(cname, kstruct, \
nid, block_size, key_len, iv_len, flags,\
init_key, cleanup, set_asn1, get_asn1, ctrl)\
-static EVP_CIPHER cname##_cbc = {\
+static const EVP_CIPHER cname##_cbc = {\
nid##_cbc, block_size, key_len, iv_len, \
flags | EVP_CIPH_CBC_MODE,\
init_key,\
ctrl, \
NULL \
};\
-EVP_CIPHER *EVP_##cname##_cbc(void) { return &cname##_cbc; }\
-static EVP_CIPHER cname##_cfb = {\
+const EVP_CIPHER *EVP_##cname##_cbc(void) { return &cname##_cbc; }\
+static const EVP_CIPHER cname##_cfb = {\
nid##_cfb64, 1, key_len, iv_len, \
flags | EVP_CIPH_CFB_MODE,\
init_key,\
ctrl,\
NULL \
};\
-EVP_CIPHER *EVP_##cname##_cfb(void) { return &cname##_cfb; }\
-static EVP_CIPHER cname##_ofb = {\
+const EVP_CIPHER *EVP_##cname##_cfb(void) { return &cname##_cfb; }\
+static const EVP_CIPHER cname##_ofb = {\
nid##_ofb64, 1, key_len, iv_len, \
flags | EVP_CIPH_OFB_MODE,\
init_key,\
ctrl,\
NULL \
};\
-EVP_CIPHER *EVP_##cname##_ofb(void) { return &cname##_ofb; }\
-static EVP_CIPHER cname##_ecb = {\
+const EVP_CIPHER *EVP_##cname##_ofb(void) { return &cname##_ofb; }\
+static const EVP_CIPHER cname##_ecb = {\
nid##_ecb, block_size, key_len, iv_len, \
flags | EVP_CIPH_ECB_MODE,\
init_key,\
ctrl,\
NULL \
};\
-EVP_CIPHER *EVP_##cname##_ecb(void) { return &cname##_ecb; }
+const EVP_CIPHER *EVP_##cname##_ecb(void) { return &cname##_ecb; }