+# elif defined(OPENSSL_CPUID_OBJ) && defined(__riscv) && __riscv_xlen == 64
+/* RISC-V 64 support */
+# include "riscv_arch.h"
+
+/* Zkne and Zknd extensions (scalar crypto AES). */
+int rv64i_zkne_set_encrypt_key(const unsigned char *userKey, const int bits,
+ AES_KEY *key);
+int rv64i_zknd_set_decrypt_key(const unsigned char *userKey, const int bits,
+ AES_KEY *key);
+void rv64i_zkne_encrypt(const unsigned char *in, unsigned char *out,
+ const AES_KEY *key);
+void rv64i_zknd_decrypt(const unsigned char *in, unsigned char *out,
+ const AES_KEY *key);
+/* Zvkned extension (vector crypto AES). */
+int rv64i_zvkned_set_encrypt_key(const unsigned char *userKey, const int bits,
+ AES_KEY *key);
+int rv64i_zvkned_set_decrypt_key(const unsigned char *userKey, const int bits,
+ AES_KEY *key);
+void rv64i_zvkned_encrypt(const unsigned char *in, unsigned char *out,
+ const AES_KEY *key);
+void rv64i_zvkned_decrypt(const unsigned char *in, unsigned char *out,
+ const AES_KEY *key);
+
+void rv64i_zvkned_cbc_encrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key,
+ unsigned char *ivec, const int enc);
+
+void rv64i_zvkned_cbc_decrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key,
+ unsigned char *ivec, const int enc);
+
+void rv64i_zvkned_ecb_encrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key,
+ const int enc);
+
+void rv64i_zvkned_ecb_decrypt(const unsigned char *in, unsigned char *out,
+ size_t length, const AES_KEY *key,
+ const int enc);
+
+void rv64i_zvkb_zvkned_ctr32_encrypt_blocks(const unsigned char *in,
+ unsigned char *out, size_t blocks,
+ const void *key,
+ const unsigned char ivec[16]);
+
+size_t rv64i_zvkb_zvkg_zvkned_aes_gcm_encrypt(const unsigned char *in,
+ unsigned char *out, size_t len,
+ const void *key,
+ unsigned char ivec[16], u64 *Xi);
+
+size_t rv64i_zvkb_zvkg_zvkned_aes_gcm_decrypt(const unsigned char *in,
+ unsigned char *out, size_t len,
+ const void *key,
+ unsigned char ivec[16], u64 *Xi);
+
+void rv64i_zvbb_zvkg_zvkned_aes_xts_encrypt(const unsigned char *in,
+ unsigned char *out, size_t length,
+ const AES_KEY *key1,
+ const AES_KEY *key2,
+ const unsigned char iv[16]);
+
+void rv64i_zvbb_zvkg_zvkned_aes_xts_decrypt(const unsigned char *in,
+ unsigned char *out, size_t length,
+ const AES_KEY *key1,
+ const AES_KEY *key2,
+ const unsigned char iv[16]);
+
+void gcm_ghash_rv64i_zvkg(u64 Xi[2], const u128 Htable[16], const u8 *inp,
+ size_t len);
+
+#define AES_GCM_ENC_BYTES 64
+#define AES_GCM_DEC_BYTES 64
+#define AES_gcm_encrypt rv64i_zvkb_zvkg_zvkned_aes_gcm_encrypt
+#define AES_gcm_decrypt rv64i_zvkb_zvkg_zvkned_aes_gcm_decrypt
+#define AES_GCM_ASM(ctx) \
+ (ctx->ctr == rv64i_zvkb_zvkned_ctr32_encrypt_blocks && \
+ ctx->gcm.funcs.ghash == gcm_ghash_rv64i_zvkg)
+
+# elif defined(OPENSSL_CPUID_OBJ) && defined(__riscv) && __riscv_xlen == 32
+/* RISC-V 32 support */
+# include "riscv_arch.h"
+
+int rv32i_zkne_set_encrypt_key(const unsigned char *userKey, const int bits,
+ AES_KEY *key);
+/* set_decrypt_key needs both zknd and zkne */
+int rv32i_zknd_zkne_set_decrypt_key(const unsigned char *userKey, const int bits,
+ AES_KEY *key);
+int rv32i_zbkb_zkne_set_encrypt_key(const unsigned char *userKey, const int bits,
+ AES_KEY *key);
+int rv32i_zbkb_zknd_zkne_set_decrypt_key(const unsigned char *userKey, const int bits,
+ AES_KEY *key);
+void rv32i_zkne_encrypt(const unsigned char *in, unsigned char *out,
+ const AES_KEY *key);
+void rv32i_zknd_decrypt(const unsigned char *in, unsigned char *out,
+ const AES_KEY *key);