-struct evp_md_st {
- int type;
- int pkey_type;
- int md_size;
- unsigned long flags;
- int (*init) (EVP_MD_CTX *ctx);
- int (*update) (EVP_MD_CTX *ctx, const void *data, size_t count);
- int (*final) (EVP_MD_CTX *ctx, unsigned char *md);
- int (*copy) (EVP_MD_CTX *to, const EVP_MD_CTX *from);
- int (*cleanup) (EVP_MD_CTX *ctx);
- /* FIXME: prototype these some day */
- int (*sign) (int type, const unsigned char *m, unsigned int m_length,
- unsigned char *sigret, unsigned int *siglen, void *key);
- int (*verify) (int type, const unsigned char *m, unsigned int m_length,
- const unsigned char *sigbuf, unsigned int siglen,
- void *key);
- int required_pkey_type[5]; /* EVP_PKEY_xxx */
- int block_size;
- int ctx_size; /* how big does the ctx->md_data need to be */
- /* control function */
- int (*md_ctrl) (EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
-} /* EVP_MD */ ;
-
-typedef int evp_sign_method(int type, const unsigned char *m,
- unsigned int m_length, unsigned char *sigret,
- unsigned int *siglen, void *key);
-typedef int evp_verify_method(int type, const unsigned char *m,
- unsigned int m_length,
- const unsigned char *sigbuf,
- unsigned int siglen, void *key);
+EVP_MD *EVP_MD_meth_new(int md_type, int pkey_type);
+EVP_MD *EVP_MD_meth_dup(const EVP_MD *md);
+void EVP_MD_meth_free(EVP_MD *md);
+
+int EVP_MD_meth_set_input_blocksize(EVP_MD *md, int blocksize);
+int EVP_MD_meth_set_result_size(EVP_MD *md, int resultsize);
+int EVP_MD_meth_set_app_datasize(EVP_MD *md, int datasize);
+int EVP_MD_meth_set_flags(EVP_MD *md, unsigned long flags);
+int EVP_MD_meth_set_init(EVP_MD *md, int (*init)(EVP_MD_CTX *ctx));
+int EVP_MD_meth_set_update(EVP_MD *md, int (*update)(EVP_MD_CTX *ctx,
+ const void *data,
+ size_t count));
+int EVP_MD_meth_set_final(EVP_MD *md, int (*final)(EVP_MD_CTX *ctx,
+ unsigned char *md));
+int EVP_MD_meth_set_copy(EVP_MD *md, int (*copy)(EVP_MD_CTX *to,
+ const EVP_MD_CTX *from));
+int EVP_MD_meth_set_cleanup(EVP_MD *md, int (*cleanup)(EVP_MD_CTX *ctx));
+int EVP_MD_meth_set_ctrl(EVP_MD *md, int (*ctrl)(EVP_MD_CTX *ctx, int cmd,
+ int p1, void *p2));
+
+int EVP_MD_meth_get_input_blocksize(const EVP_MD *md);
+int EVP_MD_meth_get_result_size(const EVP_MD *md);
+int EVP_MD_meth_get_app_datasize(const EVP_MD *md);
+unsigned long EVP_MD_meth_get_flags(const EVP_MD *md);
+int (*EVP_MD_meth_get_init(const EVP_MD *md))(EVP_MD_CTX *ctx);
+int (*EVP_MD_meth_get_update(const EVP_MD *md))(EVP_MD_CTX *ctx,
+ const void *data,
+ size_t count);
+int (*EVP_MD_meth_get_final(const EVP_MD *md))(EVP_MD_CTX *ctx,
+ unsigned char *md);
+int (*EVP_MD_meth_get_copy(const EVP_MD *md))(EVP_MD_CTX *to,
+ const EVP_MD_CTX *from);
+int (*EVP_MD_meth_get_cleanup(const EVP_MD *md))(EVP_MD_CTX *ctx);
+int (*EVP_MD_meth_get_ctrl(const EVP_MD *md))(EVP_MD_CTX *ctx, int cmd,
+ int p1, void *p2);