-void ustream_set_io(void *ctx, void *ssl, struct ustream *s);
-void *__ustream_ssl_context_new(bool server);
-int __ustream_ssl_set_crt_file(void *ctx, const char *file);
-int __ustream_ssl_set_key_file(void *ctx, const char *file);
-void __ustream_ssl_context_free(void *ctx);
+void ustream_set_io(struct ustream_ssl_ctx *ctx, void *ssl, struct ustream *s);
+struct ustream_ssl_ctx *__ustream_ssl_context_new(bool server);
+int __ustream_ssl_set_crt_file(struct ustream_ssl_ctx *ctx, const char *file);
+int __ustream_ssl_set_key_file(struct ustream_ssl_ctx *ctx, const char *file);
+void __ustream_ssl_context_free(struct ustream_ssl_ctx *ctx);