+
+/*-
+ * Functions to construct a search URI from a base URI and search criteria
+ * -----------------------------------------------------------------------
+ */
+
+/* OSSL_STORE search types */
+# define OSSL_STORE_SEARCH_BY_NAME 1 /* subject in certs, issuer in CRLs */
+# define OSSL_STORE_SEARCH_BY_ISSUER_SERIAL 2
+# define OSSL_STORE_SEARCH_BY_KEY_FINGERPRINT 3
+# define OSSL_STORE_SEARCH_BY_ALIAS 4
+
+/* To check what search types the scheme handler supports */
+int OSSL_STORE_supports_search(OSSL_STORE_CTX *ctx, int search_type);
+
+/* Search term constructors */
+/*
+ * The input is considered to be owned by the caller, and must therefore
+ * remain present throughout the lifetime of the returned OSSL_STORE_SEARCH
+ */
+OSSL_STORE_SEARCH *OSSL_STORE_SEARCH_by_name(X509_NAME *name);
+OSSL_STORE_SEARCH *OSSL_STORE_SEARCH_by_issuer_serial(X509_NAME *name,
+ const ASN1_INTEGER
+ *serial);
+OSSL_STORE_SEARCH *OSSL_STORE_SEARCH_by_key_fingerprint(const EVP_MD *digest,
+ const unsigned char
+ *bytes, size_t len);
+OSSL_STORE_SEARCH *OSSL_STORE_SEARCH_by_alias(const char *alias);
+
+/* Search term destructor */
+void OSSL_STORE_SEARCH_free(OSSL_STORE_SEARCH *search);
+
+/* Search term accessors */
+int OSSL_STORE_SEARCH_get_type(const OSSL_STORE_SEARCH *criterion);
+X509_NAME *OSSL_STORE_SEARCH_get0_name(OSSL_STORE_SEARCH *criterion);
+const ASN1_INTEGER *OSSL_STORE_SEARCH_get0_serial(const OSSL_STORE_SEARCH
+ *criterion);
+const unsigned char *OSSL_STORE_SEARCH_get0_bytes(const OSSL_STORE_SEARCH
+ *criterion, size_t *length);
+const char *OSSL_STORE_SEARCH_get0_string(const OSSL_STORE_SEARCH *criterion);
+const EVP_MD *OSSL_STORE_SEARCH_get0_digest(const OSSL_STORE_SEARCH *criterion);
+