Add functions to see if a provider is available for use.

[openssl.git] / crypto / provider.c

diff --git a/crypto/provider.c b/crypto/provider.c
index f81260cdaba00580d53fbf434575ae283e56da2d..0250955a70780a7989c40bb7446204781234269e 100644 (file)
--- a/crypto/provider.c
+++ b/crypto/provider.c
@@ -35,6 +35,18 @@ int OSSL_PROVIDER_unload(OSSL_PROVIDER *prov)
     return 1;
 }
 
+int OSSL_PROVIDER_available(OPENSSL_CTX *libctx, const char *name)
+{
+    OSSL_PROVIDER *prov = NULL;
+    int available = 0;
+
+    /* Find it or create it */
+    prov = ossl_provider_find(libctx, name);
+    available = ossl_provider_available(prov);
+    ossl_provider_free(prov);
+    return available;
+}
+
 const OSSL_PARAM *OSSL_PROVIDER_get_param_types(const OSSL_PROVIDER *prov)
 {
     return ossl_provider_get_param_types(prov);