Update copyright year

[openssl.git] / crypto / provider.c

diff --git a/crypto/provider.c b/crypto/provider.c
index f81260cdaba00580d53fbf434575ae283e56da2d..bdff44afb9341bc44cd1a10c7e16792ec7be8891 100644 (file)
--- a/crypto/provider.c
+++ b/crypto/provider.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the Apache License 2.0 (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -10,18 +10,20 @@
 #include <openssl/err.h>
 #include <openssl/cryptoerr.h>
 #include <openssl/provider.h>
+#include <openssl/core_names.h>
 #include "internal/provider.h"
 
-OSSL_PROVIDER *OSSL_PROVIDER_load(OPENSSL_CTX *libctx, const char *name)
+OSSL_PROVIDER *OSSL_PROVIDER_try_load(OSSL_LIB_CTX *libctx, const char *name,
+                                      int retain_fallbacks)
 {
     OSSL_PROVIDER *prov = NULL;
 
     /* Find it or create it */
-    if ((prov = ossl_provider_find(libctx, name)) == NULL
-        && (prov = ossl_provider_new(libctx, name, NULL)) == NULL)
+    if ((prov = ossl_provider_find(libctx, name, 0)) == NULL
+        && (prov = ossl_provider_new(libctx, name, NULL, 0)) == NULL)
         return NULL;
 
-    if (!ossl_provider_activate(prov)) {
+    if (!ossl_provider_activate(prov, retain_fallbacks)) {
         ossl_provider_free(prov);
         return NULL;
     }
@@ -29,15 +31,37 @@ OSSL_PROVIDER *OSSL_PROVIDER_load(OPENSSL_CTX *libctx, const char *name)
     return prov;
 }
 
+OSSL_PROVIDER *OSSL_PROVIDER_load(OSSL_LIB_CTX *libctx, const char *name)
+{
+    /* Any attempt to load a provider disables auto-loading of defaults */
+    if (ossl_provider_disable_fallback_loading(libctx))
+        return OSSL_PROVIDER_try_load(libctx, name, 0);
+    return NULL;
+}
+
 int OSSL_PROVIDER_unload(OSSL_PROVIDER *prov)
 {
+    if (!ossl_provider_deactivate(prov))
+        return 0;
     ossl_provider_free(prov);
     return 1;
 }
 
-const OSSL_PARAM *OSSL_PROVIDER_get_param_types(const OSSL_PROVIDER *prov)
+int OSSL_PROVIDER_available(OSSL_LIB_CTX *libctx, const char *name)
 {
-    return ossl_provider_get_param_types(prov);
+    OSSL_PROVIDER *prov = NULL;
+    int available = 0;
+
+    /* Find it or create it */
+    prov = ossl_provider_find(libctx, name, 0);
+    available = ossl_provider_available(prov);
+    ossl_provider_free(prov);
+    return available;
+}
+
+const OSSL_PARAM *OSSL_PROVIDER_gettable_params(const OSSL_PROVIDER *prov)
+{
+    return ossl_provider_gettable_params(prov);
 }
 
 int OSSL_PROVIDER_get_params(const OSSL_PROVIDER *prov, OSSL_PARAM params[])
@@ -45,19 +69,50 @@ int OSSL_PROVIDER_get_params(const OSSL_PROVIDER *prov, OSSL_PARAM params[])
     return ossl_provider_get_params(prov, params);
 }
 
-int OSSL_PROVIDER_add_builtin(OPENSSL_CTX *libctx, const char *name,
+const OSSL_ALGORITHM *OSSL_PROVIDER_query_operation(const OSSL_PROVIDER *prov,
+                                                    int operation_id,
+                                                    int *no_cache)
+{
+    return ossl_provider_query_operation(prov, operation_id, no_cache);
+}
+
+void OSSL_PROVIDER_unquery_operation(const OSSL_PROVIDER *prov,
+                                     int operation_id,
+                                     const OSSL_ALGORITHM *algs)
+{
+    ossl_provider_unquery_operation(prov, operation_id, algs);
+}
+
+void *OSSL_PROVIDER_get0_provider_ctx(const OSSL_PROVIDER *prov)
+{
+    return ossl_provider_prov_ctx(prov);
+}
+
+int OSSL_PROVIDER_self_test(const OSSL_PROVIDER *prov)
+{
+    return ossl_provider_self_test(prov);
+}
+
+int OSSL_PROVIDER_get_capabilities(const OSSL_PROVIDER *prov,
+                                   const char *capability,
+                                   OSSL_CALLBACK *cb,
+                                   void *arg)
+{
+    return ossl_provider_get_capabilities(prov, capability, cb, arg);
+}
+
+int OSSL_PROVIDER_add_builtin(OSSL_LIB_CTX *libctx, const char *name,
                               OSSL_provider_init_fn *init_fn)
 {
     OSSL_PROVIDER *prov = NULL;
 
     if (name == NULL || init_fn == NULL) {
-        CRYPTOerr(CRYPTO_F_OSSL_PROVIDER_ADD_BUILTIN,
-                  ERR_R_PASSED_NULL_PARAMETER);
+        ERR_raise(ERR_LIB_CRYPTO, ERR_R_PASSED_NULL_PARAMETER);
         return 0;
     }
 
     /* Create it */
-    if ((prov = ossl_provider_new(libctx, name, init_fn)) == NULL)
+    if ((prov = ossl_provider_new(libctx, name, init_fn, 0)) == NULL)
         return 0;
 
     /*
@@ -73,3 +128,11 @@ const char *OSSL_PROVIDER_name(const OSSL_PROVIDER *prov)
 {
     return ossl_provider_name(prov);
 }
+
+int OSSL_PROVIDER_do_all(OSSL_LIB_CTX *ctx,
+                         int (*cb)(OSSL_PROVIDER *provider,
+                                   void *cbdata),
+                         void *cbdata)
+{
+    return ossl_provider_doall_activated(ctx, cb, cbdata);
+}