no_autoload: make the no-autoload-config option work again.

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/21621)

(cherry picked from commit cb8e64131e7ce230a9268bdd7cc4664868ff0dc9)

4 files changed, 10 insertions, 6 deletions

diff --git a/crypto/asn1/a_strnid.c b/crypto/asn1/a_strnid.c
index 9e54db9292..c960daf5cb 100644
--- a/crypto/asn1/a_strnid.c
+++ b/crypto/asn1/a_strnid.c
@@ -129,8 +129,10 @@ ASN1_STRING_TABLE *ASN1_STRING_TABLE_get(int nid)
     int idx;
     ASN1_STRING_TABLE fnd;
 
+#ifndef OPENSSL_NO_AUTOLOAD_CONFIG
     /* "stable" can be impacted by config, so load the config file first */
     OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
+#endif
 
     fnd.nid = nid;
     if (stable) {
diff --git a/crypto/engine/eng_table.c b/crypto/engine/eng_table.c
index a8209d9e71..d6a7452c76 100644
--- a/crypto/engine/eng_table.c
+++ b/crypto/engine/eng_table.c
@@ -201,8 +201,10 @@ ENGINE *ossl_engine_table_select(ENGINE_TABLE **table, int nid,
     ENGINE_PILE tmplate, *fnd = NULL;
     int initres, loop = 0;
 
+#ifndef OPENSSL_NO_AUTOLOAD_CONFIG
     /* Load the config before trying to check if engines are available */
     OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
+#endif
 
     if (!(*table)) {
         OSSL_TRACE3(ENGINE_TABLE,
diff --git a/crypto/property/property.c b/crypto/property/property.c
index b97861d486..602db0f3ff 100644
--- a/crypto/property/property.c
+++ b/crypto/property/property.c
@@ -129,11 +129,11 @@ static const OSSL_LIB_CTX_METHOD ossl_ctx_global_properties_method = {
 };
 
 OSSL_PROPERTY_LIST **ossl_ctx_global_properties(OSSL_LIB_CTX *libctx,
-                                                int loadconfig)
+                                                ossl_unused int loadconfig)
 {
     OSSL_GLOBAL_PROPERTIES *globp;
 
-#ifndef FIPS_MODULE
+#if !defined(FIPS_MODULE) && !defined(OPENSSL_NO_AUTOLOAD_CONFIG)
     if (loadconfig && !OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL))
         return NULL;
 #endif
@@ -513,7 +513,7 @@ int ossl_method_store_fetch(OSSL_METHOD_STORE *store,
     if (nid <= 0 || method == NULL || store == NULL)
         return 0;
 
-#ifndef FIPS_MODULE
+#if !defined(FIPS_MODULE) && !defined(OPENSSL_NO_AUTOLOAD_CONFIG)
     if (ossl_lib_ctx_is_default(store->ctx)
             && !OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL))
         return 0;
diff --git a/crypto/provider_core.c b/crypto/provider_core.c
index 7a12328121..873b335b94 100644
--- a/crypto/provider_core.c
+++ b/crypto/provider_core.c
@@ -408,7 +408,7 @@ int ossl_provider_info_add_to_store(OSSL_LIB_CTX *libctx,
 }
 
 OSSL_PROVIDER *ossl_provider_find(OSSL_LIB_CTX *libctx, const char *name,
-                                  int noconfig)
+                                  ossl_unused int noconfig)
 {
     struct provider_store_st *store = NULL;
     OSSL_PROVIDER *prov = NULL;
@@ -417,7 +417,7 @@ OSSL_PROVIDER *ossl_provider_find(OSSL_LIB_CTX *libctx, const char *name,
         OSSL_PROVIDER tmpl = { 0, };
         int i;
 
-#ifndef FIPS_MODULE
+#if !defined(FIPS_MODULE) && !defined(OPENSSL_NO_AUTOLOAD_CONFIG)
         /*
          * Make sure any providers are loaded from config before we try to find
          * them.
@@ -1356,7 +1356,7 @@ int ossl_provider_doall_activated(OSSL_LIB_CTX *ctx,
     struct provider_store_st *store = get_provider_store(ctx);
     STACK_OF(OSSL_PROVIDER) *provs = NULL;
 
-#ifndef FIPS_MODULE
+#if !defined(FIPS_MODULE) && !defined(OPENSSL_NO_AUTOLOAD_CONFIG)
     /*
      * Make sure any providers are loaded from config before we try to use
      * them.