Add setter equivalents to X509_REQ_get0_signature

Reviewed-by: Dmitry Belyavskiy <beldmit@gmail.com>
Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org>
(Merged from https://github.com/openssl/openssl/pull/10563)

(cherry picked from commit c72e59349f50ee00a1bf8605ada17dfccb8b3b1a)

1 files changed, 28 insertions, 0 deletions

diff --git a/crypto/asn1/x_algor.c b/crypto/asn1/x_algor.c
index 4c4a718850..e13daf849b 100644
--- a/crypto/asn1/x_algor.c
+++ b/crypto/asn1/x_algor.c
@@ -92,3 +92,31 @@ int X509_ALGOR_cmp(const X509_ALGOR *a, const X509_ALGOR *b)
         return 0;
     return ASN1_TYPE_cmp(a->parameter, b->parameter);
 }
+
+int X509_ALGOR_copy(X509_ALGOR *dest, const X509_ALGOR *src)
+{
+    if (src == NULL || dest == NULL)
+	return 0;
+
+    if (dest->algorithm)
+         ASN1_OBJECT_free(dest->algorithm);
+    dest->algorithm = NULL;
+
+    if (dest->parameter)
+        ASN1_TYPE_free(dest->parameter);
+    dest->parameter = NULL;
+
+    if (src->algorithm)
+        if ((dest->algorithm = OBJ_dup(src->algorithm)) == NULL)
+	    return 0;
+
+    if (src->parameter)
+        /* Assuming this is also correct for a BOOL.
+         * set does copy as a side effect.
+         */
+        if (ASN1_TYPE_set1(dest->parameter, 
+              src->parameter->type, src->parameter->value.ptr) == 0)
+	    return 0;
+
+    return 1;
+}