From 093ed12c66f87dd1e6f6a4d8781f5faea510572d Mon Sep 17 00:00:00 2001
From: olszomal <Malgorzata.Olszowka@stunnel.org>
Date: Fri, 8 Mar 2024 09:38:41 +0100
Subject: [PATCH] Supported CRL decoding in DER and PEM format

---
 osslsigncode.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/osslsigncode.c b/osslsigncode.c
index 7d52db3..b02a2f7 100644
--- a/osslsigncode.c
+++ b/osslsigncode.c
@@ -1676,7 +1676,11 @@ static X509_CRL *x509_crl_get(char *proxy, char *url)
         printf("Warning: Faild to get CRL from %s\n\n", url);
         return NULL; /* FAILED */
     }
-    crl = d2i_X509_CRL_bio(bio, NULL);
+    crl = d2i_X509_CRL_bio(bio, NULL);  /* DER format */
+    if (!crl) {
+        (void)BIO_seek(bio, 0);
+        crl = PEM_read_bio_X509_CRL(bio, NULL, NULL, NULL); /* PEM format */
+    }
     BIO_free_all(bio);
     if (!crl) {
          printf("Warning: Faild to decode CRL from %s\n\n", url);