From: Tomas Mraz <tomas@openssl.org>
Date: Fri, 4 Nov 2022 11:20:08 +0000 (+0100)
Subject: apps/dgst.c: Set digestname from argv[0] if it is a builtin hash name
X-Git-Tag: openssl-3.2.0-alpha1~1785
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=1e5780dbc79dab14c1ec1584313755fc2fd2cf55;p=thirdparty%2Fopenssl.git

apps/dgst.c: Set digestname from argv[0] if it is a builtin hash name

Fixes #19589

Reviewed-by: Dmitry Belyavskiy <beldmit@gmail.com>
Reviewed-by: Todd Short <todd.short@me.com>
(Merged from https://github.com/openssl/openssl/pull/19606)
---

diff --git a/apps/dgst.c b/apps/dgst.c
index b6363eb5345..cbd4b4e2bec 100644
--- a/apps/dgst.c
+++ b/apps/dgst.c
@@ -114,6 +114,8 @@ int dgst_main(int argc, char **argv)
 
     buf = app_malloc(BUFSIZE, "I/O buffer");
     md = (EVP_MD *)EVP_get_digestbyname(argv[0]);
+    if (md != NULL)
+        digestname = argv[0];
 
     opt_set_unknown_name("digest");
     prog = opt_init(argc, argv, dgst_options);