X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=apps%2Fdgst.c;h=47d1309b14c1f601d90806985db26c6a4e00078f;hp=32e40c1f5368406796b6578bb38b1f4087b3d1e0;hb=37c660ff9b22d6f0eb19a9881d3b663ca4f63449;hpb=da9b97246695c370702d15be2b3778427cf57082

diff --git a/apps/dgst.c b/apps/dgst.c
index 32e40c1f53..47d1309b14 100644
--- a/apps/dgst.c
+++ b/apps/dgst.c
@@ -100,7 +100,9 @@ int MAIN(int argc, char **argv)
 	EVP_PKEY *sigkey = NULL;
 	unsigned char *sigbuf = NULL;
 	int siglen = 0;
+#ifndef OPENSSL_NO_ENGINE
 	char *engine=NULL;
+#endif
 
 	apps_startup();
 
@@ -117,7 +119,7 @@ int MAIN(int argc, char **argv)
 		goto end;
 
 	/* first check the program name */
-	program_name(argv[0],pname,PROG_NAME_SIZE);
+	program_name(argv[0],pname,sizeof pname);
 
 	md=EVP_get_digestbyname(pname);
 
@@ -166,11 +168,13 @@ int MAIN(int argc, char **argv)
 			if (--argc < 1) break;
 			keyform=str2fmt(*(++argv));
 			}
+#ifndef OPENSSL_NO_ENGINE
 		else if (strcmp(*argv,"-engine") == 0)
 			{
 			if (--argc < 1) break;
 			engine= *(++argv);
 			}
+#endif
 		else if (strcmp(*argv,"-hex") == 0)
 			out_bin = 0;
 		else if (strcmp(*argv,"-binary") == 0)
@@ -208,7 +212,9 @@ int MAIN(int argc, char **argv)
 		BIO_printf(bio_err,"-keyform arg    key file format (PEM or ENGINE)\n");
 		BIO_printf(bio_err,"-signature file signature to verify\n");
 		BIO_printf(bio_err,"-binary         output in binary form\n");
+#ifndef OPENSSL_NO_ENGINE
 		BIO_printf(bio_err,"-engine e       use engine e, possibly a hardware device.\n");
+#endif
 
 		BIO_printf(bio_err,"-%3s to use the %s message digest algorithm (default)\n",
 			LN_md5,LN_md5);
@@ -228,7 +234,9 @@ int MAIN(int argc, char **argv)
 		goto end;
 		}
 
+#ifndef OPENSSL_NO_ENGINE
         e = setup_engine(bio_err, engine, 0);
+#endif
 
 	in=BIO_new(BIO_s_file());
 	bmd=BIO_new(BIO_f_md());
@@ -356,7 +364,7 @@ int MAIN(int argc, char **argv)
 end:
 	if (buf != NULL)
 		{
-		memset(buf,0,BUFSIZE);
+		OPENSSL_cleanse(buf,BUFSIZE);
 		OPENSSL_free(buf);
 		}
 	if (in != NULL) BIO_free(in);
@@ -365,7 +373,7 @@ end:
 	if(sigbuf) OPENSSL_free(sigbuf);
 	if (bmd != NULL) BIO_free(bmd);
 	apps_shutdown();
-	EXIT(err);
+	OPENSSL_EXIT(err);
 	}
 
 int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,