X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=apps%2Fgendh.c;h=e81109eaac2780de64478f6892a0e6dd3969d0f2;hp=5ad55dae5998142655db91476cf54f552c3981af;hb=6e2dad1cc761cf222dbfb4bdbb262205a57777e9;hpb=20d242b0dee75830b104109c6fd5955a4ce35840

diff --git a/apps/gendh.c b/apps/gendh.c
index 5ad55dae59..e81109eaac 100644
--- a/apps/gendh.c
+++ b/apps/gendh.c
@@ -70,6 +70,7 @@
 #include <openssl/dh.h>
 #include <openssl/x509.h>
 #include <openssl/pem.h>
+#include <openssl/engine.h>
 
 #define DEFBITS	512
 #undef PROG
@@ -81,11 +82,13 @@ int MAIN(int, char **);
 
 int MAIN(int argc, char **argv)
 	{
+	ENGINE *e = NULL;
 	DH *dh=NULL;
 	int ret=1,num=DEFBITS;
 	int g=2;
 	char *outfile=NULL;
-	char *inrand=NULL,*inegd=NULL;
+	char *inrand=NULL;
+	char *engine=NULL;
 	BIO *out=NULL;
 
 	apps_startup();
@@ -110,15 +113,15 @@ int MAIN(int argc, char **argv)
 			g=3; */
 		else if (strcmp(*argv,"-5") == 0)
 			g=5;
-		else if (strcmp(*argv,"-rand") == 0)
+		else if (strcmp(*argv,"-engine") == 0)
 			{
 			if (--argc < 1) goto bad;
-			inrand= *(++argv);
+			engine= *(++argv);
 			}
-		else if (strcmp(*argv,"-egd") == 0)
+		else if (strcmp(*argv,"-rand") == 0)
 			{
 			if (--argc < 1) goto bad;
-			inegd= *(++argv);
+			inrand= *(++argv);
 			}
 		else
 			break;
@@ -133,13 +136,31 @@ bad:
 		BIO_printf(bio_err," -2        - use 2 as the generator value\n");
 	/*	BIO_printf(bio_err," -3        - use 3 as the generator value\n"); */
 		BIO_printf(bio_err," -5        - use 5 as the generator value\n");
+		BIO_printf(bio_err," -engine e - use engine e, possibly a hardware device.\n");
 		BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
 		BIO_printf(bio_err,"           - load the file (or the files in the directory) into\n");
 		BIO_printf(bio_err,"             the random number generator\n");
-		BIO_printf(bio_err," -egd file - load random seed from EGD socket\n");
 		goto end;
 		}
 		
+	if (engine != NULL)
+		{
+		if((e = ENGINE_by_id(engine)) == NULL)
+			{
+			BIO_printf(bio_err,"invalid engine \"%s\"\n",
+				engine);
+			goto end;
+			}
+		if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
+			{
+			BIO_printf(bio_err,"can't use that engine\n");
+			goto end;
+			}
+		BIO_printf(bio_err,"engine \"%s\" set.\n", engine);
+		/* Free our "structural" reference. */
+		ENGINE_free(e);
+		}
+
 	out=BIO_new(BIO_s_file());
 	if (out == NULL)
 		{
@@ -148,7 +169,15 @@ bad:
 		}
 
 	if (outfile == NULL)
+		{
 		BIO_set_fp(out,stdout,BIO_NOCLOSE);
+#ifdef VMS
+		{
+		BIO *tmpbio = BIO_new(BIO_f_linebuffer());
+		out = BIO_push(tmpbio, out);
+		}
+#endif
+		}
 	else
 		{
 		if (BIO_write_filename(out,outfile) <= 0)
@@ -158,16 +187,13 @@ bad:
 			}
 		}
 
-	if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL && inegd == NULL)
+	if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL)
 		{
 		BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
 		}
 	if (inrand != NULL)
 		BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
 			app_RAND_load_files(inrand));
-	if (inegd != NULL)
-		BIO_printf(bio_err,"%ld egd bytes loaded\n",
-			RAND_egd(inegd));
 
 	BIO_printf(bio_err,"Generating DH parameters, %d bit long safe prime, generator %d\n",num,g);
 	BIO_printf(bio_err,"This is going to take a long time\n");
@@ -183,7 +209,7 @@ bad:
 end:
 	if (ret != 0)
 		ERR_print_errors(bio_err);
-	if (out != NULL) BIO_free(out);
+	if (out != NULL) BIO_free_all(out);
 	if (dh != NULL) DH_free(dh);
 	EXIT(ret);
 	}