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[openssl.git] / apps / gendh.c

diff --git a/apps/gendh.c b/apps/gendh.c
index e0c7889a31e119a680f16cc112cdb071245bbf6c..574a13a57aa7968a7a976a8b362f8deda3a90df3 100644 (file)
--- a/apps/gendh.c
+++ b/apps/gendh.c
@@ -57,7 +57,13 @@
  * [including the GNU Public Licence.]
  */
 
-#ifndef NO_DH
+/* Until the key-gen callbacks are modified to use newer prototypes, we allow
+ * deprecated functions for openssl-internal code */
+#ifdef OPENSSL_NO_DEPRECATED
+#undef OPENSSL_NO_DEPRECATED
+#endif
+
+#ifndef OPENSSL_NO_DH
 #include <stdio.h>
 #include <string.h>
 #include <sys/types.h>
@@ -81,11 +87,13 @@ 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;
+       char *engine=NULL;
        BIO *out=NULL;
 
        apps_startup();
@@ -94,6 +102,9 @@ int MAIN(int argc, char **argv)
                if ((bio_err=BIO_new(BIO_s_file())) != NULL)
                        BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
 
+       if (!load_config(bio_err, NULL))
+               goto end;
+
        argv++;
        argc--;
        for (;;)
@@ -110,6 +121,11 @@ int MAIN(int argc, char **argv)
                        g=3; */
                else if (strcmp(*argv,"-5") == 0)
                        g=5;
+               else if (strcmp(*argv,"-engine") == 0)
+                       {
+                       if (--argc < 1) goto bad;
+                       engine= *(++argv);
+                       }
                else if (strcmp(*argv,"-rand") == 0)
                        {
                        if (--argc < 1) goto bad;
@@ -125,15 +141,18 @@ int MAIN(int argc, char **argv)
 bad:
                BIO_printf(bio_err,"usage: gendh [args] [numbits]\n");
                BIO_printf(bio_err," -out file - output the key to 'file\n");
-               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," -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");
                goto end;
                }
                
+        e = setup_engine(bio_err, engine, 0);
+
        out=BIO_new(BIO_s_file());
        if (out == NULL)
                {
@@ -144,7 +163,7 @@ bad:
        if (outfile == NULL)
                {
                BIO_set_fp(out,stdout,BIO_NOCLOSE);
-#ifdef VMS
+#ifdef OPENSSL_SYS_VMS
                {
                BIO *tmpbio = BIO_new(BIO_f_linebuffer());
                out = BIO_push(tmpbio, out);
@@ -184,7 +203,8 @@ end:
                ERR_print_errors(bio_err);
        if (out != NULL) BIO_free_all(out);
        if (dh != NULL) DH_free(dh);
-       EXIT(ret);
+       apps_shutdown();
+       OPENSSL_EXIT(ret);
        }
 
 static void MS_CALLBACK dh_cb(int p, int n, void *arg)