Fix the S/MIME code so it now works again and

[openssl.git] / apps / dhparam.c

diff --git a/apps/dhparam.c b/apps/dhparam.c
index a92863373c8201c976873b186ae5ff6b097ee975..9d5705f8bfb27a93fd32d1a19807bd805cedee5b 100644 (file)
--- a/apps/dhparam.c
+++ b/apps/dhparam.c
@@ -121,7 +121,7 @@
 #include <openssl/dh.h>
 #include <openssl/x509.h>
 #include <openssl/pem.h>
-#include <openssl/rand.h>
+#include <openssl/engine.h>
 
 #ifndef NO_DSA
 #include <openssl/dsa.h>
@@ -149,6 +149,7 @@ int MAIN(int, char **);
 
 int MAIN(int argc, char **argv)
        {
+       ENGINE *e = NULL;
        DH *dh=NULL;
        int i,badops=0,text=0;
 #ifndef NO_DSA
@@ -157,7 +158,7 @@ int MAIN(int argc, char **argv)
        BIO *in=NULL,*out=NULL;
        int informat,outformat,check=0,noout=0,C=0,ret=1;
        char *infile,*outfile,*prog;
-       char *inrand=NULL, *inegd=NULL;
+       char *inrand=NULL,*engine=NULL;
        int num = 0, g = 0;
 
        apps_startup();
@@ -196,6 +197,11 @@ int MAIN(int argc, char **argv)
                        if (--argc < 1) goto bad;
                        outfile= *(++argv);
                        }
+               else if (strcmp(*argv,"-engine") == 0)
+                       {
+                       if (--argc < 1) goto bad;
+                       engine= *(++argv);
+                       }
                else if (strcmp(*argv,"-check") == 0)
                        check=1;
                else if (strcmp(*argv,"-text") == 0)
@@ -217,11 +223,6 @@ int MAIN(int argc, char **argv)
                        if (--argc < 1) goto bad;
                        inrand= *(++argv);
                        }
-               else if (strcmp(*argv,"-egd") == 0)
-                       {
-                       if (--argc < 1) goto bad;
-                       inegd= *(++argv);
-                       }
                else if (((sscanf(*argv,"%d",&num) == 0) || (num <= 0)))
                        goto bad;
                argv++;
@@ -246,16 +247,34 @@ bad:
                BIO_printf(bio_err," -2            generate parameters using  2 as the generator value\n");
                BIO_printf(bio_err," -5            generate parameters using  5 as the generator value\n");
                BIO_printf(bio_err," numbits       number of bits in to generate (default 512)\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,"               - 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");
                BIO_printf(bio_err," -noout        no output\n");
                goto end;
                }
 
        ERR_load_crypto_strings();
 
+       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);
+               }
+
        if (g && !num)
                num = DEFBITS;
 
@@ -278,17 +297,13 @@ bad:
 
        if(num) {
 
-               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));
 
 #ifndef NO_DSA
                if (dsaparam)
@@ -402,7 +417,15 @@ bad:
                goto end;
                }
        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)
@@ -507,7 +530,7 @@ bad:
        ret=0;
 end:
        if (in != NULL) BIO_free(in);
-       if (out != NULL) BIO_free(out);
+       if (out != NULL) BIO_free_all(out);
        if (dh != NULL) DH_free(dh);
        EXIT(ret);
        }