X-Git-Url: https://git.openssl.org/?a=blobdiff_plain;f=apps%2Fdhparam.c;h=9d5705f8bfb27a93fd32d1a19807bd805cedee5b;hb=ec5add8784a2ffacd3391daae7937e04225da9da;hp=b401789a1bc0bed47b0ce895782a42a87392dcd9;hpb=41918458c0617911fd5eb44df9abb2d8dacde48f;p=openssl.git

diff --git a/apps/dhparam.c b/apps/dhparam.c
index b401789a1b..9d5705f8bf 100644
--- a/apps/dhparam.c
+++ b/apps/dhparam.c
@@ -121,6 +121,7 @@
 #include <openssl/dh.h>
 #include <openssl/x509.h>
 #include <openssl/pem.h>
+#include <openssl/engine.h>
 
 #ifndef NO_DSA
 #include <openssl/dsa.h>
@@ -148,6 +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
@@ -156,7 +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;
+	char *inrand=NULL,*engine=NULL;
 	int num = 0, g = 0;
 
 	apps_startup();
@@ -195,6 +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)
@@ -240,6 +247,7 @@ 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,"               the random number generator\n");
@@ -249,6 +257,24 @@ bad:
 
 	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;
 
@@ -285,7 +311,7 @@ bad:
 			DSA *dsa;
 			
 			BIO_printf(bio_err,"Generating DSA parameters, %d bit long prime\n",num);
-	        dsa = DSA_generate_parameters(num, NULL, 0, NULL, NULL, dh_cb, bio_err);
+			dsa = DSA_generate_parameters(num, NULL, 0, NULL, NULL, dh_cb, bio_err);
 			if (dsa == NULL)
 				{
 				ERR_print_errors(bio_err);
@@ -391,7 +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)
@@ -432,31 +466,35 @@ bad:
 
 		len=BN_num_bytes(dh->p);
 		bits=BN_num_bits(dh->p);
-		data=(unsigned char *)Malloc(len);
+		data=(unsigned char *)OPENSSL_malloc(len);
 		if (data == NULL)
 			{
-			perror("Malloc");
+			perror("OPENSSL_malloc");
 			goto end;
 			}
+		printf("#ifndef HEADER_DH_H\n"
+		       "#include <openssl/dh.h>\n"
+		       "#endif\n");
+		printf("DH *get_dh%d()\n\t{\n",bits);
+
 		l=BN_bn2bin(dh->p,data);
-		printf("static unsigned char dh%d_p[]={",bits);
+		printf("\tstatic unsigned char dh%d_p[]={",bits);
 		for (i=0; i<l; i++)
 			{
-			if ((i%12) == 0) printf("\n\t");
+			if ((i%12) == 0) printf("\n\t\t");
 			printf("0x%02X,",data[i]);
 			}
-		printf("\n\t};\n");
+		printf("\n\t\t};\n");
 
 		l=BN_bn2bin(dh->g,data);
-		printf("static unsigned char dh%d_g[]={",bits);
+		printf("\tstatic unsigned char dh%d_g[]={",bits);
 		for (i=0; i<l; i++)
 			{
-			if ((i%12) == 0) printf("\n\t");
+			if ((i%12) == 0) printf("\n\t\t");
 			printf("0x%02X,",data[i]);
 			}
-		printf("\n\t};\n\n");
+		printf("\n\t\t};\n");
 
-		printf("DH *get_dh%d()\n\t{\n",bits);
 		printf("\tDH *dh;\n\n");
 		printf("\tif ((dh=DH_new()) == NULL) return(NULL);\n");
 		printf("\tdh->p=BN_bin2bn(dh%d_p,sizeof(dh%d_p),NULL);\n",
@@ -464,11 +502,11 @@ bad:
 		printf("\tdh->g=BN_bin2bn(dh%d_g,sizeof(dh%d_g),NULL);\n",
 			bits,bits);
 		printf("\tif ((dh->p == NULL) || (dh->g == NULL))\n");
-		printf("\t\treturn(NULL);\n");
+		printf("\t\t{ DH_free(dh); return(NULL); }\n");
 		if (dh->length)
-			printf("\tdh->length = %d\n", dh->length);
+			printf("\tdh->length = %d;\n", dh->length);
 		printf("\treturn(dh);\n\t}\n");
-		Free(data);
+		OPENSSL_free(data);
 		}
 
 
@@ -492,7 +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);
 	}