/* apps/dh.c */
+/* obsoleted by dhparam.c */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
#include <openssl/dh.h>
#include <openssl/x509.h>
#include <openssl/pem.h>
+#include <openssl/engine.h>
#undef PROG
#define PROG dh_main
-/* -inform arg - input format - default PEM (one of DER, TXT or PEM)
+/* -inform arg - input format - default PEM (DER or PEM)
* -outform arg - output format - default PEM
* -in arg - input file - default stdin
* -out arg - output file - default stdout
* -C
*/
+int MAIN(int, char **);
+
int MAIN(int argc, char **argv)
{
+ ENGINE *e = NULL;
DH *dh=NULL;
int i,badops=0,text=0;
BIO *in=NULL,*out=NULL;
int informat,outformat,check=0,noout=0,C=0,ret=1;
- char *infile,*outfile,*prog;
+ char *infile,*outfile,*prog,*engine;
apps_startup();
if ((bio_err=BIO_new(BIO_s_file())) != NULL)
BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
+ engine=NULL;
infile=NULL;
outfile=NULL;
informat=FORMAT_PEM;
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)
BIO_printf(bio_err," -text print a text form of the DH parameters\n");
BIO_printf(bio_err," -C Output C code\n");
BIO_printf(bio_err," -noout no output\n");
+ BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\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);
+ }
+
in=BIO_new(BIO_s_file());
out=BIO_new(BIO_s_file());
if ((in == NULL) || (out == NULL))
}
}
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)
BN_print(stdout,dh->g);
printf("\n");
if (dh->length != 0)
- printf("recomented private length=%ld\n",dh->length);
+ printf("recommended private length=%ld\n",dh->length);
#endif
}
}
if (i & DH_CHECK_P_NOT_PRIME)
printf("p value is not prime\n");
- if (i & DH_CHECK_P_NOT_STRONG_PRIME)
- printf("p value is not a strong prime\n");
+ if (i & DH_CHECK_P_NOT_SAFE_PRIME)
+ printf("p value is not a safe prime\n");
if (i & DH_UNABLE_TO_CHECK_GENERATOR)
printf("unable to check the generator value\n");
if (i & DH_NOT_SUITABLE_GENERATOR)
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;
}
l=BN_bn2bin(dh->p,data);
printf("\tif ((dh->p == NULL) || (dh->g == NULL))\n");
printf("\t\treturn(NULL);\n");
printf("\treturn(dh);\n\t}\n");
- Free(data);
+ OPENSSL_free(data);
}
}
if (!i)
{
- BIO_printf(bio_err,"unable to write DH paramaters\n");
+ BIO_printf(bio_err,"unable to write DH parameters\n");
ERR_print_errors(bio_err);
goto end;
}
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);
}