const EVP_CIPHER *enc=NULL;
BIO *in=NULL,*out=NULL;
int informat,outformat,text=0,noout=0;
+ int pubin = 0, pubout = 0;
char *infile,*outfile,*prog;
int modulus=0;
text=1;
else if (strcmp(*argv,"-modulus") == 0)
modulus=1;
+ else if (strcmp(*argv,"-pubin") == 0)
+ pubin=1;
+ else if (strcmp(*argv,"-pubout") == 0)
+ pubout=1;
else if ((enc=EVP_get_cipherbyname(&(argv[0][1]))) == NULL)
{
BIO_printf(bio_err,"unknown option %s\n",*argv);
}
}
- BIO_printf(bio_err,"read DSA private key\n");
- if (informat == FORMAT_ASN1)
- dsa=d2i_DSAPrivateKey_bio(in,NULL);
- else if (informat == FORMAT_PEM)
- dsa=PEM_read_bio_DSAPrivateKey(in,NULL,NULL,NULL);
- else
+ BIO_printf(bio_err,"read DSA key\n");
+ if (informat == FORMAT_ASN1) {
+ if(pubin) dsa=d2i_DSAPublicKey_bio(in,NULL);
+ else dsa=d2i_DSAPrivateKey_bio(in,NULL);
+ } else if (informat == FORMAT_PEM) {
+ if(pubin) dsa=PEM_read_bio_DSAPublicKey(in,NULL, NULL, NULL);
+ else dsa=PEM_read_bio_DSAPrivateKey(in,NULL,NULL,NULL);
+ } else
{
BIO_printf(bio_err,"bad input format specified for key\n");
goto end;
}
if (dsa == NULL)
{
- BIO_printf(bio_err,"unable to load Private Key\n");
+ BIO_printf(bio_err,"unable to load Key\n");
ERR_print_errors(bio_err);
goto end;
}
}
if (noout) goto end;
- BIO_printf(bio_err,"writing DSA private key\n");
- if (outformat == FORMAT_ASN1)
- i=i2d_DSAPrivateKey_bio(out,dsa);
- else if (outformat == FORMAT_PEM)
- i=PEM_write_bio_DSAPrivateKey(out,dsa,enc,NULL,0,NULL,NULL);
- else {
+ BIO_printf(bio_err,"writing DSA key\n");
+ if (outformat == FORMAT_ASN1) {
+ if(pubin || pubout) i=i2d_DSAPublicKey_bio(out,dsa);
+ else i=i2d_DSAPrivateKey_bio(out,dsa);
+ } else if (outformat == FORMAT_PEM) {
+ if(pubin || pubout)
+ i=PEM_write_bio_DSAPublicKey(out,dsa);
+ else i=PEM_write_bio_DSAPrivateKey(out,dsa,enc,NULL,0,NULL,NULL);
+ } else {
BIO_printf(bio_err,"bad output format specified for outfile\n");
goto end;
}