Run util/openssl-format-source -v -c .
[openssl.git] / apps / dsaparam.c
index bf0347067247ba3ecfa75714bc1046799a0583f2..824a595c379424579fdaf0c4c26ef95f3ccd3ce6 100644 (file)
@@ -5,21 +5,21 @@
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
- * 
+ *
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
  * apply to all code found in this distribution, be it the RC4, RSA,
  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  * included with this distribution is covered by the same copyright terms
  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- * 
+ *
  * Copyright remains Eric Young's, and as such any Copyright notices in
  * the code are not to be removed.
  * If this package is used in a product, Eric Young should be given attribution
  * as the author of the parts of the library used.
  * This can be in the form of a textual message at program startup or
  * in documentation (online or textual) provided with the package.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *     Eric Young (eay@cryptsoft.com)"
  *    The word 'cryptographic' can be left out if the rouines from the library
  *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from 
+ * 4. If you include any Windows specific code (or a derivative thereof) from
  *    the apps directory (application code) you must include an acknowledgement:
  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
- * 
+ *
  * The licence and distribution terms for any publically available version or
  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  * copied and put under another distribution licence
  * [including the GNU Public Licence.]
  */
 
-#include <openssl/opensslconf.h>       /* for OPENSSL_NO_DSA */
-/* Until the key-gen callbacks are modified to use newer prototypes, we allow
- * deprecated functions for openssl-internal code */
+#include <openssl/opensslconf.h> /* for OPENSSL_NO_DSA */
+/*
+ * 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
+# undef OPENSSL_NO_DEPRECATED
 #endif
 
 #ifndef OPENSSL_NO_DSA
-#include <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <time.h>
-#include <string.h>
-#include "apps.h"
-#include <openssl/bio.h>
-#include <openssl/err.h>
-#include <openssl/bn.h>
-#include <openssl/dsa.h>
-#include <openssl/x509.h>
-#include <openssl/pem.h>
-
-#undef PROG
-#define PROG   dsaparam_main
+# include <assert.h>
+# include <stdio.h>
+# include <stdlib.h>
+# include <time.h>
+# include <string.h>
+# include "apps.h"
+# include <openssl/bio.h>
+# include <openssl/err.h>
+# include <openssl/bn.h>
+# include <openssl/dsa.h>
+# include <openssl/x509.h>
+# include <openssl/pem.h>
+
+# undef PROG
+# define PROG    dsaparam_main
 
 /*-
- * -inform arg - input format - default PEM (DER 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
+ * -in arg      - input file - default stdin
+ * -out arg     - output file - default stdout
  * -noout
  * -text
  * -C
  *  #endif
  */
 
-#ifdef GENCB_TEST
+# ifdef GENCB_TEST
 
 static int stop_keygen_flag = 0;
 
 static void timebomb_sigalarm(int foo)
-       {
-       stop_keygen_flag = 1;
-       }
+{
+    stop_keygen_flag = 1;
+}
 
-#endif
+# endif
 
 static int MS_CALLBACK dsa_cb(int p, int n, BN_GENCB *cb);
 
 int MAIN(int, char **);
 
 int MAIN(int argc, char **argv)
-       {
-       DSA *dsa=NULL;
-       int i,badops=0,text=0;
-       BIO *in=NULL,*out=NULL;
-       int informat,outformat,noout=0,C=0,ret=1;
-       char *infile,*outfile,*prog,*inrand=NULL;
-       int numbits= -1,num,genkey=0;
-       int need_rand=0;
-#ifndef OPENSSL_NO_ENGINE
-       char *engine=NULL;
-#endif
-#ifdef GENCB_TEST
-       int timebomb=0;
-#endif
+{
+    DSA *dsa = NULL;
+    int i, badops = 0, text = 0;
+    BIO *in = NULL, *out = NULL;
+    int informat, outformat, noout = 0, C = 0, ret = 1;
+    char *infile, *outfile, *prog, *inrand = NULL;
+    int numbits = -1, num, genkey = 0;
+    int need_rand = 0;
+# ifndef OPENSSL_NO_ENGINE
+    char *engine = NULL;
+# endif
+# ifdef GENCB_TEST
+    int timebomb = 0;
+# endif
 
-       apps_startup();
-
-       if (bio_err == NULL)
-               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;
-
-       infile=NULL;
-       outfile=NULL;
-       informat=FORMAT_PEM;
-       outformat=FORMAT_PEM;
-
-       prog=argv[0];
-       argc--;
-       argv++;
-       while (argc >= 1)
-               {
-               if      (strcmp(*argv,"-inform") == 0)
-                       {
-                       if (--argc < 1) goto bad;
-                       informat=str2fmt(*(++argv));
-                       }
-               else if (strcmp(*argv,"-outform") == 0)
-                       {
-                       if (--argc < 1) goto bad;
-                       outformat=str2fmt(*(++argv));
-                       }
-               else if (strcmp(*argv,"-in") == 0)
-                       {
-                       if (--argc < 1) goto bad;
-                       infile= *(++argv);
-                       }
-               else if (strcmp(*argv,"-out") == 0)
-                       {
-                       if (--argc < 1) goto bad;
-                       outfile= *(++argv);
-                       }
-#ifndef OPENSSL_NO_ENGINE
-               else if(strcmp(*argv, "-engine") == 0)
-                       {
-                       if (--argc < 1) goto bad;
-                       engine = *(++argv);
-                       }
-#endif
-#ifdef GENCB_TEST
-               else if(strcmp(*argv, "-timebomb") == 0)
-                       {
-                       if (--argc < 1) goto bad;
-                       timebomb = atoi(*(++argv));
-                       }
-#endif
-               else if (strcmp(*argv,"-text") == 0)
-                       text=1;
-               else if (strcmp(*argv,"-C") == 0)
-                       C=1;
-               else if (strcmp(*argv,"-genkey") == 0)
-                       {
-                       genkey=1;
-                       need_rand=1;
-                       }
-               else if (strcmp(*argv,"-rand") == 0)
-                       {
-                       if (--argc < 1) goto bad;
-                       inrand= *(++argv);
-                       need_rand=1;
-                       }
-               else if (strcmp(*argv,"-noout") == 0)
-                       noout=1;
-               else if (sscanf(*argv,"%d",&num) == 1)
-                       {
-                       /* generate a key */
-                       numbits=num;
-                       need_rand=1;
-                       }
-               else
-                       {
-                       BIO_printf(bio_err,"unknown option %s\n",*argv);
-                       badops=1;
-                       break;
-                       }
-               argc--;
-               argv++;
-               }
-
-       if (badops)
-               {
-bad:
-               BIO_printf(bio_err,"%s [options] [bits] <infile >outfile\n",prog);
-               BIO_printf(bio_err,"where options are\n");
-               BIO_printf(bio_err," -inform arg   input format - DER or PEM\n");
-               BIO_printf(bio_err," -outform arg  output format - DER or PEM\n");
-               BIO_printf(bio_err," -in arg       input file\n");
-               BIO_printf(bio_err," -out arg      output file\n");
-               BIO_printf(bio_err," -text         print as text\n");
-               BIO_printf(bio_err," -C            Output C code\n");
-               BIO_printf(bio_err," -noout        no output\n");
-               BIO_printf(bio_err," -genkey       generate a DSA key\n");
-               BIO_printf(bio_err," -rand         files to use for random number input\n");
-#ifndef OPENSSL_NO_ENGINE
-               BIO_printf(bio_err," -engine e     use engine e, possibly a hardware device.\n");
-#endif
-#ifdef GENCB_TEST
-               BIO_printf(bio_err," -timebomb n   interrupt keygen after <n> seconds\n");
-#endif
-               BIO_printf(bio_err," number        number of bits to use for generating private key\n");
-               goto end;
-               }
-
-       ERR_load_crypto_strings();
-
-       in=BIO_new(BIO_s_file());
-       out=BIO_new(BIO_s_file());
-       if ((in == NULL) || (out == NULL))
-               {
-               ERR_print_errors(bio_err);
-               goto end;
-               }
-
-       if (infile == NULL)
-               BIO_set_fp(in,stdin,BIO_NOCLOSE);
-       else
-               {
-               if (BIO_read_filename(in,infile) <= 0)
-                       {
-                       perror(infile);
-                       goto end;
-                       }
-               }
-       if (outfile == NULL)
-               {
-               BIO_set_fp(out,stdout,BIO_NOCLOSE);
-#ifdef OPENSSL_SYS_VMS
-               {
-               BIO *tmpbio = BIO_new(BIO_f_linebuffer());
-               out = BIO_push(tmpbio, out);
-               }
-#endif
-               }
-       else
-               {
-               if (BIO_write_filename(out,outfile) <= 0)
-                       {
-                       perror(outfile);
-                       goto end;
-                       }
-               }
-
-#ifndef OPENSSL_NO_ENGINE
-        setup_engine(bio_err, engine, 0);
-#endif
+    apps_startup();
+
+    if (bio_err == NULL)
+        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;
+
+    infile = NULL;
+    outfile = NULL;
+    informat = FORMAT_PEM;
+    outformat = FORMAT_PEM;
+
+    prog = argv[0];
+    argc--;
+    argv++;
+    while (argc >= 1) {
+        if (strcmp(*argv, "-inform") == 0) {
+            if (--argc < 1)
+                goto bad;
+            informat = str2fmt(*(++argv));
+        } else if (strcmp(*argv, "-outform") == 0) {
+            if (--argc < 1)
+                goto bad;
+            outformat = str2fmt(*(++argv));
+        } else if (strcmp(*argv, "-in") == 0) {
+            if (--argc < 1)
+                goto bad;
+            infile = *(++argv);
+        } else if (strcmp(*argv, "-out") == 0) {
+            if (--argc < 1)
+                goto bad;
+            outfile = *(++argv);
+        }
+# ifndef OPENSSL_NO_ENGINE
+        else if (strcmp(*argv, "-engine") == 0) {
+            if (--argc < 1)
+                goto bad;
+            engine = *(++argv);
+        }
+# endif
+# ifdef GENCB_TEST
+        else if (strcmp(*argv, "-timebomb") == 0) {
+            if (--argc < 1)
+                goto bad;
+            timebomb = atoi(*(++argv));
+        }
+# endif
+        else if (strcmp(*argv, "-text") == 0)
+            text = 1;
+        else if (strcmp(*argv, "-C") == 0)
+            C = 1;
+        else if (strcmp(*argv, "-genkey") == 0) {
+            genkey = 1;
+            need_rand = 1;
+        } else if (strcmp(*argv, "-rand") == 0) {
+            if (--argc < 1)
+                goto bad;
+            inrand = *(++argv);
+            need_rand = 1;
+        } else if (strcmp(*argv, "-noout") == 0)
+            noout = 1;
+        else if (sscanf(*argv, "%d", &num) == 1) {
+            /* generate a key */
+            numbits = num;
+            need_rand = 1;
+        } else {
+            BIO_printf(bio_err, "unknown option %s\n", *argv);
+            badops = 1;
+            break;
+        }
+        argc--;
+        argv++;
+    }
+
+    if (badops) {
+ bad:
+        BIO_printf(bio_err, "%s [options] [bits] <infile >outfile\n", prog);
+        BIO_printf(bio_err, "where options are\n");
+        BIO_printf(bio_err, " -inform arg   input format - DER or PEM\n");
+        BIO_printf(bio_err, " -outform arg  output format - DER or PEM\n");
+        BIO_printf(bio_err, " -in arg       input file\n");
+        BIO_printf(bio_err, " -out arg      output file\n");
+        BIO_printf(bio_err, " -text         print as text\n");
+        BIO_printf(bio_err, " -C            Output C code\n");
+        BIO_printf(bio_err, " -noout        no output\n");
+        BIO_printf(bio_err, " -genkey       generate a DSA key\n");
+        BIO_printf(bio_err,
+                   " -rand         files to use for random number input\n");
+# ifndef OPENSSL_NO_ENGINE
+        BIO_printf(bio_err,
+                   " -engine e     use engine e, possibly a hardware device.\n");
+# endif
+# ifdef GENCB_TEST
+        BIO_printf(bio_err,
+                   " -timebomb n   interrupt keygen after <n> seconds\n");
+# endif
+        BIO_printf(bio_err,
+                   " number        number of bits to use for generating private key\n");
+        goto end;
+    }
+
+    ERR_load_crypto_strings();
+
+    in = BIO_new(BIO_s_file());
+    out = BIO_new(BIO_s_file());
+    if ((in == NULL) || (out == NULL)) {
+        ERR_print_errors(bio_err);
+        goto end;
+    }
+
+    if (infile == NULL)
+        BIO_set_fp(in, stdin, BIO_NOCLOSE);
+    else {
+        if (BIO_read_filename(in, infile) <= 0) {
+            perror(infile);
+            goto end;
+        }
+    }
+    if (outfile == NULL) {
+        BIO_set_fp(out, stdout, BIO_NOCLOSE);
+# ifdef OPENSSL_SYS_VMS
+        {
+            BIO *tmpbio = BIO_new(BIO_f_linebuffer());
+            out = BIO_push(tmpbio, out);
+        }
+# endif
+    } else {
+        if (BIO_write_filename(out, outfile) <= 0) {
+            perror(outfile);
+            goto end;
+        }
+    }
+
+# ifndef OPENSSL_NO_ENGINE
+    setup_engine(bio_err, engine, 0);
+# endif
 
-       if (need_rand)
-               {
-               app_RAND_load_file(NULL, bio_err, (inrand != NULL));
-               if (inrand != NULL)
-                       BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
-                               app_RAND_load_files(inrand));
-               }
-
-       if (numbits > 0)
-               {
-               BN_GENCB cb;
-               BN_GENCB_set(&cb, dsa_cb, bio_err);
-               assert(need_rand);
-               dsa = DSA_new();
-               if(!dsa)
-                       {
-                       BIO_printf(bio_err,"Error allocating DSA object\n");
-                       goto end;
-                       }
-               BIO_printf(bio_err,"Generating DSA parameters, %d bit long prime\n",num);
-               BIO_printf(bio_err,"This could take some time\n");
-#ifdef GENCB_TEST
-               if(timebomb > 0)
-       {
-               struct sigaction act;
-               act.sa_handler = timebomb_sigalarm;
-               act.sa_flags = 0;
-               BIO_printf(bio_err,"(though I'll stop it if not done within %d secs)\n",
-                               timebomb);
-               if(sigaction(SIGALRM, &act, NULL) != 0)
-                       {
-                       BIO_printf(bio_err,"Error, couldn't set SIGALRM handler\n");
-                       goto end;
-                       }
-               alarm(timebomb);
-       }
-#endif
-               if(!DSA_generate_parameters_ex(dsa,num,NULL,0,NULL,NULL, &cb))
-                       {
-#ifdef GENCB_TEST
-                       if(stop_keygen_flag)
-                               {
-                               BIO_printf(bio_err,"DSA key generation time-stopped\n");
-                               /* This is an asked-for behaviour! */
-                               ret = 0;
-                               goto end;
-                               }
-#endif
-                       ERR_print_errors(bio_err);
-                       BIO_printf(bio_err,"Error, DSA key generation failed\n");
-                       goto end;
-                       }
-               }
-       else if (informat == FORMAT_ASN1)
-               dsa=d2i_DSAparams_bio(in,NULL);
-       else if (informat == FORMAT_PEM)
-               dsa=PEM_read_bio_DSAparams(in,NULL,NULL,NULL);
-       else
-               {
-               BIO_printf(bio_err,"bad input format specified\n");
-               goto end;
-               }
-       if (dsa == NULL)
-               {
-               BIO_printf(bio_err,"unable to load DSA parameters\n");
-               ERR_print_errors(bio_err);
-               goto end;
-               }
-
-       if (text)
-               {
-               DSAparams_print(out,dsa);
-               }
-       
-       if (C)
-               {
-               unsigned char *data;
-               int l,len,bits_p;
-
-               len=BN_num_bytes(dsa->p);
-               bits_p=BN_num_bits(dsa->p);
-               data=(unsigned char *)OPENSSL_malloc(len+20);
-               if (data == NULL)
-                       {
-                       perror("OPENSSL_malloc");
-                       goto end;
-                       }
-               l=BN_bn2bin(dsa->p,data);
-               printf("static unsigned char dsa%d_p[]={",bits_p);
-               for (i=0; i<l; i++)
-                       {
-                       if ((i%12) == 0) printf("\n\t");
-                       printf("0x%02X,",data[i]);
-                       }
-               printf("\n\t};\n");
-
-               l=BN_bn2bin(dsa->q,data);
-               printf("static unsigned char dsa%d_q[]={",bits_p);
-               for (i=0; i<l; i++)
-                       {
-                       if ((i%12) == 0) printf("\n\t");
-                       printf("0x%02X,",data[i]);
-                       }
-               printf("\n\t};\n");
-
-               l=BN_bn2bin(dsa->g,data);
-               printf("static unsigned char dsa%d_g[]={",bits_p);
-               for (i=0; i<l; i++)
-                       {
-                       if ((i%12) == 0) printf("\n\t");
-                       printf("0x%02X,",data[i]);
-                       }
-               printf("\n\t};\n\n");
-
-               printf("DSA *get_dsa%d()\n\t{\n",bits_p);
-               printf("\tDSA *dsa;\n\n");
-               printf("\tif ((dsa=DSA_new()) == NULL) return(NULL);\n");
-               printf("\tdsa->p=BN_bin2bn(dsa%d_p,sizeof(dsa%d_p),NULL);\n",
-                       bits_p,bits_p);
-               printf("\tdsa->q=BN_bin2bn(dsa%d_q,sizeof(dsa%d_q),NULL);\n",
-                       bits_p,bits_p);
-               printf("\tdsa->g=BN_bin2bn(dsa%d_g,sizeof(dsa%d_g),NULL);\n",
-                       bits_p,bits_p);
-               printf("\tif ((dsa->p == NULL) || (dsa->q == NULL) || (dsa->g == NULL))\n");
-               printf("\t\t{ DSA_free(dsa); return(NULL); }\n");
-               printf("\treturn(dsa);\n\t}\n");
-               }
-
-
-       if (!noout)
-               {
-               if      (outformat == FORMAT_ASN1)
-                       i=i2d_DSAparams_bio(out,dsa);
-               else if (outformat == FORMAT_PEM)
-                       i=PEM_write_bio_DSAparams(out,dsa);
-               else    {
-                       BIO_printf(bio_err,"bad output format specified for outfile\n");
-                       goto end;
-                       }
-               if (!i)
-                       {
-                       BIO_printf(bio_err,"unable to write DSA parameters\n");
-                       ERR_print_errors(bio_err);
-                       goto end;
-                       }
-               }
-       if (genkey)
-               {
-               DSA *dsakey;
-
-               assert(need_rand);
-               if ((dsakey=DSAparams_dup(dsa)) == NULL) goto end;
-               if (!DSA_generate_key(dsakey))
-                       {
-                       ERR_print_errors(bio_err);
-                       DSA_free(dsakey);
-                       goto end;
-                       }
-               if      (outformat == FORMAT_ASN1)
-                       i=i2d_DSAPrivateKey_bio(out,dsakey);
-               else if (outformat == FORMAT_PEM)
-                       i=PEM_write_bio_DSAPrivateKey(out,dsakey,NULL,NULL,0,NULL,NULL);
-               else    {
-                       BIO_printf(bio_err,"bad output format specified for outfile\n");
-                       DSA_free(dsakey);
-                       goto end;
-                       }
-               DSA_free(dsakey);
-               }
-       if (need_rand)
-               app_RAND_write_file(NULL, bio_err);
-       ret=0;
-end:
-       if (in != NULL) BIO_free(in);
-       if (out != NULL) BIO_free_all(out);
-       if (dsa != NULL) DSA_free(dsa);
-       apps_shutdown();
-       OPENSSL_EXIT(ret);
-       }
+    if (need_rand) {
+        app_RAND_load_file(NULL, bio_err, (inrand != NULL));
+        if (inrand != NULL)
+            BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
+                       app_RAND_load_files(inrand));
+    }
+
+    if (numbits > 0) {
+        BN_GENCB cb;
+        BN_GENCB_set(&cb, dsa_cb, bio_err);
+        assert(need_rand);
+        dsa = DSA_new();
+        if (!dsa) {
+            BIO_printf(bio_err, "Error allocating DSA object\n");
+            goto end;
+        }
+        BIO_printf(bio_err, "Generating DSA parameters, %d bit long prime\n",
+                   num);
+        BIO_printf(bio_err, "This could take some time\n");
+# ifdef GENCB_TEST
+        if (timebomb > 0) {
+            struct sigaction act;
+            act.sa_handler = timebomb_sigalarm;
+            act.sa_flags = 0;
+            BIO_printf(bio_err,
+                       "(though I'll stop it if not done within %d secs)\n",
+                       timebomb);
+            if (sigaction(SIGALRM, &act, NULL) != 0) {
+                BIO_printf(bio_err, "Error, couldn't set SIGALRM handler\n");
+                goto end;
+            }
+            alarm(timebomb);
+        }
+# endif
+        if (!DSA_generate_parameters_ex(dsa, num, NULL, 0, NULL, NULL, &cb)) {
+# ifdef GENCB_TEST
+            if (stop_keygen_flag) {
+                BIO_printf(bio_err, "DSA key generation time-stopped\n");
+                /* This is an asked-for behaviour! */
+                ret = 0;
+                goto end;
+            }
+# endif
+            ERR_print_errors(bio_err);
+            BIO_printf(bio_err, "Error, DSA key generation failed\n");
+            goto end;
+        }
+    } else if (informat == FORMAT_ASN1)
+        dsa = d2i_DSAparams_bio(in, NULL);
+    else if (informat == FORMAT_PEM)
+        dsa = PEM_read_bio_DSAparams(in, NULL, NULL, NULL);
+    else {
+        BIO_printf(bio_err, "bad input format specified\n");
+        goto end;
+    }
+    if (dsa == NULL) {
+        BIO_printf(bio_err, "unable to load DSA parameters\n");
+        ERR_print_errors(bio_err);
+        goto end;
+    }
+
+    if (text) {
+        DSAparams_print(out, dsa);
+    }
+
+    if (C) {
+        unsigned char *data;
+        int l, len, bits_p;
+
+        len = BN_num_bytes(dsa->p);
+        bits_p = BN_num_bits(dsa->p);
+        data = (unsigned char *)OPENSSL_malloc(len + 20);
+        if (data == NULL) {
+            perror("OPENSSL_malloc");
+            goto end;
+        }
+        l = BN_bn2bin(dsa->p, data);
+        printf("static unsigned char dsa%d_p[]={", bits_p);
+        for (i = 0; i < l; i++) {
+            if ((i % 12) == 0)
+                printf("\n\t");
+            printf("0x%02X,", data[i]);
+        }
+        printf("\n\t};\n");
+
+        l = BN_bn2bin(dsa->q, data);
+        printf("static unsigned char dsa%d_q[]={", bits_p);
+        for (i = 0; i < l; i++) {
+            if ((i % 12) == 0)
+                printf("\n\t");
+            printf("0x%02X,", data[i]);
+        }
+        printf("\n\t};\n");
+
+        l = BN_bn2bin(dsa->g, data);
+        printf("static unsigned char dsa%d_g[]={", bits_p);
+        for (i = 0; i < l; i++) {
+            if ((i % 12) == 0)
+                printf("\n\t");
+            printf("0x%02X,", data[i]);
+        }
+        printf("\n\t};\n\n");
+
+        printf("DSA *get_dsa%d()\n\t{\n", bits_p);
+        printf("\tDSA *dsa;\n\n");
+        printf("\tif ((dsa=DSA_new()) == NULL) return(NULL);\n");
+        printf("\tdsa->p=BN_bin2bn(dsa%d_p,sizeof(dsa%d_p),NULL);\n",
+               bits_p, bits_p);
+        printf("\tdsa->q=BN_bin2bn(dsa%d_q,sizeof(dsa%d_q),NULL);\n",
+               bits_p, bits_p);
+        printf("\tdsa->g=BN_bin2bn(dsa%d_g,sizeof(dsa%d_g),NULL);\n",
+               bits_p, bits_p);
+        printf
+            ("\tif ((dsa->p == NULL) || (dsa->q == NULL) || (dsa->g == NULL))\n");
+        printf("\t\t{ DSA_free(dsa); return(NULL); }\n");
+        printf("\treturn(dsa);\n\t}\n");
+    }
+
+    if (!noout) {
+        if (outformat == FORMAT_ASN1)
+            i = i2d_DSAparams_bio(out, dsa);
+        else if (outformat == FORMAT_PEM)
+            i = PEM_write_bio_DSAparams(out, dsa);
+        else {
+            BIO_printf(bio_err, "bad output format specified for outfile\n");
+            goto end;
+        }
+        if (!i) {
+            BIO_printf(bio_err, "unable to write DSA parameters\n");
+            ERR_print_errors(bio_err);
+            goto end;
+        }
+    }
+    if (genkey) {
+        DSA *dsakey;
+
+        assert(need_rand);
+        if ((dsakey = DSAparams_dup(dsa)) == NULL)
+            goto end;
+        if (!DSA_generate_key(dsakey)) {
+            ERR_print_errors(bio_err);
+            DSA_free(dsakey);
+            goto end;
+        }
+        if (outformat == FORMAT_ASN1)
+            i = i2d_DSAPrivateKey_bio(out, dsakey);
+        else if (outformat == FORMAT_PEM)
+            i = PEM_write_bio_DSAPrivateKey(out, dsakey, NULL, NULL, 0, NULL,
+                                            NULL);
+        else {
+            BIO_printf(bio_err, "bad output format specified for outfile\n");
+            DSA_free(dsakey);
+            goto end;
+        }
+        DSA_free(dsakey);
+    }
+    if (need_rand)
+        app_RAND_write_file(NULL, bio_err);
+    ret = 0;
+ end:
+    if (in != NULL)
+        BIO_free(in);
+    if (out != NULL)
+        BIO_free_all(out);
+    if (dsa != NULL)
+        DSA_free(dsa);
+    apps_shutdown();
+    OPENSSL_EXIT(ret);
+}
 
 static int MS_CALLBACK dsa_cb(int p, int n, BN_GENCB *cb)
-       {
-       char c='*';
-
-       if (p == 0) c='.';
-       if (p == 1) c='+';
-       if (p == 2) c='*';
-       if (p == 3) c='\n';
-       BIO_write(cb->arg,&c,1);
-       (void)BIO_flush(cb->arg);
-#ifdef LINT
-       p=n;
-#endif
-#ifdef GENCB_TEST
-       if(stop_keygen_flag)
-               return 0;
-#endif
-       return 1;
-       }
-#else /* !OPENSSL_NO_DSA */
+{
+    char c = '*';
+
+    if (p == 0)
+        c = '.';
+    if (p == 1)
+        c = '+';
+    if (p == 2)
+        c = '*';
+    if (p == 3)
+        c = '\n';
+    BIO_write(cb->arg, &c, 1);
+    (void)BIO_flush(cb->arg);
+# ifdef LINT
+    p = n;
+# endif
+# ifdef GENCB_TEST
+    if (stop_keygen_flag)
+        return 0;
+# endif
+    return 1;
+}
+#else                           /* !OPENSSL_NO_DSA */
 
 # if PEDANTIC
-static void *dummy=&dummy;
+static void *dummy = &dummy;
 # endif
 
 #endif