/**
dsa_get_ppk
Returns a dynamically allocated string like the following:
-----BEGIN PUBLIC KEY-----
...Some, uh, public key...
-----END PUBLIC KEY-----
or NULL on error. Note that the pointer is dynamically allocated.
*/
char *dsa_get_ppk()
{
BIO *fsu = BIO_new(BIO_s_mem());
BUF_MEM *buf;
char *realbuf = NULL;
if(fsu == NULL)
return NULL;
PEM_write_bio_DSA_PUBKEY(fsu, probe);
BIO_flush(fsu);
BIO_get_mem_ptr(fsu, &buf);
if((realbuf = malloc(53 + buf->length)) != NULL) {
memcpy(realbuf, buf->data, buf->length);
realbuf[buf->length] = '\0';
}
BIO_free(fsu);
return realbuf;
}
int MAIN(int argc, char **argv)
{
ENGINE *e = NULL;
int ret=1;
DSA *dsa=NULL;
int i,badops=0;
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;
#ifndef OPENSSL_NO_ENGINE
char *engine;
#endif
char *passargin = NULL, *passargout = NULL;
char *passin = NULL, *passout = NULL;
int modulus=0;
int pvk_encr = 2;
apps_startup();
if (bio_err == NULL)
if ((bio_err=BIO_new(BIO_s_file())) != NULL)
BIO_set_fp(bio_err,OPENSSL_TYPE__FILE_STDERR,BIO_NOCLOSE|BIO_FP_TEXT);
if (!load_config(bio_err, NULL))
goto end;
#ifndef OPENSSL_NO_ENGINE
engine=NULL;
#endif
infile=NULL;
outfile=NULL;
informat=FORMAT_PEM;
outformat=FORMAT_PEM;
prog=argv[0];
argc--;
argv++;
while (argc >= 1)
{
if (TINYCLR_SSL_STRCMP(*argv,"-inform") == 0)
{
if (--argc < 1) goto bad;
informat=str2fmt(*(++argv));
}
else if (TINYCLR_SSL_STRCMP(*argv,"-outform") == 0)
{
if (--argc < 1) goto bad;
outformat=str2fmt(*(++argv));
}
else if (TINYCLR_SSL_STRCMP(*argv,"-in") == 0)
{
if (--argc < 1) goto bad;
infile= *(++argv);
}
else if (TINYCLR_SSL_STRCMP(*argv,"-out") == 0)
{
if (--argc < 1) goto bad;
outfile= *(++argv);
}
else if (TINYCLR_SSL_STRCMP(*argv,"-passin") == 0)
{
if (--argc < 1) goto bad;
passargin= *(++argv);
}
else if (TINYCLR_SSL_STRCMP(*argv,"-passout") == 0)
{
if (--argc < 1) goto bad;
passargout= *(++argv);
}
#ifndef OPENSSL_NO_ENGINE
else if (TINYCLR_SSL_STRCMP(*argv,"-engine") == 0)
{
if (--argc < 1) goto bad;
engine= *(++argv);
}
#endif
else if (TINYCLR_SSL_STRCMP(*argv,"-pvk-strong") == 0)
pvk_encr=2;
else if (TINYCLR_SSL_STRCMP(*argv,"-pvk-weak") == 0)
pvk_encr=1;
else if (TINYCLR_SSL_STRCMP(*argv,"-pvk-none") == 0)
pvk_encr=0;
else if (TINYCLR_SSL_STRCMP(*argv,"-noout") == 0)
noout=1;
else if (TINYCLR_SSL_STRCMP(*argv,"-text") == 0)
text=1;
else if (TINYCLR_SSL_STRCMP(*argv,"-modulus") == 0)
modulus=1;
else if (TINYCLR_SSL_STRCMP(*argv,"-pubin") == 0)
pubin=1;
else if (TINYCLR_SSL_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);
badops=1;
break;
}
argc--;
argv++;
}
if (badops)
{
bad:
BIO_printf(bio_err,"%s [options] <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," -passin arg input file pass phrase source\n");
BIO_printf(bio_err," -out arg output file\n");
BIO_printf(bio_err," -passout arg output file pass phrase source\n");
#ifndef OPENSSL_NO_ENGINE
BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n");
#endif
BIO_printf(bio_err," -des encrypt PEM output with cbc des\n");
BIO_printf(bio_err," -des3 encrypt PEM output with ede cbc des using 168 bit key\n");
#ifndef OPENSSL_NO_IDEA
BIO_printf(bio_err," -idea encrypt PEM output with cbc idea\n");
#endif
#ifndef OPENSSL_NO_AES
BIO_printf(bio_err," -aes128, -aes192, -aes256\n");
BIO_printf(bio_err," encrypt PEM output with cbc aes\n");
#endif
#ifndef OPENSSL_NO_CAMELLIA
BIO_printf(bio_err," -camellia128, -camellia192, -camellia256\n");
BIO_printf(bio_err," encrypt PEM output with cbc camellia\n");
#endif
#ifndef OPENSSL_NO_SEED
BIO_printf(bio_err," -seed encrypt PEM output with cbc seed\n");
#endif
BIO_printf(bio_err," -text print the key in text\n");
BIO_printf(bio_err," -noout don't print key out\n");
BIO_printf(bio_err," -modulus print the DSA public value\n");
goto end;
}
ERR_load_crypto_strings();
#ifndef OPENSSL_NO_ENGINE
e = setup_engine(bio_err, engine, 0);
#endif
if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
BIO_printf(bio_err, "Error getting passwords\n");
goto end;
}
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,OPENSSL_TYPE__FILE_STDIN,BIO_NOCLOSE);
else
{
if (BIO_read_filename(in,infile) <= 0)
{
TINYCLR_SSL_PERROR(infile);
goto end;
}
}
BIO_printf(bio_err,"read DSA key\n");
{
EVP_PKEY *pkey;
if (pubin)
pkey = load_pubkey(bio_err, infile, informat, 1,
passin, e, "Public Key");
else
pkey = load_key(bio_err, infile, informat, 1,
passin, e, "Private Key");
if (pkey)
{
dsa = EVP_PKEY_get1_DSA(pkey);
EVP_PKEY_free(pkey);
}
}
if (dsa == NULL)
{
BIO_printf(bio_err,"unable to load Key\n");
ERR_print_errors(bio_err);
goto end;
}
if (outfile == NULL)
{
BIO_set_fp(out,OPENSSL_TYPE__FILE_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)
{
TINYCLR_SSL_PERROR(outfile);
goto end;
}
}
if (text)
if (!DSA_print(out,dsa,0))
{
TINYCLR_SSL_PERROR(outfile);
ERR_print_errors(bio_err);
goto end;
}
if (modulus)
{
TINYCLR_SSL_FPRINTF(OPENSSL_TYPE__FILE_STDOUT,"Public Key=");
BN_print(out,dsa->pub_key);
TINYCLR_SSL_FPRINTF(OPENSSL_TYPE__FILE_STDOUT,"\n");
}
if (noout) goto end;
BIO_printf(bio_err,"writing DSA key\n");
if (outformat == FORMAT_ASN1) {
if(pubin || pubout) i=i2d_DSA_PUBKEY_bio(out,dsa);
else i=i2d_DSAPrivateKey_bio(out,dsa);
} else if (outformat == FORMAT_PEM) {
if(pubin || pubout)
i=PEM_write_bio_DSA_PUBKEY(out,dsa);
else i=PEM_write_bio_DSAPrivateKey(out,dsa,enc,
NULL,0,NULL, passout);
#if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_RC4)
} else if (outformat == FORMAT_MSBLOB || outformat == FORMAT_PVK) {
EVP_PKEY *pk;
pk = EVP_PKEY_new();
EVP_PKEY_set1_DSA(pk, dsa);
if (outformat == FORMAT_PVK)
i = i2b_PVK_bio(out, pk, pvk_encr, 0, passout);
else if (pubin || pubout)
i = i2b_PublicKey_bio(out, pk);
else
i = i2b_PrivateKey_bio(out, pk);
EVP_PKEY_free(pk);
#endif
} else {
BIO_printf(bio_err,"bad output format specified for outfile\n");
goto end;
}
if (i <= 0)
{
BIO_printf(bio_err,"unable to write private key\n");
ERR_print_errors(bio_err);
}
else
ret=0;
end:
if(in != NULL) BIO_free(in);
if(out != NULL) BIO_free_all(out);
if(dsa != NULL) DSA_free(dsa);
if(passin) OPENSSL_free(passin);
if(passout) OPENSSL_free(passout);
apps_shutdown();
OPENSSL_EXIT(ret);
}
static LUA_FUNCTION(openssl_pkey_export)
{
EVP_PKEY * key;
int ispriv = 0;
int exraw = 0;
int expem = 1;
size_t passphrase_len = 0;
BIO * bio_out = NULL;
int ret = 0;
const EVP_CIPHER * cipher;
const char * passphrase = NULL;
key = CHECK_OBJECT(1, EVP_PKEY, "openssl.evp_pkey");
ispriv = openssl_pkey_is_private(key);
if (!lua_isnoneornil(L, 2))
expem = lua_toboolean(L, 2);
if (expem)
{
if (!lua_isnoneornil(L, 3))
exraw = lua_toboolean(L, 3);
passphrase = luaL_optlstring(L, 4, NULL, &passphrase_len);
} else
{
passphrase = luaL_optlstring(L, 3, NULL, &passphrase_len);
}
if (passphrase)
{
cipher = (EVP_CIPHER *) EVP_des_ede3_cbc();
}
else
{
cipher = NULL;
}
bio_out = BIO_new(BIO_s_mem());
if (expem)
{
if (exraw==0)
{
ret = ispriv ?
PEM_write_bio_PrivateKey(bio_out, key, cipher, (unsigned char *)passphrase, passphrase_len, NULL, NULL) :
PEM_write_bio_PUBKEY(bio_out, key);
}
else
{
/* export raw key format */
switch (EVP_PKEY_type(key->type))
{
case EVP_PKEY_RSA:
case EVP_PKEY_RSA2:
ret = ispriv ? PEM_write_bio_RSAPrivateKey(bio_out, key->pkey.rsa, cipher, (unsigned char *)passphrase, passphrase_len, NULL, NULL)
: PEM_write_bio_RSAPublicKey(bio_out, key->pkey.rsa);
break;
case EVP_PKEY_DSA:
case EVP_PKEY_DSA2:
case EVP_PKEY_DSA3:
case EVP_PKEY_DSA4:
{
ret = ispriv ? PEM_write_bio_DSAPrivateKey(bio_out, key->pkey.dsa, cipher, (unsigned char *)passphrase, passphrase_len, NULL, NULL)
: PEM_write_bio_DSA_PUBKEY(bio_out, key->pkey.dsa);
}
break;
case EVP_PKEY_DH:
ret = PEM_write_bio_DHparams(bio_out, key->pkey.dh);
break;
#ifndef OPENSSL_NO_EC
case EVP_PKEY_EC:
ret = ispriv ? PEM_write_bio_ECPrivateKey(bio_out, key->pkey.ec, cipher, (unsigned char *)passphrase, passphrase_len, NULL, NULL)
: PEM_write_bio_EC_PUBKEY(bio_out, key->pkey.ec);
break;
#endif
default:
ret = 0;
break;
}
}
}
else
{
if (ispriv)
{
if (passphrase == NULL)
{
ret = i2d_PrivateKey_bio(bio_out, key);
} else
{
ret = i2d_PKCS8PrivateKey_bio(bio_out, key, cipher, (char *)passphrase, passphrase_len, NULL, NULL);
}
} else
{
int l;
l = i2d_PublicKey(key, NULL);
if (l > 0)
{
unsigned char* p = malloc(l);
unsigned char* pp = p;
l = i2d_PublicKey(key, &pp);
if (l > 0)
{
BIO_write(bio_out, p, l);
ret = 1;
} else
ret = 0;
free(p);
} else
ret = 0;
}
}
if (ret)
{
char * bio_mem_ptr;
long bio_mem_len;
bio_mem_len = BIO_get_mem_data(bio_out, &bio_mem_ptr);
lua_pushlstring(L, bio_mem_ptr, bio_mem_len);
ret = 1;
}
if (bio_out)
{
BIO_free(bio_out);
}
return ret;
}
int MAIN(int argc, char **argv)
{
#ifndef OPENSSL_NO_ENGINE
ENGINE *e = NULL;
#endif
int ret=1;
DSA *dsa=NULL;
int i,badops=0;
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;
#ifndef OPENSSL_NO_ENGINE
char *engine;
#endif
char *passargin = NULL, *passargout = NULL;
char *passin = NULL, *passout = NULL;
int modulus=0;
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;
#ifndef OPENSSL_NO_ENGINE
engine=NULL;
#endif
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);
}
else if (strcmp(*argv,"-passin") == 0)
{
if (--argc < 1) goto bad;
passargin= *(++argv);
}
else if (strcmp(*argv,"-passout") == 0)
{
if (--argc < 1) goto bad;
passargout= *(++argv);
}
#ifndef OPENSSL_NO_ENGINE
else if (strcmp(*argv,"-engine") == 0)
{
if (--argc < 1) goto bad;
engine= *(++argv);
}
#endif
else if (strcmp(*argv,"-noout") == 0)
noout=1;
else if (strcmp(*argv,"-text") == 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);
badops=1;
break;
}
argc--;
argv++;
}
if (badops)
{
bad:
BIO_printf(bio_err,"%s [options] <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," -passin arg input file pass phrase source\n");
BIO_printf(bio_err," -out arg output file\n");
BIO_printf(bio_err," -passout arg output file pass phrase source\n");
#ifndef OPENSSL_NO_ENGINE
BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n");
#endif
BIO_printf(bio_err," -des encrypt PEM output with cbc des\n");
BIO_printf(bio_err," -des3 encrypt PEM output with ede cbc des using 168 bit key\n");
#ifndef OPENSSL_NO_IDEA
BIO_printf(bio_err," -idea encrypt PEM output with cbc idea\n");
#endif
#ifndef OPENSSL_NO_AES
BIO_printf(bio_err," -aes128, -aes192, -aes256\n");
BIO_printf(bio_err," encrypt PEM output with cbc aes\n");
#endif
BIO_printf(bio_err," -text print the key in text\n");
BIO_printf(bio_err," -noout don't print key out\n");
BIO_printf(bio_err," -modulus print the DSA public value\n");
goto end;
}
ERR_load_crypto_strings();
#ifndef OPENSSL_NO_ENGINE
e = setup_engine(bio_err, engine, 0);
#endif
if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
BIO_printf(bio_err, "Error getting passwords\n");
goto end;
}
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;
}
}
BIO_printf(bio_err,"read DSA key\n");
if (informat == FORMAT_ASN1) {
if(pubin) dsa=d2i_DSA_PUBKEY_bio(in,NULL);
else dsa=d2i_DSAPrivateKey_bio(in,NULL);
} else if (informat == FORMAT_PEM) {
if(pubin) dsa=PEM_read_bio_DSA_PUBKEY(in,NULL, NULL, NULL);
else dsa=PEM_read_bio_DSAPrivateKey(in,NULL,NULL,passin);
} else
{
BIO_printf(bio_err,"bad input format specified for key\n");
goto end;
}
if (dsa == NULL)
{
BIO_printf(bio_err,"unable to load Key\n");
ERR_print_errors(bio_err);
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;
}
}
if (text)
if (!DSA_print(out,dsa,0))
{
perror(outfile);
ERR_print_errors(bio_err);
goto end;
}
if (modulus)
{
fprintf(stdout,"Public Key=");
BN_print(out,dsa->pub_key);
fprintf(stdout,"\n");
}
if (noout) goto end;
BIO_printf(bio_err,"writing DSA key\n");
if (outformat == FORMAT_ASN1) {
if(pubin || pubout) i=i2d_DSA_PUBKEY_bio(out,dsa);
else i=i2d_DSAPrivateKey_bio(out,dsa);
} else if (outformat == FORMAT_PEM) {
if(pubin || pubout)
i=PEM_write_bio_DSA_PUBKEY(out,dsa);
else i=PEM_write_bio_DSAPrivateKey(out,dsa,enc,
NULL,0,NULL, passout);
} else {
BIO_printf(bio_err,"bad output format specified for outfile\n");
goto end;
}
if (!i)
{
BIO_printf(bio_err,"unable to write private key\n");
ERR_print_errors(bio_err);
}
else
ret=0;
end:
if(in != NULL) BIO_free(in);
if(out != NULL) BIO_free_all(out);
if(dsa != NULL) DSA_free(dsa);
if(passin) OPENSSL_free(passin);
if(passout) OPENSSL_free(passout);
apps_shutdown();
OPENSSL_EXIT(ret);
}
inline void dsa_key::write_certificate_public_key(bio::bio_ptr bio) const
{
error::throw_error_if_not(PEM_write_bio_DSA_PUBKEY(bio.raw(), ptr().get()) != 0);
}
int
dsa_main(int argc, char **argv)
{
int ret = 1;
DSA *dsa = NULL;
int i;
BIO *in = NULL, *out = NULL;
char *passin = NULL, *passout = NULL;
memset(&dsa_config, 0, sizeof(dsa_config));
dsa_config.pvk_encr = 2;
dsa_config.informat = FORMAT_PEM;
dsa_config.outformat = FORMAT_PEM;
if (options_parse(argc, argv, dsa_options, NULL, NULL) != 0) {
dsa_usage();
goto end;
}
if (!app_passwd(bio_err, dsa_config.passargin, dsa_config.passargout,
&passin, &passout)) {
BIO_printf(bio_err, "Error getting passwords\n");
goto end;
}
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 (dsa_config.infile == NULL)
BIO_set_fp(in, stdin, BIO_NOCLOSE);
else {
if (BIO_read_filename(in, dsa_config.infile) <= 0) {
perror(dsa_config.infile);
goto end;
}
}
BIO_printf(bio_err, "read DSA key\n");
{
EVP_PKEY *pkey;
if (dsa_config.pubin)
pkey = load_pubkey(bio_err, dsa_config.infile,
dsa_config.informat, 1, passin, "Public Key");
else
pkey = load_key(bio_err, dsa_config.infile,
dsa_config.informat, 1, passin, "Private Key");
if (pkey) {
dsa = EVP_PKEY_get1_DSA(pkey);
EVP_PKEY_free(pkey);
}
}
if (dsa == NULL) {
BIO_printf(bio_err, "unable to load Key\n");
ERR_print_errors(bio_err);
goto end;
}
if (dsa_config.outfile == NULL) {
BIO_set_fp(out, stdout, BIO_NOCLOSE);
} else {
if (BIO_write_filename(out, dsa_config.outfile) <= 0) {
perror(dsa_config.outfile);
goto end;
}
}
if (dsa_config.text) {
if (!DSA_print(out, dsa, 0)) {
perror(dsa_config.outfile);
ERR_print_errors(bio_err);
goto end;
}
}
if (dsa_config.modulus) {
fprintf(stdout, "Public Key=");
BN_print(out, dsa->pub_key);
fprintf(stdout, "\n");
}
if (dsa_config.noout)
goto end;
BIO_printf(bio_err, "writing DSA key\n");
if (dsa_config.outformat == FORMAT_ASN1) {
if (dsa_config.pubin || dsa_config.pubout)
i = i2d_DSA_PUBKEY_bio(out, dsa);
else
i = i2d_DSAPrivateKey_bio(out, dsa);
} else if (dsa_config.outformat == FORMAT_PEM) {
if (dsa_config.pubin || dsa_config.pubout)
i = PEM_write_bio_DSA_PUBKEY(out, dsa);
else
i = PEM_write_bio_DSAPrivateKey(out, dsa, dsa_config.enc,
NULL, 0, NULL, passout);
#if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_RC4)
} else if (dsa_config.outformat == FORMAT_MSBLOB ||
dsa_config.outformat == FORMAT_PVK) {
EVP_PKEY *pk;
pk = EVP_PKEY_new();
EVP_PKEY_set1_DSA(pk, dsa);
if (dsa_config.outformat == FORMAT_PVK)
i = i2b_PVK_bio(out, pk, dsa_config.pvk_encr, 0,
passout);
else if (dsa_config.pubin || dsa_config.pubout)
i = i2b_PublicKey_bio(out, pk);
else
i = i2b_PrivateKey_bio(out, pk);
EVP_PKEY_free(pk);
#endif
} else {
BIO_printf(bio_err, "bad output format specified for outfile\n");
goto end;
}
if (i <= 0) {
BIO_printf(bio_err, "unable to write private key\n");
ERR_print_errors(bio_err);
} else
ret = 0;
end:
BIO_free(in);
if (out != NULL)
BIO_free_all(out);
if (dsa != NULL)
DSA_free(dsa);
free(passin);
free(passout);
return (ret);
}
int dsa_main(int argc, char **argv)
{
BIO *out = NULL;
DSA *dsa = NULL;
ENGINE *e = NULL;
const EVP_CIPHER *enc = NULL;
char *infile = NULL, *outfile = NULL, *prog;
char *passin = NULL, *passout = NULL, *passinarg = NULL, *passoutarg = NULL;
OPTION_CHOICE o;
int informat = FORMAT_PEM, outformat = FORMAT_PEM, text = 0, noout = 0;
int i, modulus = 0, pubin = 0, pubout = 0, pvk_encr = 2, ret = 1;
prog = opt_init(argc, argv, dsa_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
#ifdef OPENSSL_NO_RC4
case OPT_PVK_STRONG:
case OPT_PVK_WEAK:
case OPT_PVK_NONE:
#endif
opthelp:
ret = 0;
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
opt_help(dsa_options);
ret = 0;
goto end;
case OPT_INFORM:
if (!opt_format
(opt_arg(), OPT_FMT_PEMDER | OPT_FMT_PVK, &informat))
goto opthelp;
break;
case OPT_IN:
infile = opt_arg();
break;
case OPT_OUTFORM:
if (!opt_format
(opt_arg(), OPT_FMT_PEMDER | OPT_FMT_PVK, &outformat))
goto opthelp;
break;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
case OPT_PASSIN:
passinarg = opt_arg();
break;
case OPT_PASSOUT:
passoutarg = opt_arg();
break;
#ifndef OPENSSL_NO_RC4
case OPT_PVK_STRONG:
pvk_encr = 2;
break;
case OPT_PVK_WEAK:
pvk_encr = 1;
break;
case OPT_PVK_NONE:
pvk_encr = 0;
break;
#endif
case OPT_NOOUT:
noout = 1;
break;
case OPT_TEXT:
text = 1;
break;
case OPT_MODULUS:
modulus = 1;
break;
case OPT_PUBIN:
pubin = 1;
break;
case OPT_PUBOUT:
pubout = 1;
break;
case OPT_CIPHER:
if (!opt_cipher(opt_unknown(), &enc))
goto end;
break;
}
}
argc = opt_num_rest();
argv = opt_rest();
if (!app_passwd(passinarg, passoutarg, &passin, &passout)) {
BIO_printf(bio_err, "Error getting passwords\n");
goto end;
}
BIO_printf(bio_err, "read DSA key\n");
{
EVP_PKEY *pkey;
if (pubin)
pkey = load_pubkey(infile, informat, 1, passin, e, "Public Key");
else
pkey = load_key(infile, informat, 1, passin, e, "Private Key");
if (pkey) {
dsa = EVP_PKEY_get1_DSA(pkey);
EVP_PKEY_free(pkey);
}
}
if (dsa == NULL) {
BIO_printf(bio_err, "unable to load Key\n");
ERR_print_errors(bio_err);
goto end;
}
out = bio_open_default(outfile, "w");
if (out == NULL)
goto end;
if (text)
if (!DSA_print(out, dsa, 0)) {
perror(outfile);
ERR_print_errors(bio_err);
goto end;
}
if (modulus) {
BIO_printf(out, "Public Key=");
BN_print(out, dsa->pub_key);
BIO_printf(out, "\n");
}
if (noout) {
ret = 0;
goto end;
}
BIO_printf(bio_err, "writing DSA key\n");
if (outformat == FORMAT_ASN1) {
if (pubin || pubout)
i = i2d_DSA_PUBKEY_bio(out, dsa);
else
i = i2d_DSAPrivateKey_bio(out, dsa);
} else if (outformat == FORMAT_PEM) {
if (pubin || pubout)
i = PEM_write_bio_DSA_PUBKEY(out, dsa);
else
i = PEM_write_bio_DSAPrivateKey(out, dsa, enc,
NULL, 0, NULL, passout);
# if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_RC4)
} else if (outformat == FORMAT_MSBLOB || outformat == FORMAT_PVK) {
EVP_PKEY *pk;
pk = EVP_PKEY_new();
EVP_PKEY_set1_DSA(pk, dsa);
if (outformat == FORMAT_PVK)
i = i2b_PVK_bio(out, pk, pvk_encr, 0, passout);
else if (pubin || pubout)
i = i2b_PublicKey_bio(out, pk);
else
i = i2b_PrivateKey_bio(out, pk);
EVP_PKEY_free(pk);
# endif
} else {
BIO_printf(bio_err, "bad output format specified for outfile\n");
goto end;
}
if (i <= 0) {
BIO_printf(bio_err, "unable to write private key\n");
ERR_print_errors(bio_err);
goto end;
}
ret = 0;
end:
BIO_free_all(out);
DSA_free(dsa);
if (passin)
OPENSSL_free(passin);
if (passout)
OPENSSL_free(passout);
return (ret);
}
