int gendsa_main(int argc, char **argv)
{
ENGINE *e = NULL;
BIO *out = NULL, *in = NULL;
DSA *dsa = NULL;
const EVP_CIPHER *enc = NULL;
char *dsaparams = NULL;
char *outfile = NULL, *passoutarg = NULL, *passout = NULL, *prog;
OPTION_CHOICE o;
int ret = 1, private = 0, verbose = 0;
const BIGNUM *p = NULL;
prog = opt_init(argc, argv, gendsa_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
ret = 0;
opt_help(gendsa_options);
goto end;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_PASSOUT:
passoutarg = opt_arg();
break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
case OPT_R_CASES:
if (!opt_rand(o))
goto end;
break;
case OPT_CIPHER:
if (!opt_cipher(opt_unknown(), &enc))
goto end;
break;
case OPT_VERBOSE:
verbose = 1;
break;
}
}
argc = opt_num_rest();
argv = opt_rest();
private = 1;
int pkcs12_main(int argc, char **argv)
{
char *infile = NULL, *outfile = NULL, *keyname = NULL, *certfile = NULL;
char *name = NULL, *csp_name = NULL;
char pass[PASSWD_BUF_SIZE] = "", macpass[PASSWD_BUF_SIZE] = "";
int export_cert = 0, options = 0, chain = 0, twopass = 0, keytype = 0;
int iter = PKCS12_DEFAULT_ITER, maciter = PKCS12_DEFAULT_ITER;
# ifndef OPENSSL_NO_RC2
int cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC;
# else
int cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
# endif
int key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
int ret = 1, macver = 1, add_lmk = 0, private = 0;
int noprompt = 0;
char *passinarg = NULL, *passoutarg = NULL, *passarg = NULL;
char *passin = NULL, *passout = NULL, *macalg = NULL;
char *cpass = NULL, *mpass = NULL, *badpass = NULL;
const char *CApath = NULL, *CAfile = NULL, *prog;
int noCApath = 0, noCAfile = 0;
ENGINE *e = NULL;
BIO *in = NULL, *out = NULL;
PKCS12 *p12 = NULL;
STACK_OF(OPENSSL_STRING) *canames = NULL;
const EVP_CIPHER *enc = EVP_des_ede3_cbc();
OPTION_CHOICE o;
prog = opt_init(argc, argv, pkcs12_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
opt_help(pkcs12_options);
ret = 0;
goto end;
case OPT_NOKEYS:
options |= NOKEYS;
break;
case OPT_KEYEX:
keytype = KEY_EX;
break;
case OPT_KEYSIG:
keytype = KEY_SIG;
break;
case OPT_NOCERTS:
options |= NOCERTS;
break;
case OPT_CLCERTS:
options |= CLCERTS;
break;
case OPT_CACERTS:
options |= CACERTS;
break;
case OPT_NOOUT:
options |= (NOKEYS | NOCERTS);
break;
case OPT_INFO:
options |= INFO;
break;
case OPT_CHAIN:
chain = 1;
break;
case OPT_TWOPASS:
twopass = 1;
break;
case OPT_NOMACVER:
macver = 0;
break;
case OPT_DESCERT:
cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
break;
case OPT_EXPORT:
export_cert = 1;
break;
case OPT_CIPHER:
if (!opt_cipher(opt_unknown(), &enc))
goto opthelp;
break;
case OPT_NOITER:
iter = 1;
break;
case OPT_MACITER:
maciter = PKCS12_DEFAULT_ITER;
break;
case OPT_NOMACITER:
maciter = 1;
break;
case OPT_NOMAC:
maciter = -1;
break;
case OPT_MACALG:
macalg = opt_arg();
break;
case OPT_NODES:
enc = NULL;
break;
case OPT_CERTPBE:
if (!set_pbe(&cert_pbe, opt_arg()))
goto opthelp;
break;
case OPT_KEYPBE:
if (!set_pbe(&key_pbe, opt_arg()))
goto opthelp;
break;
case OPT_R_CASES:
if (!opt_rand(o))
goto end;
break;
case OPT_INKEY:
keyname = opt_arg();
break;
case OPT_CERTFILE:
certfile = opt_arg();
break;
case OPT_NAME:
name = opt_arg();
break;
case OPT_LMK:
add_lmk = 1;
break;
case OPT_CSP:
csp_name = opt_arg();
break;
case OPT_CANAME:
if (canames == NULL
&& (canames = sk_OPENSSL_STRING_new_null()) == NULL)
goto end;
sk_OPENSSL_STRING_push(canames, opt_arg());
break;
case OPT_IN:
infile = opt_arg();
break;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_PASSIN:
passinarg = opt_arg();
break;
case OPT_PASSOUT:
passoutarg = opt_arg();
break;
case OPT_PASSWORD:
passarg = opt_arg();
break;
case OPT_CAPATH:
CApath = opt_arg();
break;
case OPT_CAFILE:
CAfile = opt_arg();
break;
case OPT_NOCAPATH:
noCApath = 1;
break;
case OPT_NOCAFILE:
noCAfile = 1;
break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
}
}
argc = opt_num_rest();
if (argc != 0)
goto opthelp;
private = 1;
int ecparam_main(int argc, char **argv)
{
ENGINE *e = NULL;
BIGNUM *ec_gen = NULL, *ec_order = NULL, *ec_cofactor = NULL;
BIGNUM *ec_p = NULL, *ec_a = NULL, *ec_b = NULL;
BIO *in = NULL, *out = NULL;
EC_GROUP *group = NULL;
point_conversion_form_t form = POINT_CONVERSION_UNCOMPRESSED;
char *curve_name = NULL;
char *infile = NULL, *outfile = NULL, *prog;
unsigned char *buffer = NULL;
OPTION_CHOICE o;
int asn1_flag = OPENSSL_EC_NAMED_CURVE, new_asn1_flag = 0;
int informat = FORMAT_PEM, outformat = FORMAT_PEM, noout = 0, C = 0;
int ret = 1, private = 0;
int list_curves = 0, no_seed = 0, check = 0, new_form = 0;
int text = 0, i, genkey = 0;
prog = opt_init(argc, argv, ecparam_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
opt_help(ecparam_options);
ret = 0;
goto end;
case OPT_INFORM:
if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &informat))
goto opthelp;
break;
case OPT_IN:
infile = opt_arg();
break;
case OPT_OUTFORM:
if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &outformat))
goto opthelp;
break;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_TEXT:
text = 1;
break;
case OPT_C:
C = 1;
break;
case OPT_CHECK:
check = 1;
break;
case OPT_LIST_CURVES:
list_curves = 1;
break;
case OPT_NO_SEED:
no_seed = 1;
break;
case OPT_NOOUT:
noout = 1;
break;
case OPT_NAME:
curve_name = opt_arg();
break;
case OPT_CONV_FORM:
if (!opt_pair(opt_arg(), forms, &new_form))
goto opthelp;
form = new_form;
new_form = 1;
break;
case OPT_PARAM_ENC:
if (!opt_pair(opt_arg(), encodings, &asn1_flag))
goto opthelp;
new_asn1_flag = 1;
break;
case OPT_GENKEY:
genkey = 1;
break;
case OPT_R_CASES:
if (!opt_rand(o))
goto end;
break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
}
}
argc = opt_num_rest();
if (argc != 0)
goto opthelp;
private = genkey ? 1 : 0;
int smime_main(int argc, char **argv)
{
BIO *in = NULL, *out = NULL, *indata = NULL;
EVP_PKEY *key = NULL;
PKCS7 *p7 = NULL;
STACK_OF(OPENSSL_STRING) *sksigners = NULL, *skkeys = NULL;
STACK_OF(X509) *encerts = NULL, *other = NULL;
X509 *cert = NULL, *recip = NULL, *signer = NULL;
X509_STORE *store = NULL;
X509_VERIFY_PARAM *vpm = NULL;
const EVP_CIPHER *cipher = NULL;
const EVP_MD *sign_md = NULL;
const char *CAfile = NULL, *CApath = NULL, *prog = NULL;
char *certfile = NULL, *keyfile = NULL, *contfile = NULL;
char *infile = NULL, *outfile = NULL, *signerfile = NULL, *recipfile = NULL;
char *passinarg = NULL, *passin = NULL, *to = NULL, *from = NULL, *subject = NULL;
OPTION_CHOICE o;
int noCApath = 0, noCAfile = 0;
int flags = PKCS7_DETACHED, operation = 0, ret = 0, indef = 0;
int informat = FORMAT_SMIME, outformat = FORMAT_SMIME, keyform =
FORMAT_PEM;
int vpmtouched = 0, rv = 0;
ENGINE *e = NULL;
const char *mime_eol = "\n";
if ((vpm = X509_VERIFY_PARAM_new()) == NULL)
return 1;
prog = opt_init(argc, argv, smime_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
opt_help(smime_options);
ret = 0;
goto end;
case OPT_INFORM:
if (!opt_format(opt_arg(), OPT_FMT_PDS, &informat))
goto opthelp;
break;
case OPT_IN:
infile = opt_arg();
break;
case OPT_OUTFORM:
if (!opt_format(opt_arg(), OPT_FMT_PDS, &outformat))
goto opthelp;
break;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_ENCRYPT:
operation = SMIME_ENCRYPT;
break;
case OPT_DECRYPT:
operation = SMIME_DECRYPT;
break;
case OPT_SIGN:
operation = SMIME_SIGN;
break;
case OPT_RESIGN:
operation = SMIME_RESIGN;
break;
case OPT_VERIFY:
operation = SMIME_VERIFY;
break;
case OPT_PK7OUT:
operation = SMIME_PK7OUT;
break;
case OPT_TEXT:
flags |= PKCS7_TEXT;
break;
case OPT_NOINTERN:
flags |= PKCS7_NOINTERN;
break;
case OPT_NOVERIFY:
flags |= PKCS7_NOVERIFY;
break;
case OPT_NOCHAIN:
flags |= PKCS7_NOCHAIN;
break;
case OPT_NOCERTS:
flags |= PKCS7_NOCERTS;
break;
case OPT_NOATTR:
flags |= PKCS7_NOATTR;
break;
case OPT_NODETACH:
flags &= ~PKCS7_DETACHED;
break;
case OPT_NOSMIMECAP:
flags |= PKCS7_NOSMIMECAP;
break;
case OPT_BINARY:
flags |= PKCS7_BINARY;
break;
case OPT_NOSIGS:
flags |= PKCS7_NOSIGS;
break;
case OPT_STREAM:
case OPT_INDEF:
indef = 1;
break;
case OPT_NOINDEF:
indef = 0;
break;
case OPT_CRLFEOL:
flags |= PKCS7_CRLFEOL;
mime_eol = "\r\n";
break;
case OPT_R_CASES:
if (!opt_rand(o))
goto end;
break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
case OPT_PASSIN:
passinarg = opt_arg();
break;
case OPT_TO:
to = opt_arg();
break;
case OPT_FROM:
from = opt_arg();
break;
case OPT_SUBJECT:
subject = opt_arg();
break;
case OPT_SIGNER:
/* If previous -signer argument add signer to list */
if (signerfile != NULL) {
if (sksigners == NULL
&& (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
goto end;
sk_OPENSSL_STRING_push(sksigners, signerfile);
if (keyfile == NULL)
keyfile = signerfile;
if (skkeys == NULL
&& (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
goto end;
sk_OPENSSL_STRING_push(skkeys, keyfile);
keyfile = NULL;
}
signerfile = opt_arg();
break;
case OPT_RECIP:
recipfile = opt_arg();
break;
case OPT_MD:
if (!opt_md(opt_arg(), &sign_md))
goto opthelp;
break;
case OPT_CIPHER:
if (!opt_cipher(opt_unknown(), &cipher))
goto opthelp;
break;
case OPT_INKEY:
/* If previous -inkey argument add signer to list */
if (keyfile != NULL) {
if (signerfile == NULL) {
BIO_printf(bio_err,
"%s: Must have -signer before -inkey\n", prog);
goto opthelp;
}
if (sksigners == NULL
&& (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
goto end;
sk_OPENSSL_STRING_push(sksigners, signerfile);
signerfile = NULL;
if (skkeys == NULL
&& (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
goto end;
sk_OPENSSL_STRING_push(skkeys, keyfile);
}
keyfile = opt_arg();
break;
case OPT_KEYFORM:
if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyform))
goto opthelp;
break;
case OPT_CERTFILE:
certfile = opt_arg();
break;
case OPT_CAFILE:
CAfile = opt_arg();
break;
case OPT_CAPATH:
CApath = opt_arg();
break;
case OPT_NOCAFILE:
noCAfile = 1;
break;
case OPT_NOCAPATH:
noCApath = 1;
break;
case OPT_CONTENT:
contfile = opt_arg();
break;
case OPT_V_CASES:
if (!opt_verify(o, vpm))
goto opthelp;
vpmtouched++;
break;
}
}
argc = opt_num_rest();
argv = opt_rest();
if (!(operation & SMIME_SIGNERS) && (skkeys != NULL || sksigners != NULL)) {
BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
goto opthelp;
}
if (operation & SMIME_SIGNERS) {
/* Check to see if any final signer needs to be appended */
if (keyfile && !signerfile) {
BIO_puts(bio_err, "Illegal -inkey without -signer\n");
goto opthelp;
}
if (signerfile != NULL) {
if (sksigners == NULL
&& (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
goto end;
sk_OPENSSL_STRING_push(sksigners, signerfile);
if (!skkeys && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
goto end;
if (!keyfile)
keyfile = signerfile;
sk_OPENSSL_STRING_push(skkeys, keyfile);
}
if (sksigners == NULL) {
BIO_printf(bio_err, "No signer certificate specified\n");
goto opthelp;
}
signerfile = NULL;
keyfile = NULL;
} else if (operation == SMIME_DECRYPT) {
if (recipfile == NULL && keyfile == NULL) {
BIO_printf(bio_err,
"No recipient certificate or key specified\n");
goto opthelp;
}
} else if (operation == SMIME_ENCRYPT) {
if (argc == 0) {
BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
goto opthelp;
}
} else if (!operation) {
goto opthelp;
}
if (!app_passwd(passinarg, NULL, &passin, NULL)) {
BIO_printf(bio_err, "Error getting password\n");
goto end;
}
ret = 2;
if (!(operation & SMIME_SIGNERS))
flags &= ~PKCS7_DETACHED;
if (!(operation & SMIME_OP)) {
if (flags & PKCS7_BINARY)
outformat = FORMAT_BINARY;
}
if (!(operation & SMIME_IP)) {
if (flags & PKCS7_BINARY)
informat = FORMAT_BINARY;
}
if (operation == SMIME_ENCRYPT) {
if (cipher == NULL) {
#ifndef OPENSSL_NO_DES
cipher = EVP_des_ede3_cbc();
#else
BIO_printf(bio_err, "No cipher selected\n");
goto end;
#endif
}
encerts = sk_X509_new_null();
if (encerts == NULL)
goto end;
while (*argv != NULL) {
cert = load_cert(*argv, FORMAT_PEM,
"recipient certificate file");
if (cert == NULL)
goto end;
sk_X509_push(encerts, cert);
cert = NULL;
argv++;
}
}
if (certfile != NULL) {
if (!load_certs(certfile, &other, FORMAT_PEM, NULL,
"certificate file")) {
ERR_print_errors(bio_err);
goto end;
}
}
if (recipfile != NULL && (operation == SMIME_DECRYPT)) {
if ((recip = load_cert(recipfile, FORMAT_PEM,
"recipient certificate file")) == NULL) {
ERR_print_errors(bio_err);
goto end;
}
}
if (operation == SMIME_DECRYPT) {
if (keyfile == NULL)
keyfile = recipfile;
} else if (operation == SMIME_SIGN) {
if (keyfile == NULL)
keyfile = signerfile;
} else {
keyfile = NULL;
}
if (keyfile != NULL) {
key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
if (key == NULL)
goto end;
}
in = bio_open_default(infile, 'r', informat);
if (in == NULL)
goto end;
if (operation & SMIME_IP) {
if (informat == FORMAT_SMIME) {
p7 = SMIME_read_PKCS7(in, &indata);
} else if (informat == FORMAT_PEM) {
p7 = PEM_read_bio_PKCS7(in, NULL, NULL, NULL);
} else if (informat == FORMAT_ASN1) {
p7 = d2i_PKCS7_bio(in, NULL);
} else {
BIO_printf(bio_err, "Bad input format for PKCS#7 file\n");
goto end;
}
if (p7 == NULL) {
BIO_printf(bio_err, "Error reading S/MIME message\n");
goto end;
}
if (contfile != NULL) {
BIO_free(indata);
if ((indata = BIO_new_file(contfile, "rb")) == NULL) {
BIO_printf(bio_err, "Can't read content file %s\n", contfile);
goto end;
}
}
}
out = bio_open_default(outfile, 'w', outformat);
if (out == NULL)
goto end;
if (operation == SMIME_VERIFY) {
if ((store = setup_verify(CAfile, CApath, noCAfile, noCApath)) == NULL)
goto end;
X509_STORE_set_verify_cb(store, smime_cb);
if (vpmtouched)
X509_STORE_set1_param(store, vpm);
}
ret = 3;
if (operation == SMIME_ENCRYPT) {
if (indef)
flags |= PKCS7_STREAM;
p7 = PKCS7_encrypt(encerts, in, cipher, flags);
} else if (operation & SMIME_SIGNERS) {
int i;
/*
* If detached data content we only enable streaming if S/MIME output
* format.
*/
if (operation == SMIME_SIGN) {
if (flags & PKCS7_DETACHED) {
if (outformat == FORMAT_SMIME)
flags |= PKCS7_STREAM;
} else if (indef) {
flags |= PKCS7_STREAM;
}
flags |= PKCS7_PARTIAL;
p7 = PKCS7_sign(NULL, NULL, other, in, flags);
if (p7 == NULL)
goto end;
if (flags & PKCS7_NOCERTS) {
for (i = 0; i < sk_X509_num(other); i++) {
X509 *x = sk_X509_value(other, i);
PKCS7_add_certificate(p7, x);
}
}
} else {
flags |= PKCS7_REUSE_DIGEST;
}
for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++) {
signerfile = sk_OPENSSL_STRING_value(sksigners, i);
keyfile = sk_OPENSSL_STRING_value(skkeys, i);
signer = load_cert(signerfile, FORMAT_PEM,
"signer certificate");
if (signer == NULL)
goto end;
key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
if (key == NULL)
goto end;
if (!PKCS7_sign_add_signer(p7, signer, key, sign_md, flags))
goto end;
X509_free(signer);
signer = NULL;
EVP_PKEY_free(key);
key = NULL;
}
/* If not streaming or resigning finalize structure */
if ((operation == SMIME_SIGN) && !(flags & PKCS7_STREAM)) {
if (!PKCS7_final(p7, in, flags))
goto end;
}
}
if (p7 == NULL) {
BIO_printf(bio_err, "Error creating PKCS#7 structure\n");
goto end;
}
ret = 4;
if (operation == SMIME_DECRYPT) {
if (!PKCS7_decrypt(p7, key, recip, out, flags)) {
BIO_printf(bio_err, "Error decrypting PKCS#7 structure\n");
goto end;
}
} else if (operation == SMIME_VERIFY) {
STACK_OF(X509) *signers;
if (PKCS7_verify(p7, other, store, indata, out, flags))
BIO_printf(bio_err, "Verification successful\n");
else {
BIO_printf(bio_err, "Verification failure\n");
goto end;
}
signers = PKCS7_get0_signers(p7, other, flags);
if (!save_certs(signerfile, signers)) {
BIO_printf(bio_err, "Error writing signers to %s\n", signerfile);
ret = 5;
goto end;
}
sk_X509_free(signers);
} else if (operation == SMIME_PK7OUT) {
PEM_write_bio_PKCS7(out, p7);
} else {
if (to)
BIO_printf(out, "To: %s%s", to, mime_eol);
if (from)
BIO_printf(out, "From: %s%s", from, mime_eol);
if (subject)
BIO_printf(out, "Subject: %s%s", subject, mime_eol);
if (outformat == FORMAT_SMIME) {
if (operation == SMIME_RESIGN)
rv = SMIME_write_PKCS7(out, p7, indata, flags);
else
rv = SMIME_write_PKCS7(out, p7, in, flags);
} else if (outformat == FORMAT_PEM) {
rv = PEM_write_bio_PKCS7_stream(out, p7, in, flags);
} else if (outformat == FORMAT_ASN1) {
rv = i2d_PKCS7_bio_stream(out, p7, in, flags);
} else {
BIO_printf(bio_err, "Bad output format for PKCS#7 file\n");
goto end;
}
if (rv == 0) {
BIO_printf(bio_err, "Error writing output\n");
ret = 3;
goto end;
}
}
ret = 0;
end:
if (ret)
ERR_print_errors(bio_err);
sk_X509_pop_free(encerts, X509_free);
sk_X509_pop_free(other, X509_free);
X509_VERIFY_PARAM_free(vpm);
sk_OPENSSL_STRING_free(sksigners);
sk_OPENSSL_STRING_free(skkeys);
X509_STORE_free(store);
X509_free(cert);
X509_free(recip);
X509_free(signer);
EVP_PKEY_free(key);
PKCS7_free(p7);
release_engine(e);
BIO_free(in);
BIO_free(indata);
BIO_free_all(out);
OPENSSL_free(passin);
return ret;
}
int dhparam_main(int argc, char **argv)
{
BIO *in = NULL, *out = NULL;
DH *dh = NULL;
char *infile = NULL, *outfile = NULL, *prog;
ENGINE *e = NULL;
#ifndef OPENSSL_NO_DSA
int dsaparam = 0;
#endif
int i, text = 0, C = 0, ret = 1, num = 0, g = 0;
int informat = FORMAT_PEM, outformat = FORMAT_PEM, check = 0, noout = 0;
OPTION_CHOICE o;
prog = opt_init(argc, argv, dhparam_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
opt_help(dhparam_options);
ret = 0;
goto end;
case OPT_INFORM:
if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &informat))
goto opthelp;
break;
case OPT_OUTFORM:
if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &outformat))
goto opthelp;
break;
case OPT_IN:
infile = opt_arg();
break;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
case OPT_CHECK:
check = 1;
break;
case OPT_TEXT:
text = 1;
break;
case OPT_DSAPARAM:
#ifndef OPENSSL_NO_DSA
dsaparam = 1;
#endif
break;
case OPT_C:
C = 1;
break;
case OPT_2:
g = 2;
break;
case OPT_5:
g = 5;
break;
case OPT_NOOUT:
noout = 1;
break;
case OPT_R_CASES:
if (!opt_rand(o))
goto end;
break;
}
}
argc = opt_num_rest();
argv = opt_rest();
if (argv[0] != NULL && (!opt_int(argv[0], &num) || num <= 0))
goto end;
if (g && !num)
num = DEFBITS;
# ifndef OPENSSL_NO_DSA
if (dsaparam && g) {
BIO_printf(bio_err,
"generator may not be chosen for DSA parameters\n");
goto end;
}
# endif
out = bio_open_default(outfile, 'w', outformat);
if (out == NULL)
goto end;
/* DH parameters */
if (num && !g)
g = 2;
if (num) {
BN_GENCB *cb;
cb = BN_GENCB_new();
if (cb == NULL) {
ERR_print_errors(bio_err);
goto end;
}
BN_GENCB_set(cb, dh_cb, bio_err);
# ifndef OPENSSL_NO_DSA
if (dsaparam) {
DSA *dsa = DSA_new();
BIO_printf(bio_err,
"Generating DSA parameters, %d bit long prime\n", num);
if (dsa == NULL
|| !DSA_generate_parameters_ex(dsa, num, NULL, 0, NULL, NULL,
cb)) {
DSA_free(dsa);
BN_GENCB_free(cb);
ERR_print_errors(bio_err);
goto end;
}
dh = DSA_dup_DH(dsa);
DSA_free(dsa);
if (dh == NULL) {
BN_GENCB_free(cb);
ERR_print_errors(bio_err);
goto end;
}
} else
# endif
{
dh = DH_new();
BIO_printf(bio_err,
"Generating DH parameters, %d bit long safe prime, generator %d\n",
num, g);
BIO_printf(bio_err, "This is going to take a long time\n");
if (dh == NULL || !DH_generate_parameters_ex(dh, num, g, cb)) {
BN_GENCB_free(cb);
ERR_print_errors(bio_err);
goto end;
}
}
BN_GENCB_free(cb);
} else {
in = bio_open_default(infile, 'r', informat);
if (in == NULL)
goto end;
# ifndef OPENSSL_NO_DSA
if (dsaparam) {
DSA *dsa;
if (informat == FORMAT_ASN1)
dsa = d2i_DSAparams_bio(in, NULL);
else /* informat == FORMAT_PEM */
dsa = PEM_read_bio_DSAparams(in, NULL, NULL, NULL);
if (dsa == NULL) {
BIO_printf(bio_err, "unable to load DSA parameters\n");
ERR_print_errors(bio_err);
goto end;
}
dh = DSA_dup_DH(dsa);
DSA_free(dsa);
if (dh == NULL) {
ERR_print_errors(bio_err);
goto end;
}
} else
# endif
{
if (informat == FORMAT_ASN1) {
/*
* We have no PEM header to determine what type of DH params it
* is. We'll just try both.
*/
dh = d2i_DHparams_bio(in, NULL);
/* BIO_reset() returns 0 for success for file BIOs only!!! */
if (dh == NULL && BIO_reset(in) == 0)
dh = d2i_DHxparams_bio(in, NULL);
} else {
/* informat == FORMAT_PEM */
dh = PEM_read_bio_DHparams(in, NULL, NULL, NULL);
}
if (dh == NULL) {
BIO_printf(bio_err, "unable to load DH parameters\n");
ERR_print_errors(bio_err);
goto end;
}
}
/* dh != NULL */
}
if (text) {
DHparams_print(out, dh);
}
if (check) {
if (!DH_check(dh, &i)) {
ERR_print_errors(bio_err);
goto end;
}
if (i & DH_CHECK_P_NOT_PRIME)
BIO_printf(bio_err, "WARNING: p value is not prime\n");
if (i & DH_CHECK_P_NOT_SAFE_PRIME)
BIO_printf(bio_err, "WARNING: p value is not a safe prime\n");
if (i & DH_CHECK_Q_NOT_PRIME)
BIO_printf(bio_err, "WARNING: q value is not a prime\n");
if (i & DH_CHECK_INVALID_Q_VALUE)
BIO_printf(bio_err, "WARNING: q value is invalid\n");
if (i & DH_CHECK_INVALID_J_VALUE)
BIO_printf(bio_err, "WARNING: j value is invalid\n");
if (i & DH_UNABLE_TO_CHECK_GENERATOR)
BIO_printf(bio_err,
"WARNING: unable to check the generator value\n");
if (i & DH_NOT_SUITABLE_GENERATOR)
BIO_printf(bio_err, "WARNING: the g value is not a generator\n");
if (i == 0)
BIO_printf(bio_err, "DH parameters appear to be ok.\n");
if (num != 0 && i != 0) {
/*
* We have generated parameters but DH_check() indicates they are
* invalid! This should never happen!
*/
BIO_printf(bio_err, "ERROR: Invalid parameters generated\n");
goto end;
}
}
if (C) {
unsigned char *data;
int len, bits;
const BIGNUM *pbn, *gbn;
len = DH_size(dh);
bits = DH_bits(dh);
DH_get0_pqg(dh, &pbn, NULL, &gbn);
data = app_malloc(len, "print a BN");
BIO_printf(out, "static DH *get_dh%d(void)\n{\n", bits);
print_bignum_var(out, pbn, "dhp", bits, data);
print_bignum_var(out, gbn, "dhg", bits, data);
BIO_printf(out, " DH *dh = DH_new();\n"
" BIGNUM *p, *g;\n"
"\n"
" if (dh == NULL)\n"
" return NULL;\n");
BIO_printf(out, " p = BN_bin2bn(dhp_%d, sizeof(dhp_%d), NULL);\n",
bits, bits);
BIO_printf(out, " g = BN_bin2bn(dhg_%d, sizeof(dhg_%d), NULL);\n",
bits, bits);
BIO_printf(out, " if (p == NULL || g == NULL\n"
" || !DH_set0_pqg(dh, p, NULL, g)) {\n"
" DH_free(dh);\n"
" BN_free(p);\n"
" BN_free(g);\n"
" return NULL;\n"
" }\n");
if (DH_get_length(dh) > 0)
BIO_printf(out,
" if (!DH_set_length(dh, %ld)) {\n"
" DH_free(dh);\n"
" return NULL;\n"
" }\n", DH_get_length(dh));
BIO_printf(out, " return dh;\n}\n");
OPENSSL_free(data);
}
if (!noout) {
const BIGNUM *q;
DH_get0_pqg(dh, NULL, &q, NULL);
if (outformat == FORMAT_ASN1) {
if (q != NULL)
i = i2d_DHxparams_bio(out, dh);
else
i = i2d_DHparams_bio(out, dh);
} else if (q != NULL) {
i = PEM_write_bio_DHxparams(out, dh);
} else {
i = PEM_write_bio_DHparams(out, dh);
}
if (!i) {
BIO_printf(bio_err, "unable to write DH parameters\n");
ERR_print_errors(bio_err);
goto end;
}
}
ret = 0;
end:
BIO_free(in);
BIO_free_all(out);
DH_free(dh);
release_engine(e);
return ret;
}
int genrsa_main(int argc, char **argv)
{
BN_GENCB *cb = BN_GENCB_new();
PW_CB_DATA cb_data;
ENGINE *eng = NULL;
BIGNUM *bn = BN_new();
BIO *out = NULL;
const BIGNUM *e;
RSA *rsa = NULL;
const EVP_CIPHER *enc = NULL;
int ret = 1, num = DEFBITS, private = 0;
unsigned long f4 = RSA_F4;
char *outfile = NULL, *passoutarg = NULL, *passout = NULL;
char *prog, *hexe, *dece;
OPTION_CHOICE o;
if (bn == NULL || cb == NULL)
goto end;
BN_GENCB_set(cb, genrsa_cb, bio_err);
prog = opt_init(argc, argv, genrsa_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
ret = 0;
opt_help(genrsa_options);
goto end;
case OPT_3:
f4 = 3;
break;
case OPT_F4:
f4 = RSA_F4;
break;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_ENGINE:
eng = setup_engine(opt_arg(), 0);
break;
case OPT_R_CASES:
if (!opt_rand(o))
goto end;
break;
case OPT_PASSOUT:
passoutarg = opt_arg();
break;
case OPT_CIPHER:
if (!opt_cipher(opt_unknown(), &enc))
goto end;
break;
}
}
argc = opt_num_rest();
argv = opt_rest();
if (argc == 1) {
if (!opt_int(argv[0], &num) || num <= 0)
goto end;
} else if (argc > 0) {
BIO_printf(bio_err, "Extra arguments given.\n");
goto opthelp;
}
private = 1;
int pkeyutl_main(int argc, char **argv)
{
BIO *in = NULL, *out = NULL;
ENGINE *e = NULL;
EVP_PKEY_CTX *ctx = NULL;
EVP_PKEY *pkey = NULL;
char *infile = NULL, *outfile = NULL, *sigfile = NULL, *passinarg = NULL;
char hexdump = 0, asn1parse = 0, rev = 0, *prog;
unsigned char *buf_in = NULL, *buf_out = NULL, *sig = NULL;
OPTION_CHOICE o;
int buf_inlen = 0, siglen = -1, keyform = FORMAT_PEM, peerform = FORMAT_PEM;
int keysize = -1, pkey_op = EVP_PKEY_OP_SIGN, key_type = KEY_PRIVKEY;
int engine_impl = 0;
int ret = 1, rv = -1;
size_t buf_outlen;
const char *inkey = NULL;
const char *peerkey = NULL;
const char *kdfalg = NULL;
int kdflen = 0;
STACK_OF(OPENSSL_STRING) *pkeyopts = NULL;
STACK_OF(OPENSSL_STRING) *pkeyopts_passin = NULL;
int rawin = 0;
const EVP_MD *md = NULL;
prog = opt_init(argc, argv, pkeyutl_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
opt_help(pkeyutl_options);
ret = 0;
goto end;
case OPT_IN:
infile = opt_arg();
break;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_SIGFILE:
sigfile = opt_arg();
break;
case OPT_ENGINE_IMPL:
engine_impl = 1;
break;
case OPT_INKEY:
inkey = opt_arg();
break;
case OPT_PEERKEY:
peerkey = opt_arg();
break;
case OPT_PASSIN:
passinarg = opt_arg();
break;
case OPT_PEERFORM:
if (!opt_format(opt_arg(), OPT_FMT_PDE, &peerform))
goto opthelp;
break;
case OPT_KEYFORM:
if (!opt_format(opt_arg(), OPT_FMT_PDE, &keyform))
goto opthelp;
break;
case OPT_R_CASES:
if (!opt_rand(o))
goto end;
break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
case OPT_PUBIN:
key_type = KEY_PUBKEY;
break;
case OPT_CERTIN:
key_type = KEY_CERT;
break;
case OPT_ASN1PARSE:
asn1parse = 1;
break;
case OPT_HEXDUMP:
hexdump = 1;
break;
case OPT_SIGN:
pkey_op = EVP_PKEY_OP_SIGN;
break;
case OPT_VERIFY:
pkey_op = EVP_PKEY_OP_VERIFY;
break;
case OPT_VERIFYRECOVER:
pkey_op = EVP_PKEY_OP_VERIFYRECOVER;
break;
case OPT_ENCRYPT:
pkey_op = EVP_PKEY_OP_ENCRYPT;
break;
case OPT_DECRYPT:
pkey_op = EVP_PKEY_OP_DECRYPT;
break;
case OPT_DERIVE:
pkey_op = EVP_PKEY_OP_DERIVE;
break;
case OPT_KDF:
pkey_op = EVP_PKEY_OP_DERIVE;
key_type = KEY_NONE;
kdfalg = opt_arg();
break;
case OPT_KDFLEN:
kdflen = atoi(opt_arg());
break;
case OPT_REV:
rev = 1;
break;
case OPT_PKEYOPT:
if ((pkeyopts == NULL &&
(pkeyopts = sk_OPENSSL_STRING_new_null()) == NULL) ||
sk_OPENSSL_STRING_push(pkeyopts, opt_arg()) == 0) {
BIO_puts(bio_err, "out of memory\n");
goto end;
}
break;
case OPT_PKEYOPT_PASSIN:
if ((pkeyopts_passin == NULL &&
(pkeyopts_passin = sk_OPENSSL_STRING_new_null()) == NULL) ||
sk_OPENSSL_STRING_push(pkeyopts_passin, opt_arg()) == 0) {
BIO_puts(bio_err, "out of memory\n");
goto end;
}
break;
case OPT_RAWIN:
rawin = 1;
break;
case OPT_DIGEST:
if (!opt_md(opt_arg(), &md))
goto end;
break;
}
}
argc = opt_num_rest();
if (argc != 0)
goto opthelp;
if (rawin && pkey_op != EVP_PKEY_OP_SIGN && pkey_op != EVP_PKEY_OP_VERIFY) {
BIO_printf(bio_err,
"%s: -rawin can only be used with -sign or -verify\n",
prog);
goto opthelp;
}
if (md != NULL && !rawin) {
BIO_printf(bio_err,
"%s: -digest can only be used with -rawin\n",
prog);
goto opthelp;
}
if (rawin && rev) {
BIO_printf(bio_err, "%s: -rev cannot be used with raw input\n",
prog);
goto opthelp;
}
if (kdfalg != NULL) {
if (kdflen == 0) {
BIO_printf(bio_err,
"%s: no KDF length given (-kdflen parameter).\n", prog);
goto opthelp;
}
} else if (inkey == NULL) {
BIO_printf(bio_err,
"%s: no private key given (-inkey parameter).\n", prog);
goto opthelp;
} else if (peerkey != NULL && pkey_op != EVP_PKEY_OP_DERIVE) {
BIO_printf(bio_err,
"%s: no peer key given (-peerkey parameter).\n", prog);
goto opthelp;
}
ctx = init_ctx(kdfalg, &keysize, inkey, keyform, key_type,
passinarg, pkey_op, e, engine_impl, &pkey);
if (ctx == NULL) {
BIO_printf(bio_err, "%s: Error initializing context\n", prog);
ERR_print_errors(bio_err);
goto end;
}
if (peerkey != NULL && !setup_peer(ctx, peerform, peerkey, e)) {
BIO_printf(bio_err, "%s: Error setting up peer key\n", prog);
ERR_print_errors(bio_err);
goto end;
}
if (pkeyopts != NULL) {
int num = sk_OPENSSL_STRING_num(pkeyopts);
int i;
for (i = 0; i < num; ++i) {
const char *opt = sk_OPENSSL_STRING_value(pkeyopts, i);
if (pkey_ctrl_string(ctx, opt) <= 0) {
BIO_printf(bio_err, "%s: Can't set parameter \"%s\":\n",
prog, opt);
ERR_print_errors(bio_err);
goto end;
}
}
}
if (pkeyopts_passin != NULL) {
int num = sk_OPENSSL_STRING_num(pkeyopts_passin);
int i;
for (i = 0; i < num; i++) {
char *opt = sk_OPENSSL_STRING_value(pkeyopts_passin, i);
char *passin = strchr(opt, ':');
char *passwd;
if (passin == NULL) {
/* Get password interactively */
char passwd_buf[4096];
BIO_snprintf(passwd_buf, sizeof(passwd_buf), "Enter %s: ", opt);
EVP_read_pw_string(passwd_buf, sizeof(passwd_buf) - 1,
passwd_buf, 0);
passwd = OPENSSL_strdup(passwd_buf);
if (passwd == NULL) {
BIO_puts(bio_err, "out of memory\n");
goto end;
}
} else {
/* Get password as a passin argument: First split option name
* and passphrase argument into two strings */
*passin = 0;
passin++;
if (app_passwd(passin, NULL, &passwd, NULL) == 0) {
BIO_printf(bio_err, "failed to get '%s'\n", opt);
goto end;
}
}
if (EVP_PKEY_CTX_ctrl_str(ctx, opt, passwd) <= 0) {
BIO_printf(bio_err, "%s: Can't set parameter \"%s\":\n",
prog, opt);
goto end;
}
OPENSSL_free(passwd);
}
}
if (sigfile != NULL && (pkey_op != EVP_PKEY_OP_VERIFY)) {
BIO_printf(bio_err,
"%s: Signature file specified for non verify\n", prog);
goto end;
}
if (sigfile == NULL && (pkey_op == EVP_PKEY_OP_VERIFY)) {
BIO_printf(bio_err,
"%s: No signature file specified for verify\n", prog);
goto end;
}
if (pkey_op != EVP_PKEY_OP_DERIVE) {
in = bio_open_default(infile, 'r', FORMAT_BINARY);
if (in == NULL)
goto end;
}
out = bio_open_default(outfile, 'w', FORMAT_BINARY);
if (out == NULL)
goto end;
if (sigfile != NULL) {
BIO *sigbio = BIO_new_file(sigfile, "rb");
if (sigbio == NULL) {
BIO_printf(bio_err, "Can't open signature file %s\n", sigfile);
goto end;
}
siglen = bio_to_mem(&sig, keysize * 10, sigbio);
BIO_free(sigbio);
if (siglen < 0) {
BIO_printf(bio_err, "Error reading signature data\n");
goto end;
}
}
/* Raw input data is handled elsewhere */
if (in != NULL && !rawin) {
/* Read the input data */
buf_inlen = bio_to_mem(&buf_in, keysize * 10, in);
if (buf_inlen < 0) {
BIO_printf(bio_err, "Error reading input Data\n");
goto end;
}
if (rev) {
size_t i;
unsigned char ctmp;
size_t l = (size_t)buf_inlen;
for (i = 0; i < l / 2; i++) {
ctmp = buf_in[i];
buf_in[i] = buf_in[l - 1 - i];
buf_in[l - 1 - i] = ctmp;
}
}
}
/* Sanity check the input if the input is not raw */
if (!rawin
&& buf_inlen > EVP_MAX_MD_SIZE
&& (pkey_op == EVP_PKEY_OP_SIGN
|| pkey_op == EVP_PKEY_OP_VERIFY
|| pkey_op == EVP_PKEY_OP_VERIFYRECOVER)) {
BIO_printf(bio_err,
"Error: The input data looks too long to be a hash\n");
goto end;
}
if (pkey_op == EVP_PKEY_OP_VERIFY) {
if (rawin) {
rv = do_raw_keyop(pkey_op, ctx, md, pkey, in, sig, siglen,
NULL, 0);
} else {
rv = EVP_PKEY_verify(ctx, sig, (size_t)siglen,
buf_in, (size_t)buf_inlen);
}
if (rv == 1) {
BIO_puts(out, "Signature Verified Successfully\n");
ret = 0;
} else {
BIO_puts(out, "Signature Verification Failure\n");
}
goto end;
}
if (kdflen != 0) {
buf_outlen = kdflen;
rv = 1;
} else {
if (rawin) {
/* rawin allocates the buffer in do_raw_keyop() */
rv = do_raw_keyop(pkey_op, ctx, md, pkey, in, NULL, 0,
&buf_out, (size_t *)&buf_outlen);
} else {
rv = do_keyop(ctx, pkey_op, NULL, (size_t *)&buf_outlen,
buf_in, (size_t)buf_inlen);
if (rv > 0 && buf_outlen != 0) {
buf_out = app_malloc(buf_outlen, "buffer output");
rv = do_keyop(ctx, pkey_op,
buf_out, (size_t *)&buf_outlen,
buf_in, (size_t)buf_inlen);
}
}
}
if (rv <= 0) {
if (pkey_op != EVP_PKEY_OP_DERIVE) {
BIO_puts(bio_err, "Public Key operation error\n");
} else {
BIO_puts(bio_err, "Key derivation failed\n");
}
ERR_print_errors(bio_err);
goto end;
}
ret = 0;
if (asn1parse) {
if (!ASN1_parse_dump(out, buf_out, buf_outlen, 1, -1))
ERR_print_errors(bio_err);
} else if (hexdump) {
BIO_dump(out, (char *)buf_out, buf_outlen);
} else {
BIO_write(out, buf_out, buf_outlen);
}
end:
EVP_PKEY_CTX_free(ctx);
release_engine(e);
BIO_free(in);
BIO_free_all(out);
OPENSSL_free(buf_in);
OPENSSL_free(buf_out);
OPENSSL_free(sig);
sk_OPENSSL_STRING_free(pkeyopts);
sk_OPENSSL_STRING_free(pkeyopts_passin);
return ret;
}
int dsaparam_main(int argc, char **argv)
{
ENGINE *e = NULL;
DSA *dsa = NULL;
BIO *in = NULL, *out = NULL;
BN_GENCB *cb = NULL;
int numbits = -1, num = 0, genkey = 0;
int informat = FORMAT_PEM, outformat = FORMAT_PEM, noout = 0, C = 0;
int ret = 1, i, text = 0, private = 0;
char *infile = NULL, *outfile = NULL, *prog;
OPTION_CHOICE o;
prog = opt_init(argc, argv, dsaparam_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
opt_help(dsaparam_options);
ret = 0;
goto end;
case OPT_INFORM:
if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &informat))
goto opthelp;
break;
case OPT_IN:
infile = opt_arg();
break;
case OPT_OUTFORM:
if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &outformat))
goto opthelp;
break;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
case OPT_TEXT:
text = 1;
break;
case OPT_C:
C = 1;
break;
case OPT_GENKEY:
genkey = 1;
break;
case OPT_R_CASES:
if (!opt_rand(o))
goto end;
break;
case OPT_NOOUT:
noout = 1;
break;
}
}
argc = opt_num_rest();
argv = opt_rest();
if (argc == 1) {
if (!opt_int(argv[0], &num) || num < 0)
goto end;
/* generate a key */
numbits = num;
}
private = genkey ? 1 : 0;
int rand_main(int argc, char **argv)
{
ENGINE *e = NULL;
BIO *out = NULL;
char *outfile = NULL, *prog;
OPTION_CHOICE o;
int format = FORMAT_BINARY, i, num = -1, r, ret = 1;
prog = opt_init(argc, argv, rand_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
opt_help(rand_options);
ret = 0;
goto end;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
case OPT_R_CASES:
if (!opt_rand(o))
goto end;
break;
case OPT_BASE64:
format = FORMAT_BASE64;
break;
case OPT_HEX:
format = FORMAT_TEXT;
break;
}
}
argc = opt_num_rest();
argv = opt_rest();
if (argc != 1 || !opt_int(argv[0], &num) || num < 0)
goto opthelp;
out = bio_open_default(outfile, 'w', format);
if (out == NULL)
goto end;
if (format == FORMAT_BASE64) {
BIO *b64 = BIO_new(BIO_f_base64());
if (b64 == NULL)
goto end;
out = BIO_push(b64, out);
}
while (num > 0) {
unsigned char buf[4096];
int chunk;
chunk = num;
if (chunk > (int)sizeof(buf))
chunk = sizeof buf;
r = RAND_bytes(buf, chunk);
if (r <= 0)
goto end;
if (format != FORMAT_TEXT) {
if (BIO_write(out, buf, chunk) != chunk)
goto end;
} else {
for (i = 0; i < chunk; i++)
if (BIO_printf(out, "%02x", buf[i]) != 2)
goto end;
}
num -= chunk;
}
if (format == FORMAT_TEXT)
BIO_puts(out, "\n");
if (BIO_flush(out) <= 0)
goto end;
ret = 0;
end:
if (ret != 0)
ERR_print_errors(bio_err);
release_engine(e);
BIO_free_all(out);
return (ret);
}
int enc_main(int argc, char **argv)
{
static char buf[128];
static const char magic[] = "Salted__";
ENGINE *e = NULL;
BIO *in = NULL, *out = NULL, *b64 = NULL, *benc = NULL, *rbio =
NULL, *wbio = NULL;
EVP_CIPHER_CTX *ctx = NULL;
const EVP_CIPHER *cipher = NULL, *c;
const EVP_MD *dgst = NULL;
char *hkey = NULL, *hiv = NULL, *hsalt = NULL, *p;
char *infile = NULL, *outfile = NULL, *prog;
char *str = NULL, *passarg = NULL, *pass = NULL, *strbuf = NULL;
char mbuf[sizeof magic - 1];
OPTION_CHOICE o;
int bsize = BSIZE, verbose = 0, debug = 0, olb64 = 0, nosalt = 0;
int enc = 1, printkey = 0, i, k;
int base64 = 0, informat = FORMAT_BINARY, outformat = FORMAT_BINARY;
int ret = 1, inl, nopad = 0;
unsigned char key[EVP_MAX_KEY_LENGTH], iv[EVP_MAX_IV_LENGTH];
unsigned char *buff = NULL, salt[PKCS5_SALT_LEN];
long n;
struct doall_enc_ciphers dec;
#ifdef ZLIB
int do_zlib = 0;
BIO *bzl = NULL;
#endif
/* first check the program name */
prog = opt_progname(argv[0]);
if (strcmp(prog, "base64") == 0) {
base64 = 1;
#ifdef ZLIB
} else if (strcmp(prog, "zlib") == 0) {
do_zlib = 1;
#endif
} else {
cipher = EVP_get_cipherbyname(prog);
if (cipher == NULL && strcmp(prog, "enc") != 0) {
BIO_printf(bio_err, "%s is not a known cipher\n", prog);
goto end;
}
}
prog = opt_init(argc, argv, enc_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
opt_help(enc_options);
ret = 0;
goto end;
case OPT_LIST:
BIO_printf(bio_out, "Supported ciphers:\n");
dec.bio = bio_out;
dec.n = 0;
OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_CIPHER_METH,
show_ciphers, &dec);
BIO_printf(bio_out, "\n");
ret = 0;
goto end;
case OPT_E:
enc = 1;
break;
case OPT_IN:
infile = opt_arg();
break;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_PASS:
passarg = opt_arg();
break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
case OPT_D:
enc = 0;
break;
case OPT_P:
printkey = 1;
break;
case OPT_V:
verbose = 1;
break;
case OPT_NOPAD:
nopad = 1;
break;
case OPT_SALT:
nosalt = 0;
break;
case OPT_NOSALT:
nosalt = 1;
break;
case OPT_DEBUG:
debug = 1;
break;
case OPT_UPPER_P:
printkey = 2;
break;
case OPT_UPPER_A:
olb64 = 1;
break;
case OPT_A:
base64 = 1;
break;
case OPT_Z:
#ifdef ZLIB
do_zlib = 1;
#endif
break;
case OPT_BUFSIZE:
p = opt_arg();
i = (int)strlen(p) - 1;
k = i >= 1 && p[i] == 'k';
if (k)
p[i] = '\0';
if (!opt_long(opt_arg(), &n)
|| n < 0 || (k && n >= LONG_MAX / 1024))
goto opthelp;
if (k)
n *= 1024;
bsize = (int)n;
break;
case OPT_K:
str = opt_arg();
break;
case OPT_KFILE:
in = bio_open_default(opt_arg(), 'r', FORMAT_TEXT);
if (in == NULL)
goto opthelp;
i = BIO_gets(in, buf, sizeof buf);
BIO_free(in);
in = NULL;
if (i <= 0) {
BIO_printf(bio_err,
"%s Can't read key from %s\n", prog, opt_arg());
goto opthelp;
}
while (--i > 0 && (buf[i] == '\r' || buf[i] == '\n'))
buf[i] = '\0';
if (i <= 0) {
BIO_printf(bio_err, "%s: zero length password\n", prog);
goto opthelp;
}
str = buf;
break;
case OPT_UPPER_K:
hkey = opt_arg();
break;
case OPT_UPPER_S:
hsalt = opt_arg();
break;
case OPT_IV:
hiv = opt_arg();
break;
case OPT_MD:
if (!opt_md(opt_arg(), &dgst))
goto opthelp;
break;
case OPT_CIPHER:
if (!opt_cipher(opt_unknown(), &c))
goto opthelp;
cipher = c;
break;
case OPT_NONE:
cipher = NULL;
break;
case OPT_R_CASES:
if (!opt_rand(o))
goto end;
break;
}
}
if (opt_num_rest() != 0) {
BIO_printf(bio_err, "Extra arguments given.\n");
goto opthelp;
}
if (cipher && EVP_CIPHER_flags(cipher) & EVP_CIPH_FLAG_AEAD_CIPHER) {
BIO_printf(bio_err, "%s: AEAD ciphers not supported\n", prog);
goto end;
}
if (cipher && (EVP_CIPHER_mode(cipher) == EVP_CIPH_XTS_MODE)) {
BIO_printf(bio_err, "%s XTS ciphers not supported\n", prog);
goto end;
}
if (dgst == NULL)
dgst = EVP_sha256();
/* It must be large enough for a base64 encoded line */
if (base64 && bsize < 80)
bsize = 80;
if (verbose)
BIO_printf(bio_err, "bufsize=%d\n", bsize);
#ifdef ZLIB
if (!do_zlib)
#endif
if (base64) {
if (enc)
outformat = FORMAT_BASE64;
else
informat = FORMAT_BASE64;
}
strbuf = app_malloc(SIZE, "strbuf");
buff = app_malloc(EVP_ENCODE_LENGTH(bsize), "evp buffer");
if (infile == NULL) {
in = dup_bio_in(informat);
} else {
in = bio_open_default(infile, 'r', informat);
}
if (in == NULL)
goto end;
if (str == NULL && passarg != NULL) {
if (!app_passwd(passarg, NULL, &pass, NULL)) {
BIO_printf(bio_err, "Error getting password\n");
goto end;
}
str = pass;
}
if ((str == NULL) && (cipher != NULL) && (hkey == NULL)) {
if (1) {
#ifndef OPENSSL_NO_UI_CONSOLE
for (;;) {
char prompt[200];
BIO_snprintf(prompt, sizeof(prompt), "enter %s %s password:"******"encryption" : "decryption");
strbuf[0] = '\0';
i = EVP_read_pw_string((char *)strbuf, SIZE, prompt, enc);
if (i == 0) {
if (strbuf[0] == '\0') {
ret = 1;
goto end;
}
str = strbuf;
break;
}
if (i < 0) {
BIO_printf(bio_err, "bad password read\n");
goto end;
}
}
} else {
#endif
BIO_printf(bio_err, "password required\n");
goto end;
}
}
out = bio_open_default(outfile, 'w', outformat);
if (out == NULL)
goto end;
if (debug) {
BIO_set_callback(in, BIO_debug_callback);
BIO_set_callback(out, BIO_debug_callback);
BIO_set_callback_arg(in, (char *)bio_err);
BIO_set_callback_arg(out, (char *)bio_err);
}
rbio = in;
wbio = out;
#ifdef ZLIB
if (do_zlib) {
if ((bzl = BIO_new(BIO_f_zlib())) == NULL)
goto end;
if (debug) {
BIO_set_callback(bzl, BIO_debug_callback);
BIO_set_callback_arg(bzl, (char *)bio_err);
}
if (enc)
wbio = BIO_push(bzl, wbio);
else
rbio = BIO_push(bzl, rbio);
}
#endif
if (base64) {
if ((b64 = BIO_new(BIO_f_base64())) == NULL)
goto end;
if (debug) {
BIO_set_callback(b64, BIO_debug_callback);
BIO_set_callback_arg(b64, (char *)bio_err);
}
if (olb64)
BIO_set_flags(b64, BIO_FLAGS_BASE64_NO_NL);
if (enc)
wbio = BIO_push(b64, wbio);
else
rbio = BIO_push(b64, rbio);
}
if (cipher != NULL) {
/*
* Note that str is NULL if a key was passed on the command line, so
* we get no salt in that case. Is this a bug?
*/
if (str != NULL) {
/*
* Salt handling: if encrypting generate a salt and write to
* output BIO. If decrypting read salt from input BIO.
*/
unsigned char *sptr;
size_t str_len = strlen(str);
if (nosalt) {
sptr = NULL;
} else {
if (enc) {
if (hsalt) {
if (!set_hex(hsalt, salt, sizeof salt)) {
BIO_printf(bio_err, "invalid hex salt value\n");
goto end;
}
} else if (RAND_bytes(salt, sizeof salt) <= 0) {
goto end;
}
/*
* If -P option then don't bother writing
*/
if ((printkey != 2)
&& (BIO_write(wbio, magic,
sizeof magic - 1) != sizeof magic - 1
|| BIO_write(wbio,
(char *)salt,
sizeof salt) != sizeof salt)) {
BIO_printf(bio_err, "error writing output file\n");
goto end;
}
} else if (BIO_read(rbio, mbuf, sizeof mbuf) != sizeof mbuf
|| BIO_read(rbio,
(unsigned char *)salt,
sizeof salt) != sizeof salt) {
BIO_printf(bio_err, "error reading input file\n");
goto end;
} else if (memcmp(mbuf, magic, sizeof magic - 1)) {
BIO_printf(bio_err, "bad magic number\n");
goto end;
}
sptr = salt;
}
if (!EVP_BytesToKey(cipher, dgst, sptr,
(unsigned char *)str,
str_len, 1, key, iv)) {
BIO_printf(bio_err, "EVP_BytesToKey failed\n");
goto end;
}
/*
* zero the complete buffer or the string passed from the command
* line.
*/
if (str == strbuf)
OPENSSL_cleanse(str, SIZE);
else
OPENSSL_cleanse(str, str_len);
}
if (hiv != NULL) {
int siz = EVP_CIPHER_iv_length(cipher);
if (siz == 0) {
BIO_printf(bio_err, "warning: iv not use by this cipher\n");
} else if (!set_hex(hiv, iv, siz)) {
BIO_printf(bio_err, "invalid hex iv value\n");
goto end;
}
}
if ((hiv == NULL) && (str == NULL)
&& EVP_CIPHER_iv_length(cipher) != 0) {
/*
* No IV was explicitly set and no IV was generated during
* EVP_BytesToKey. Hence the IV is undefined, making correct
* decryption impossible.
*/
BIO_printf(bio_err, "iv undefined\n");
goto end;
}
if (hkey != NULL) {
if (!set_hex(hkey, key, EVP_CIPHER_key_length(cipher))) {
BIO_printf(bio_err, "invalid hex key value\n");
goto end;
}
/* wiping secret data as we no longer need it */
OPENSSL_cleanse(hkey, strlen(hkey));
}
if ((benc = BIO_new(BIO_f_cipher())) == NULL)
goto end;
/*
* Since we may be changing parameters work on the encryption context
* rather than calling BIO_set_cipher().
*/
BIO_get_cipher_ctx(benc, &ctx);
if (!EVP_CipherInit_ex(ctx, cipher, NULL, NULL, NULL, enc)) {
BIO_printf(bio_err, "Error setting cipher %s\n",
EVP_CIPHER_name(cipher));
ERR_print_errors(bio_err);
goto end;
}
if (nopad)
EVP_CIPHER_CTX_set_padding(ctx, 0);
if (!EVP_CipherInit_ex(ctx, NULL, NULL, key, iv, enc)) {
BIO_printf(bio_err, "Error setting cipher %s\n",
EVP_CIPHER_name(cipher));
ERR_print_errors(bio_err);
goto end;
}
if (debug) {
BIO_set_callback(benc, BIO_debug_callback);
BIO_set_callback_arg(benc, (char *)bio_err);
}
if (printkey) {
if (!nosalt) {
printf("salt=");
for (i = 0; i < (int)sizeof(salt); i++)
printf("%02X", salt[i]);
printf("\n");
}
if (EVP_CIPHER_key_length(cipher) > 0) {
printf("key=");
for (i = 0; i < EVP_CIPHER_key_length(cipher); i++)
printf("%02X", key[i]);
printf("\n");
}
if (EVP_CIPHER_iv_length(cipher) > 0) {
printf("iv =");
for (i = 0; i < EVP_CIPHER_iv_length(cipher); i++)
printf("%02X", iv[i]);
printf("\n");
}
if (printkey == 2) {
ret = 0;
goto end;
}
}
}
/* Only encrypt/decrypt as we write the file */
if (benc != NULL)
wbio = BIO_push(benc, wbio);
for (;;) {
inl = BIO_read(rbio, (char *)buff, bsize);
if (inl <= 0)
break;
if (BIO_write(wbio, (char *)buff, inl) != inl) {
BIO_printf(bio_err, "error writing output file\n");
goto end;
}
}
if (!BIO_flush(wbio)) {
BIO_printf(bio_err, "bad decrypt\n");
goto end;
}
ret = 0;
if (verbose) {
BIO_printf(bio_err, "bytes read : %8ju\n", BIO_number_read(in));
BIO_printf(bio_err, "bytes written: %8ju\n", BIO_number_written(out));
}
end:
ERR_print_errors(bio_err);
OPENSSL_free(strbuf);
OPENSSL_free(buff);
BIO_free(in);
BIO_free_all(out);
BIO_free(benc);
BIO_free(b64);
#ifdef ZLIB
BIO_free(bzl);
#endif
release_engine(e);
OPENSSL_free(pass);
return ret;
}
int x509_main(int argc, char **argv)
{
ASN1_INTEGER *sno = NULL;
ASN1_OBJECT *objtmp = NULL;
BIO *out = NULL;
CONF *extconf = NULL;
EVP_PKEY *Upkey = NULL, *CApkey = NULL, *fkey = NULL;
STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
STACK_OF(OPENSSL_STRING) *sigopts = NULL;
X509 *x = NULL, *xca = NULL;
X509_REQ *req = NULL, *rq = NULL;
X509_STORE *ctx = NULL;
const EVP_MD *digest = NULL;
char *CAkeyfile = NULL, *CAserial = NULL, *fkeyfile = NULL, *alias = NULL;
char *checkhost = NULL, *checkemail = NULL, *checkip = NULL, *exts = NULL;
char *extsect = NULL, *extfile = NULL, *passin = NULL, *passinarg = NULL;
char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL;
char *prog;
int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0, pprint = 0;
int C = 0, CAformat = FORMAT_PEM, CAkeyformat = FORMAT_PEM;
int fingerprint = 0, reqfile = 0, checkend = 0;
int informat = FORMAT_PEM, outformat = FORMAT_PEM, keyformat = FORMAT_PEM;
int next_serial = 0, subject_hash = 0, issuer_hash = 0, ocspid = 0;
int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0, email = 0;
int ocsp_uri = 0, trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0;
int ret = 1, i, num = 0, badsig = 0, clrext = 0, nocert = 0;
int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 0, ext = 0;
int enddate = 0;
time_t checkoffset = 0;
unsigned long certflag = 0;
int preserve_dates = 0;
OPTION_CHOICE o;
ENGINE *e = NULL;
#ifndef OPENSSL_NO_MD5
int subject_hash_old = 0, issuer_hash_old = 0;
#endif
ctx = X509_STORE_new();
if (ctx == NULL)
goto end;
X509_STORE_set_verify_cb(ctx, callb);
prog = opt_init(argc, argv, x509_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
opt_help(x509_options);
ret = 0;
goto end;
case OPT_INFORM:
if (!opt_format(opt_arg(), OPT_FMT_ANY, &informat))
goto opthelp;
break;
case OPT_IN:
infile = opt_arg();
break;
case OPT_OUTFORM:
if (!opt_format(opt_arg(), OPT_FMT_ANY, &outformat))
goto opthelp;
break;
case OPT_KEYFORM:
if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &keyformat))
goto opthelp;
break;
case OPT_CAFORM:
if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &CAformat))
goto opthelp;
break;
case OPT_CAKEYFORM:
if (!opt_format(opt_arg(), OPT_FMT_ANY, &CAkeyformat))
goto opthelp;
break;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_REQ:
reqfile = 1;
break;
case OPT_SIGOPT:
if (!sigopts)
sigopts = sk_OPENSSL_STRING_new_null();
if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, opt_arg()))
goto opthelp;
break;
case OPT_DAYS:
if (preserve_dates)
goto opthelp;
days = atoi(opt_arg());
break;
case OPT_PASSIN:
passinarg = opt_arg();
break;
case OPT_EXTFILE:
extfile = opt_arg();
break;
case OPT_R_CASES:
if (!opt_rand(o))
goto end;
break;
case OPT_EXTENSIONS:
extsect = opt_arg();
break;
case OPT_SIGNKEY:
keyfile = opt_arg();
sign_flag = ++num;
break;
case OPT_CA:
CAfile = opt_arg();
CA_flag = ++num;
break;
case OPT_CAKEY:
CAkeyfile = opt_arg();
break;
case OPT_CASERIAL:
CAserial = opt_arg();
break;
case OPT_SET_SERIAL:
if (sno != NULL) {
BIO_printf(bio_err, "Serial number supplied twice\n");
goto opthelp;
}
if ((sno = s2i_ASN1_INTEGER(NULL, opt_arg())) == NULL)
goto opthelp;
break;
case OPT_FORCE_PUBKEY:
fkeyfile = opt_arg();
break;
case OPT_ADDTRUST:
if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
BIO_printf(bio_err,
"%s: Invalid trust object value %s\n",
prog, opt_arg());
goto opthelp;
}
if (trust == NULL && (trust = sk_ASN1_OBJECT_new_null()) == NULL)
goto end;
sk_ASN1_OBJECT_push(trust, objtmp);
objtmp = NULL;
trustout = 1;
break;
case OPT_ADDREJECT:
if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
BIO_printf(bio_err,
"%s: Invalid reject object value %s\n",
prog, opt_arg());
goto opthelp;
}
if (reject == NULL
&& (reject = sk_ASN1_OBJECT_new_null()) == NULL)
goto end;
sk_ASN1_OBJECT_push(reject, objtmp);
objtmp = NULL;
trustout = 1;
break;
case OPT_SETALIAS:
alias = opt_arg();
trustout = 1;
break;
case OPT_CERTOPT:
if (!set_cert_ex(&certflag, opt_arg()))
goto opthelp;
break;
case OPT_NAMEOPT:
if (!set_nameopt(opt_arg()))
goto opthelp;
break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
case OPT_C:
C = ++num;
break;
case OPT_EMAIL:
email = ++num;
break;
case OPT_OCSP_URI:
ocsp_uri = ++num;
break;
case OPT_SERIAL:
serial = ++num;
break;
case OPT_NEXT_SERIAL:
next_serial = ++num;
break;
case OPT_MODULUS:
modulus = ++num;
break;
case OPT_PUBKEY:
pubkey = ++num;
break;
case OPT_X509TOREQ:
x509req = ++num;
break;
case OPT_TEXT:
text = ++num;
break;
case OPT_SUBJECT:
subject = ++num;
break;
case OPT_ISSUER:
issuer = ++num;
break;
case OPT_FINGERPRINT:
fingerprint = ++num;
break;
case OPT_HASH:
subject_hash = ++num;
break;
case OPT_ISSUER_HASH:
issuer_hash = ++num;
break;
case OPT_PURPOSE:
pprint = ++num;
break;
case OPT_STARTDATE:
startdate = ++num;
break;
case OPT_ENDDATE:
enddate = ++num;
break;
case OPT_NOOUT:
noout = ++num;
break;
case OPT_EXT:
ext = ++num;
exts = opt_arg();
break;
case OPT_NOCERT:
nocert = 1;
break;
case OPT_TRUSTOUT:
trustout = 1;
break;
case OPT_CLRTRUST:
clrtrust = ++num;
break;
case OPT_CLRREJECT:
clrreject = ++num;
break;
case OPT_ALIAS:
aliasout = ++num;
break;
case OPT_CACREATESERIAL:
CA_createserial = ++num;
break;
case OPT_CLREXT:
clrext = 1;
break;
case OPT_OCSPID:
ocspid = ++num;
break;
case OPT_BADSIG:
badsig = 1;
break;
#ifndef OPENSSL_NO_MD5
case OPT_SUBJECT_HASH_OLD:
subject_hash_old = ++num;
break;
case OPT_ISSUER_HASH_OLD:
issuer_hash_old = ++num;
break;
#else
case OPT_SUBJECT_HASH_OLD:
case OPT_ISSUER_HASH_OLD:
break;
#endif
case OPT_DATES:
startdate = ++num;
enddate = ++num;
break;
case OPT_CHECKEND:
checkend = 1;
{
intmax_t temp = 0;
if (!opt_imax(opt_arg(), &temp))
goto opthelp;
checkoffset = (time_t)temp;
if ((intmax_t)checkoffset != temp) {
BIO_printf(bio_err, "%s: checkend time out of range %s\n",
prog, opt_arg());
goto opthelp;
}
}
break;
case OPT_CHECKHOST:
checkhost = opt_arg();
break;
case OPT_CHECKEMAIL:
checkemail = opt_arg();
break;
case OPT_CHECKIP:
checkip = opt_arg();
break;
case OPT_PRESERVE_DATES:
if (days != DEF_DAYS)
goto opthelp;
preserve_dates = 1;
break;
case OPT_MD:
if (!opt_md(opt_unknown(), &digest))
goto opthelp;
}
}
argc = opt_num_rest();
argv = opt_rest();
if (argc != 0) {
BIO_printf(bio_err, "%s: Unknown parameter %s\n", prog, argv[0]);
goto opthelp;
}
if (!app_passwd(passinarg, NULL, &passin, NULL)) {
BIO_printf(bio_err, "Error getting password\n");
goto end;
}
if (!X509_STORE_set_default_paths(ctx)) {
ERR_print_errors(bio_err);
goto end;
}
if (fkeyfile != NULL) {
fkey = load_pubkey(fkeyfile, keyformat, 0, NULL, e, "Forced key");
if (fkey == NULL)
goto end;
}
if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM)) {
CAkeyfile = CAfile;
} else if ((CA_flag) && (CAkeyfile == NULL)) {
BIO_printf(bio_err,
"need to specify a CAkey if using the CA command\n");
goto end;
}
if (extfile != NULL) {
X509V3_CTX ctx2;
if ((extconf = app_load_config(extfile)) == NULL)
goto end;
if (extsect == NULL) {
extsect = NCONF_get_string(extconf, "default", "extensions");
if (extsect == NULL) {
ERR_clear_error();
extsect = "default";
}
}
X509V3_set_ctx_test(&ctx2);
X509V3_set_nconf(&ctx2, extconf);
if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL)) {
BIO_printf(bio_err,
"Error Loading extension section %s\n", extsect);
ERR_print_errors(bio_err);
goto end;
}
}
if (reqfile) {
EVP_PKEY *pkey;
BIO *in;
if (!sign_flag && !CA_flag) {
BIO_printf(bio_err, "We need a private key to sign with\n");
goto end;
}
in = bio_open_default(infile, 'r', informat);
if (in == NULL)
goto end;
req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL);
BIO_free(in);
if (req == NULL) {
ERR_print_errors(bio_err);
goto end;
}
if ((pkey = X509_REQ_get0_pubkey(req)) == NULL) {
BIO_printf(bio_err, "error unpacking public key\n");
goto end;
}
i = X509_REQ_verify(req, pkey);
if (i < 0) {
BIO_printf(bio_err, "Signature verification error\n");
ERR_print_errors(bio_err);
goto end;
}
if (i == 0) {
BIO_printf(bio_err,
"Signature did not match the certificate request\n");
goto end;
} else {
BIO_printf(bio_err, "Signature ok\n");
}
print_name(bio_err, "subject=", X509_REQ_get_subject_name(req),
get_nameopt());
if ((x = X509_new()) == NULL)
goto end;
if (sno == NULL) {
sno = ASN1_INTEGER_new();
if (sno == NULL || !rand_serial(NULL, sno))
goto end;
if (!X509_set_serialNumber(x, sno))
goto end;
ASN1_INTEGER_free(sno);
sno = NULL;
} else if (!X509_set_serialNumber(x, sno)) {
goto end;
}
if (!X509_set_issuer_name(x, X509_REQ_get_subject_name(req)))
goto end;
if (!X509_set_subject_name(x, X509_REQ_get_subject_name(req)))
goto end;
if (!set_cert_times(x, NULL, NULL, days))
goto end;
if (fkey != NULL) {
X509_set_pubkey(x, fkey);
} else {
pkey = X509_REQ_get0_pubkey(req);
X509_set_pubkey(x, pkey);
}
} else {
x = load_cert(infile, informat, "Certificate");
}
if (x == NULL)
goto end;
if (CA_flag) {
xca = load_cert(CAfile, CAformat, "CA Certificate");
if (xca == NULL)
goto end;
}
out = bio_open_default(outfile, 'w', outformat);
if (out == NULL)
goto end;
if (!noout || text || next_serial)
OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3");
if (alias)
X509_alias_set1(x, (unsigned char *)alias, -1);
if (clrtrust)
X509_trust_clear(x);
if (clrreject)
X509_reject_clear(x);
if (trust != NULL) {
for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) {
objtmp = sk_ASN1_OBJECT_value(trust, i);
X509_add1_trust_object(x, objtmp);
}
objtmp = NULL;
}
if (reject != NULL) {
for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) {
objtmp = sk_ASN1_OBJECT_value(reject, i);
X509_add1_reject_object(x, objtmp);
}
objtmp = NULL;
}
if (badsig) {
const ASN1_BIT_STRING *signature;
X509_get0_signature(&signature, NULL, x);
corrupt_signature(signature);
}
if (num) {
for (i = 1; i <= num; i++) {
if (issuer == i) {
print_name(out, "issuer=", X509_get_issuer_name(x), get_nameopt());
} else if (subject == i) {
print_name(out, "subject=",
X509_get_subject_name(x), get_nameopt());
} else if (serial == i) {
BIO_printf(out, "serial=");
i2a_ASN1_INTEGER(out, X509_get_serialNumber(x));
BIO_printf(out, "\n");
} else if (next_serial == i) {
ASN1_INTEGER *ser = X509_get_serialNumber(x);
BIGNUM *bnser = ASN1_INTEGER_to_BN(ser, NULL);
if (!bnser)
goto end;
if (!BN_add_word(bnser, 1))
goto end;
ser = BN_to_ASN1_INTEGER(bnser, NULL);
if (!ser)
goto end;
BN_free(bnser);
i2a_ASN1_INTEGER(out, ser);
ASN1_INTEGER_free(ser);
BIO_puts(out, "\n");
} else if ((email == i) || (ocsp_uri == i)) {
int j;
STACK_OF(OPENSSL_STRING) *emlst;
if (email == i)
emlst = X509_get1_email(x);
else
emlst = X509_get1_ocsp(x);
for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++)
BIO_printf(out, "%s\n",
sk_OPENSSL_STRING_value(emlst, j));
X509_email_free(emlst);
} else if (aliasout == i) {
unsigned char *alstr;
alstr = X509_alias_get0(x, NULL);
if (alstr)
BIO_printf(out, "%s\n", alstr);
else
BIO_puts(out, "<No Alias>\n");
} else if (subject_hash == i) {
BIO_printf(out, "%08lx\n", X509_subject_name_hash(x));
}
#ifndef OPENSSL_NO_MD5
else if (subject_hash_old == i) {
BIO_printf(out, "%08lx\n", X509_subject_name_hash_old(x));
}
#endif
else if (issuer_hash == i) {
BIO_printf(out, "%08lx\n", X509_issuer_name_hash(x));
}
#ifndef OPENSSL_NO_MD5
else if (issuer_hash_old == i) {
BIO_printf(out, "%08lx\n", X509_issuer_name_hash_old(x));
}
#endif
else if (pprint == i) {
X509_PURPOSE *ptmp;
int j;
BIO_printf(out, "Certificate purposes:\n");
for (j = 0; j < X509_PURPOSE_get_count(); j++) {
ptmp = X509_PURPOSE_get0(j);
purpose_print(out, x, ptmp);
}
} else if (modulus == i) {
EVP_PKEY *pkey;
pkey = X509_get0_pubkey(x);
if (pkey == NULL) {
BIO_printf(bio_err, "Modulus=unavailable\n");
ERR_print_errors(bio_err);
goto end;
}
BIO_printf(out, "Modulus=");
#ifndef OPENSSL_NO_RSA
if (EVP_PKEY_id(pkey) == EVP_PKEY_RSA) {
const BIGNUM *n;
RSA_get0_key(EVP_PKEY_get0_RSA(pkey), &n, NULL, NULL);
BN_print(out, n);
} else
#endif
#ifndef OPENSSL_NO_DSA
if (EVP_PKEY_id(pkey) == EVP_PKEY_DSA) {
const BIGNUM *dsapub = NULL;
DSA_get0_key(EVP_PKEY_get0_DSA(pkey), &dsapub, NULL);
BN_print(out, dsapub);
} else
#endif
{
BIO_printf(out, "Wrong Algorithm type");
}
BIO_printf(out, "\n");
} else if (pubkey == i) {
EVP_PKEY *pkey;
pkey = X509_get0_pubkey(x);
if (pkey == NULL) {
BIO_printf(bio_err, "Error getting public key\n");
ERR_print_errors(bio_err);
goto end;
}
PEM_write_bio_PUBKEY(out, pkey);
} else if (C == i) {
unsigned char *d;
char *m;
int len;
print_name(out, "/*\n"
" * Subject: ", X509_get_subject_name(x), get_nameopt());
print_name(out, " * Issuer: ", X509_get_issuer_name(x), get_nameopt());
BIO_puts(out, " */\n");
len = i2d_X509(x, NULL);
m = app_malloc(len, "x509 name buffer");
d = (unsigned char *)m;
len = i2d_X509_NAME(X509_get_subject_name(x), &d);
print_array(out, "the_subject_name", len, (unsigned char *)m);
d = (unsigned char *)m;
len = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d);
print_array(out, "the_public_key", len, (unsigned char *)m);
d = (unsigned char *)m;
len = i2d_X509(x, &d);
print_array(out, "the_certificate", len, (unsigned char *)m);
OPENSSL_free(m);
} else if (text == i) {
X509_print_ex(out, x, get_nameopt(), certflag);
} else if (startdate == i) {
BIO_puts(out, "notBefore=");
ASN1_TIME_print(out, X509_get0_notBefore(x));
BIO_puts(out, "\n");
} else if (enddate == i) {
BIO_puts(out, "notAfter=");
ASN1_TIME_print(out, X509_get0_notAfter(x));
BIO_puts(out, "\n");
} else if (fingerprint == i) {
int j;
unsigned int n;
unsigned char md[EVP_MAX_MD_SIZE];
const EVP_MD *fdig = digest;
if (fdig == NULL)
fdig = EVP_sha1();
if (!X509_digest(x, fdig, md, &n)) {
BIO_printf(bio_err, "out of memory\n");
goto end;
}
BIO_printf(out, "%s Fingerprint=",
OBJ_nid2sn(EVP_MD_type(fdig)));
for (j = 0; j < (int)n; j++) {
BIO_printf(out, "%02X%c", md[j], (j + 1 == (int)n)
? '\n' : ':');
}
}
/* should be in the library */
else if ((sign_flag == i) && (x509req == 0)) {
BIO_printf(bio_err, "Getting Private key\n");
if (Upkey == NULL) {
Upkey = load_key(keyfile, keyformat, 0,
passin, e, "Private key");
if (Upkey == NULL)
goto end;
}
if (!sign(x, Upkey, days, clrext, digest, extconf, extsect, preserve_dates))
goto end;
} else if (CA_flag == i) {
BIO_printf(bio_err, "Getting CA Private Key\n");
if (CAkeyfile != NULL) {
CApkey = load_key(CAkeyfile, CAkeyformat,
0, passin, e, "CA Private Key");
if (CApkey == NULL)
goto end;
}
if (!x509_certify(ctx, CAfile, digest, x, xca,
CApkey, sigopts,
CAserial, CA_createserial, days, clrext,
extconf, extsect, sno, reqfile, preserve_dates))
goto end;
} else if (x509req == i) {
EVP_PKEY *pk;
BIO_printf(bio_err, "Getting request Private Key\n");
if (keyfile == NULL) {
BIO_printf(bio_err, "no request key file specified\n");
goto end;
} else {
pk = load_key(keyfile, keyformat, 0,
passin, e, "request key");
if (pk == NULL)
goto end;
}
BIO_printf(bio_err, "Generating certificate request\n");
rq = X509_to_X509_REQ(x, pk, digest);
EVP_PKEY_free(pk);
if (rq == NULL) {
ERR_print_errors(bio_err);
goto end;
}
if (!noout) {
X509_REQ_print_ex(out, rq, get_nameopt(), X509_FLAG_COMPAT);
PEM_write_bio_X509_REQ(out, rq);
}
noout = 1;
} else if (ocspid == i) {
X509_ocspid_print(out, x);
} else if (ext == i) {
print_x509v3_exts(out, x, exts);
}
}
}
if (checkend) {
time_t tcheck = time(NULL) + checkoffset;
if (X509_cmp_time(X509_get0_notAfter(x), &tcheck) < 0) {
BIO_printf(out, "Certificate will expire\n");
ret = 1;
} else {
BIO_printf(out, "Certificate will not expire\n");
ret = 0;
}
goto end;
}
print_cert_checks(out, x, checkhost, checkemail, checkip);
if (noout || nocert) {
ret = 0;
goto end;
}
if (outformat == FORMAT_ASN1) {
i = i2d_X509_bio(out, x);
} else if (outformat == FORMAT_PEM) {
if (trustout)
i = PEM_write_bio_X509_AUX(out, x);
else
i = PEM_write_bio_X509(out, x);
} else {
BIO_printf(bio_err, "bad output format specified for outfile\n");
goto end;
}
if (!i) {
BIO_printf(bio_err, "unable to write certificate\n");
ERR_print_errors(bio_err);
goto end;
}
ret = 0;
end:
NCONF_free(extconf);
BIO_free_all(out);
X509_STORE_free(ctx);
X509_REQ_free(req);
X509_free(x);
X509_free(xca);
EVP_PKEY_free(Upkey);
EVP_PKEY_free(CApkey);
EVP_PKEY_free(fkey);
sk_OPENSSL_STRING_free(sigopts);
X509_REQ_free(rq);
ASN1_INTEGER_free(sno);
sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
ASN1_OBJECT_free(objtmp);
release_engine(e);
OPENSSL_free(passin);
return ret;
}