int
x509_main(int argc, char **argv)
{
int ret = 1;
X509_REQ *req = NULL;
X509 *x = NULL, *xca = NULL;
ASN1_OBJECT *objtmp;
STACK_OF(OPENSSL_STRING) *sigopts = NULL;
EVP_PKEY *Upkey = NULL, *CApkey = NULL;
ASN1_INTEGER *sno = NULL;
int i, num, badops = 0;
BIO *out = NULL;
BIO *STDout = NULL;
STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
int informat, outformat, keyformat, CAformat, CAkeyformat;
char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL;
char *CAkeyfile = NULL, *CAserial = NULL;
char *alias = NULL;
int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 0,
enddate = 0;
int next_serial = 0;
int subject_hash = 0, issuer_hash = 0, ocspid = 0;
#ifndef OPENSSL_NO_MD5
int subject_hash_old = 0, issuer_hash_old = 0;
#endif
int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0,
email = 0;
int ocsp_uri = 0;
int trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0, clrext = 0;
int C = 0;
int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0;
int pprint = 0;
const char **pp;
X509_STORE *ctx = NULL;
X509_REQ *rq = NULL;
int fingerprint = 0;
char buf[256];
const EVP_MD *md_alg, *digest = NULL;
CONF *extconf = NULL;
char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL;
int checkend = 0, checkoffset = 0;
unsigned long nmflag = 0, certflag = 0;
const char *errstr = NULL;
if (single_execution) {
if (pledge("stdio cpath wpath rpath tty", NULL) == -1) {
perror("pledge");
exit(1);
}
}
reqfile = 0;
STDout = BIO_new_fp(stdout, BIO_NOCLOSE);
informat = FORMAT_PEM;
outformat = FORMAT_PEM;
keyformat = FORMAT_PEM;
CAformat = FORMAT_PEM;
CAkeyformat = FORMAT_PEM;
ctx = X509_STORE_new();
if (ctx == NULL)
goto end;
X509_STORE_set_verify_cb(ctx, callb);
argc--;
argv++;
num = 0;
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, "-keyform") == 0) {
if (--argc < 1)
goto bad;
keyformat = str2fmt(*(++argv));
} else if (strcmp(*argv, "-req") == 0) {
reqfile = 1;
} else if (strcmp(*argv, "-CAform") == 0) {
if (--argc < 1)
goto bad;
CAformat = str2fmt(*(++argv));
} else if (strcmp(*argv, "-CAkeyform") == 0) {
if (--argc < 1)
goto bad;
CAkeyformat = str2fmt(*(++argv));
} else if (strcmp(*argv, "-sigopt") == 0) {
if (--argc < 1)
goto bad;
if (!sigopts)
sigopts = sk_OPENSSL_STRING_new_null();
if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, *(++argv)))
goto bad;
} else if (strcmp(*argv, "-days") == 0) {
if (--argc < 1)
goto bad;
days = strtonum(*(++argv), 1, INT_MAX, &errstr);
if (errstr) {
BIO_printf(bio_err, "bad number of days: %s\n", errstr);
goto bad;
}
} else if (strcmp(*argv, "-passin") == 0) {
if (--argc < 1)
goto bad;
passargin = *(++argv);
} else if (strcmp(*argv, "-extfile") == 0) {
if (--argc < 1)
goto bad;
extfile = *(++argv);
} else if (strcmp(*argv, "-extensions") == 0) {
if (--argc < 1)
goto bad;
extsect = *(++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, "-signkey") == 0) {
if (--argc < 1)
goto bad;
keyfile = *(++argv);
sign_flag = ++num;
} else if (strcmp(*argv, "-CA") == 0) {
if (--argc < 1)
goto bad;
CAfile = *(++argv);
CA_flag = ++num;
} else if (strcmp(*argv, "-CAkey") == 0) {
if (--argc < 1)
goto bad;
CAkeyfile = *(++argv);
} else if (strcmp(*argv, "-CAserial") == 0) {
if (--argc < 1)
goto bad;
CAserial = *(++argv);
} else if (strcmp(*argv, "-set_serial") == 0) {
if (--argc < 1)
goto bad;
ASN1_INTEGER_free(sno);
if (!(sno = s2i_ASN1_INTEGER(NULL, *(++argv))))
goto bad;
} else if (strcmp(*argv, "-addtrust") == 0) {
if (--argc < 1)
goto bad;
if (!(objtmp = OBJ_txt2obj(*(++argv), 0))) {
BIO_printf(bio_err,
"Invalid trust object value %s\n", *argv);
goto bad;
}
if (!trust)
trust = sk_ASN1_OBJECT_new_null();
sk_ASN1_OBJECT_push(trust, objtmp);
trustout = 1;
} else if (strcmp(*argv, "-addreject") == 0) {
if (--argc < 1)
goto bad;
if (!(objtmp = OBJ_txt2obj(*(++argv), 0))) {
BIO_printf(bio_err,
"Invalid reject object value %s\n", *argv);
goto bad;
}
if (!reject)
reject = sk_ASN1_OBJECT_new_null();
sk_ASN1_OBJECT_push(reject, objtmp);
trustout = 1;
} else if (strcmp(*argv, "-setalias") == 0) {
if (--argc < 1)
goto bad;
alias = *(++argv);
trustout = 1;
} else if (strcmp(*argv, "-certopt") == 0) {
if (--argc < 1)
goto bad;
if (!set_cert_ex(&certflag, *(++argv)))
goto bad;
} else if (strcmp(*argv, "-nameopt") == 0) {
if (--argc < 1)
goto bad;
if (!set_name_ex(&nmflag, *(++argv)))
goto bad;
}
else if (strcmp(*argv, "-C") == 0)
C = ++num;
else if (strcmp(*argv, "-email") == 0)
email = ++num;
else if (strcmp(*argv, "-ocsp_uri") == 0)
ocsp_uri = ++num;
else if (strcmp(*argv, "-serial") == 0)
serial = ++num;
else if (strcmp(*argv, "-next_serial") == 0)
next_serial = ++num;
else if (strcmp(*argv, "-modulus") == 0)
modulus = ++num;
else if (strcmp(*argv, "-pubkey") == 0)
pubkey = ++num;
else if (strcmp(*argv, "-x509toreq") == 0)
x509req = ++num;
else if (strcmp(*argv, "-text") == 0)
text = ++num;
else if (strcmp(*argv, "-hash") == 0 ||
strcmp(*argv, "-subject_hash") == 0)
subject_hash = ++num;
#ifndef OPENSSL_NO_MD5
else if (strcmp(*argv, "-subject_hash_old") == 0)
subject_hash_old = ++num;
#endif
else if (strcmp(*argv, "-issuer_hash") == 0)
issuer_hash = ++num;
#ifndef OPENSSL_NO_MD5
else if (strcmp(*argv, "-issuer_hash_old") == 0)
issuer_hash_old = ++num;
#endif
else if (strcmp(*argv, "-subject") == 0)
subject = ++num;
else if (strcmp(*argv, "-issuer") == 0)
issuer = ++num;
else if (strcmp(*argv, "-fingerprint") == 0)
fingerprint = ++num;
else if (strcmp(*argv, "-dates") == 0) {
startdate = ++num;
enddate = ++num;
} else if (strcmp(*argv, "-purpose") == 0)
pprint = ++num;
else if (strcmp(*argv, "-startdate") == 0)
startdate = ++num;
else if (strcmp(*argv, "-enddate") == 0)
enddate = ++num;
else if (strcmp(*argv, "-checkend") == 0) {
if (--argc < 1)
goto bad;
checkoffset = strtonum(*(++argv), 0, INT_MAX, &errstr);
if (errstr) {
BIO_printf(bio_err, "checkend unusable: %s\n", errstr);
goto bad;
}
checkend = 1;
} else if (strcmp(*argv, "-noout") == 0)
noout = ++num;
else if (strcmp(*argv, "-trustout") == 0)
trustout = 1;
else if (strcmp(*argv, "-clrtrust") == 0)
clrtrust = ++num;
else if (strcmp(*argv, "-clrreject") == 0)
clrreject = ++num;
else if (strcmp(*argv, "-alias") == 0)
aliasout = ++num;
else if (strcmp(*argv, "-CAcreateserial") == 0)
CA_createserial = ++num;
else if (strcmp(*argv, "-clrext") == 0)
clrext = 1;
else if (strcmp(*argv, "-ocspid") == 0)
ocspid = ++num;
else if ((md_alg = EVP_get_digestbyname(*argv + 1))) {
/* ok */
digest = md_alg;
} else {
BIO_printf(bio_err, "unknown option %s\n", *argv);
badops = 1;
break;
}
argc--;
argv++;
}
if (badops) {
bad:
for (pp = x509_usage; (*pp != NULL); pp++)
BIO_printf(bio_err, "%s", *pp);
goto end;
}
if (!app_passwd(bio_err, passargin, 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 ((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) {
long errorline = -1;
X509V3_CTX ctx2;
extconf = NCONF_new(NULL);
if (!NCONF_load(extconf, extfile, &errorline)) {
if (errorline <= 0)
BIO_printf(bio_err,
"error loading the config file '%s'\n",
extfile);
else
BIO_printf(bio_err,
"error on line %ld of config file '%s'\n",
errorline, extfile);
goto end;
}
if (!extsect) {
extsect = NCONF_get_string(extconf, "default",
"extensions");
if (!extsect) {
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_new(BIO_s_file());
if (in == NULL) {
ERR_print_errors(bio_err);
goto end;
}
if (infile == NULL)
BIO_set_fp(in, stdin, BIO_NOCLOSE | BIO_FP_TEXT);
else {
if (BIO_read_filename(in, infile) <= 0) {
perror(infile);
BIO_free(in);
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 ((req->req_info == NULL) ||
(req->req_info->pubkey == NULL) ||
(req->req_info->pubkey->public_key == NULL) ||
(req->req_info->pubkey->public_key->data == NULL)) {
BIO_printf(bio_err, "The certificate request appears to corrupted\n");
BIO_printf(bio_err, "It does not contain a public key\n");
goto end;
}
if ((pkey = X509_REQ_get_pubkey(req)) == NULL) {
BIO_printf(bio_err, "error unpacking public key\n");
goto end;
}
i = X509_REQ_verify(req, pkey);
EVP_PKEY_free(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), nmflag);
if ((x = X509_new()) == NULL)
goto end;
if (sno == NULL) {
sno = ASN1_INTEGER_new();
if (!sno || !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, req->req_info->subject))
goto end;
if (!X509_set_subject_name(x, req->req_info->subject))
goto end;
X509_gmtime_adj(X509_get_notBefore(x), 0);
X509_time_adj_ex(X509_get_notAfter(x), days, 0, NULL);
pkey = X509_REQ_get_pubkey(req);
X509_set_pubkey(x, pkey);
EVP_PKEY_free(pkey);
} else
x = load_cert(bio_err, infile, informat, NULL, "Certificate");
if (x == NULL)
goto end;
if (CA_flag) {
xca = load_cert(bio_err, CAfile, CAformat, NULL, "CA Certificate");
if (xca == NULL)
goto end;
}
if (!noout || text || next_serial) {
OBJ_create("2.99999.3",
"SET.ex3", "SET x509v3 extension 3");
out = BIO_new(BIO_s_file());
if (out == NULL) {
ERR_print_errors(bio_err);
goto end;
}
if (outfile == NULL) {
BIO_set_fp(out, stdout, BIO_NOCLOSE);
} else {
if (BIO_write_filename(out, outfile) <= 0) {
perror(outfile);
goto end;
}
}
}
if (alias)
X509_alias_set1(x, (unsigned char *) alias, -1);
if (clrtrust)
X509_trust_clear(x);
if (clrreject)
X509_reject_clear(x);
if (trust) {
for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) {
objtmp = sk_ASN1_OBJECT_value(trust, i);
X509_add1_trust_object(x, objtmp);
}
}
if (reject) {
for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) {
objtmp = sk_ASN1_OBJECT_value(reject, i);
X509_add1_reject_object(x, objtmp);
}
}
if (num) {
for (i = 1; i <= num; i++) {
if (issuer == i) {
print_name(STDout, "issuer= ",
X509_get_issuer_name(x), nmflag);
} else if (subject == i) {
print_name(STDout, "subject= ",
X509_get_subject_name(x), nmflag);
} else if (serial == i) {
BIO_printf(STDout, "serial=");
i2a_ASN1_INTEGER(STDout,
X509_get_serialNumber(x));
BIO_printf(STDout, "\n");
} else if (next_serial == i) {
BIGNUM *bnser;
ASN1_INTEGER *ser;
ser = X509_get_serialNumber(x);
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(STDout, "%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(STDout, "%s\n", alstr);
else
BIO_puts(STDout, "<No Alias>\n");
} else if (subject_hash == i) {
BIO_printf(STDout, "%08lx\n", X509_subject_name_hash(x));
}
#ifndef OPENSSL_NO_MD5
else if (subject_hash_old == i) {
BIO_printf(STDout, "%08lx\n", X509_subject_name_hash_old(x));
}
#endif
else if (issuer_hash == i) {
BIO_printf(STDout, "%08lx\n", X509_issuer_name_hash(x));
}
#ifndef OPENSSL_NO_MD5
else if (issuer_hash_old == i) {
BIO_printf(STDout, "%08lx\n", X509_issuer_name_hash_old(x));
}
#endif
else if (pprint == i) {
X509_PURPOSE *ptmp;
int j;
BIO_printf(STDout, "Certificate purposes:\n");
for (j = 0; j < X509_PURPOSE_get_count(); j++) {
ptmp = X509_PURPOSE_get0(j);
purpose_print(STDout, x, ptmp);
}
} else if (modulus == i) {
EVP_PKEY *pkey;
pkey = X509_get_pubkey(x);
if (pkey == NULL) {
BIO_printf(bio_err, "Modulus=unavailable\n");
ERR_print_errors(bio_err);
goto end;
}
BIO_printf(STDout, "Modulus=");
if (pkey->type == EVP_PKEY_RSA)
BN_print(STDout, pkey->pkey.rsa->n);
else
if (pkey->type == EVP_PKEY_DSA)
BN_print(STDout, pkey->pkey.dsa->pub_key);
else
BIO_printf(STDout, "Wrong Algorithm type");
BIO_printf(STDout, "\n");
EVP_PKEY_free(pkey);
} else if (pubkey == i) {
EVP_PKEY *pkey;
pkey = X509_get_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(STDout, pkey);
EVP_PKEY_free(pkey);
} else if (C == i) {
unsigned char *d;
char *m;
int y, z;
X509_NAME_oneline(X509_get_subject_name(x),
buf, sizeof buf);
BIO_printf(STDout, "/* subject:%s */\n", buf);
m = X509_NAME_oneline(
X509_get_issuer_name(x), buf,
sizeof buf);
BIO_printf(STDout, "/* issuer :%s */\n", buf);
z = i2d_X509(x, NULL);
m = malloc(z);
if (m == NULL) {
BIO_printf(bio_err, "out of mem\n");
goto end;
}
d = (unsigned char *) m;
z = i2d_X509_NAME(X509_get_subject_name(x), &d);
BIO_printf(STDout, "unsigned char XXX_subject_name[%d]={\n", z);
d = (unsigned char *) m;
for (y = 0; y < z; y++) {
BIO_printf(STDout, "0x%02X,", d[y]);
if ((y & 0x0f) == 0x0f)
BIO_printf(STDout, "\n");
}
if (y % 16 != 0)
BIO_printf(STDout, "\n");
BIO_printf(STDout, "};\n");
z = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d);
BIO_printf(STDout, "unsigned char XXX_public_key[%d]={\n", z);
d = (unsigned char *) m;
for (y = 0; y < z; y++) {
BIO_printf(STDout, "0x%02X,", d[y]);
if ((y & 0x0f) == 0x0f)
BIO_printf(STDout, "\n");
}
if (y % 16 != 0)
BIO_printf(STDout, "\n");
BIO_printf(STDout, "};\n");
z = i2d_X509(x, &d);
BIO_printf(STDout, "unsigned char XXX_certificate[%d]={\n", z);
d = (unsigned char *) m;
for (y = 0; y < z; y++) {
BIO_printf(STDout, "0x%02X,", d[y]);
if ((y & 0x0f) == 0x0f)
BIO_printf(STDout, "\n");
}
if (y % 16 != 0)
BIO_printf(STDout, "\n");
BIO_printf(STDout, "};\n");
free(m);
} else if (text == i) {
X509_print_ex(STDout, x, nmflag, certflag);
} else if (startdate == i) {
BIO_puts(STDout, "notBefore=");
ASN1_TIME_print(STDout, X509_get_notBefore(x));
BIO_puts(STDout, "\n");
} else if (enddate == i) {
BIO_puts(STDout, "notAfter=");
ASN1_TIME_print(STDout, X509_get_notAfter(x));
BIO_puts(STDout, "\n");
} else if (fingerprint == i) {
int j;
unsigned int n;
unsigned char md[EVP_MAX_MD_SIZE];
const EVP_MD *fdig = digest;
if (!fdig)
fdig = EVP_sha1();
if (!X509_digest(x, fdig, md, &n)) {
BIO_printf(bio_err, "out of memory\n");
goto end;
}
BIO_printf(STDout, "%s Fingerprint=",
OBJ_nid2sn(EVP_MD_type(fdig)));
for (j = 0; j < (int) n; j++) {
BIO_printf(STDout, "%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(bio_err,
keyfile, keyformat, 0,
passin, "Private key");
if (Upkey == NULL)
goto end;
}
if (!sign(x, Upkey, days, clrext, digest,
extconf, extsect))
goto end;
} else if (CA_flag == i) {
BIO_printf(bio_err, "Getting CA Private Key\n");
if (CAkeyfile != NULL) {
CApkey = load_key(bio_err,
CAkeyfile, CAkeyformat,
0, passin, "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))
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(bio_err,
keyfile, keyformat, 0,
passin, "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(out, rq);
PEM_write_bio_X509_REQ(out, rq);
}
noout = 1;
} else if (ocspid == i) {
X509_ocspid_print(out, x);
}
}
}
if (checkend) {
time_t tcheck = time(NULL) + checkoffset;
if (X509_cmp_time(X509_get_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;
}
if (noout) {
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 if (outformat == FORMAT_NETSCAPE) {
NETSCAPE_X509 nx;
ASN1_OCTET_STRING hdr;
hdr.data = (unsigned char *) NETSCAPE_CERT_HDR;
hdr.length = strlen(NETSCAPE_CERT_HDR);
nx.header = &hdr;
nx.cert = x;
i = ASN1_item_i2d_bio(&NETSCAPE_X509_it, out, &nx);
} 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:
OBJ_cleanup();
NCONF_free(extconf);
BIO_free_all(out);
BIO_free_all(STDout);
X509_STORE_free(ctx);
X509_REQ_free(req);
X509_free(x);
X509_free(xca);
EVP_PKEY_free(Upkey);
EVP_PKEY_free(CApkey);
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);
free(passin);
return (ret);
}
int X509_print(BIO *bp, X509 *x)
{
return X509_print_ex(bp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT);
}
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;
char *extsect = NULL, *extfile = NULL, *passin = NULL, *passinarg = NULL;
char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL;
char buf[256], *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, need_rand = 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;
int enddate = 0;
time_t checkoffset = 0;
unsigned long nmflag = 0, certflag = 0;
char nmflag_set = 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 = need_rand = 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:
days = atoi(opt_arg());
break;
case OPT_PASSIN:
passinarg = opt_arg();
break;
case OPT_EXTFILE:
extfile = opt_arg();
break;
case OPT_EXTENSIONS:
extsect = opt_arg();
break;
case OPT_SIGNKEY:
keyfile = opt_arg();
sign_flag = ++num;
need_rand = 1;
break;
case OPT_CA:
CAfile = opt_arg();
CA_flag = ++num;
need_rand = 1;
break;
case OPT_CAKEY:
CAkeyfile = opt_arg();
break;
case OPT_CASERIAL:
CAserial = opt_arg();
break;
case OPT_SET_SERIAL:
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:
nmflag_set = 1;
if (!set_name_ex(&nmflag, 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_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_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 (!nmflag_set)
nmflag = XN_FLAG_ONELINE;
out = bio_open_default(outfile, 'w', outformat);
if (out == NULL)
goto end;
if (need_rand)
app_RAND_load_file(NULL, 0);
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) {
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) {
X509V3_CTX ctx2;
if ((extconf = app_load_config(extfile)) == NULL)
goto end;
if (!extsect) {
extsect = NCONF_get_string(extconf, "default", "extensions");
if (!extsect) {
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),
nmflag);
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;
X509_gmtime_adj(X509_get_notBefore(x), 0);
X509_time_adj_ex(X509_get_notAfter(x), days, 0, NULL);
if (fkey)
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;
}
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) {
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) {
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 (num) {
for (i = 1; i <= num; i++) {
if (issuer == i) {
print_name(out, "issuer= ", X509_get_issuer_name(x), nmflag);
} else if (subject == i) {
print_name(out, "subject= ",
X509_get_subject_name(x), nmflag);
} 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) {
BIGNUM *bnser;
ASN1_INTEGER *ser;
ser = X509_get_serialNumber(x);
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) {
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) {
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;
X509_NAME_oneline(X509_get_subject_name(x), buf, sizeof buf);
BIO_printf(out, "/*\n"
" * Subject: %s\n", buf);
X509_NAME_oneline(X509_get_issuer_name(x), buf, sizeof buf);
BIO_printf(out, " * Issuer: %s\n"
" */\n", buf);
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, nmflag, certflag);
} else if (startdate == i) {
BIO_puts(out, "notBefore=");
ASN1_TIME_print(out, X509_get_notBefore(x));
BIO_puts(out, "\n");
} else if (enddate == i) {
BIO_puts(out, "notAfter=");
ASN1_TIME_print(out, X509_get_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)
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;
}
assert(need_rand);
if (!sign(x, Upkey, days, clrext, digest, extconf, extsect))
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;
}
assert(need_rand);
if (!x509_certify(ctx, CAfile, digest, x, xca,
CApkey, sigopts,
CAserial, CA_createserial, days, clrext,
extconf, extsect, sno, reqfile))
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(out, rq);
PEM_write_bio_X509_REQ(out, rq);
}
noout = 1;
} else if (ocspid == i) {
X509_ocspid_print(out, x);
}
}
}
if (checkend) {
time_t tcheck = time(NULL) + checkoffset;
if (X509_cmp_time(X509_get_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 (badsig) {
ASN1_BIT_STRING *signature;
unsigned char *s;
X509_get0_signature(&signature, NULL, x);
s = ASN1_STRING_data(signature);
s[ASN1_STRING_length(signature) - 1] ^= 0x1;
}
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:
if (need_rand)
app_RAND_write_file(NULL);
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);
OPENSSL_free(passin);
return (ret);
}
/* ------------------------------------------------------------------------- *
* scanner_connect creates a new session to the openvas server and returns *
* the file descriptor to it. *
* ------------------------------------------------------------------------- */
int scanner_connect(char * ip, int port) {
int sockfd;
struct sockaddr_in dest_addr;
static SSL_CTX *ssl_ctx = NULL;
X509 *servercert;
if(DEBUG) printf("Creating socket file descriptor.\n");
sockfd = socket(AF_INET, SOCK_STREAM, 0);
if(DEBUG) printf("Loading content into filedescriptor.\n");
dest_addr.sin_family=AF_INET;
dest_addr.sin_port=htons(port);
dest_addr.sin_addr.s_addr=inet_addr(ip);
/* Zeroing the rest of the struct */
memset(&(dest_addr.sin_zero), '\0', 8);
if(DEBUG) printf("Try connecting to %s.\n", DEST_IP);
if ( connect(sockfd, (struct sockaddr *) &dest_addr,
sizeof(struct sockaddr)) == -1 ) {
if(DEBUG) perror("Error connecting");
return -1;
} else {
if(DEBUG) printf("Connected to: %s.\n", DEST_IP);
}
ssl = NULL;
/* initialize SSL library and register algorithms */
if(SSL_library_init() < 0)
printf("Could not initialize the OpenSSL library !\n");
/* load the SSL error messages */
SSL_load_error_strings();
/* create a new SSL_CTX object as framework for TLS/SSL enabled functions */
/* for TLSv1, we use TLSv1_client_method() */
if((ssl_ctx = SSL_CTX_new(TLSv1_client_method())) == NULL)
printf("SSL_CTX_new() context creation error\n");
/* enable all SSL engine bug workaround options (i.e. Netscape, Microsoft) */
if(SSL_CTX_set_options(ssl_ctx, SSL_OP_ALL) < 0)
printf("SSL_CTX_set_options error\n");
/* choose list of available SSL_CIPHERs with a control string */
if(! SSL_CTX_set_cipher_list(ssl_ctx, CIPHER_LIST))
printf("SSL_CTX_set_cipher_list error\n");
/* create a new SSL structure for a connection */
if((ssl = SSL_new(ssl_ctx)) == NULL)
printf("SSL_new() general error\n");
/* connect the SSL object with the socket file descriptor */
if(! SSL_set_fd(ssl, sockfd))
printf("SSL_set_fd() error connecting to socket.\n");
/* initiate the TLS/SSL handshake with an TLS/SSL server */
if(SSL_connect(ssl) <= 0)
printf("SSL_connect() error during SSL handshake\n");
/* show the connection cipher that is used */
if(DEBUG) printf("SSL_get_cipher = %s\n", SSL_get_cipher(ssl));
/* get the received openvas server certificate */
if(! (servercert = SSL_get_peer_certificate(ssl)))
printf("SSL_get_peer_certificate() error: cannot get server certificate\n");
/* print the received openvas server certificate */
if(DEBUG == 2) {
BIO *outbio;
outbio = BIO_new_fd(fileno(stdout), BIO_NOCLOSE);
if (! (X509_print_ex(outbio, servercert, 0, XN_FLAG_SEP_MULTILINE)))
BIO_printf(outbio, "Error printing certificate text information\n");
}
return 1;
}
int main(int argc, char **argv) {
BIO* in=NULL;
BIO* out=NULL;
char * outfile = NULL;
char * infile = NULL ;
int tabLength=100;
char *binaryptr;
char* mimetype;
char* mimetypeaccept=NULL;
char* contenttype;
const char** pp;
unsigned char* hostporturl = NULL;
BIO * p12bio ;
char **args = argv + 1;
unsigned char * serverurl;
sslctxparm p;
char *response;
CURLcode res;
struct curl_slist * headers=NULL;
int badarg=0;
binaryptr=(char*)malloc(tabLength);
p.verbose = 0;
p.errorbio = BIO_new_fp (stderr, BIO_NOCLOSE);
curl_global_init(CURL_GLOBAL_DEFAULT);
/* we need some more for the P12 decoding */
OpenSSL_add_all_ciphers();
OpenSSL_add_all_digests();
ERR_load_crypto_strings();
while (*args && *args[0] == '-') {
if (!strcmp (*args, "-in")) {
if (args[1]) {
infile=*(++args);
} else badarg=1;
} else if (!strcmp (*args, "-out")) {
if (args[1]) {
outfile=*(++args);
} else badarg=1;
} else if (!strcmp (*args, "-p12")) {
if (args[1]) {
p.p12file = *(++args);
} else badarg=1;
} else if (strcmp(*args,"-envpass") == 0) {
if (args[1]) {
p.pst = getenv(*(++args));
} else badarg=1;
} else if (strcmp(*args,"-connect") == 0) {
if (args[1]) {
hostporturl = *(++args);
} else badarg=1;
} else if (strcmp(*args,"-mimetype") == 0) {
if (args[1]) {
mimetype = *(++args);
} else badarg=1;
} else if (strcmp(*args,"-acceptmime") == 0) {
if (args[1]) {
mimetypeaccept = *(++args);
} else badarg=1;
} else if (strcmp(*args,"-accesstype") == 0) {
if (args[1]) {
if ((p.accesstype = OBJ_obj2nid(OBJ_txt2obj(*++args,0))) == 0) badarg=1;
} else badarg=1;
} else if (strcmp(*args,"-verbose") == 0) {
p.verbose++;
} else badarg=1;
args++;
}
if (mimetype==NULL || mimetypeaccept == NULL) badarg = 1;
if (badarg) {
for (pp=curlx_usage; (*pp != NULL); pp++)
BIO_printf(p.errorbio,"%s\n",*pp);
BIO_printf(p.errorbio,"\n");
goto err;
}
/* set input */
if ((in=BIO_new(BIO_s_file())) == NULL) {
BIO_printf(p.errorbio, "Error setting input bio\n");
goto err;
} else if (infile == NULL)
BIO_set_fp(in,stdin,BIO_NOCLOSE|BIO_FP_TEXT);
else if (BIO_read_filename(in,infile) <= 0) {
BIO_printf(p.errorbio, "Error opening input file %s\n", infile);
BIO_free(in);
goto err;
}
/* set output */
if ((out=BIO_new(BIO_s_file())) == NULL) {
BIO_printf(p.errorbio, "Error setting output bio.\n");
goto err;
} else if (outfile == NULL)
BIO_set_fp(out,stdout,BIO_NOCLOSE|BIO_FP_TEXT);
else if (BIO_write_filename(out,outfile) <= 0) {
BIO_printf(p.errorbio, "Error opening output file %s\n", outfile);
BIO_free(out);
goto err;
}
p.errorbio = BIO_new_fp (stderr, BIO_NOCLOSE);
if (!(p.curl = curl_easy_init())) {
BIO_printf(p.errorbio, "Cannot init curl lib\n");
goto err;
}
if (!(p12bio = BIO_new_file(p.p12file , "rb"))) {
BIO_printf(p.errorbio, "Error opening P12 file %s\n", p.p12file); goto err;
}
if (!(p.p12 = d2i_PKCS12_bio (p12bio, NULL))) {
BIO_printf(p.errorbio, "Cannot decode P12 structure %s\n", p.p12file); goto err;
}
p.ca= NULL;
if (!(PKCS12_parse (p.p12, p.pst, &(p.pkey), &(p.usercert), &(p.ca) ) )) {
BIO_printf(p.errorbio,"Invalid P12 structure in %s\n", p.p12file); goto err;
}
if (sk_X509_num(p.ca) <= 0) {
BIO_printf(p.errorbio,"No trustworthy CA given.%s\n", p.p12file); goto err;
}
if (p.verbose > 1)
X509_print_ex(p.errorbio,p.usercert,0,0);
/* determine URL to go */
if (hostporturl) {
serverurl=(char*) malloc(9+strlen(hostporturl));
sprintf(serverurl,"https://%s",hostporturl);
}
else if (p.accesstype != 0) { /* see whether we can find an AIA or SIA for a given access type */
if (!(serverurl = my_get_ext(p.usercert,p.accesstype,NID_info_access))) {
int j=0;
BIO_printf(p.errorbio,"no service URL in user cert "
"cherching in others certificats\n");
for (j=0;j<sk_X509_num(p.ca);j++) {
if ((serverurl = my_get_ext(sk_X509_value(p.ca,j),p.accesstype,
NID_info_access)))
break;
if ((serverurl = my_get_ext(sk_X509_value(p.ca,j),p.accesstype,
NID_sinfo_access)))
break;
}
}
}
if (!serverurl) {
BIO_printf(p.errorbio, "no service URL in certificats,"
" check '-accesstype (AD_DVCS | ad_timestamping)'"
" or use '-connect'\n");
goto err;
}
if (p.verbose)
BIO_printf(p.errorbio, "Service URL: <%s>\n", serverurl);
curl_easy_setopt(p.curl, CURLOPT_URL, serverurl);
/* Now specify the POST binary data */
curl_easy_setopt(p.curl, CURLOPT_POSTFIELDS, binaryptr);
curl_easy_setopt(p.curl, CURLOPT_POSTFIELDSIZE,tabLength);
/* pass our list of custom made headers */
contenttype=(char*) malloc(15+strlen(mimetype));
sprintf(contenttype,"Content-type: %s",mimetype);
headers = curl_slist_append(headers,contenttype);
curl_easy_setopt(p.curl, CURLOPT_HTTPHEADER, headers);
if (p.verbose)
BIO_printf(p.errorbio, "Service URL: <%s>\n", serverurl);
{
FILE *outfp;
BIO_get_fp(out,&outfp);
curl_easy_setopt(p.curl, CURLOPT_FILE,outfp);
}
res = curl_easy_setopt(p.curl, CURLOPT_SSL_CTX_FUNCTION, sslctxfun) ;
if (res != CURLE_OK)
BIO_printf(p.errorbio,"%d %s=%d %d\n", __LINE__, "CURLOPT_SSL_CTX_FUNCTION",CURLOPT_SSL_CTX_FUNCTION,res);
curl_easy_setopt(p.curl, CURLOPT_SSL_CTX_DATA, &p);
{
int lu; int i=0;
while ((lu = BIO_read (in,&binaryptr[i],tabLength-i)) >0 ) {
i+=lu;
if (i== tabLength) {
tabLength+=100;
binaryptr=(char*)realloc(binaryptr,tabLength); /* should be more careful */
}
}
tabLength = i;
}
/* Now specify the POST binary data */
curl_easy_setopt(p.curl, CURLOPT_POSTFIELDS, binaryptr);
curl_easy_setopt(p.curl, CURLOPT_POSTFIELDSIZE,tabLength);
/* Perform the request, res will get the return code */
BIO_printf(p.errorbio,"%d %s %d\n", __LINE__, "curl_easy_perform",
res = curl_easy_perform(p.curl));
{
int result =curl_easy_getinfo(p.curl,CURLINFO_CONTENT_TYPE,&response);
if( mimetypeaccept && p.verbose)
if(!strcmp(mimetypeaccept,response))
BIO_printf(p.errorbio,"the response has a correct mimetype : %s\n",
response);
else
BIO_printf(p.errorbio,"the reponse doesn\'t has an acceptable "
"mime type, it is %s instead of %s\n",
response,mimetypeaccept);
}
/*** code d'erreur si accept mime ***, egalement code return HTTP != 200 ***/
/* free the header list*/
curl_slist_free_all(headers);
/* always cleanup */
curl_easy_cleanup(p.curl);
BIO_free(in);
BIO_free(out);
return (EXIT_SUCCESS);
err: BIO_printf(p.errorbio,"error");
exit(1);
}
