static LUA_FUNCTION(openssl_crl_get)
{
X509_CRL * crl = CHECK_OBJECT(1, X509_CRL, "openssl.x509_crl");
int i = 0;
X509_REVOKED *revoked = NULL;
if (lua_isinteger(L, 2))
{
i = lua_tointeger(L, 2);
luaL_argcheck(L, (i >= 0 && i < sk_X509_REVOKED_num(crl->crl->revoked)), 2, "Out of range");
revoked = sk_X509_REVOKED_value(crl->crl->revoked, i);
}
else
{
ASN1_STRING *sn = CHECK_OBJECT(2, ASN1_STRING, "openssl.asn1_integer");
int cnt = sk_X509_REVOKED_num(crl->crl->revoked);
for (i = 0; i < cnt; i++)
{
X509_REVOKED *rev = sk_X509_REVOKED_value(crl->crl->revoked, i);
if (ASN1_STRING_cmp(rev->serialNumber, sn) == 0)
{
revoked = rev;
break;
}
}
}
if (revoked)
{
lua_newtable(L);
#if OPENSSL_VERSION_NUMBER > 0x10000000L
AUXILIAR_SET(L, -1, "code", revoked->reason, number);
AUXILIAR_SET(L, -1, "reason", openssl_i2s_revoke_reason(revoked->reason), string);
#else
{
int crit = 0;
void* reason = X509_REVOKED_get_ext_d2i(revoked, NID_crl_reason, &crit, NULL);
AUXILIAR_SET(L, -1, "code", ASN1_ENUMERATED_get(reason), number);
AUXILIAR_SET(L, -1, "reason", openssl_i2s_revoke_reason(ASN1_ENUMERATED_get(reason)), string);
ASN1_ENUMERATED_free(reason);
}
#endif
PUSH_ASN1_INTEGER(L, revoked->serialNumber);
lua_setfield(L, -2, "serialNumber");
PUSH_ASN1_TIME(L, revoked->revocationDate);
lua_setfield(L, -2, "revocationDate");
if (crl->crl->extensions)
{
lua_pushstring(L, "extensions");
openssl_sk_x509_extension_totable(L, crl->crl->extensions);
lua_rawset(L, -3);
}
}
else
lua_pushnil(L);
return 1;
}
static int openssl_revoked_info(lua_State* L)
{
X509_REVOKED* revoked = CHECK_OBJECT(1, X509_REVOKED, "openssl.x509_revoked");
lua_newtable(L);
#if OPENSSL_VERSION_NUMBER > 0x10000000L
AUXILIAR_SET(L, -1, "reason", openssl_i2s_revoke_reason(revoked->reason), string);
#else
{
int crit = 0;
void* reason = X509_REVOKED_get_ext_d2i(revoked, NID_crl_reason, &crit, NULL);
AUXILIAR_SET(L, -1, "reason", openssl_i2s_revoke_reason(ASN1_ENUMERATED_get(reason)), string);
ASN1_ENUMERATED_free(reason);
}
#endif
PUSH_ASN1_INTEGER(L, revoked->serialNumber);
lua_setfield(L, -2, "serialNumber");
PUSH_ASN1_TIME(L, revoked->revocationDate);
lua_setfield(L, -2, "revocationDate");
if (revoked->extensions)
{
lua_pushstring(L, "extensions");
openssl_sk_x509_extension_totable(L, revoked->extensions);
lua_rawset(L, -3);
}
return 1;
};
static int openssl_x509_revoked_get_reason(X509_REVOKED *revoked)
{
int crit = 0;
int reason;
ASN1_ENUMERATED *areason = X509_REVOKED_get_ext_d2i(revoked, NID_crl_reason, &crit, NULL);
reason = (crit == -1) ? CRL_REASON_NONE : ASN1_ENUMERATED_get(areason);
ASN1_ENUMERATED_free(areason);
return reason;
}
char *i2s_ASN1_ENUMERATED_TABLE(X509V3_EXT_METHOD *method,
ASN1_ENUMERATED *e)
{
ENUMERATED_NAMES *enam;
long strval;
strval = ASN1_ENUMERATED_get(e);
for(enam = (ENUMERATED_NAMES*)method->usr_data; enam->lname; enam++) {
if(strval == enam->bitnum) return BUF_strdup(enam->lname);
}
return i2s_ASN1_ENUMERATED(method, e);
}
static LUA_FUNCTION(openssl_crl_get)
{
X509_CRL * crl = CHECK_OBJECT(1, X509_CRL, "openssl.x509_crl");
int i = luaL_checkint(L, 2);
if (i >= 0 && i < sk_X509_REVOKED_num(crl->crl->revoked))
{
X509_REVOKED *revoked = sk_X509_REVOKED_value(crl->crl->revoked, i);
lua_newtable(L);
#if OPENSSL_VERSION_NUMBER > 0x10000000L
AUXILIAR_SET(L, -1, "reason", openssl_i2s_revoke_reason(revoked->reason), string);
#else
{
int crit = 0;
void* reason = X509_REVOKED_get_ext_d2i(revoked, NID_crl_reason, &crit, NULL);
AUXILIAR_SET(L, -1, "reason", openssl_i2s_revoke_reason(ASN1_ENUMERATED_get(reason)), string);
ASN1_ENUMERATED_free(reason);
}
#endif
PUSH_ASN1_INTEGER(L, revoked->serialNumber);
lua_setfield(L, -2, "serialNumber");
PUSH_ASN1_TIME(L, revoked->revocationDate);
lua_setfield(L, -2, "revocationDate");
if (crl->crl->extensions)
{
lua_pushstring(L, "extensions");
openssl_sk_x509_extension_totable(L, crl->crl->extensions);
lua_rawset(L, -3);
}
return 1;
}
else
lua_pushnil(L);
return 1;
}
static LUA_FUNCTION(openssl_crl_parse)
{
X509_CRL *crl = CHECK_OBJECT(1, X509_CRL, "openssl.x509_crl");
int utf8 = lua_isnoneornil(L, 2) ? 1 : lua_toboolean(L, 2);
int n, i;
lua_newtable(L);
AUXILIAR_SET(L, -1, "version", X509_CRL_get_version(crl), integer);
/* hash as used in CA directories to lookup cert by subject name */
{
char buf[32];
snprintf(buf, sizeof(buf), "%08lx", X509_NAME_hash(X509_CRL_get_issuer(crl)));
AUXILIAR_SET(L, -1, "hash", buf, string);
}
{
const EVP_MD *digest = EVP_get_digestbyname("sha1");
unsigned char md[EVP_MAX_MD_SIZE];
int n = sizeof(md);
if (X509_CRL_digest(crl, digest, md, (unsigned int*)&n))
{
lua_newtable(L);
AUXILIAR_SET(L, -1, "alg", OBJ_nid2sn(EVP_MD_type(digest)), string);
AUXILIAR_SETLSTR(L, -1, "hash", (const char*)md, n);
lua_setfield(L, -2, "fingerprint");
}
}
openssl_push_xname_asobject(L, X509_CRL_get_issuer(crl));
lua_setfield(L, -2, "issuer");
PUSH_ASN1_TIME(L,X509_CRL_get_lastUpdate(crl));
lua_setfield(L, -2, "lastUpdate");
PUSH_ASN1_TIME(L,X509_CRL_get_nextUpdate(crl));
lua_setfield(L, -2, "nextUpdate");
openssl_push_x509_algor(L, crl->crl->sig_alg);
lua_setfield(L, -2, "sig_alg");
PUSH_ASN1_INTEGER(L, X509_CRL_get_ext_d2i(crl, NID_crl_number, NULL, NULL));
lua_setfield(L, -2, "crl_number");
PUSH_OBJECT(sk_X509_EXTENSION_dup(crl->crl->extensions),"openssl.stack_of_x509_extension");
lua_setfield(L, -2, "extensions");
n = sk_X509_REVOKED_num(crl->crl->revoked);
lua_newtable(L);
for (i = 0; i < n; i++)
{
X509_REVOKED *revoked = sk_X509_REVOKED_value(crl->crl->revoked, i);
lua_newtable(L);
#if OPENSSL_VERSION_NUMBER > 0x10000000L
AUXILIAR_SET(L, -1, "CRLReason", reason_flags[revoked->reason].lname, string);
#else
{
int crit = 0;
void* reason = X509_REVOKED_get_ext_d2i(revoked, NID_crl_reason, &crit, NULL);
AUXILIAR_SET(L, -1, "CRLReason", reason_flags[ASN1_ENUMERATED_get(reason)].lname, string);
ASN1_ENUMERATED_free(reason);
}
#endif
PUSH_ASN1_INTEGER(L, revoked->serialNumber);
lua_setfield(L,-2, "serialNumber");
PUSH_ASN1_TIME(L, revoked->revocationDate);
lua_setfield(L,-2, "revocationDate");
PUSH_OBJECT(sk_X509_EXTENSION_dup(revoked->extensions),"openssl.stack_of_x509_extension");
lua_setfield(L,-2, "extensions");
lua_rawseti(L, -2, i + 1);
}
lua_setfield(L, -2, "revoked");
return 1;
}
static int crl_set_issuers(X509_CRL *crl)
{
int i, j;
GENERAL_NAMES *gens, *gtmp;
STACK_OF(X509_REVOKED) *revoked;
revoked = X509_CRL_get_REVOKED(crl);
gens = NULL;
for (i = 0; i < sk_X509_REVOKED_num(revoked); i++) {
X509_REVOKED *rev = sk_X509_REVOKED_value(revoked, i);
STACK_OF(X509_EXTENSION) *exts;
ASN1_ENUMERATED *reason;
X509_EXTENSION *ext;
gtmp = X509_REVOKED_get_ext_d2i(rev,
NID_certificate_issuer, &j, NULL);
if (!gtmp && (j != -1)) {
crl->flags |= EXFLAG_INVALID;
return 1;
}
if (gtmp) {
gens = gtmp;
if (!crl->issuers) {
crl->issuers = sk_GENERAL_NAMES_new_null();
if (!crl->issuers)
return 0;
}
if (!sk_GENERAL_NAMES_push(crl->issuers, gtmp))
return 0;
}
rev->issuer = gens;
reason = X509_REVOKED_get_ext_d2i(rev, NID_crl_reason, &j, NULL);
if (!reason && (j != -1)) {
crl->flags |= EXFLAG_INVALID;
return 1;
}
if (reason) {
rev->reason = ASN1_ENUMERATED_get(reason);
ASN1_ENUMERATED_free(reason);
} else
rev->reason = CRL_REASON_NONE;
/* Check for critical CRL entry extensions */
exts = rev->extensions;
for (j = 0; j < sk_X509_EXTENSION_num(exts); j++) {
ext = sk_X509_EXTENSION_value(exts, j);
if (X509_EXTENSION_get_critical(ext)) {
if (OBJ_obj2nid(X509_EXTENSION_get_object(ext)) == NID_certificate_issuer)
continue;
crl->flags |= EXFLAG_CRITICAL;
break;
}
}
}
return 1;
}
int OCSP_RESPONSE_print(BIO *bp, OCSP_RESPONSE* o, unsigned long flags)
{
int i, ret = 0;
long l;
OCSP_CERTID *cid = NULL;
OCSP_BASICRESP *br = NULL;
OCSP_RESPID *rid = NULL;
OCSP_RESPDATA *rd = NULL;
OCSP_CERTSTATUS *cst = NULL;
OCSP_REVOKEDINFO *rev = NULL;
OCSP_SINGLERESP *single = NULL;
OCSP_RESPBYTES *rb = o->responseBytes;
if (BIO_puts(bp,"OCSP Response Data:\n") <= 0) goto err;
l=ASN1_ENUMERATED_get(o->responseStatus);
if (BIO_printf(bp," OCSP Response Status: %s (0x%lx)\n",
OCSP_response_status_str(l), l) <= 0) goto err;
if (rb == NULL) return 1;
if (BIO_puts(bp," Response Type: ") <= 0)
goto err;
if(i2a_ASN1_OBJECT(bp, rb->responseType) <= 0)
goto err;
if (OBJ_obj2nid(rb->responseType) != NID_id_pkix_OCSP_basic)
{
BIO_puts(bp," (unknown response type)\n");
return 1;
}
i = ASN1_STRING_length(rb->response);
if (!(br = OCSP_response_get1_basic(o))) goto err;
rd = br->tbsResponseData;
l=ASN1_INTEGER_get(rd->version);
if (BIO_printf(bp,"\n Version: %lu (0x%lx)\n",
l+1,l) <= 0) goto err;
if (BIO_puts(bp," Responder Id: ") <= 0) goto err;
rid = rd->responderId;
switch (rid->type)
{
case V_OCSP_RESPID_NAME:
X509_NAME_print_ex(bp, rid->value.byName, 0, XN_FLAG_ONELINE);
break;
case V_OCSP_RESPID_KEY:
i2a_ASN1_STRING(bp, rid->value.byKey, V_ASN1_OCTET_STRING);
break;
}
if (BIO_printf(bp,"\n Produced At: ")<=0) goto err;
if (!ASN1_GENERALIZEDTIME_print(bp, rd->producedAt)) goto err;
if (BIO_printf(bp,"\n Responses:\n") <= 0) goto err;
for (i = 0; i < sk_OCSP_SINGLERESP_num(rd->responses); i++)
{
if (! sk_OCSP_SINGLERESP_value(rd->responses, i)) continue;
single = sk_OCSP_SINGLERESP_value(rd->responses, i);
cid = single->certId;
if(ocsp_certid_print(bp, cid, 4) <= 0) goto err;
cst = single->certStatus;
if (BIO_printf(bp," Cert Status: %s",
OCSP_cert_status_str(cst->type)) <= 0)
goto err;
if (cst->type == V_OCSP_CERTSTATUS_REVOKED)
{
rev = cst->value.revoked;
if (BIO_printf(bp, "\n Revocation Time: ") <= 0)
goto err;
if (!ASN1_GENERALIZEDTIME_print(bp,
rev->revocationTime))
goto err;
if (rev->revocationReason)
{
l=ASN1_ENUMERATED_get(rev->revocationReason);
if (BIO_printf(bp,
"\n Revocation Reason: %s (0x%lx)",
OCSP_crl_reason_str(l), l) <= 0)
goto err;
}
}
if (BIO_printf(bp,"\n This Update: ") <= 0) goto err;
if (!ASN1_GENERALIZEDTIME_print(bp, single->thisUpdate))
goto err;
if (single->nextUpdate)
{
if (BIO_printf(bp,"\n Next Update: ") <= 0)goto err;
if (!ASN1_GENERALIZEDTIME_print(bp,single->nextUpdate))
goto err;
}
if (BIO_write(bp,"\n",1) <= 0) goto err;
if (!X509V3_extensions_print(bp,
"Response Single Extensions",
single->singleExtensions, flags, 8))
goto err;
if (BIO_write(bp,"\n",1) <= 0) goto err;
}
if (!X509V3_extensions_print(bp, "Response Extensions",
rd->responseExtensions, flags, 4))
goto err;
if(X509_signature_print(bp, br->signatureAlgorithm, br->signature) <= 0)
goto err;
for (i=0; i<sk_X509_num(br->certs); i++)
{
X509_print(bp, sk_X509_value(br->certs,i));
PEM_write_bio_X509(bp,sk_X509_value(br->certs,i));
}
ret = 1;
err:
OCSP_BASICRESP_free(br);
return ret;
}
/*
* Revoke one certificate at a time
* No check performed to see if certificate already revoked.
*/
void revoke_cert(char * ca_name, char * name)
{
char filename[FIELD_SZ+5];
FILE * f ;
X509_CRL * crl ;
X509 * cert ;
ASN1_INTEGER * r_serial ;
ASN1_INTEGER * crlnum ;
X509_REVOKED * rev ;
ASN1_TIME * tm ;
identity ca ;
BIO * out ;
BIGNUM * b_crlnum ;
/* Find requested certificate by name */
sprintf(filename, "%s.crt", name);
if ((f=fopen(filename, "r"))==NULL) {
fprintf(stderr, "Cannot find: %s\n", filename);
return ;
}
cert = PEM_read_X509(f, NULL, NULL, NULL);
fclose(f);
/* Get certificate serial number */
r_serial = X509_get_serialNumber(cert);
/* Find out if if was already revoked */
/* Make a revoked object with that serial */
rev = X509_REVOKED_new();
X509_REVOKED_set_serialNumber(rev, r_serial);
X509_free(cert);
/* Set reason to unspecified */
rev->reason = ASN1_ENUMERATED_get(CRL_REASON_UNSPECIFIED);
/* Load or create new CRL */
if ((crl = load_crl(ca_name))==NULL) {
crl = X509_CRL_new();
X509_CRL_set_version(crl, 1);
/* Set CRL number */
crlnum = ASN1_INTEGER_new();
ASN1_INTEGER_set(crlnum, 1);
X509_CRL_add1_ext_i2d(crl, NID_crl_number, crlnum, 0, 0);
ASN1_INTEGER_free(crlnum);
} else {
crlnum = X509_CRL_get_ext_d2i(crl, NID_crl_number, 0, 0);
b_crlnum = ASN1_INTEGER_to_BN(crlnum, NULL);
BN_add_word(b_crlnum, 1);
BN_to_ASN1_INTEGER(b_crlnum, crlnum);
BN_free(b_crlnum);
X509_CRL_add1_ext_i2d(crl, NID_crl_number, crlnum, 0, X509V3_ADD_REPLACE_EXISTING);
ASN1_INTEGER_free(crlnum);
}
/* What time is it? */
tm = ASN1_TIME_new();
X509_gmtime_adj(tm, 0);
X509_REVOKED_set_revocationDate(rev, tm);
X509_CRL_set_lastUpdate(crl, tm);
/* Set CRL next update to a year from now */
X509_gmtime_adj(tm, 365*24*60*60);
X509_CRL_set_nextUpdate(crl, tm);
ASN1_TIME_free(tm);
/* Add revoked to CRL */
X509_CRL_add0_revoked(crl, rev);
X509_CRL_sort(crl);
/* Load root key to sign CRL */
if (load_ca(ca_name, &ca)!=0) {
fprintf(stderr, "Cannot find CA key/crt\n");
return ;
}
X509_CRL_set_issuer_name(crl, X509_get_subject_name(ca.cert));
X509_free(ca.cert);
/* Sign CRL */
X509_CRL_sign(crl, ca.key, EVP_sha256());
EVP_PKEY_free(ca.key);
/* Dump CRL */
sprintf(filename, "%s.crl", ca_name);
if ((f = fopen(filename, "wb"))==NULL) {
fprintf(stderr, "Cannot write %s: aborting\n", filename);
X509_CRL_free(crl);
return ;
}
out = BIO_new(BIO_s_file());
BIO_set_fp(out, f, BIO_NOCLOSE);
PEM_write_bio_X509_CRL(out, crl);
BIO_free_all(out);
fclose(f);
X509_CRL_free(crl);
return ;
}
