/* ocsp.c */
-/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 2000.
*/
/* ====================================================================
*/
#ifndef OPENSSL_NO_OCSP
-#include <stdio.h>
-#include <string.h>
-#define _XOPEN_SOURCE_EXTENDED 1 /* Or fd_set, select() and so on won't be
- declared properly on Compaq platforms
- (at least with DEC C).
- */
#ifdef OPENSSL_SYS_VMS
-# include <time.h>
-#else
-# include <sys/time.h>
-# include <sys/select.h>
+#define _XOPEN_SOURCE_EXTENDED /* So fd_set and friends get properly defined
+ on OpenVMS */
#endif
-#include "apps.h"
-#include <openssl/pem.h>
-#include <openssl/ocsp.h>
+
+#define USE_SOCKETS
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include "apps.h" /* needs to be included before the openssl headers! */
+#include <openssl/e_os2.h>
+#include <openssl/crypto.h>
#include <openssl/err.h>
#include <openssl/ssl.h>
+#include <openssl/evp.h>
#include <openssl/bn.h>
-
+#include <openssl/x509v3.h>
+
+#if defined(NETWARE_CLIB)
+# ifdef NETWARE_BSDSOCK
+# include <sys/socket.h>
+# include <sys/bsdskt.h>
+# else
+# include <novsock2.h>
+# endif
+#elif defined(NETWARE_LIBC)
+# ifdef NETWARE_BSDSOCK
+# include <sys/select.h>
+# else
+# include <novsock2.h>
+# endif
+#endif
+
/* Maximum leeway in validity period: default 5 minutes */
#define MAX_VALIDITY_PERIOD (5 * 60)
-static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, X509 *issuer,
+static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, const EVP_MD *cert_id_md, X509 *issuer,
STACK_OF(OCSP_CERTID) *ids);
-static int add_ocsp_serial(OCSP_REQUEST **req, char *serial, X509 *issuer,
+static int add_ocsp_serial(OCSP_REQUEST **req, char *serial, const EVP_MD * cert_id_md, X509 *issuer,
STACK_OF(OCSP_CERTID) *ids);
static int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req,
- STACK *names, STACK_OF(OCSP_CERTID) *ids,
- long nsec, long maxage);
+ STACK_OF(OPENSSL_STRING) *names,
+ STACK_OF(OCSP_CERTID) *ids, long nsec,
+ long maxage);
static int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req, CA_DB *db,
- X509 *ca, X509 *rcert, EVP_PKEY *rkey,
+ X509 *ca, X509 *rcert, EVP_PKEY *rkey, const EVP_MD *md,
STACK_OF(X509) *rother, unsigned long flags,
- int nmin, int ndays);
+ int nmin, int ndays, int badsig);
static char **lookup_serial(CA_DB *db, ASN1_INTEGER *ser);
static BIO *init_responder(char *port);
static int do_responder(OCSP_REQUEST **preq, BIO **pcbio, BIO *acbio, char *port);
static int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp);
static OCSP_RESPONSE *query_responder(BIO *err, BIO *cbio, char *path,
+ STACK_OF(CONF_VALUE) *headers,
OCSP_REQUEST *req, int req_timeout);
#undef PROG
char *rsignfile = NULL, *rkeyfile = NULL;
char *outfile = NULL;
int add_nonce = 1, noverify = 0, use_ssl = -1;
+ STACK_OF(CONF_VALUE) *headers = NULL;
OCSP_REQUEST *req = NULL;
OCSP_RESPONSE *resp = NULL;
OCSP_BASICRESP *bs = NULL;
long nsec = MAX_VALIDITY_PERIOD, maxage = -1;
char *CAfile = NULL, *CApath = NULL;
X509_STORE *store = NULL;
- SSL_CTX *ctx = NULL;
+ X509_VERIFY_PARAM *vpm = NULL;
STACK_OF(X509) *sign_other = NULL, *verify_other = NULL, *rother = NULL;
char *sign_certfile = NULL, *verify_certfile = NULL, *rcertfile = NULL;
unsigned long sign_flags = 0, verify_flags = 0, rflags = 0;
int ret = 1;
int accept_count = -1;
int badarg = 0;
+ int badsig = 0;
int i;
int ignore_err = 0;
- STACK *reqnames = NULL;
+ STACK_OF(OPENSSL_STRING) *reqnames = NULL;
STACK_OF(OCSP_CERTID) *ids = NULL;
X509 *rca_cert = NULL;
char *rca_filename = NULL;
CA_DB *rdb = NULL;
int nmin = 0, ndays = -1;
+ const EVP_MD *cert_id_md = NULL, *rsign_md = NULL;
if (bio_err == NULL) bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
SSL_load_error_strings();
OpenSSL_add_ssl_algorithms();
args = argv + 1;
- reqnames = sk_new_null();
+ reqnames = sk_OPENSSL_STRING_new_null();
ids = sk_OCSP_CERTID_new_null();
while (!badarg && *args && *args[0] == '-')
{
}
else badarg = 1;
}
+ else if (!strcmp(*args, "-header"))
+ {
+ if (args[1] && args[2])
+ {
+ if (!X509V3_add_value(args[1], args[2], &headers))
+ goto end;
+ args += 2;
+ }
+ else badarg = 1;
+ }
else if (!strcmp(*args, "-ignore_err"))
ignore_err = 1;
else if (!strcmp(*args, "-noverify"))
verify_flags |= OCSP_TRUSTOTHER;
else if (!strcmp(*args, "-no_intern"))
verify_flags |= OCSP_NOINTERN;
+ else if (!strcmp(*args, "-badsig"))
+ badsig = 1;
else if (!strcmp(*args, "-text"))
{
req_text = 1;
}
else badarg = 1;
}
+ else if (args_verify(&args, NULL, &badarg, bio_err, &vpm))
+ {
+ if (badarg)
+ goto end;
+ continue;
+ }
else if (!strcmp (*args, "-validity_period"))
{
if (args[1])
cert = load_cert(bio_err, *args, FORMAT_PEM,
NULL, e, "certificate");
if(!cert) goto end;
- if(!add_ocsp_cert(&req, cert, issuer, ids))
+ if (!cert_id_md) cert_id_md = EVP_sha1();
+ if(!add_ocsp_cert(&req, cert, cert_id_md, issuer, ids))
goto end;
- if(!sk_push(reqnames, *args))
+ if(!sk_OPENSSL_STRING_push(reqnames, *args))
goto end;
}
else badarg = 1;
if (args[1])
{
args++;
- if(!add_ocsp_serial(&req, *args, issuer, ids))
+ if (!cert_id_md) cert_id_md = EVP_sha1();
+ if(!add_ocsp_serial(&req, *args, cert_id_md, issuer, ids))
goto end;
- if(!sk_push(reqnames, *args))
+ if(!sk_OPENSSL_STRING_push(reqnames, *args))
goto end;
}
else badarg = 1;
}
else badarg = 1;
}
- else badarg = 1;
+ else if (!strcmp(*args, "-rmd"))
+ {
+ if (args[1])
+ {
+ args++;
+ rsign_md = EVP_get_digestbyname(*args);
+ if (!rsign_md)
+ badarg = 1;
+ }
+ else badarg = 1;
+ }
+ else if ((cert_id_md = EVP_get_digestbyname((*args)+1))==NULL)
+ {
+ badarg = 1;
+ }
args++;
}
BIO_printf (bio_err, "-ndays n number of days before next update\n");
BIO_printf (bio_err, "-resp_key_id identify reponse by signing certificate key ID\n");
BIO_printf (bio_err, "-nrequest n number of requests to accept (default unlimited)\n");
+ BIO_printf (bio_err, "-<dgst alg> use specified digest in the request\n");
goto end;
}
if (!req && reqin)
{
- derbio = BIO_new_file(reqin, "rb");
+ if (!strcmp(reqin, "-"))
+ derbio = BIO_new_fp(stdin, BIO_NOCLOSE);
+ else
+ derbio = BIO_new_file(reqin, "rb");
if (!derbio)
{
BIO_printf(bio_err, "Error Opening OCSP request file\n");
"signer private key");
if (!key)
goto end;
- if (!OCSP_request_sign(req, signer, key, EVP_sha1(), sign_other, sign_flags))
+
+ if (!OCSP_request_sign(req, signer, key, NULL, sign_other, sign_flags))
{
BIO_printf(bio_err, "Error signing OCSP request\n");
goto end;
if (reqout)
{
- derbio = BIO_new_file(reqout, "wb");
+ if (!strcmp(reqout, "-"))
+ derbio = BIO_new_fp(stdout, BIO_NOCLOSE);
+ else
+ derbio = BIO_new_file(reqout, "wb");
if(!derbio)
{
BIO_printf(bio_err, "Error opening file %s\n", reqout);
if (rdb)
{
- i = make_ocsp_response(&resp, req, rdb, rca_cert, rsigner, rkey, rother, rflags, nmin, ndays);
+ i = make_ocsp_response(&resp, req, rdb, rca_cert, rsigner, rkey,rsign_md, rother, rflags, nmin, ndays, badsig);
if (cbio)
send_ocsp_response(cbio, resp);
}
else if (host)
{
#ifndef OPENSSL_NO_SOCK
- cbio = BIO_new_connect(host);
+ resp = process_responder(bio_err, req, host, path,
+ port, use_ssl, headers, req_timeout);
+ if (!resp)
+ goto end;
#else
BIO_printf(bio_err, "Error creating connect BIO - sockets not supported.\n");
goto end;
#endif
- if (!cbio)
- {
- BIO_printf(bio_err, "Error creating connect BIO\n");
- goto end;
- }
- if (port) BIO_set_conn_port(cbio, port);
- if (use_ssl == 1)
- {
- BIO *sbio;
-#if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
- ctx = SSL_CTX_new(SSLv23_client_method());
-#elif !defined(OPENSSL_NO_SSL3)
- ctx = SSL_CTX_new(SSLv3_client_method());
-#elif !defined(OPENSSL_NO_SSL2)
- ctx = SSL_CTX_new(SSLv2_client_method());
-#else
- BIO_printf(bio_err, "SSL is disabled\n");
- goto end;
-#endif
- if (ctx == NULL)
- {
- BIO_printf(bio_err, "Error creating SSL context.\n");
- goto end;
- }
- SSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY);
- sbio = BIO_new_ssl(ctx, 1);
- cbio = BIO_push(sbio, cbio);
- }
-
- resp = query_responder(bio_err, cbio, path, req, req_timeout);
- BIO_free_all(cbio);
- cbio = NULL;
- if (!resp)
- {
- BIO_printf(bio_err, "Error querying OCSP responsder\n");
- goto end;
- }
}
else if (respin)
{
- derbio = BIO_new_file(respin, "rb");
+ if (!strcmp(respin, "-"))
+ derbio = BIO_new_fp(stdin, BIO_NOCLOSE);
+ else
+ derbio = BIO_new_file(respin, "rb");
if (!derbio)
{
BIO_printf(bio_err, "Error Opening OCSP response file\n");
if (respout)
{
- derbio = BIO_new_file(respout, "wb");
+ if (!strcmp(respout, "-"))
+ derbio = BIO_new_fp(stdout, BIO_NOCLOSE);
+ else
+ derbio = BIO_new_file(respout, "wb");
if(!derbio)
{
BIO_printf(bio_err, "Error opening file %s\n", respout);
resp = NULL;
goto redo_accept;
}
+ ret = 0;
+ goto end;
+ }
+ else if (ridx_filename)
+ {
+ ret = 0;
goto end;
}
store = setup_verify(bio_err, CAfile, CApath);
if (!store)
goto end;
+ if (vpm)
+ X509_STORE_set1_param(store, vpm);
if (verify_certfile)
{
verify_other = load_certs(bio_err, verify_certfile, FORMAT_PEM,
goto end;
}
+ ret = 0;
+
if (!noverify)
{
if (req && ((i = OCSP_check_nonce(req, bs)) <= 0))
else
{
BIO_printf(bio_err, "Nonce Verify error\n");
+ ret = 1;
goto end;
}
}
i = OCSP_basic_verify(bs, verify_other, store, verify_flags);
- if (i < 0) i = OCSP_basic_verify(bs, NULL, store, 0);
-
if(i <= 0)
{
BIO_printf(bio_err, "Response Verify Failure\n");
ERR_print_errors(bio_err);
+ ret = 1;
}
else
BIO_printf(bio_err, "Response verify OK\n");
}
if (!print_ocsp_summary(out, bs, req, reqnames, ids, nsec, maxage))
- goto end;
-
- ret = 0;
+ ret = 1;
end:
ERR_print_errors(bio_err);
X509_free(signer);
X509_STORE_free(store);
+ if (vpm)
+ X509_VERIFY_PARAM_free(vpm);
EVP_PKEY_free(key);
EVP_PKEY_free(rkey);
X509_free(issuer);
OCSP_REQUEST_free(req);
OCSP_RESPONSE_free(resp);
OCSP_BASICRESP_free(bs);
- sk_free(reqnames);
+ sk_OPENSSL_STRING_free(reqnames);
sk_OCSP_CERTID_free(ids);
sk_X509_pop_free(sign_other, X509_free);
sk_X509_pop_free(verify_other, X509_free);
+ sk_CONF_VALUE_pop_free(headers, X509V3_conf_free);
if (use_ssl != -1)
{
OPENSSL_free(host);
OPENSSL_free(port);
OPENSSL_free(path);
- SSL_CTX_free(ctx);
}
OPENSSL_EXIT(ret);
}
-static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, X509 *issuer,
+static int add_ocsp_cert(OCSP_REQUEST **req, X509 *cert, const EVP_MD *cert_id_md,X509 *issuer,
STACK_OF(OCSP_CERTID) *ids)
{
OCSP_CERTID *id;
}
if(!*req) *req = OCSP_REQUEST_new();
if(!*req) goto err;
- id = OCSP_cert_to_id(NULL, cert, issuer);
+ id = OCSP_cert_to_id(cert_id_md, cert, issuer);
if(!id || !sk_OCSP_CERTID_push(ids, id)) goto err;
if(!OCSP_request_add0_id(*req, id)) goto err;
return 1;
return 0;
}
-static int add_ocsp_serial(OCSP_REQUEST **req, char *serial, X509 *issuer,
+static int add_ocsp_serial(OCSP_REQUEST **req, char *serial,const EVP_MD *cert_id_md, X509 *issuer,
STACK_OF(OCSP_CERTID) *ids)
{
OCSP_CERTID *id;
BIO_printf(bio_err, "Error converting serial number %s\n", serial);
return 0;
}
- id = OCSP_cert_id_new(EVP_sha1(), iname, ikey, sno);
+ id = OCSP_cert_id_new(cert_id_md, iname, ikey, sno);
ASN1_INTEGER_free(sno);
if(!id || !sk_OCSP_CERTID_push(ids, id)) goto err;
if(!OCSP_request_add0_id(*req, id)) goto err;
}
static int print_ocsp_summary(BIO *out, OCSP_BASICRESP *bs, OCSP_REQUEST *req,
- STACK *names, STACK_OF(OCSP_CERTID) *ids,
- long nsec, long maxage)
+ STACK_OF(OPENSSL_STRING) *names,
+ STACK_OF(OCSP_CERTID) *ids, long nsec,
+ long maxage)
{
OCSP_CERTID *id;
char *name;
ASN1_GENERALIZEDTIME *rev, *thisupd, *nextupd;
- if (!bs || !req || !sk_num(names) || !sk_OCSP_CERTID_num(ids))
+ if (!bs || !req || !sk_OPENSSL_STRING_num(names) || !sk_OCSP_CERTID_num(ids))
return 1;
for (i = 0; i < sk_OCSP_CERTID_num(ids); i++)
{
id = sk_OCSP_CERTID_value(ids, i);
- name = sk_value(names, i);
+ name = sk_OPENSSL_STRING_value(names, i);
BIO_printf(out, "%s: ", name);
if(!OCSP_resp_find_status(bs, id, &status, &reason,
static int make_ocsp_response(OCSP_RESPONSE **resp, OCSP_REQUEST *req, CA_DB *db,
- X509 *ca, X509 *rcert, EVP_PKEY *rkey,
+ X509 *ca, X509 *rcert,
+ EVP_PKEY *rkey, const EVP_MD *rmd,
STACK_OF(X509) *rother, unsigned long flags,
- int nmin, int ndays)
+ int nmin, int ndays, int badsig)
{
ASN1_TIME *thisupd = NULL, *nextupd = NULL;
OCSP_CERTID *cid, *ca_id = NULL;
OCSP_BASICRESP *bs = NULL;
int i, id_count, ret = 1;
-
id_count = OCSP_request_onereq_count(req);
if (id_count <= 0)
goto end;
}
- ca_id = OCSP_cert_to_id(EVP_sha1(), NULL, ca);
bs = OCSP_BASICRESP_new();
thisupd = X509_gmtime_adj(NULL, 0);
OCSP_ONEREQ *one;
ASN1_INTEGER *serial;
char **inf;
+ ASN1_OBJECT *cert_id_md_oid;
+ const EVP_MD *cert_id_md;
one = OCSP_request_onereq_get0(req, i);
cid = OCSP_onereq_get0_id(one);
+
+ OCSP_id_get0_info(NULL,&cert_id_md_oid, NULL,NULL, cid);
+
+ cert_id_md = EVP_get_digestbyobj(cert_id_md_oid);
+ if (! cert_id_md)
+ {
+ *resp = OCSP_response_create(OCSP_RESPONSE_STATUS_INTERNALERROR,
+ NULL);
+ goto end;
+ }
+ if (ca_id) OCSP_CERTID_free(ca_id);
+ ca_id = OCSP_cert_to_id(cert_id_md, NULL, ca);
+
/* Is this request about our CA? */
if (OCSP_id_issuer_cmp(ca_id, cid))
{
}
OCSP_copy_nonce(bs, req);
-
- OCSP_basic_sign(bs, rcert, rkey, EVP_sha1(), rother, flags);
+
+ OCSP_basic_sign(bs, rcert, rkey, rmd, rother, flags);
+
+ if (badsig)
+ bs->signature->data[bs->signature->length -1] ^= 0x1;
*resp = OCSP_response_create(OCSP_RESPONSE_STATUS_SUCCESSFUL, bs);
char *itmp, *row[DB_NUMBER],**rrow;
for (i = 0; i < DB_NUMBER; i++) row[i] = NULL;
bn = ASN1_INTEGER_to_BN(ser,NULL);
+ OPENSSL_assert(bn); /* FIXME: should report an error at this point and abort */
if (BN_is_zero(bn))
itmp = BUF_strdup("00");
else
return 0;
BIO_printf(cbio, http_resp, i2d_OCSP_RESPONSE(resp, NULL));
i2d_OCSP_RESPONSE_bio(cbio, resp);
- BIO_flush(cbio);
+ (void)BIO_flush(cbio);
return 1;
}
static OCSP_RESPONSE *query_responder(BIO *err, BIO *cbio, char *path,
+ STACK_OF(CONF_VALUE) *headers,
OCSP_REQUEST *req, int req_timeout)
{
int fd;
int rv;
+ int i;
OCSP_REQ_CTX *ctx = NULL;
OCSP_RESPONSE *rsp = NULL;
fd_set confds;
return NULL;
}
- if (req_timeout == -1)
- return OCSP_sendreq_bio(cbio, path, req);
-
if (BIO_get_fd(cbio, &fd) <= 0)
{
BIO_puts(err, "Can't get connection fd\n");
goto err;
}
- if (rv <= 0)
+ if (req_timeout != -1 && rv <= 0)
{
FD_ZERO(&confds);
openssl_fdset(fd, &confds);
}
- ctx = OCSP_sendreq_new(cbio, path, req, -1);
+ ctx = OCSP_sendreq_new(cbio, path, NULL, -1);
if (!ctx)
return NULL;
+
+ for (i = 0; i < sk_CONF_VALUE_num(headers); i++)
+ {
+ CONF_VALUE *hdr = sk_CONF_VALUE_value(headers, i);
+ if (!OCSP_REQ_CTX_add1_header(ctx, hdr->name, hdr->value))
+ goto err;
+ }
+
+ if (!OCSP_REQ_CTX_set1_req(ctx, req))
+ goto err;
for (;;)
{
rv = OCSP_sendreq_nbio(&rsp, ctx);
if (rv != -1)
break;
+ if (req_timeout == -1)
+ continue;
FD_ZERO(&confds);
openssl_fdset(fd, &confds);
tv.tv_usec = 0;
BIO_puts(err, "Select error\n");
break;
}
-
+
}
err:
-
- OCSP_REQ_CTX_free(ctx);
+ if (ctx)
+ OCSP_REQ_CTX_free(ctx);
return rsp;
}
+OCSP_RESPONSE *process_responder(BIO *err, OCSP_REQUEST *req,
+ char *host, char *path, char *port, int use_ssl,
+ STACK_OF(CONF_VALUE) *headers,
+ int req_timeout)
+ {
+ BIO *cbio = NULL;
+ SSL_CTX *ctx = NULL;
+ OCSP_RESPONSE *resp = NULL;
+ cbio = BIO_new_connect(host);
+ if (!cbio)
+ {
+ BIO_printf(err, "Error creating connect BIO\n");
+ goto end;
+ }
+ if (port) BIO_set_conn_port(cbio, port);
+ if (use_ssl == 1)
+ {
+ BIO *sbio;
+#if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
+ ctx = SSL_CTX_new(SSLv23_client_method());
+#elif !defined(OPENSSL_NO_SSL3)
+ ctx = SSL_CTX_new(SSLv3_client_method());
+#elif !defined(OPENSSL_NO_SSL2)
+ ctx = SSL_CTX_new(SSLv2_client_method());
+#else
+ BIO_printf(err, "SSL is disabled\n");
+ goto end;
+#endif
+ if (ctx == NULL)
+ {
+ BIO_printf(err, "Error creating SSL context.\n");
+ goto end;
+ }
+ SSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY);
+ sbio = BIO_new_ssl(ctx, 1);
+ cbio = BIO_push(sbio, cbio);
+ }
+ resp = query_responder(err, cbio, path, headers, req, req_timeout);
+ if (!resp)
+ BIO_printf(bio_err, "Error querying OCSP responsder\n");
+ end:
+ if (cbio)
+ BIO_free_all(cbio);
+ if (ctx)
+ SSL_CTX_free(ctx);
+ return resp;
+ }
+
#endif