diff options
-rw-r--r-- | CHANGES | 7 | ||||
-rw-r--r-- | apps/apps.h | 15 | ||||
-rw-r--r-- | apps/ocsp.c | 210 | ||||
-rw-r--r-- | apps/s_client.c | 48 | ||||
-rw-r--r-- | apps/s_server.c | 182 | ||||
-rw-r--r-- | apps/x509.c | 11 | ||||
-rw-r--r-- | crypto/asn1/x_exten.c | 5 | ||||
-rw-r--r-- | crypto/ocsp/ocsp.h | 17 | ||||
-rw-r--r-- | crypto/ocsp/ocsp_err.c | 3 | ||||
-rw-r--r-- | crypto/ocsp/ocsp_ht.c | 468 | ||||
-rw-r--r-- | crypto/ossl_typ.h | 4 | ||||
-rw-r--r-- | crypto/stack/safestack.h | 22 | ||||
-rw-r--r-- | crypto/x509/x509.h | 3 | ||||
-rw-r--r-- | crypto/x509v3/v3_utl.c | 24 | ||||
-rw-r--r-- | crypto/x509v3/x509v3.h | 1 | ||||
-rw-r--r-- | ssl/s23_clnt.c | 2 | ||||
-rw-r--r-- | ssl/s3_clnt.c | 94 | ||||
-rw-r--r-- | ssl/s3_lib.c | 49 | ||||
-rw-r--r-- | ssl/s3_srvr.c | 56 | ||||
-rw-r--r-- | ssl/ssl.h | 31 | ||||
-rw-r--r-- | ssl/ssl3.h | 5 | ||||
-rw-r--r-- | ssl/ssl_err.c | 3 | ||||
-rw-r--r-- | ssl/ssl_lib.c | 17 | ||||
-rw-r--r-- | ssl/ssl_locl.h | 2 | ||||
-rw-r--r-- | ssl/t1_lib.c | 232 | ||||
-rw-r--r-- | ssl/tls1.h | 36 | ||||
-rwxr-xr-x | util/libeay.num | 8 |
27 files changed, 1408 insertions, 147 deletions
@@ -4,7 +4,12 @@ Changes between 0.9.8f and 0.9.8g [xx XXX xxxx] - *) + *) Implement certificate status request TLS extension defined in RFC3546. + A client can set the appropriate parameters and receive the encoded + OCSP response via a callback. A server can query the supplied parameters + and set the encoded OCSP response in the callback. Add simplified examples + to s_client and s_server. + [Steve Henson] Changes between 0.9.8e and 0.9.8f [11 Oct 2007] diff --git a/apps/apps.h b/apps/apps.h index 26dcbc5771..0df170813a 100644 --- a/apps/apps.h +++ b/apps/apps.h @@ -122,6 +122,9 @@ #ifndef OPENSSL_NO_ENGINE #include <openssl/engine.h> #endif +#ifndef OPENSSL_NO_OCSP +#include <openssl/ocsp.h> +#endif #include <openssl/ossl_typ.h> int app_RAND_load_file(const char *file, BIO *bio_e, int dont_warn); @@ -228,6 +231,12 @@ extern BIO *bio_err; # endif #endif +#ifdef OPENSSL_SYSNAME_WIN32 +# define openssl_fdset(a,b) FD_SET((unsigned int)a, b) +#else +# define openssl_fdset(a,b) FD_SET(a, b) +#endif + typedef struct args_st { char **data; @@ -275,6 +284,12 @@ X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath); ENGINE *setup_engine(BIO *err, const char *engine, int debug); #endif +#ifndef OPENSSL_NO_OCSP +OCSP_RESPONSE *process_responder(BIO *err, OCSP_REQUEST *req, + char *host, char *path, char *port, int use_ssl, + int req_timeout); +#endif + int load_config(BIO *err, CONF *cnf); char *make_config_name(void); diff --git a/apps/ocsp.c b/apps/ocsp.c index 3dc36c4bdc..df0339b743 100644 --- a/apps/ocsp.c +++ b/apps/ocsp.c @@ -58,13 +58,14 @@ #ifndef OPENSSL_NO_OCSP #include <stdio.h> +#include <stdlib.h> #include <string.h> -#include "apps.h" -#include <openssl/pem.h> +#include <openssl/e_os2.h> +#include <openssl/bio.h> #include <openssl/ocsp.h> -#include <openssl/err.h> +#include <openssl/txt_db.h> #include <openssl/ssl.h> -#include <openssl/bn.h> +#include "apps.h" /* Maximum leeway in validity period: default 5 minutes */ #define MAX_VALIDITY_PERIOD (5 * 60) @@ -86,6 +87,8 @@ 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, + OCSP_REQUEST *req, int req_timeout); #undef PROG #define PROG ocsp_main @@ -112,11 +115,11 @@ int MAIN(int argc, char **argv) BIO *acbio = NULL, *cbio = NULL; BIO *derbio = NULL; BIO *out = NULL; + int req_timeout = -1; int req_text = 0, resp_text = 0; long nsec = MAX_VALIDITY_PERIOD, maxage = -1; char *CAfile = NULL, *CApath = NULL; X509_STORE *store = NULL; - SSL_CTX *ctx = 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; @@ -154,6 +157,22 @@ int MAIN(int argc, char **argv) } else badarg = 1; } + else if (!strcmp(*args, "-timeout")) + { + if (args[1]) + { + args++; + req_timeout = atol(*args); + if (req_timeout < 0) + { + BIO_printf(bio_err, + "Illegal timeout value %s\n", + *args); + badarg = 1; + } + } + else badarg = 1; + } else if (!strcmp(*args, "-url")) { if (args[1]) @@ -703,52 +722,14 @@ int MAIN(int argc, char **argv) else if (host) { #ifndef OPENSSL_NO_SOCK - cbio = BIO_new_connect(host); + resp = process_responder(bio_err, req, host, path, + port, use_ssl, 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); - } - if (BIO_do_connect(cbio) <= 0) - { - BIO_printf(bio_err, "Error connecting BIO\n"); - goto end; - } - resp = OCSP_sendreq_bio(cbio, path, req); - BIO_free_all(cbio); - cbio = NULL; - if (!resp) - { - BIO_printf(bio_err, "Error querying OCSP responsder\n"); - goto end; - } } else if (respin) { @@ -897,7 +878,6 @@ end: OPENSSL_free(host); OPENSSL_free(port); OPENSSL_free(path); - SSL_CTX_free(ctx); } OPENSSL_EXIT(ret); @@ -1121,6 +1101,7 @@ static char **lookup_serial(CA_DB *db, ASN1_INTEGER *ser) 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 @@ -1231,4 +1212,137 @@ static int send_ocsp_response(BIO *cbio, OCSP_RESPONSE *resp) return 1; } +static OCSP_RESPONSE *query_responder(BIO *err, BIO *cbio, char *path, + OCSP_REQUEST *req, int req_timeout) + { + int fd; + int rv; + OCSP_REQ_CTX *ctx = NULL; + OCSP_RESPONSE *rsp = NULL; + fd_set confds; + struct timeval tv; + + if (req_timeout != -1) + BIO_set_nbio(cbio, 1); + + rv = BIO_do_connect(cbio); + + if ((rv <= 0) && ((req_timeout == -1) || !BIO_should_retry(cbio))) + { + BIO_puts(err, "Error connecting BIO\n"); + 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) + { + FD_ZERO(&confds); + openssl_fdset(fd, &confds); + tv.tv_usec = 0; + tv.tv_sec = req_timeout; + rv = select(fd + 1, NULL, (void *)&confds, NULL, &tv); + if (rv == 0) + { + BIO_puts(err, "Timeout on connect\n"); + return NULL; + } + } + + + ctx = OCSP_sendreq_new(cbio, path, req, -1); + if (!ctx) + return NULL; + + for (;;) + { + rv = OCSP_sendreq_nbio(&rsp, ctx); + if (rv != -1) + break; + FD_ZERO(&confds); + openssl_fdset(fd, &confds); + tv.tv_usec = 0; + tv.tv_sec = req_timeout; + if (BIO_should_read(cbio)) + rv = select(fd + 1, (void *)&confds, NULL, NULL, &tv); + else if (BIO_should_write(cbio)) + rv = select(fd + 1, NULL, (void *)&confds, NULL, &tv); + else + { + BIO_puts(err, "Unexpected retry condition\n"); + goto err; + } + if (rv == 0) + { + BIO_puts(err, "Timeout on request\n"); + break; + } + if (rv == -1) + { + BIO_puts(err, "Select error\n"); + break; + } + + } + err: + 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, + 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, req, req_timeout); + if (!resp) + BIO_printf(bio_err, "Error querying OCSP responsder\n"); + end: + if (ctx) + SSL_CTX_free(ctx); + if (cbio) + BIO_free_all(cbio); + return resp; + } + #endif diff --git a/apps/s_client.c b/apps/s_client.c index d240fe2a98..f444d27a9f 100644 --- a/apps/s_client.c +++ b/apps/s_client.c @@ -134,6 +134,7 @@ typedef unsigned int u_int; #include <openssl/err.h> #include <openssl/pem.h> #include <openssl/rand.h> +#include <openssl/ocsp.h> #include "s_apps.h" #include "timeouts.h" @@ -173,12 +174,14 @@ static int c_Pause=0; static int c_debug=0; #ifndef OPENSSL_NO_TLSEXT static int c_tlsextdebug=0; +static int c_status_req=0; #endif static int c_msg=0; static int c_showcerts=0; static void sc_usage(void); static void print_stuff(BIO *berr,SSL *con,int full); +static int ocsp_resp_cb(SSL *s, void *arg); static BIO *bio_c_out=NULL; static int c_quiet=0; static int c_ign_eof=0; @@ -239,6 +242,7 @@ static void sc_usage(void) #ifndef OPENSSL_NO_TLSEXT BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n"); BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n"); + BIO_printf(bio_err," -status - request certificate status from server\n"); BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n"); #endif } @@ -435,6 +439,8 @@ int MAIN(int argc, char **argv) #ifndef OPENSSL_NO_TLSEXT else if (strcmp(*argv,"-tlsextdebug") == 0) c_tlsextdebug=1; + else if (strcmp(*argv,"-status") == 0) + c_status_req=1; #endif #ifdef WATT32 else if (strcmp(*argv,"-wdebug") == 0) @@ -826,6 +832,23 @@ re_start: SSL_set_tlsext_debug_callback(con, tlsext_cb); SSL_set_tlsext_debug_arg(con, bio_c_out); } + if (c_status_req) + { + SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp); + SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb); + SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out); +#if 0 +{ +STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null(); +OCSP_RESPID *id = OCSP_RESPID_new(); +id->value.byKey = ASN1_OCTET_STRING_new(); +id->type = V_OCSP_RESPID_KEY; +ASN1_STRING_set(id->value.byKey, "Hello World", -1); +sk_OCSP_RESPID_push(ids, id); +SSL_set_tlsext_status_ids(con, ids); +} +#endif + } #endif SSL_set_bio(con,sbio,sbio); @@ -1430,3 +1453,28 @@ static void print_stuff(BIO *bio, SSL *s, int full) (void)BIO_flush(bio); } +static int ocsp_resp_cb(SSL *s, void *arg) + { + const unsigned char *p; + int len; + OCSP_RESPONSE *rsp; + len = SSL_get_tlsext_status_ocsp_resp(s, &p); + BIO_puts(arg, "OCSP response: "); + if (!p) + { + BIO_puts(arg, "no response sent\n"); + return 1; + } + rsp = d2i_OCSP_RESPONSE(NULL, &p, len); + if (!rsp) + { + BIO_puts(arg, "response parse error\n"); + BIO_dump_indent(arg, (char *)p, len, 4); + return 0; + } + BIO_puts(arg, "\n======================================\n"); + OCSP_RESPONSE_print(arg, rsp, 0); + BIO_puts(arg, "======================================\n"); + OCSP_RESPONSE_free(rsp); + return 1; + } diff --git a/apps/s_server.c b/apps/s_server.c index 7c5775f81c..2b4e256c1a 100644 --- a/apps/s_server.c +++ b/apps/s_server.c @@ -153,6 +153,7 @@ typedef unsigned int u_int; #include <openssl/x509.h> #include <openssl/ssl.h> #include <openssl/rand.h> +#include <openssl/ocsp.h> #ifndef OPENSSL_NO_DH #include <openssl/dh.h> #endif @@ -269,6 +270,8 @@ static BIO *bio_s_out=NULL; static int s_debug=0; #ifndef OPENSSL_NO_TLSEXT static int s_tlsextdebug=0; +static int s_tlsextstatus=0; +static int cert_status_cb(SSL *s, void *arg); #endif static int s_msg=0; static int s_quiet=0; @@ -585,6 +588,152 @@ static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg) } return SSL_TLSEXT_ERR_OK; } + +/* Structure passed to cert status callback */ + +typedef struct tlsextstatusctx_st { + /* Default responder to use */ + char *host, *path, *port; + int use_ssl; + int timeout; + BIO *err; + int verbose; +} tlsextstatusctx; + +static tlsextstatusctx tlscstatp = {NULL, NULL, NULL, 0, -1, NULL, 0}; + +/* Certificate Status callback. This is called when a client includes a + * certificate status request extension. + * + * This is a simplified version. It examines certificates each time and + * makes one OCSP responder query for each request. + * + * A full version would store details such as the OCSP certificate IDs and + * minimise the number of OCSP responses by caching them until they were + * considered "expired". + */ + +static int cert_status_cb(SSL *s, void *arg) + { + tlsextstatusctx *srctx = arg; + BIO *err = srctx->err; + char *host, *port, *path; + int use_ssl; + unsigned char *rspder = NULL; + int rspderlen; + STACK *aia = NULL; + X509 *x = NULL; + X509_STORE_CTX inctx; + X509_OBJECT obj; + OCSP_REQUEST *req = NULL; + OCSP_RESPONSE *resp = NULL; + OCSP_CERTID *id = NULL; + STACK_OF(X509_EXTENSION) *exts; + int ret = SSL_TLSEXT_ERR_NOACK; + int i; +#if 0 +STACK_OF(OCSP_RESPID) *ids; +SSL_get_tlsext_status_ids(s, &ids); +BIO_printf(err, "cert_status: received %d ids\n", sk_OCSP_RESPID_num(ids)); +#endif + if (srctx->verbose) + BIO_puts(err, "cert_status: callback called\n"); + /* Build up OCSP query from server certificate */ + x = SSL_get_certificate(s); + aia = X509_get1_ocsp(x); + if (aia) + { + if (!OCSP_parse_url(sk_value(aia, 0), + &host, &port, &path, &use_ssl)) + { + BIO_puts(err, "cert_status: can't parse AIA URL\n"); + goto err; + } + if (srctx->verbose) + BIO_printf(err, "cert_status: AIA URL: %s\n", + sk_value(aia, 0)); + } + else + { + if (!srctx->host) + { + BIO_puts(srctx->err, "cert_status: no AIA and no default responder URL\n"); + goto done; + } + host = srctx->host; + path = srctx->path; + port = srctx->port; + use_ssl = srctx->use_ssl; + } + + if (!X509_STORE_CTX_init(&inctx, + SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)), + NULL, NULL)) + goto err; + if (X509_STORE_get_by_subject(&inctx,X509_LU_X509, + X509_get_issuer_name(x),&obj) <= 0) + { + BIO_puts(err, "cert_status: Can't retrieve issuer certificate.\n"); + X509_STORE_CTX_cleanup(&inctx); + goto done; + } + req = OCSP_REQUEST_new(); + if (!req) + goto err; + id = OCSP_cert_to_id(NULL, x, obj.data.x509); + X509_free(obj.data.x509); + X509_STORE_CTX_cleanup(&inctx); + if (!id) + goto err; + if (!OCSP_request_add0_id(req, id)) + goto err; + id = NULL; + /* Add any extensions to the request */ + SSL_get_tlsext_status_exts(s, &exts); + for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) + { + X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i); + if (!OCSP_REQUEST_add_ext(req, ext, -1)) + goto err; + } + resp = process_responder(err, req, host, path, port, use_ssl, + srctx->timeout); + if (!resp) + { + BIO_puts(err, "cert_status: error querying responder\n"); + goto done; + } + rspderlen = i2d_OCSP_RESPONSE(resp, &rspder); + if (rspderlen <= 0) + goto err; + SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen); + if (srctx->verbose) + { + BIO_puts(err, "cert_status: ocsp response sent:\n"); + OCSP_RESPONSE_print(err, resp, 2); + } + ret = SSL_TLSEXT_ERR_OK; + done: + if (ret != SSL_TLSEXT_ERR_OK) + ERR_print_errors(err); + if (aia) + { + OPENSSL_free(host); + OPENSSL_free(path); + OPENSSL_free(port); + X509_email_free(aia); + } + if (id) + OCSP_CERTID_free(id); + if (req) + OCSP_REQUEST_free(req); + if (resp) + OCSP_RESPONSE_free(resp); + return ret; + err: + ret = SSL_TLSEXT_ERR_ALERT_FATAL; + goto done; + } #endif int MAIN(int, char **); @@ -792,6 +941,33 @@ int MAIN(int argc, char *argv[]) #ifndef OPENSSL_NO_TLSEXT else if (strcmp(*argv,"-tlsextdebug") == 0) s_tlsextdebug=1; + else if (strcmp(*argv,"-status") == 0) + s_tlsextstatus=1; + else if (strcmp(*argv,"-status_verbose") == 0) + { + s_tlsextstatus=1; + tlscstatp.verbose = 1; + } + else if (!strcmp(*argv, "-status_timeout")) + { + s_tlsextstatus=1; + if (--argc < 1) goto bad; + tlscstatp.timeout = atoi(*(++argv)); + } + else if (!strcmp(*argv, "-status_url")) + { + s_tlsextstatus=1; + if (--argc < 1) goto bad; + if (!OCSP_parse_url(*(++argv), + &tlscstatp.host, + &tlscstatp.port, + &tlscstatp.path, + &tlscstatp.use_ssl)) + { + BIO_printf(bio_err, "Error parsing URL\n"); + goto bad; + } + } #endif else if (strcmp(*argv,"-msg") == 0) { s_msg=1; } @@ -1430,6 +1606,12 @@ static int sv_body(char *hostname, int s, unsigned char *context) SSL_set_tlsext_debug_callback(con, tlsext_cb); SSL_set_tlsext_debug_arg(con, bio_s_out); } + if (s_tlsextstatus) + { + SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb); + tlscstatp.err = bio_err; + SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp); + } #endif #ifndef OPENSSL_NO_KRB5 if ((con->kssl_ctx = kssl_ctx_new()) != NULL) diff --git a/apps/x509.c b/apps/x509.c index 5f61eb5c46..f6938356f8 100644 --- a/apps/x509.c +++ b/apps/x509.c @@ -114,6 +114,7 @@ static const char *x509_usage[]={ " -alias - output certificate alias\n", " -noout - no certificate output\n", " -ocspid - print OCSP hash values for the subject name and public key\n", +" -ocspurl - print OCSP Responder URL(s)\n", " -trustout - output a \"trusted\" certificate\n", " -clrtrust - clear all trusted purposes\n", " -clrreject - clear all rejected purposes\n", @@ -179,6 +180,7 @@ int MAIN(int argc, char **argv) int next_serial=0; int 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; int trustout=0,clrtrust=0,clrreject=0,aliasout=0,clrext=0; int C=0; int x509req=0,days=DEF_DAYS,modulus=0,pubkey=0; @@ -378,6 +380,8 @@ int MAIN(int argc, char **argv) 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) @@ -731,11 +735,14 @@ bad: ASN1_INTEGER_free(ser); BIO_puts(out, "\n"); } - else if (email == i) + else if ((email == i) || (ocsp_uri == i)) { int j; STACK *emlst; - emlst = X509_get1_email(x); + if (email == i) + emlst = X509_get1_email(x); + else + emlst = X509_get1_ocsp(x); for (j = 0; j < sk_num(emlst); j++) BIO_printf(STDout, "%s\n", sk_value(emlst, j)); X509_email_free(emlst); diff --git a/crypto/asn1/x_exten.c b/crypto/asn1/x_exten.c index 702421b6c8..1732e66712 100644 --- a/crypto/asn1/x_exten.c +++ b/crypto/asn1/x_exten.c @@ -67,5 +67,10 @@ ASN1_SEQUENCE(X509_EXTENSION) = { ASN1_SIMPLE(X509_EXTENSION, value, ASN1_OCTET_STRING) } ASN1_SEQUENCE_END(X509_EXTENSION) +ASN1_ITEM_TEMPLATE(X509_EXTENSIONS) = + ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, Extension, X509_EXTENSION) +ASN1_ITEM_TEMPLATE_END(X509_EXTENSIONS) + IMPLEMENT_ASN1_FUNCTIONS(X509_EXTENSION) +IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(X509_EXTENSIONS, X509_EXTENSIONS, X509_EXTENSIONS) IMPLEMENT_ASN1_DUP_FUNCTION(X509_EXTENSION) diff --git a/crypto/ocsp/ocsp.h b/crypto/ocsp/ocsp.h index 8163411c92..a0577a717e 100644 --- a/crypto/ocsp/ocsp.h +++ b/crypto/ocsp/ocsp.h @@ -186,11 +186,11 @@ typedef struct ocsp_resp_bytes_st * responseStatus OCSPResponseStatus, * responseBytes [0] EXPLICIT ResponseBytes OPTIONAL } */ -typedef struct ocsp_response_st +struct ocsp_response_st { ASN1_ENUMERATED *responseStatus; OCSP_RESPBYTES *responseBytes; - } OCSP_RESPONSE; + }; /* ResponderID ::= CHOICE { * byName [1] Name, @@ -198,14 +198,18 @@ typedef struct ocsp_response_st */ #define V_OCSP_RESPID_NAME 0 #define V_OCSP_RESPID_KEY 1 -typedef struct ocsp_responder_id_st +struct ocsp_responder_id_st { int type; union { X509_NAME* byName; ASN1_OCTET_STRING *byKey; } value; - } OCSP_RESPID; + }; + +DECLARE_STACK_OF(OCSP_RESPID) +DECLARE_ASN1_FUNCTIONS(OCSP_RESPID) + /* KeyHash ::= OCTET STRING --SHA-1 hash of responder's public key * --(excluding the tag and length fields) */ @@ -397,6 +401,10 @@ typedef struct ocsp_service_locator_st (char *(*)())d2i_OCSP_CERTSTATUS,(char *)(cs)) OCSP_RESPONSE *OCSP_sendreq_bio(BIO *b, char *path, OCSP_REQUEST *req); +OCSP_REQ_CTX *OCSP_sendreq_new(BIO *io, char *path, OCSP_REQUEST *req, + int maxline); +int OCSP_sendreq_nbio(OCSP_RESPONSE **presp, OCSP_REQ_CTX *rctx); +void OCSP_REQ_CTX_free(OCSP_REQ_CTX *rctx); OCSP_CERTID *OCSP_cert_to_id(const EVP_MD *dgst, X509 *subject, X509 *issuer); @@ -574,6 +582,7 @@ void ERR_load_OCSP_strings(void); #define OCSP_F_OCSP_REQUEST_VERIFY 116 #define OCSP_F_OCSP_RESPONSE_GET1_BASIC 111 #define OCSP_F_OCSP_SENDREQ_BIO 112 +#define OCSP_F_PARSE_HTTP_LINE1 117 #define OCSP_F_REQUEST_VERIFY 113 /* Reason codes. */ diff --git a/crypto/ocsp/ocsp_err.c b/crypto/ocsp/ocsp_err.c index ad62364f29..d2f2e79f44 100644 --- a/crypto/ocsp/ocsp_err.c +++ b/crypto/ocsp/ocsp_err.c @@ -1,6 +1,6 @@ /* crypto/ocsp/ocsp_err.c */ /* ==================================================================== - * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved. + * Copyright (c) 1999-2007 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -86,6 +86,7 @@ static ERR_STRING_DATA OCSP_str_functs[]= {ERR_FUNC(OCSP_F_OCSP_REQUEST_VERIFY), "OCSP_request_verify"}, {ERR_FUNC(OCSP_F_OCSP_RESPONSE_GET1_BASIC), "OCSP_response_get1_basic"}, {ERR_FUNC(OCSP_F_OCSP_SENDREQ_BIO), "OCSP_sendreq_bio"}, +{ERR_FUNC(OCSP_F_PARSE_HTTP_LINE1), "PARSE_HTTP_LINE1"}, {ERR_FUNC(OCSP_F_REQUEST_VERIFY), "REQUEST_VERIFY"}, {0,NULL} }; diff --git a/crypto/ocsp/ocsp_ht.c b/crypto/ocsp/ocsp_ht.c index 9213e58ae4..a8e569b74a 100644 --- a/crypto/ocsp/ocsp_ht.c +++ b/crypto/ocsp/ocsp_ht.c @@ -1,9 +1,9 @@ /* ocsp_ht.c */ /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL - * project 2000. + * project 2006. */ /* ==================================================================== - * Copyright (c) 2000 The OpenSSL Project. All rights reserved. + * Copyright (c) 2006 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -68,106 +68,404 @@ #define strtoul (unsigned long)strtol #endif /* OPENSSL_SYS_SUNOS */ -/* Quick and dirty HTTP OCSP request handler. - * Could make this a bit cleverer by adding - * support for non blocking BIOs and a few - * other refinements. - */ +/* Stateful OCSP request code, supporting non-blocking I/O */ -OCSP_RESPONSE *OCSP_sendreq_bio(BIO *b, char *path, OCSP_REQUEST *req) -{ - BIO *mem = NULL; - char tmpbuf[1024]; - OCSP_RESPONSE *resp = NULL; - char *p, *q, *r; - int len, retcode; - static char req_txt[] = -"POST %s HTTP/1.0\r\n\ -Content-Type: application/ocsp-request\r\n\ -Content-Length: %d\r\n\r\n"; - - len = i2d_OCSP_REQUEST(req, NULL); - if(BIO_printf(b, req_txt, path, len) < 0) { - OCSPerr(OCSP_F_OCSP_SENDREQ_BIO,OCSP_R_SERVER_WRITE_ERROR); - goto err; - } - if(i2d_OCSP_REQUEST_bio(b, req) <= 0) { - OCSPerr(OCSP_F_OCSP_SENDREQ_BIO,OCSP_R_SERVER_WRITE_ERROR); - goto err; +/* Opaque OCSP request status structure */ + +struct ocsp_req_ctx_st { + int state; /* Current I/O state */ + unsigned char *iobuf; /* Line buffer */ + int iobuflen; /* Line buffer length */ + BIO *io; /* BIO to perform I/O with */ + BIO *mem; /* Memory BIO response is built into */ + unsigned long asn1_len; /* ASN1 length of response */ + }; + +#define OCSP_MAX_REQUEST_LENGTH (100 * 1024) +#define OCSP_MAX_LINE_LEN 4096; + +/* OCSP states */ + +/* If set no reading should be performed */ +#define OHS_NOREAD 0x1000 +/* Error condition */ +#define OHS_ERROR (0 | OHS_NOREAD) +/* First line being read */ +#define OHS_FIRSTLINE 1 +/* MIME headers being read */ +#define OHS_HEADERS 2 +/* OCSP initial header (tag + length) being read */ +#define OHS_ASN1_HEADER 3 +/* OCSP content octets being read */ +#define OHS_ASN1_CONTENT 4 +/* Request being sent */ +#define OHS_ASN1_WRITE (6 | OHS_NOREAD) +/* Request being flushed */ +#define OHS_ASN1_FLUSH (7 | OHS_NOREAD) +/* Completed */ +#define OHS_DONE (8 | OHS_NOREAD) + + +static int parse_http_line1(char *line); + +void OCSP_REQ_CTX_free(OCSP_REQ_CTX *rctx) + { + if (rctx->mem) + BIO_free(rctx->mem); + if (rctx->iobuf) + OPENSSL_free(rctx->iobuf); + OPENSSL_free(rctx); } - if(!(mem = BIO_new(BIO_s_mem()))) goto err; - /* Copy response to a memory BIO: socket bios can't do gets! */ - while ((len = BIO_read(b, tmpbuf, sizeof tmpbuf))) { - if(len < 0) { - OCSPerr(OCSP_F_OCSP_SENDREQ_BIO,OCSP_R_SERVER_READ_ERROR); - goto err; + +OCSP_REQ_CTX *OCSP_sendreq_new(BIO *io, char *path, OCSP_REQUEST *req, + int maxline) + { + static char post_hdr[] = "POST %s HTTP/1.0\r\n" + "Content-Type: application/ocsp-request\r\n" + "Content-Length: %d\r\n\r\n"; + + OCSP_REQ_CTX *rctx; + rctx = OPENSSL_malloc(sizeof(OCSP_REQ_CTX)); + rctx->state = OHS_FIRSTLINE; + rctx->mem = BIO_new(BIO_s_mem()); + rctx->io = io; + if (maxline > 0) + rctx->iobuflen = maxline; + else + rctx->iobuflen = OCSP_MAX_LINE_LEN; + rctx->iobuf = OPENSSL_malloc(rctx->iobuflen); + if (!path) + path = "/"; + + if (BIO_printf(rctx->mem, post_hdr, path, + i2d_OCSP_REQUEST(req, NULL)) < |