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/* crypto/ts/ts.h */ /* * Written by Zoltan Glozik (zglozik@opentsa.org) for the OpenSSL project * 2002, 2003, 2004. */ /* ==================================================================== * 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 * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to * endorse or promote products derived from this software without * prior written permission. For written permission, please contact * licensing@OpenSSL.org. * * 5. Products derived from this software may not be called "OpenSSL" * nor may "OpenSSL" appear in their names without prior written * permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * * This product includes cryptographic software written by Eric Young * (eay@cryptsoft.com). This product includes software written by Tim * Hudson (tjh@cryptsoft.com). * */ #ifndef HEADER_TS_H # define HEADER_TS_H # include <openssl/opensslconf.h> # include <openssl/symhacks.h> # ifndef OPENSSL_NO_BUFFER # include <openssl/buffer.h> # endif # ifndef OPENSSL_NO_EVP # include <openssl/evp.h> # endif # ifndef OPENSSL_NO_BIO # include <openssl/bio.h> # endif # include <openssl/stack.h> # include <openssl/asn1.h> # include <openssl/safestack.h> # ifndef OPENSSL_NO_RSA # include <openssl/rsa.h> # endif # ifndef OPENSSL_NO_DSA # include <openssl/dsa.h> # endif # ifndef OPENSSL_NO_DH # include <openssl/dh.h> # endif #ifdef __cplusplus extern "C" { #endif # ifdef WIN32 /* Under Win32 this is defined in wincrypt.h */ # undef X509_NAME # endif # include <openssl/x509.h> # include <openssl/x509v3.h> /*- MessageImprint ::= SEQUENCE { hashAlgorithm AlgorithmIdentifier, hashedMessage OCTET STRING } */ typedef struct TS_msg_imprint_st { X509_ALGOR *hash_algo; ASN1_OCTET_STRING *hashed_msg; } TS_MSG_IMPRINT; /*- TimeStampReq ::= SEQUENCE { version INTEGER { v1(1) }, messageImprint MessageImprint, --a hash algorithm OID and the hash value of the data to be --time-stamped reqPolicy TSAPolicyId OPTIONAL, nonce INTEGER OPTIONAL, certReq BOOLEAN DEFAULT FALSE, extensions [0] IMPLICIT Extensions OPTIONAL } */ typedef struct TS_req_st { ASN1_INTEGER *version; TS_MSG_IMPRINT *msg_imprint; ASN1_OBJECT *policy_id; /* OPTIONAL */ ASN1_INTEGER *nonce; /* OPTIONAL */ ASN1_BOOLEAN cert_req; /* DEFAULT FALSE */ STACK_OF(X509_EXTENSION) *extensions; /* [0] OPTIONAL */ } TS_REQ; /*- Accuracy ::= SEQUENCE { seconds INTEGER OPTIONAL, millis [0] INTEGER (1..999) OPTIONAL, micros [1] INTEGER (1..999) OPTIONAL } */ typedef struct TS_accuracy_st { ASN1_INTEGER *seconds; ASN1_INTEGER *millis; ASN1_INTEGER *micros; } TS_ACCURACY; /*- TSTInfo ::= SEQUENCE { version INTEGER { v1(1) }, policy TSAPolicyId, messageImprint MessageImprint, -- MUST have the same value as the similar field in -- TimeStampReq serialNumber INTEGER, -- Time-Stamping users MUST be ready to accommodate integers -- up to 160 bits. genTime GeneralizedTime, accuracy Accuracy OPTIONAL, ordering BOOLEAN DEFAULT FALSE, nonce INTEGER OPTIONAL, -- MUST be present if the similar field was present -- in TimeStampReq. In that case it MUST have the same value. tsa [0] GeneralName OPTIONAL, extensions [1] IMPLICIT Extensions OPTIONAL } */ typedef struct TS_tst_info_st { ASN1_INTEGER *version; ASN1_OBJECT *policy_id; TS_MSG_IMPRINT *msg_imprint; ASN1_INTEGER *serial; ASN1_GENERALIZEDTIME *time; TS_ACCURACY *accuracy; ASN1_BOOLEAN ordering; ASN1_INTEGER *nonce; GENERAL_NAME *tsa; STACK_OF(X509_EXTENSION) *extensions; } TS_TST_INFO; /*- PKIStatusInfo ::= SEQUENCE { status PKIStatus, statusString PKIFreeText OPTIONAL, failInfo PKIFailureInfo OPTIONAL } From RFC 1510 - section 3.1.1: PKIFreeText ::= SEQUENCE SIZE (1..MAX) OF UTF8String -- text encoded as UTF-8 String (note: each UTF8String SHOULD -- include an RFC 1766 language tag to indicate the language -- of the contained text) */ /* Possible values for status. See ts_resp_print.c && ts_resp_verify.c. */ # define TS_STATUS_GRANTED 0 # define TS_STATUS_GRANTED_WITH_MODS 1 # define TS_STATUS_REJECTION 2 # define TS_STATUS_WAITING 3 # define TS_STATUS_REVOCATION_WARNING 4 # define TS_STATUS_REVOCATION_NOTIFICATION 5 /* * Possible values for failure_info. See ts_resp_print.c && ts_resp_verify.c */ # define TS_INFO_BAD_ALG 0 # define TS_INFO_BAD_REQUEST 2 # define TS_INFO_BAD_DATA_FORMAT 5 # define TS_INFO_TIME_NOT_AVAILABLE 14 # define TS_INFO_UNACCEPTED_POLICY 15 # define TS_INFO_UNACCEPTED_EXTENSION 16 # define TS_INFO_ADD_INFO_NOT_AVAILABLE 17 # define TS_INFO_SYSTEM_FAILURE 25 typedef struct TS_status_info_st { ASN1_INTEGER *status; STACK_OF(ASN1_UTF8STRING) *text; ASN1_BIT_STRING *failure_info; } TS_STATUS_INFO; DECLARE_STACK_OF(ASN1_UTF8STRING) DECLARE_ASN1_SET_OF(ASN1_UTF8STRING) /*- TimeStampResp ::= SEQUENCE { status PKIStatusInfo, timeStampToken TimeStampToken OPTIONAL } */ typedef struct TS_resp_st { TS_STATUS_INFO *status_info; PKCS7 *token; TS_TST_INFO *tst_info; } TS_RESP; /* The structure below would belong to the ESS component. */ /*- IssuerSerial ::= SEQUENCE { issuer GeneralNames, serialNumber CertificateSerialNumber } */ typedef struct ESS_issuer_serial { STACK_OF(GENERAL_NAME) *issuer; ASN1_INTEGER *serial; } ESS_ISSUER_SERIAL; /*- ESSCertID ::= SEQUENCE { certHash Hash, issuerSerial IssuerSerial OPTIONAL } */ typedef struct ESS_cert_id { ASN1_OCTET_STRING *hash; /* Always SHA-1 digest. */ ESS_ISSUER_SERIAL *issuer_serial; } ESS_CERT_ID; DECLARE_STACK_OF(ESS_CERT_ID) DECLARE_ASN1_SET_OF(ESS_CERT_ID) /*- SigningCertificate ::= SEQUENCE { certs SEQUENCE OF ESSCertID, policies SEQUENCE OF PolicyInformation OPTIONAL } */ typedef struct ESS_signing_cert { STACK_OF(ESS_CERT_ID) *cert_ids; STACK_OF(POLICYINFO) *policy_info; } ESS_SIGNING_CERT; TS_REQ *TS_REQ_new(void); void TS_REQ_free(TS_REQ *a); int i2d_TS_REQ(const TS_REQ *a, unsigned char **pp); TS_REQ *d2i_TS_REQ(TS_REQ **a, const unsigned char **pp, long length); TS_REQ *TS_REQ_dup(TS_REQ *a); TS_REQ *d2i_TS_REQ_fp(FILE *fp, TS_REQ **a); int i2d_TS_REQ_fp(FILE *fp, TS_REQ *a); TS_REQ *d2i_TS_REQ_bio(BIO *fp, TS_REQ **a); int i2d_TS_REQ_bio(BIO *fp, TS_REQ *a); TS_MSG_IMPRINT *TS_MSG_IMPRINT_new(void); void TS_MSG_IMPRINT_free(TS_MSG_IMPRINT *a); int i2d_TS_MSG_IMPRINT(const TS_MSG_IMPRINT *a, unsigned char **pp); TS_MSG_IMPRINT *d2i_TS_MSG_IMPRINT(TS_MSG_IMPRINT **a, const unsigned char **pp, long length); TS_MSG_IMPRINT *TS_MSG_IMPRINT_dup(TS_MSG_IMPRINT *a); TS_MSG_IMPRINT *d2i_TS_MSG_IMPRINT_fp(FILE *fp, TS_MSG_IMPRINT **a); int i2d_TS_MSG_IMPRINT_fp(FILE *fp, TS_MSG_IMPRINT *a); TS_MSG_IMPRINT *d2i_TS_MSG_IMPRINT_bio(BIO *fp, TS_MSG_IMPRINT **a); int i2d_TS_MSG_IMPRINT_bio(BIO *fp, TS_MSG_IMPRINT *a); TS_RESP *TS_RESP_new(void); void TS_RESP_free(TS_RESP *a); int i2d_TS_RESP(const TS_RESP *a, unsigned char **pp); TS_RESP *d2i_TS_RESP(TS_RESP **a, const unsigned char **pp, long length); TS_TST_INFO *PKCS7_to_TS_TST_INFO(PKCS7 *token); TS_RESP *TS_RESP_dup(TS_RESP *a); TS_RESP *d2i_TS_RESP_fp(FILE *fp, TS_RESP **a); int i2d_TS_RESP_fp(FILE *fp, TS_RESP *a); TS_RESP *d2i_TS_RESP_bio(BIO *fp, TS_RESP **a); int i2d_TS_RESP_bio(BIO *fp, TS_RESP *a); TS_STATUS_INFO *TS_STATUS_INFO_new(void); void TS_STATUS_INFO_free(TS_STATUS_INFO *a); int i2d_TS_STATUS_INFO(const TS_STATUS_INFO *a, unsigned char **pp); TS_STATUS_INFO *d2i_TS_STATUS_INFO(TS_STATUS_INFO **a, const unsigned char **pp, long length); TS_STATUS_INFO *TS_STATUS_INFO_dup(TS_STATUS_INFO *a); TS_TST_INFO *TS_TST_INFO_new(void); void TS_TST_INFO_free(TS_TST_INFO *a); int i2d_TS_TST_INFO(const TS_TST_INFO *a, unsigned char **pp); TS_TST_INFO *d2i_TS_TST_INFO(TS_TST_INFO **a, const unsigned char **pp, long length); TS_TST_INFO *TS_TST_INFO_dup(TS_TST_INFO *a); TS_TST_INFO *d2i_TS_TST_INFO_fp(FILE *fp, TS_TST_INFO **a); int i2d_TS_TST_INFO_fp(FILE *fp, TS_TST_INFO *a); TS_TST_INFO *d2i_TS_TST_INFO_bio(BIO *fp, TS_TST_INFO **a); int i2d_TS_TST_INFO_bio(BIO *fp, TS_TST_INFO *a); TS_ACCURACY *TS_ACCURACY_new(void); void TS_ACCURACY_free(TS_ACCURACY *a); int i2d_TS_ACCURACY(const TS_ACCURACY *a, unsigned char **pp); TS_ACCURACY *d2i_TS_ACCURACY(TS_ACCURACY **a, const unsigned char **pp, long length); TS_ACCURACY *TS_ACCURACY_dup(TS_ACCURACY *a); ESS_ISSUER_SERIAL *ESS_ISSUER_SERIAL_new(void); void ESS_ISSUER_SERIAL_free(ESS_ISSUER_SERIAL *a); int i2d_ESS_ISSUER_SERIAL(const ESS_ISSUER_SERIAL *a, unsigned char **pp); ESS_ISSUER_SERIAL *d2i_ESS_ISSUER_SERIAL(ESS_ISSUER_SERIAL **a, const unsigned char **pp, long length); ESS_ISSUER_SERIAL *ESS_ISSUER_SERIAL_dup(ESS_ISSUER_SERIAL *a); ESS_CERT_ID *ESS_CERT_ID_new(void); void ESS_CERT_ID_free(ESS_CERT_ID *a); int i2d_ESS_CERT_ID(const ESS_CERT_ID *a, unsigned char **pp); ESS_CERT_ID *d2i_ESS_CERT_ID(ESS_CERT_ID **a, const unsigned char **pp, long length); ESS_CERT_ID *ESS_CERT_ID_dup(ESS_CERT_ID *a); ESS_SIGNING_CERT *ESS_SIGNING_CERT_new(void); void ESS_SIGNING_CERT_free(ESS_SIGNING_CERT *a); int i2d_ESS_SIGNING_CERT(const ESS_SIGNING_CERT *a, unsigned char **pp); ESS_SIGNING_CERT *d2i_ESS_SIGNING_CERT(ESS_SIGNING_CERT **a, const unsigned char **pp, long length); ESS_SIGNING_CERT *ESS_SIGNING_CERT_dup(ESS_SIGNING_CERT *a); void ERR_load_TS_strings(void); int TS_REQ_set_version(TS_REQ *a, long version); long TS_REQ_get_version(const TS_REQ *a); int TS_REQ_set_msg_imprint(TS_REQ *a, TS_MSG_IMPRINT *msg_imprint); TS_MSG_IMPRINT *TS_REQ_get_msg_imprint(TS_REQ *a); int TS_MSG_IMPRINT_set_algo(TS_MSG_IMPRINT *a, X509_ALGOR *alg); X509_ALGOR *TS_MSG_IMPRINT_get_algo(TS_MSG_IMPRINT *a); int TS_MSG_IMPRINT_set_msg(TS_MSG_IMPRINT *a, unsigned char *d, int len); ASN1_OCTET_STRING *TS_MSG_IMPRINT_get_msg(TS_MSG_IMPRINT *a); int TS_REQ_set_policy_id(TS_REQ *a, ASN1_OBJECT *policy); ASN1_OBJECT *TS_REQ_get_policy_id(TS_REQ *a); int TS_REQ_set_nonce(TS_REQ *a, const ASN1_INTEGER *nonce); const ASN1_INTEGER *TS_REQ_get_nonce(const TS_REQ *a); int TS_REQ_set_cert_req(TS_REQ *a, int cert_req); int TS_REQ_get_cert_req(const TS_REQ *a); STACK_OF(X509_EXTENSION) *TS_REQ_get_exts(TS_REQ *a); void TS_REQ_ext_free(TS_REQ *a); int TS_REQ_get_ext_count(TS_REQ *a); int TS_REQ_get_ext_by_NID(TS_REQ *a, int nid, int lastpos); int TS_REQ_get_ext_by_OBJ(TS_REQ *a, ASN1_OBJECT *obj, int lastpos); int TS_REQ_get_ext_by_critical(TS_REQ *a, int crit, int lastpos); X509_EXTENSION *TS_REQ_get_ext(TS_REQ *a, int loc); X509_EXTENSION *TS_REQ_delete_ext(TS_REQ *a, int loc); int TS_REQ_add_ext(TS_REQ *a, X509_EXTENSION *ex, int loc); void *TS_REQ_get_ext_d2i(TS_REQ *a, int nid, int *crit, int *idx); /* Function declarations for TS_REQ defined in ts/ts_req_print.c */ int TS_REQ_print_bio(BIO *bio, TS_REQ *a); /* Function declarations for TS_RESP defined in ts/ts_resp_utils.c */ int TS_RESP_set_status_info(TS_RESP *a, TS_STATUS_INFO *info); TS_STATUS_INFO *TS_RESP_get_status_info(TS_RESP *a); /* Caller loses ownership of PKCS7 and TS_TST_INFO objects. */ void TS_RESP_set_tst_info(TS_RESP *a, PKCS7 *p7, TS_TST_INFO *tst_info); PKCS7 *TS_RESP_get_token(TS_RESP *a); TS_TST_INFO *TS_RESP_get_tst_info(TS_RESP *a); int TS_TST_INFO_set_version(TS_TST_INFO *a, long version); long TS_TST_INFO_get_version(const TS_TST_INFO *a); int TS_TST_INFO_set_policy_id(TS_TST_INFO *a, ASN1_OBJECT *policy_id); ASN1_OBJECT *TS_TST_INFO_get_policy_id(TS_TST_INFO *a); int TS_TST_INFO_set_msg_imprint(TS_TST_INFO *a, TS_MSG_IMPRINT *msg_imprint); TS_MSG_IMPRINT *TS_TST_INFO_get_msg_imprint(TS_TST_INFO *a); int TS_TST_INFO_set_serial(TS_TST_INFO *a, const ASN1_INTEGER *serial); const ASN1_INTEGER *TS_TST_INFO_get_serial(const TS_TST_INFO *a); int TS_TST_INFO_set_time(TS_TST_INFO *a, const ASN1_GENERALIZEDTIME *gtime); const ASN1_GENERALIZEDTIME *TS_TST_INFO_get_time(const TS_TST_INFO *a); int TS_TST_INFO_set_accuracy(TS_TST_INFO *a, TS_ACCURACY *accuracy); TS_ACCURACY *TS_TST_INFO_get_accuracy(TS_TST_INFO *a); int TS_ACCURACY_set_seconds(TS_ACCURACY *a, const ASN1_INTEGER *seconds); const ASN1_INTEGER *TS_ACCURACY_get_seconds(const TS_ACCURACY *a); int TS_ACCURACY_set_millis(TS_ACCURACY *a, const ASN1_INTEGER *millis); const ASN1_INTEGER *TS_ACCURACY_get_millis(const TS_ACCURACY *a); int TS_ACCURACY_set_micros(TS_ACCURACY *a, const ASN1_INTEGER *micros); const ASN1_INTEGER *TS_ACCURACY_get_micros(const TS_ACCURACY *a); int TS_TST_INFO_set_ordering(TS_TST_INFO *a, int ordering); int TS_TST_INFO_get_ordering(const TS_TST_INFO *a); int TS_TST_INFO_set_nonce(TS_TST_INFO *a, const ASN1_INTEGER *nonce); const ASN1_INTEGER *TS_TST_INFO_get_nonce(const TS_TST_INFO *a); int TS_TST_INFO_set_tsa(TS_TST_INFO *a, GENERAL_NAME *tsa); GENERAL_NAME *TS_TST_INFO_get_tsa(TS_TST_INFO *a); STACK_OF(X509_EXTENSION) *TS_TST_INFO_get_exts(TS_TST_INFO *a); void TS_TST_INFO_ext_free(TS_TST_INFO *a); int TS_TST_INFO_get_ext_count(TS_TST_INFO *a); int TS_TST_INFO_get_ext_by_NID(TS_TST_INFO *a, int nid, int lastpos); int TS_TST_INFO_get_ext_by_OBJ(TS_TST_INFO *a, ASN1_OBJECT *obj, int lastpos); int TS_TST_INFO_get_ext_by_critical(TS_TST_INFO *a, int crit, int lastpos); X509_EXTENSION *TS_TST_INFO_get_ext(TS_TST_INFO *a, int loc); X509_EXTENSION *TS_TST_INFO_delete_ext(TS_TST_INFO *a, int loc); int TS_TST_INFO_add_ext(TS_TST_INFO *a, X509_EXTENSION *ex, int loc); void *TS_TST_INFO_get_ext_d2i(TS_TST_INFO *a, int nid, int *crit, int *idx); /* * Declarations related to response generation, defined in ts/ts_resp_sign.c. */ /* Optional flags for response generation. */ /* Don't include the TSA name in response. */ # define TS_TSA_NAME 0x01 /* Set ordering to true in response. */ # define TS_ORDERING 0x02 /* * Include the signer certificate and the other specified certificates in * the ESS signing certificate attribute beside the PKCS7 signed data. * Only the signer certificates is included by default. */ # define TS_ESS_CERT_ID_CHAIN 0x04 /* Forward declaration. */ struct TS_resp_ctx; /* This must return a unique number less than 160 bits long. */ typedef ASN1_INTEGER *(*TS_serial_cb) (struct TS_resp_ctx *, void *); /* * This must return the seconds and microseconds since Jan 1, 1970 in the sec * and usec variables allocated by the caller. Return non-zero for success * and zero for failure. */ typedef int (*TS_time_cb) (struct TS_resp_ctx *, void *, long *sec, long *usec); /* * This must process the given extension. It can modify the TS_TST_INFO * object of the context. Return values: !0 (processed), 0 (error, it must * set the status info/failure info of the response). */ typedef int (*TS_extension_cb) (struct TS_resp_ctx *, X509_EXTENSION *, void *); typedef struct TS_resp_ctx { X509 *signer_cert; EVP_PKEY *signer_key; STACK_OF(X509) *certs; /* Certs to include in signed data. */ STACK_OF(ASN1_OBJECT) *policies; /* Acceptable policies. */ ASN1_OBJECT *default_policy; /* It may appear in policies, too. */ STACK_OF(EVP_MD) *mds; /* Acceptable message digests. */ ASN1_INTEGER *seconds; /* accuracy, 0 means not specified. */ ASN1_INTEGER *millis; /* accuracy, 0 means not specified. */ ASN1_INTEGER *micros; /* accuracy, 0 means not specified. */ unsigned clock_precision_digits; /* fraction of seconds in time stamp * token. */ unsigned flags; /* Optional info, see values above. */ /* Callback functions. */ TS_serial_cb serial_cb; void *serial_cb_data; /* User data for serial_cb. */ TS_time_cb time_cb; void *time_cb_data; /* User data for time_cb. */ TS_extension_cb extension_cb; void *extension_cb_data; /* User data for extension_cb. */ /* These members are used only while creating the response. */ TS_REQ *request; TS_RESP *response; TS_TST_INFO *tst_info; } TS_RESP_CTX; DECLARE_STACK_OF(EVP_MD) DECLARE_ASN1_SET_OF(EVP_MD) /* Creates a response context that can be used for generating responses. */ TS_RESP_CTX *TS_RESP_CTX_new(void); void TS_RESP_CTX_free(TS_RESP_CTX *ctx); /* This parameter must be set. */ int TS_RESP_CTX_set_signer_cert(TS_RESP_CTX *ctx, X509 *signer); /* This parameter must be set. */ int TS_RESP_CTX_set_signer_key(TS_RESP_CTX *ctx, EVP_PKEY *key); /* This parameter must be set. */ int TS_RESP_CTX_set_def_policy(TS_RESP_CTX *ctx, ASN1_OBJECT *def_policy); /* No additional certs are included in the response by default. */ int TS_RESP_CTX_set_certs(TS_RESP_CTX *ctx, STACK_OF(X509) *certs); /* * Adds a new acceptable policy, only the default policy is accepted by * default. */ int TS_RESP_CTX_add_policy(TS_RESP_CTX *ctx, ASN1_OBJECT *policy); /* * Adds a new acceptable message digest. Note that no message digests are * accepted by default. The md argument is shared with the caller. */ int TS_RESP_CTX_add_md(TS_RESP_CTX *ctx, const EVP_MD *md); /* Accuracy is not included by default. */ int TS_RESP_CTX_set_accuracy(TS_RESP_CTX *ctx, int secs, int millis, int micros); /* * Clock precision digits, i.e. the number of decimal digits: '0' means sec, * '3' msec, '6' usec, and so on. Default is 0. */ int TS_RESP_CTX_set_clock_precision_digits(TS_RESP_CTX *ctx, unsigned clock_precision_digits); /* At most we accept usec precision. */ # define TS_MAX_CLOCK_PRECISION_DIGITS 6 /* Maximum status message length */ # define TS_MAX_STATUS_LENGTH (1024 * 1024) /* No flags are set by default. */ void TS_RESP_CTX_add_flags(TS_RESP_CTX *ctx, int flags); /* Default callback always returns a constant. */ void TS_RESP_CTX_set_serial_cb(TS_RESP_CTX *ctx, TS_serial_cb cb, void *data); /* Default callback uses the gettimeofday() and gmtime() system calls. */ void TS_RESP_CTX_set_time_cb(TS_RESP_CTX *ctx, TS_time_cb cb, void *data); /* * Default callback rejects all extensions. The extension callback is called * when the TS_TST_INFO object is already set up and not signed yet. */ /* FIXME: extension handling is not tested yet. */ void TS_RESP_CTX_set_extension_cb(TS_RESP_CTX *ctx, TS_extension_cb cb, void *data); /* The following methods can be used in the callbacks. */ int TS_RESP_CTX_set_status_info(TS_RESP_CTX *ctx, int status, const char *text); /* Sets the status info only if it is still TS_STATUS_GRANTED. */ int TS_RESP_CTX_set_status_info_cond(TS_RESP_CTX *ctx, int status, const char *text); int TS_RESP_CTX_add_failure_info(TS_RESP_CTX *ctx, int failure); /* The get methods below can be used in the extension callback. */ TS_REQ *TS_RESP_CTX_get_request(TS_RESP_CTX *ctx); TS_TST_INFO *TS_RESP_CTX_get_tst_info(TS_RESP_CTX *ctx); /* * Creates the signed TS_TST_INFO and puts it in TS_RESP. * In case of errors it sets the status info properly. * Returns NULL only in case of memory allocation/fatal error. */ TS_RESP *TS_RESP_create_response(TS_RESP_CTX *ctx, BIO *req_bio); /* * Declarations related to response verification, * they are defined in ts/ts_resp_verify.c. */ int TS_RESP_verify_signature(PKCS7 *token, STACK_OF(X509) *certs, X509_STORE *store, X509 **signer_out); /* Context structure for the generic verify method. */ /* Verify the signer's certificate and the signature of the response. */ # define TS_VFY_SIGNATURE (1u << 0) /* Verify the version number of the response. */ # define TS_VFY_VERSION (1u << 1) /* Verify if the policy supplied by the user matches the policy of the TSA. */ # define TS_VFY_POLICY (1u << 2) /* * Verify the message imprint provided by the user. This flag should not be * specified with TS_VFY_DATA. */ # define TS_VFY_IMPRINT (1u << 3) /* * Verify the message imprint computed by the verify method from the user * provided data and the MD algorithm of the response. This flag should not * be specified with TS_VFY_IMPRINT. */ # define TS_VFY_DATA (1u << 4) /* Verify the nonce value. */ # define TS_VFY_NONCE (1u << 5) /* Verify if the TSA name field matches the signer certificate. */ # define TS_VFY_SIGNER (1u << 6) /* Verify if the TSA name field equals to the user provided name. */ # define TS_VFY_TSA_NAME (1u << 7) /* You can use the following convenience constants. */ # define TS_VFY_ALL_IMPRINT (TS_VFY_SIGNATURE \ | TS_VFY_VERSION \ | TS_VFY_POLICY \ | TS_VFY_IMPRINT \ | TS_VFY_NONCE \ | TS_VFY_SIGNER \ | TS_VFY_TSA_NAME) # define TS_VFY_ALL_DATA (TS_VFY_SIGNATURE \ | TS_VFY_VERSION \ | TS_VFY_POLICY \ | TS_VFY_DATA \ | TS_VFY_NONCE \ | TS_VFY_SIGNER \ | TS_VFY_TSA_NAME) typedef struct TS_verify_ctx { /* Set this to the union of TS_VFY_... flags you want to carry out. */ unsigned flags; /* Must be set only with TS_VFY_SIGNATURE. certs is optional. */ X509_STORE *store; STACK_OF(X509) *certs; /* Must be set only with TS_VFY_POLICY. */ ASN1_OBJECT *policy; /* * Must be set only with TS_VFY_IMPRINT. If md_alg is NULL, the * algorithm from the response is used. */ X509_ALGOR *md_alg; unsigned char *imprint; unsigned imprint_len; /* Must be set only with TS_VFY_DATA. */ BIO *data; /* Must be set only with TS_VFY_TSA_NAME. */ ASN1_INTEGER *nonce; /* Must be set only with TS_VFY_TSA_NAME. */ GENERAL_NAME *tsa_name; } TS_VERIFY_CTX; int TS_RESP_verify_response(TS_VERIFY_CTX *ctx, TS_RESP *response); int TS_RESP_verify_token(TS_VERIFY_CTX *ctx, PKCS7 *token); /* * Declarations related to response verification context, * they are defined in ts/ts_verify_ctx.c. */ /* Set all fields to zero. */ TS_VERIFY_CTX *TS_VERIFY_CTX_new(void); void TS_VERIFY_CTX_init(TS_VERIFY_CTX *ctx); void TS_VERIFY_CTX_free(TS_VERIFY_CTX *ctx); void TS_VERIFY_CTX_cleanup(TS_VERIFY_CTX *ctx); /*- * If ctx is NULL, it allocates and returns a new object, otherwise * it returns ctx. It initialises all the members as follows: * flags = TS_VFY_ALL_IMPRINT & ~(TS_VFY_TSA_NAME | TS_VFY_SIGNATURE) * certs = NULL * store = NULL * policy = policy from the request or NULL if absent (in this case * TS_VFY_POLICY is cleared from flags as well) * md_alg = MD algorithm from request * imprint, imprint_len = imprint from request * data = NULL * nonce, nonce_len = nonce from the request or NULL if absent (in this case * TS_VFY_NONCE is cleared from flags as well) * tsa_name = NULL * Important: after calling this method TS_VFY_SIGNATURE should be added! */ TS_VERIFY_CTX *TS_REQ_to_TS_VERIFY_CTX(TS_REQ *req, TS_VERIFY_CTX *ctx); /* Function declarations for TS_RESP defined in ts/ts_resp_print.c */ int TS_RESP_print_bio(BIO *bio, TS_RESP *a); int TS_STATUS_INFO_print_bio(BIO *bio, TS_STATUS_INFO *a); int TS_TST_INFO_print_bio(BIO *bio, TS_TST_INFO *a); /* Common utility functions defined in ts/ts_lib.c */ int TS_ASN1_INTEGER_print_bio(BIO *bio, const ASN1_INTEGER *num); int TS_OBJ_print_bio(BIO *bio, const ASN1_OBJECT *obj); int TS_ext_print_bio(BIO *bio, const STACK_OF(X509_EXTENSION) *extensions); int TS_X509_ALGOR_print_bio(BIO *bio, const X509_ALGOR *alg); int TS_MSG_IMPRINT_print_bio(BIO *bio, TS_MSG_IMPRINT *msg); /* * Function declarations for handling configuration options, defined in * ts/ts_conf.c */ X509 *TS_CONF_load_cert(const char *file); STACK_OF(X509) *TS_CONF_load_certs(const char *file); EVP_PKEY *TS_CONF_load_key(const char *file, const char *pass); const char *TS_CONF_get_tsa_section(CONF *conf, const char *section); int TS_CONF_set_serial(CONF *conf, const char *section, TS_serial_cb cb, TS_RESP_CTX *ctx); int TS_CONF_set_crypto_device(CONF *conf, const char *section, const char *device); int TS_CONF_set_default_engine(const char *name); int TS_CONF_set_signer_cert(CONF *conf, const char *section, const char *cert, TS_RESP_CTX *ctx); int TS_CONF_set_certs(CONF *conf, const char *section, const char *certs, TS_RESP_CTX *ctx); int TS_CONF_set_signer_key(CONF *conf, const char *section, const char *key, const char *pass, TS_RESP_CTX *ctx); int TS_CONF_set_def_policy(CONF *conf, const char *section, const char *policy, TS_RESP_CTX *ctx); int TS_CONF_set_policies(CONF *conf, const char *section, TS_RESP_CTX *ctx); int TS_CONF_set_digests(CONF *conf, const char *section, TS_RESP_CTX *ctx); int TS_CONF_set_accuracy(CONF *conf, const char *section, TS_RESP_CTX *ctx); int TS_CONF_set_clock_precision_digits(CONF *conf, const char *section, TS_RESP_CTX *ctx); int TS_CONF_set_ordering(CONF *conf, const char *section, TS_RESP_CTX *ctx); int TS_CONF_set_tsa_name(CONF *conf, const char *section, TS_RESP_CTX *ctx); int TS_CONF_set_ess_cert_id_chain(CONF *conf, const char *section, TS_RESP_CTX *ctx); /* -------------------------------------------------- */ /* BEGIN ERROR CODES */ /* * The following lines are auto generated by the script mkerr.pl. Any changes * made after this point may be overwritten when the script is next run. */ void ERR_load_TS_strings(void); /* Error codes for the TS functions. */ /* Function codes. */ # define TS_F_D2I_TS_RESP 147 # define TS_F_DEF_SERIAL_CB 110 # define TS_F_DEF_TIME_CB 111 # define TS_F_ESS_ADD_SIGNING_CERT 112 # define TS_F_ESS_CERT_ID_NEW_INIT 113 # define TS_F_ESS_SIGNING_CERT_NEW_INIT 114 # define TS_F_INT_TS_RESP_VERIFY_TOKEN 149 # define TS_F_PKCS7_TO_TS_TST_INFO 148 # define TS_F_TS_ACCURACY_SET_MICROS 115 # define TS_F_TS_ACCURACY_SET_MILLIS 116 # define TS_F_TS_ACCURACY_SET_SECONDS 117 # define TS_F_TS_CHECK_IMPRINTS 100 # define TS_F_TS_CHECK_NONCES 101 # define TS_F_TS_CHECK_POLICY 102 # define TS_F_TS_CHECK_SIGNING_CERTS 103 # define TS_F_TS_CHECK_STATUS_INFO 104 # define TS_F_TS_COMPUTE_IMPRINT 145 # define TS_F_TS_CONF_SET_DEFAULT_ENGINE 146 # define TS_F_TS_GET_STATUS_TEXT 105 # define TS_F_TS_MSG_IMPRINT_SET_ALGO 118 # define TS_F_TS_REQ_SET_MSG_IMPRINT 119 # define TS_F_TS_REQ_SET_NONCE 120 # define TS_F_TS_REQ_SET_POLICY_ID 121 # define TS_F_TS_RESP_CREATE_RESPONSE 122 # define TS_F_TS_RESP_CREATE_TST_INFO 123 # define TS_F_TS_RESP_CTX_ADD_FAILURE_INFO 124 # define TS_F_TS_RESP_CTX_ADD_MD 125 # define TS_F_TS_RESP_CTX_ADD_POLICY 126 # define TS_F_TS_RESP_CTX_NEW 127 # define TS_F_TS_RESP_CTX_SET_ACCURACY 128 # define TS_F_TS_RESP_CTX_SET_CERTS 129 # define TS_F_TS_RESP_CTX_SET_DEF_POLICY 130 # define TS_F_TS_RESP_CTX_SET_SIGNER_CERT 131 # define TS_F_TS_RESP_CTX_SET_STATUS_INFO 132 # define TS_F_TS_RESP_GET_POLICY 133 # define TS_F_TS_RESP_SET_GENTIME_WITH_PRECISION 134 # define TS_F_TS_RESP_SET_STATUS_INFO 135 # define TS_F_TS_RESP_SET_TST_INFO 150 # define TS_F_TS_RESP_SIGN 136 # define TS_F_TS_RESP_VERIFY_SIGNATURE 106 # define TS_F_TS_RESP_VERIFY_TOKEN 107 # define TS_F_TS_TST_INFO_SET_ACCURACY 137 # define TS_F_TS_TST_INFO_SET_MSG_IMPRINT 138 # define TS_F_TS_TST_INFO_SET_NONCE 139 # define TS_F_TS_TST_INFO_SET_POLICY_ID 140 # define TS_F_TS_TST_INFO_SET_SERIAL 141 # define TS_F_TS_TST_INFO_SET_TIME 142 # define TS_F_TS_TST_INFO_SET_TSA 143 # define TS_F_TS_VERIFY 108 # define TS_F_TS_VERIFY_CERT 109 # define TS_F_TS_VERIFY_CTX_NEW 144 /* Reason codes. */ # define TS_R_BAD_PKCS7_TYPE 132 # define TS_R_BAD_TYPE 133 # define TS_R_CERTIFICATE_VERIFY_ERROR 100 # define TS_R_COULD_NOT_SET_ENGINE 127 # define TS_R_COULD_NOT_SET_TIME 115 # define TS_R_D2I_TS_RESP_INT_FAILED 128 # define TS_R_DETACHED_CONTENT 134 # define TS_R_ESS_ADD_SIGNING_CERT_ERROR 116 # define TS_R_ESS_SIGNING_CERTIFICATE_ERROR 101 # define TS_R_INVALID_NULL_POINTER 102 # define TS_R_INVALID_SIGNER_CERTIFICATE_PURPOSE 117 # define TS_R_MESSAGE_IMPRINT_MISMATCH 103 # define TS_R_NONCE_MISMATCH 104 # define TS_R_NONCE_NOT_RETURNED 105 # define TS_R_NO_CONTENT 106 # define TS_R_NO_TIME_STAMP_TOKEN 107 # define TS_R_PKCS7_ADD_SIGNATURE_ERROR 118 # define TS_R_PKCS7_ADD_SIGNED_ATTR_ERROR 119 # define TS_R_PKCS7_TO_TS_TST_INFO_FAILED 129 # define TS_R_POLICY_MISMATCH 108 # define TS_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE 120 # define TS_R_RESPONSE_SETUP_ERROR 121 # define TS_R_SIGNATURE_FAILURE 109 # define TS_R_THERE_MUST_BE_ONE_SIGNER 110 # define TS_R_TIME_SYSCALL_ERROR 122 # define TS_R_TOKEN_NOT_PRESENT 130 # define TS_R_TOKEN_PRESENT 131 # define TS_R_TSA_NAME_MISMATCH 111 # define TS_R_TSA_UNTRUSTED 112 # define TS_R_TST_INFO_SETUP_ERROR 123 # define TS_R_TS_DATASIGN 124 # define TS_R_UNACCEPTABLE_POLICY 125 # define TS_R_UNSUPPORTED_MD_ALGORITHM 126 # define TS_R_UNSUPPORTED_VERSION 113 # define TS_R_WRONG_CONTENT_TYPE 114 #ifdef __cplusplus } #endif #endif