/* * Copyright (C) 2003, 2004, 2005 Free Software Foundation * * Author: Nikos Mavroyanopoulos * * This file is part of GNUTLS. * * The GNUTLS library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public License * as published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 * USA * */ /* This file contains the types and prototypes for the X.509 * certificate and CRL handling functions. */ #ifndef GNUTLS_X509_H # define GNUTLS_X509_H #ifdef __cplusplus extern "C" { #endif #include /* Some OIDs usually found in Distinguished names, or * in Subject Directory Attribute extensions. */ #define GNUTLS_OID_X520_COUNTRY_NAME "2.5.4.6" #define GNUTLS_OID_X520_ORGANIZATION_NAME "2.5.4.10" #define GNUTLS_OID_X520_ORGANIZATIONAL_UNIT_NAME "2.5.4.11" #define GNUTLS_OID_X520_COMMON_NAME "2.5.4.3" #define GNUTLS_OID_X520_LOCALITY_NAME "2.5.4.7" #define GNUTLS_OID_X520_STATE_OR_PROVINCE_NAME "2.5.4.8" #define GNUTLS_OID_X520_INITIALS "2.5.4.43" #define GNUTLS_OID_X520_GENERATION_QUALIFIER "2.5.4.44" #define GNUTLS_OID_X520_SURNAME "2.5.4.4" #define GNUTLS_OID_X520_GIVEN_NAME "2.5.4.42" #define GNUTLS_OID_X520_TITLE "2.5.4.12" #define GNUTLS_OID_X520_DN_QUALIFIER "2.5.4.46" #define GNUTLS_OID_X520_PSEUDONYM "2.5.4.65" #define GNUTLS_OID_LDAP_DC "0.9.2342.19200300.100.1.25" #define GNUTLS_OID_LDAP_UID "0.9.2342.19200300.100.1.1" /* The following should not be included in DN. */ #define GNUTLS_OID_PKCS9_EMAIL "1.2.840.113549.1.9.1" #define GNUTLS_OID_PKIX_DATE_OF_BIRTH "1.3.6.1.5.5.7.9.1" #define GNUTLS_OID_PKIX_PLACE_OF_BIRTH "1.3.6.1.5.5.7.9.2" #define GNUTLS_OID_PKIX_GENDER "1.3.6.1.5.5.7.9.3" #define GNUTLS_OID_PKIX_COUNTRY_OF_CITIZENSHIP "1.3.6.1.5.5.7.9.4" #define GNUTLS_OID_PKIX_COUNTRY_OF_RESIDENCE "1.3.6.1.5.5.7.9.5" /* Key purpose Object Identifiers. */ #define GNUTLS_KP_TLS_WWW_SERVER "1.3.6.1.5.5.7.3.1" #define GNUTLS_KP_TLS_WWW_CLIENT "1.3.6.1.5.5.7.3.2" #define GNUTLS_KP_CODE_SIGNING "1.3.6.1.5.5.7.3.3" #define GNUTLS_KP_EMAIL_PROTECTION "1.3.6.1.5.5.7.3.4" #define GNUTLS_KP_TIME_STAMPING "1.3.6.1.5.5.7.3.8" #define GNUTLS_KP_OCSP_SIGNING "1.3.6.1.5.5.7.3.9" #define GNUTLS_KP_ANY "2.5.29.37.0" /* Certificate handling functions. */ typedef enum gnutls_certificate_import_flags { /* Fail if the certificates in the buffer are more than the space * allocated for certificates. The error code will be * GNUTLS_E_SHORT_MEMORY_BUFFER. */ GNUTLS_X509_CRT_LIST_IMPORT_FAIL_IF_EXCEED = 1 } gnutls_certificate_import_flags; int gnutls_x509_crt_init (gnutls_x509_crt_t * cert); void gnutls_x509_crt_deinit (gnutls_x509_crt_t cert); int gnutls_x509_crt_import (gnutls_x509_crt_t cert, const gnutls_datum_t * data, gnutls_x509_crt_fmt_t format); int gnutls_x509_crt_list_import (gnutls_x509_crt_t * certs, unsigned int *cert_max, const gnutls_datum_t * data, gnutls_x509_crt_fmt_t format, unsigned int flags); int gnutls_x509_crt_export (gnutls_x509_crt_t cert, gnutls_x509_crt_fmt_t format, void *output_data, size_t * output_data_size); int gnutls_x509_crt_get_issuer_dn (gnutls_x509_crt_t cert, char *buf, size_t * sizeof_buf); int gnutls_x509_crt_get_issuer_dn_oid (gnutls_x509_crt_t cert, int indx, void *oid, size_t * sizeof_oid); int gnutls_x509_crt_get_issuer_dn_by_oid (gnutls_x509_crt_t cert, const char *oid, int indx, unsigned int raw_flag, void *buf, size_t * sizeof_buf); int gnutls_x509_crt_get_dn (gnutls_x509_crt_t cert, char *buf, size_t * sizeof_buf); int gnutls_x509_crt_get_dn_oid (gnutls_x509_crt_t cert, int indx, void *oid, size_t * sizeof_oid); int gnutls_x509_crt_get_dn_by_oid (gnutls_x509_crt_t cert, const char *oid, int indx, unsigned int raw_flag, void *buf, size_t * sizeof_buf); int gnutls_x509_crt_check_hostname (gnutls_x509_crt_t cert, const char *hostname); int gnutls_x509_crt_get_signature_algorithm (gnutls_x509_crt_t cert); int gnutls_x509_crt_get_version (gnutls_x509_crt_t cert); int gnutls_x509_crt_get_key_id (gnutls_x509_crt_t crt, unsigned int flags, unsigned char *output_data, size_t * output_data_size); int gnutls_x509_crt_set_authority_key_id (gnutls_x509_crt_t cert, const void *id, size_t id_size); int gnutls_x509_crt_get_authority_key_id (gnutls_x509_crt_t cert, void *ret, size_t * ret_size, unsigned int *critical); int gnutls_x509_crt_get_subject_key_id (gnutls_x509_crt_t cert, void *ret, size_t * ret_size, unsigned int *critical); #define GNUTLS_CRL_REASON_UNUSED 128 #define GNUTLS_CRL_REASON_KEY_COMPROMISE 64 #define GNUTLS_CRL_REASON_CA_COMPROMISE 32 #define GNUTLS_CRL_REASON_AFFILIATION_CHANGED 16 #define GNUTLS_CRL_REASON_SUPERSEEDED 8 #define GNUTLS_CRL_REASON_CESSATION_OF_OPERATION 4 #define GNUTLS_CRL_REASON_CERTIFICATE_HOLD 2 #define GNUTLS_CRL_REASON_PRIVILEGE_WITHDRAWN 1 #define GNUTLS_CRL_REASON_AA_COMPROMISE 32768 int gnutls_x509_crt_get_crl_dist_points (gnutls_x509_crt_t cert, unsigned int seq, void *ret, size_t * ret_size, unsigned int *reason_flags, unsigned int *critical); int gnutls_x509_crt_set_crl_dist_points (gnutls_x509_crt_t crt, gnutls_x509_subject_alt_name_t type, const void *data_string, unsigned int reason_flags); int gnutls_x509_crt_cpy_crl_dist_points (gnutls_x509_crt_t dst, gnutls_x509_crt_t src); time_t gnutls_x509_crt_get_activation_time (gnutls_x509_crt_t cert); time_t gnutls_x509_crt_get_expiration_time (gnutls_x509_crt_t cert); int gnutls_x509_crt_get_serial (gnutls_x509_crt_t cert, void *result, size_t * result_size); int gnutls_x509_crt_get_pk_algorithm (gnutls_x509_crt_t cert, unsigned int *bits); int gnutls_x509_crt_get_pk_rsa_raw (gnutls_x509_crt_t crt, gnutls_datum_t * m, gnutls_datum_t * e); int gnutls_x509_crt_get_pk_dsa_raw (gnutls_x509_crt_t crt, gnutls_datum_t * p, gnutls_datum_t * q, gnutls_datum_t * g, gnutls_datum_t * y); int gnutls_x509_crt_get_subject_alt_name (gnutls_x509_crt_t cert, unsigned int seq, void *ret, size_t * ret_size, unsigned int *critical); int gnutls_x509_crt_get_ca_status (gnutls_x509_crt_t cert, unsigned int *critical); /* The key_usage flags are defined in gnutls.h. They are the * GNUTLS_KEY_* definitions. */ int gnutls_x509_crt_get_key_usage (gnutls_x509_crt_t cert, unsigned int *key_usage, unsigned int *critical); int gnutls_x509_crt_set_key_usage (gnutls_x509_crt_t crt, unsigned int usage); int gnutls_x509_dn_oid_known (const char *oid); int gnutls_x509_crt_get_extension_oid (gnutls_x509_crt_t cert, int indx, void *oid, size_t * sizeof_oid); int gnutls_x509_crt_get_extension_by_oid (gnutls_x509_crt_t cert, const char *oid, int indx, void *buf, size_t * sizeof_buf, unsigned int *critical); int gnutls_x509_crt_set_extension_by_oid (gnutls_x509_crt_t crt, const char *oid, const void *buf, size_t sizeof_buf, unsigned int critical); int gnutls_x509_crt_to_xml (gnutls_x509_crt_t cert, gnutls_datum_t * res, int detail); /* Possible values for gnutls_x509_crt_to_xml() detail. */ #define GNUTLS_XML_SHOW_ALL 1 #define GNUTLS_XML_NORMAL 0 /* X.509 Certificate writing. */ int gnutls_x509_crt_set_dn_by_oid (gnutls_x509_crt_t crt, const char *oid, unsigned int raw_flag, const void *name, unsigned int sizeof_name); int gnutls_x509_crt_set_issuer_dn_by_oid (gnutls_x509_crt_t crt, const char *oid, unsigned int raw_flag, const void *name, unsigned int sizeof_name); int gnutls_x509_crt_set_version (gnutls_x509_crt_t crt, unsigned int version); int gnutls_x509_crt_set_key (gnutls_x509_crt_t crt, gnutls_x509_privkey_t key); int gnutls_x509_crt_set_ca_status (gnutls_x509_crt_t crt, unsigned int ca); int gnutls_x509_crt_set_subject_alternative_name (gnutls_x509_crt_t crt, gnutls_x509_subject_alt_name_t type, const char *data_string); int gnutls_x509_crt_sign (gnutls_x509_crt_t crt, gnutls_x509_crt_t issuer, gnutls_x509_privkey_t issuer_key); int gnutls_x509_crt_sign2 (gnutls_x509_crt_t crt, gnutls_x509_crt_t issuer, gnutls_x509_privkey_t issuer_key, gnutls_digest_algorithm_t, unsigned int flags); int gnutls_x509_crt_set_activation_time (gnutls_x509_crt_t cert, time_t act_time); int gnutls_x509_crt_set_expiration_time (gnutls_x509_crt_t cert, time_t exp_time); int gnutls_x509_crt_set_serial (gnutls_x509_crt_t cert, const void *serial, size_t serial_size); int gnutls_x509_crt_set_subject_key_id (gnutls_x509_crt_t cert, const void *id, size_t id_size); /* RDN handling. */ int gnutls_x509_rdn_get (const gnutls_datum_t * idn, char *buf, size_t * sizeof_buf); int gnutls_x509_rdn_get_oid (const gnutls_datum_t * idn, int indx, void *buf, size_t * sizeof_buf); int gnutls_x509_rdn_get_by_oid (const gnutls_datum_t * idn, const char *oid, int indx, unsigned int raw_flag, void *buf, size_t * sizeof_buf); /* CRL handling functions. */ int gnutls_x509_crl_init (gnutls_x509_crl_t * crl); void gnutls_x509_crl_deinit (gnutls_x509_crl_t crl); int gnutls_x509_crl_import (gnutls_x509_crl_t crl, const gnutls_datum_t * data, gnutls_x509_crt_fmt_t format); int gnutls_x509_crl_export (gnutls_x509_crl_t crl, gnutls_x509_crt_fmt_t format, void *output_data, size_t * output_data_size); int gnutls_x509_crl_get_issuer_dn (const gnutls_x509_crl_t crl, char *buf, size_t * sizeof_buf); int gnutls_x509_crl_get_issuer_dn_by_oid (gnutls_x509_crl_t crl, const char *oid, int indx, unsigned int raw_flag, void *buf, size_t * sizeof_buf); int gnutls_x509_crl_get_dn_oid (gnutls_x509_crl_t crl, int indx, void *oid, size_t * sizeof_oid); int gnutls_x509_crl_get_signature_algorithm (gnutls_x509_crl_t crl); int gnutls_x509_crl_get_version (gnutls_x509_crl_t crl); time_t gnutls_x509_crl_get_this_update (gnutls_x509_crl_t crl); time_t gnutls_x509_crl_get_next_update (gnutls_x509_crl_t crl); int gnutls_x509_crl_get_crt_count (gnutls_x509_crl_t crl); int gnutls_x509_crl_get_crt_serial (gnutls_x509_crl_t crl, int indx, unsigned char *serial, size_t * serial_size, time_t * t); #define gnutls_x509_crl_get_certificate_count gnutls_x509_crl_get_crt_count #define gnutls_x509_crl_get_certificate gnutls_x509_crl_get_crt_serial int gnutls_x509_crl_check_issuer (gnutls_x509_crl_t crl, gnutls_x509_crt_t issuer); /* CRL writing. */ int gnutls_x509_crl_set_version (gnutls_x509_crl_t crl, unsigned int version); int gnutls_x509_crl_sign (gnutls_x509_crl_t crl, gnutls_x509_crt_t issuer, gnutls_x509_privkey_t issuer_key); int gnutls_x509_crl_sign2 (gnutls_x509_crl_t crl, gnutls_x509_crt_t issuer, gnutls_x509_privkey_t issuer_key, gnutls_digest_algorithm_t, unsigned int flags); int gnutls_x509_crl_set_this_update (gnutls_x509_crl_t crl, time_t act_time); int gnutls_x509_crl_set_next_update (gnutls_x509_crl_t crl, time_t exp_time); int gnutls_x509_crl_set_crt_serial (gnutls_x509_crl_t crl, const void *serial, size_t serial_size, time_t revocation_time); int gnutls_x509_crl_set_crt (gnutls_x509_crl_t crl, gnutls_x509_crt_t crt, time_t revocation_time); /* PKCS7 structures handling */ struct gnutls_pkcs7_int; typedef struct gnutls_pkcs7_int *gnutls_pkcs7_t; int gnutls_pkcs7_init (gnutls_pkcs7_t * pkcs7); void gnutls_pkcs7_deinit (gnutls_pkcs7_t pkcs7); int gnutls_pkcs7_import (gnutls_pkcs7_t pkcs7, const gnutls_datum_t * data, gnutls_x509_crt_fmt_t format); int gnutls_pkcs7_export (gnutls_pkcs7_t pkcs7, gnutls_x509_crt_fmt_t format, void *output_data, size_t * output_data_size); int gnutls_pkcs7_get_crt_count (gnutls_pkcs7_t pkcs7); int gnutls_pkcs7_get_crt_raw (gnutls_pkcs7_t pkcs7, int indx, void *certificate, size_t * certificate_size); int gnutls_pkcs7_set_crt_raw (gnutls_pkcs7_t pkcs7, const gnutls_datum_t * crt); int gnutls_pkcs7_set_crt (gnutls_pkcs7_t pkcs7, gnutls_x509_crt_t crt); int gnutls_pkcs7_delete_crt (gnutls_pkcs7_t pkcs7, int indx); int gnutls_pkcs7_get_crl_raw (gnutls_pkcs7_t pkcs7, int indx, void *crl, size_t * crl_size); int gnutls_pkcs7_get_crl_count (gnutls_pkcs7_t pkcs7); int gnutls_pkcs7_set_crl_raw (gnutls_pkcs7_t pkcs7, const gnutls_datum_t * crt); int gnutls_pkcs7_set_crl (gnutls_pkcs7_t pkcs7, gnutls_x509_crl_t crl); int gnutls_pkcs7_delete_crl (gnutls_pkcs7_t pkcs7, int indx); /* X.509 Certificate verification functions. */ typedef enum gnutls_certificate_verify_flags { /* If set a signer does not have to be a certificate authority. This * flag should normaly be disabled, unless you know what this means. */ GNUTLS_VERIFY_DISABLE_CA_SIGN = 1, /* Allow only trusted CA certificates that have version 1. This is * safer than GNUTLS_VERIFY_ALLOW_ANY_X509_V1_CA_CRT, and should be * used instead. That way only signers in your trusted list will be * allowed to have certificates of version 1. */ GNUTLS_VERIFY_ALLOW_X509_V1_CA_CRT = 2, /* If a certificate is not signed by anyone trusted but exists in * the trusted CA list do not treat it as trusted. */ GNUTLS_VERIFY_DO_NOT_ALLOW_SAME = 4, /* Allow CA certificates that have version 1 (both root and * intermediate). This might be dangerous since those haven't the * basicConstraints extension. Must be used in combination with * GNUTLS_VERIFY_ALLOW_X509_V1_CA_CRT. */ GNUTLS_VERIFY_ALLOW_ANY_X509_V1_CA_CRT = 8, /* Allow certificates to be signed using the broken MD2 algorithm. */ GNUTLS_VERIFY_ALLOW_SIGN_RSA_MD2 = 16, /* Allow certificates to be signed using the broken MD5 algorithm. */ GNUTLS_VERIFY_ALLOW_SIGN_RSA_MD5 = 32 } gnutls_certificate_verify_flags; int gnutls_x509_crt_check_issuer (gnutls_x509_crt_t cert, gnutls_x509_crt_t issuer); int gnutls_x509_crt_list_verify (const gnutls_x509_crt_t * cert_list, int cert_list_length, const gnutls_x509_crt_t * CA_list, int CA_list_length, const gnutls_x509_crl_t * CRL_list, int CRL_list_length, unsigned int flags, unsigned int *verify); int gnutls_x509_crt_verify (gnutls_x509_crt_t cert, const gnutls_x509_crt_t * CA_list, int CA_list_length, unsigned int flags, unsigned int *verify); int gnutls_x509_crl_verify (gnutls_x509_crl_t crl, const gnutls_x509_crt_t * CA_list, int CA_list_length, unsigned int flags, unsigned int *verify); int gnutls_x509_crt_check_revocation (gnutls_x509_crt_t cert, const gnutls_x509_crl_t * crl_list, int crl_list_length); int gnutls_x509_crt_get_fingerprint (gnutls_x509_crt_t cert, gnutls_digest_algorithm_t algo, void *buf, size_t * sizeof_buf); int gnutls_x509_crt_get_key_purpose_oid (gnutls_x509_crt_t cert, int indx, void *oid, size_t * sizeof_oid, unsigned int *critical); int gnutls_x509_crt_set_key_purpose_oid (gnutls_x509_crt_t cert, const void *oid, unsigned int critical); /* Private key handling. */ /* Flags for the gnutls_x509_privkey_export_pkcs8() function. */ typedef enum gnutls_pkcs_encrypt_flags_t { GNUTLS_PKCS_PLAIN = 1, /* if set the private key will not * be encrypted. */ GNUTLS_PKCS_USE_PKCS12_3DES = 2, GNUTLS_PKCS_USE_PKCS12_ARCFOUR = 4, GNUTLS_PKCS_USE_PKCS12_RC2_40 = 8, GNUTLS_PKCS_USE_PBES2_3DES = 16 } gnutls_pkcs_encrypt_flags_t; #define GNUTLS_PKCS8_PLAIN GNUTLS_PKCS_PLAIN #define GNUTLS_PKCS8_USE_PKCS12_3DES GNUTLS_PKCS_USE_PKCS12_3DES #define GNUTLS_PKCS8_USE_PKCS12_ARCFOUR GNUTLS_PKCS_USE_PKCS12_ARCFOUR #define GNUTLS_PKCS8_USE_PKCS12_RC2_40 GNUTLS_PKCS_USE_PKCS12_RC2_40 int gnutls_x509_privkey_init (gnutls_x509_privkey_t * key); void gnutls_x509_privkey_deinit (gnutls_x509_privkey_t key); int gnutls_x509_privkey_cpy (gnutls_x509_privkey_t dst, gnutls_x509_privkey_t src); int gnutls_x509_privkey_import (gnutls_x509_privkey_t key, const gnutls_datum_t * data, gnutls_x509_crt_fmt_t format); int gnutls_x509_privkey_import_pkcs8 (gnutls_x509_privkey_t key, const gnutls_datum_t * data, gnutls_x509_crt_fmt_t format, const char *pass, unsigned int flags); int gnutls_x509_privkey_import_rsa_raw (gnutls_x509_privkey_t key, const gnutls_datum_t * m, const gnutls_datum_t * e, const gnutls_datum_t * d, const gnutls_datum_t * p, const gnutls_datum_t * q, const gnutls_datum_t * u); int gnutls_x509_privkey_fix (gnutls_x509_privkey_t key); int gnutls_x509_privkey_export_dsa_raw (gnutls_x509_privkey_t key, gnutls_datum_t * p, gnutls_datum_t * q, gnutls_datum_t * g, gnutls_datum_t * y, gnutls_datum_t * x); int gnutls_x509_privkey_import_dsa_raw (gnutls_x509_privkey_t key, const gnutls_datum_t * p, const gnutls_datum_t * q, const gnutls_datum_t * g, const gnutls_datum_t * y, const gnutls_datum_t * x); int gnutls_x509_privkey_get_pk_algorithm (gnutls_x509_privkey_t key); int gnutls_x509_privkey_get_key_id (gnutls_x509_privkey_t key, unsigned int flags, unsigned char *output_data, size_t * output_data_size); int gnutls_x509_privkey_generate (gnutls_x509_privkey_t key, gnutls_pk_algorithm_t algo, unsigned int bits, unsigned int flags); int gnutls_x509_privkey_export (gnutls_x509_privkey_t key, gnutls_x509_crt_fmt_t format, void *output_data, size_t * output_data_size); int gnutls_x509_privkey_export_pkcs8 (gnutls_x509_privkey_t key, gnutls_x509_crt_fmt_t format, const char *password, unsigned int flags, void *output_data, size_t * output_data_size); int gnutls_x509_privkey_export_rsa_raw (gnutls_x509_privkey_t key, gnutls_datum_t * m, gnutls_datum_t * e, gnutls_datum_t * d, gnutls_datum_t * p, gnutls_datum_t * q, gnutls_datum_t * u); /* Signing stuff. */ int gnutls_x509_privkey_sign_data (gnutls_x509_privkey_t key, gnutls_digest_algorithm_t digest, unsigned int flags, const gnutls_datum_t * data, void *signature, size_t * signature_size); int gnutls_x509_privkey_verify_data (gnutls_x509_privkey_t key, unsigned int flags, const gnutls_datum_t * data, const gnutls_datum_t * signature); int gnutls_x509_crt_verify_data (gnutls_x509_crt_t crt, unsigned int flags, const gnutls_datum_t * data, const gnutls_datum_t * signature); /* Certificate request stuff. */ struct gnutls_x509_crq_int; typedef struct gnutls_x509_crq_int *gnutls_x509_crq_t; int gnutls_x509_crq_init (gnutls_x509_crq_t * crq); void gnutls_x509_crq_deinit (gnutls_x509_crq_t crq); int gnutls_x509_crq_import (gnutls_x509_crq_t crq, const gnutls_datum_t * data, gnutls_x509_crt_fmt_t format); int gnutls_x509_crq_get_pk_algorithm (gnutls_x509_crq_t crq, unsigned int *bits); int gnutls_x509_crq_get_dn (gnutls_x509_crq_t crq, char *buf, size_t * sizeof_buf); int gnutls_x509_crq_get_dn_oid (gnutls_x509_crq_t crq, int indx, void *oid, size_t * sizeof_oid); int gnutls_x509_crq_get_dn_by_oid (gnutls_x509_crq_t crq, const char *oid, int indx, unsigned int raw_flag, void *buf, size_t * sizeof_buf); int gnutls_x509_crq_set_dn_by_oid (gnutls_x509_crq_t crq, const char *oid, unsigned int raw_flag, const void *name, unsigned int sizeof_name); int gnutls_x509_crq_set_version (gnutls_x509_crq_t crq, unsigned int version); int gnutls_x509_crq_set_key (gnutls_x509_crq_t crq, gnutls_x509_privkey_t key); int gnutls_x509_crq_sign2 (gnutls_x509_crq_t crq, gnutls_x509_privkey_t key, gnutls_digest_algorithm_t, unsigned int flags); int gnutls_x509_crq_sign (gnutls_x509_crq_t crq, gnutls_x509_privkey_t key); int gnutls_x509_crq_set_challenge_password (gnutls_x509_crq_t crq, const char *pass); int gnutls_x509_crq_get_challenge_password (gnutls_x509_crq_t crq, char *pass, size_t * sizeof_pass); int gnutls_x509_crq_set_attribute_by_oid (gnutls_x509_crq_t crq, const char *oid, void *buf, size_t sizeof_buf); int gnutls_x509_crq_get_attribute_by_oid (gnutls_x509_crq_t crq, const char *oid, int indx, void *buf, size_t * sizeof_buf); int gnutls_x509_crq_export (gnutls_x509_crq_t crq, gnutls_x509_crt_fmt_t format, void *output_data, size_t * output_data_size); int gnutls_x509_crt_set_crq (gnutls_x509_crt_t crt, gnutls_x509_crq_t crq); #ifdef __cplusplus } #endif #endif /* GNUTLS_X509_H */