/* $OpenBSD: ca.c,v 1.53 2022/02/03 17:44:04 tb Exp $ */ /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved. * * This package is an SSL implementation written * by Eric Young (eay@cryptsoft.com). * The implementation was written so as to conform with Netscapes SSL. * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson (tjh@cryptsoft.com). * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library used. * This can be in the form of a textual message at program startup or * in documentation (online or textual) provided with the package. * * 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 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 acknowledgement: * "This product includes cryptographic software written by * Eric Young (eay@cryptsoft.com)" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" * * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND * ANY EXPRESS 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 AUTHOR OR 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. * * The licence and distribution terms for any publically available version or * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence * [including the GNU Public Licence.] */ /* The PPKI stuff has been donated by Jeff Barber */ #include #include #include #include #include #include #include #include "apps.h" #include #include #include #include #include #include #include #include #include #include #include #define BASE_SECTION "ca" #define ENV_DEFAULT_CA "default_ca" #define STRING_MASK "string_mask" #define UTF8_IN "utf8" #define ENV_NEW_CERTS_DIR "new_certs_dir" #define ENV_CERTIFICATE "certificate" #define ENV_SERIAL "serial" #define ENV_CRLNUMBER "crlnumber" #define ENV_PRIVATE_KEY "private_key" #define ENV_DEFAULT_DAYS "default_days" #define ENV_DEFAULT_STARTDATE "default_startdate" #define ENV_DEFAULT_ENDDATE "default_enddate" #define ENV_DEFAULT_CRL_DAYS "default_crl_days" #define ENV_DEFAULT_CRL_HOURS "default_crl_hours" #define ENV_DEFAULT_MD "default_md" #define ENV_DEFAULT_EMAIL_DN "email_in_dn" #define ENV_PRESERVE "preserve" #define ENV_POLICY "policy" #define ENV_EXTENSIONS "x509_extensions" #define ENV_CRLEXT "crl_extensions" #define ENV_MSIE_HACK "msie_hack" #define ENV_NAMEOPT "name_opt" #define ENV_CERTOPT "cert_opt" #define ENV_EXTCOPY "copy_extensions" #define ENV_UNIQUE_SUBJECT "unique_subject" #define ENV_DATABASE "database" /* Additional revocation information types */ #define REV_NONE 0 /* No addditional information */ #define REV_CRL_REASON 1 /* Value is CRL reason code */ #define REV_HOLD 2 /* Value is hold instruction */ #define REV_KEY_COMPROMISE 3 /* Value is cert key compromise time */ #define REV_CA_COMPROMISE 4 /* Value is CA key compromise time */ static void lookup_fail(const char *name, const char *tag); static int certify(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst, STACK_OF(OPENSSL_STRING) *sigopts, STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj, unsigned long chtype, int multirdn, int email_dn, char *startdate, char *enddate, long days, int batch, char *ext_sect, CONF *conf, int verbose, unsigned long certopt, unsigned long nameopt, int default_op, int ext_copy, int selfsign); static int certify_cert(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst, STACK_OF(OPENSSL_STRING) *sigopts, STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj, unsigned long chtype, int multirdn, int email_dn, char *startdate, char *enddate, long days, int batch, char *ext_sect, CONF *conf, int verbose, unsigned long certopt, unsigned long nameopt, int default_op, int ext_copy); static int certify_spkac(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst, STACK_OF(OPENSSL_STRING) *sigopts, STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj, unsigned long chtype, int multirdn, int email_dn, char *startdate, char *enddate, long days, char *ext_sect, CONF *conf, int verbose, unsigned long certopt, unsigned long nameopt, int default_op, int ext_copy); static int write_new_certificate(BIO *bp, X509 *x, int output_der, int notext); static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst, STACK_OF(OPENSSL_STRING) *sigopts, STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj, unsigned long chtype, int multirdn, int email_dn, char *startdate, char *enddate, long days, int batch, int verbose, X509_REQ *req, char *ext_sect, CONF *conf, unsigned long certopt, unsigned long nameopt, int default_op, int ext_copy, int selfsign); static int do_revoke(X509 *x509, CA_DB *db, int ext, char *extval); static int get_certificate_status(const char *serial, CA_DB *db); static int do_updatedb(CA_DB *db); static int check_time_format(const char *str); static char *bin2hex(unsigned char *, size_t); char *make_revocation_str(int rev_type, char *rev_arg); int make_revoked(X509_REVOKED *rev, const char *str); int old_entry_print(BIO *bp, ASN1_OBJECT *obj, ASN1_STRING *str); static CONF *conf = NULL; static CONF *extconf = NULL; static struct { int batch; char *certfile; unsigned long chtype; char *configfile; int create_serial; char *crl_ext; long crldays; long crlhours; long crlsec; long days; int dorevoke; int doupdatedb; int email_dn; char *enddate; char *extensions; char *extfile; int gencrl; char *infile; char **infiles; int infiles_num; char *key; char *keyfile; int keyform; char *md; int multirdn; int msie_hack; int notext; char *outdir; char *outfile; char *passargin; char *policy; int preserve; int req; char *rev_arg; int rev_type; char *serial_status; char *section; int selfsign; STACK_OF(OPENSSL_STRING) *sigopts; char *spkac_file; char *ss_cert_file; char *startdate; char *subj; int verbose; } ca_config; static int ca_opt_chtype_utf8(void) { ca_config.chtype = MBSTRING_UTF8; return (0); } static int ca_opt_crl_ca_compromise(char *arg) { ca_config.rev_arg = arg; ca_config.rev_type = REV_CA_COMPROMISE; return (0); } static int ca_opt_crl_compromise(char *arg) { ca_config.rev_arg = arg; ca_config.rev_type = REV_KEY_COMPROMISE; return (0); } static int ca_opt_crl_hold(char *arg) { ca_config.rev_arg = arg; ca_config.rev_type = REV_HOLD; return (0); } static int ca_opt_crl_reason(char *arg) { ca_config.rev_arg = arg; ca_config.rev_type = REV_CRL_REASON; return (0); } static int ca_opt_in(char *arg) { ca_config.infile = arg; ca_config.req = 1; return (0); } static int ca_opt_infiles(int argc, char **argv, int *argsused) { ca_config.infiles_num = argc - 1; if (ca_config.infiles_num < 1) return (1); ca_config.infiles = argv + 1; ca_config.req = 1; *argsused = argc; return (0); } static int ca_opt_revoke(char *arg) { ca_config.infile = arg; ca_config.dorevoke = 1; return (0); } static int ca_opt_sigopt(char *arg) { if (ca_config.sigopts == NULL) ca_config.sigopts = sk_OPENSSL_STRING_new_null(); if (ca_config.sigopts == NULL) return (1); if (!sk_OPENSSL_STRING_push(ca_config.sigopts, arg)) return (1); return (0); } static int ca_opt_spkac(char *arg) { ca_config.spkac_file = arg; ca_config.req = 1; return (0); } static int ca_opt_ss_cert(char *arg) { ca_config.ss_cert_file = arg; ca_config.req = 1; return (0); } static const struct option ca_options[] = { { .name = "batch", .desc = "Operate in batch mode", .type = OPTION_FLAG, .opt.flag = &ca_config.batch, }, { .name = "cert", .argname = "file", .desc = "File containing the CA certificate", .type = OPTION_ARG, .opt.arg = &ca_config.certfile, }, { .name = "config", .argname = "file", .desc = "Specify an alternative configuration file", .type = OPTION_ARG, .opt.arg = &ca_config.configfile, }, { .name = "create_serial", .desc = "If reading serial fails, create a new random serial", .type = OPTION_FLAG, .opt.flag = &ca_config.create_serial, }, { .name = "crl_CA_compromise", .argname = "time", .desc = "Set the compromise time and the revocation reason to\n" "CACompromise", .type = OPTION_ARG_FUNC, .opt.argfunc = ca_opt_crl_ca_compromise, }, { .name = "crl_compromise", .argname = "time", .desc = "Set the compromise time and the revocation reason to\n" "keyCompromise", .type = OPTION_ARG_FUNC, .opt.argfunc = ca_opt_crl_compromise, }, { .name = "crl_hold", .argname = "instruction", .desc = "Set the hold instruction and the revocation reason to\n" "certificateHold", .type = OPTION_ARG_FUNC, .opt.argfunc = ca_opt_crl_hold, }, { .name = "crl_reason", .argname = "reason", .desc = "Revocation reason", .type = OPTION_ARG_FUNC, .opt.argfunc = ca_opt_crl_reason, }, { .name = "crldays", .argname = "days", .desc = "Number of days before the next CRL is due", .type = OPTION_ARG_LONG, .opt.lvalue = &ca_config.crldays, }, { .name = "crlexts", .argname = "section", .desc = "CRL extension section (override value in config file)", .type = OPTION_ARG, .opt.arg = &ca_config.crl_ext, }, { .name = "crlhours", .argname = "hours", .desc = "Number of hours before the next CRL is due", .type = OPTION_ARG_LONG, .opt.lvalue = &ca_config.crlhours, }, { .name = "crlsec", .argname = "seconds", .desc = "Number of seconds before the next CRL is due", .type = OPTION_ARG_LONG, .opt.lvalue = &ca_config.crlsec, }, { .name = "days", .argname = "arg", .desc = "Number of days to certify the certificate for", .type = OPTION_ARG_LONG, .opt.lvalue = &ca_config.days, }, { .name = "enddate", .argname = "YYMMDDHHMMSSZ", .desc = "Certificate validity notAfter (overrides -days)", .type = OPTION_ARG, .opt.arg = &ca_config.enddate, }, { .name = "extensions", .argname = "section", .desc = "Extension section (override value in config file)", .type = OPTION_ARG, .opt.arg = &ca_config.extensions, }, { .name = "extfile", .argname = "file", .desc = "Configuration file with X509v3 extentions to add", .type = OPTION_ARG, .opt.arg = &ca_config.extfile, }, { .name = "gencrl", .desc = "Generate a new CRL", .type = OPTION_FLAG, .opt.flag = &ca_config.gencrl, }, { .name = "in", .argname = "file", .desc = "Input file containing a single certificate request", .type = OPTION_ARG_FUNC, .opt.argfunc = ca_opt_in, }, { .name = "infiles", .argname = "...", .desc = "The last argument, certificate requests to process", .type = OPTION_ARGV_FUNC, .opt.argvfunc = ca_opt_infiles, }, { .name = "key", .argname = "password", .desc = "Key to decode the private key if it is encrypted", .type = OPTION_ARG, .opt.arg = &ca_config.key, }, { .name = "keyfile", .argname = "file", .desc = "Private key file", .type = OPTION_ARG, .opt.arg = &ca_config.keyfile, }, { .name = "keyform", .argname = "fmt", .desc = "Private key file format (DER or PEM (default))", .type = OPTION_ARG_FORMAT, .opt.value = &ca_config.keyform, }, { .name = "md", .argname = "alg", .desc = "Message digest to use", .type = OPTION_ARG, .opt.arg = &ca_config.md, }, { .name = "msie_hack", .type = OPTION_FLAG, .opt.flag = &ca_config.msie_hack, }, { .name = "multivalue-rdn", .desc = "Enable support for multivalued RDNs", .type = OPTION_FLAG, .opt.flag = &ca_config.multirdn, }, { .name = "name", .argname = "section", .desc = "Specifies the configuration file section to use", .type = OPTION_ARG, .opt.arg = &ca_config.section, }, { .name = "noemailDN", .desc = "Do not add the EMAIL field to the DN", .type = OPTION_VALUE, .opt.value = &ca_config.email_dn, .value = 0, }, { .name = "notext", .desc = "Do not print the generated certificate", .type = OPTION_FLAG, .opt.flag = &ca_config.notext, }, { .name = "out", .argname = "file", .desc = "Output file (default stdout)", .type = OPTION_ARG, .opt.arg = &ca_config.outfile, }, { .name = "outdir", .argname = "directory", .desc = " Directory to output certificates to", .type = OPTION_ARG, .opt.arg = &ca_config.outdir, }, { .name = "passin", .argname = "src", .desc = "Private key input password source", .type = OPTION_ARG, .opt.arg = &ca_config.passargin, }, { .name = "policy", .argname = "name", .desc = "The CA 'policy' to support", .type = OPTION_ARG, .opt.arg = &ca_config.policy, }, { .name = "preserveDN", .desc = "Do not re-order the DN", .type = OPTION_FLAG, .opt.flag = &ca_config.preserve, }, { .name = "revoke", .argname = "file", .desc = "Revoke a certificate (given in file)", .type = OPTION_ARG_FUNC, .opt.argfunc = ca_opt_revoke, }, { .name = "selfsign", .desc = "Sign a certificate using the key associated with it", .type = OPTION_FLAG, .opt.flag = &ca_config.selfsign, }, { .name = "sigopt", .argname = "nm:v", .desc = "Signature parameter in nm:v form", .type = OPTION_ARG_FUNC, .opt.argfunc = ca_opt_sigopt, }, { .name = "spkac", .argname = "file", .desc = "File contains DN and signed public key and challenge", .type = OPTION_ARG_FUNC, .opt.argfunc = ca_opt_spkac, }, { .name = "ss_cert", .argname = "file", .desc = "File contains a self signed certificate to sign", .type = OPTION_ARG_FUNC, .opt.argfunc = ca_opt_ss_cert, }, { .name = "startdate", .argname = "YYMMDDHHMMSSZ", .desc = "Certificate validity notBefore", .type = OPTION_ARG, .opt.arg = &ca_config.startdate, }, { .name = "status", .argname = "serial", .desc = "Shows certificate status given the serial number", .type = OPTION_ARG, .opt.arg = &ca_config.serial_status, }, { .name = "subj", .argname = "arg", .desc = "Use arg instead of request's subject", .type = OPTION_ARG, .opt.arg = &ca_config.subj, }, { .name = "updatedb", .desc = "Updates db for expired certificates", .type = OPTION_FLAG, .opt.flag = &ca_config.doupdatedb, }, { .name = "utf8", .desc = "Input characters are in UTF-8 (default ASCII)", .type = OPTION_FUNC, .opt.func = ca_opt_chtype_utf8, }, { .name = "verbose", .desc = "Verbose output during processing", .type = OPTION_FLAG, .opt.flag = &ca_config.verbose, }, { NULL }, }; /* * Set a certificate time based on user provided input. Make sure * what we put in the certificate is legit for RFC 5280. Returns * 0 on success, -1 on an invalid time string. Strings must be * YYYYMMDDHHMMSSZ for post 2050 dates. YYYYMMDDHHMMSSZ or * YYMMDDHHMMSSZ is accepted for pre 2050 dates, and fixed up to * be the correct format in the certificate. */ static int setCertificateTime(ASN1_TIME *x509time, char *timestring) { struct tm tm1; if (ASN1_time_parse(timestring, strlen(timestring), &tm1, 0) == -1) return (-1); if (!ASN1_TIME_set_tm(x509time, &tm1)) return (-1); return 0; } static void ca_usage(void) { fprintf(stderr, "usage: ca [-batch] [-cert file] [-config file] [-create_serial]\n" " [-crl_CA_compromise time] [-crl_compromise time]\n" " [-crl_hold instruction] [-crl_reason reason] [-crldays days]\n" " [-crlexts section] [-crlhours hours] [-crlsec seconds]\n" " [-days arg] [-enddate date] [-extensions section]\n" " [-extfile file] [-gencrl] [-in file] [-infiles]\n" " [-key password] [-keyfile file] [-keyform pem | der]\n" " [-md alg] [-multivalue-rdn] [-name section]\n" " [-noemailDN] [-notext] [-out file] [-outdir directory]\n" " [-passin arg] [-policy name] [-preserveDN] [-revoke file]\n" " [-selfsign] [-sigopt nm:v] [-spkac file] [-ss_cert file]\n" " [-startdate date] [-status serial] [-subj arg] [-updatedb]\n" " [-utf8] [-verbose]\n\n"); options_usage(ca_options); fprintf(stderr, "\n"); } int ca_main(int argc, char **argv) { int free_key = 0; int total = 0; int total_done = 0; int ret = 1; long errorline = -1; EVP_PKEY *pkey = NULL; int output_der = 0; char *serialfile = NULL; char *crlnumberfile = NULL; char *tmp_email_dn = NULL; BIGNUM *serial = NULL; BIGNUM *crlnumber = NULL; unsigned long nameopt = 0, certopt = 0; int default_op = 1; int ext_copy = EXT_COPY_NONE; X509 *x509 = NULL, *x509p = NULL; X509 *x = NULL; BIO *in = NULL, *out = NULL, *Sout = NULL, *Cout = NULL; char *dbfile = NULL; CA_DB *db = NULL; X509_CRL *crl = NULL; X509_REVOKED *r = NULL; ASN1_TIME *tmptm = NULL; ASN1_INTEGER *tmpserial; char *f; const char *p; char *const *pp; int i, j; const EVP_MD *dgst = NULL; STACK_OF(CONF_VALUE) *attribs = NULL; STACK_OF(X509) *cert_sk = NULL; char *tofree = NULL; DB_ATTR db_attr; if (single_execution) { if (pledge("stdio cpath wpath rpath tty", NULL) == -1) { perror("pledge"); exit(1); } } memset(&ca_config, 0, sizeof(ca_config)); ca_config.email_dn = 1; ca_config.keyform = FORMAT_PEM; ca_config.chtype = MBSTRING_ASC; ca_config.rev_type = REV_NONE; conf = NULL; if (options_parse(argc, argv, ca_options, NULL, NULL) != 0) { ca_usage(); goto err; } /*****************************************************************/ tofree = NULL; if (ca_config.configfile == NULL) ca_config.configfile = getenv("OPENSSL_CONF"); if (ca_config.configfile == NULL) { if ((tofree = make_config_name()) == NULL) { BIO_printf(bio_err, "error making config file name\n"); goto err; } ca_config.configfile = tofree; } BIO_printf(bio_err, "Using configuration from %s\n", ca_config.configfile); conf = NCONF_new(NULL); if (NCONF_load(conf, ca_config.configfile, &errorline) <= 0) { if (errorline <= 0) BIO_printf(bio_err, "error loading the config file '%s'\n", ca_config.configfile); else BIO_printf(bio_err, "error on line %ld of config file '%s'\n", errorline, ca_config.configfile); goto err; } free(tofree); tofree = NULL; /* Lets get the config section we are using */ if (ca_config.section == NULL) { ca_config.section = NCONF_get_string(conf, BASE_SECTION, ENV_DEFAULT_CA); if (ca_config.section == NULL) { lookup_fail(BASE_SECTION, ENV_DEFAULT_CA); goto err; } } if (conf != NULL) { p = NCONF_get_string(conf, NULL, "oid_file"); if (p == NULL) ERR_clear_error(); if (p != NULL) { BIO *oid_bio; oid_bio = BIO_new_file(p, "r"); if (oid_bio == NULL) { /* BIO_printf(bio_err, "problems opening %s for extra oid's\n", p); ERR_print_errors(bio_err); */ ERR_clear_error(); } else { OBJ_create_objects(oid_bio); BIO_free(oid_bio); } } if (!add_oid_section(bio_err, conf)) { ERR_print_errors(bio_err); goto err; } } f = NCONF_get_string(conf, ca_config.section, STRING_MASK); if (f == NULL) ERR_clear_error(); if (f != NULL && !ASN1_STRING_set_default_mask_asc(f)) { BIO_printf(bio_err, "Invalid global string mask setting %s\n", f); goto err; } if (ca_config.chtype != MBSTRING_UTF8) { f = NCONF_get_string(conf, ca_config.section, UTF8_IN); if (f == NULL) ERR_clear_error(); else if (strcmp(f, "yes") == 0) ca_config.chtype = MBSTRING_UTF8; } db_attr.unique_subject = 1; p = NCONF_get_string(conf, ca_config.section, ENV_UNIQUE_SUBJECT); if (p != NULL) { db_attr.unique_subject = parse_yesno(p, 1); } else ERR_clear_error(); in = BIO_new(BIO_s_file()); out = BIO_new(BIO_s_file()); Sout = BIO_new(BIO_s_file()); Cout = BIO_new(BIO_s_file()); if ((in == NULL) || (out == NULL) || (Sout == NULL) || (Cout == NULL)) { ERR_print_errors(bio_err); goto err; } /*****************************************************************/ /* report status of cert with serial number given on command line */ if (ca_config.serial_status) { if ((dbfile = NCONF_get_string(conf, ca_config.section, ENV_DATABASE)) == NULL) { lookup_fail(ca_config.section, ENV_DATABASE); goto err; } db = load_index(dbfile, &db_attr); if (db == NULL) goto err; if (!index_index(db)) goto err; if (get_certificate_status(ca_config.serial_status, db) != 1) BIO_printf(bio_err, "Error verifying serial %s!\n", ca_config.serial_status); goto err; } /*****************************************************************/ /* we definitely need a private key, so let's get it */ if ((ca_config.keyfile == NULL) && ((ca_config.keyfile = NCONF_get_string(conf, ca_config.section, ENV_PRIVATE_KEY)) == NULL)) { lookup_fail(ca_config.section, ENV_PRIVATE_KEY); goto err; } if (ca_config.key == NULL) { free_key = 1; if (!app_passwd(bio_err, ca_config.passargin, NULL, &ca_config.key, NULL)) { BIO_printf(bio_err, "Error getting password\n"); goto err; } } pkey = load_key(bio_err, ca_config.keyfile, ca_config.keyform, 0, ca_config.key, "CA private key"); if (ca_config.key != NULL) explicit_bzero(ca_config.key, strlen(ca_config.key)); if (pkey == NULL) { /* load_key() has already printed an appropriate message */ goto err; } /*****************************************************************/ /* we need a certificate */ if (!ca_config.selfsign || ca_config.spkac_file != NULL || ca_config.ss_cert_file != NULL || ca_config.gencrl) { if ((ca_config.certfile == NULL) && ((ca_config.certfile = NCONF_get_string(conf, ca_config.section, ENV_CERTIFICATE)) == NULL)) { lookup_fail(ca_config.section, ENV_CERTIFICATE); goto err; } x509 = load_cert(bio_err, ca_config.certfile, FORMAT_PEM, NULL, "CA certificate"); if (x509 == NULL) goto err; if (!X509_check_private_key(x509, pkey)) { BIO_printf(bio_err, "CA certificate and CA private key do not match\n"); goto err; } } if (!ca_config.selfsign) x509p = x509; f = NCONF_get_string(conf, BASE_SECTION, ENV_PRESERVE); if (f == NULL) ERR_clear_error(); if ((f != NULL) && ((*f == 'y') || (*f == 'Y'))) ca_config.preserve = 1; f = NCONF_get_string(conf, BASE_SECTION, ENV_MSIE_HACK); if (f == NULL) ERR_clear_error(); if ((f != NULL) && ((*f == 'y') || (*f == 'Y'))) ca_config.msie_hack = 1; f = NCONF_get_string(conf, ca_config.section, ENV_NAMEOPT); if (f != NULL) { if (!set_name_ex(&nameopt, f)) { BIO_printf(bio_err, "Invalid name options: \"%s\"\n", f); goto err; } default_op = 0; } else ERR_clear_error(); f = NCONF_get_string(conf, ca_config.section, ENV_CERTOPT); if (f != NULL) { if (!set_cert_ex(&certopt, f)) { BIO_printf(bio_err, "Invalid certificate options: \"%s\"\n", f); goto err; } default_op = 0; } else ERR_clear_error(); f = NCONF_get_string(conf, ca_config.section, ENV_EXTCOPY); if (f != NULL) { if (!set_ext_copy(&ext_copy, f)) { BIO_printf(bio_err, "Invalid extension copy option: \"%s\"\n", f); goto err; } } else ERR_clear_error(); /*****************************************************************/ /* lookup where to write new certificates */ if (ca_config.outdir == NULL && ca_config.req) { if ((ca_config.outdir = NCONF_get_string(conf, ca_config.section, ENV_NEW_CERTS_DIR)) == NULL) { BIO_printf(bio_err, "output directory %s not defined\n", ENV_NEW_CERTS_DIR); goto err; } } /*****************************************************************/ /* we need to load the database file */ if ((dbfile = NCONF_get_string(conf, ca_config.section, ENV_DATABASE)) == NULL) { lookup_fail(ca_config.section, ENV_DATABASE); goto err; } db = load_index(dbfile, &db_attr); if (db == NULL) goto err; /* Lets check some fields */ for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) { pp = sk_OPENSSL_PSTRING_value(db->db->data, i); if ((pp[DB_type][0] != DB_TYPE_REV) && (pp[DB_rev_date][0] != '\0')) { BIO_printf(bio_err, "entry %d: not revoked yet, but has a revocation date\n", i + 1); goto err; } if ((pp[DB_type][0] == DB_TYPE_REV) && !make_revoked(NULL, pp[DB_rev_date])) { BIO_printf(bio_err, " in entry %d\n", i + 1); goto err; } if (!check_time_format((char *) pp[DB_exp_date])) { BIO_printf(bio_err, "entry %d: invalid expiry date\n", i + 1); goto err; } p = pp[DB_serial]; j = strlen(p); if (*p == '-') { p++; j--; } if ((j & 1) || (j < 2)) { BIO_printf(bio_err, "entry %d: bad serial number length (%d)\n", i + 1, j); goto err; } while (*p) { if (!(((*p >= '0') && (*p <= '9')) || ((*p >= 'A') && (*p <= 'F')) || ((*p >= 'a') && (*p <= 'f')))) { BIO_printf(bio_err, "entry %d: bad serial number characters, char pos %ld, char is '%c'\n", i + 1, (long) (p - pp[DB_serial]), *p); goto err; } p++; } } if (ca_config.verbose) { BIO_set_fp(out, stdout, BIO_NOCLOSE | BIO_FP_TEXT); TXT_DB_write(out, db->db); BIO_printf(bio_err, "%d entries loaded from the database\n", sk_OPENSSL_PSTRING_num(db->db->data)); BIO_printf(bio_err, "generating index\n"); } if (!index_index(db)) goto err; /*****************************************************************/ /* Update the db file for expired certificates */ if (ca_config.doupdatedb) { if (ca_config.verbose) BIO_printf(bio_err, "Updating %s ...\n", dbfile); i = do_updatedb(db); if (i == -1) { BIO_printf(bio_err, "Malloc failure\n"); goto err; } else if (i == 0) { if (ca_config.verbose) BIO_printf(bio_err, "No entries found to mark expired\n"); } else { if (!save_index(dbfile, "new", db)) goto err; if (!rotate_index(dbfile, "new", "old")) goto err; if (ca_config.verbose) BIO_printf(bio_err, "Done. %d entries marked as expired\n", i); } } /*****************************************************************/ /* Read extentions config file */ if (ca_config.extfile != NULL) { extconf = NCONF_new(NULL); if (NCONF_load(extconf, ca_config.extfile, &errorline) <= 0) { if (errorline <= 0) BIO_printf(bio_err, "ERROR: loading the config file '%s'\n", ca_config.extfile); else BIO_printf(bio_err, "ERROR: on line %ld of config file '%s'\n", errorline, ca_config.extfile); ret = 1; goto err; } if (ca_config.verbose) BIO_printf(bio_err, "Successfully loaded extensions file %s\n", ca_config.extfile); /* We can have sections in the ext file */ if (ca_config.extensions == NULL && (ca_config.extensions = NCONF_get_string(extconf, "default", "extensions")) == NULL) ca_config.extensions = "default"; } /*****************************************************************/ if (ca_config.req || ca_config.gencrl) { if (ca_config.outfile != NULL) { if (BIO_write_filename(Sout, ca_config.outfile) <= 0) { perror(ca_config.outfile); goto err; } } else { BIO_set_fp(Sout, stdout, BIO_NOCLOSE | BIO_FP_TEXT); } } if ((ca_config.md == NULL) && ((ca_config.md = NCONF_get_string(conf, ca_config.section, ENV_DEFAULT_MD)) == NULL)) { lookup_fail(ca_config.section, ENV_DEFAULT_MD); goto err; } if (strcmp(ca_config.md, "default") == 0) { int def_nid; if (EVP_PKEY_get_default_digest_nid(pkey, &def_nid) <= 0) { BIO_puts(bio_err, "no default digest\n"); goto err; } ca_config.md = (char *) OBJ_nid2sn(def_nid); if (ca_config.md == NULL) goto err; } if ((dgst = EVP_get_digestbyname(ca_config.md)) == NULL) { BIO_printf(bio_err, "%s is an unsupported message digest type\n", ca_config.md); goto err; } if (ca_config.req) { if ((ca_config.email_dn == 1) && ((tmp_email_dn = NCONF_get_string(conf, ca_config.section, ENV_DEFAULT_EMAIL_DN)) != NULL)) { if (strcmp(tmp_email_dn, "no") == 0) ca_config.email_dn = 0; } if (ca_config.verbose) BIO_printf(bio_err, "message digest is %s\n", OBJ_nid2ln(EVP_MD_type(dgst))); if ((ca_config.policy == NULL) && ((ca_config.policy = NCONF_get_string(conf, ca_config.section, ENV_POLICY)) == NULL)) { lookup_fail(ca_config.section, ENV_POLICY); goto err; } if (ca_config.verbose) BIO_printf(bio_err, "policy is %s\n", ca_config.policy); if ((serialfile = NCONF_get_string(conf, ca_config.section, ENV_SERIAL)) == NULL) { lookup_fail(ca_config.section, ENV_SERIAL); goto err; } if (extconf == NULL) { /* * no '-extfile' option, so we look for extensions in * the main configuration file */ if (ca_config.extensions == NULL) { ca_config.extensions = NCONF_get_string(conf, ca_config.section, ENV_EXTENSIONS); if (ca_config.extensions == NULL) ERR_clear_error(); } if (ca_config.extensions != NULL) { /* Check syntax of file */ X509V3_CTX ctx; X509V3_set_ctx_test(&ctx); X509V3_set_nconf(&ctx, conf); if (!X509V3_EXT_add_nconf(conf, &ctx, ca_config.extensions, NULL)) { BIO_printf(bio_err, "Error Loading extension section %s\n", ca_config.extensions); ret = 1; goto err; } } } if (ca_config.startdate == NULL) { ca_config.startdate = NCONF_get_string(conf, ca_config.section, ENV_DEFAULT_STARTDATE); if (ca_config.startdate == NULL) ERR_clear_error(); } if (ca_config.startdate == NULL) ca_config.startdate = "today"; if (ca_config.enddate == NULL) { ca_config.enddate = NCONF_get_string(conf, ca_config.section, ENV_DEFAULT_ENDDATE); if (ca_config.enddate == NULL) ERR_clear_error(); } if (ca_config.days == 0 && ca_config.enddate == NULL) { if (!NCONF_get_number(conf, ca_config.section, ENV_DEFAULT_DAYS, &ca_config.days)) ca_config.days = 0; } if (ca_config.enddate == NULL && ca_config.days == 0) { BIO_printf(bio_err, "cannot lookup how many days to certify for\n"); goto err; } if ((serial = load_serial(serialfile, ca_config.create_serial, NULL)) == NULL) { BIO_printf(bio_err, "error while loading serial number\n"); goto err; } if (ca_config.verbose) { if (BN_is_zero(serial)) BIO_printf(bio_err, "next serial number is 00\n"); else { if ((f = BN_bn2hex(serial)) == NULL) goto err; BIO_printf(bio_err, "next serial number is %s\n", f); free(f); } } if ((attribs = NCONF_get_section(conf, ca_config.policy)) == NULL) { BIO_printf(bio_err, "unable to find 'section' for %s\n", ca_config.policy); goto err; } if ((cert_sk = sk_X509_new_null()) == NULL) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } if (ca_config.spkac_file != NULL) { total++; j = certify_spkac(&x, ca_config.spkac_file, pkey, x509, dgst, ca_config.sigopts, attribs, db, serial, ca_config.subj, ca_config.chtype, ca_config.multirdn, ca_config.email_dn, ca_config.startdate, ca_config.enddate, ca_config.days, ca_config.extensions, conf, ca_config.verbose, certopt, nameopt, default_op, ext_copy); if (j < 0) goto err; if (j > 0) { total_done++; BIO_printf(bio_err, "\n"); if (!BN_add_word(serial, 1)) goto err; if (!sk_X509_push(cert_sk, x)) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } if (ca_config.outfile != NULL) { output_der = 1; ca_config.batch = 1; } } } if (ca_config.ss_cert_file != NULL) { total++; j = certify_cert(&x, ca_config.ss_cert_file, pkey, x509, dgst, ca_config.sigopts, attribs, db, serial, ca_config.subj, ca_config.chtype, ca_config.multirdn, ca_config.email_dn, ca_config.startdate, ca_config.enddate, ca_config.days, ca_config.batch, ca_config.extensions, conf, ca_config.verbose, certopt, nameopt, default_op, ext_copy); if (j < 0) goto err; if (j > 0) { total_done++; BIO_printf(bio_err, "\n"); if (!BN_add_word(serial, 1)) goto err; if (!sk_X509_push(cert_sk, x)) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } } } if (ca_config.infile != NULL) { total++; j = certify(&x, ca_config.infile, pkey, x509p, dgst, ca_config.sigopts, attribs, db, serial, ca_config.subj, ca_config.chtype, ca_config.multirdn, ca_config.email_dn, ca_config.startdate, ca_config.enddate, ca_config.days, ca_config.batch, ca_config.extensions, conf, ca_config.verbose, certopt, nameopt, default_op, ext_copy, ca_config.selfsign); if (j < 0) goto err; if (j > 0) { total_done++; BIO_printf(bio_err, "\n"); if (!BN_add_word(serial, 1)) goto err; if (!sk_X509_push(cert_sk, x)) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } } } for (i = 0; i < ca_config.infiles_num; i++) { total++; j = certify(&x, ca_config.infiles[i], pkey, x509p, dgst, ca_config.sigopts, attribs, db, serial, ca_config.subj, ca_config.chtype, ca_config.multirdn, ca_config.email_dn, ca_config.startdate, ca_config.enddate, ca_config.days, ca_config.batch, ca_config.extensions, conf, ca_config.verbose, certopt, nameopt, default_op, ext_copy, ca_config.selfsign); if (j < 0) goto err; if (j > 0) { total_done++; BIO_printf(bio_err, "\n"); if (!BN_add_word(serial, 1)) goto err; if (!sk_X509_push(cert_sk, x)) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } } } /* * we have a stack of newly certified certificates and a data * base and serial number that need updating */ if (sk_X509_num(cert_sk) > 0) { if (!ca_config.batch) { char answer[10]; BIO_printf(bio_err, "\n%d out of %d certificate requests certified, commit? [y/n]", total_done, total); (void) BIO_flush(bio_err); if (fgets(answer, sizeof answer - 1, stdin) == NULL) { BIO_printf(bio_err, "CERTIFICATION CANCELED: I/O error\n"); ret = 0; goto err; } if ((answer[0] != 'y') && (answer[0] != 'Y')) { BIO_printf(bio_err, "CERTIFICATION CANCELED\n"); ret = 0; goto err; } } BIO_printf(bio_err, "Write out database with %d new entries\n", sk_X509_num(cert_sk)); if (!save_serial(serialfile, "new", serial, NULL)) goto err; if (!save_index(dbfile, "new", db)) goto err; } if (ca_config.verbose) BIO_printf(bio_err, "writing new certificates\n"); for (i = 0; i < sk_X509_num(cert_sk); i++) { ASN1_INTEGER *serialNumber; int k; char *serialstr; unsigned char *data; char pempath[PATH_MAX]; x = sk_X509_value(cert_sk, i); serialNumber = X509_get_serialNumber(x); j = ASN1_STRING_length(serialNumber); data = ASN1_STRING_data(serialNumber); if (j > 0) serialstr = bin2hex(data, j); else serialstr = strdup("00"); if (serialstr != NULL) { k = snprintf(pempath, sizeof(pempath), "%s/%s.pem", ca_config.outdir, serialstr); free(serialstr); if (k < 0 || k >= sizeof(pempath)) { BIO_printf(bio_err, "certificate file name too long\n"); goto err; } } else { BIO_printf(bio_err, "memory allocation failed\n"); goto err; } if (ca_config.verbose) BIO_printf(bio_err, "writing %s\n", pempath); if (BIO_write_filename(Cout, pempath) <= 0) { perror(pempath); goto err; } if (!write_new_certificate(Cout, x, 0, ca_config.notext)) goto err; if (!write_new_certificate(Sout, x, output_der, ca_config.notext)) goto err; } if (sk_X509_num(cert_sk)) { /* Rename the database and the serial file */ if (!rotate_serial(serialfile, "new", "old")) goto err; if (!rotate_index(dbfile, "new", "old")) goto err; BIO_printf(bio_err, "Data Base Updated\n"); } } /*****************************************************************/ if (ca_config.gencrl) { int crl_v2 = 0; if (ca_config.crl_ext == NULL) { ca_config.crl_ext = NCONF_get_string(conf, ca_config.section, ENV_CRLEXT); if (ca_config.crl_ext == NULL) ERR_clear_error(); } if (ca_config.crl_ext != NULL) { /* Check syntax of file */ X509V3_CTX ctx; X509V3_set_ctx_test(&ctx); X509V3_set_nconf(&ctx, conf); if (!X509V3_EXT_add_nconf(conf, &ctx, ca_config.crl_ext, NULL)) { BIO_printf(bio_err, "Error Loading CRL extension section %s\n", ca_config.crl_ext); ret = 1; goto err; } } if ((crlnumberfile = NCONF_get_string(conf, ca_config.section, ENV_CRLNUMBER)) != NULL) if ((crlnumber = load_serial(crlnumberfile, 0, NULL)) == NULL) { BIO_printf(bio_err, "error while loading CRL number\n"); goto err; } if (!ca_config.crldays && !ca_config.crlhours && !ca_config.crlsec) { if (!NCONF_get_number(conf, ca_config.section, ENV_DEFAULT_CRL_DAYS, &ca_config.crldays)) ca_config.crldays = 0; if (!NCONF_get_number(conf, ca_config.section, ENV_DEFAULT_CRL_HOURS, &ca_config.crlhours)) ca_config.crlhours = 0; ERR_clear_error(); } if ((ca_config.crldays == 0) && (ca_config.crlhours == 0) && (ca_config.crlsec == 0)) { BIO_printf(bio_err, "cannot lookup how long until the next CRL is issued\n"); goto err; } if (ca_config.verbose) BIO_printf(bio_err, "making CRL\n"); if ((crl = X509_CRL_new()) == NULL) goto err; if (!X509_CRL_set_issuer_name(crl, X509_get_subject_name(x509))) goto err; if ((tmptm = X509_gmtime_adj(NULL, 0)) == NULL) goto err; if (!X509_CRL_set_lastUpdate(crl, tmptm)) goto err; if (X509_time_adj_ex(tmptm, ca_config.crldays, ca_config.crlhours * 60 * 60 + ca_config.crlsec, NULL) == NULL) { BIO_puts(bio_err, "error setting CRL nextUpdate\n"); goto err; } if (!X509_CRL_set_nextUpdate(crl, tmptm)) goto err; ASN1_TIME_free(tmptm); tmptm = NULL; for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) { pp = sk_OPENSSL_PSTRING_value(db->db->data, i); if (pp[DB_type][0] == DB_TYPE_REV) { if ((r = X509_REVOKED_new()) == NULL) goto err; j = make_revoked(r, pp[DB_rev_date]); if (!j) goto err; if (j == 2) crl_v2 = 1; if (!BN_hex2bn(&serial, pp[DB_serial])) goto err; tmpserial = BN_to_ASN1_INTEGER(serial, NULL); BN_free(serial); serial = NULL; if (tmpserial == NULL) goto err; if (!X509_REVOKED_set_serialNumber(r, tmpserial)) { ASN1_INTEGER_free(tmpserial); goto err; } ASN1_INTEGER_free(tmpserial); if (!X509_CRL_add0_revoked(crl, r)) goto err; r = NULL; } } /* * sort the data so it will be written in serial number order */ X509_CRL_sort(crl); /* we now have a CRL */ if (ca_config.verbose) BIO_printf(bio_err, "signing CRL\n"); /* Add any extensions asked for */ if (ca_config.crl_ext != NULL || crlnumberfile != NULL) { X509V3_CTX crlctx; X509V3_set_ctx(&crlctx, x509, NULL, NULL, crl, 0); X509V3_set_nconf(&crlctx, conf); if (ca_config.crl_ext != NULL) if (!X509V3_EXT_CRL_add_nconf(conf, &crlctx, ca_config.crl_ext, crl)) goto err; if (crlnumberfile != NULL) { tmpserial = BN_to_ASN1_INTEGER(crlnumber, NULL); if (tmpserial == NULL) goto err; if (!X509_CRL_add1_ext_i2d(crl, NID_crl_number, tmpserial, 0, 0)) { ASN1_INTEGER_free(tmpserial); goto err; } ASN1_INTEGER_free(tmpserial); crl_v2 = 1; if (!BN_add_word(crlnumber, 1)) goto err; } } if (ca_config.crl_ext != NULL || crl_v2) { if (!X509_CRL_set_version(crl, 1)) goto err; /* version 2 CRL */ } if (crlnumberfile != NULL) /* we have a CRL number that * need updating */ if (!save_serial(crlnumberfile, "new", crlnumber, NULL)) goto err; BN_free(crlnumber); crlnumber = NULL; if (!do_X509_CRL_sign(bio_err, crl, pkey, dgst, ca_config.sigopts)) goto err; if (!PEM_write_bio_X509_CRL(Sout, crl)) goto err; if (crlnumberfile != NULL) /* Rename the crlnumber file */ if (!rotate_serial(crlnumberfile, "new", "old")) goto err; } /*****************************************************************/ if (ca_config.dorevoke) { if (ca_config.infile == NULL) { BIO_printf(bio_err, "no input files\n"); goto err; } else { X509 *revcert; revcert = load_cert(bio_err, ca_config.infile, FORMAT_PEM, NULL, ca_config.infile); if (revcert == NULL) goto err; j = do_revoke(revcert, db, ca_config.rev_type, ca_config.rev_arg); if (j <= 0) goto err; X509_free(revcert); if (!save_index(dbfile, "new", db)) goto err; if (!rotate_index(dbfile, "new", "old")) goto err; BIO_printf(bio_err, "Data Base Updated\n"); } } /*****************************************************************/ ret = 0; err: free(tofree); BIO_free_all(Cout); BIO_free_all(Sout); BIO_free_all(out); BIO_free_all(in); sk_X509_pop_free(cert_sk, X509_free); if (ret) ERR_print_errors(bio_err); if (free_key) free(ca_config.key); BN_free(serial); BN_free(crlnumber); free_index(db); sk_OPENSSL_STRING_free(ca_config.sigopts); EVP_PKEY_free(pkey); X509_free(x509); X509_CRL_free(crl); X509_REVOKED_free(r); ASN1_TIME_free(tmptm); NCONF_free(conf); NCONF_free(extconf); OBJ_cleanup(); return (ret); } static void lookup_fail(const char *name, const char *tag) { BIO_printf(bio_err, "variable lookup failed for %s::%s\n", name, tag); } static int certify(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst, STACK_OF(OPENSSL_STRING) *sigopts, STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj, unsigned long chtype, int multirdn, int email_dn, char *startdate, char *enddate, long days, int batch, char *ext_sect, CONF *lconf, int verbose, unsigned long certopt, unsigned long nameopt, int default_op, int ext_copy, int selfsign) { X509_REQ *req = NULL; BIO *in = NULL; EVP_PKEY *pktmp = NULL; int ok = -1, i; in = BIO_new(BIO_s_file()); if (BIO_read_filename(in, infile) <= 0) { perror(infile); goto err; } if ((req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL)) == NULL) { BIO_printf(bio_err, "Error reading certificate request in %s\n", infile); goto err; } if (verbose) { if (!X509_REQ_print(bio_err, req)) goto err; } BIO_printf(bio_err, "Check that the request matches the signature\n"); if (selfsign && !X509_REQ_check_private_key(req, pkey)) { BIO_printf(bio_err, "Certificate request and CA private key do not match\n"); ok = 0; goto err; } if ((pktmp = X509_REQ_get0_pubkey(req)) == NULL) { BIO_printf(bio_err, "error unpacking public key\n"); goto err; } i = X509_REQ_verify(req, pktmp); if (i < 0) { ok = 0; BIO_printf(bio_err, "Signature verification problems....\n"); goto err; } if (i == 0) { ok = 0; BIO_printf(bio_err, "Signature did not match the certificate request\n"); goto err; } else BIO_printf(bio_err, "Signature ok\n"); ok = do_body(xret, pkey, x509, dgst, sigopts, policy, db, serial, subj, chtype, multirdn, email_dn, startdate, enddate, days, batch, verbose, req, ext_sect, lconf, certopt, nameopt, default_op, ext_copy, selfsign); err: X509_REQ_free(req); BIO_free(in); return (ok); } static int certify_cert(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst, STACK_OF(OPENSSL_STRING) *sigopts, STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj, unsigned long chtype, int multirdn, int email_dn, char *startdate, char *enddate, long days, int batch, char *ext_sect, CONF *lconf, int verbose, unsigned long certopt, unsigned long nameopt, int default_op, int ext_copy) { X509 *req = NULL; X509_REQ *rreq = NULL; EVP_PKEY *pktmp = NULL; int ok = -1, i; if ((req = load_cert(bio_err, infile, FORMAT_PEM, NULL, infile)) == NULL) goto err; if (verbose) { if (!X509_print(bio_err, req)) goto err; } BIO_printf(bio_err, "Check that the request matches the signature\n"); if ((pktmp = X509_get0_pubkey(req)) == NULL) { BIO_printf(bio_err, "error unpacking public key\n"); goto err; } i = X509_verify(req, pktmp); if (i < 0) { ok = 0; BIO_printf(bio_err, "Signature verification problems....\n"); goto err; } if (i == 0) { ok = 0; BIO_printf(bio_err, "Signature did not match the certificate\n"); goto err; } else BIO_printf(bio_err, "Signature ok\n"); if ((rreq = X509_to_X509_REQ(req, NULL, EVP_md5())) == NULL) goto err; ok = do_body(xret, pkey, x509, dgst, sigopts, policy, db, serial, subj, chtype, multirdn, email_dn, startdate, enddate, days, batch, verbose, rreq, ext_sect, lconf, certopt, nameopt, default_op, ext_copy, 0); err: X509_REQ_free(rreq); X509_free(req); return (ok); } static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst, STACK_OF(OPENSSL_STRING) *sigopts, STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj, unsigned long chtype, int multirdn, int email_dn, char *startdate, char *enddate, long days, int batch, int verbose, X509_REQ *req, char *ext_sect, CONF *lconf, unsigned long certopt, unsigned long nameopt, int default_op, int ext_copy, int selfsign) { X509_NAME *name = NULL, *CAname = NULL; X509_NAME *subject = NULL, *dn_subject = NULL; ASN1_UTCTIME *tm; ASN1_STRING *str, *str2; ASN1_OBJECT *obj; X509 *ret = NULL; X509_NAME_ENTRY *ne; X509_NAME_ENTRY *tne, *push; EVP_PKEY *pktmp; int ok = -1, i, j, last, nid; const char *p; CONF_VALUE *cv; OPENSSL_STRING row[DB_NUMBER]; OPENSSL_STRING *irow = NULL; OPENSSL_STRING *rrow = NULL; const STACK_OF(X509_EXTENSION) *exts; *xret = NULL; for (i = 0; i < DB_NUMBER; i++) row[i] = NULL; if (subj != NULL) { X509_NAME *n = parse_name(subj, chtype, multirdn); if (n == NULL) { ERR_print_errors(bio_err); goto err; } if (!X509_REQ_set_subject_name(req, n)) { X509_NAME_free(n); goto err; } X509_NAME_free(n); } if (default_op) BIO_printf(bio_err, "The Subject's Distinguished Name is as follows\n"); name = X509_REQ_get_subject_name(req); for (i = 0; i < X509_NAME_entry_count(name); i++) { ne = X509_NAME_get_entry(name, i); if (ne == NULL) goto err; str = X509_NAME_ENTRY_get_data(ne); if (str == NULL) goto err; obj = X509_NAME_ENTRY_get_object(ne); if (obj == NULL) goto err; if (ca_config.msie_hack) { /* assume all type should be strings */ nid = OBJ_obj2nid(X509_NAME_ENTRY_get_object(ne)); if (nid == NID_undef) goto err; if (str->type == V_ASN1_UNIVERSALSTRING) ASN1_UNIVERSALSTRING_to_string(str); if ((str->type == V_ASN1_IA5STRING) && (nid != NID_pkcs9_emailAddress)) str->type = V_ASN1_T61STRING; if ((nid == NID_pkcs9_emailAddress) && (str->type == V_ASN1_PRINTABLESTRING)) str->type = V_ASN1_IA5STRING; } /* If no EMAIL is wanted in the subject */ if ((OBJ_obj2nid(obj) == NID_pkcs9_emailAddress) && (!email_dn)) continue; /* check some things */ if ((OBJ_obj2nid(obj) == NID_pkcs9_emailAddress) && (str->type != V_ASN1_IA5STRING)) { BIO_printf(bio_err, "\nemailAddress type needs to be of type IA5STRING\n"); goto err; } if ((str->type != V_ASN1_BMPSTRING) && (str->type != V_ASN1_UTF8STRING)) { j = ASN1_PRINTABLE_type(str->data, str->length); if (((j == V_ASN1_T61STRING) && (str->type != V_ASN1_T61STRING)) || ((j == V_ASN1_IA5STRING) && (str->type == V_ASN1_PRINTABLESTRING))) { BIO_printf(bio_err, "\nThe string contains characters that are illegal for the ASN.1 type\n"); goto err; } } if (default_op) old_entry_print(bio_err, obj, str); } /* Ok, now we check the 'policy' stuff. */ if ((subject = X509_NAME_new()) == NULL) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } /* take a copy of the issuer name before we mess with it. */ if (selfsign) CAname = X509_NAME_dup(name); else CAname = X509_NAME_dup(X509_get_subject_name(x509)); if (CAname == NULL) goto err; str = str2 = NULL; for (i = 0; i < sk_CONF_VALUE_num(policy); i++) { cv = sk_CONF_VALUE_value(policy, i); /* get the object id */ if ((j = OBJ_txt2nid(cv->name)) == NID_undef) { BIO_printf(bio_err, "%s:unknown object type in 'policy' configuration\n", cv->name); goto err; } obj = OBJ_nid2obj(j); if (obj == NULL) goto err; last = -1; for (;;) { /* lookup the object in the supplied name list */ j = X509_NAME_get_index_by_OBJ(name, obj, last); if (j < 0) { if (last != -1) break; tne = NULL; } else { tne = X509_NAME_get_entry(name, j); if (tne == NULL) goto err; } last = j; /* depending on the 'policy', decide what to do. */ push = NULL; if (strcmp(cv->value, "optional") == 0) { if (tne != NULL) push = tne; } else if (strcmp(cv->value, "supplied") == 0) { if (tne == NULL) { BIO_printf(bio_err, "The %s field needed to be supplied and was missing\n", cv->name); goto err; } else push = tne; } else if (strcmp(cv->value, "match") == 0) { int last2; if (tne == NULL) { BIO_printf(bio_err, "The mandatory %s field was missing\n", cv->name); goto err; } last2 = -1; again2: j = X509_NAME_get_index_by_OBJ(CAname, obj, last2); if ((j < 0) && (last2 == -1)) { BIO_printf(bio_err, "The %s field does not exist in the CA certificate,\nthe 'policy' is misconfigured\n", cv->name); goto err; } if (j >= 0) { push = X509_NAME_get_entry(CAname, j); if (push == NULL) goto err; str = X509_NAME_ENTRY_get_data(tne); if (str == NULL) goto err; str2 = X509_NAME_ENTRY_get_data(push); if (str2 == NULL) goto err; last2 = j; if (ASN1_STRING_cmp(str, str2) != 0) goto again2; } if (j < 0) { BIO_printf(bio_err, "The %s field needed to be the same in the\nCA certificate (%s) and the request (%s)\n", cv->name, ((str2 == NULL) ? "NULL" : (char *) str2->data), ((str == NULL) ? "NULL" : (char *) str->data)); goto err; } } else { BIO_printf(bio_err, "%s:invalid type in 'policy' configuration\n", cv->value); goto err; } if (push != NULL) { if (!X509_NAME_add_entry(subject, push, -1, 0)) { X509_NAME_ENTRY_free(push); BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } } if (j < 0) break; } } if (ca_config.preserve) { X509_NAME_free(subject); /* subject=X509_NAME_dup(X509_REQ_get_subject_name(req)); */ subject = X509_NAME_dup(name); if (subject == NULL) goto err; } /* We are now totally happy, lets make and sign the certificate */ if (verbose) BIO_printf(bio_err, "Everything appears to be ok, creating and signing the certificate\n"); if ((ret = X509_new()) == NULL) goto err; #ifdef X509_V3 /* Make it an X509 v3 certificate. */ if (!X509_set_version(ret, 2)) goto err; #endif if (X509_get_serialNumber(ret) == NULL) goto err; if (BN_to_ASN1_INTEGER(serial, X509_get_serialNumber(ret)) == NULL) goto err; if (selfsign) { if (!X509_set_issuer_name(ret, subject)) goto err; } else { if (!X509_set_issuer_name(ret, X509_get_subject_name(x509))) goto err; } if (strcmp(startdate, "today") == 0) { if (X509_gmtime_adj(X509_get_notBefore(ret), 0) == NULL) goto err; } else if (setCertificateTime(X509_get_notBefore(ret), startdate) == -1) { BIO_printf(bio_err, "Invalid start date %s\n", startdate); goto err; } if (enddate == NULL) { if (X509_time_adj_ex(X509_get_notAfter(ret), days, 0, NULL) == NULL) goto err; } else if (setCertificateTime(X509_get_notAfter(ret), enddate) == -1) { BIO_printf(bio_err, "Invalid end date %s\n", enddate); goto err; } if (!X509_set_subject_name(ret, subject)) goto err; if ((pktmp = X509_REQ_get0_pubkey(req)) == NULL) goto err; if (!X509_set_pubkey(ret, pktmp)) goto err; /* Lets add the extensions, if there are any */ if (ext_sect != NULL) { X509V3_CTX ctx; /* Initialize the context structure */ if (selfsign) X509V3_set_ctx(&ctx, ret, ret, req, NULL, 0); else X509V3_set_ctx(&ctx, x509, ret, req, NULL, 0); if (extconf != NULL) { if (verbose) BIO_printf(bio_err, "Extra configuration file found\n"); /* Use the extconf configuration db LHASH */ X509V3_set_nconf(&ctx, extconf); /* Test the structure (needed?) */ /* X509V3_set_ctx_test(&ctx); */ /* Adds exts contained in the configuration file */ if (!X509V3_EXT_add_nconf(extconf, &ctx, ext_sect, ret)) { BIO_printf(bio_err, "ERROR: adding extensions in section %s\n", ext_sect); ERR_print_errors(bio_err); goto err; } if (verbose) BIO_printf(bio_err, "Successfully added extensions from file.\n"); } else if (ext_sect != NULL) { /* We found extensions to be set from config file */ X509V3_set_nconf(&ctx, lconf); if (!X509V3_EXT_add_nconf(lconf, &ctx, ext_sect, ret)) { BIO_printf(bio_err, "ERROR: adding extensions in section %s\n", ext_sect); ERR_print_errors(bio_err); goto err; } if (verbose) BIO_printf(bio_err, "Successfully added extensions from config\n"); } } /* Copy extensions from request (if any) */ if (!copy_extensions(ret, req, ext_copy)) { BIO_printf(bio_err, "ERROR: adding extensions from request\n"); ERR_print_errors(bio_err); goto err; } exts = X509_get0_extensions(ret); if (exts != NULL && sk_X509_EXTENSION_num(exts) > 0) { /* Make it an X509 v3 certificate. */ if (!X509_set_version(ret, 2)) goto err; } if (verbose) BIO_printf(bio_err, "The subject name appears to be ok, checking data base for clashes\n"); /* Build the correct Subject if no email is wanted in the subject */ if (!email_dn) { X509_NAME_ENTRY *tmpne; /* * Its best to dup the subject DN and then delete any email * addresses because this retains its structure. */ if ((dn_subject = X509_NAME_dup(subject)) == NULL) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } while ((i = X509_NAME_get_index_by_NID(dn_subject, NID_pkcs9_emailAddress, -1)) >= 0) { tmpne = X509_NAME_get_entry(dn_subject, i); if (tmpne == NULL) goto err; if (X509_NAME_delete_entry(dn_subject, i) == NULL) { X509_NAME_ENTRY_free(tmpne); goto err; } X509_NAME_ENTRY_free(tmpne); } if (!X509_set_subject_name(ret, dn_subject)) goto err; X509_NAME_free(dn_subject); dn_subject = NULL; } row[DB_name] = X509_NAME_oneline(X509_get_subject_name(ret), NULL, 0); if (row[DB_name] == NULL) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } if (BN_is_zero(serial)) row[DB_serial] = strdup("00"); else row[DB_serial] = BN_bn2hex(serial); if (row[DB_serial] == NULL) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } if (row[DB_name][0] == '\0') { /* * An empty subject! We'll use the serial number instead. If * unique_subject is in use then we don't want different * entries with empty subjects matching each other. */ free(row[DB_name]); row[DB_name] = strdup(row[DB_serial]); if (row[DB_name] == NULL) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } } if (db->attributes.unique_subject) { OPENSSL_STRING *crow = row; rrow = TXT_DB_get_by_index(db->db, DB_name, crow); if (rrow != NULL) { BIO_printf(bio_err, "ERROR:There is already a certificate for %s\n", row[DB_name]); } } if (rrow == NULL) { rrow = TXT_DB_get_by_index(db->db, DB_serial, row); if (rrow != NULL) { BIO_printf(bio_err, "ERROR:Serial number %s has already been issued,\n", row[DB_serial]); BIO_printf(bio_err, " check the database/serial_file for corruption\n"); } } if (rrow != NULL) { BIO_printf(bio_err, "The matching entry has the following details\n"); if (rrow[DB_type][0] == DB_TYPE_EXP) p = "Expired"; else if (rrow[DB_type][0] == DB_TYPE_REV) p = "Revoked"; else if (rrow[DB_type][0] == DB_TYPE_VAL) p = "Valid"; else p = "\ninvalid type, Data base error\n"; BIO_printf(bio_err, "Type :%s\n", p); if (rrow[DB_type][0] == DB_TYPE_REV) { p = rrow[DB_exp_date]; if (p == NULL) p = "undef"; BIO_printf(bio_err, "Was revoked on:%s\n", p); } p = rrow[DB_exp_date]; if (p == NULL) p = "undef"; BIO_printf(bio_err, "Expires on :%s\n", p); p = rrow[DB_serial]; if (p == NULL) p = "undef"; BIO_printf(bio_err, "Serial Number :%s\n", p); p = rrow[DB_file]; if (p == NULL) p = "undef"; BIO_printf(bio_err, "File name :%s\n", p); p = rrow[DB_name]; if (p == NULL) p = "undef"; BIO_printf(bio_err, "Subject Name :%s\n", p); ok = -1; /* This is now a 'bad' error. */ goto err; } if (!default_op) { BIO_printf(bio_err, "Certificate Details:\n"); /* * Never print signature details because signature not * present */ certopt |= X509_FLAG_NO_SIGDUMP | X509_FLAG_NO_SIGNAME; if (!X509_print_ex(bio_err, ret, nameopt, certopt)) goto err; } BIO_printf(bio_err, "Certificate is to be certified until "); ASN1_TIME_print(bio_err, X509_get_notAfter(ret)); if (days) BIO_printf(bio_err, " (%ld days)", days); BIO_printf(bio_err, "\n"); if (!batch) { char answer[25]; BIO_printf(bio_err, "Sign the certificate? [y/n]:"); (void) BIO_flush(bio_err); if (!fgets(answer, sizeof(answer) - 1, stdin)) { BIO_printf(bio_err, "CERTIFICATE WILL NOT BE CERTIFIED: I/O error\n"); ok = 0; goto err; } if (!((answer[0] == 'y') || (answer[0] == 'Y'))) { BIO_printf(bio_err, "CERTIFICATE WILL NOT BE CERTIFIED\n"); ok = 0; goto err; } } if ((pktmp = X509_get0_pubkey(ret)) == NULL) goto err; if (EVP_PKEY_missing_parameters(pktmp) && !EVP_PKEY_missing_parameters(pkey)) { if (!EVP_PKEY_copy_parameters(pktmp, pkey)) { goto err; } } if (!do_X509_sign(bio_err, ret, pkey, dgst, sigopts)) goto err; /* We now just add it to the database */ row[DB_type] = malloc(2); if ((tm = X509_get_notAfter(ret)) == NULL) goto err; row[DB_exp_date] = strndup(tm->data, tm->length); if (row[DB_type] == NULL || row[DB_exp_date] == NULL) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } row[DB_rev_date] = NULL; /* row[DB_serial] done already */ row[DB_file] = malloc(8); if ((row[DB_type] == NULL) || (row[DB_file] == NULL) || (row[DB_name] == NULL)) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } (void) strlcpy(row[DB_file], "unknown", 8); row[DB_type][0] = DB_TYPE_VAL; row[DB_type][1] = '\0'; if ((irow = reallocarray(NULL, DB_NUMBER + 1, sizeof(char *))) == NULL) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } for (i = 0; i < DB_NUMBER; i++) { irow[i] = row[i]; row[i] = NULL; } irow[DB_NUMBER] = NULL; if (!TXT_DB_insert(db->db, irow)) { BIO_printf(bio_err, "failed to update database\n"); BIO_printf(bio_err, "TXT_DB error number %ld\n", db->db->error); goto err; } *xret = ret; ret = NULL; ok = 1; err: for (i = 0; i < DB_NUMBER; i++) free(row[i]); X509_NAME_free(CAname); X509_NAME_free(subject); X509_NAME_free(dn_subject); X509_free(ret); return (ok); } static int write_new_certificate(BIO *bp, X509 *x, int output_der, int notext) { if (output_der) { if (!i2d_X509_bio(bp, x)) return (0); } if (!notext) { if (!X509_print(bp, x)) return (0); } return PEM_write_bio_X509(bp, x); } static int certify_spkac(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst, STACK_OF(OPENSSL_STRING) *sigopts, STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj, unsigned long chtype, int multirdn, int email_dn, char *startdate, char *enddate, long days, char *ext_sect, CONF *lconf, int verbose, unsigned long certopt, unsigned long nameopt, int default_op, int ext_copy) { STACK_OF(CONF_VALUE) *sk = NULL; LHASH_OF(CONF_VALUE) *parms = NULL; X509_REQ *req = NULL; CONF_VALUE *cv = NULL; NETSCAPE_SPKI *spki = NULL; char *type, *buf; EVP_PKEY *pktmp = NULL; X509_NAME *n = NULL; int ok = -1, i, j; long errline; int nid; /* * Load input file into a hash table. (This is just an easy * way to read and parse the file, then put it into a convenient * STACK format). */ parms = CONF_load(NULL, infile, &errline); if (parms == NULL) { BIO_printf(bio_err, "error on line %ld of %s\n", errline, infile); ERR_print_errors(bio_err); goto err; } sk = CONF_get_section(parms, "default"); if (sk_CONF_VALUE_num(sk) == 0) { BIO_printf(bio_err, "no name/value pairs found in %s\n", infile); CONF_free(parms); goto err; } /* * Now create a dummy X509 request structure. We don't actually * have an X509 request, but we have many of the components * (a public key, various DN components). The idea is that we * put these components into the right X509 request structure * and we can use the same code as if you had a real X509 request. */ req = X509_REQ_new(); if (req == NULL) { ERR_print_errors(bio_err); goto err; } /* * Build up the subject name set. */ n = X509_REQ_get_subject_name(req); for (i = 0;; i++) { if (sk_CONF_VALUE_num(sk) <= i) break; cv = sk_CONF_VALUE_value(sk, i); type = cv->name; /* * Skip past any leading X. X: X, etc to allow for multiple * instances */ for (buf = cv->name; *buf; buf++) { if ((*buf == ':') || (*buf == ',') || (*buf == '.')) { buf++; if (*buf) type = buf; break; } } buf = cv->value; if ((nid = OBJ_txt2nid(type)) == NID_undef) { if (strcmp(type, "SPKAC") == 0) { spki = NETSCAPE_SPKI_b64_decode(cv->value, -1); if (spki == NULL) { BIO_printf(bio_err, "unable to load Netscape SPKAC structure\n"); ERR_print_errors(bio_err); goto err; } } continue; } if (!X509_NAME_add_entry_by_NID(n, nid, chtype, (unsigned char *)buf, -1, -1, 0)) goto err; } if (spki == NULL) { BIO_printf(bio_err, "Netscape SPKAC structure not found in %s\n", infile); goto err; } /* * Now extract the key from the SPKI structure. */ BIO_printf(bio_err, "Check that the SPKAC request matches the signature\n"); if ((pktmp = NETSCAPE_SPKI_get_pubkey(spki)) == NULL) { BIO_printf(bio_err, "error unpacking SPKAC public key\n"); goto err; } j = NETSCAPE_SPKI_verify(spki, pktmp); if (j <= 0) { BIO_printf(bio_err, "signature verification failed on SPKAC public key\n"); goto err; } BIO_printf(bio_err, "Signature ok\n"); if (!X509_REQ_set_pubkey(req, pktmp)) { EVP_PKEY_free(pktmp); goto err; } EVP_PKEY_free(pktmp); ok = do_body(xret, pkey, x509, dgst, sigopts, policy, db, serial, subj, chtype, multirdn, email_dn, startdate, enddate, days, 1, verbose, req, ext_sect, lconf, certopt, nameopt, default_op, ext_copy, 0); err: X509_REQ_free(req); CONF_free(parms); NETSCAPE_SPKI_free(spki); return (ok); } static int check_time_format(const char *str) { return ASN1_TIME_set_string(NULL, str); } static int do_revoke(X509 *x509, CA_DB *db, int type, char *value) { ASN1_UTCTIME *tm = NULL; char *row[DB_NUMBER], **rrow, **irow; char *rev_str = NULL; BIGNUM *bn = NULL; int ok = -1, i; for (i = 0; i < DB_NUMBER; i++) row[i] = NULL; row[DB_name] = X509_NAME_oneline(X509_get_subject_name(x509), NULL, 0); bn = ASN1_INTEGER_to_BN(X509_get_serialNumber(x509), NULL); if (bn == NULL) goto err; if (BN_is_zero(bn)) row[DB_serial] = strdup("00"); else row[DB_serial] = BN_bn2hex(bn); BN_free(bn); if (row[DB_name] != NULL && row[DB_name][0] == '\0') { /* * Entries with empty Subjects actually use the serial number * instead */ free(row[DB_name]); row[DB_name] = strdup(row[DB_serial]); if (row[DB_name] == NULL) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } } if ((row[DB_name] == NULL) || (row[DB_serial] == NULL)) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } /* * We have to lookup by serial number because name lookup skips * revoked certs */ rrow = TXT_DB_get_by_index(db->db, DB_serial, row); if (rrow == NULL) { BIO_printf(bio_err, "Adding Entry with serial number %s to DB for %s\n", row[DB_serial], row[DB_name]); /* We now just add it to the database */ row[DB_type] = malloc(2); if ((tm = X509_get_notAfter(x509)) == NULL) goto err; row[DB_exp_date] = strndup(tm->data, tm->length); if (row[DB_type] == NULL || row[DB_exp_date] == NULL) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } row[DB_rev_date] = NULL; /* row[DB_serial] done already */ row[DB_file] = malloc(8); /* row[DB_name] done already */ if ((row[DB_type] == NULL) || (row[DB_file] == NULL)) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } (void) strlcpy(row[DB_file], "unknown", 8); row[DB_type][0] = DB_TYPE_VAL; row[DB_type][1] = '\0'; if ((irow = reallocarray(NULL, sizeof(char *), (DB_NUMBER + 1))) == NULL) { BIO_printf(bio_err, "Memory allocation failure\n"); goto err; } for (i = 0; i < DB_NUMBER; i++) { irow[i] = row[i]; row[i] = NULL; } irow[DB_NUMBER] = NULL; if (!TXT_DB_insert(db->db, irow)) { BIO_printf(bio_err, "failed to update database\n"); BIO_printf(bio_err, "TXT_DB error number %ld\n", db->db->error); goto err; } /* Revoke Certificate */ ok = do_revoke(x509, db, type, value); goto err; } else if (index_name_cmp_noconst(row, rrow)) { BIO_printf(bio_err, "ERROR:name does not match %s\n", row[DB_name]); goto err; } else if (rrow[DB_type][0] == DB_TYPE_REV) { BIO_printf(bio_err, "ERROR:Already revoked, serial number %s\n", row[DB_serial]); goto err; } else { BIO_printf(bio_err, "Revoking Certificate %s.\n", rrow[DB_serial]); rev_str = make_revocation_str(type, value); if (rev_str == NULL) { BIO_printf(bio_err, "Error in revocation arguments\n"); goto err; } rrow[DB_type][0] = DB_TYPE_REV; rrow[DB_type][1] = '\0'; rrow[DB_rev_date] = rev_str; } ok = 1; err: for (i = 0; i < DB_NUMBER; i++) free(row[i]); return (ok); } static int get_certificate_status(const char *serial, CA_DB *db) { char *row[DB_NUMBER], **rrow; int ok = -1, i; /* Free Resources */ for (i = 0; i < DB_NUMBER; i++) row[i] = NULL; /* Malloc needed char spaces */ row[DB_serial] = malloc(strlen(serial) + 2); if (row[DB_serial] == NULL) { BIO_printf(bio_err, "Malloc failure\n"); goto err; } if (strlen(serial) % 2) { /* Set the first char to 0 */ ; row[DB_serial][0] = '0'; /* Copy String from serial to row[DB_serial] */ memcpy(row[DB_serial] + 1, serial, strlen(serial)); row[DB_serial][strlen(serial) + 1] = '\0'; } else { /* Copy String from serial to row[DB_serial] */ memcpy(row[DB_serial], serial, strlen(serial)); row[DB_serial][strlen(serial)] = '\0'; } /* Make it Upper Case */ for (i = 0; row[DB_serial][i] != '\0'; i++) row[DB_serial][i] = toupper((unsigned char) row[DB_serial][i]); ok = 1; /* Search for the certificate */ rrow = TXT_DB_get_by_index(db->db, DB_serial, row); if (rrow == NULL) { BIO_printf(bio_err, "Serial %s not present in db.\n", row[DB_serial]); ok = -1; goto err; } else if (rrow[DB_type][0] == DB_TYPE_VAL) { BIO_printf(bio_err, "%s=Valid (%c)\n", row[DB_serial], rrow[DB_type][0]); goto err; } else if (rrow[DB_type][0] == DB_TYPE_REV) { BIO_printf(bio_err, "%s=Revoked (%c)\n", row[DB_serial], rrow[DB_type][0]); goto err; } else if (rrow[DB_type][0] == DB_TYPE_EXP) { BIO_printf(bio_err, "%s=Expired (%c)\n", row[DB_serial], rrow[DB_type][0]); goto err; } else if (rrow[DB_type][0] == DB_TYPE_SUSP) { BIO_printf(bio_err, "%s=Suspended (%c)\n", row[DB_serial], rrow[DB_type][0]); goto err; } else { BIO_printf(bio_err, "%s=Unknown (%c).\n", row[DB_serial], rrow[DB_type][0]); ok = -1; } err: for (i = 0; i < DB_NUMBER; i++) free(row[i]); return (ok); } static int do_updatedb(CA_DB *db) { ASN1_UTCTIME *a_tm = NULL; int i, cnt = 0; int db_y2k, a_y2k; /* flags = 1 if y >= 2000 */ char **rrow, *a_tm_s = NULL; a_tm = ASN1_UTCTIME_new(); if (a_tm == NULL) { cnt = -1; goto err; } /* get actual time and make a string */ a_tm = X509_gmtime_adj(a_tm, 0); if (a_tm == NULL) { cnt = -1; goto err; } a_tm_s = strndup(a_tm->data, a_tm->length); if (a_tm_s == NULL) { cnt = -1; goto err; } if (strncmp(a_tm_s, "49", 2) <= 0) a_y2k = 1; else a_y2k = 0; for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) { rrow = sk_OPENSSL_PSTRING_value(db->db->data, i); if (rrow[DB_type][0] == DB_TYPE_VAL) { /* ignore entries that are not valid */ if (strncmp(rrow[DB_exp_date], "49", 2) <= 0) db_y2k = 1; else db_y2k = 0; if (db_y2k == a_y2k) { /* all on the same y2k side */ if (strcmp(rrow[DB_exp_date], a_tm_s) <= 0) { rrow[DB_type][0] = DB_TYPE_EXP; rrow[DB_type][1] = '\0'; cnt++; BIO_printf(bio_err, "%s=Expired\n", rrow[DB_serial]); } } else if (db_y2k < a_y2k) { rrow[DB_type][0] = DB_TYPE_EXP; rrow[DB_type][1] = '\0'; cnt++; BIO_printf(bio_err, "%s=Expired\n", rrow[DB_serial]); } } } err: ASN1_UTCTIME_free(a_tm); free(a_tm_s); return (cnt); } static const char *crl_reasons[] = { /* CRL reason strings */ "unspecified", "keyCompromise", "CACompromise", "affiliationChanged", "superseded", "cessationOfOperation", "certificateHold", "removeFromCRL", /* Additional pseudo reasons */ "holdInstruction", "keyTime", "CAkeyTime" }; #define NUM_REASONS (sizeof(crl_reasons) / sizeof(char *)) /* Given revocation information convert to a DB string. * The format of the string is: * revtime[,reason,extra]. Where 'revtime' is the * revocation time (the current time). 'reason' is the * optional CRL reason and 'extra' is any additional * argument */ char * make_revocation_str(int rev_type, char *rev_arg) { char *other = NULL, *str; const char *reason = NULL; ASN1_OBJECT *otmp; ASN1_UTCTIME *revtm = NULL; int i; switch (rev_type) { case REV_NONE: break; case REV_CRL_REASON: for (i = 0; i < 8; i++) { if (strcasecmp(rev_arg, crl_reasons[i]) == 0) { reason = crl_reasons[i]; break; } } if (reason == NULL) { BIO_printf(bio_err, "Unknown CRL reason %s\n", rev_arg); return NULL; } break; case REV_HOLD: /* Argument is an OID */ otmp = OBJ_txt2obj(rev_arg, 0); ASN1_OBJECT_free(otmp); if (otmp == NULL) { BIO_printf(bio_err, "Invalid object identifier %s\n", rev_arg); return NULL; } reason = "holdInstruction"; other = rev_arg; break; case REV_KEY_COMPROMISE: case REV_CA_COMPROMISE: /* Argument is the key compromise time */ if (!ASN1_GENERALIZEDTIME_set_string(NULL, rev_arg)) { BIO_printf(bio_err, "Invalid time format %s. Need YYYYMMDDHHMMSSZ\n", rev_arg); return NULL; } other = rev_arg; if (rev_type == REV_KEY_COMPROMISE) reason = "keyTime"; else reason = "CAkeyTime"; break; } revtm = X509_gmtime_adj(NULL, 0); if (revtm == NULL) return NULL; if (asprintf(&str, "%s%s%s%s%s", revtm->data, reason ? "," : "", reason ? reason : "", other ? "," : "", other ? other : "") == -1) str = NULL; ASN1_UTCTIME_free(revtm); return str; } /* Convert revocation field to X509_REVOKED entry * return code: * 0 error * 1 OK * 2 OK and some extensions added (i.e. V2 CRL) */ int make_revoked(X509_REVOKED *rev, const char *str) { char *tmp = NULL; int reason_code = -1; int i, ret = 0; ASN1_OBJECT *hold = NULL; ASN1_GENERALIZEDTIME *comp_time = NULL; ASN1_ENUMERATED *rtmp = NULL; ASN1_TIME *revDate = NULL; i = unpack_revinfo(&revDate, &reason_code, &hold, &comp_time, str); if (i == 0) goto err; if (rev != NULL && !X509_REVOKED_set_revocationDate(rev, revDate)) goto err; if (rev != NULL && (reason_code != OCSP_REVOKED_STATUS_NOSTATUS)) { rtmp = ASN1_ENUMERATED_new(); if (rtmp == NULL || !ASN1_ENUMERATED_set(rtmp, reason_code)) goto err; if (!X509_REVOKED_add1_ext_i2d(rev, NID_crl_reason, rtmp, 0, 0)) goto err; } if (rev != NULL && comp_time != NULL) { if (!X509_REVOKED_add1_ext_i2d(rev, NID_invalidity_date, comp_time, 0, 0)) goto err; } if (rev != NULL && hold != NULL) { if (!X509_REVOKED_add1_ext_i2d(rev, NID_hold_instruction_code, hold, 0, 0)) goto err; } if (reason_code != OCSP_REVOKED_STATUS_NOSTATUS) ret = 2; else ret = 1; err: free(tmp); ASN1_OBJECT_free(hold); ASN1_GENERALIZEDTIME_free(comp_time); ASN1_ENUMERATED_free(rtmp); ASN1_TIME_free(revDate); return ret; } int old_entry_print(BIO *bp, ASN1_OBJECT *obj, ASN1_STRING *str) { char buf[25], *pbuf, *p; int j; j = i2a_ASN1_OBJECT(bp, obj); pbuf = buf; for (j = 22 - j; j > 0; j--) *(pbuf++) = ' '; *(pbuf++) = ':'; *(pbuf++) = '\0'; BIO_puts(bp, buf); if (str->type == V_ASN1_PRINTABLESTRING) BIO_printf(bp, "PRINTABLE:'"); else if (str->type == V_ASN1_T61STRING) BIO_printf(bp, "T61STRING:'"); else if (str->type == V_ASN1_IA5STRING) BIO_printf(bp, "IA5STRING:'"); else if (str->type == V_ASN1_UNIVERSALSTRING) BIO_printf(bp, "UNIVERSALSTRING:'"); else BIO_printf(bp, "ASN.1 %2d:'", str->type); p = (char *) str->data; for (j = str->length; j > 0; j--) { if ((*p >= ' ') && (*p <= '~')) BIO_printf(bp, "%c", *p); else if (*p & 0x80) BIO_printf(bp, "\\0x%02X", *p); else if ((unsigned char) *p == 0xf7) BIO_printf(bp, "^?"); else BIO_printf(bp, "^%c", *p + '@'); p++; } BIO_printf(bp, "'\n"); return 1; } int unpack_revinfo(ASN1_TIME **prevtm, int *preason, ASN1_OBJECT **phold, ASN1_GENERALIZEDTIME **pinvtm, const char *str) { char *tmp = NULL; char *rtime_str, *reason_str = NULL, *arg_str = NULL, *p; int reason_code = -1; int ret = 0; unsigned int i; ASN1_OBJECT *hold = NULL; ASN1_GENERALIZEDTIME *comp_time = NULL; if ((tmp = strdup(str)) == NULL) { BIO_printf(bio_err, "malloc failed\n"); goto err; } p = strchr(tmp, ','); rtime_str = tmp; if (p != NULL) { *p = '\0'; p++; reason_str = p; p = strchr(p, ','); if (p != NULL) { *p = '\0'; arg_str = p + 1; } } if (prevtm != NULL) { *prevtm = ASN1_UTCTIME_new(); if (!ASN1_UTCTIME_set_string(*prevtm, rtime_str)) { BIO_printf(bio_err, "invalid revocation date %s\n", rtime_str); goto err; } } if (reason_str != NULL) { for (i = 0; i < NUM_REASONS; i++) { if (strcasecmp(reason_str, crl_reasons[i]) == 0) { reason_code = i; break; } } if (reason_code == OCSP_REVOKED_STATUS_NOSTATUS) { BIO_printf(bio_err, "invalid reason code %s\n", reason_str); goto err; } if (reason_code == 7) reason_code = OCSP_REVOKED_STATUS_REMOVEFROMCRL; else if (reason_code == 8) { /* Hold instruction */ if (arg_str == NULL) { BIO_printf(bio_err, "missing hold instruction\n"); goto err; } reason_code = OCSP_REVOKED_STATUS_CERTIFICATEHOLD; hold = OBJ_txt2obj(arg_str, 0); if (hold == NULL) { BIO_printf(bio_err, "invalid object identifier %s\n", arg_str); goto err; } if (phold != NULL) *phold = hold; } else if ((reason_code == 9) || (reason_code == 10)) { if (arg_str == NULL) { BIO_printf(bio_err, "missing compromised time\n"); goto err; } comp_time = ASN1_GENERALIZEDTIME_new(); if (!ASN1_GENERALIZEDTIME_set_string(comp_time, arg_str)) { BIO_printf(bio_err, "invalid compromised time %s\n", arg_str); goto err; } if (reason_code == 9) reason_code = OCSP_REVOKED_STATUS_KEYCOMPROMISE; else reason_code = OCSP_REVOKED_STATUS_CACOMPROMISE; } } if (preason != NULL) *preason = reason_code; if (pinvtm != NULL) *pinvtm = comp_time; else ASN1_GENERALIZEDTIME_free(comp_time); ret = 1; err: free(tmp); if (phold == NULL) ASN1_OBJECT_free(hold); if (pinvtm == NULL) ASN1_GENERALIZEDTIME_free(comp_time); return ret; } static char * bin2hex(unsigned char *data, size_t len) { char *ret = NULL; char hex[] = "0123456789ABCDEF"; int i; if ((ret = malloc(len * 2 + 1)) != NULL) { for (i = 0; i < len; i++) { ret[i * 2 + 0] = hex[data[i] >> 4]; ret[i * 2 + 1] = hex[data[i] & 0x0F]; } ret[len * 2] = '\0'; } return ret; }