/* $OpenBSD: x509.c,v 1.46 2014/06/28 04:39:41 deraadt 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.] */ #include #include #include #include #include #include "apps.h" #include #include #include #include #include #include #include #include #include #include #include #define POSTFIX ".srl" #define DEF_DAYS 30 static const char *x509_usage[] = { "usage: x509 args\n", " -inform arg - input format - default PEM (one of DER, NET or PEM)\n", " -outform arg - output format - default PEM (one of DER, NET or PEM)\n", " -keyform arg - private key format - default PEM\n", " -CAform arg - CA format - default PEM\n", " -CAkeyform arg - CA key format - default PEM\n", " -in arg - input file - default stdin\n", " -out arg - output file - default stdout\n", " -passin arg - private key password source\n", " -serial - print serial number value\n", " -subject_hash - print subject hash value\n", #ifndef OPENSSL_NO_MD5 " -subject_hash_old - print old-style (MD5) subject hash value\n", #endif " -issuer_hash - print issuer hash value\n", #ifndef OPENSSL_NO_MD5 " -issuer_hash_old - print old-style (MD5) issuer hash value\n", #endif " -hash - synonym for -subject_hash\n", " -subject - print subject DN\n", " -issuer - print issuer DN\n", " -email - print email address(es)\n", " -startdate - notBefore field\n", " -enddate - notAfter field\n", " -purpose - print out certificate purposes\n", " -dates - both Before and After dates\n", " -modulus - print the RSA key modulus\n", " -pubkey - output the public key\n", " -fingerprint - print the certificate fingerprint\n", " -alias - output certificate alias\n", " -noout - no certificate output\n", " -ocspid - print OCSP hash values for the subject name and public key\n", " -ocsp_uri - print OCSP Responder URL(s)\n", " -trustout - output a \"trusted\" certificate\n", " -clrtrust - clear all trusted purposes\n", " -clrreject - clear all rejected purposes\n", " -addtrust arg - trust certificate for a given purpose\n", " -addreject arg - reject certificate for a given purpose\n", " -setalias arg - set certificate alias\n", " -days arg - How long till expiry of a signed certificate - def 30 days\n", " -checkend arg - check whether the cert expires in the next arg seconds\n", " exit 1 if so, 0 if not\n", " -signkey arg - self sign cert with arg\n", " -x509toreq - output a certification request object\n", " -req - input is a certificate request, sign and output.\n", " -CA arg - set the CA certificate, must be PEM format.\n", " -CAkey arg - set the CA key, must be PEM format\n", " missing, it is assumed to be in the CA file.\n", " -CAcreateserial - create serial number file if it does not exist\n", " -CAserial arg - serial file\n", " -set_serial - serial number to use\n", " -text - print the certificate in text form\n", " -C - print out C code forms\n", " -md2/-md5/-sha1/-mdc2 - digest to use\n", " -extfile - configuration file with X509V3 extensions to add\n", " -extensions - section from config file with X509V3 extensions to add\n", " -clrext - delete extensions before signing and input certificate\n", " -nameopt arg - various certificate name options\n", #ifndef OPENSSL_NO_ENGINE " -engine e - use engine e, possibly a hardware device.\n", #endif " -certopt arg - various certificate text options\n", NULL }; static int callb(int ok, X509_STORE_CTX *ctx); static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest, CONF *conf, char *section); static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest, X509 *x, X509 *xca, EVP_PKEY *pkey, STACK_OF(OPENSSL_STRING) *sigopts, char *serial, int create, int days, int clrext, CONF *conf, char *section, ASN1_INTEGER *sno); static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt); static int reqfile = 0; int x509_main(int, char **); int x509_main(int argc, char **argv) { ENGINE *e = NULL; int ret = 1; X509_REQ *req = NULL; X509 *x = NULL, *xca = NULL; ASN1_OBJECT *objtmp; STACK_OF(OPENSSL_STRING) *sigopts = NULL; EVP_PKEY *Upkey = NULL, *CApkey = NULL; ASN1_INTEGER *sno = NULL; int i, num, badops = 0; BIO *out = NULL; BIO *STDout = NULL; STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL; int informat, outformat, keyformat, CAformat, CAkeyformat; char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL; char *CAkeyfile = NULL, *CAserial = NULL; char *alias = NULL; int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 0, enddate = 0; int next_serial = 0; int subject_hash = 0, issuer_hash = 0, ocspid = 0; #ifndef OPENSSL_NO_MD5 int subject_hash_old = 0, issuer_hash_old = 0; #endif int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0, email = 0; int ocsp_uri = 0; int trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0, clrext = 0; int C = 0; int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0; int pprint = 0; const char **pp; X509_STORE *ctx = NULL; X509_REQ *rq = NULL; int fingerprint = 0; char buf[256]; const EVP_MD *md_alg, *digest = NULL; CONF *extconf = NULL; char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL; int checkend = 0, checkoffset = 0; unsigned long nmflag = 0, certflag = 0; #ifndef OPENSSL_NO_ENGINE char *engine = NULL; #endif const char *errstr = NULL; reqfile = 0; if (!load_config(bio_err, NULL)) goto end; STDout = BIO_new_fp(stdout, BIO_NOCLOSE); informat = FORMAT_PEM; outformat = FORMAT_PEM; keyformat = FORMAT_PEM; CAformat = FORMAT_PEM; CAkeyformat = FORMAT_PEM; ctx = X509_STORE_new(); if (ctx == NULL) goto end; X509_STORE_set_verify_cb(ctx, callb); argc--; argv++; num = 0; while (argc >= 1) { if (strcmp(*argv, "-inform") == 0) { if (--argc < 1) goto bad; informat = str2fmt(*(++argv)); } else if (strcmp(*argv, "-outform") == 0) { if (--argc < 1) goto bad; outformat = str2fmt(*(++argv)); } else if (strcmp(*argv, "-keyform") == 0) { if (--argc < 1) goto bad; keyformat = str2fmt(*(++argv)); } else if (strcmp(*argv, "-req") == 0) { reqfile = 1; } else if (strcmp(*argv, "-CAform") == 0) { if (--argc < 1) goto bad; CAformat = str2fmt(*(++argv)); } else if (strcmp(*argv, "-CAkeyform") == 0) { if (--argc < 1) goto bad; CAkeyformat = str2fmt(*(++argv)); } else if (strcmp(*argv, "-sigopt") == 0) { if (--argc < 1) goto bad; if (!sigopts) sigopts = sk_OPENSSL_STRING_new_null(); if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, *(++argv))) goto bad; } else if (strcmp(*argv, "-days") == 0) { if (--argc < 1) goto bad; days = strtonum(*(++argv), 1, INT_MAX, &errstr); if (errstr) { BIO_printf(bio_err, "bad number of days: %s\n", errstr); goto bad; } } else if (strcmp(*argv, "-passin") == 0) { if (--argc < 1) goto bad; passargin = *(++argv); } else if (strcmp(*argv, "-extfile") == 0) { if (--argc < 1) goto bad; extfile = *(++argv); } else if (strcmp(*argv, "-extensions") == 0) { if (--argc < 1) goto bad; extsect = *(++argv); } else if (strcmp(*argv, "-in") == 0) { if (--argc < 1) goto bad; infile = *(++argv); } else if (strcmp(*argv, "-out") == 0) { if (--argc < 1) goto bad; outfile = *(++argv); } else if (strcmp(*argv, "-signkey") == 0) { if (--argc < 1) goto bad; keyfile = *(++argv); sign_flag = ++num; } else if (strcmp(*argv, "-CA") == 0) { if (--argc < 1) goto bad; CAfile = *(++argv); CA_flag = ++num; } else if (strcmp(*argv, "-CAkey") == 0) { if (--argc < 1) goto bad; CAkeyfile = *(++argv); } else if (strcmp(*argv, "-CAserial") == 0) { if (--argc < 1) goto bad; CAserial = *(++argv); } else if (strcmp(*argv, "-set_serial") == 0) { if (--argc < 1) goto bad; if (!(sno = s2i_ASN1_INTEGER(NULL, *(++argv)))) goto bad; } else if (strcmp(*argv, "-addtrust") == 0) { if (--argc < 1) goto bad; if (!(objtmp = OBJ_txt2obj(*(++argv), 0))) { BIO_printf(bio_err, "Invalid trust object value %s\n", *argv); goto bad; } if (!trust) trust = sk_ASN1_OBJECT_new_null(); sk_ASN1_OBJECT_push(trust, objtmp); trustout = 1; } else if (strcmp(*argv, "-addreject") == 0) { if (--argc < 1) goto bad; if (!(objtmp = OBJ_txt2obj(*(++argv), 0))) { BIO_printf(bio_err, "Invalid reject object value %s\n", *argv); goto bad; } if (!reject) reject = sk_ASN1_OBJECT_new_null(); sk_ASN1_OBJECT_push(reject, objtmp); trustout = 1; } else if (strcmp(*argv, "-setalias") == 0) { if (--argc < 1) goto bad; alias = *(++argv); trustout = 1; } else if (strcmp(*argv, "-certopt") == 0) { if (--argc < 1) goto bad; if (!set_cert_ex(&certflag, *(++argv))) goto bad; } else if (strcmp(*argv, "-nameopt") == 0) { if (--argc < 1) goto bad; if (!set_name_ex(&nmflag, *(++argv))) goto bad; } #ifndef OPENSSL_NO_ENGINE else if (strcmp(*argv, "-engine") == 0) { if (--argc < 1) goto bad; engine = *(++argv); } #endif else if (strcmp(*argv, "-C") == 0) C = ++num; else if (strcmp(*argv, "-email") == 0) email = ++num; else if (strcmp(*argv, "-ocsp_uri") == 0) ocsp_uri = ++num; else if (strcmp(*argv, "-serial") == 0) serial = ++num; else if (strcmp(*argv, "-next_serial") == 0) next_serial = ++num; else if (strcmp(*argv, "-modulus") == 0) modulus = ++num; else if (strcmp(*argv, "-pubkey") == 0) pubkey = ++num; else if (strcmp(*argv, "-x509toreq") == 0) x509req = ++num; else if (strcmp(*argv, "-text") == 0) text = ++num; else if (strcmp(*argv, "-hash") == 0 || strcmp(*argv, "-subject_hash") == 0) subject_hash = ++num; #ifndef OPENSSL_NO_MD5 else if (strcmp(*argv, "-subject_hash_old") == 0) subject_hash_old = ++num; #endif else if (strcmp(*argv, "-issuer_hash") == 0) issuer_hash = ++num; #ifndef OPENSSL_NO_MD5 else if (strcmp(*argv, "-issuer_hash_old") == 0) issuer_hash_old = ++num; #endif else if (strcmp(*argv, "-subject") == 0) subject = ++num; else if (strcmp(*argv, "-issuer") == 0) issuer = ++num; else if (strcmp(*argv, "-fingerprint") == 0) fingerprint = ++num; else if (strcmp(*argv, "-dates") == 0) { startdate = ++num; enddate = ++num; } else if (strcmp(*argv, "-purpose") == 0) pprint = ++num; else if (strcmp(*argv, "-startdate") == 0) startdate = ++num; else if (strcmp(*argv, "-enddate") == 0) enddate = ++num; else if (strcmp(*argv, "-checkend") == 0) { if (--argc < 1) goto bad; checkoffset = strtonum(*(++argv), 0, INT_MAX, &errstr); if (errstr) { BIO_printf(bio_err, "checkend unusable: %s\n", errstr); goto bad; } checkend = 1; } else if (strcmp(*argv, "-noout") == 0) noout = ++num; else if (strcmp(*argv, "-trustout") == 0) trustout = 1; else if (strcmp(*argv, "-clrtrust") == 0) clrtrust = ++num; else if (strcmp(*argv, "-clrreject") == 0) clrreject = ++num; else if (strcmp(*argv, "-alias") == 0) aliasout = ++num; else if (strcmp(*argv, "-CAcreateserial") == 0) CA_createserial = ++num; else if (strcmp(*argv, "-clrext") == 0) clrext = 1; else if (strcmp(*argv, "-ocspid") == 0) ocspid = ++num; else if ((md_alg = EVP_get_digestbyname(*argv + 1))) { /* ok */ digest = md_alg; } else { BIO_printf(bio_err, "unknown option %s\n", *argv); badops = 1; break; } argc--; argv++; } if (badops) { bad: for (pp = x509_usage; (*pp != NULL); pp++) BIO_printf(bio_err, "%s", *pp); goto end; } #ifndef OPENSSL_NO_ENGINE e = setup_engine(bio_err, engine, 0); #endif ERR_load_crypto_strings(); if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) { BIO_printf(bio_err, "Error getting password\n"); goto end; } if (!X509_STORE_set_default_paths(ctx)) { ERR_print_errors(bio_err); goto end; } if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM)) { CAkeyfile = CAfile; } else if ((CA_flag) && (CAkeyfile == NULL)) { BIO_printf(bio_err, "need to specify a CAkey if using the CA command\n"); goto end; } if (extfile) { long errorline = -1; X509V3_CTX ctx2; extconf = NCONF_new(NULL); if (!NCONF_load(extconf, extfile, &errorline)) { if (errorline <= 0) BIO_printf(bio_err, "error loading the config file '%s'\n", extfile); else BIO_printf(bio_err, "error on line %ld of config file '%s'\n", errorline, extfile); goto end; } if (!extsect) { extsect = NCONF_get_string(extconf, "default", "extensions"); if (!extsect) { ERR_clear_error(); extsect = "default"; } } X509V3_set_ctx_test(&ctx2); X509V3_set_nconf(&ctx2, extconf); if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL)) { BIO_printf(bio_err, "Error Loading extension section %s\n", extsect); ERR_print_errors(bio_err); goto end; } } if (reqfile) { EVP_PKEY *pkey; BIO *in; if (!sign_flag && !CA_flag) { BIO_printf(bio_err, "We need a private key to sign with\n"); goto end; } in = BIO_new(BIO_s_file()); if (in == NULL) { ERR_print_errors(bio_err); goto end; } if (infile == NULL) BIO_set_fp(in, stdin, BIO_NOCLOSE | BIO_FP_TEXT); else { if (BIO_read_filename(in, infile) <= 0) { perror(infile); BIO_free(in); goto end; } } req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL); BIO_free(in); if (req == NULL) { ERR_print_errors(bio_err); goto end; } if ((req->req_info == NULL) || (req->req_info->pubkey == NULL) || (req->req_info->pubkey->public_key == NULL) || (req->req_info->pubkey->public_key->data == NULL)) { BIO_printf(bio_err, "The certificate request appears to corrupted\n"); BIO_printf(bio_err, "It does not contain a public key\n"); goto end; } if ((pkey = X509_REQ_get_pubkey(req)) == NULL) { BIO_printf(bio_err, "error unpacking public key\n"); goto end; } i = X509_REQ_verify(req, pkey); EVP_PKEY_free(pkey); if (i < 0) { BIO_printf(bio_err, "Signature verification error\n"); ERR_print_errors(bio_err); goto end; } if (i == 0) { BIO_printf(bio_err, "Signature did not match the certificate request\n"); goto end; } else BIO_printf(bio_err, "Signature ok\n"); print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), nmflag); if ((x = X509_new()) == NULL) goto end; if (sno == NULL) { sno = ASN1_INTEGER_new(); if (!sno || !rand_serial(NULL, sno)) goto end; if (!X509_set_serialNumber(x, sno)) goto end; ASN1_INTEGER_free(sno); sno = NULL; } else if (!X509_set_serialNumber(x, sno)) goto end; if (!X509_set_issuer_name(x, req->req_info->subject)) goto end; if (!X509_set_subject_name(x, req->req_info->subject)) goto end; X509_gmtime_adj(X509_get_notBefore(x), 0); X509_time_adj_ex(X509_get_notAfter(x), days, 0, NULL); pkey = X509_REQ_get_pubkey(req); X509_set_pubkey(x, pkey); EVP_PKEY_free(pkey); } else x = load_cert(bio_err, infile, informat, NULL, e, "Certificate"); if (x == NULL) goto end; if (CA_flag) { xca = load_cert(bio_err, CAfile, CAformat, NULL, e, "CA Certificate"); if (xca == NULL) goto end; } if (!noout || text || next_serial) { OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3"); out = BIO_new(BIO_s_file()); if (out == NULL) { ERR_print_errors(bio_err); goto end; } if (outfile == NULL) { BIO_set_fp(out, stdout, BIO_NOCLOSE); } else { if (BIO_write_filename(out, outfile) <= 0) { perror(outfile); goto end; } } } if (alias) X509_alias_set1(x, (unsigned char *) alias, -1); if (clrtrust) X509_trust_clear(x); if (clrreject) X509_reject_clear(x); if (trust) { for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) { objtmp = sk_ASN1_OBJECT_value(trust, i); X509_add1_trust_object(x, objtmp); } } if (reject) { for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) { objtmp = sk_ASN1_OBJECT_value(reject, i); X509_add1_reject_object(x, objtmp); } } if (num) { for (i = 1; i <= num; i++) { if (issuer == i) { print_name(STDout, "issuer= ", X509_get_issuer_name(x), nmflag); } else if (subject == i) { print_name(STDout, "subject= ", X509_get_subject_name(x), nmflag); } else if (serial == i) { BIO_printf(STDout, "serial="); i2a_ASN1_INTEGER(STDout, X509_get_serialNumber(x)); BIO_printf(STDout, "\n"); } else if (next_serial == i) { BIGNUM *bnser; ASN1_INTEGER *ser; ser = X509_get_serialNumber(x); bnser = ASN1_INTEGER_to_BN(ser, NULL); if (!bnser) goto end; if (!BN_add_word(bnser, 1)) goto end; ser = BN_to_ASN1_INTEGER(bnser, NULL); if (!ser) goto end; BN_free(bnser); i2a_ASN1_INTEGER(out, ser); ASN1_INTEGER_free(ser); BIO_puts(out, "\n"); } else if ((email == i) || (ocsp_uri == i)) { int j; STACK_OF(OPENSSL_STRING) *emlst; if (email == i) emlst = X509_get1_email(x); else emlst = X509_get1_ocsp(x); for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++) BIO_printf(STDout, "%s\n", sk_OPENSSL_STRING_value(emlst, j)); X509_email_free(emlst); } else if (aliasout == i) { unsigned char *alstr; alstr = X509_alias_get0(x, NULL); if (alstr) BIO_printf(STDout, "%s\n", alstr); else BIO_puts(STDout, "\n"); } else if (subject_hash == i) { BIO_printf(STDout, "%08lx\n", X509_subject_name_hash(x)); } #ifndef OPENSSL_NO_MD5 else if (subject_hash_old == i) { BIO_printf(STDout, "%08lx\n", X509_subject_name_hash_old(x)); } #endif else if (issuer_hash == i) { BIO_printf(STDout, "%08lx\n", X509_issuer_name_hash(x)); } #ifndef OPENSSL_NO_MD5 else if (issuer_hash_old == i) { BIO_printf(STDout, "%08lx\n", X509_issuer_name_hash_old(x)); } #endif else if (pprint == i) { X509_PURPOSE *ptmp; int j; BIO_printf(STDout, "Certificate purposes:\n"); for (j = 0; j < X509_PURPOSE_get_count(); j++) { ptmp = X509_PURPOSE_get0(j); purpose_print(STDout, x, ptmp); } } else if (modulus == i) { EVP_PKEY *pkey; pkey = X509_get_pubkey(x); if (pkey == NULL) { BIO_printf(bio_err, "Modulus=unavailable\n"); ERR_print_errors(bio_err); goto end; } BIO_printf(STDout, "Modulus="); if (pkey->type == EVP_PKEY_RSA) BN_print(STDout, pkey->pkey.rsa->n); else if (pkey->type == EVP_PKEY_DSA) BN_print(STDout, pkey->pkey.dsa->pub_key); else BIO_printf(STDout, "Wrong Algorithm type"); BIO_printf(STDout, "\n"); EVP_PKEY_free(pkey); } else if (pubkey == i) { EVP_PKEY *pkey; pkey = X509_get_pubkey(x); if (pkey == NULL) { BIO_printf(bio_err, "Error getting public key\n"); ERR_print_errors(bio_err); goto end; } PEM_write_bio_PUBKEY(STDout, pkey); EVP_PKEY_free(pkey); } else if (C == i) { unsigned char *d; char *m; int y, z; X509_NAME_oneline(X509_get_subject_name(x), buf, sizeof buf); BIO_printf(STDout, "/* subject:%s */\n", buf); m = X509_NAME_oneline( X509_get_issuer_name(x), buf, sizeof buf); BIO_printf(STDout, "/* issuer :%s */\n", buf); z = i2d_X509(x, NULL); m = malloc(z); d = (unsigned char *) m; z = i2d_X509_NAME(X509_get_subject_name(x), &d); BIO_printf(STDout, "unsigned char XXX_subject_name[%d]={\n", z); d = (unsigned char *) m; for (y = 0; y < z; y++) { BIO_printf(STDout, "0x%02X,", d[y]); if ((y & 0x0f) == 0x0f) BIO_printf(STDout, "\n"); } if (y % 16 != 0) BIO_printf(STDout, "\n"); BIO_printf(STDout, "};\n"); z = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d); BIO_printf(STDout, "unsigned char XXX_public_key[%d]={\n", z); d = (unsigned char *) m; for (y = 0; y < z; y++) { BIO_printf(STDout, "0x%02X,", d[y]); if ((y & 0x0f) == 0x0f) BIO_printf(STDout, "\n"); } if (y % 16 != 0) BIO_printf(STDout, "\n"); BIO_printf(STDout, "};\n"); z = i2d_X509(x, &d); BIO_printf(STDout, "unsigned char XXX_certificate[%d]={\n", z); d = (unsigned char *) m; for (y = 0; y < z; y++) { BIO_printf(STDout, "0x%02X,", d[y]); if ((y & 0x0f) == 0x0f) BIO_printf(STDout, "\n"); } if (y % 16 != 0) BIO_printf(STDout, "\n"); BIO_printf(STDout, "};\n"); free(m); } else if (text == i) { X509_print_ex(STDout, x, nmflag, certflag); } else if (startdate == i) { BIO_puts(STDout, "notBefore="); ASN1_TIME_print(STDout, X509_get_notBefore(x)); BIO_puts(STDout, "\n"); } else if (enddate == i) { BIO_puts(STDout, "notAfter="); ASN1_TIME_print(STDout, X509_get_notAfter(x)); BIO_puts(STDout, "\n"); } else if (fingerprint == i) { int j; unsigned int n; unsigned char md[EVP_MAX_MD_SIZE]; const EVP_MD *fdig = digest; if (!fdig) fdig = EVP_sha1(); if (!X509_digest(x, fdig, md, &n)) { BIO_printf(bio_err, "out of memory\n"); goto end; } BIO_printf(STDout, "%s Fingerprint=", OBJ_nid2sn(EVP_MD_type(fdig))); for (j = 0; j < (int) n; j++) { BIO_printf(STDout, "%02X%c", md[j], (j + 1 == (int)n) ? '\n' : ':'); } } /* should be in the library */ else if ((sign_flag == i) && (x509req == 0)) { BIO_printf(bio_err, "Getting Private key\n"); if (Upkey == NULL) { Upkey = load_key(bio_err, keyfile, keyformat, 0, passin, e, "Private key"); if (Upkey == NULL) goto end; } if (!sign(x, Upkey, days, clrext, digest, extconf, extsect)) goto end; } else if (CA_flag == i) { BIO_printf(bio_err, "Getting CA Private Key\n"); if (CAkeyfile != NULL) { CApkey = load_key(bio_err, CAkeyfile, CAkeyformat, 0, passin, e, "CA Private Key"); if (CApkey == NULL) goto end; } if (!x509_certify(ctx, CAfile, digest, x, xca, CApkey, sigopts, CAserial, CA_createserial, days, clrext, extconf, extsect, sno)) goto end; } else if (x509req == i) { EVP_PKEY *pk; BIO_printf(bio_err, "Getting request Private Key\n"); if (keyfile == NULL) { BIO_printf(bio_err, "no request key file specified\n"); goto end; } else { pk = load_key(bio_err, keyfile, keyformat, 0, passin, e, "request key"); if (pk == NULL) goto end; } BIO_printf(bio_err, "Generating certificate request\n"); rq = X509_to_X509_REQ(x, pk, digest); EVP_PKEY_free(pk); if (rq == NULL) { ERR_print_errors(bio_err); goto end; } if (!noout) { X509_REQ_print(out, rq); PEM_write_bio_X509_REQ(out, rq); } noout = 1; } else if (ocspid == i) { X509_ocspid_print(out, x); } } } if (checkend) { time_t tcheck = time(NULL) + checkoffset; if (X509_cmp_time(X509_get_notAfter(x), &tcheck) < 0) { BIO_printf(out, "Certificate will expire\n"); ret = 1; } else { BIO_printf(out, "Certificate will not expire\n"); ret = 0; } goto end; } if (noout) { ret = 0; goto end; } if (outformat == FORMAT_ASN1) i = i2d_X509_bio(out, x); else if (outformat == FORMAT_PEM) { if (trustout) i = PEM_write_bio_X509_AUX(out, x); else i = PEM_write_bio_X509(out, x); } else if (outformat == FORMAT_NETSCAPE) { NETSCAPE_X509 nx; ASN1_OCTET_STRING hdr; hdr.data = (unsigned char *) NETSCAPE_CERT_HDR; hdr.length = strlen(NETSCAPE_CERT_HDR); nx.header = &hdr; nx.cert = x; i = ASN1_item_i2d_bio(ASN1_ITEM_rptr(NETSCAPE_X509), out, &nx); } else { BIO_printf(bio_err, "bad output format specified for outfile\n"); goto end; } if (!i) { BIO_printf(bio_err, "unable to write certificate\n"); ERR_print_errors(bio_err); goto end; } ret = 0; end: OBJ_cleanup(); NCONF_free(extconf); BIO_free_all(out); BIO_free_all(STDout); X509_STORE_free(ctx); X509_REQ_free(req); X509_free(x); X509_free(xca); EVP_PKEY_free(Upkey); EVP_PKEY_free(CApkey); if (sigopts) sk_OPENSSL_STRING_free(sigopts); X509_REQ_free(rq); ASN1_INTEGER_free(sno); sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free); sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free); free(passin); return (ret); } static ASN1_INTEGER * x509_load_serial(char *CAfile, char *serialfile, int create) { char *buf = NULL, *p; ASN1_INTEGER *bs = NULL; BIGNUM *serial = NULL; size_t len; len = ((serialfile == NULL) ? (strlen(CAfile) + strlen(POSTFIX) + 1) : (strlen(serialfile))) + 1; buf = malloc(len); if (buf == NULL) { BIO_printf(bio_err, "out of mem\n"); goto end; } if (serialfile == NULL) { strlcpy(buf, CAfile, len); for (p = buf; *p; p++) if (*p == '.') { *p = '\0'; break; } strlcat(buf, POSTFIX, len); } else strlcpy(buf, serialfile, len); serial = load_serial(buf, create, NULL); if (serial == NULL) goto end; if (!BN_add_word(serial, 1)) { BIO_printf(bio_err, "add_word failure\n"); goto end; } if (!save_serial(buf, NULL, serial, &bs)) goto end; end: free(buf); BN_free(serial); return bs; } static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest, X509 *x, X509 *xca, EVP_PKEY *pkey, STACK_OF(OPENSSL_STRING) *sigopts, char *serialfile, int create, int days, int clrext, CONF *conf, char *section, ASN1_INTEGER *sno) { int ret = 0; ASN1_INTEGER *bs = NULL; X509_STORE_CTX xsc; EVP_PKEY *upkey; upkey = X509_get_pubkey(xca); EVP_PKEY_copy_parameters(upkey, pkey); EVP_PKEY_free(upkey); if (!X509_STORE_CTX_init(&xsc, ctx, x, NULL)) { BIO_printf(bio_err, "Error initialising X509 store\n"); goto end; } if (sno) bs = sno; else if (!(bs = x509_load_serial(CAfile, serialfile, create))) goto end; /* if (!X509_STORE_add_cert(ctx,x)) goto end;*/ /* * NOTE: this certificate can/should be self signed, unless it was a * certificate request in which case it is not. */ X509_STORE_CTX_set_cert(&xsc, x); X509_STORE_CTX_set_flags(&xsc, X509_V_FLAG_CHECK_SS_SIGNATURE); if (!reqfile && X509_verify_cert(&xsc) <= 0) goto end; if (!X509_check_private_key(xca, pkey)) { BIO_printf(bio_err, "CA certificate and CA private key do not match\n"); goto end; } if (!X509_set_issuer_name(x, X509_get_subject_name(xca))) goto end; if (!X509_set_serialNumber(x, bs)) goto end; if (X509_gmtime_adj(X509_get_notBefore(x), 0L) == NULL) goto end; /* hardwired expired */ if (X509_time_adj_ex(X509_get_notAfter(x), days, 0, NULL) == NULL) goto end; if (clrext) { while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0); } if (conf) { X509V3_CTX ctx2; X509_set_version(x, 2); /* version 3 certificate */ X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0); X509V3_set_nconf(&ctx2, conf); if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x)) goto end; } if (!do_X509_sign(bio_err, x, pkey, digest, sigopts)) goto end; ret = 1; end: X509_STORE_CTX_cleanup(&xsc); if (!ret) ERR_print_errors(bio_err); if (!sno) ASN1_INTEGER_free(bs); return ret; } static int callb(int ok, X509_STORE_CTX *ctx) { int err; X509 *err_cert; /* * it is ok to use a self signed certificate This case will catch * both the initial ok == 0 and the final ok == 1 calls to this * function */ err = X509_STORE_CTX_get_error(ctx); if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT) return 1; /* * BAD we should have gotten an error. Normally if everything worked * X509_STORE_CTX_get_error(ctx) will still be set to * DEPTH_ZERO_SELF_.... */ if (ok) { BIO_printf(bio_err, "error with certificate to be certified - should be self signed\n"); return 0; } else { err_cert = X509_STORE_CTX_get_current_cert(ctx); print_name(bio_err, NULL, X509_get_subject_name(err_cert), 0); BIO_printf(bio_err, "error with certificate - error %d at depth %d\n%s\n", err, X509_STORE_CTX_get_error_depth(ctx), X509_verify_cert_error_string(err)); return 1; } } /* self sign */ static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest, CONF *conf, char *section) { EVP_PKEY *pktmp; pktmp = X509_get_pubkey(x); EVP_PKEY_copy_parameters(pktmp, pkey); EVP_PKEY_save_parameters(pktmp, 1); EVP_PKEY_free(pktmp); if (!X509_set_issuer_name(x, X509_get_subject_name(x))) goto err; if (X509_gmtime_adj(X509_get_notBefore(x), 0) == NULL) goto err; /* Lets just make it 12:00am GMT, Jan 1 1970 */ /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */ /* 28 days to be certified */ if (X509_gmtime_adj(X509_get_notAfter(x), (long) 60 * 60 * 24 * days) == NULL) goto err; if (!X509_set_pubkey(x, pkey)) goto err; if (clrext) { while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0); } if (conf) { X509V3_CTX ctx; X509_set_version(x, 2); /* version 3 certificate */ X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0); X509V3_set_nconf(&ctx, conf); if (!X509V3_EXT_add_nconf(conf, &ctx, section, x)) goto err; } if (!X509_sign(x, pkey, digest)) goto err; return 1; err: ERR_print_errors(bio_err); return 0; } static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt) { int id, i, idret; char *pname; id = X509_PURPOSE_get_id(pt); pname = X509_PURPOSE_get0_name(pt); for (i = 0; i < 2; i++) { idret = X509_check_purpose(cert, id, i); BIO_printf(bio, "%s%s : ", pname, i ? " CA" : ""); if (idret == 1) BIO_printf(bio, "Yes\n"); else if (idret == 0) BIO_printf(bio, "No\n"); else BIO_printf(bio, "Yes (WARNING code=%d)\n", idret); } return 1; }