/* * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the Apache License 2.0 (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html */ #include #include #include #include "apps.h" #include "progs.h" #include #include #include #include #include #include #include #include #include #ifndef OPENSSL_NO_RSA # include #endif #ifndef OPENSSL_NO_DSA # include #endif DEFINE_STACK_OF(ASN1_OBJECT) DEFINE_STACK_OF(X509_EXTENSION) DEFINE_STACK_OF_STRING() #undef POSTFIX #define POSTFIX ".srl" #define DEF_DAYS 30 static int callb(int ok, X509_STORE_CTX *ctx); static int sign(X509 *x, EVP_PKEY *pkey, EVP_PKEY *fkey, STACK_OF(OPENSSL_STRING) *sigopts, int days, int clrext, const EVP_MD *digest, CONF *conf, const char *section, int preserve_dates); static int x509_certify(X509_STORE *ctx, const char *CAfile, const EVP_MD *digest, X509 *x, X509 *xca, EVP_PKEY *pkey, STACK_OF(OPENSSL_STRING) *sigopts, const char *serialfile, int create, int days, int clrext, CONF *conf, const char *section, ASN1_INTEGER *sno, int reqfile, int preserve_dates); static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt); static int print_x509v3_exts(BIO *bio, X509 *x, const char *exts); typedef enum OPTION_choice { OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_INFORM, OPT_OUTFORM, OPT_KEYFORM, OPT_REQ, OPT_CAFORM, OPT_CAKEYFORM, OPT_VFYOPT, OPT_SIGOPT, OPT_DAYS, OPT_PASSIN, OPT_EXTFILE, OPT_EXTENSIONS, OPT_IN, OPT_OUT, OPT_SIGNKEY, OPT_CA, OPT_CAKEY, OPT_CASERIAL, OPT_SET_SERIAL, OPT_NEW, OPT_FORCE_PUBKEY, OPT_SUBJ, OPT_ADDTRUST, OPT_ADDREJECT, OPT_SETALIAS, OPT_CERTOPT, OPT_NAMEOPT, OPT_C, OPT_EMAIL, OPT_OCSP_URI, OPT_SERIAL, OPT_NEXT_SERIAL, OPT_MODULUS, OPT_PUBKEY, OPT_X509TOREQ, OPT_TEXT, OPT_HASH, OPT_ISSUER_HASH, OPT_SUBJECT, OPT_ISSUER, OPT_FINGERPRINT, OPT_DATES, OPT_PURPOSE, OPT_STARTDATE, OPT_ENDDATE, OPT_CHECKEND, OPT_CHECKHOST, OPT_CHECKEMAIL, OPT_CHECKIP, OPT_NOOUT, OPT_TRUSTOUT, OPT_CLRTRUST, OPT_CLRREJECT, OPT_ALIAS, OPT_CACREATESERIAL, OPT_CLREXT, OPT_OCSPID, OPT_SUBJECT_HASH_OLD, OPT_ISSUER_HASH_OLD, OPT_BADSIG, OPT_MD, OPT_ENGINE, OPT_NOCERT, OPT_PRESERVE_DATES, OPT_R_ENUM, OPT_PROV_ENUM, OPT_EXT } OPTION_CHOICE; const OPTIONS x509_options[] = { OPT_SECTION("General"), {"help", OPT_HELP, '-', "Display this summary"}, #ifndef OPENSSL_NO_ENGINE {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"}, #endif {"inform", OPT_INFORM, 'f', "CSR input format (DER or PEM) - default PEM"}, {"in", OPT_IN, '<', "Input file - default stdin"}, {"passin", OPT_PASSIN, 's', "Private key and cert file pass-phrase source"}, {"outform", OPT_OUTFORM, 'f', "Output format (DER or PEM) - default PEM"}, {"out", OPT_OUT, '>', "Output file - default stdout"}, {"keyform", OPT_KEYFORM, 'E', "Private key format (ENGINE, other values ignored)"}, {"req", OPT_REQ, '-', "Input is a certificate request, sign and output"}, {"vfyopt", OPT_VFYOPT, 's', "Verification parameter in n:v form"}, OPT_SECTION("Output"), {"serial", OPT_SERIAL, '-', "Print serial number value"}, {"subject_hash", OPT_HASH, '-', "Print subject hash value"}, {"issuer_hash", OPT_ISSUER_HASH, '-', "Print issuer hash value"}, {"hash", OPT_HASH, '-', "Synonym for -subject_hash"}, {"subject", OPT_SUBJECT, '-', "Print subject DN"}, {"issuer", OPT_ISSUER, '-', "Print issuer DN"}, {"email", OPT_EMAIL, '-', "Print email address(es)"}, {"purpose", OPT_PURPOSE, '-', "Print out certificate purposes"}, {"modulus", OPT_MODULUS, '-', "Print the RSA key modulus"}, {"pubkey", OPT_PUBKEY, '-', "Output the public key"}, {"fingerprint", OPT_FINGERPRINT, '-', "Print the certificate fingerprint"}, {"alias", OPT_ALIAS, '-', "Output certificate alias"}, {"noout", OPT_NOOUT, '-', "No output, just status"}, {"ocspid", OPT_OCSPID, '-', "Print OCSP hash values for the subject name and public key"}, {"ocsp_uri", OPT_OCSP_URI, '-', "Print OCSP Responder URL(s)"}, {"nocert", OPT_NOCERT, '-', "No certificate output"}, {"trustout", OPT_TRUSTOUT, '-', "Output a trusted certificate"}, {"x509toreq", OPT_X509TOREQ, '-', "Output a certification request object"}, {"checkend", OPT_CHECKEND, 'M', "Check whether the cert expires in the next arg seconds"}, {OPT_MORE_STR, 1, 1, "Exit 1 if so, 0 if not"}, {"text", OPT_TEXT, '-', "Print the certificate in text form"}, {"ext", OPT_EXT, 's', "Print various X509V3 extensions"}, {"C", OPT_C, '-', "Print out C code forms"}, #ifndef OPENSSL_NO_MD5 {"subject_hash_old", OPT_SUBJECT_HASH_OLD, '-', "Print old-style (MD5) subject hash value"}, {"issuer_hash_old", OPT_ISSUER_HASH_OLD, '-', "Print old-style (MD5) issuer hash value"}, #endif {"nameopt", OPT_NAMEOPT, 's', "Certificate subject/issuer name printing options"}, OPT_SECTION("Certificate"), {"startdate", OPT_STARTDATE, '-', "Set notBefore field"}, {"enddate", OPT_ENDDATE, '-', "Set notAfter field"}, {"dates", OPT_DATES, '-', "Both Before and After dates"}, {"clrtrust", OPT_CLRTRUST, '-', "Clear all trusted purposes"}, {"clrext", OPT_CLREXT, '-', "Clear all certificate extensions"}, {"addtrust", OPT_ADDTRUST, 's', "Trust certificate for a given purpose"}, {"addreject", OPT_ADDREJECT, 's', "Reject certificate for a given purpose"}, {"setalias", OPT_SETALIAS, 's', "Set certificate alias"}, {"days", OPT_DAYS, 'n', "How long till expiry of a signed certificate - def 30 days"}, {"signkey", OPT_SIGNKEY, 's', "Self-sign cert with arg"}, {"set_serial", OPT_SET_SERIAL, 's', "Serial number to use"}, {"extensions", OPT_EXTENSIONS, 's', "Section from config file to use"}, {"certopt", OPT_CERTOPT, 's', "Various certificate text options"}, {"checkhost", OPT_CHECKHOST, 's', "Check certificate matches host"}, {"checkemail", OPT_CHECKEMAIL, 's', "Check certificate matches email"}, {"checkip", OPT_CHECKIP, 's', "Check certificate matches ipaddr"}, {"force_pubkey", OPT_FORCE_PUBKEY, '<', "Force the key to put inside certificate"}, {"subj", OPT_SUBJ, 's', "Set or override certificate subject (and issuer)"}, OPT_SECTION("CA"), {"CA", OPT_CA, '<', "Set the CA certificate, must be PEM format"}, {"CAkey", OPT_CAKEY, 's', "The CA key, must be PEM format; if not in CAfile"}, {"extfile", OPT_EXTFILE, '<', "File with X509V3 extensions to add"}, OPT_R_OPTIONS, OPT_PROV_OPTIONS, {"CAform", OPT_CAFORM, 'F', "CA cert format (PEM/DER/P12); has no effect"}, {"CAkeyform", OPT_CAKEYFORM, 'E', "CA key format (ENGINE, other values ignored)"}, {"sigopt", OPT_SIGOPT, 's', "Signature parameter in n:v form"}, {"CAcreateserial", OPT_CACREATESERIAL, '-', "Create serial number file if it does not exist"}, {"CAserial", OPT_CASERIAL, 's', "Serial file"}, {"new", OPT_NEW, '-', "Generate a certificate from scratch"}, {"next_serial", OPT_NEXT_SERIAL, '-', "Increment current certificate serial number"}, {"clrreject", OPT_CLRREJECT, '-', "Clears all the prohibited or rejected uses of the certificate"}, {"badsig", OPT_BADSIG, '-', "Corrupt last byte of certificate signature (for test)"}, {"", OPT_MD, '-', "Any supported digest"}, {"preserve_dates", OPT_PRESERVE_DATES, '-', "preserve existing dates when signing"}, {NULL} }; int x509_main(int argc, char **argv) { ASN1_INTEGER *sno = NULL; ASN1_OBJECT *objtmp = NULL; BIO *out = NULL; CONF *extconf = NULL; EVP_PKEY *Upkey = NULL, *CApkey = NULL, *fkey = NULL; int newcert = 0; char *subj = NULL; X509_NAME *fsubj = NULL; const unsigned long chtype = MBSTRING_ASC; const int multirdn = 1; STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL; STACK_OF(OPENSSL_STRING) *sigopts = NULL, *vfyopts = NULL; X509 *x = NULL, *xca = NULL; X509_REQ *req = NULL, *rq = NULL; X509_STORE *ctx = NULL; const EVP_MD *digest = NULL; char *CAkeyfile = NULL, *CAserial = NULL, *fkeyfile = NULL, *alias = NULL; char *checkhost = NULL, *checkemail = NULL, *checkip = NULL, *exts = NULL; char *extsect = NULL, *extfile = NULL, *passin = NULL, *passinarg = NULL; char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL; char *prog; int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0, pprint = 0; int C = 0, CAformat = FORMAT_PEM, CAkeyformat = FORMAT_PEM; int fingerprint = 0, reqfile = 0, checkend = 0; int informat = FORMAT_PEM, outformat = FORMAT_PEM, keyformat = FORMAT_PEM; int next_serial = 0, subject_hash = 0, issuer_hash = 0, ocspid = 0; int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0, email = 0; int ocsp_uri = 0, trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0; int ret = 1, i, num = 0, badsig = 0, clrext = 0, nocert = 0; int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 0, ext = 0; int enddate = 0; time_t checkoffset = 0; unsigned long certflag = 0; int preserve_dates = 0; OPTION_CHOICE o; ENGINE *e = NULL; #ifndef OPENSSL_NO_MD5 int subject_hash_old = 0, issuer_hash_old = 0; #endif ctx = X509_STORE_new(); if (ctx == NULL) goto end; X509_STORE_set_verify_cb(ctx, callb); prog = opt_init(argc, argv, x509_options); while ((o = opt_next()) != OPT_EOF) { switch (o) { case OPT_EOF: case OPT_ERR: opthelp: BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); goto end; case OPT_HELP: opt_help(x509_options); ret = 0; goto end; case OPT_INFORM: if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &informat)) goto opthelp; break; case OPT_IN: infile = opt_arg(); break; case OPT_OUTFORM: if (!opt_format(opt_arg(), OPT_FMT_ANY, &outformat)) goto opthelp; break; case OPT_KEYFORM: if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyformat)) goto opthelp; break; case OPT_CAFORM: if (!opt_format(opt_arg(), OPT_FMT_ANY, &CAformat)) goto opthelp; break; case OPT_CAKEYFORM: if (!opt_format(opt_arg(), OPT_FMT_ANY, &CAkeyformat)) goto opthelp; break; case OPT_OUT: outfile = opt_arg(); break; case OPT_REQ: reqfile = 1; break; case OPT_SIGOPT: if (!sigopts) sigopts = sk_OPENSSL_STRING_new_null(); if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, opt_arg())) goto opthelp; break; case OPT_VFYOPT: if (!vfyopts) vfyopts = sk_OPENSSL_STRING_new_null(); if (!vfyopts || !sk_OPENSSL_STRING_push(vfyopts, opt_arg())) goto opthelp; break; case OPT_DAYS: if (preserve_dates) goto opthelp; days = atoi(opt_arg()); break; case OPT_PASSIN: passinarg = opt_arg(); break; case OPT_EXTFILE: extfile = opt_arg(); break; case OPT_R_CASES: if (!opt_rand(o)) goto end; break; case OPT_PROV_CASES: if (!opt_provider(o)) goto end; break; case OPT_EXTENSIONS: extsect = opt_arg(); break; case OPT_SIGNKEY: keyfile = opt_arg(); sign_flag = ++num; break; case OPT_CA: CAfile = opt_arg(); CA_flag = ++num; break; case OPT_CAKEY: CAkeyfile = opt_arg(); break; case OPT_CASERIAL: CAserial = opt_arg(); break; case OPT_SET_SERIAL: if (sno != NULL) { BIO_printf(bio_err, "Serial number supplied twice\n"); goto opthelp; } if ((sno = s2i_ASN1_INTEGER(NULL, opt_arg())) == NULL) goto opthelp; break; case OPT_NEW: newcert = 1; break; case OPT_FORCE_PUBKEY: fkeyfile = opt_arg(); break; case OPT_SUBJ: subj = opt_arg(); break; case OPT_ADDTRUST: if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) { BIO_printf(bio_err, "%s: Invalid trust object value %s\n", prog, opt_arg()); goto opthelp; } if (trust == NULL && (trust = sk_ASN1_OBJECT_new_null()) == NULL) goto end; sk_ASN1_OBJECT_push(trust, objtmp); objtmp = NULL; trustout = 1; break; case OPT_ADDREJECT: if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) { BIO_printf(bio_err, "%s: Invalid reject object value %s\n", prog, opt_arg()); goto opthelp; } if (reject == NULL && (reject = sk_ASN1_OBJECT_new_null()) == NULL) goto end; sk_ASN1_OBJECT_push(reject, objtmp); objtmp = NULL; trustout = 1; break; case OPT_SETALIAS: alias = opt_arg(); trustout = 1; break; case OPT_CERTOPT: if (!set_cert_ex(&certflag, opt_arg())) goto opthelp; break; case OPT_NAMEOPT: if (!set_nameopt(opt_arg())) goto opthelp; break; case OPT_ENGINE: e = setup_engine(opt_arg(), 0); break; case OPT_C: C = ++num; break; case OPT_EMAIL: email = ++num; break; case OPT_OCSP_URI: ocsp_uri = ++num; break; case OPT_SERIAL: serial = ++num; break; case OPT_NEXT_SERIAL: next_serial = ++num; break; case OPT_MODULUS: modulus = ++num; break; case OPT_PUBKEY: pubkey = ++num; break; case OPT_X509TOREQ: x509req = ++num; break; case OPT_TEXT: text = ++num; break; case OPT_SUBJECT: subject = ++num; break; case OPT_ISSUER: issuer = ++num; break; case OPT_FINGERPRINT: fingerprint = ++num; break; case OPT_HASH: subject_hash = ++num; break; case OPT_ISSUER_HASH: issuer_hash = ++num; break; case OPT_PURPOSE: pprint = ++num; break; case OPT_STARTDATE: startdate = ++num; break; case OPT_ENDDATE: enddate = ++num; break; case OPT_NOOUT: noout = ++num; break; case OPT_EXT: ext = ++num; exts = opt_arg(); break; case OPT_NOCERT: nocert = 1; break; case OPT_TRUSTOUT: trustout = 1; break; case OPT_CLRTRUST: clrtrust = ++num; break; case OPT_CLRREJECT: clrreject = ++num; break; case OPT_ALIAS: aliasout = ++num; break; case OPT_CACREATESERIAL: CA_createserial = ++num; break; case OPT_CLREXT: clrext = 1; break; case OPT_OCSPID: ocspid = ++num; break; case OPT_BADSIG: badsig = 1; break; #ifndef OPENSSL_NO_MD5 case OPT_SUBJECT_HASH_OLD: subject_hash_old = ++num; break; case OPT_ISSUER_HASH_OLD: issuer_hash_old = ++num; break; #else case OPT_SUBJECT_HASH_OLD: case OPT_ISSUER_HASH_OLD: break; #endif case OPT_DATES: startdate = ++num; enddate = ++num; break; case OPT_CHECKEND: checkend = 1; { intmax_t temp = 0; if (!opt_imax(opt_arg(), &temp)) goto opthelp; checkoffset = (time_t)temp; if ((intmax_t)checkoffset != temp) { BIO_printf(bio_err, "%s: checkend time out of range %s\n", prog, opt_arg()); goto opthelp; } } break; case OPT_CHECKHOST: checkhost = opt_arg(); break; case OPT_CHECKEMAIL: checkemail = opt_arg(); break; case OPT_CHECKIP: checkip = opt_arg(); break; case OPT_PRESERVE_DATES: if (days != DEF_DAYS) goto opthelp; preserve_dates = 1; break; case OPT_MD: if (!opt_md(opt_unknown(), &digest)) goto opthelp; } } argc = opt_num_rest(); argv = opt_rest(); if (argc != 0) { BIO_printf(bio_err, "%s: Unknown parameter %s\n", prog, argv[0]); goto opthelp; } if (!app_passwd(passinarg, NULL, &passin, NULL)) { BIO_printf(bio_err, "Error getting password\n"); goto end; } if (!X509_STORE_set_default_paths_with_libctx(ctx, app_get0_libctx(), app_get0_propq())) { ERR_print_errors(bio_err); goto end; } if (newcert && infile != NULL) { BIO_printf(bio_err, "The -in option must not be used since -new is set\n"); goto end; } if (newcert && fkeyfile == NULL) { BIO_printf(bio_err, "The -new option requires a public key to be set using -force_pubkey\n"); goto end; } if (fkeyfile != NULL) { fkey = load_pubkey(fkeyfile, keyformat, 0, NULL, e, "Forced key"); if (fkey == NULL) goto end; } if (newcert && subj == NULL) { BIO_printf(bio_err, "The -new option requires a subject to be set using -subj\n"); goto end; } if (subj != NULL && (fsubj = parse_name(subj, chtype, multirdn, "subject")) == NULL) 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; } else if (!CA_flag && CAkeyfile != NULL) { BIO_printf(bio_err, "ignoring -CAkey option since no -CA option is given\n"); } if (extfile != NULL) { X509V3_CTX ctx2; if ((extconf = app_load_config(extfile)) == NULL) goto end; if (extsect == NULL) { extsect = NCONF_get_string(extconf, "default", "extensions"); if (extsect == NULL) { 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; req = load_csr(infile, informat, "certificate request input"); if (req == NULL) goto end; if ((pkey = X509_REQ_get0_pubkey(req)) == NULL) { BIO_printf(bio_err, "error unpacking public key\n"); goto end; } i = do_X509_REQ_verify(req, pkey, vfyopts); if (i < 0) { BIO_printf(bio_err, "Request self-signature verification error\n"); ERR_print_errors(bio_err); goto end; } if (i == 0) { BIO_printf(bio_err, "Request self-signature did not match the certificate request\n"); goto end; } else { BIO_printf(bio_err, "Request self-signature ok\n"); } print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), get_nameopt()); } if (reqfile || newcert) { X509_NAME *n; if (!sign_flag && CAkeyfile == NULL) { BIO_printf(bio_err, "We need a private key to sign with, use -signkey or -CAkey or -CA with private key\n"); goto end; } if ((x = X509_new_with_libctx(app_get0_libctx(), app_get0_propq())) == NULL) goto end; if (sno == NULL) { sno = ASN1_INTEGER_new(); if (sno == NULL || !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; } n = req == NULL ? fsubj : X509_REQ_get_subject_name(req); if (!X509_set_issuer_name(x, n) || !X509_set_subject_name(x, n)) goto end; if (!set_cert_times(x, NULL, NULL, days)) goto end; if (!X509_set_pubkey(x, fkey != NULL ? fkey : X509_REQ_get0_pubkey(req))) goto end; } else { x = load_cert_pass(infile, FORMAT_UNDEF, passin, "Certificate"); if (x == NULL) goto end; if (fkey != NULL && !X509_set_pubkey(x, fkey)) goto end; if (fsubj != NULL && !X509_set_subject_name(x, fsubj)) goto end; } if (CA_flag) { xca = load_cert_pass(CAfile, CAformat, passin, "CA Certificate"); if (xca == NULL) goto end; } out = bio_open_default(outfile, 'w', outformat); if (out == NULL) goto end; if (!noout || text || next_serial) OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3"); if (alias) X509_alias_set1(x, (unsigned char *)alias, -1); if (clrtrust) X509_trust_clear(x); if (clrreject) X509_reject_clear(x); if (trust != NULL) { for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) { objtmp = sk_ASN1_OBJECT_value(trust, i); X509_add1_trust_object(x, objtmp); } objtmp = NULL; } if (reject != NULL) { for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) { objtmp = sk_ASN1_OBJECT_value(reject, i); X509_add1_reject_object(x, objtmp); } objtmp = NULL; } if (badsig) { const ASN1_BIT_STRING *signature; X509_get0_signature(&signature, NULL, x); corrupt_signature(signature); } if (num) { for (i = 1; i <= num; i++) { if (issuer == i) { print_name(out, "issuer=", X509_get_issuer_name(x), get_nameopt()); } else if (subject == i) { print_name(out, "subject=", X509_get_subject_name(x), get_nameopt()); } else if (serial == i) { BIO_printf(out, "serial="); i2a_ASN1_INTEGER(out, X509_get0_serialNumber(x)); BIO_printf(out, "\n"); } else if (next_serial == i) { ASN1_INTEGER *ser = X509_get_serialNumber(x); BIGNUM *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(out, "%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(out, "%s\n", alstr); else BIO_puts(out, "\n"); } else if (subject_hash == i) { BIO_printf(out, "%08lx\n", X509_subject_name_hash(x)); } #ifndef OPENSSL_NO_MD5 else if (subject_hash_old == i) { BIO_printf(out, "%08lx\n", X509_subject_name_hash_old(x)); } #endif else if (issuer_hash == i) { BIO_printf(out, "%08lx\n", X509_issuer_name_hash(x)); } #ifndef OPENSSL_NO_MD5 else if (issuer_hash_old == i) { BIO_printf(out, "%08lx\n", X509_issuer_name_hash_old(x)); } #endif else if (pprint == i) { X509_PURPOSE *ptmp; int j; BIO_printf(out, "Certificate purposes:\n"); for (j = 0; j < X509_PURPOSE_get_count(); j++) { ptmp = X509_PURPOSE_get0(j); purpose_print(out, x, ptmp); } } else if (modulus == i) { EVP_PKEY *pkey; pkey = X509_get0_pubkey(x); if (pkey == NULL) { BIO_printf(bio_err, "Modulus=unavailable\n"); ERR_print_errors(bio_err); goto end; } BIO_printf(out, "Modulus="); #ifndef OPENSSL_NO_RSA if (EVP_PKEY_id(pkey) == EVP_PKEY_RSA) { const BIGNUM *n; RSA_get0_key(EVP_PKEY_get0_RSA(pkey), &n, NULL, NULL); BN_print(out, n); } else #endif #ifndef OPENSSL_NO_DSA if (EVP_PKEY_id(pkey) == EVP_PKEY_DSA) { const BIGNUM *dsapub = NULL; DSA_get0_key(EVP_PKEY_get0_DSA(pkey), &dsapub, NULL); BN_print(out, dsapub); } else #endif { BIO_printf(out, "Wrong Algorithm type"); } BIO_printf(out, "\n"); } else if (pubkey == i) { EVP_PKEY *pkey; pkey = X509_get0_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(out, pkey); } else if (C == i) { unsigned char *d; char *m; int len; print_name(out, "/*\n" " * Subject: ", X509_get_subject_name(x), get_nameopt()); print_name(out, " * Issuer: ", X509_get_issuer_name(x), get_nameopt()); BIO_puts(out, " */\n"); len = i2d_X509(x, NULL); m = app_malloc(len, "x509 name buffer"); d = (unsigned char *)m; len = i2d_X509_NAME(X509_get_subject_name(x), &d); print_array(out, "the_subject_name", len, (unsigned char *)m); d = (unsigned char *)m; len = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d); print_array(out, "the_public_key", len, (unsigned char *)m); d = (unsigned char *)m; len = i2d_X509(x, &d); print_array(out, "the_certificate", len, (unsigned char *)m); OPENSSL_free(m); } else if (text == i) { X509_print_ex(out, x, get_nameopt(), certflag); } else if (startdate == i) { BIO_puts(out, "notBefore="); ASN1_TIME_print(out, X509_get0_notBefore(x)); BIO_puts(out, "\n"); } else if (enddate == i) { BIO_puts(out, "notAfter="); ASN1_TIME_print(out, X509_get0_notAfter(x)); BIO_puts(out, "\n"); } else if (fingerprint == i) { int j; unsigned int n; unsigned char md[EVP_MAX_MD_SIZE]; const EVP_MD *fdig = digest; if (fdig == NULL) fdig = EVP_sha1(); if (!X509_digest(x, fdig, md, &n)) { BIO_printf(bio_err, "out of memory\n"); goto end; } BIO_printf(out, "%s Fingerprint=", OBJ_nid2sn(EVP_MD_type(fdig))); for (j = 0; j < (int)n; j++) { BIO_printf(out, "%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(keyfile, keyformat, 0, passin, e, "Private key"); if (Upkey == NULL) goto end; } if (!sign(x, Upkey, fkey, sigopts, days, clrext, digest, extconf, extsect, preserve_dates)) goto end; } else if (CA_flag == i) { BIO_printf(bio_err, "Getting CA Private Key\n"); if (CAkeyfile != NULL) { CApkey = load_key(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, reqfile, preserve_dates)) 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(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_ex(out, rq, get_nameopt(), X509_FLAG_COMPAT); PEM_write_bio_X509_REQ(out, rq); } noout = 1; } else if (ocspid == i) { X509_ocspid_print(out, x); } else if (ext == i) { print_x509v3_exts(out, x, exts); } } } if (checkend) { time_t tcheck = time(NULL) + checkoffset; if (X509_cmp_time(X509_get0_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; } print_cert_checks(out, x, checkhost, checkemail, checkip); if (noout || nocert) { 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 { 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: NCONF_free(extconf); BIO_free_all(out); X509_STORE_free(ctx); X509_NAME_free(fsubj); X509_REQ_free(req); X509_free(x); X509_free(xca); EVP_PKEY_free(Upkey); EVP_PKEY_free(CApkey); EVP_PKEY_free(fkey); sk_OPENSSL_STRING_free(sigopts); sk_OPENSSL_STRING_free(vfyopts); 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); ASN1_OBJECT_free(objtmp); release_engine(e); clear_free(passin); return ret; } static ASN1_INTEGER *x509_load_serial(const char *CAfile, const char *serialfile, int create) { char *buf = NULL; ASN1_INTEGER *bs = NULL; BIGNUM *serial = NULL; if (serialfile == NULL) { const char *p = strrchr(CAfile, '.'); size_t len = p != NULL ? (size_t)(p - CAfile) : strlen(CAfile); buf = app_malloc(len + sizeof(POSTFIX), "serial# buffer"); memcpy(buf, CAfile, len); memcpy(buf + len, POSTFIX, sizeof(POSTFIX)); serialfile = buf; } serial = load_serial(serialfile, 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(serialfile, NULL, serial, &bs)) goto end; end: OPENSSL_free(buf); BN_free(serial); return bs; } static int x509_certify(X509_STORE *ctx, const char *CAfile, const EVP_MD *digest, X509 *x, X509 *xca, EVP_PKEY *pkey, STACK_OF(OPENSSL_STRING) *sigopts, const char *serialfile, int create, int days, int clrext, CONF *conf, const char *section, ASN1_INTEGER *sno, int reqfile, int preserve_dates) { int ret = 0; ASN1_INTEGER *bs = NULL; X509_STORE_CTX *xsc = NULL; EVP_PKEY *upkey; upkey = X509_get0_pubkey(xca); if (upkey == NULL) { BIO_printf(bio_err, "Error obtaining CA X509 public key\n"); goto end; } EVP_PKEY_copy_parameters(upkey, pkey); xsc = X509_STORE_CTX_new(); if (xsc == NULL || !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)) == NULL) 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 (!preserve_dates && !set_cert_times(x, NULL, NULL, days)) goto end; if (clrext) { while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0); } if (conf != NULL) { 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(x, pkey, digest, sigopts)) goto end; ret = 1; end: X509_STORE_CTX_free(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-issue; self-sign unless a forced public key (fkey) is given */ static int sign(X509 *x, EVP_PKEY *pkey, EVP_PKEY *fkey, STACK_OF(OPENSSL_STRING) *sigopts, int days, int clrext, const EVP_MD *digest, CONF *conf, const char *section, int preserve_dates) { if (!X509_set_issuer_name(x, X509_get_subject_name(x))) goto err; if (!preserve_dates && !set_cert_times(x, NULL, NULL, days)) goto err; if (fkey == NULL && !X509_set_pubkey(x, pkey)) goto err; if (clrext) { while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0); } if (conf != NULL) { 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 (!do_X509_sign(x, pkey, digest, sigopts)) 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; const 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; } static int parse_ext_names(char *names, const char **result) { char *p, *q; int cnt = 0, len = 0; p = q = names; len = strlen(names); while (q - names <= len) { if (*q != ',' && *q != '\0') { q++; continue; } if (p != q) { /* found */ if (result != NULL) { result[cnt] = p; *q = '\0'; } cnt++; } p = ++q; } return cnt; } static int print_x509v3_exts(BIO *bio, X509 *x, const char *ext_names) { const STACK_OF(X509_EXTENSION) *exts = NULL; STACK_OF(X509_EXTENSION) *exts2 = NULL; X509_EXTENSION *ext = NULL; ASN1_OBJECT *obj; int i, j, ret = 0, num, nn = 0; const char *sn, **names = NULL; char *tmp_ext_names = NULL; exts = X509_get0_extensions(x); if ((num = sk_X509_EXTENSION_num(exts)) <= 0) { BIO_printf(bio, "No extensions in certificate\n"); ret = 1; goto end; } /* parse comma separated ext name string */ if ((tmp_ext_names = OPENSSL_strdup(ext_names)) == NULL) goto end; if ((nn = parse_ext_names(tmp_ext_names, NULL)) == 0) { BIO_printf(bio, "Invalid extension names: %s\n", ext_names); goto end; } if ((names = OPENSSL_malloc(sizeof(char *) * nn)) == NULL) goto end; parse_ext_names(tmp_ext_names, names); for (i = 0; i < num; i++) { ext = sk_X509_EXTENSION_value(exts, i); /* check if this ext is what we want */ obj = X509_EXTENSION_get_object(ext); sn = OBJ_nid2sn(OBJ_obj2nid(obj)); if (sn == NULL || strcmp(sn, "UNDEF") == 0) continue; for (j = 0; j < nn; j++) { if (strcmp(sn, names[j]) == 0) { /* push the extension into a new stack */ if (exts2 == NULL && (exts2 = sk_X509_EXTENSION_new_null()) == NULL) goto end; if (!sk_X509_EXTENSION_push(exts2, ext)) goto end; } } } if (!sk_X509_EXTENSION_num(exts2)) { BIO_printf(bio, "No extensions matched with %s\n", ext_names); ret = 1; goto end; } ret = X509V3_extensions_print(bio, NULL, exts2, 0, 0); end: sk_X509_EXTENSION_free(exts2); OPENSSL_free(names); OPENSSL_free(tmp_ext_names); return ret; }