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Diffstat (limited to 'crypto/openssl/apps/pkcs12.c')
-rw-r--r--crypto/openssl/apps/pkcs12.c703
1 files changed, 703 insertions, 0 deletions
diff --git a/crypto/openssl/apps/pkcs12.c b/crypto/openssl/apps/pkcs12.c
new file mode 100644
index 000000000000..5defddeb320f
--- /dev/null
+++ b/crypto/openssl/apps/pkcs12.c
@@ -0,0 +1,703 @@
+/* pkcs12.c */
+#if !defined(NO_DES) && !defined(NO_SHA1)
+
+/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+ * project 1999.
+ */
+/* ====================================================================
+ * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <openssl/des.h>
+#include <openssl/pem.h>
+#include <openssl/err.h>
+#include <openssl/pkcs12.h>
+
+#include "apps.h"
+#define PROG pkcs12_main
+
+EVP_CIPHER *enc;
+
+
+#define NOKEYS 0x1
+#define NOCERTS 0x2
+#define INFO 0x4
+#define CLCERTS 0x8
+#define CACERTS 0x10
+
+int get_cert_chain(X509 *cert, STACK_OF(X509) **chain);
+int dump_cert_text (BIO *out, X509 *x);
+int dump_certs_keys_p12(BIO *out, PKCS12 *p12, char *pass, int passlen, int options);
+int dump_certs_pkeys_bags(BIO *out, STACK *bags, char *pass, int passlen, int options);
+int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bags, char *pass, int passlen, int options);
+int print_attribs(BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst, char *name);
+void hex_prin(BIO *out, unsigned char *buf, int len);
+int alg_print(BIO *x, X509_ALGOR *alg);
+int cert_load(BIO *in, STACK_OF(X509) *sk);
+int MAIN(int argc, char **argv)
+{
+ char *infile=NULL, *outfile=NULL, *keyname = NULL;
+ char *certfile=NULL;
+ BIO *in=NULL, *out = NULL, *inkey = NULL, *certsin = NULL;
+ char **args;
+ char *name = NULL;
+ PKCS12 *p12 = NULL;
+ char pass[50], macpass[50];
+ int export_cert = 0;
+ int options = 0;
+ int chain = 0;
+ int badarg = 0;
+ int iter = PKCS12_DEFAULT_ITER;
+ int maciter = 1;
+ int twopass = 0;
+ int keytype = 0;
+ int cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC;
+ int ret = 1;
+ int macver = 1;
+ int noprompt = 0;
+ STACK *canames = NULL;
+ char *cpass = NULL, *mpass = NULL;
+
+ apps_startup();
+
+ enc = EVP_des_ede3_cbc();
+ if (bio_err == NULL ) bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);
+
+ args = argv + 1;
+
+
+ while (*args) {
+ if (*args[0] == '-') {
+ if (!strcmp (*args, "-nokeys")) options |= NOKEYS;
+ else if (!strcmp (*args, "-keyex")) keytype = KEY_EX;
+ else if (!strcmp (*args, "-keysig")) keytype = KEY_SIG;
+ else if (!strcmp (*args, "-nocerts")) options |= NOCERTS;
+ else if (!strcmp (*args, "-clcerts")) options |= CLCERTS;
+ else if (!strcmp (*args, "-cacerts")) options |= CACERTS;
+ else if (!strcmp (*args, "-noout")) options |= (NOKEYS|NOCERTS);
+ else if (!strcmp (*args, "-info")) options |= INFO;
+ else if (!strcmp (*args, "-chain")) chain = 1;
+ else if (!strcmp (*args, "-twopass")) twopass = 1;
+ else if (!strcmp (*args, "-nomacver")) macver = 0;
+ else if (!strcmp (*args, "-descert"))
+ cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
+ else if (!strcmp (*args, "-export")) export_cert = 1;
+ else if (!strcmp (*args, "-des")) enc=EVP_des_cbc();
+#ifndef NO_IDEA
+ else if (!strcmp (*args, "-idea")) enc=EVP_idea_cbc();
+#endif
+ else if (!strcmp (*args, "-des3")) enc = EVP_des_ede3_cbc();
+ else if (!strcmp (*args, "-noiter")) iter = 1;
+ else if (!strcmp (*args, "-maciter"))
+ maciter = PKCS12_DEFAULT_ITER;
+ else if (!strcmp (*args, "-nodes")) enc=NULL;
+ else if (!strcmp (*args, "-inkey")) {
+ if (args[1]) {
+ args++;
+ keyname = *args;
+ } else badarg = 1;
+ } else if (!strcmp (*args, "-certfile")) {
+ if (args[1]) {
+ args++;
+ certfile = *args;
+ } else badarg = 1;
+ } else if (!strcmp (*args, "-name")) {
+ if (args[1]) {
+ args++;
+ name = *args;
+ } else badarg = 1;
+ } else if (!strcmp (*args, "-caname")) {
+ if (args[1]) {
+ args++;
+ if (!canames) canames = sk_new(NULL);
+ sk_push(canames, *args);
+ } else badarg = 1;
+ } else if (!strcmp (*args, "-in")) {
+ if (args[1]) {
+ args++;
+ infile = *args;
+ } else badarg = 1;
+ } else if (!strcmp (*args, "-out")) {
+ if (args[1]) {
+ args++;
+ outfile = *args;
+ } else badarg = 1;
+ } else if (!strcmp (*args, "-envpass")) {
+ if (args[1]) {
+ args++;
+ if(!(cpass = getenv(*args))) {
+ BIO_printf(bio_err,
+ "Can't read environment variable %s\n", *args);
+ goto end;
+ }
+ noprompt = 1;
+ } else badarg = 1;
+ } else if (!strcmp (*args, "-password")) {
+ if (args[1]) {
+ args++;
+ cpass = *args;
+ noprompt = 1;
+ } else badarg = 1;
+ } else badarg = 1;
+
+ } else badarg = 1;
+ args++;
+ }
+
+ if (badarg) {
+ BIO_printf (bio_err, "Usage: pkcs12 [options]\n");
+ BIO_printf (bio_err, "where options are\n");
+ BIO_printf (bio_err, "-export output PKCS12 file\n");
+ BIO_printf (bio_err, "-chain add certificate chain\n");
+ BIO_printf (bio_err, "-inkey file private key if not infile\n");
+ BIO_printf (bio_err, "-certfile f add all certs in f\n");
+ BIO_printf (bio_err, "-name \"name\" use name as friendly name\n");
+ BIO_printf (bio_err, "-caname \"nm\" use nm as CA friendly name (can be used more than once).\n");
+ BIO_printf (bio_err, "-in infile input filename\n");
+ BIO_printf (bio_err, "-out outfile output filename\n");
+ BIO_printf (bio_err, "-noout don't output anything, just verify.\n");
+ BIO_printf (bio_err, "-nomacver don't verify MAC.\n");
+ BIO_printf (bio_err, "-nocerts don't output certificates.\n");
+ BIO_printf (bio_err, "-clcerts only output client certificates.\n");
+ BIO_printf (bio_err, "-cacerts only output CA certificates.\n");
+ BIO_printf (bio_err, "-nokeys don't output private keys.\n");
+ BIO_printf (bio_err, "-info give info about PKCS#12 structure.\n");
+ BIO_printf (bio_err, "-des encrypt private keys with DES\n");
+ BIO_printf (bio_err, "-des3 encrypt private keys with triple DES (default)\n");
+#ifndef NO_IDEA
+ BIO_printf (bio_err, "-idea encrypt private keys with idea\n");
+#endif
+ BIO_printf (bio_err, "-nodes don't encrypt private keys\n");
+ BIO_printf (bio_err, "-noiter don't use encryption iteration\n");
+ BIO_printf (bio_err, "-maciter use MAC iteration\n");
+ BIO_printf (bio_err, "-twopass separate MAC, encryption passwords\n");
+ BIO_printf (bio_err, "-descert encrypt PKCS#12 certificates with triple DES (default RC2-40)\n");
+ BIO_printf (bio_err, "-keyex set MS key exchange type\n");
+ BIO_printf (bio_err, "-keysig set MS key signature type\n");
+ BIO_printf (bio_err, "-password p set import/export password (NOT RECOMMENDED)\n");
+ BIO_printf (bio_err, "-envpass p set import/export password from environment\n");
+ goto end;
+ }
+
+ if(cpass) mpass = cpass;
+ else {
+ cpass = pass;
+ mpass = macpass;
+ }
+
+ ERR_load_crypto_strings();
+
+ if (!infile) in = BIO_new_fp(stdin, BIO_NOCLOSE);
+ else in = BIO_new_file(infile, "rb");
+ if (!in) {
+ BIO_printf(bio_err, "Error opening input file %s\n",
+ infile ? infile : "<stdin>");
+ perror (infile);
+ goto end;
+ }
+
+ if (certfile) {
+ if(!(certsin = BIO_new_file(certfile, "r"))) {
+ BIO_printf(bio_err, "Can't open certificate file %s\n", certfile);
+ perror (certfile);
+ goto end;
+ }
+ }
+
+ if (keyname) {
+ if(!(inkey = BIO_new_file(keyname, "r"))) {
+ BIO_printf(bio_err, "Can't key certificate file %s\n", keyname);
+ perror (keyname);
+ goto end;
+ }
+ }
+
+ if (!outfile) out = BIO_new_fp(stdout, BIO_NOCLOSE);
+ else out = BIO_new_file(outfile, "wb");
+ if (!out) {
+ BIO_printf(bio_err, "Error opening output file %s\n",
+ outfile ? outfile : "<stdout>");
+ perror (outfile);
+ goto end;
+ }
+ if (twopass) {
+ if(EVP_read_pw_string (macpass, 50, "Enter MAC Password:", export_cert))
+ {
+ BIO_printf (bio_err, "Can't read Password\n");
+ goto end;
+ }
+ }
+
+if (export_cert) {
+ EVP_PKEY *key;
+ STACK *bags, *safes;
+ PKCS12_SAFEBAG *bag;
+ PKCS8_PRIV_KEY_INFO *p8;
+ PKCS7 *authsafe;
+ X509 *cert = NULL, *ucert = NULL;
+ STACK_OF(X509) *certs;
+ char *catmp;
+ int i;
+ unsigned char keyid[EVP_MAX_MD_SIZE];
+ unsigned int keyidlen = 0;
+ key = PEM_read_bio_PrivateKey(inkey ? inkey : in, NULL, NULL, NULL);
+ if (!inkey) (void) BIO_reset(in);
+ if (!key) {
+ BIO_printf (bio_err, "Error loading private key\n");
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+
+ certs = sk_X509_new(NULL);
+
+ /* Load in all certs in input file */
+ if(!cert_load(in, certs)) {
+ BIO_printf(bio_err, "Error loading certificates from input\n");
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+
+ for(i = 0; i < sk_X509_num(certs); i++) {
+ ucert = sk_X509_value(certs, i);
+ if(X509_check_private_key(ucert, key)) {
+ X509_digest(cert, EVP_sha1(), keyid, &keyidlen);
+ break;
+ }
+ }
+
+ if(!keyidlen) {
+ BIO_printf(bio_err, "No certificate matches private key\n");
+ goto end;
+ }
+
+ bags = sk_new (NULL);
+
+ /* Add any more certificates asked for */
+ if (certsin) {
+ if(!cert_load(certsin, certs)) {
+ BIO_printf(bio_err, "Error loading certificates from certfile\n");
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+ BIO_free(certsin);
+ }
+
+ /* If chaining get chain from user cert */
+ if (chain) {
+ int vret;
+ STACK_OF(X509) *chain2;
+ vret = get_cert_chain (ucert, &chain2);
+ if (vret) {
+ BIO_printf (bio_err, "Error %s getting chain.\n",
+ X509_verify_cert_error_string(vret));
+ goto end;
+ }
+ /* Exclude verified certificate */
+ for (i = 1; i < sk_X509_num (chain2) ; i++)
+ sk_X509_push(certs, sk_X509_value (chain2, i));
+ sk_X509_free(chain2);
+
+ }
+
+ /* We now have loads of certificates: include them all */
+ for(i = 0; i < sk_X509_num(certs); i++) {
+ cert = sk_X509_value(certs, i);
+ bag = M_PKCS12_x5092certbag(cert);
+ /* If it matches private key set id */
+ if(cert == ucert) {
+ if(name) PKCS12_add_friendlyname(bag, name, -1);
+ PKCS12_add_localkeyid(bag, keyid, keyidlen);
+ } else if((catmp = sk_shift(canames)))
+ PKCS12_add_friendlyname(bag, catmp, -1);
+ sk_push(bags, (char *)bag);
+ }
+
+ if (canames) sk_free(canames);
+
+ if(!noprompt &&
+ EVP_read_pw_string(pass, 50, "Enter Export Password:", 1)) {
+ BIO_printf (bio_err, "Can't read Password\n");
+ goto end;
+ }
+ if (!twopass) strcpy(macpass, pass);
+ /* Turn certbags into encrypted authsafe */
+ authsafe = PKCS12_pack_p7encdata(cert_pbe, cpass, -1, NULL, 0,
+ iter, bags);
+ sk_pop_free(bags, PKCS12_SAFEBAG_free);
+
+ if (!authsafe) {
+ ERR_print_errors (bio_err);
+ goto end;
+ }
+
+ safes = sk_new (NULL);
+ sk_push (safes, (char *)authsafe);
+
+ /* Make a shrouded key bag */
+ p8 = EVP_PKEY2PKCS8 (key);
+ EVP_PKEY_free(key);
+ if(keytype) PKCS8_add_keyusage(p8, keytype);
+ bag = PKCS12_MAKE_SHKEYBAG(NID_pbe_WithSHA1And3_Key_TripleDES_CBC,
+ cpass, -1, NULL, 0, iter, p8);
+ PKCS8_PRIV_KEY_INFO_free(p8);
+ if (name) PKCS12_add_friendlyname (bag, name, -1);
+ PKCS12_add_localkeyid (bag, keyid, keyidlen);
+ bags = sk_new(NULL);
+ sk_push (bags, (char *)bag);
+ /* Turn it into unencrypted safe bag */
+ authsafe = PKCS12_pack_p7data (bags);
+ sk_pop_free(bags, PKCS12_SAFEBAG_free);
+ sk_push (safes, (char *)authsafe);
+
+ p12 = PKCS12_init (NID_pkcs7_data);
+
+ M_PKCS12_pack_authsafes (p12, safes);
+
+ sk_pop_free(safes, PKCS7_free);
+
+ PKCS12_set_mac (p12, mpass, -1, NULL, 0, maciter, NULL);
+
+ i2d_PKCS12_bio (out, p12);
+
+ PKCS12_free(p12);
+
+ ret = 0;
+ goto end;
+
+ }
+
+ if (!(p12 = d2i_PKCS12_bio (in, NULL))) {
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+
+ if(!noprompt && EVP_read_pw_string(pass, 50, "Enter Import Password:", 0)) {
+ BIO_printf (bio_err, "Can't read Password\n");
+ goto end;
+ }
+
+ if (!twopass) strcpy(macpass, pass);
+
+ if (options & INFO) BIO_printf (bio_err, "MAC Iteration %ld\n", p12->mac->iter ? ASN1_INTEGER_get (p12->mac->iter) : 1);
+ if(macver) {
+ if (!PKCS12_verify_mac (p12, mpass, -1)) {
+ BIO_printf (bio_err, "Mac verify errror: invalid password?\n");
+ ERR_print_errors (bio_err);
+ goto end;
+ } else BIO_printf (bio_err, "MAC verified OK\n");
+ }
+
+ if (!dump_certs_keys_p12 (out, p12, cpass, -1, options)) {
+ BIO_printf(bio_err, "Error outputting keys and certificates\n");
+ ERR_print_errors (bio_err);
+ goto end;
+ }
+ PKCS12_free(p12);
+ ret = 0;
+ end:
+ BIO_free(out);
+ EXIT(ret);
+}
+
+int dump_cert_text (BIO *out, X509 *x)
+{
+ char buf[256];
+ X509_NAME_oneline(X509_get_subject_name(x),buf,256);
+ BIO_puts(out,"subject=");
+ BIO_puts(out,buf);
+
+ X509_NAME_oneline(X509_get_issuer_name(x),buf,256);
+ BIO_puts(out,"\nissuer= ");
+ BIO_puts(out,buf);
+ BIO_puts(out,"\n");
+ return 0;
+}
+
+int dump_certs_keys_p12 (BIO *out, PKCS12 *p12, char *pass,
+ int passlen, int options)
+{
+ STACK *asafes, *bags;
+ int i, bagnid;
+ PKCS7 *p7;
+ if (!( asafes = M_PKCS12_unpack_authsafes (p12))) return 0;
+ for (i = 0; i < sk_num (asafes); i++) {
+ p7 = (PKCS7 *) sk_value (asafes, i);
+ bagnid = OBJ_obj2nid (p7->type);
+ if (bagnid == NID_pkcs7_data) {
+ bags = M_PKCS12_unpack_p7data (p7);
+ if (options & INFO) BIO_printf (bio_err, "PKCS7 Data\n");
+ } else if (bagnid == NID_pkcs7_encrypted) {
+ if (options & INFO) {
+ BIO_printf (bio_err, "PKCS7 Encrypted data: ");
+ alg_print (bio_err,
+ p7->d.encrypted->enc_data->algorithm);
+ }
+ bags = M_PKCS12_unpack_p7encdata (p7, pass, passlen);
+ } else continue;
+ if (!bags) return 0;
+ if (!dump_certs_pkeys_bags (out, bags, pass, passlen,
+ options)) {
+ sk_pop_free (bags, PKCS12_SAFEBAG_free);
+ return 0;
+ }
+ sk_pop_free (bags, PKCS12_SAFEBAG_free);
+ }
+ sk_pop_free (asafes, PKCS7_free);
+ return 1;
+}
+
+int dump_certs_pkeys_bags (BIO *out, STACK *bags, char *pass,
+ int passlen, int options)
+{
+ int i;
+ for (i = 0; i < sk_num (bags); i++) {
+ if (!dump_certs_pkeys_bag (out,
+ (PKCS12_SAFEBAG *)sk_value (bags, i), pass, passlen,
+ options)) return 0;
+ }
+ return 1;
+}
+
+int dump_certs_pkeys_bag (BIO *out, PKCS12_SAFEBAG *bag, char *pass,
+ int passlen, int options)
+{
+ EVP_PKEY *pkey;
+ PKCS8_PRIV_KEY_INFO *p8;
+ X509 *x509;
+
+ switch (M_PKCS12_bag_type(bag))
+ {
+ case NID_keyBag:
+ if (options & INFO) BIO_printf (bio_err, "Key bag\n");
+ if (options & NOKEYS) return 1;
+ print_attribs (out, bag->attrib, "Bag Attributes");
+ p8 = bag->value.keybag;
+ if (!(pkey = EVP_PKCS82PKEY (p8))) return 0;
+ print_attribs (out, p8->attributes, "Key Attributes");
+ PEM_write_bio_PrivateKey (out, pkey, enc, NULL, 0, NULL, NULL);
+ EVP_PKEY_free(pkey);
+ break;
+
+ case NID_pkcs8ShroudedKeyBag:
+ if (options & INFO) {
+ BIO_printf (bio_err, "Shrouded Keybag: ");
+ alg_print (bio_err, bag->value.shkeybag->algor);
+ }
+ if (options & NOKEYS) return 1;
+ print_attribs (out, bag->attrib, "Bag Attributes");
+ if (!(p8 = M_PKCS12_decrypt_skey (bag, pass, passlen)))
+ return 0;
+ if (!(pkey = EVP_PKCS82PKEY (p8))) return 0;
+ print_attribs (out, p8->attributes, "Key Attributes");
+ PKCS8_PRIV_KEY_INFO_free(p8);
+ PEM_write_bio_PrivateKey (out, pkey, enc, NULL, 0, NULL, NULL);
+ EVP_PKEY_free(pkey);
+ break;
+
+ case NID_certBag:
+ if (options & INFO) BIO_printf (bio_err, "Certificate bag\n");
+ if (options & NOCERTS) return 1;
+ if (PKCS12_get_attr(bag, NID_localKeyID)) {
+ if (options & CACERTS) return 1;
+ } else if (options & CLCERTS) return 1;
+ print_attribs (out, bag->attrib, "Bag Attributes");
+ if (M_PKCS12_cert_bag_type(bag) != NID_x509Certificate )
+ return 1;
+ if (!(x509 = M_PKCS12_certbag2x509(bag))) return 0;
+ dump_cert_text (out, x509);
+ PEM_write_bio_X509 (out, x509);
+ X509_free(x509);
+ break;
+
+ case NID_safeContentsBag:
+ if (options & INFO) BIO_printf (bio_err, "Safe Contents bag\n");
+ print_attribs (out, bag->attrib, "Bag Attributes");
+ return dump_certs_pkeys_bags (out, bag->value.safes, pass,
+ passlen, options);
+
+ default:
+ BIO_printf (bio_err, "Warning unsupported bag type: ");
+ i2a_ASN1_OBJECT (bio_err, bag->type);
+ BIO_printf (bio_err, "\n");
+ return 1;
+ break;
+ }
+ return 1;
+}
+
+/* Given a single certificate return a verified chain or NULL if error */
+
+/* Hope this is OK .... */
+
+int get_cert_chain (X509 *cert, STACK_OF(X509) **chain)
+{
+ X509_STORE *store;
+ X509_STORE_CTX store_ctx;
+ STACK_OF(X509) *chn;
+ int i;
+ X509 *x;
+ store = X509_STORE_new ();
+ X509_STORE_set_default_paths (store);
+ X509_STORE_CTX_init(&store_ctx, store, cert, NULL);
+ if (X509_verify_cert(&store_ctx) <= 0) {
+ i = X509_STORE_CTX_get_error (&store_ctx);
+ goto err;
+ }
+ chn = sk_X509_dup(X509_STORE_CTX_get_chain (&store_ctx));
+ for (i = 0; i < sk_X509_num(chn); i++) {
+ x = sk_X509_value(chn, i);
+ CRYPTO_add(&x->references,1,CRYPTO_LOCK_X509);
+ }
+ i = 0;
+ *chain = chn;
+err:
+ X509_STORE_CTX_cleanup(&store_ctx);
+ X509_STORE_free(store);
+
+ return i;
+}
+
+int alg_print (BIO *x, X509_ALGOR *alg)
+{
+ PBEPARAM *pbe;
+ unsigned char *p;
+ p = alg->parameter->value.sequence->data;
+ pbe = d2i_PBEPARAM (NULL, &p, alg->parameter->value.sequence->length);
+ BIO_printf (bio_err, "%s, Iteration %d\n",
+ OBJ_nid2ln(OBJ_obj2nid(alg->algorithm)), ASN1_INTEGER_get(pbe->iter));
+ PBEPARAM_free (pbe);
+ return 0;
+}
+
+/* Load all certificates from a given file */
+
+int cert_load(BIO *in, STACK_OF(X509) *sk)
+{
+ int ret;
+ X509 *cert;
+ ret = 0;
+ while((cert = PEM_read_bio_X509(in, NULL, NULL, NULL))) {
+ ret = 1;
+ sk_X509_push(sk, cert);
+ }
+ if(ret) ERR_clear_error();
+ return ret;
+}
+
+/* Generalised attribute print: handle PKCS#8 and bag attributes */
+
+int print_attribs (BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst, char *name)
+{
+ X509_ATTRIBUTE *attr;
+ ASN1_TYPE *av;
+ char *value;
+ int i, attr_nid;
+ if(!attrlst) {
+ BIO_printf(out, "%s: <No Attributes>\n", name);
+ return 1;
+ }
+ if(!sk_X509_ATTRIBUTE_num(attrlst)) {
+ BIO_printf(out, "%s: <Empty Attributes>\n", name);
+ return 1;
+ }
+ BIO_printf(out, "%s\n", name);
+ for(i = 0; i < sk_X509_ATTRIBUTE_num(attrlst); i++) {
+ attr = sk_X509_ATTRIBUTE_value(attrlst, i);
+ attr_nid = OBJ_obj2nid(attr->object);
+ BIO_printf(out, " ");
+ if(attr_nid == NID_undef) {
+ i2a_ASN1_OBJECT (out, attr->object);
+ BIO_printf(out, ": ");
+ } else BIO_printf(out, "%s: ", OBJ_nid2ln(attr_nid));
+
+ if(sk_ASN1_TYPE_num(attr->value.set)) {
+ av = sk_ASN1_TYPE_value(attr->value.set, 0);
+ switch(av->type) {
+ case V_ASN1_BMPSTRING:
+ value = uni2asc(av->value.bmpstring->data,
+ av->value.bmpstring->length);
+ BIO_printf(out, "%s\n", value);
+ Free(value);
+ break;
+
+ case V_ASN1_OCTET_STRING:
+ hex_prin(out, av->value.bit_string->data,
+ av->value.bit_string->length);
+ BIO_printf(out, "\n");
+ break;
+
+ case V_ASN1_BIT_STRING:
+ hex_prin(out, av->value.octet_string->data,
+ av->value.octet_string->length);
+ BIO_printf(out, "\n");
+ break;
+
+ default:
+ BIO_printf(out, "<Unsupported tag %d>\n", av->type);
+ break;
+ }
+ } else BIO_printf(out, "<No Values>\n");
+ }
+ return 1;
+}
+
+void hex_prin(BIO *out, unsigned char *buf, int len)
+{
+ int i;
+ for (i = 0; i < len; i++) BIO_printf (out, "%02X ", buf[i]);
+}
+
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-04 22:20:23 +0000