inital commit

1 files changed, 639 insertions, 0 deletions

diff --git a/openssl/ssl/ssl_asn1.c b/openssl/ssl/ssl_asn1.c
new file mode 100644
index 0000000..499f0e8
--- /dev/null
+++ b/openssl/ssl/ssl_asn1.c
@@ -0,0 +1,639 @@
+/* ssl/ssl_asn1.c */
+/* 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.]
+ */
+/* ====================================================================
+ * Copyright 2005 Nokia. All rights reserved.
+ *
+ * The portions of the attached software ("Contribution") is developed by
+ * Nokia Corporation and is licensed pursuant to the OpenSSL open source
+ * license.
+ *
+ * The Contribution, originally written by Mika Kousa and Pasi Eronen of
+ * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
+ * support (see RFC 4279) to OpenSSL.
+ *
+ * No patent licenses or other rights except those expressly stated in
+ * the OpenSSL open source license shall be deemed granted or received
+ * expressly, by implication, estoppel, or otherwise.
+ *
+ * No assurances are provided by Nokia that the Contribution does not
+ * infringe the patent or other intellectual property rights of any third
+ * party or that the license provides you with all the necessary rights
+ * to make use of the Contribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
+ * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
+ * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
+ * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
+ * OTHERWISE.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include "ssl_locl.h"
+#include <openssl/asn1_mac.h>
+#include <openssl/objects.h>
+#include <openssl/x509.h>
+
+typedef struct ssl_session_asn1_st {
+    ASN1_INTEGER version;
+    ASN1_INTEGER ssl_version;
+    ASN1_OCTET_STRING cipher;
+    ASN1_OCTET_STRING comp_id;
+    ASN1_OCTET_STRING master_key;
+    ASN1_OCTET_STRING session_id;
+    ASN1_OCTET_STRING session_id_context;
+    ASN1_OCTET_STRING key_arg;
+#ifndef OPENSSL_NO_KRB5
+    ASN1_OCTET_STRING krb5_princ;
+#endif                          /* OPENSSL_NO_KRB5 */
+    ASN1_INTEGER time;
+    ASN1_INTEGER timeout;
+    ASN1_INTEGER verify_result;
+#ifndef OPENSSL_NO_TLSEXT
+    ASN1_OCTET_STRING tlsext_hostname;
+    ASN1_INTEGER tlsext_tick_lifetime;
+    ASN1_OCTET_STRING tlsext_tick;
+#endif                          /* OPENSSL_NO_TLSEXT */
+#ifndef OPENSSL_NO_PSK
+    ASN1_OCTET_STRING psk_identity_hint;
+    ASN1_OCTET_STRING psk_identity;
+#endif                          /* OPENSSL_NO_PSK */
+#ifndef OPENSSL_NO_SRP
+    ASN1_OCTET_STRING srp_username;
+#endif                          /* OPENSSL_NO_SRP */
+} SSL_SESSION_ASN1;
+
+int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp)
+{
+#define LSIZE2 (sizeof(long)*2)
+    int v1 = 0, v2 = 0, v3 = 0, v4 = 0, v5 = 0;
+    unsigned char buf[4], ibuf1[LSIZE2], ibuf2[LSIZE2];
+    unsigned char ibuf3[LSIZE2], ibuf4[LSIZE2], ibuf5[LSIZE2];
+#ifndef OPENSSL_NO_TLSEXT
+    int v6 = 0, v9 = 0, v10 = 0;
+    unsigned char ibuf6[LSIZE2];
+#endif
+#ifndef OPENSSL_NO_PSK
+    int v7 = 0, v8 = 0;
+#endif
+#ifndef OPENSSL_NO_COMP
+    unsigned char cbuf;
+    int v11 = 0;
+#endif
+#ifndef OPENSSL_NO_SRP
+    int v12 = 0;
+#endif
+    long l;
+    SSL_SESSION_ASN1 a;
+    M_ASN1_I2D_vars(in);
+
+    if ((in == NULL) || ((in->cipher == NULL) && (in->cipher_id == 0)))
+        return (0);
+
+    /*
+     * Note that I cheat in the following 2 assignments.  I know that if the
+     * ASN1_INTEGER passed to ASN1_INTEGER_set is > sizeof(long)+1, the
+     * buffer will not be re-OPENSSL_malloc()ed. This is a bit evil but makes
+     * things simple, no dynamic allocation to clean up :-)
+     */
+    a.version.length = LSIZE2;
+    a.version.type = V_ASN1_INTEGER;
+    a.version.data = ibuf1;
+    ASN1_INTEGER_set(&(a.version), SSL_SESSION_ASN1_VERSION);
+
+    a.ssl_version.length = LSIZE2;
+    a.ssl_version.type = V_ASN1_INTEGER;
+    a.ssl_version.data = ibuf2;
+    ASN1_INTEGER_set(&(a.ssl_version), in->ssl_version);
+
+    a.cipher.type = V_ASN1_OCTET_STRING;
+    a.cipher.data = buf;
+
+    if (in->cipher == NULL)
+        l = in->cipher_id;
+    else
+        l = in->cipher->id;
+    if (in->ssl_version == SSL2_VERSION) {
+        a.cipher.length = 3;
+        buf[0] = ((unsigned char)(l >> 16L)) & 0xff;
+        buf[1] = ((unsigned char)(l >> 8L)) & 0xff;
+        buf[2] = ((unsigned char)(l)) & 0xff;
+    } else {
+        a.cipher.length = 2;
+        buf[0] = ((unsigned char)(l >> 8L)) & 0xff;
+        buf[1] = ((unsigned char)(l)) & 0xff;
+    }
+
+#ifndef OPENSSL_NO_COMP
+    if (in->compress_meth) {
+        cbuf = (unsigned char)in->compress_meth;
+        a.comp_id.length = 1;
+        a.comp_id.type = V_ASN1_OCTET_STRING;
+        a.comp_id.data = &cbuf;
+    }
+#endif
+
+    a.master_key.length = in->master_key_length;
+    a.master_key.type = V_ASN1_OCTET_STRING;
+    a.master_key.data = in->master_key;
+
+    a.session_id.length = in->session_id_length;
+    a.session_id.type = V_ASN1_OCTET_STRING;
+    a.session_id.data = in->session_id;
+
+    a.session_id_context.length = in->sid_ctx_length;
+    a.session_id_context.type = V_ASN1_OCTET_STRING;
+    a.session_id_context.data = in->sid_ctx;
+
+    a.key_arg.length = in->key_arg_length;
+    a.key_arg.type = V_ASN1_OCTET_STRING;
+    a.key_arg.data = in->key_arg;
+
+#ifndef OPENSSL_NO_KRB5
+    if (in->krb5_client_princ_len) {
+        a.krb5_princ.length = in->krb5_client_princ_len;
+        a.krb5_princ.type = V_ASN1_OCTET_STRING;
+        a.krb5_princ.data = in->krb5_client_princ;
+    }
+#endif                          /* OPENSSL_NO_KRB5 */
+
+    if (in->time != 0L) {
+        a.time.length = LSIZE2;
+        a.time.type = V_ASN1_INTEGER;
+        a.time.data = ibuf3;
+        ASN1_INTEGER_set(&(a.time), in->time);
+    }
+
+    if (in->timeout != 0L) {
+        a.timeout.length = LSIZE2;
+        a.timeout.type = V_ASN1_INTEGER;
+        a.timeout.data = ibuf4;
+        ASN1_INTEGER_set(&(a.timeout), in->timeout);
+    }
+
+    if (in->verify_result != X509_V_OK) {
+        a.verify_result.length = LSIZE2;
+        a.verify_result.type = V_ASN1_INTEGER;
+        a.verify_result.data = ibuf5;
+        ASN1_INTEGER_set(&a.verify_result, in->verify_result);
+    }
+#ifndef OPENSSL_NO_TLSEXT
+    if (in->tlsext_hostname) {
+        a.tlsext_hostname.length = strlen(in->tlsext_hostname);
+        a.tlsext_hostname.type = V_ASN1_OCTET_STRING;
+        a.tlsext_hostname.data = (unsigned char *)in->tlsext_hostname;
+    }
+    if (in->tlsext_tick) {
+        a.tlsext_tick.length = in->tlsext_ticklen;
+        a.tlsext_tick.type = V_ASN1_OCTET_STRING;
+        a.tlsext_tick.data = (unsigned char *)in->tlsext_tick;
+    }
+    if (in->tlsext_tick_lifetime_hint > 0) {
+        a.tlsext_tick_lifetime.length = LSIZE2;
+        a.tlsext_tick_lifetime.type = V_ASN1_INTEGER;
+        a.tlsext_tick_lifetime.data = ibuf6;
+        ASN1_INTEGER_set(&a.tlsext_tick_lifetime,
+                         in->tlsext_tick_lifetime_hint);
+    }
+#endif                          /* OPENSSL_NO_TLSEXT */
+#ifndef OPENSSL_NO_PSK
+    if (in->psk_identity_hint) {
+        a.psk_identity_hint.length = strlen(in->psk_identity_hint);
+        a.psk_identity_hint.type = V_ASN1_OCTET_STRING;
+        a.psk_identity_hint.data = (unsigned char *)(in->psk_identity_hint);
+    }
+    if (in->psk_identity) {
+        a.psk_identity.length = strlen(in->psk_identity);
+        a.psk_identity.type = V_ASN1_OCTET_STRING;
+        a.psk_identity.data = (unsigned char *)(in->psk_identity);
+    }
+#endif                          /* OPENSSL_NO_PSK */
+#ifndef OPENSSL_NO_SRP
+    if (in->srp_username) {
+        a.srp_username.length = strlen(in->srp_username);
+        a.srp_username.type = V_ASN1_OCTET_STRING;
+        a.srp_username.data = (unsigned char *)(in->srp_username);
+    }
+#endif                          /* OPENSSL_NO_SRP */
+
+    M_ASN1_I2D_len(&(a.version), i2d_ASN1_INTEGER);
+    M_ASN1_I2D_len(&(a.ssl_version), i2d_ASN1_INTEGER);
+    M_ASN1_I2D_len(&(a.cipher), i2d_ASN1_OCTET_STRING);
+    M_ASN1_I2D_len(&(a.session_id), i2d_ASN1_OCTET_STRING);
+    M_ASN1_I2D_len(&(a.master_key), i2d_ASN1_OCTET_STRING);
+#ifndef OPENSSL_NO_KRB5
+    if (in->krb5_client_princ_len)
+        M_ASN1_I2D_len(&(a.krb5_princ), i2d_ASN1_OCTET_STRING);
+#endif                          /* OPENSSL_NO_KRB5 */
+    if (in->key_arg_length > 0)
+        M_ASN1_I2D_len_IMP_opt(&(a.key_arg), i2d_ASN1_OCTET_STRING);
+    if (in->time != 0L)
+        M_ASN1_I2D_len_EXP_opt(&(a.time), i2d_ASN1_INTEGER, 1, v1);
+    if (in->timeout != 0L)
+        M_ASN1_I2D_len_EXP_opt(&(a.timeout), i2d_ASN1_INTEGER, 2, v2);
+    if (in->peer != NULL)
+        M_ASN1_I2D_len_EXP_opt(in->peer, i2d_X509, 3, v3);
+    M_ASN1_I2D_len_EXP_opt(&a.session_id_context, i2d_ASN1_OCTET_STRING, 4,
+                           v4);
+    if (in->verify_result != X509_V_OK)
+        M_ASN1_I2D_len_EXP_opt(&(a.verify_result), i2d_ASN1_INTEGER, 5, v5);
+
+#ifndef OPENSSL_NO_TLSEXT
+    if (in->tlsext_tick_lifetime_hint > 0)
+        M_ASN1_I2D_len_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER, 9,
+                               v9);
+    if (in->tlsext_tick)
+        M_ASN1_I2D_len_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING, 10,
+                               v10);
+    if (in->tlsext_hostname)
+        M_ASN1_I2D_len_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING, 6,
+                               v6);
+# ifndef OPENSSL_NO_COMP
+    if (in->compress_meth)
+        M_ASN1_I2D_len_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING, 11, v11);
+# endif
+#endif                          /* OPENSSL_NO_TLSEXT */
+#ifndef OPENSSL_NO_PSK
+    if (in->psk_identity_hint)
+        M_ASN1_I2D_len_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING,
+                               7, v7);
+    if (in->psk_identity)
+        M_ASN1_I2D_len_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING, 8,
+                               v8);
+#endif                          /* OPENSSL_NO_PSK */
+#ifndef OPENSSL_NO_SRP
+    if (in->srp_username)
+        M_ASN1_I2D_len_EXP_opt(&(a.srp_username), i2d_ASN1_OCTET_STRING, 12,
+                               v12);
+#endif                          /* OPENSSL_NO_SRP */
+
+    M_ASN1_I2D_seq_total();
+
+    M_ASN1_I2D_put(&(a.version), i2d_ASN1_INTEGER);
+    M_ASN1_I2D_put(&(a.ssl_version), i2d_ASN1_INTEGER);
+    M_ASN1_I2D_put(&(a.cipher), i2d_ASN1_OCTET_STRING);
+    M_ASN1_I2D_put(&(a.session_id), i2d_ASN1_OCTET_STRING);
+    M_ASN1_I2D_put(&(a.master_key), i2d_ASN1_OCTET_STRING);
+#ifndef OPENSSL_NO_KRB5
+    if (in->krb5_client_princ_len)
+        M_ASN1_I2D_put(&(a.krb5_princ), i2d_ASN1_OCTET_STRING);
+#endif                          /* OPENSSL_NO_KRB5 */
+    if (in->key_arg_length > 0)
+        M_ASN1_I2D_put_IMP_opt(&(a.key_arg), i2d_ASN1_OCTET_STRING, 0);
+    if (in->time != 0L)
+        M_ASN1_I2D_put_EXP_opt(&(a.time), i2d_ASN1_INTEGER, 1, v1);
+    if (in->timeout != 0L)
+        M_ASN1_I2D_put_EXP_opt(&(a.timeout), i2d_ASN1_INTEGER, 2, v2);
+    if (in->peer != NULL)
+        M_ASN1_I2D_put_EXP_opt(in->peer, i2d_X509, 3, v3);
+    M_ASN1_I2D_put_EXP_opt(&a.session_id_context, i2d_ASN1_OCTET_STRING, 4,
+                           v4);
+    if (in->verify_result != X509_V_OK)
+        M_ASN1_I2D_put_EXP_opt(&a.verify_result, i2d_ASN1_INTEGER, 5, v5);
+#ifndef OPENSSL_NO_TLSEXT
+    if (in->tlsext_hostname)
+        M_ASN1_I2D_put_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING, 6,
+                               v6);
+#endif                          /* OPENSSL_NO_TLSEXT */
+#ifndef OPENSSL_NO_PSK
+    if (in->psk_identity_hint)
+        M_ASN1_I2D_put_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING,
+                               7, v7);
+    if (in->psk_identity)
+        M_ASN1_I2D_put_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING, 8,
+                               v8);
+#endif                          /* OPENSSL_NO_PSK */
+#ifndef OPENSSL_NO_TLSEXT
+    if (in->tlsext_tick_lifetime_hint > 0)
+        M_ASN1_I2D_put_EXP_opt(&a.tlsext_tick_lifetime, i2d_ASN1_INTEGER, 9,
+                               v9);
+    if (in->tlsext_tick)
+        M_ASN1_I2D_put_EXP_opt(&(a.tlsext_tick), i2d_ASN1_OCTET_STRING, 10,
+                               v10);
+#endif                          /* OPENSSL_NO_TLSEXT */
+#ifndef OPENSSL_NO_COMP
+    if (in->compress_meth)
+        M_ASN1_I2D_put_EXP_opt(&(a.comp_id), i2d_ASN1_OCTET_STRING, 11, v11);
+#endif
+#ifndef OPENSSL_NO_SRP
+    if (in->srp_username)
+        M_ASN1_I2D_put_EXP_opt(&(a.srp_username), i2d_ASN1_OCTET_STRING, 12,
+                               v12);
+#endif                          /* OPENSSL_NO_SRP */
+    M_ASN1_I2D_finish();
+}
+
+SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
+                             long length)
+{
+    int ssl_version = 0, i;
+    long id;
+    ASN1_INTEGER ai, *aip;
+    ASN1_OCTET_STRING os, *osp;
+    M_ASN1_D2I_vars(a, SSL_SESSION *, SSL_SESSION_new);
+
+    aip = &ai;
+    osp = &os;
+
+    M_ASN1_D2I_Init();
+    M_ASN1_D2I_start_sequence();
+
+    ai.data = NULL;
+    ai.length = 0;
+    M_ASN1_D2I_get_x(ASN1_INTEGER, aip, d2i_ASN1_INTEGER);
+    if (ai.data != NULL) {
+        OPENSSL_free(ai.data);
+        ai.data = NULL;
+        ai.length = 0;
+    }
+
+    /* we don't care about the version right now :-) */
+    M_ASN1_D2I_get_x(ASN1_INTEGER, aip, d2i_ASN1_INTEGER);
+    ssl_version = (int)ASN1_INTEGER_get(aip);
+    ret->ssl_version = ssl_version;
+    if (ai.data != NULL) {
+        OPENSSL_free(ai.data);
+        ai.data = NULL;
+        ai.length = 0;
+    }
+
+    os.data = NULL;
+    os.length = 0;
+    M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING);
+    if (ssl_version == SSL2_VERSION) {
+        if (os.length != 3) {
+            c.error = SSL_R_CIPHER_CODE_WRONG_LENGTH;
+            c.line = __LINE__;
+            goto err;
+        }
+        id = 0x02000000L |
+            ((unsigned long)os.data[0] << 16L) |
+            ((unsigned long)os.data[1] << 8L) | (unsigned long)os.data[2];
+    } else if ((ssl_version >> 8) == SSL3_VERSION_MAJOR
+        || (ssl_version >> 8) == DTLS1_VERSION_MAJOR
+        || ssl_version == DTLS1_BAD_VER) {
+        if (os.length != 2) {
+            c.error = SSL_R_CIPHER_CODE_WRONG_LENGTH;
+            c.line = __LINE__;
+            goto err;
+        }
+        id = 0x03000000L |
+            ((unsigned long)os.data[0] << 8L) | (unsigned long)os.data[1];
+    } else {
+        c.error = SSL_R_UNKNOWN_SSL_VERSION;
+        c.line = __LINE__;
+        goto err;
+    }
+
+    ret->cipher = NULL;
+    ret->cipher_id = id;
+
+    M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING);
+    if ((ssl_version >> 8) >= SSL3_VERSION_MAJOR)
+        i = SSL3_MAX_SSL_SESSION_ID_LENGTH;
+    else                        /* if (ssl_version>>8 == SSL2_VERSION_MAJOR) */
+        i = SSL2_MAX_SSL_SESSION_ID_LENGTH;
+
+    if (os.length > i)
+        os.length = i;
+    if (os.length > (int)sizeof(ret->session_id)) /* can't happen */
+        os.length = sizeof(ret->session_id);
+
+    ret->session_id_length = os.length;
+    OPENSSL_assert(os.length <= (int)sizeof(ret->session_id));
+    memcpy(ret->session_id, os.data, os.length);
+
+    M_ASN1_D2I_get_x(ASN1_OCTET_STRING, osp, d2i_ASN1_OCTET_STRING);
+    if (os.length > SSL_MAX_MASTER_KEY_LENGTH)
+        ret->master_key_length = SSL_MAX_MASTER_KEY_LENGTH;
+    else
+        ret->master_key_length = os.length;
+    memcpy(ret->master_key, os.data, ret->master_key_length);
+
+    os.length = 0;
+
+#ifndef OPENSSL_NO_KRB5
+    os.length = 0;
+    M_ASN1_D2I_get_opt(osp, d2i_ASN1_OCTET_STRING, V_ASN1_OCTET_STRING);
+    if (os.data) {
+        if (os.length > SSL_MAX_KRB5_PRINCIPAL_LENGTH)
+            ret->krb5_client_princ_len = 0;
+        else
+            ret->krb5_client_princ_len = os.length;
+        memcpy(ret->krb5_client_princ, os.data, ret->krb5_client_princ_len);
+        OPENSSL_free(os.data);
+        os.data = NULL;
+        os.length = 0;
+    } else
+        ret->krb5_client_princ_len = 0;
+#endif                          /* OPENSSL_NO_KRB5 */
+
+    M_ASN1_D2I_get_IMP_opt(osp, d2i_ASN1_OCTET_STRING, 0,
+                           V_ASN1_OCTET_STRING);
+    if (os.length > SSL_MAX_KEY_ARG_LENGTH)
+        ret->key_arg_length = SSL_MAX_KEY_ARG_LENGTH;
+    else
+        ret->key_arg_length = os.length;
+    memcpy(ret->key_arg, os.data, ret->key_arg_length);
+    if (os.data != NULL)
+        OPENSSL_free(os.data);
+
+    ai.length = 0;
+    M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 1);
+    if (ai.data != NULL) {
+        ret->time = ASN1_INTEGER_get(aip);
+        OPENSSL_free(ai.data);
+        ai.data = NULL;
+        ai.length = 0;
+    } else
+        ret->time = (unsigned long)time(NULL);
+
+    ai.length = 0;
+    M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 2);
+    if (ai.data != NULL) {
+        ret->timeout = ASN1_INTEGER_get(aip);
+        OPENSSL_free(ai.data);
+        ai.data = NULL;
+        ai.length = 0;
+    } else
+        ret->timeout = 3;
+
+    if (ret->peer != NULL) {
+        X509_free(ret->peer);
+        ret->peer = NULL;
+    }
+    M_ASN1_D2I_get_EXP_opt(ret->peer, d2i_X509, 3);
+
+    os.length = 0;
+    os.data = NULL;
+    M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 4);
+
+    if (os.data != NULL) {
+        if (os.length > SSL_MAX_SID_CTX_LENGTH) {
+            c.error = SSL_R_BAD_LENGTH;
+            c.line = __LINE__;
+            OPENSSL_free(os.data);
+            os.data = NULL;
+            os.length = 0;
+            goto err;
+        } else {
+            ret->sid_ctx_length = os.length;
+            memcpy(ret->sid_ctx, os.data, os.length);
+        }
+        OPENSSL_free(os.data);
+        os.data = NULL;
+        os.length = 0;
+    } else
+        ret->sid_ctx_length = 0;
+
+    ai.length = 0;
+    M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 5);
+    if (ai.data != NULL) {
+        ret->verify_result = ASN1_INTEGER_get(aip);
+        OPENSSL_free(ai.data);
+        ai.data = NULL;
+        ai.length = 0;
+    } else
+        ret->verify_result = X509_V_OK;
+
+#ifndef OPENSSL_NO_TLSEXT
+    os.length = 0;
+    os.data = NULL;
+    M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 6);
+    if (os.data) {
+        ret->tlsext_hostname = BUF_strndup((char *)os.data, os.length);
+        OPENSSL_free(os.data);
+        os.data = NULL;
+        os.length = 0;
+    } else
+        ret->tlsext_hostname = NULL;
+#endif                          /* OPENSSL_NO_TLSEXT */
+
+#ifndef OPENSSL_NO_PSK
+    os.length = 0;
+    os.data = NULL;
+    M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 7);
+    if (os.data) {
+        ret->psk_identity_hint = BUF_strndup((char *)os.data, os.length);
+        OPENSSL_free(os.data);
+        os.data = NULL;
+        os.length = 0;
+    } else
+        ret->psk_identity_hint = NULL;
+
+    os.length = 0;
+    os.data = NULL;
+    M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 8);
+    if (os.data) {
+        ret->psk_identity = BUF_strndup((char *)os.data, os.length);
+        OPENSSL_free(os.data);
+        os.data = NULL;
+        os.length = 0;
+    } else
+        ret->psk_identity = NULL;
+#endif                          /* OPENSSL_NO_PSK */
+
+#ifndef OPENSSL_NO_TLSEXT
+    ai.length = 0;
+    M_ASN1_D2I_get_EXP_opt(aip, d2i_ASN1_INTEGER, 9);
+    if (ai.data != NULL) {
+        ret->tlsext_tick_lifetime_hint = ASN1_INTEGER_get(aip);
+        OPENSSL_free(ai.data);
+        ai.data = NULL;
+        ai.length = 0;
+    } else if (ret->tlsext_ticklen && ret->session_id_length)
+        ret->tlsext_tick_lifetime_hint = -1;
+    else
+        ret->tlsext_tick_lifetime_hint = 0;
+    os.length = 0;
+    os.data = NULL;
+    M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 10);
+    if (os.data) {
+        ret->tlsext_tick = os.data;
+        ret->tlsext_ticklen = os.length;
+        os.data = NULL;
+        os.length = 0;
+    } else
+        ret->tlsext_tick = NULL;
+#endif                          /* OPENSSL_NO_TLSEXT */
+#ifndef OPENSSL_NO_COMP
+    os.length = 0;
+    os.data = NULL;
+    M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 11);
+    if (os.data) {
+        ret->compress_meth = os.data[0];
+        OPENSSL_free(os.data);
+        os.data = NULL;
+    }
+#endif
+
+#ifndef OPENSSL_NO_SRP
+    os.length = 0;
+    os.data = NULL;
+    M_ASN1_D2I_get_EXP_opt(osp, d2i_ASN1_OCTET_STRING, 12);
+    if (os.data) {
+        ret->srp_username = BUF_strndup((char *)os.data, os.length);
+        OPENSSL_free(os.data);
+        os.data = NULL;
+        os.length = 0;
+    } else
+        ret->srp_username = NULL;
+#endif                          /* OPENSSL_NO_SRP */
+
+    M_ASN1_D2I_Finish(a, SSL_SESSION_free, SSL_F_D2I_SSL_SESSION);
+}