diff options
Diffstat (limited to 'lib/libssl/src/ssl/ssl_asn1.c')
| -rw-r--r-- | lib/libssl/src/ssl/ssl_asn1.c | 691 |
1 files changed, 0 insertions, 691 deletions
diff --git a/lib/libssl/src/ssl/ssl_asn1.c b/lib/libssl/src/ssl/ssl_asn1.c deleted file mode 100644 index ee00cb286d2..00000000000 --- a/lib/libssl/src/ssl/ssl_asn1.c +++ /dev/null @@ -1,691 +0,0 @@ -/* $OpenBSD: ssl_asn1.c,v 1.41 2016/03/11 07:08:45 mmcc 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 <stdio.h> -#include <stdlib.h> - -#include "ssl_locl.h" - -#include <openssl/objects.h> -#include <openssl/x509.h> - -/* XXX - these are here to avoid including asn1_mac.h */ -int asn1_GetSequence(ASN1_const_CTX *c, long *length); -void asn1_add_error(const unsigned char *address, int offset); - -typedef struct ssl_session_asn1_st { - ASN1_INTEGER version; - ASN1_INTEGER ssl_version; - ASN1_OCTET_STRING cipher; - ASN1_OCTET_STRING master_key; - ASN1_OCTET_STRING session_id; - ASN1_OCTET_STRING session_id_context; - ASN1_INTEGER time; - ASN1_INTEGER timeout; - ASN1_INTEGER verify_result; - ASN1_OCTET_STRING tlsext_hostname; - ASN1_INTEGER tlsext_tick_lifetime; - ASN1_OCTET_STRING tlsext_tick; -} 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, v6 = 0, v9 = 0, v10 = 0; - unsigned char buf[4], ibuf1[LSIZE2], ibuf2[LSIZE2]; - unsigned char ibuf3[LSIZE2], ibuf4[LSIZE2], ibuf5[LSIZE2]; - unsigned char ibuf6[LSIZE2]; - SSL_SESSION_ASN1 a; - unsigned char *p; - int len = 0, ret; - long l; - - 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-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); - len += i2d_ASN1_INTEGER(&(a.version), NULL); - - 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); - len += i2d_ASN1_INTEGER(&(a.ssl_version), NULL); - - a.cipher.length = 2; - a.cipher.type = V_ASN1_OCTET_STRING; - l = (in->cipher == NULL) ? in->cipher_id : in->cipher->id; - buf[0] = ((unsigned char)(l >> 8L)) & 0xff; - buf[1] = ((unsigned char)(l)) & 0xff; - a.cipher.data = buf; - len += i2d_ASN1_OCTET_STRING(&(a.cipher), NULL); - - a.master_key.length = in->master_key_length; - a.master_key.type = V_ASN1_OCTET_STRING; - a.master_key.data = in->master_key; - len += i2d_ASN1_OCTET_STRING(&(a.master_key), NULL); - - a.session_id.length = in->session_id_length; - a.session_id.type = V_ASN1_OCTET_STRING; - a.session_id.data = in->session_id; - len += i2d_ASN1_OCTET_STRING(&(a.session_id), NULL); - - 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); /* XXX 2038 */ - v1 = i2d_ASN1_INTEGER(&(a.time), NULL); - len += ASN1_object_size(1, v1, 1); - } - - 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); - v2 = i2d_ASN1_INTEGER(&(a.timeout), NULL); - len += ASN1_object_size(1, v2, 2); - } - - if (in->peer != NULL) { - v3 = i2d_X509(in->peer, NULL); - len += ASN1_object_size(1, v3, 3); - } - - 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; - v4 = i2d_ASN1_OCTET_STRING(&(a.session_id_context), NULL); - len += ASN1_object_size(1, v4, 4); - - 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); - v5 = i2d_ASN1_INTEGER(&(a.verify_result), NULL); - len += ASN1_object_size(1, v5, 5); - } - - 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; - v6 = i2d_ASN1_OCTET_STRING(&(a.tlsext_hostname), NULL); - len += ASN1_object_size(1, v6, 6); - } - - /* 7 - PSK identity hint. */ - /* 8 - PSK identity. */ - - 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); - v9 = i2d_ASN1_INTEGER(&(a.tlsext_tick_lifetime), NULL); - len += ASN1_object_size(1, v9, 9); - } - - 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; - v10 = i2d_ASN1_OCTET_STRING(&(a.tlsext_tick), NULL); - len += ASN1_object_size(1, v10, 10); - } - - /* 11 - Compression method. */ - /* 12 - SRP username. */ - - /* If given a NULL pointer, return the length only. */ - ret = (ASN1_object_size(1, len, V_ASN1_SEQUENCE)); - if (pp == NULL) - return (ret); - - /* Burp out the ASN1. */ - p = *pp; - ASN1_put_object(&p, 1, len, V_ASN1_SEQUENCE, V_ASN1_UNIVERSAL); - i2d_ASN1_INTEGER(&(a.version), &p); - i2d_ASN1_INTEGER(&(a.ssl_version), &p); - i2d_ASN1_OCTET_STRING(&(a.cipher), &p); - i2d_ASN1_OCTET_STRING(&(a.session_id), &p); - i2d_ASN1_OCTET_STRING(&(a.master_key), &p); - if (in->time != 0L) { - ASN1_put_object(&p, 1, v1, 1, V_ASN1_CONTEXT_SPECIFIC); - i2d_ASN1_INTEGER(&(a.time), &p); - } - if (in->timeout != 0L) { - ASN1_put_object(&p, 1, v2, 2, V_ASN1_CONTEXT_SPECIFIC); - i2d_ASN1_INTEGER(&(a.timeout), &p); - } - if (in->peer != NULL) { - ASN1_put_object(&p, 1, v3, 3, V_ASN1_CONTEXT_SPECIFIC); - i2d_X509(in->peer, &p); - } - ASN1_put_object(&p, 1, v4, 4, V_ASN1_CONTEXT_SPECIFIC); - i2d_ASN1_OCTET_STRING(&(a.session_id_context), &p); - if (in->verify_result != X509_V_OK) { - ASN1_put_object(&p, 1, v5, 5, V_ASN1_CONTEXT_SPECIFIC); - i2d_ASN1_INTEGER(&(a.verify_result), &p); - } - if (in->tlsext_hostname) { - ASN1_put_object(&p, 1, v6, 6, V_ASN1_CONTEXT_SPECIFIC); - i2d_ASN1_OCTET_STRING(&(a.tlsext_hostname), &p); - } - /* 7 - PSK identity hint. */ - /* 8 - PSK identity. */ - if (in->tlsext_tick_lifetime_hint > 0) { - ASN1_put_object(&p, 1, v9, 9, V_ASN1_CONTEXT_SPECIFIC); - i2d_ASN1_INTEGER(&(a.tlsext_tick_lifetime), &p); - } - if (in->tlsext_tick) { - ASN1_put_object(&p, 1, v10, 10, V_ASN1_CONTEXT_SPECIFIC); - i2d_ASN1_OCTET_STRING(&(a.tlsext_tick), &p); - } - /* 11 - Compression method. */ - /* 12 - SRP username. */ - - *pp = p; - return (ret); -} - -SSL_SESSION * -d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp, long length) -{ - SSL_SESSION *ret = NULL; - ASN1_const_CTX c; - ASN1_INTEGER ai, *aip; - ASN1_OCTET_STRING os, *osp; - int ssl_version = 0, i; - int Tinf, Ttag, Tclass; - long Tlen; - long id; - - c.pp = pp; - c.p = *pp; - c.q = *pp; - c.max = (length == 0) ? 0 : (c.p + length); - c.slen = length; - - if (a == NULL || *a == NULL) { - if ((ret = SSL_SESSION_new()) == NULL) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - } else - ret = *a; - - aip = &ai; - osp = &os; - - if (!asn1_GetSequence(&c, &length)) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - - ai.data = NULL; - ai.length = 0; - c.q = c.p; - if (d2i_ASN1_INTEGER(&aip, &c.p, c.slen) == NULL) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - c.slen -= (c.p - c.q); - - if (ai.data != NULL) { - free(ai.data); - ai.data = NULL; - ai.length = 0; - } - - /* we don't care about the version right now :-) */ - c.q = c.p; - if (d2i_ASN1_INTEGER(&aip, &c.p, c.slen) == NULL) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - c.slen -= (c.p - c.q); - ssl_version = (int)ASN1_INTEGER_get(aip); - ret->ssl_version = ssl_version; - if (ai.data != NULL) { - free(ai.data); - ai.data = NULL; - ai.length = 0; - } - - os.data = NULL; - os.length = 0; - c.q = c.p; - if (d2i_ASN1_OCTET_STRING(&osp, &c.p, c.slen) == NULL) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - c.slen -= (c.p - c.q); - if ((ssl_version >> 8) >= SSL3_VERSION_MAJOR) { - if (os.length != 2) { - SSLerr(SSL_F_D2I_SSL_SESSION, - SSL_R_CIPHER_CODE_WRONG_LENGTH); - goto err; - } - id = 0x03000000L | ((unsigned long)os.data[0]<<8L) | - (unsigned long)os.data[1]; - } else { - SSLerr(SSL_F_D2I_SSL_SESSION, SSL_R_UNKNOWN_SSL_VERSION); - goto err; - } - - ret->cipher = NULL; - ret->cipher_id = id; - - c.q = c.p; - if (d2i_ASN1_OCTET_STRING(&osp, &c.p, c.slen) == NULL) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - c.slen -= (c.p - c.q); - - i = SSL3_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); - - c.q = c.p; - if (d2i_ASN1_OCTET_STRING(&osp, &c.p, c.slen) == NULL) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - c.slen -= (c.p - c.q); - 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; - - /* 1 - Time (INTEGER). */ - /* XXX 2038 */ - ai.length = 0; - if (c.slen != 0L && - *c.p == (V_ASN1_CONSTRUCTED | V_ASN1_CONTEXT_SPECIFIC | 1)) { - c.q = c.p; - Tinf = ASN1_get_object(&c.p, &Tlen, &Ttag, &Tclass, c.slen); - if (Tinf & 0x80) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_BAD_ASN1_OBJECT_HEADER); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) - Tlen = c.slen - (c.p - c.q) - 2; - if (d2i_ASN1_INTEGER(&aip, &c.p, Tlen) == NULL) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) { - Tlen = c.slen - (c.p - c.q); - if(!ASN1_const_check_infinite_end(&c.p, Tlen)) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_MISSING_ASN1_EOS); - goto err; - } - } - c.slen -= (c.p - c.q); - } - if (ai.data != NULL) { - ret->time = ASN1_INTEGER_get(aip); - free(ai.data); - ai.data = NULL; - ai.length = 0; - } else - ret->time = time(NULL); - - /* 2 - Timeout (INTEGER). */ - ai.length = 0; - if (c.slen != 0L && - *c.p == (V_ASN1_CONSTRUCTED | V_ASN1_CONTEXT_SPECIFIC | 2)) { - c.q = c.p; - Tinf = ASN1_get_object(&c.p, &Tlen, &Ttag, &Tclass, c.slen); - if (Tinf & 0x80) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_BAD_ASN1_OBJECT_HEADER); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) - Tlen = c.slen - (c.p - c.q) - 2; - if (d2i_ASN1_INTEGER(&aip, &c.p, Tlen) == NULL) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) { - Tlen = c.slen - (c.p - c.q); - if(!ASN1_const_check_infinite_end(&c.p, Tlen)) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_MISSING_ASN1_EOS); - goto err; - } - } - c.slen -= (c.p - c.q); - } - if (ai.data != NULL) { - ret->timeout = ASN1_INTEGER_get(aip); - free(ai.data); - ai.data = NULL; - ai.length = 0; - } else - ret->timeout = 3; - - /* 3 - Peer (X509). */ - X509_free(ret->peer); - ret->peer = NULL; - - if (c.slen != 0L && - *c.p == (V_ASN1_CONSTRUCTED | V_ASN1_CONTEXT_SPECIFIC | 3)) { - c.q = c.p; - Tinf = ASN1_get_object(&c.p, &Tlen, &Ttag, &Tclass, c.slen); - if (Tinf & 0x80) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_BAD_ASN1_OBJECT_HEADER); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) - Tlen = c.slen - (c.p - c.q) - 2; - if (d2i_X509(&ret->peer, &c.p, Tlen) == NULL) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) { - Tlen = c.slen - (c.p - c.q); - if(!ASN1_const_check_infinite_end(&c.p, Tlen)) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_MISSING_ASN1_EOS); - goto err; - } - } - c.slen -= (c.p - c.q); - } - - /* 4 - Session ID (OCTET STRING). */ - os.length = 0; - free(os.data); - os.data = NULL; - if (c.slen != 0L && - *c.p == (V_ASN1_CONSTRUCTED | V_ASN1_CONTEXT_SPECIFIC | 4)) { - c.q = c.p; - Tinf = ASN1_get_object(&c.p, &Tlen, &Ttag, &Tclass, c.slen); - if (Tinf & 0x80) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_BAD_ASN1_OBJECT_HEADER); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) - Tlen = c.slen - (c.p - c.q) - 2; - if (d2i_ASN1_OCTET_STRING(&osp, &c.p, Tlen) == NULL) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) { - Tlen = c.slen - (c.p - c.q); - if(!ASN1_const_check_infinite_end(&c.p, Tlen)) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_MISSING_ASN1_EOS); - goto err; - } - } - c.slen -= (c.p - c.q); - } - if (os.data != NULL) { - if (os.length > SSL_MAX_SID_CTX_LENGTH) { - SSLerr(SSL_F_D2I_SSL_SESSION, SSL_R_BAD_LENGTH); - goto err; - } else { - ret->sid_ctx_length = os.length; - memcpy(ret->sid_ctx, os.data, os.length); - } - free(os.data); - os.data = NULL; - os.length = 0; - } else - ret->sid_ctx_length = 0; - - /* 5 - Verify_result. */ - ai.length = 0; - if (c.slen != 0L && - *c.p == (V_ASN1_CONSTRUCTED | V_ASN1_CONTEXT_SPECIFIC | 5)) { - c.q = c.p; - Tinf = ASN1_get_object(&c.p, &Tlen, &Ttag, &Tclass, c.slen); - if (Tinf & 0x80) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_BAD_ASN1_OBJECT_HEADER); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) - Tlen = c.slen - (c.p - c.q) - 2; - if (d2i_ASN1_INTEGER(&aip, &c.p, Tlen) == NULL) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) { - Tlen = c.slen - (c.p - c.q); - if(!ASN1_const_check_infinite_end(&c.p, Tlen)) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_MISSING_ASN1_EOS); - goto err; - } - } - c.slen -= (c.p - c.q); - } - if (ai.data != NULL) { - ret->verify_result = ASN1_INTEGER_get(aip); - free(ai.data); - ai.data = NULL; - ai.length = 0; - } else - ret->verify_result = X509_V_OK; - - /* 6 - HostName (OCTET STRING). */ - os.length = 0; - os.data = NULL; - if (c.slen != 0L && - *c.p == (V_ASN1_CONSTRUCTED | V_ASN1_CONTEXT_SPECIFIC | 6)) { - c.q = c.p; - Tinf = ASN1_get_object(&c.p, &Tlen, &Ttag, &Tclass, c.slen); - if (Tinf & 0x80) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_BAD_ASN1_OBJECT_HEADER); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) - Tlen = c.slen - (c.p - c.q) - 2; - if (d2i_ASN1_OCTET_STRING(&osp, &c.p, Tlen) == NULL) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) { - Tlen = c.slen - (c.p - c.q); - if(!ASN1_const_check_infinite_end(&c.p, Tlen)) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_MISSING_ASN1_EOS); - goto err; - } - } - c.slen -= (c.p - c.q); - } - if (os.data) { - ret->tlsext_hostname = strndup((char *)os.data, os.length); - free(os.data); - os.data = NULL; - os.length = 0; - } else - ret->tlsext_hostname = NULL; - - /* 7 - PSK identity hint (OCTET STRING). */ - /* 8 - PSK identity (OCTET STRING). */ - - /* 9 - Ticket lifetime. */ - ai.length = 0; - if (c.slen != 0L && - *c.p == (V_ASN1_CONSTRUCTED | V_ASN1_CONTEXT_SPECIFIC | 9)) { - c.q = c.p; - Tinf = ASN1_get_object(&c.p, &Tlen, &Ttag, &Tclass, c.slen); - if (Tinf & 0x80) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_BAD_ASN1_OBJECT_HEADER); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) - Tlen = c.slen - (c.p - c.q) - 2; - if (d2i_ASN1_INTEGER(&aip, &c.p, Tlen) == NULL) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) { - Tlen = c.slen - (c.p - c.q); - if(!ASN1_const_check_infinite_end(&c.p, Tlen)) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_MISSING_ASN1_EOS); - goto err; - } - } - c.slen -= (c.p - c.q); - } - if (ai.data != NULL) { - ret->tlsext_tick_lifetime_hint = ASN1_INTEGER_get(aip); - 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; - - /* 10 - Ticket (OCTET STRING). */ - if (c.slen != 0L && - *c.p == (V_ASN1_CONSTRUCTED | V_ASN1_CONTEXT_SPECIFIC | 10)) { - c.q = c.p; - Tinf = ASN1_get_object(&c.p, &Tlen, &Ttag, &Tclass, c.slen); - if (Tinf & 0x80) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_BAD_ASN1_OBJECT_HEADER); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) - Tlen = c.slen - (c.p - c.q) - 2; - if (d2i_ASN1_OCTET_STRING(&osp, &c.p, Tlen) == NULL) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - if (Tinf == (V_ASN1_CONSTRUCTED + 1)) { - Tlen = c.slen - (c.p - c.q); - if(!ASN1_const_check_infinite_end(&c.p, Tlen)) { - SSLerr(SSL_F_D2I_SSL_SESSION, - ERR_R_MISSING_ASN1_EOS); - goto err; - } - } - c.slen -= (c.p - c.q); - } - if (os.data) { - ret->tlsext_tick = os.data; - ret->tlsext_ticklen = os.length; - os.data = NULL; - os.length = 0; - } else - ret->tlsext_tick = NULL; - - /* 11 - Compression method (OCTET STRING). */ - /* 12 - SRP username (OCTET STRING). */ - - if (!asn1_const_Finish(&c)) { - SSLerr(SSL_F_D2I_SSL_SESSION, ERR_R_NESTED_ASN1_ERROR); - goto err; - } - - *pp = c.p; - if (a != NULL) - *a = ret; - - return (ret); - -err: - ERR_asprintf_error_data("offset=%d", (int)(c.q - *pp)); - if (ret != NULL && (a == NULL || *a != ret)) - SSL_SESSION_free(ret); - - return (NULL); -} |