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-rw-r--r--crypto/heimdal/lib/gssapi/8003.c251
1 files changed, 0 insertions, 251 deletions
diff --git a/crypto/heimdal/lib/gssapi/8003.c b/crypto/heimdal/lib/gssapi/8003.c
deleted file mode 100644
index 3b48182..0000000
--- a/crypto/heimdal/lib/gssapi/8003.c
+++ /dev/null
@@ -1,251 +0,0 @@
-/*
- * Copyright (c) 1997 - 2003 Kungliga Tekniska Högskolan
- * (Royal Institute of Technology, Stockholm, Sweden).
- * 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. Neither the name of the Institute nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE 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.
- */
-
-#include "gssapi_locl.h"
-
-RCSID("$Id: 8003.c,v 1.12.2.2 2003/09/18 21:30:57 lha Exp $");
-
-krb5_error_code
-gssapi_encode_om_uint32(OM_uint32 n, u_char *p)
-{
- p[0] = (n >> 0) & 0xFF;
- p[1] = (n >> 8) & 0xFF;
- p[2] = (n >> 16) & 0xFF;
- p[3] = (n >> 24) & 0xFF;
- return 0;
-}
-
-krb5_error_code
-gssapi_encode_be_om_uint32(OM_uint32 n, u_char *p)
-{
- p[0] = (n >> 24) & 0xFF;
- p[1] = (n >> 16) & 0xFF;
- p[2] = (n >> 8) & 0xFF;
- p[3] = (n >> 0) & 0xFF;
- return 0;
-}
-
-krb5_error_code
-gssapi_decode_om_uint32(u_char *p, OM_uint32 *n)
-{
- *n = (p[0] << 0) | (p[1] << 8) | (p[2] << 16) | (p[3] << 24);
- return 0;
-}
-
-krb5_error_code
-gssapi_decode_be_om_uint32(u_char *p, OM_uint32 *n)
-{
- *n = (p[0] <<24) | (p[1] << 16) | (p[2] << 8) | (p[3] << 0);
- return 0;
-}
-
-static krb5_error_code
-hash_input_chan_bindings (const gss_channel_bindings_t b,
- u_char *p)
-{
- u_char num[4];
- MD5_CTX md5;
-
- MD5_Init(&md5);
- gssapi_encode_om_uint32 (b->initiator_addrtype, num);
- MD5_Update (&md5, num, sizeof(num));
- gssapi_encode_om_uint32 (b->initiator_address.length, num);
- MD5_Update (&md5, num, sizeof(num));
- if (b->initiator_address.length)
- MD5_Update (&md5,
- b->initiator_address.value,
- b->initiator_address.length);
- gssapi_encode_om_uint32 (b->acceptor_addrtype, num);
- MD5_Update (&md5, num, sizeof(num));
- gssapi_encode_om_uint32 (b->acceptor_address.length, num);
- MD5_Update (&md5, num, sizeof(num));
- if (b->acceptor_address.length)
- MD5_Update (&md5,
- b->acceptor_address.value,
- b->acceptor_address.length);
- gssapi_encode_om_uint32 (b->application_data.length, num);
- MD5_Update (&md5, num, sizeof(num));
- if (b->application_data.length)
- MD5_Update (&md5,
- b->application_data.value,
- b->application_data.length);
- MD5_Final (p, &md5);
- return 0;
-}
-
-/*
- * create a checksum over the chanel bindings in
- * `input_chan_bindings', `flags' and `fwd_data' and return it in
- * `result'
- */
-
-OM_uint32
-gssapi_krb5_create_8003_checksum (
- OM_uint32 *minor_status,
- const gss_channel_bindings_t input_chan_bindings,
- OM_uint32 flags,
- const krb5_data *fwd_data,
- Checksum *result)
-{
- u_char *p;
-
- /*
- * see rfc1964 (section 1.1.1 (Initial Token), and the checksum value
- * field's format) */
- result->cksumtype = 0x8003;
- if (fwd_data->length > 0 && (flags & GSS_C_DELEG_FLAG))
- result->checksum.length = 24 + 4 + fwd_data->length;
- else
- result->checksum.length = 24;
- result->checksum.data = malloc (result->checksum.length);
- if (result->checksum.data == NULL) {
- *minor_status = ENOMEM;
- return GSS_S_FAILURE;
- }
-
- p = result->checksum.data;
- gssapi_encode_om_uint32 (16, p);
- p += 4;
- if (input_chan_bindings == GSS_C_NO_CHANNEL_BINDINGS) {
- memset (p, 0, 16);
- } else {
- hash_input_chan_bindings (input_chan_bindings, p);
- }
- p += 16;
- gssapi_encode_om_uint32 (flags, p);
- p += 4;
-
- if (fwd_data->length > 0 && (flags & GSS_C_DELEG_FLAG)) {
-#if 0
- u_char *tmp;
-
- result->checksum.length = 28 + fwd_data->length;
- tmp = realloc(result->checksum.data, result->checksum.length);
- if (tmp == NULL)
- return ENOMEM;
- result->checksum.data = tmp;
-
- p = (u_char*)result->checksum.data + 24;
-#endif
- *p++ = (1 >> 0) & 0xFF; /* DlgOpt */ /* == 1 */
- *p++ = (1 >> 8) & 0xFF; /* DlgOpt */ /* == 0 */
- *p++ = (fwd_data->length >> 0) & 0xFF; /* Dlgth */
- *p++ = (fwd_data->length >> 8) & 0xFF; /* Dlgth */
- memcpy(p, (unsigned char *) fwd_data->data, fwd_data->length);
-
- p += fwd_data->length;
- }
-
- return GSS_S_COMPLETE;
-}
-
-/*
- * verify the checksum in `cksum' over `input_chan_bindings'
- * returning `flags' and `fwd_data'
- */
-
-OM_uint32
-gssapi_krb5_verify_8003_checksum(
- OM_uint32 *minor_status,
- const gss_channel_bindings_t input_chan_bindings,
- const Checksum *cksum,
- OM_uint32 *flags,
- krb5_data *fwd_data)
-{
- unsigned char hash[16];
- unsigned char *p;
- OM_uint32 length;
- int DlgOpt;
- static unsigned char zeros[16];
-
- /* XXX should handle checksums > 24 bytes */
- if(cksum->cksumtype != 0x8003 || cksum->checksum.length < 24) {
- *minor_status = 0;
- return GSS_S_BAD_BINDINGS;
- }
-
- p = cksum->checksum.data;
- gssapi_decode_om_uint32(p, &length);
- if(length != sizeof(hash)) {
- *minor_status = 0;
- return GSS_S_BAD_BINDINGS;
- }
-
- p += 4;
-
- if (input_chan_bindings != GSS_C_NO_CHANNEL_BINDINGS
- && memcmp(p, zeros, sizeof(zeros)) != 0) {
- if(hash_input_chan_bindings(input_chan_bindings, hash) != 0) {
- *minor_status = 0;
- return GSS_S_BAD_BINDINGS;
- }
- if(memcmp(hash, p, sizeof(hash)) != 0) {
- *minor_status = 0;
- return GSS_S_BAD_BINDINGS;
- }
- }
-
- p += sizeof(hash);
-
- gssapi_decode_om_uint32(p, flags);
- p += 4;
-
- if (cksum->checksum.length > 24 && (*flags & GSS_C_DELEG_FLAG)) {
- if(cksum->checksum.length < 28) {
- *minor_status = 0;
- return GSS_S_BAD_BINDINGS;
- }
-
- DlgOpt = (p[0] << 0) | (p[1] << 8);
- p += 2;
- if (DlgOpt != 1) {
- *minor_status = 0;
- return GSS_S_BAD_BINDINGS;
- }
-
- fwd_data->length = (p[0] << 0) | (p[1] << 8);
- p += 2;
- if(cksum->checksum.length < 28 + fwd_data->length) {
- *minor_status = 0;
- return GSS_S_BAD_BINDINGS;
- }
- fwd_data->data = malloc(fwd_data->length);
- if (fwd_data->data == NULL) {
- *minor_status = ENOMEM;
- return GSS_S_FAILURE;
- }
- memcpy(fwd_data->data, p, fwd_data->length);
- }
-
- return GSS_S_COMPLETE;
-}
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