+/*
+ * Copyright 2000, International Business Machines Corporation and others.
+ * All Rights Reserved.
+ *
+ * This software has been released under the terms of the IBM Public
+ * License. For details, see the LICENSE file in the top-level source
+ * directory or online at http://www.openafs.org/dl/license10.html
+ */
+
/* The rxkad security object. This contains packet processing routines that
* are prohibited from being exported. */
-/*
-****************************************************************************
-* Copyright IBM Corporation 1988, 1989 - All Rights Reserved *
-* *
-* Permission to use, copy, modify, and distribute this software and its *
-* documentation for any purpose and without fee is hereby granted, *
-* provided that the above copyright notice appear in all copies and *
-* that both that copyright notice and this permission notice appear in *
-* supporting documentation, and that the name of IBM not be used in *
-* advertising or publicity pertaining to distribution of the software *
-* without specific, written prior permission. *
-* *
-* IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL *
-* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL IBM *
-* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY *
-* DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER *
-* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING *
-* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. *
-****************************************************************************
-*/
-
+#include <afsconfig.h>
#ifdef KERNEL
+#include "afs/param.h"
+#else
+#include <afs/param.h>
+#endif
+
+RCSID
+ ("$Header$");
-#include "../afs/param.h"
-#include "../afs/stds.h"
+#ifdef KERNEL
+#include "afs/stds.h"
#ifndef UKERNEL
-#include "../h/types.h"
-#include "../rx/rx.h"
-#include "../netinet/in.h"
+#include "h/types.h"
+#if defined(AFS_AIX_ENV) || defined(AFS_AUX_ENV) || defined(AFS_SUN5_ENV)
+#include "h/systm.h"
+#endif
+#include "rx/rx.h"
+#include "netinet/in.h"
#else /* !UKERNEL */
-#include "../afs/sysincludes.h"
-#include "../rx/rx.h"
+#include "afs/sysincludes.h"
+#include "rx/rx.h"
#endif /* !UKERNEL */
-
-#else /* KERNEL */
-
-#include <afs/param.h>
+#else /* !KERNEL */
#include <afs/stds.h>
#include <sys/types.h>
#include <rx/rx.h>
#endif
#endif /* KERNEL */
+#include <des/stats.h>
#include "private_data.h"
#define XPRT_RXKAD_CRYPT
-#ifdef KERNEL
-#include "../afs/permit_xprt.h"
-#else
-#include "../permit_xprt.h"
-#endif
-
-AFS_HIDE
-afs_int32 rxkad_DecryptPacket (conn, schedule, ivec, len, packet)
- IN struct rx_connection *conn;
- IN fc_KeySchedule *schedule;
- IN fc_InitializationVector *ivec;
- IN int len;
- INOUT struct rx_packet *packet;
+afs_int32
+rxkad_DecryptPacket(const struct rx_connection *conn,
+ const fc_KeySchedule * schedule,
+ const fc_InitializationVector * ivec, const int inlen,
+ struct rx_packet *packet)
{
afs_uint32 xor[2];
struct rx_securityClass *obj;
- struct rxkad_cprivate *tp; /* s & c have type at same offset */
- char * data;
- int i,tlen;
+ struct rxkad_cprivate *tp; /* s & c have type at same offset */
+ char *data;
+ int i, tlen, len;
+
+ len = inlen;
- if (!xprt_CryptOK (conn)) return RXKADILLEGALLEVEL;
obj = rx_SecurityObjectOf(conn);
tp = (struct rxkad_cprivate *)obj->privateData;
- LOCK_RXKAD_STATS
- rxkad_stats.bytesDecrypted[rxkad_TypeIndex(tp->type)] += len;
- UNLOCK_RXKAD_STATS
-
- bcopy ((void *)ivec, (void *)xor, sizeof(xor));
- for (i = 0; len ; i++) {
- data = rx_data(packet, i, tlen);
- if (!data || !tlen)
- break;
- tlen = MIN(len, tlen);
- fc_cbc_encrypt (data, data, tlen, schedule, xor, DECRYPT);
- len -= tlen;
+ ADD_RXKAD_STATS(bytesDecrypted[rxkad_TypeIndex(tp->type)],len);
+ memcpy((void *)xor, (void *)ivec, sizeof(xor));
+ for (i = 0; len; i++) {
+ data = rx_data(packet, i, tlen);
+ if (!data || !tlen)
+ break;
+ tlen = MIN(len, tlen);
+ fc_cbc_encrypt(data, data, tlen, schedule, xor, DECRYPT);
+ len -= tlen;
}
/* Do this if packet checksums are ever enabled (below), but
* current version just passes zero
- afs_int32 cksum;
- cksum = ntohl(rx_GetInt32(packet, 1));
- */
+ afs_int32 cksum;
+ cksum = ntohl(rx_GetInt32(packet, 1));
+ */
return 0;
}
-AFS_HIDE
-afs_int32 rxkad_EncryptPacket (conn, schedule, ivec, len, packet)
- IN struct rx_connection *conn;
- IN fc_KeySchedule *schedule;
- IN fc_InitializationVector *ivec;
- IN int len;
- INOUT struct rx_packet *packet;
+afs_int32
+rxkad_EncryptPacket(const struct rx_connection * conn,
+ const fc_KeySchedule * schedule,
+ const fc_InitializationVector * ivec, const int inlen,
+ struct rx_packet * packet)
{
afs_uint32 xor[2];
struct rx_securityClass *obj;
- struct rxkad_cprivate *tp; /* s & c have type at same offset */
+ struct rxkad_cprivate *tp; /* s & c have type at same offset */
char *data;
- int i,tlen;
+ int i, tlen, len;
+
+ len = inlen;
- if (!xprt_CryptOK (conn)) return RXKADILLEGALLEVEL;
obj = rx_SecurityObjectOf(conn);
tp = (struct rxkad_cprivate *)obj->privateData;
- LOCK_RXKAD_STATS
- rxkad_stats.bytesEncrypted[rxkad_TypeIndex(tp->type)] += len;
- UNLOCK_RXKAD_STATS
-
+ ADD_RXKAD_STATS(bytesEncrypted[rxkad_TypeIndex(tp->type)],len);
/*
- afs_int32 cksum;
- cksum = htonl(0);
- * Future option to add cksum here, but for now we just put 0
- */
- rx_PutInt32(packet, 1*sizeof(afs_int32), 0);
-
- bcopy ((void *)ivec, (void *)xor, sizeof(xor));
- for (i = 0; len ; i++) {
- data = rx_data(packet, i, tlen);
- if (!data || !tlen)
- break;
- tlen = MIN(len, tlen);
- fc_cbc_encrypt (data, data, tlen, schedule, xor, ENCRYPT);
- len -= tlen;
+ * afs_int32 cksum;
+ * cksum = htonl(0);
+ * * Future option to add cksum here, but for now we just put 0
+ */
+ rx_PutInt32(packet, 1 * sizeof(afs_int32), 0);
+
+ memcpy((void *)xor, (void *)ivec, sizeof(xor));
+ for (i = 0; len; i++) {
+ data = rx_data(packet, i, tlen);
+ if (!data || !tlen)
+ break;
+ tlen = MIN(len, tlen);
+ fc_cbc_encrypt(data, data, tlen, schedule, xor, ENCRYPT);
+ len -= tlen;
}
return 0;
}
-
git://git.openafs.org / openafs.git / blobdiff