* libnet_build_rpc.c - RPC packet assembler
* Copyright (c) 1998 - 2004 Mike D. Schiffman <mike@infonexus.com>
* Jason Damron <jdamron@stackheap.org>
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* 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.
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 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
#include "../include/config.h"
#if (!(_WIN32) || (__CYGWIN__))
#include "../include/libnet.h"
#include "../include/win32/libnet.h"
libnet_build_rpc_call(u_int32_t rm
, u_int32_t xid
, u_int32_t prog_num
,
u_int32_t prog_vers
, u_int32_t procedure
, u_int32_t cflavor
, u_int32_t clength
,
u_int8_t
*cdata
, u_int32_t vflavor
, u_int32_t vlength
, u_int8_t
*vdata
,
u_int8_t
*payload
, u_int32_t payload_s
, libnet_t
*l
, libnet_ptag_t ptag
)
struct libnet_rpc_call_tcp_hdr rpc_hdr
;
/* Credential and Verifier buffers not yet implemented.
* n = LIBNET_RPC_CALL_H + clength + vlength + payload_s;
n
= LIBNET_RPC_CALL_TCP_H
+ payload_s
;
n
= LIBNET_RPC_CALL_H
+ payload_s
;
* Find the existing protocol block if a ptag is specified, or create
p
= libnet_pblock_probe(l
, ptag
, n
, LIBNET_PBLOCK_RPC_CALL_H
);
memset(&rpc_hdr
, 0, sizeof(rpc_hdr
));
rpc_hdr
.rpc_record_marking
= htonl(rm
+ payload_s
);
rpc_hdr
.rpc_common
.rpc_xid
= htonl(xid
);
rpc_hdr
.rpc_common
.rpc_type
= LIBNET_RPC_CALL
;
rpc_hdr
.rpc_common
.rpc_call
.rpc_rpcvers
= htonl(LIBNET_RPC_VERS
);
rpc_hdr
.rpc_common
.rpc_call
.rpc_prognum
= htonl(prog_num
);
rpc_hdr
.rpc_common
.rpc_call
.rpc_vers
= htonl(prog_vers
);
rpc_hdr
.rpc_common
.rpc_call
.rpc_procedure
= htonl(procedure
);
/* XXX Eventually should allow for opaque auth data. */
rpc_hdr
.rpc_common
.rpc_call
.rpc_credentials
.rpc_auth_flavor
= htonl(cflavor
);
rpc_hdr
.rpc_common
.rpc_call
.rpc_credentials
.rpc_auth_length
= htonl(clength
);
rpc_hdr
.rpc_common
.rpc_call
.rpc_verifier
.rpc_auth_flavor
= htonl(vflavor
);
rpc_hdr
.rpc_common
.rpc_call
.rpc_verifier
.rpc_auth_length
= htonl(vlength
);
n
= libnet_pblock_append(l
, p
, (u_int8_t
*)&rpc_hdr
,
n
= libnet_pblock_append(l
, p
, (u_int8_t
*)&rpc_hdr
.rpc_common
,
if ((payload
&& !payload_s
) || (!payload
&& payload_s
))
snprintf(l
->err_buf
, LIBNET_ERRBUF_SIZE
,
"%s(): payload inconsistency\n", __func__
);
if (payload
&& payload_s
)
n
= libnet_pblock_append(l
, p
, payload
, payload_s
);
return (ptag
? ptag
: libnet_pblock_update(l
, p
, h
,
LIBNET_PBLOCK_RPC_CALL_H
));
libnet_pblock_delete(l
, p
);