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freebsd/lib/libncp/ncpl_msg.c
2001-09-30 22:01:19 +00:00

134 lines
4.0 KiB
C

/*
* Copyright (c) 1999, Boris Popov
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Boris Popov.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* 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
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/types.h>
#include <errno.h>
#include <stdio.h>
#include <strings.h>
#include <netncp/ncp_lib.h>
#include <netncp/ncp_nls.h>
NWCCODE
NWDisableBroadcasts(NWCONN_HANDLE connHandle) {
DECLARE_RQ;
ncp_init_request_s(conn, 2);
return ncp_request(connHandle, 21, conn);
}
NWCCODE
NWEnableBroadcasts(NWCONN_HANDLE connHandle) {
DECLARE_RQ;
ncp_init_request_s(conn, 3);
return ncp_request(connHandle, 21, conn);
}
NWCCODE
NWBroadcastToConsole(NWCONN_HANDLE connHandle, pnstr8 message) {
int l, error;
DECLARE_RQ;
l = strlen(message);
if (l > 60) return EMSGSIZE;
ncp_init_request_s(conn, 9);
ncp_add_byte(conn, l);
ncp_add_mem_nls(conn, message, l);
error = ncp_request(connHandle, 21, conn);
return error;
}
NWCCODE
NWSendBroadcastMessage(NWCONN_HANDLE connHandle, pnstr8 message,
nuint16 connCount, pnuint16 connList, pnuint8 resultList)
{
int l, i, error;
DECLARE_RQ;
l = strlen(message);
if (l > 255) return EMSGSIZE;
if (connCount > 350) return EINVAL;
ncp_init_request_s(conn, 0x0A);
ncp_add_word_lh(conn, connCount);
for (i = 0; i < connCount; i++)
ncp_add_dword_lh(conn, connList[i]);
ncp_add_byte(conn, l);
ncp_add_mem_nls(conn, message, l);
error = ncp_request(connHandle, 0x15, conn);
if (!error) {
l = ncp_reply_word_lh(conn, 0);
for (i = 0; i < l; i++)
resultList[i] = ncp_reply_dword_lh(conn, (i)*4 + 2);
return 0;
}
if (error != 0xfb) return error;
if (l > 58) return EMSGSIZE;
ncp_init_request_s(conn, 0);
ncp_add_byte(conn, connCount);
for (i = 0; i < connCount; i++)
ncp_add_byte(conn, connList[i]);
ncp_add_byte(conn, l);
ncp_add_mem_nls(conn, message, l);
error = ncp_request(connHandle, 0x15, conn);
if (error) return error;
i = ncp_reply_byte(conn, 0);
memcpy(resultList, ncp_reply_data(conn, 1), i);
return 0;
}
NWCCODE
NWGetBroadcastMessage(NWCONN_HANDLE connHandle, pnstr8 message) {
int i, error;
DECLARE_RQ;
ncp_init_request_s(conn, 0x0B);
error = ncp_request(connHandle, 0x15, conn);
if (error) {
if (error != 0x89fb) return error;
ncp_init_request_s(conn, 0x01);
if ((error = ncp_request(connHandle, 0x15, conn)) != 0)
return error;
}
i = ncp_reply_byte(conn, 0);
if (i == 0) return ENOENT;
memcpy(message, ncp_reply_data(conn, 1), i);
message[i] = 0;
ncp_nls_str_n2u(message, message);
return 0;
}