111 lines
2.6 KiB
C
111 lines
2.6 KiB
C
/*
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nwtime.c - Timesync calls
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Copyright (C) 2000 Petr Vandrovec
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Revision history:
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1.00 2000, May 7 Petr Vandrovec <vandrove@vc.cvut.cz>
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Initial version - NWGetFileServerUTCTime moved from nwcalls.c.
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*/
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#include "config.h"
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#include <errno.h>
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#include <string.h>
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#include <stdlib.h>
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#include <ncp/nwcalls.h>
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#include <ncp/nwnet.h>
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#include "ncplib_i.h"
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#include "ncpcode.h"
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NWDSCCODE __NWGetFileServerUTCTime(
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NWCONN_HANDLE conn,
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nuint32* wholeSeconds,
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nuint32* fractionSeconds,
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nuint32* flags,
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nuint32* eventOffsetLo,
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nuint32* eventOffsetHi,
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nuint32* eventTime,
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nuint32* d7
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) {
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NW_FRAGMENT rp_frag;
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nuint8 rp_b[256];
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NWCCODE err;
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rp_frag.fragAddr.rw = rp_b;
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rp_frag.fragSize = sizeof(rp_b);
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err = NWRequestSimple(conn, NCPC_SFN(114,1), NULL, 0, &rp_frag);
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if (err)
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return err;
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if (rp_frag.fragSize < 4 * 7)
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return NWE_INVALID_NCP_PACKET_LENGTH;
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if (wholeSeconds)
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*wholeSeconds = DVAL_LH(rp_b, 0);
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if (fractionSeconds)
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*fractionSeconds = DVAL_LH(rp_b, 4);
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if (flags)
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*flags = DVAL_LH(rp_b, 8);
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if (eventOffsetLo)
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*eventOffsetLo = DVAL_LH(rp_b, 12);
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if (eventOffsetHi)
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*eventOffsetHi = DVAL_LH(rp_b, 16);
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if (eventTime)
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*eventTime = DVAL_LH(rp_b, 20);
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if (d7)
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*d7 = DVAL_LH(rp_b, 24);
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return 0;
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}
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NWDSCCODE NWGetFileServerUTCTime(
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NWCONN_HANDLE conn,
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nuint32* timev
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) {
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nuint32 flags;
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NWDSCCODE err;
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err = __NWGetFileServerUTCTime(conn, timev, NULL, &flags, NULL, NULL, NULL, NULL);
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if (err)
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return err;
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if (!(flags & 2))
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return ERR_TIME_NOT_SYNCHRONIZED;
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return 0;
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}
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NWDSCCODE __NWTimeGetVersion(
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NWCONN_HANDLE conn,
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int req,
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void* buffer,
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size_t* len,
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size_t maxlen
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) {
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NW_FRAGMENT rp_frag;
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NWCCODE err;
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if (!buffer)
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return ERR_NULL_POINTER;
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rp_frag.fragAddr.rw = buffer;
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rp_frag.fragSize = maxlen;
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err = NWRequestSimple(conn, NCPC_SFN(114,req), NULL, 0, &rp_frag);
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if (err)
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return err;
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*len = rp_frag.fragSize;
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return 0;
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}
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