50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
/*
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* blazer.h: defines/macros for Megatec/Q1 protocol based UPSes
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*
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* A document describing the protocol implemented by this driver can be
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* found online at "http://www.networkupstools.org/protocols/megatec.html".
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*
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* Copyright (C) 2008 - Arjen de Korte <adkorte-guest@alioth.debian.org>
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*
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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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*
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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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*
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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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*/
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#ifndef BLAZER_H
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#define BLAZER_H
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#define MAXTRIES 3
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/*
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* The driver core will do all the protocol handling and provides
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* the following (interface independent) parts already
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*
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* upsdrv_updateinfo()
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* upsdrv_shutdown()
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*
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* Communication with the UPS is done through blazer_command() of which
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* the prototype is declared below. It shall send a command and reads
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* a reply if buf is not a NULL pointer and buflen > 0.
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*
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* Returns < 0 on error, 0 on timeout and the number of bytes send/read on
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* success.
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*/
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int blazer_command(const char *cmd, char *buf, size_t buflen);
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void blazer_makevartable(void);
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void blazer_initups(void);
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void blazer_initinfo(void);
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#endif /* BLAZER_H */
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