nut-debian/drivers/libshut.h
2011-01-26 10:35:08 +01:00

88 lines
3.4 KiB
C

/*!
* @file libshut.h
* @brief HID Library - Generic serial SHUT backend for Generic HID Access (using MGE HIDParser)
* SHUT stands for Serial HID UPS Transfer, and was created by MGE UPS SYSTEMS
*
* @author Copyright (C) 2006 - 2007
* Arnaud Quette <aquette.dev@gmail.com>
*
* This program is sponsored by MGE UPS SYSTEMS - opensource.mgeups.com
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* -------------------------------------------------------------------------- */
#ifndef LIBSHUT_H
#define LIBSHUT_H
#include "main.h" /* for subdrv_info_t */
#include "nut_stdint.h" /* for uint16_t */
extern upsdrv_info_t comm_upsdrv_info;
/*!
* SHUTDevice_t: Describe a SHUT device. This structure contains exactly
* the 5 pieces of information by which a SHUT device identifies
* itself, so it serves as a kind of "fingerprint" of the device. This
* information must be matched exactly when reopening a device, and
* therefore must not be "improved" or updated by a client
* program. Vendor, Product, and Serial can be NULL if the
* corresponding string did not exist or could not be retrieved.
*/
typedef struct SHUTDevice_s {
uint16_t VendorID; /*!< Device's Vendor ID */
uint16_t ProductID; /*!< Device's Product ID */
char* Vendor; /*!< Device's Vendor Name */
char* Product; /*!< Device's Product Name */
char* Serial; /* Product serial number */
char* Bus; /* Bus name, e.g. "003" */
} SHUTDevice_t;
/*!
* shut_communication_subdriver_s: structure to describe the communication routines
*/
typedef struct shut_communication_subdriver_s {
const char *name; /* name of this subdriver */
const char *version; /* version of this subdriver */
int (*open)(int *upsfd, /* try to open the next available */
SHUTDevice_t *curDevice, /* device matching USBDeviceMatcher_t */
char *device_path,
int (*callback)(int upsfd, SHUTDevice_t *hd, unsigned char *rdbuf, int rdlen));
void (*close)(int upsfd);
int (*get_report)(int upsfd, int ReportId,
unsigned char *raw_buf, int ReportSize );
int (*set_report)(int upsfd, int ReportId,
unsigned char *raw_buf, int ReportSize );
int (*get_string)(int upsfd,
int StringIdx, char *buf, size_t buflen);
int (*get_interrupt)(int upsfd,
unsigned char *buf, int bufsize, int timeout);
} shut_communication_subdriver_t;
extern shut_communication_subdriver_t shut_subdriver;
/*!
* Notification levels
* These are however not processed currently
*/
#define OFF_NOTIFICATION 1 /* notification off */
#define LIGHT_NOTIFICATION 2 /* light notification */
#define COMPLETE_NOTIFICATION 3 /* complete notification for UPSs which do */
/* not support disabling it like some early */
/* Ellipse models */
#define DEFAULT_NOTIFICATION COMPLETE_NOTIFICATION
#endif /* LIBSHUT_H */