/*-
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* Copyright (c) 2012-2013 Jan Breuer,
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*
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* All Rights Reserved
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* @file scpi_units.h
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* @date Thu Nov 15 10:58:45 UTC 2012
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*
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* @brief SCPI Units
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*
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*
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*/
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#ifndef SCPI_UNITS_H
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#define SCPI_UNITS_H
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#include "scpi.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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enum _scpi_unit_t {
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SCPI_UNIT_NONE,
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SCPI_UNIT_VOLT,
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SCPI_UNIT_AMPER,
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SCPI_UNIT_OHM,
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SCPI_UNIT_HERTZ,
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SCPI_UNIT_CELSIUS,
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SCPI_UNIT_SECONDS,
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};
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typedef enum _scpi_unit_t scpi_unit_t;
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struct _scpi_unit_def_t {
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const char * name;
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scpi_unit_t unit;
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double mult;
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};
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typedef struct _scpi_unit_def_t scpi_unit_def_t;
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#define SCPI_UNITS_LIST_END {.name = NULL, .unit = SCPI_UNIT_NONE, .mult = 0}
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enum _scpi_special_number_t {
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SCPI_NUM_NUMBER,
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SCPI_NUM_MIN,
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SCPI_NUM_MAX,
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SCPI_NUM_DEF,
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SCPI_NUM_UP,
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SCPI_NUM_DOWN,
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SCPI_NUM_NAN,
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SCPI_NUM_INF,
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SCPI_NUM_NINF,
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};
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typedef enum _scpi_special_number_t scpi_special_number_t;
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struct _scpi_special_number_def_t {
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const char * name;
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scpi_special_number_t type;
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};
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typedef struct _scpi_special_number_def_t scpi_special_number_def_t;
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struct _scpi_number_t {
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double value;
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scpi_unit_t unit;
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scpi_special_number_t type;
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};
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typedef struct _scpi_number_t scpi_number_t;
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#define SCPI_SPECIAL_NUMBERS_LIST_END {.name = NULL, .type = SCPI_NUM_NUMBER}
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bool_t SCPI_ParamNumber(scpi_context_t * context, scpi_number_t * value, bool_t mandatory);
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size_t SCPI_NumberToStr(scpi_context_t * context, scpi_number_t * value, char * str, size_t len);
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#ifdef __cplusplus
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}
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#endif
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#endif /* SCPI_UNITS_H */
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