70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
/*
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* bmon/unit.h Units
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*
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* Copyright (c) 2001-2013 Thomas Graf <tgraf@suug.ch>
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* Copyright (c) 2013 Red Hat, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef __BMON_UNIT_H_
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#define __BMON_UNIT_H_
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#include <bmon/bmon.h>
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#define DYNAMIC_EXP (-1)
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enum {
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UNIT_DEFAULT,
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UNIT_SI,
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UNIT_BIT,
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__UNIT_MAX,
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};
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#define UNIT_MAX (__UNIT_MAX - 1)
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#define UNIT_BYTE "byte"
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#define UNIT_NUMBER "number"
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struct fraction {
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float f_divisor;
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char * f_name;
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struct list_head f_list;
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};
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struct unit {
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char * u_name;
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struct list_head u_div[__UNIT_MAX];
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struct list_head u_list;
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};
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extern struct unit * unit_lookup(const char *);
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extern struct unit * unit_add(const char *name);
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extern void unit_add_div(struct unit *, int, const char *, float);
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extern double unit_divisor(uint64_t, struct unit *, char **, int *);
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extern double unit_value2str(uint64_t, struct unit *, char **, int *);
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extern void fraction_free(struct fraction *);
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extern char * unit_bytes2str(uint64_t, char *, size_t);
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extern char * unit_bit2str(uint64_t, char *, size_t);
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#endif
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