1.\" Copyright (c) 2007 Joseph Koshy. All rights reserved. 2.\" 3.\" Redistribution and use in source and binary forms, with or without 4.\" modification, are permitted provided that the following conditions 5.\" are met: 6.\" 1. Redistributions of source code must retain the above copyright 7.\" notice, this list of conditions and the following disclaimer. 8.\" 2. Redistributions in binary form must reproduce the above copyright 9.\" notice, this list of conditions and the following disclaimer in the 10.\" documentation and/or other materials provided with the distribution. 11.\" 12.\" This software is provided by Joseph Koshy ``as is'' and 13.\" any express or implied warranties, including, but not limited to, the 14.\" implied warranties of merchantability and fitness for a particular purpose 15.\" are disclaimed. in no event shall Joseph Koshy be liable 16.\" for any direct, indirect, incidental, special, exemplary, or consequential 17.\" damages (including, but not limited to, procurement of substitute goods 18.\" or services; loss of use, data, or profits; or business interruption) 19.\" however caused and on any theory of liability, whether in contract, strict 20.\" liability, or tort (including negligence or otherwise) arising in any way 21.\" out of the use of this software, even if advised of the possibility of 22.\" such damage. 23.\" 24.\" $FreeBSD$ 25.\" 26.Dd November 24, 2007 27.Dt PMC_NAME_OF_CAPABILITY 3 28.Os 29.Sh NAME 30.Nm pmc_name_of_capability , 31.Nm pmc_name_of_class , 32.Nm pmc_name_of_cputype , 33.Nm pmc_name_of_disposition , 34.Nm pmc_name_of_event , 35.Nm pmc_name_of_mode , 36.Nm pmc_name_of_state 37.Nd human readable names for numeric constants used by 38.Xr pmc 3 39and 40.Xr hwpmc 4 41.Sh LIBRARY 42.Lb libpmc 43.Sh SYNOPSIS 44.In pmc.h 45.Ft "const char *" 46.Fn pmc_name_of_capability "enum pmc_caps pc" 47.Ft "const char *" 48.Fn pmc_name_of_class "enum pmc_class pc" 49.Ft "const char *" 50.Fn pmc_name_of_cputype "enum pmc_cputype ct" 51.Ft "const char *" 52.Fn pmc_name_of_disposition "enum pmc_disp pd" 53.Ft "const char *" 54.Fn pmc_name_of_event "enum pmc_event pe" 55.Ft "const char *" 56.Fn pmc_name_of_mode "enum pmc_mode pm" 57.Ft "const char *" 58.Fn pmc_name_of_state "enum pmc_state ps" 59.Sh DESCRIPTION 60These convenience functions translate numeric constants used by the 61.Lb libpmc 62to 63.Vt "const char *" 64pointers to human readable representations of their arguments. 65.Pp 66Function 67.Fn pmc_name_of_capability 68translates a PMC capability flag given in argument 69.Fa pc 70to a human readable string. 71PMC capabilities are described in 72.Xr pmc 3 . 73.Pp 74Function 75.Fn pmc_name_of_class 76translates the PMC class value specified in argument 77.Fa pc 78to a human readable name. 79PMC classes are described in 80.Xr pmc 3 . 81.Pp 82Function 83.Fn pmc_name_of_cputype 84translates the CPU type value specified in argument 85.Fa ct 86to a human readable name. 87CPU types known to the library are described in 88.Xr pmc 3 . 89.Pp 90Function 91.Fn pmc_name_of_disposition 92translates the PMC row disposition specified in argument 93.Fa pd 94to a human readable name. 95PMC row dispositions are described in 96.Xr hwpmc 4 . 97.Pp 98Function 99.Fn pmc_name_of_event 100translates the PMC event number specified by argument 101.Fa pe 102to a string. 103PMC event names are documented in section 104.Sx EVENT SPECIFIERS 105of 106.Xr pmc 3 . 107.Pp 108Function 109.Fn pmc_name_of_mode 110translates the PMC mode specified by argument 111.Fa pm 112to a human readable string. 113PMC modes are described in 114.Xr pmc 3 . 115.Pp 116Function 117.Fn pmc_name_of_state 118translates the value of argument 119.Fa ps 120to a human readable name. 121.Sh IMPLEMENTATION NOTES 122The returned pointers point to static storage inside the PMC 123library and should not be freed by the caller. 124.Sh RETURN VALUES 125These functions return a non-NULL pointer on successful completion. 126In case of an error, a NULL pointer is returned and the global 127variable 128.Va errno 129is set to indicate the error. 130.Sh ERRORS 131A call to these functions may fail with the following errors: 132.Bl -tag -width Er 133.It Bq Er EINVAL 134The function argument specified an invalid value. 135.El 136.Sh SEE ALSO 137.Xr pmc 3 , 138.Xr pmc_cpuinfo 3 , 139.Xr pmc_pmcinfo 3 , 140.Xr hwpmc 4 141