gprofng/src/Filter.h

   1 /* Copyright (C) 2021-2023 Free Software Foundation, Inc.
   2    Contributed by Oracle.
   3
   4    This file is part of GNU Binutils.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3, or (at your option)
   9    any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, 51 Franklin Street - Fifth Floor, Boston,
  19    MA 02110-1301, USA.  */
  20
  21 #ifndef _FILTER_H
  22 #define _FILTER_H
  23
  24 // A sample selection specifies a set of samples the user is interested in
  25 // viewing as a whole.
  26
  27 #include "vec.h"
  28 #include "data_pckts.h"
  29
  30 class Experiment;
  31
  32 class FilterNumeric
  33 {
  34 public:
  35   FilterNumeric (Experiment *, const char *, const char *);
  36   ~FilterNumeric ();
  37
  38   // set or update the range of items first and last
  39   void set_range (uint64_t findex, uint64_t lindex, uint64_t total);
  40
  41   // Return a string representation of the current ranges
  42   //    E.g. "1-5,7,9,10,12-13,73"
  43   char *get_pattern ();
  44
  45   // Return a string for the current status: %, range, ...
  46   //    E.g. "100%" "100% [1-7]"  "25% [1-4]"
  47   char *get_status ();
  48
  49   char *get_advanced_filter ();
  50
  51   // Sets selection according to the string representation
  52   // See above for return values and error handling
  53   bool set_pattern (char *, bool *);
  54
  55     // Return true if "number" is included in selection
  56   bool is_selected (uint64_t number);
  57
  58   char *
  59   get_cmd ()
  60   {
  61     return cmd;
  62   };
  63
  64   char *
  65   get_name ()
  66   {
  67     return name;
  68   };
  69
  70   uint64_t
  71   nelem ()
  72   {
  73     return nitems;
  74   };
  75
  76   char *prop_name; // name in advanced filter
  77
  78 private:
  79
  80   typedef struct
  81   {
  82     uint64_t first;
  83     uint64_t last;
  84   } RangePair;
  85
  86   void update_status ();
  87   void update_range ();
  88
  89   // Include "range" in selection
  90   bool include_range (uint64_t findex, uint64_t lindex);
  91
  92   // Parse a number from the string
  93   uint64_t get_next_number (char *s, char **e, bool *fail);
  94
  95   // Data
  96   Vector<RangePair *> *items; // sorted array of items
  97   uint64_t nselected;
  98   uint64_t nitems;
  99
 100   Experiment *exp;
 101   char *cmd;
 102   char *name;
 103   char *pattern;
 104   char *status;
 105
 106   // First and Last items in selection
 107   uint64_t first;
 108   uint64_t last;
 109 };
 110
 111 #endif /* _FILTER_H */