src/plugins/text/pretty/pretty.h

   1 /*
   2  * SPDX-License-Identifier: MIT
   3  *
   4  * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   5  */
   6
   7 #ifndef BABELTRACE_PLUGIN_TEXT_PRETTY_PRETTY_H
   8 #define BABELTRACE_PLUGIN_TEXT_PRETTY_PRETTY_H
   9
  10 #include <glib.h>
  11 #include <stdio.h>
  12 #include <stdbool.h>
  13 #include "common/macros.h"
  14 #include <babeltrace2/babeltrace.h>
  15
  16 /*
  17  * `bt_field_*_enumeration` are backed by 64 bits integers so the maximun
  18  * number of bitflags in any enumeration is 64.
  19  */
  20 #define ENUMERATION_MAX_BITFLAGS_COUNT (sizeof(uint64_t) * 8)
  21
  22 enum pretty_default {
  23         PRETTY_DEFAULT_UNSET,
  24         PRETTY_DEFAULT_SHOW,
  25         PRETTY_DEFAULT_HIDE,
  26 };
  27
  28 enum pretty_color_option {
  29         PRETTY_COLOR_OPT_NEVER,
  30         PRETTY_COLOR_OPT_AUTO,
  31         PRETTY_COLOR_OPT_ALWAYS,
  32 };
  33
  34 struct pretty_options {
  35         char *output_path;
  36
  37         enum pretty_default name_default;
  38         enum pretty_default field_default;
  39
  40         bool print_scope_field_names;
  41         bool print_header_field_names;
  42         bool print_context_field_names;
  43         bool print_payload_field_names;
  44
  45         bool print_delta_field;
  46         bool print_enum_flags;
  47         bool print_loglevel_field;
  48         bool print_emf_field;
  49         bool print_callsite_field;
  50         bool print_trace_field;
  51         bool print_trace_domain_field;
  52         bool print_trace_procname_field;
  53         bool print_trace_vpid_field;
  54         bool print_trace_hostname_field;
  55
  56         bool print_timestamp_cycles;
  57         bool clock_seconds;
  58         bool clock_date;
  59         bool clock_gmt;
  60         enum pretty_color_option color;
  61         bool verbose;
  62 };
  63
  64 struct pretty_component {
  65         struct pretty_options options;
  66         bt_message_iterator *iterator;
  67         FILE *out, *err;
  68         int depth;      /* nesting, used for tabulation alignment. */
  69         bool start_line;
  70         GString *string;
  71         GString *tmp_string;
  72         bool use_colors;
  73
  74         uint64_t last_cycles_timestamp;
  75         uint64_t delta_cycles;
  76
  77         uint64_t last_real_timestamp;
  78         uint64_t delta_real_timestamp;
  79
  80         bool negative_timestamp_warning_done;
  81
  82         /*
  83          * For each bit of the integer backing the enumeration we have a list
  84          * (GPtrArray) of labels (char *) for that bit.
  85          *
  86          * Allocate all label arrays during the initialization of the component
  87          * and reuse the same set of arrays for all enumerations. This prevents
  88          * allocation and deallocation everytime the component encounters a
  89          * enumeration field. Allocating and deallocating that often could
  90          * severely impact performance.
  91          */
  92         GPtrArray *enum_bit_labels[ENUMERATION_MAX_BITFLAGS_COUNT];
  93
  94         bt_logging_level log_level;
  95         bt_self_component *self_comp;
  96 };
  97
  98 BT_HIDDEN
  99 bt_component_class_initialize_method_status pretty_init(
 100                 bt_self_component_sink *component,
 101                 bt_self_component_sink_configuration *config,
 102                 const bt_value *params,
 103                 void *init_method_data);
 104
 105 BT_HIDDEN
 106 bt_component_class_sink_consume_method_status pretty_consume(
 107                 bt_self_component_sink *component);
 108
 109 BT_HIDDEN
 110 bt_component_class_sink_graph_is_configured_method_status pretty_graph_is_configured(
 111                 bt_self_component_sink *component);
 112
 113 BT_HIDDEN
 114 void pretty_finalize(bt_self_component_sink *component);
 115
 116 BT_HIDDEN
 117 int pretty_print_event(struct pretty_component *pretty,
 118                 const bt_message *event_msg);
 119
 120 BT_HIDDEN
 121 int pretty_print_discarded_items(struct pretty_component *pretty,
 122                 const bt_message *msg);
 123
 124 BT_HIDDEN
 125 void pretty_print_init(void);
 126
 127 #endif /* BABELTRACE_PLUGIN_TEXT_PRETTY_PRETTY_H */