src/bin/lttng/utils.hpp

   1 /*
   2  * Copyright (C) 2011 EfficiOS Inc.
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-only
   5  *
   6  */
   7
   8 #ifndef _LTTNG_UTILS_H
   9 #define _LTTNG_UTILS_H
  10
  11 #include <common/argpar/argpar.h>
  12 #include <common/dynamic-array.hpp>
  13
  14 #include <lttng/lttng.h>
  15
  16 #include <popt.h>
  17
  18 extern char *opt_relayd_path;
  19 extern int opt_no_sessiond;
  20 extern char *opt_sessiond_path;
  21 extern pid_t sessiond_pid;
  22
  23 struct cmd_struct;
  24
  25 char *get_session_name(void);
  26 char *get_session_name_quiet(void);
  27 void list_commands(struct cmd_struct *commands, FILE *ofp);
  28 void list_cmd_options(FILE *ofp, struct poptOption *options);
  29 void list_cmd_options_argpar(FILE *ofp, const struct argpar_opt_descr *options);
  30
  31 /*
  32  * Return the minimum order for which x <= (1UL << order).
  33  * Return -1 if x is 0.
  34  */
  35 int get_count_order_u32(uint32_t x);
  36
  37 /*
  38  * Return the minimum order for which x <= (1UL << order).
  39  * Return -1 if x is 0.
  40  */
  41 int get_count_order_u64(uint64_t x);
  42
  43 /*
  44  * Return the minimum order for which x <= (1UL << order).
  45  * Return -1 if x is 0.
  46  */
  47 int get_count_order_ulong(unsigned long x);
  48
  49 const char *get_event_type_str(enum lttng_event_type event_type);
  50
  51 int print_missing_or_multiple_domains(unsigned int domain_count, bool include_agent_domains);
  52
  53 int spawn_relayd(const char *pathname, int port);
  54 int check_relayd(void);
  55 void print_session_stats(const char *session_name);
  56 int get_session_stats_str(const char *session_name, char **str);
  57 int show_cmd_help(const char *cmd_name, const char *help_msg);
  58
  59 int print_trace_archive_location(const struct lttng_trace_archive_location *location,
  60                                  const char *session_name);
  61
  62 int validate_exclusion_list(const char *event_name,
  63                             const struct lttng_dynamic_pointer_array *exclusions);
  64
  65 #endif /* _LTTNG_UTILS_H */