src/bin/lttng/utils.h

   1 /*
   2  * Copyright (C) 2011 David Goulet <david.goulet@polymtl.ca>
   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 <popt.h>
  12 #include "common/argpar/argpar.h"
  13
  14 #include <lttng/lttng.h>
  15
  16 extern char *opt_relayd_path;
  17 extern int opt_no_sessiond;
  18 extern char * opt_sessiond_path;
  19 extern pid_t sessiond_pid;
  20
  21 struct cmd_struct;
  22
  23 char *get_session_name(void);
  24 char *get_session_name_quiet(void);
  25 void list_commands(struct cmd_struct *commands, FILE *ofp);
  26 void list_cmd_options(FILE *ofp, struct poptOption *options);
  27 void list_cmd_options_argpar(FILE *ofp, const struct argpar_opt_descr *options);
  28
  29 /*
  30  * Return the minimum order for which x <= (1UL << order).
  31  * Return -1 if x is 0.
  32  */
  33 int get_count_order_u32(uint32_t x);
  34
  35 /*
  36  * Return the minimum order for which x <= (1UL << order).
  37  * Return -1 if x is 0.
  38  */
  39 int get_count_order_u64(uint64_t x);
  40
  41 /*
  42  * Return the minimum order for which x <= (1UL << order).
  43  * Return -1 if x is 0.
  44  */
  45 int get_count_order_ulong(unsigned long x);
  46
  47 const char *get_domain_str(enum lttng_domain_type domain);
  48 const char *get_event_type_str(enum lttng_event_type event_type);
  49
  50 int print_missing_or_multiple_domains(unsigned int domain_count,
  51                 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(
  60                 const struct lttng_trace_archive_location *location,
  61                 const char *session_name);
  62
  63 #endif /* _LTTNG_UTILS_H */