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
  13 #include <lttng/lttng.h>
  14
  15 extern char *opt_relayd_path;
  16 extern int opt_no_sessiond;
  17 extern char * opt_sessiond_path;
  18 extern pid_t sessiond_pid;
  19
  20 struct cmd_struct;
  21
  22 char *get_session_name(void);
  23 char *get_session_name_quiet(void);
  24 void list_commands(struct cmd_struct *commands, FILE *ofp);
  25 void list_cmd_options(FILE *ofp, struct poptOption *options);
  26
  27 /*
  28  * Return the minimum order for which x <= (1UL << order).
  29  * Return -1 if x is 0.
  30  */
  31 int get_count_order_u32(uint32_t x);
  32
  33 /*
  34  * Return the minimum order for which x <= (1UL << order).
  35  * Return -1 if x is 0.
  36  */
  37 int get_count_order_u64(uint64_t x);
  38
  39 /*
  40  * Return the minimum order for which x <= (1UL << order).
  41  * Return -1 if x is 0.
  42  */
  43 int get_count_order_ulong(unsigned long x);
  44
  45 const char *get_domain_str(enum lttng_domain_type domain);
  46 const char *get_event_type_str(enum lttng_event_type event_type);
  47
  48 int print_missing_or_multiple_domains(unsigned int sum);
  49
  50 int spawn_relayd(const char *pathname, int port);
  51 int check_relayd(void);
  52 void print_session_stats(const char *session_name);
  53 int show_cmd_help(const char *cmd_name, const char *help_msg);
  54
  55 int print_trace_archive_location(
  56                 const struct lttng_trace_archive_location *location,
  57                 const char *session_name);
  58
  59 #endif /* _LTTNG_UTILS_H */