root/include/crm/common/util.h

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INCLUDED FROM


DEFINITIONS

This source file includes following definitions.
  1. pcmk_any_flags_set
  2. pcmk_all_flags_set

   1 /*
   2  * Copyright 2004-2022 the Pacemaker project contributors
   3  *
   4  * The version control history for this file may have further details.
   5  *
   6  * This source code is licensed under the GNU Lesser General Public License
   7  * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
   8  */
   9 
  10 #ifndef PCMK__CRM_COMMON_UTIL__H
  11 #  define PCMK__CRM_COMMON_UTIL__H
  12 
  13 #  include <sys/types.h>    // gid_t, mode_t, size_t, time_t, uid_t
  14 #  include <stdlib.h>
  15 #  include <stdbool.h>
  16 #  include <stdint.h>       // uint32_t
  17 #  include <limits.h>
  18 #  include <signal.h>
  19 #  include <glib.h>
  20 
  21 #  include <libxml/tree.h>
  22 
  23 #  include <crm/lrmd.h>
  24 #  include <crm/common/acl.h>
  25 #  include <crm/common/agents.h>
  26 #  include <crm/common/results.h>
  27 
  28 #ifdef __cplusplus
  29 extern "C" {
  30 #endif
  31 
  32 /**
  33  * \file
  34  * \brief Utility functions
  35  * \ingroup core
  36  */
  37 
  38 
  39 #  define ONLINESTATUS  "online"  // Status of an online client
  40 #  define OFFLINESTATUS "offline" // Status of an offline client
  41 
  42 /* public node attribute functions (from attrd_client.c) */
  43 char *pcmk_promotion_score_name(const char *rsc_id);
  44 
  45 /* public Pacemaker Remote functions (from remote.c) */
  46 int crm_default_remote_port(void);
  47 
  48 /* public score-related functions (from scores.c) */
  49 const char *pcmk_readable_score(int score);
  50 int char2score(const char *score);
  51 int pcmk__add_scores(int score1, int score2);
  52 
  53 /* public string functions (from strings.c) */
  54 gboolean crm_is_true(const char *s);
  55 int crm_str_to_boolean(const char *s, int *ret);
  56 long long crm_get_msec(const char *input);
  57 char * crm_strip_trailing_newline(char *str);
  58 char *crm_strdup_printf(char const *format, ...) G_GNUC_PRINTF(1, 2);
  59 
  60 guint crm_parse_interval_spec(const char *input);
  61 
  62 /* public operation functions (from operations.c) */
  63 gboolean parse_op_key(const char *key, char **rsc_id, char **op_type,
  64                       guint *interval_ms);
  65 gboolean decode_transition_key(const char *key, char **uuid, int *transition_id,
  66                                int *action_id, int *target_rc);
  67 gboolean decode_transition_magic(const char *magic, char **uuid,
  68                                  int *transition_id, int *action_id,
  69                                  int *op_status, int *op_rc, int *target_rc);
  70 int rsc_op_expected_rc(lrmd_event_data_t *event);
  71 gboolean did_rsc_op_fail(lrmd_event_data_t *event, int target_rc);
  72 bool crm_op_needs_metadata(const char *rsc_class, const char *op);
  73 xmlNode *crm_create_op_xml(xmlNode *parent, const char *prefix,
  74                            const char *task, const char *interval_spec,
  75                            const char *timeout);
  76 #define CRM_DEFAULT_OP_TIMEOUT_S "20s"
  77 
  78 bool pcmk_is_probe(const char *task, guint interval);
  79 bool pcmk_xe_is_probe(xmlNode *xml_op);
  80 bool pcmk_xe_mask_probe_failure(xmlNode *xml_op);
  81 
  82 int compare_version(const char *version1, const char *version2);
  83 
  84 /* coverity[+kill] */
  85 void crm_abort(const char *file, const char *function, int line,
  86                const char *condition, gboolean do_core, gboolean do_fork);
  87 
  88 /*!
  89  * \brief Check whether any of specified flags are set in a flag group
  90  *
  91  * \param[in] flag_group        The flag group being examined
  92  * \param[in] flags_to_check    Which flags in flag_group should be checked
  93  *
  94  * \return true if \p flags_to_check is nonzero and any of its flags are set in
  95  *         \p flag_group, or false otherwise
  96  */
  97 static inline bool
  98 pcmk_any_flags_set(uint64_t flag_group, uint64_t flags_to_check)
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  99 {
 100     return (flag_group & flags_to_check) != 0;
 101 }
 102 
 103 /*!
 104  * \brief Check whether all of specified flags are set in a flag group
 105  *
 106  * \param[in] flag_group        The flag group being examined
 107  * \param[in] flags_to_check    Which flags in flag_group should be checked
 108  *
 109  * \return true if \p flags_to_check is zero or all of its flags are set in
 110  *         \p flag_group, or false otherwise
 111  */
 112 static inline bool
 113 pcmk_all_flags_set(uint64_t flag_group, uint64_t flags_to_check)
     /* [previous][next][first][last][top][bottom][index][help] */
 114 {
 115     return (flag_group & flags_to_check) == flags_to_check;
 116 }
 117 
 118 /*!
 119  * \brief Convenience alias for pcmk_all_flags_set(), to check single flag
 120  */
 121 #define pcmk_is_set(g, f)   pcmk_all_flags_set((g), (f))
 122 
 123 char *crm_meta_name(const char *field);
 124 const char *crm_meta_value(GHashTable * hash, const char *field);
 125 
 126 char *crm_md5sum(const char *buffer);
 127 
 128 char *crm_generate_uuid(void);
 129 
 130 // This belongs in ipc.h but is here for backward compatibility
 131 bool crm_is_daemon_name(const char *name);
 132 
 133 int crm_user_lookup(const char *name, uid_t * uid, gid_t * gid);
 134 int pcmk_daemon_user(uid_t *uid, gid_t *gid);
 135 
 136 #ifdef HAVE_GNUTLS_GNUTLS_H
 137 void crm_gnutls_global_init(void);
 138 #endif
 139 
 140 char *pcmk_hostname(void);
 141 
 142 bool pcmk_str_is_infinity(const char *s);
 143 bool pcmk_str_is_minus_infinity(const char *s);
 144 
 145 #if !defined(PCMK_ALLOW_DEPRECATED) || (PCMK_ALLOW_DEPRECATED == 1)
 146 #include <crm/common/util_compat.h>
 147 #endif
 148 
 149 #ifdef __cplusplus
 150 }
 151 #endif
 152 
 153 #endif

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