lib/zlog_targets.h

   1 // SPDX-License-Identifier: ISC
   2 /*
   3  * Copyright (c) 2015-19  David Lamparter, for NetDEF, Inc.
   4  */
   5
   6 #ifndef _FRR_ZLOG_TARGETS_H
   7 #define _FRR_ZLOG_TARGETS_H
   8
   9 #include <pthread.h>
  10
  11 #include "zlog.h"
  12
  13 #ifdef __cplusplus
  14 extern "C" {
  15 #endif
  16
  17 /* multiple file log targets can be active */
  18
  19 struct zlt_fd;
  20
  21 struct zlog_cfg_file {
  22         struct zlt_fd *active;
  23
  24         pthread_mutex_t cfg_mtx;
  25
  26         /* call zlog_file_set_other() to apply these */
  27         int prio_min;
  28         char ts_subsec;
  29         bool record_priority;
  30
  31         /* call zlog_file_set_filename/fd() to change this */
  32         char *filename;
  33         int fd;
  34
  35         void (*zlog_wrap)(struct zlog_target *zt, struct zlog_msg *msgs[],
  36                           size_t nmsgs);
  37 };
  38
  39 extern void zlog_file_init(struct zlog_cfg_file *zcf);
  40 extern void zlog_file_fini(struct zlog_cfg_file *zcf);
  41
  42 extern void zlog_file_set_other(struct zlog_cfg_file *zcf);
  43 extern bool zlog_file_set_filename(struct zlog_cfg_file *zcf, const char *name);
  44 extern bool zlog_file_set_fd(struct zlog_cfg_file *zcf, int fd);
  45 extern bool zlog_file_rotate(struct zlog_cfg_file *zcf);
  46
  47 extern void zlog_fd(struct zlog_target *zt, struct zlog_msg *msgs[],
  48                     size_t nmsgs);
  49
  50 /* syslog is always limited to one target */
  51
  52 extern void zlog_syslog_set_facility(int facility);
  53 extern int zlog_syslog_get_facility(void);
  54
  55 /* use ZLOG_DISABLED to disable */
  56 extern void zlog_syslog_set_prio_min(int prio_min);
  57 extern int zlog_syslog_get_prio_min(void);
  58
  59 #ifdef __cplusplus
  60 }
  61 #endif
  62
  63 #endif /* _FRR_ZLOG_TARGETS_H */