include/snmp_util.h

   1 /*
   2  * Copyright (C) 1996-2023 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 #ifndef SQUID_SNMP_UTIL_H
  10 #define SQUID_SNMP_UTIL_H
  11
  12 #ifdef __cplusplus
  13 extern "C" {
  14 #endif
  15
  16 /* call a function at regular intervals (in seconds): */
  17 extern void snmp_alarm(int ival, void (*handler) (void));
  18
  19 /* service for filedescriptors: */
  20
  21 extern void fd_add(int fd, void (*func) (int fd));
  22 extern void fd_service(void);
  23
  24 /* ---------------------------------------------------------------------- */
  25
  26 /*
  27  * SNMP Agent extension for Spacer-Controler Management
  28  *
  29  * Copyright (c) 1997 FT/CNET/DES/GRL Olivier Montanuy
  30  */
  31
  32 /* Function to safely copy a string, and ensure the last
  33  * character is always '\0'. */
  34 void strcpy_safe(char *str, int str_len, char *val);
  35
  36 /* Function to get IP address of this agent
  37  * WARNING: this scans all interfaces (slow) */
  38 u_long Util_local_ip_address(void);
  39
  40 /* Function to get the current time in seconds */
  41 long Util_time_now(void);
  42
  43 /* Function to determine how long the agent has been running
  44  * (WARNING: this seems rather slow) */
  45 long Util_time_running();
  46
  47 /* Read data from file */
  48 int Util_file_read(char *file, int offset, char *data, int dataSz);
  49
  50 /* Write data into file */
  51 int Util_file_write(char *file, int offset, char *data, int dataSz);
  52
  53 /* ---------------------------------------------------------------------- */
  54
  55 #ifdef __cplusplus
  56 }
  57 #endif
  58 #endif /* SQUID_SNMP_UTIL_H */
  59