/*
 * Copyright (C) 1996-2021 The Squid Software Foundation and contributors
 *
 * Squid software is distributed under GPLv2+ license and includes
 * contributions from numerous individuals and organizations.
 * Please see the COPYING and CONTRIBUTORS files for details.
 */

#ifndef SQUID_GLOBALS_H
#define SQUID_GLOBALS_H

#include "CacheDigest.h"
#include "defines.h"
#include "hash.h"
#include "IoStats.h"
#include "rfc2181.h"
#include "sbuf/SBuf.h"

extern char *ConfigFile;    /* NULL */
extern char *IcpOpcodeStr[];
extern char tmp_error_buf[ERROR_BUF_SZ];
extern char ThisCache[RFC2181_MAXHOSTNAMELEN << 1];
extern char ThisCache2[RFC2181_MAXHOSTNAMELEN << 1];
extern char config_input_line[BUFSIZ];
/// During parsing, the name of the current squid.conf directive being parsed.
extern const char *cfg_directive; /* NULL */
extern const char *cfg_filename;    /* NULL */
extern const char *dash_str;    /* "-" */
extern const char *null_string; /* "" */
extern const char *version_string;  /* VERSION */
extern const char *appname_string;  /* PACKAGE */
extern char const *visible_appname_string; /* NULL */
extern const char *fdTypeStr[];
extern const char *hier_strings[];
extern const char *memStatusStr[];
extern const char *pingStatusStr[];
extern const char *storeStatusStr[];
extern const char *swapStatusStr[];
extern int Biggest_FD;      /* -1 */
extern int Number_FD;       /* 0 */
extern int Opening_FD;      /* 0 */
extern int NDnsServersAlloc;    /* 0 */
extern int RESERVED_FD;
extern int Squid_MaxFD;     /* SQUID_MAXFD */
extern int config_lineno;   /* 0 */
extern int opt_reuseaddr;   /* 1 */
extern int neighbors_do_private_keys;   /* 1 */
extern int opt_catch_signals;   /* 1 */
extern int opt_foreground;    /* 0 */
extern int opt_foreground_rebuild;  /* 0 */
extern char *opt_forwarded_for; /* NULL */
extern int opt_reload_hit_only; /* 0 */

extern int opt_udp_hit_obj; /* 0 */
extern int opt_create_swap_dirs;    /* 0 */
extern int opt_store_doublecheck;   /* 0 */
extern int syslog_enable;   /* 0 */
extern int DnsSocketA;      /* -1 */
extern int DnsSocketB;      /* -1 */
extern int n_disk_objects;  /* 0 */
extern IoStats IOStats;

extern struct timeval squid_start;
extern int starting_up; /* 1 */
extern int shutting_down;   /* 0 */
extern int reconfiguring;   /* 0 */
extern time_t hit_only_mode_until;  /* 0 */
extern double request_failure_ratio;    /* 0.0 */
extern int store_hash_buckets;  /* 0 */
extern hash_table *store_table; /* NULL */
extern int hot_obj_count;   /* 0 */
extern int CacheDigestHashFuncCount;    /* 4 */
extern CacheDigest *store_digest;   /* NULL */
extern const char *StoreDigestFileName;     /* "store_digest" */
extern const char *StoreDigestMimeStr;  /* "application/cache-digest" */

extern const char *MultipartMsgBoundaryStr; /* "Unique-Squid-Separator" */
#if USE_HTTP_VIOLATIONS
extern int refresh_nocache_hack;    /* 0 */
#endif

extern int store_open_disk_fd;  /* 0 */
extern const char *SwapDirType[];
extern int store_swap_low;  /* 0 */
extern int store_swap_high; /* 0 */
extern size_t store_pages_max;  /* 0 */
extern int64_t store_maxobjsize;    /* 0 */
extern int incoming_sockets_accepted;
#if _SQUID_WINDOWS_
extern unsigned int WIN32_Socks_initialized;    /* 0 */
#endif
#if _SQUID_WINDOWS_
extern unsigned int WIN32_OS_version;   /* 0 */
extern char *WIN32_OS_string;           /* NULL */
extern char *WIN32_Command_Line;        /* NULL */
extern char *WIN32_Service_Command_Line; /* NULL */
extern unsigned int WIN32_run_mode;     /* _WIN_SQUID_RUN_MODE_INTERACTIVE */
#endif

extern int ssl_ex_index_server; /* -1 */
extern int ssl_ctx_ex_index_dont_verify_domain; /* -1 */
extern int ssl_ex_index_cert_error_check;   /* -1 */
extern int ssl_ex_index_ssl_error_detail;      /* -1 */
extern int ssl_ex_index_ssl_peeked_cert;      /* -1 */
extern int ssl_ex_index_ssl_errors;   /* -1 */
extern int ssl_ex_index_ssl_cert_chain;  /* -1 */
extern int ssl_ex_index_ssl_validation_counter;  /* -1 */

extern const char *external_acl_message;      /* NULL */
extern int opt_send_signal; /* -1 */
extern int opt_no_daemon; /* 0 */
extern int opt_parse_cfg_only; /* 0 */

/// current Squid process number (e.g., 4).
/// Zero for SMP-unaware code and in no-SMP mode.
extern int KidIdentifier; /* 0 */

#endif /* SQUID_GLOBALS_H */

