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DDoSolitary
4492562c50
GCC 10 defaults to -fno-common, which requires "extern" when defining global variables in headers. Signed-off-by: DDoSolitary <DDoSolitary@gmail.com>
122 lines
3.9 KiB
C
122 lines
3.9 KiB
C
/* Pi-hole: A black hole for Internet advertisements
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* (c) 2019 Pi-hole, LLC (https://pi-hole.net)
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* Network-wide ad blocking via your own hardware.
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*
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* FTL Engine
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* Datastructure prototypes
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*
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* This file is copyright under the latest version of the EUPL.
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* Please see LICENSE file for your rights under this license. */
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#ifndef DATASTRUCTURE_H
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#define DATASTRUCTURE_H
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// Definition of sqlite3_stmt
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#include "database/sqlite3.h"
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// enum privacy_level
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#include "enums.h"
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extern const char *querytypes[TYPE_MAX];
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typedef struct {
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unsigned char magic;
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enum query_status status;
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enum query_types type;
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enum privacy_level privacylevel;
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enum reply_type reply;
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enum dnssec_status dnssec;
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time_t timestamp;
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int domainID;
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int clientID;
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int upstreamID;
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int id; // the ID is a (signed) int in dnsmasq, so no need for a long int here
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int CNAME_domainID; // only valid if query has a CNAME blocking status
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unsigned long response; // saved in units of 1/10 milliseconds (1 = 0.1ms, 2 = 0.2ms, 2500 = 250.0ms, etc.)
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int64_t db;
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unsigned int timeidx;
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bool whitelisted;
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bool complete;
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} queriesData;
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typedef struct {
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unsigned char magic;
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bool new;
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in_addr_t port;
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int count;
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int failed;
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size_t ippos;
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size_t namepos;
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time_t lastQuery;
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} upstreamsData;
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typedef struct {
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unsigned char magic;
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unsigned char reread_groups;
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char hwlen;
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unsigned char hwaddr[16]; // See DHCP_CHADDR_MAX in dnsmasq/dhcp-protocol.h
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bool new;
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bool found_group;
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bool aliasclient;
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int count;
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int blockedcount;
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int aliasclient_id;
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int overTime[OVERTIME_SLOTS];
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unsigned int numQueriesARP;
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size_t groupspos;
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size_t ippos;
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size_t namepos;
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size_t ifacepos;
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time_t lastQuery;
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time_t firstSeen;
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} clientsData;
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typedef struct {
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unsigned char magic;
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size_t domainpos;
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int count;
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int blockedcount;
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} domainsData;
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typedef struct {
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unsigned char magic;
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enum domain_client_status blocking_status;
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unsigned char force_reply;
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enum query_types query_type;
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int domainID;
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int clientID;
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int black_regex_idx;
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} DNSCacheData;
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void strtolower(char *str);
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int findQueryID(const int id);
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int findUpstreamID(const char * upstream, const in_port_t port, const bool count);
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int findDomainID(const char *domain, const bool count);
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int findClientID(const char *client, const bool count, const bool aliasclient);
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int findCacheID(int domainID, int clientID, enum query_types query_type);
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bool isValidIPv4(const char *addr);
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bool isValidIPv6(const char *addr);
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void FTL_reload_all_domainlists(void);
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void FTL_reset_per_client_domain_data(void);
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const char *getDomainString(const queriesData* query);
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const char *getCNAMEDomainString(const queriesData* query);
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const char *getClientIPString(const queriesData* query);
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const char *getClientNameString(const queriesData* query);
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void change_clientcount(clientsData *client, int total, int blocked, int overTimeIdx, int overTimeMod);
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// Pointer getter functions
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#define getQuery(queryID, checkMagic) _getQuery(queryID, checkMagic, __LINE__, __FUNCTION__, __FILE__)
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queriesData* _getQuery(int queryID, bool checkMagic, int line, const char * function, const char * file);
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#define getClient(clientID, checkMagic) _getClient(clientID, checkMagic, __LINE__, __FUNCTION__, __FILE__)
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clientsData* _getClient(int clientID, bool checkMagic, int line, const char * function, const char * file);
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#define getDomain(domainID, checkMagic) _getDomain(domainID, checkMagic, __LINE__, __FUNCTION__, __FILE__)
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domainsData* _getDomain(int domainID, bool checkMagic, int line, const char * function, const char * file);
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#define getUpstream(upstreamID, checkMagic) _getUpstream(upstreamID, checkMagic, __LINE__, __FUNCTION__, __FILE__)
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upstreamsData* _getUpstream(int upstreamID, bool checkMagic, int line, const char * function, const char * file);
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#define getDNSCache(cacheID, checkMagic) _getDNSCache(cacheID, checkMagic, __LINE__, __FUNCTION__, __FILE__)
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DNSCacheData* _getDNSCache(int cacheID, bool checkMagic, int line, const char * function, const char * file);
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#endif //DATASTRUCTURE_H
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