mirror of
https://github.com/alliedmodders/amxmodx.git
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243 lines
7.7 KiB
C
243 lines
7.7 KiB
C
#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef MAXMINDDB_H
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#define MAXMINDDB_H
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/* Request POSIX.1-2008. However, we want to remain compatible with
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* POSIX.1-2001 (since we have been historically and see no reason to drop
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* compatibility). By requesting POSIX.1-2008, we can conditionally use
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* features provided by that standard if the implementation provides it. We can
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* check for what the implementation provides by checking the _POSIX_VERSION
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* macro after including unistd.h. If a feature is in POSIX.1-2008 but not
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* POSIX.1-2001, check that macro before using the feature (or check for the
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* feature directly if possible). */
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#ifndef _POSIX_C_SOURCE
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#define _POSIX_C_SOURCE 200809L
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#endif
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/* libmaxminddb package version from configure */
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#define PACKAGE_VERSION "1.3.2"
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#include "maxminddb_config.h"
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#include <stdarg.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <sys/types.h>
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#ifdef _WIN32
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#include <winsock2.h>
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#include <ws2tcpip.h>
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typedef ADDRESS_FAMILY sa_family_t;
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#if defined(_MSC_VER)
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/* MSVC doesn't define signed size_t, copy it from configure */
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#define ssize_t SSIZE_T
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/* MSVC doesn't support restricted pointers */
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#define restrict
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#endif
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#else
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#include <netdb.h>
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#include <netinet/in.h>
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#include <sys/socket.h>
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#endif
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#define MMDB_DATA_TYPE_EXTENDED (0)
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#define MMDB_DATA_TYPE_POINTER (1)
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#define MMDB_DATA_TYPE_UTF8_STRING (2)
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#define MMDB_DATA_TYPE_DOUBLE (3)
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#define MMDB_DATA_TYPE_BYTES (4)
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#define MMDB_DATA_TYPE_UINT16 (5)
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#define MMDB_DATA_TYPE_UINT32 (6)
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#define MMDB_DATA_TYPE_MAP (7)
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#define MMDB_DATA_TYPE_INT32 (8)
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#define MMDB_DATA_TYPE_UINT64 (9)
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#define MMDB_DATA_TYPE_UINT128 (10)
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#define MMDB_DATA_TYPE_ARRAY (11)
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#define MMDB_DATA_TYPE_CONTAINER (12)
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#define MMDB_DATA_TYPE_END_MARKER (13)
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#define MMDB_DATA_TYPE_BOOLEAN (14)
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#define MMDB_DATA_TYPE_FLOAT (15)
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#define MMDB_RECORD_TYPE_SEARCH_NODE (0)
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#define MMDB_RECORD_TYPE_EMPTY (1)
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#define MMDB_RECORD_TYPE_DATA (2)
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#define MMDB_RECORD_TYPE_INVALID (3)
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/* flags for open */
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#define MMDB_MODE_MMAP (1)
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#define MMDB_MODE_MASK (7)
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/* error codes */
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#define MMDB_SUCCESS (0)
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#define MMDB_FILE_OPEN_ERROR (1)
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#define MMDB_CORRUPT_SEARCH_TREE_ERROR (2)
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#define MMDB_INVALID_METADATA_ERROR (3)
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#define MMDB_IO_ERROR (4)
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#define MMDB_OUT_OF_MEMORY_ERROR (5)
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#define MMDB_UNKNOWN_DATABASE_FORMAT_ERROR (6)
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#define MMDB_INVALID_DATA_ERROR (7)
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#define MMDB_INVALID_LOOKUP_PATH_ERROR (8)
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#define MMDB_LOOKUP_PATH_DOES_NOT_MATCH_DATA_ERROR (9)
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#define MMDB_INVALID_NODE_NUMBER_ERROR (10)
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#define MMDB_IPV6_LOOKUP_IN_IPV4_DATABASE_ERROR (11)
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#if !(MMDB_UINT128_IS_BYTE_ARRAY)
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#if MMDB_UINT128_USING_MODE
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typedef unsigned int mmdb_uint128_t __attribute__ ((__mode__(TI)));
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#else
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typedef unsigned __int128 mmdb_uint128_t;
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#endif
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#endif
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/* This is a pointer into the data section for a given IP address lookup */
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typedef struct MMDB_entry_s {
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struct MMDB_s *mmdb;
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uint32_t offset;
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} MMDB_entry_s;
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typedef struct MMDB_lookup_result_s {
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bool found_entry;
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MMDB_entry_s entry;
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uint16_t netmask;
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} MMDB_lookup_result_s;
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typedef struct MMDB_entry_data_s {
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bool has_data;
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union {
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uint32_t pointer;
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const char *utf8_string;
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double double_value;
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const uint8_t *bytes;
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uint16_t uint16;
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uint32_t uint32;
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int32_t int32;
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uint64_t uint64;
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#if MMDB_UINT128_IS_BYTE_ARRAY
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uint8_t uint128[16];
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#else
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mmdb_uint128_t uint128;
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#endif
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bool boolean;
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float float_value;
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};
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/* This is a 0 if a given entry cannot be found. This can only happen
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* when a call to MMDB_(v)get_value() asks for hash keys or array
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* indices that don't exist. */
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uint32_t offset;
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/* This is the next entry in the data section, but it's really only
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* relevant for entries that part of a larger map or array
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* struct. There's no good reason for an end user to look at this
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* directly. */
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uint32_t offset_to_next;
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/* This is only valid for strings, utf8_strings or binary data */
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uint32_t data_size;
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/* This is an MMDB_DATA_TYPE_* constant */
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uint32_t type;
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} MMDB_entry_data_s;
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/* This is the return type when someone asks for all the entry data in a map or array */
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typedef struct MMDB_entry_data_list_s {
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MMDB_entry_data_s entry_data;
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struct MMDB_entry_data_list_s *next;
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void *pool;
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} MMDB_entry_data_list_s;
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typedef struct MMDB_description_s {
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const char *language;
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const char *description;
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} MMDB_description_s;
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typedef struct MMDB_metadata_s {
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uint32_t node_count;
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uint16_t record_size;
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uint16_t ip_version;
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const char *database_type;
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struct {
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size_t count;
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const char **names;
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} languages;
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uint16_t binary_format_major_version;
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uint16_t binary_format_minor_version;
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uint64_t build_epoch;
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struct {
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size_t count;
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MMDB_description_s **descriptions;
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} description;
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} MMDB_metadata_s;
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typedef struct MMDB_ipv4_start_node_s {
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uint16_t netmask;
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uint32_t node_value;
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} MMDB_ipv4_start_node_s;
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typedef struct MMDB_s {
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uint32_t flags;
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const char *filename;
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ssize_t file_size;
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const uint8_t *file_content;
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const uint8_t *data_section;
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uint32_t data_section_size;
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const uint8_t *metadata_section;
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uint32_t metadata_section_size;
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uint16_t full_record_byte_size;
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uint16_t depth;
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MMDB_ipv4_start_node_s ipv4_start_node;
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MMDB_metadata_s metadata;
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} MMDB_s;
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typedef struct MMDB_search_node_s {
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uint64_t left_record;
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uint64_t right_record;
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uint8_t left_record_type;
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uint8_t right_record_type;
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MMDB_entry_s left_record_entry;
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MMDB_entry_s right_record_entry;
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} MMDB_search_node_s;
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/* *INDENT-OFF* */
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/* --prototypes automatically generated by dev-bin/regen-prototypes.pl - don't remove this comment */
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extern int MMDB_open(const char *const filename, uint32_t flags, MMDB_s *const mmdb);
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extern MMDB_lookup_result_s MMDB_lookup_string(MMDB_s *const mmdb,
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const char *const ipstr,
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int *const gai_error,
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int *const mmdb_error);
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extern MMDB_lookup_result_s MMDB_lookup_sockaddr(
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MMDB_s *const mmdb,
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const struct sockaddr *const sockaddr,
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int *const mmdb_error);
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extern int MMDB_read_node(MMDB_s *const mmdb, uint32_t node_number,
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MMDB_search_node_s *const node);
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extern int MMDB_get_value(MMDB_entry_s *const start,
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MMDB_entry_data_s *const entry_data,
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...);
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extern int MMDB_vget_value(MMDB_entry_s *const start,
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MMDB_entry_data_s *const entry_data,
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va_list va_path);
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extern int MMDB_aget_value(MMDB_entry_s *const start,
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MMDB_entry_data_s *const entry_data,
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const char *const *const path);
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extern int MMDB_get_metadata_as_entry_data_list(
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MMDB_s *const mmdb, MMDB_entry_data_list_s **const entry_data_list);
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extern int MMDB_get_entry_data_list(
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MMDB_entry_s *start, MMDB_entry_data_list_s **const entry_data_list);
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extern void MMDB_free_entry_data_list(MMDB_entry_data_list_s *const entry_data_list);
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extern void MMDB_close(MMDB_s *const mmdb);
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extern const char *MMDB_lib_version(void);
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extern int MMDB_dump_entry_data_list(FILE *const stream,
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MMDB_entry_data_list_s *const entry_data_list,
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int indent);
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extern const char *MMDB_strerror(int error_code);
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/* --prototypes end - don't remove this comment-- */
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/* *INDENT-ON* */
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#endif /* MAXMINDDB_H */
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#ifdef __cplusplus
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}
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#endif
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