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/*
* Copyright (C) Igor Sysoev
* Copyright (C) Nginx, Inc.
*/
#ifndef _NGX_INET_H_INCLUDED_
#define _NGX_INET_H_INCLUDED_
#include <ngx_config.h>
#include <ngx_core.h>
/*
* TODO: autoconfigure NGX_SOCKADDRLEN and NGX_SOCKADDR_STRLEN as
* sizeof(struct sockaddr_storage)
* sizeof(struct sockaddr_un)
* sizeof(struct sockaddr_in6)
* sizeof(struct sockaddr_in)
*/
#define NGX_INET_ADDRSTRLEN (sizeof("255.255.255.255") - 1)
#define NGX_INET6_ADDRSTRLEN \
(sizeof("ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255") - 1)
#define NGX_UNIX_ADDRSTRLEN \
(sizeof(struct sockaddr_un) - offsetof(struct sockaddr_un, sun_path))
#if (NGX_HAVE_UNIX_DOMAIN)
#define NGX_SOCKADDR_STRLEN (sizeof("unix:") - 1 + NGX_UNIX_ADDRSTRLEN)
#else
#define NGX_SOCKADDR_STRLEN (NGX_INET6_ADDRSTRLEN + sizeof("[]:65535") - 1)
#endif
#if (NGX_HAVE_UNIX_DOMAIN)
#define NGX_SOCKADDRLEN sizeof(struct sockaddr_un)
#else
#define NGX_SOCKADDRLEN 512
#endif
typedef struct {
in_addr_t addr;
in_addr_t mask;
} ngx_in_cidr_t;
#if (NGX_HAVE_INET6)
typedef struct {
struct in6_addr addr;
struct in6_addr mask;
} ngx_in6_cidr_t;
#endif
typedef struct {
ngx_uint_t family;
union {
ngx_in_cidr_t in;
#if (NGX_HAVE_INET6)
ngx_in6_cidr_t in6;
#endif
} u;
} ngx_cidr_t;
typedef struct {
struct sockaddr *sockaddr;
socklen_t socklen;
ngx_str_t name;
} ngx_addr_t;
typedef struct {
ngx_str_t url;
ngx_str_t host;
ngx_str_t port_text;
ngx_str_t uri;
in_port_t port;
in_port_t default_port;
int family;
unsigned listen:1;
unsigned uri_part:1;
unsigned no_resolve:1;
unsigned one_addr:1; /* compatibility */
unsigned no_port:1;
unsigned wildcard:1;
socklen_t socklen;
u_char sockaddr[NGX_SOCKADDRLEN];
ngx_addr_t *addrs;
ngx_uint_t naddrs;
char *err;
} ngx_url_t;
in_addr_t ngx_inet_addr(u_char *text, size_t len);
#if (NGX_HAVE_INET6)
ngx_int_t ngx_inet6_addr(u_char *p, size_t len, u_char *addr);
size_t ngx_inet6_ntop(u_char *p, u_char *text, size_t len);
#endif
size_t ngx_sock_ntop(struct sockaddr *sa, u_char *text, size_t len,
ngx_uint_t port);
size_t ngx_inet_ntop(int family, void *addr, u_char *text, size_t len);
ngx_int_t ngx_ptocidr(ngx_str_t *text, ngx_cidr_t *cidr);
ngx_int_t ngx_parse_addr(ngx_pool_t *pool, ngx_addr_t *addr, u_char *text,
size_t len);
ngx_int_t ngx_parse_url(ngx_pool_t *pool, ngx_url_t *u);
ngx_int_t ngx_inet_resolve_host(ngx_pool_t *pool, ngx_url_t *u);
#endif /* _NGX_INET_H_INCLUDED_ */