Mercurial > hg > nginx
annotate src/core/ngx_inet.h @ 4766:284cb8fb0741
Slight optimization in ngx_http_upstream_add(): replaced an expression
known to be constant with the constant value.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Sun, 29 Jul 2012 19:44:09 +0000 |
parents | d620f497c50f |
children | ab7a21ce8778 |
rev | line source |
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1 |
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2 /* |
444
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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6 |
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7 |
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8 #ifndef _NGX_INET_H_INCLUDED_ |
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9 #define _NGX_INET_H_INCLUDED_ |
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10 |
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11 |
479 | 12 #include <ngx_config.h> |
13 #include <ngx_core.h> | |
14 | |
15 | |
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16 /* |
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17 * TODO: autoconfigure NGX_SOCKADDRLEN and NGX_SOCKADDR_STRLEN as |
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18 * sizeof(struct sockaddr_storage) |
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19 * sizeof(struct sockaddr_un) |
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20 * sizeof(struct sockaddr_in6) |
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21 * sizeof(struct sockaddr_in) |
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22 */ |
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23 |
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24 #define NGX_INET_ADDRSTRLEN (sizeof("255.255.255.255") - 1) |
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25 #define NGX_INET6_ADDRSTRLEN \ |
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26 (sizeof("ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255") - 1) |
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27 #define NGX_UNIX_ADDRSTRLEN \ |
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28 (sizeof(struct sockaddr_un) - offsetof(struct sockaddr_un, sun_path)) |
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29 |
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30 #if (NGX_HAVE_UNIX_DOMAIN) |
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31 #define NGX_SOCKADDR_STRLEN (sizeof("unix:") - 1 + NGX_UNIX_ADDRSTRLEN) |
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32 #else |
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33 #define NGX_SOCKADDR_STRLEN (NGX_INET6_ADDRSTRLEN + sizeof(":65535") - 1) |
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34 #endif |
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35 |
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36 #if (NGX_HAVE_UNIX_DOMAIN) |
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37 #define NGX_SOCKADDRLEN sizeof(struct sockaddr_un) |
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38 #else |
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39 #define NGX_SOCKADDRLEN 512 |
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40 #endif |
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41 |
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42 |
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43 typedef struct { |
2538 | 44 in_addr_t addr; |
45 in_addr_t mask; | |
46 } ngx_in_cidr_t; | |
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47 |
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48 |
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49 #if (NGX_HAVE_INET6) |
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50 |
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51 typedef struct { |
2538 | 52 struct in6_addr addr; |
53 struct in6_addr mask; | |
54 } ngx_in6_cidr_t; | |
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55 |
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56 #endif |
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57 |
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58 |
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59 typedef struct { |
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60 ngx_uint_t family; |
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61 union { |
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62 ngx_in_cidr_t in; |
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63 #if (NGX_HAVE_INET6) |
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64 ngx_in6_cidr_t in6; |
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65 #endif |
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66 } u; |
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67 } ngx_cidr_t; |
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68 |
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69 |
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70 typedef struct { |
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71 struct sockaddr *sockaddr; |
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72 socklen_t socklen; |
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73 ngx_str_t name; |
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74 } ngx_addr_t; |
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75 |
651 | 76 |
884 | 77 typedef struct { |
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78 ngx_str_t url; |
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79 ngx_str_t host; |
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80 ngx_str_t port_text; |
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81 ngx_str_t uri; |
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82 |
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83 in_port_t port; |
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84 in_port_t default_port; |
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85 int family; |
651 | 86 |
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87 unsigned listen:1; |
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88 unsigned uri_part:1; |
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89 unsigned no_resolve:1; |
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90 unsigned one_addr:1; |
651 | 91 |
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92 unsigned no_port:1; |
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93 unsigned wildcard:1; |
884 | 94 |
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95 socklen_t socklen; |
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96 u_char sockaddr[NGX_SOCKADDRLEN]; |
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97 |
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98 ngx_addr_t *addrs; |
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99 ngx_uint_t naddrs; |
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100 |
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101 char *err; |
651 | 102 } ngx_url_t; |
103 | |
104 | |
1647 | 105 in_addr_t ngx_inet_addr(u_char *text, size_t len); |
3265 | 106 #if (NGX_HAVE_INET6) |
107 ngx_int_t ngx_inet6_addr(u_char *p, size_t len, u_char *addr); | |
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108 size_t ngx_inet6_ntop(u_char *p, u_char *text, size_t len); |
3265 | 109 #endif |
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110 size_t ngx_sock_ntop(struct sockaddr *sa, u_char *text, size_t len, |
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111 ngx_uint_t port); |
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112 size_t ngx_inet_ntop(int family, void *addr, u_char *text, size_t len); |
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113 ngx_int_t ngx_ptocidr(ngx_str_t *text, ngx_cidr_t *cidr); |
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114 ngx_int_t ngx_parse_addr(ngx_pool_t *pool, ngx_addr_t *addr, u_char *text, |
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115 size_t len); |
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116 ngx_int_t ngx_parse_url(ngx_pool_t *pool, ngx_url_t *u); |
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117 ngx_int_t ngx_inet_resolve_host(ngx_pool_t *pool, ngx_url_t *u); |
884 | 118 |
479 | 119 |
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120 #endif /* _NGX_INET_H_INCLUDED_ */ |