Mercurial > hg > nginx
comparison src/core/ngx_inet.c @ 5473:d39ef821d03e
Core: externalized ngx_cmp_sockaddr().
It's also extended with the "cmp_port" argument to indicate
whether ports should be compared as well, or only addresses.
| author | Ruslan Ermilov <ru@nginx.com> |
|---|---|
| date | Fri, 06 Dec 2013 14:30:27 +0400 |
| parents | 0300d97c6084 |
| children | 550212836c8f |
comparison
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| 5472:ab493c60d9ff | 5473:d39ef821d03e |
|---|---|
| 1194 | 1194 |
| 1195 return NGX_OK; | 1195 return NGX_OK; |
| 1196 } | 1196 } |
| 1197 | 1197 |
| 1198 #endif /* NGX_HAVE_GETADDRINFO && NGX_HAVE_INET6 */ | 1198 #endif /* NGX_HAVE_GETADDRINFO && NGX_HAVE_INET6 */ |
| 1199 | |
| 1200 | |
| 1201 ngx_int_t | |
| 1202 ngx_cmp_sockaddr(struct sockaddr *sa1, socklen_t slen1, | |
| 1203 struct sockaddr *sa2, socklen_t slen2, ngx_uint_t cmp_port) | |
| 1204 { | |
| 1205 struct sockaddr_in *sin1, *sin2; | |
| 1206 #if (NGX_HAVE_INET6) | |
| 1207 struct sockaddr_in6 *sin61, *sin62; | |
| 1208 #endif | |
| 1209 #if (NGX_HAVE_UNIX_DOMAIN) | |
| 1210 struct sockaddr_un *saun1, *saun2; | |
| 1211 #endif | |
| 1212 | |
| 1213 if (sa1->sa_family != sa2->sa_family) { | |
| 1214 return NGX_DECLINED; | |
| 1215 } | |
| 1216 | |
| 1217 switch (sa1->sa_family) { | |
| 1218 | |
| 1219 #if (NGX_HAVE_INET6) | |
| 1220 case AF_INET6: | |
| 1221 | |
| 1222 sin61 = (struct sockaddr_in6 *) sa1; | |
| 1223 sin62 = (struct sockaddr_in6 *) sa2; | |
| 1224 | |
| 1225 if (cmp_port && sin61->sin6_port != sin62->sin6_port) { | |
| 1226 return NGX_DECLINED; | |
| 1227 } | |
| 1228 | |
| 1229 if (ngx_memcmp(&sin61->sin6_addr, &sin62->sin6_addr, 16) != 0) { | |
| 1230 return NGX_DECLINED; | |
| 1231 } | |
| 1232 | |
| 1233 break; | |
| 1234 #endif | |
| 1235 | |
| 1236 #if (NGX_HAVE_UNIX_DOMAIN) | |
| 1237 case AF_UNIX: | |
| 1238 | |
| 1239 /* TODO length */ | |
| 1240 | |
| 1241 saun1 = (struct sockaddr_un *) sa1; | |
| 1242 saun2 = (struct sockaddr_un *) sa2; | |
| 1243 | |
| 1244 if (ngx_memcmp(&saun1->sun_path, &saun2->sun_path, | |
| 1245 sizeof(saun1->sun_path)) | |
| 1246 != 0) | |
| 1247 { | |
| 1248 return NGX_DECLINED; | |
| 1249 } | |
| 1250 | |
| 1251 break; | |
| 1252 #endif | |
| 1253 | |
| 1254 default: /* AF_INET */ | |
| 1255 | |
| 1256 sin1 = (struct sockaddr_in *) sa1; | |
| 1257 sin2 = (struct sockaddr_in *) sa2; | |
| 1258 | |
| 1259 if (cmp_port && sin1->sin_port != sin2->sin_port) { | |
| 1260 return NGX_DECLINED; | |
| 1261 } | |
| 1262 | |
| 1263 if (sin1->sin_addr.s_addr != sin2->sin_addr.s_addr) { | |
| 1264 return NGX_DECLINED; | |
| 1265 } | |
| 1266 | |
| 1267 break; | |
| 1268 } | |
| 1269 | |
| 1270 return NGX_OK; | |
| 1271 } |