dhcp_utils.c revision 62d6f7486323fd2bd27299940a28f3c6de73f65d
1dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project/* 2dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * Copyright 2008, The Android Open Source Project 3dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * 4dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 5dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * you may not use this file except in compliance with the License. 6dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * You may obtain a copy of the License at 7dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * 8dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 9dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * 10dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 11dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 12dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * See the License for the specific language governing permissions and 14dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * limitations under the License. 15dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project */ 16dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 17dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project/* Utilities for managing the dhcpcd DHCP client daemon */ 18dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 19dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <stdio.h> 20dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <stdlib.h> 21b93e5812faffd3b6c5fb349072413aace31918d8Olivier Bailly#include <string.h> 22dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <unistd.h> 23dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <arpa/inet.h> 24dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <netinet/in.h> 25dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 26dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <cutils/properties.h> 27dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 289363b7d5da7e17842432251384f8dc46902ac323Dmitry Shmidtstatic const char DAEMON_NAME[] = "dhcpcd"; 299363b7d5da7e17842432251384f8dc46902ac323Dmitry Shmidtstatic const char DAEMON_PROP_NAME[] = "init.svc.dhcpcd"; 309363b7d5da7e17842432251384f8dc46902ac323Dmitry Shmidtstatic const char HOSTNAME_PROP_NAME[] = "net.hostname"; 31dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic const char DHCP_PROP_NAME_PREFIX[] = "dhcp"; 3262d6f7486323fd2bd27299940a28f3c6de73f65dDmitry Shmidtstatic const char DHCP_CONFIG_PATH[] = "/system/etc/dhcpcd/dhcpcd.conf"; 33b1723b68921512f26562384898b9600f8f11d25eIrfan Sheriffstatic const int NAP_TIME = 200; /* wait for 200ms at a time */ 34dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project /* when polling for property values */ 359d157870345fa18ee7e639a85f6bcc4afb50c648TK MUNstatic const char DAEMON_NAME_RENEW[] = "iprenew"; 36dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic char errmsg[100]; 3789f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff/* interface length for dhcpcd daemon start (dhcpcd_<interface> as defined in init.rc file) 3889f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff * or for filling up system properties dhcpcd.<interface>.ipaddress, dhcpcd.<interface>.dns1 3989f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff * and other properties on a successful bind 4089f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff */ 4189f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff#define MAX_INTERFACE_LENGTH 25 4289f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff 4389f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff/* 4489f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff * P2p interface names increase sequentially p2p-p2p0-1, p2p-p2p0-2.. after 4589f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff * group formation. This does not work well with system properties which can quickly 4689f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff * exhaust or for specifiying a dhcp start target in init which requires 4789f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff * interface to be pre-defined in init.rc file. 4889f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff * 4989f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff * This function returns a common string p2p for all p2p interfaces. 5089f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff */ 5189f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriffvoid get_p2p_interface_replacement(const char *interface, char *p2p_interface) { 5289f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff /* Use p2p for any interface starting with p2p. */ 5389f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff if (strncmp(interface, "p2p",3) == 0) { 5489f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff strncpy(p2p_interface, "p2p", MAX_INTERFACE_LENGTH); 5589f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff } else { 5689f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff strncpy(p2p_interface, interface, MAX_INTERFACE_LENGTH); 5789f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff } 5889f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff} 59dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 60dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project/* 61dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * Wait for a system property to be assigned a specified value. 62dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * If desired_value is NULL, then just wait for the property to 63dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * be created with any value. maxwait is the maximum amount of 64dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * time in seconds to wait before giving up. 65dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project */ 66dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int wait_for_property(const char *name, const char *desired_value, int maxwait) 67dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 68dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char value[PROPERTY_VALUE_MAX] = {'\0'}; 69b1723b68921512f26562384898b9600f8f11d25eIrfan Sheriff int maxnaps = (maxwait * 1000) / NAP_TIME; 70dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 71dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (maxnaps < 1) { 72dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project maxnaps = 1; 73dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 74dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 75dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while (maxnaps-- > 0) { 76b1723b68921512f26562384898b9600f8f11d25eIrfan Sheriff usleep(NAP_TIME * 1000); 77dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (property_get(name, value, NULL)) { 78dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (desired_value == NULL || 79dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project strcmp(value, desired_value) == 0) { 80dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 81dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 82dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 83dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 84dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; /* failure */ 85dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 86dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 87faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwaltstatic int fill_ip_info(const char *interface, 88faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt char *ipaddr, 89faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt char *gateway, 90faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt uint32_t *prefixLength, 91faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt char *dns1, 92faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt char *dns2, 93faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt char *server, 940fb8ec8e9a056cd219216b1f5724d289b50dc993Jeff Sharkey uint32_t *lease, 950fb8ec8e9a056cd219216b1f5724d289b50dc993Jeff Sharkey char *vendorInfo) 96dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 97dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char prop_name[PROPERTY_KEY_MAX]; 98dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char prop_value[PROPERTY_VALUE_MAX]; 9989f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff /* Interface name after converting p2p0-p2p0-X to p2p to reuse system properties */ 10089f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff char p2p_interface[MAX_INTERFACE_LENGTH]; 10189f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff 10289f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff get_p2p_interface_replacement(interface, p2p_interface); 103dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 10489f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff snprintf(prop_name, sizeof(prop_name), "%s.%s.ipaddress", DHCP_PROP_NAME_PREFIX, p2p_interface); 105faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt property_get(prop_name, ipaddr, NULL); 106faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt 10789f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff snprintf(prop_name, sizeof(prop_name), "%s.%s.gateway", DHCP_PROP_NAME_PREFIX, p2p_interface); 108faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt property_get(prop_name, gateway, NULL); 109faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt 11089f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff snprintf(prop_name, sizeof(prop_name), "%s.%s.server", DHCP_PROP_NAME_PREFIX, p2p_interface); 111bdaaec1ba0a7cf832ad7fe475a7c541ed9973e52Irfan Sheriff property_get(prop_name, server, NULL); 112bdaaec1ba0a7cf832ad7fe475a7c541ed9973e52Irfan Sheriff 113bdaaec1ba0a7cf832ad7fe475a7c541ed9973e52Irfan Sheriff //TODO: Handle IPv6 when we change system property usage 114bdaaec1ba0a7cf832ad7fe475a7c541ed9973e52Irfan Sheriff if (strcmp(gateway, "0.0.0.0") == 0) { 115bdaaec1ba0a7cf832ad7fe475a7c541ed9973e52Irfan Sheriff //DHCP server is our best bet as gateway 116bdaaec1ba0a7cf832ad7fe475a7c541ed9973e52Irfan Sheriff strncpy(gateway, server, PROPERTY_VALUE_MAX); 117bdaaec1ba0a7cf832ad7fe475a7c541ed9973e52Irfan Sheriff } 118bdaaec1ba0a7cf832ad7fe475a7c541ed9973e52Irfan Sheriff 11989f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff snprintf(prop_name, sizeof(prop_name), "%s.%s.mask", DHCP_PROP_NAME_PREFIX, p2p_interface); 120faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt if (property_get(prop_name, prop_value, NULL)) { 121faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt int p; 122faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt // this conversion is v4 only, but this dhcp client is v4 only anyway 123faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt in_addr_t mask = ntohl(inet_addr(prop_value)); 124faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt // Check netmask is a valid IP address. ntohl gives NONE response (all 1's) for 125faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt // non 255.255.255.255 inputs. if we get that value check if it is legit.. 126faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt if (mask == INADDR_NONE && strcmp(prop_value, "255.255.255.255") != 0) { 127faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt snprintf(errmsg, sizeof(errmsg), "DHCP gave invalid net mask %s", prop_value); 128faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt return -1; 129faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt } 130faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt for (p = 0; p < 32; p++) { 131faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt if (mask == 0) break; 132faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt // check for non-contiguous netmask, e.g., 255.254.255.0 133faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt if ((mask & 0x80000000) == 0) { 134faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt snprintf(errmsg, sizeof(errmsg), "DHCP gave invalid net mask %s", prop_value); 135faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt return -1; 136faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt } 137faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt mask = mask << 1; 138faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt } 139faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt *prefixLength = p; 140dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 14189f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff snprintf(prop_name, sizeof(prop_name), "%s.%s.dns1", DHCP_PROP_NAME_PREFIX, p2p_interface); 142faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt property_get(prop_name, dns1, NULL); 143faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt 14489f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff snprintf(prop_name, sizeof(prop_name), "%s.%s.dns2", DHCP_PROP_NAME_PREFIX, p2p_interface); 145faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt property_get(prop_name, dns2, NULL); 146faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt 14789f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff snprintf(prop_name, sizeof(prop_name), "%s.%s.leasetime", DHCP_PROP_NAME_PREFIX, p2p_interface); 148dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (property_get(prop_name, prop_value, NULL)) { 149dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project *lease = atol(prop_value); 150dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 1510fb8ec8e9a056cd219216b1f5724d289b50dc993Jeff Sharkey 15289f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff snprintf(prop_name, sizeof(prop_name), "%s.%s.vendorInfo", DHCP_PROP_NAME_PREFIX, 15389f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff p2p_interface); 1540fb8ec8e9a056cd219216b1f5724d289b50dc993Jeff Sharkey property_get(prop_name, vendorInfo, NULL); 1550fb8ec8e9a056cd219216b1f5724d289b50dc993Jeff Sharkey 156faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt return 0; 157dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 158dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1598c85a00db6da092ec3766facd49132fa4fc319a1Szymon Jakubczakstatic const char *ipaddr_to_string(in_addr_t addr) 1608c85a00db6da092ec3766facd49132fa4fc319a1Szymon Jakubczak{ 1618c85a00db6da092ec3766facd49132fa4fc319a1Szymon Jakubczak struct in_addr in_addr; 1628c85a00db6da092ec3766facd49132fa4fc319a1Szymon Jakubczak 1638c85a00db6da092ec3766facd49132fa4fc319a1Szymon Jakubczak in_addr.s_addr = addr; 1648c85a00db6da092ec3766facd49132fa4fc319a1Szymon Jakubczak return inet_ntoa(in_addr); 1658c85a00db6da092ec3766facd49132fa4fc319a1Szymon Jakubczak} 1668c85a00db6da092ec3766facd49132fa4fc319a1Szymon Jakubczak 167dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project/* 168dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * Start the dhcp client daemon, and wait for it to finish 169dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * configuring the interface. 17035c28608bf3dc31bab8cd6c2579739643e0145d8Irfan Sheriff * 17135c28608bf3dc31bab8cd6c2579739643e0145d8Irfan Sheriff * The device init.rc file needs a corresponding entry for this work. 17235c28608bf3dc31bab8cd6c2579739643e0145d8Irfan Sheriff * 17335c28608bf3dc31bab8cd6c2579739643e0145d8Irfan Sheriff * Example: 17462d6f7486323fd2bd27299940a28f3c6de73f65dDmitry Shmidt * service dhcpcd_<interface> /system/bin/dhcpcd -ABKL -f dhcpcd.conf 175dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project */ 176dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectint dhcp_do_request(const char *interface, 177faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt char *ipaddr, 178faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt char *gateway, 179faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt uint32_t *prefixLength, 180faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt char *dns1, 181faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt char *dns2, 182faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt char *server, 1830fb8ec8e9a056cd219216b1f5724d289b50dc993Jeff Sharkey uint32_t *lease, 1840fb8ec8e9a056cd219216b1f5724d289b50dc993Jeff Sharkey char *vendorInfo) 185dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 186dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char result_prop_name[PROPERTY_KEY_MAX]; 1879d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN char daemon_prop_name[PROPERTY_KEY_MAX]; 188dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char prop_value[PROPERTY_VALUE_MAX] = {'\0'}; 18962d6f7486323fd2bd27299940a28f3c6de73f65dDmitry Shmidt char daemon_cmd[PROPERTY_VALUE_MAX * 2 + sizeof(DHCP_CONFIG_PATH)]; 190dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const char *ctrl_prop = "ctl.start"; 191dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const char *desired_status = "running"; 19289f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff /* Interface name after converting p2p0-p2p0-X to p2p to reuse system properties */ 19389f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff char p2p_interface[MAX_INTERFACE_LENGTH]; 194a329b4296cab06ea0b6e95065d8eabb82d3fd76drepo sync 19589f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff get_p2p_interface_replacement(interface, p2p_interface); 196dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 197dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project snprintf(result_prop_name, sizeof(result_prop_name), "%s.%s.result", 198dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project DHCP_PROP_NAME_PREFIX, 19989f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff p2p_interface); 2009d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN 2019d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN snprintf(daemon_prop_name, sizeof(daemon_prop_name), "%s_%s", 2029d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN DAEMON_PROP_NAME, 20389f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff p2p_interface); 2049d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN 205dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project /* Erase any previous setting of the dhcp result property */ 206dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project property_set(result_prop_name, ""); 207dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 208dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project /* Start the daemon and wait until it's ready */ 2099363b7d5da7e17842432251384f8dc46902ac323Dmitry Shmidt if (property_get(HOSTNAME_PROP_NAME, prop_value, NULL) && (prop_value[0] != '\0')) 21062d6f7486323fd2bd27299940a28f3c6de73f65dDmitry Shmidt snprintf(daemon_cmd, sizeof(daemon_cmd), "%s_%s:-f %s -h %s %s", DAEMON_NAME, 21162d6f7486323fd2bd27299940a28f3c6de73f65dDmitry Shmidt p2p_interface, DHCP_CONFIG_PATH, prop_value, interface); 2129363b7d5da7e17842432251384f8dc46902ac323Dmitry Shmidt else 21362d6f7486323fd2bd27299940a28f3c6de73f65dDmitry Shmidt snprintf(daemon_cmd, sizeof(daemon_cmd), "%s_%s:-f %s %s", DAEMON_NAME, 21462d6f7486323fd2bd27299940a28f3c6de73f65dDmitry Shmidt DHCP_CONFIG_PATH, p2p_interface, interface); 2159363b7d5da7e17842432251384f8dc46902ac323Dmitry Shmidt memset(prop_value, '\0', PROPERTY_VALUE_MAX); 2169363b7d5da7e17842432251384f8dc46902ac323Dmitry Shmidt property_set(ctrl_prop, daemon_cmd); 2179d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN if (wait_for_property(daemon_prop_name, desired_status, 10) < 0) { 218dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project snprintf(errmsg, sizeof(errmsg), "%s", "Timed out waiting for dhcpcd to start"); 219dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 220dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 221dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 222dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project /* Wait for the daemon to return a result */ 223dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (wait_for_property(result_prop_name, NULL, 30) < 0) { 224dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project snprintf(errmsg, sizeof(errmsg), "%s", "Timed out waiting for DHCP to finish"); 225dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 226dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 227dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 228dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (!property_get(result_prop_name, prop_value, NULL)) { 229dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project /* shouldn't ever happen, given the success of wait_for_property() */ 230dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project snprintf(errmsg, sizeof(errmsg), "%s", "DHCP result property was not set"); 231dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 232dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 233dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (strcmp(prop_value, "ok") == 0) { 2348c85a00db6da092ec3766facd49132fa4fc319a1Szymon Jakubczak char dns_prop_name[PROPERTY_KEY_MAX]; 2350fb8ec8e9a056cd219216b1f5724d289b50dc993Jeff Sharkey if (fill_ip_info(interface, ipaddr, gateway, prefixLength, 2360fb8ec8e9a056cd219216b1f5724d289b50dc993Jeff Sharkey dns1, dns2, server, lease, vendorInfo) == -1) { 237faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt return -1; 238faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt } 239faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt 240faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt /* copy dns data to system properties - TODO - remove this after we have async 241faab26d542740f03cbe12e44f6af1f97e8e7c12eRobert Greenwalt * notification of renewal's */ 2428c85a00db6da092ec3766facd49132fa4fc319a1Szymon Jakubczak snprintf(dns_prop_name, sizeof(dns_prop_name), "net.%s.dns1", interface); 2438c85a00db6da092ec3766facd49132fa4fc319a1Szymon Jakubczak property_set(dns_prop_name, *dns1 ? ipaddr_to_string(*dns1) : ""); 2448c85a00db6da092ec3766facd49132fa4fc319a1Szymon Jakubczak snprintf(dns_prop_name, sizeof(dns_prop_name), "net.%s.dns2", interface); 2458c85a00db6da092ec3766facd49132fa4fc319a1Szymon Jakubczak property_set(dns_prop_name, *dns2 ? ipaddr_to_string(*dns2) : ""); 246dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 247dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 248dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project snprintf(errmsg, sizeof(errmsg), "DHCP result was %s", prop_value); 249dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 250dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 251dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 252dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 253dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project/** 254dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * Stop the DHCP client daemon. 255dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project */ 256dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectint dhcp_stop(const char *interface) 257dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 258dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char result_prop_name[PROPERTY_KEY_MAX]; 2599d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN char daemon_prop_name[PROPERTY_KEY_MAX]; 2609d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN char daemon_cmd[PROPERTY_VALUE_MAX * 2]; 261dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const char *ctrl_prop = "ctl.stop"; 262dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const char *desired_status = "stopped"; 263dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 26489f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff char p2p_interface[MAX_INTERFACE_LENGTH]; 265a329b4296cab06ea0b6e95065d8eabb82d3fd76drepo sync 26689f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff get_p2p_interface_replacement(interface, p2p_interface); 267a329b4296cab06ea0b6e95065d8eabb82d3fd76drepo sync 268dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project snprintf(result_prop_name, sizeof(result_prop_name), "%s.%s.result", 269dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project DHCP_PROP_NAME_PREFIX, 27089f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff p2p_interface); 2719d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN 2729d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN snprintf(daemon_prop_name, sizeof(daemon_prop_name), "%s_%s", 2739d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN DAEMON_PROP_NAME, 27489f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff p2p_interface); 2759d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN 27689f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff snprintf(daemon_cmd, sizeof(daemon_cmd), "%s_%s", DAEMON_NAME, p2p_interface); 2779d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN 278dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project /* Stop the daemon and wait until it's reported to be stopped */ 2799d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN property_set(ctrl_prop, daemon_cmd); 2809d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN if (wait_for_property(daemon_prop_name, desired_status, 5) < 0) { 281dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 282dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 283dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project property_set(result_prop_name, "failed"); 284dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 285dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 286dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 287dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project/** 288dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project * Release the current DHCP client lease. 289dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project */ 290dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectint dhcp_release_lease(const char *interface) 291dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 2929d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN char daemon_prop_name[PROPERTY_KEY_MAX]; 2939d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN char daemon_cmd[PROPERTY_VALUE_MAX * 2]; 294dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const char *ctrl_prop = "ctl.stop"; 295dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project const char *desired_status = "stopped"; 296dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 29789f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff char p2p_interface[MAX_INTERFACE_LENGTH]; 298a329b4296cab06ea0b6e95065d8eabb82d3fd76drepo sync 29989f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff get_p2p_interface_replacement(interface, p2p_interface); 300a329b4296cab06ea0b6e95065d8eabb82d3fd76drepo sync 3019d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN snprintf(daemon_prop_name, sizeof(daemon_prop_name), "%s_%s", 3029d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN DAEMON_PROP_NAME, 30389f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff p2p_interface); 3049d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN 30589f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff snprintf(daemon_cmd, sizeof(daemon_cmd), "%s_%s", DAEMON_NAME, p2p_interface); 3069d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN 307dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project /* Stop the daemon and wait until it's reported to be stopped */ 3089d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN property_set(ctrl_prop, daemon_cmd); 3099d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN if (wait_for_property(daemon_prop_name, desired_status, 5) < 0) { 310dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return -1; 311dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 312dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 313dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 314dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 315dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectchar *dhcp_get_errmsg() { 316dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return errmsg; 317dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 3189d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN 3199d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN/** 32035c28608bf3dc31bab8cd6c2579739643e0145d8Irfan Sheriff * The device init.rc file needs a corresponding entry. 32135c28608bf3dc31bab8cd6c2579739643e0145d8Irfan Sheriff * 32235c28608bf3dc31bab8cd6c2579739643e0145d8Irfan Sheriff * Example: 32335c28608bf3dc31bab8cd6c2579739643e0145d8Irfan Sheriff * service iprenew_<interface> /system/bin/dhcpcd -n 32435c28608bf3dc31bab8cd6c2579739643e0145d8Irfan Sheriff * 3259d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN */ 3269d157870345fa18ee7e639a85f6bcc4afb50c648TK MUNint dhcp_do_request_renew(const char *interface, 32789f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff char *ipaddr, 32889f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff char *gateway, 329ed21633a5e81f7bb9688da98bc9ea9b08b6bce20tk.mun uint32_t *prefixLength, 33089f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff char *dns1, 33189f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff char *dns2, 33289f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff char *server, 3330fb8ec8e9a056cd219216b1f5724d289b50dc993Jeff Sharkey uint32_t *lease, 3340fb8ec8e9a056cd219216b1f5724d289b50dc993Jeff Sharkey char *vendorInfo) 3359d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN{ 3369d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN char result_prop_name[PROPERTY_KEY_MAX]; 3379d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN char prop_value[PROPERTY_VALUE_MAX] = {'\0'}; 3389d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN char daemon_cmd[PROPERTY_VALUE_MAX * 2]; 3399d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN const char *ctrl_prop = "ctl.start"; 3409d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN 34189f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff char p2p_interface[MAX_INTERFACE_LENGTH]; 342a329b4296cab06ea0b6e95065d8eabb82d3fd76drepo sync 34389f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff get_p2p_interface_replacement(interface, p2p_interface); 344a329b4296cab06ea0b6e95065d8eabb82d3fd76drepo sync 3459d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN snprintf(result_prop_name, sizeof(result_prop_name), "%s.%s.result", 3469d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN DHCP_PROP_NAME_PREFIX, 34789f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff p2p_interface); 3489d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN 3499d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN /* Erase any previous setting of the dhcp result property */ 3509d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN property_set(result_prop_name, ""); 3519d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN 3529d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN /* Start the renew daemon and wait until it's ready */ 353a329b4296cab06ea0b6e95065d8eabb82d3fd76drepo sync snprintf(daemon_cmd, sizeof(daemon_cmd), "%s_%s:%s", DAEMON_NAME_RENEW, 35489f58cf827ecac8e67f5bcdb1dc7a9ed43e69cefIrfan Sheriff p2p_interface, interface); 3559d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN memset(prop_value, '\0', PROPERTY_VALUE_MAX); 3569d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN property_set(ctrl_prop, daemon_cmd); 3579d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN 3589d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN /* Wait for the daemon to return a result */ 3599d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN if (wait_for_property(result_prop_name, NULL, 30) < 0) { 3609d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN snprintf(errmsg, sizeof(errmsg), "%s", "Timed out waiting for DHCP Renew to finish"); 3619d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN return -1; 3629d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN } 3639d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN 3649d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN if (!property_get(result_prop_name, prop_value, NULL)) { 3659d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN /* shouldn't ever happen, given the success of wait_for_property() */ 3669d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN snprintf(errmsg, sizeof(errmsg), "%s", "DHCP Renew result property was not set"); 3679d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN return -1; 3689d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN } 3699d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN if (strcmp(prop_value, "ok") == 0) { 3700fb8ec8e9a056cd219216b1f5724d289b50dc993Jeff Sharkey fill_ip_info(interface, ipaddr, gateway, prefixLength, 3710fb8ec8e9a056cd219216b1f5724d289b50dc993Jeff Sharkey dns1, dns2, server, lease, vendorInfo); 3729d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN return 0; 3739d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN } else { 3749d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN snprintf(errmsg, sizeof(errmsg), "DHCP Renew result was %s", prop_value); 3759d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN return -1; 3769d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN } 3779d157870345fa18ee7e639a85f6bcc4afb50c648TK MUN} 378