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df9976aef0
Patch from Dan Reed: DHCP options D-BUS API Exposes the DHCP options that a device receives to clients over D-BUS. * configure.in - A few cleanups * dhcpcd/client.h - Correct names, option length, and types for DHCP options * dhcpcd/dhcpcd.[ch] - Clarify function names that access DHCP options & data * src/NetworkManagerDHCP.c - Use new DHCP data access functions * src/NetworkManagerDbus.c - Message handler for DHCP functions * src/nm-dbus-dhcp.[ch] (new) - DHCP dbus methods * test/nm-dhcp-opt-test.c - Test DHCP D-BUS API and return all present DHCP options git-svn-id: http://svn-archive.gnome.org/svn/NetworkManager/trunk@444 4912f4e0-d625-0410-9fb7-b9a5a253dbdc
149 lines
4.1 KiB
C
149 lines
4.1 KiB
C
/*
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* dhcpcd - DHCP client daemon -
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* Copyright (C) 1996 - 1997 Yoichi Hariguchi <yoichi@fore.com>
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* Copyright (C) January, 1998 Sergei Viznyuk <sv@phystech.com>
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*
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* dhcpcd is an RFC2131 and RFC1541 compliant DHCP client daemon.
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*
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* This is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef DHCPCD_H
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#define DHCPCD_H
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#include <time.h>
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#define DHCP_DEFAULT_TIMEOUT 60
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#define DHCP_DEFAULT_LEASETIME 0xffffffff /* infinite lease time */
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#define DHCP_CLASS_ID_MAX_LEN 48
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#define DHCP_CLIENT_ID_MAX_LEN 48
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#define DHCP_HOSTNAME_MAX_LEN 64
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/* DHCP option and value (cf. RFC1533) */
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enum
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{
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padOption = 0,
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subnetMask = 1,
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timerOffset = 2,
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routersOnSubnet = 3,
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timeServer = 4,
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nameServer = 5,
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dns = 6,
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logServer = 7,
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cookieServer = 8,
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lprServer = 9,
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impressServer = 10,
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resourceLocationServer = 11,
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hostName = 12,
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bootFileSize = 13,
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meritDumpFile = 14,
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domainName = 15,
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swapServer = 16,
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rootPath = 17,
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extentionsPath = 18,
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IPforwarding = 19,
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nonLocalSourceRouting = 20,
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policyFilter = 21,
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maxDgramReasmSize = 22,
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defaultIPTTL = 23,
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pathMTUagingTimeout = 24,
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pathMTUplateauTable = 25,
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ifMTU = 26,
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allSubnetsLocal = 27,
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broadcastAddr = 28,
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performMaskDiscovery = 29,
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maskSupplier = 30,
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performRouterDiscovery = 31,
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routerSolicitationAddr = 32,
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staticRoute = 33,
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trailerEncapsulation = 34,
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arpCacheTimeout = 35,
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ethernetEncapsulation = 36,
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tcpDefaultTTL = 37,
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tcpKeepaliveInterval = 38,
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tcpKeepaliveGarbage = 39,
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nisDomainName = 40,
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nisServers = 41,
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ntpServers = 42,
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vendorSpecificInfo = 43,
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netBIOSnameServer = 44,
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netBIOSdgramDistServer = 45,
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netBIOSnodeType = 46,
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netBIOSscope = 47,
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xFontServer = 48,
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xDisplayManager = 49,
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dhcpRequestedIPaddr = 50,
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dhcpIPaddrLeaseTime = 51,
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dhcpOptionOverload = 52,
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dhcpMessageType = 53,
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dhcpServerIdentifier = 54,
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dhcpParamRequest = 55,
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dhcpMsg = 56,
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dhcpMaxMsgSize = 57,
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dhcpT1value = 58,
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dhcpT2value = 59,
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dhcpClassIdentifier = 60,
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dhcpClientIdentifier = 61,
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endOption = 255
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};
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typedef enum dhcp_option_type
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{
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DHCP_OPT_INVALID,
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DHCP_OPT_ADDRESS,
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DHCP_OPT_TIME,
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DHCP_OPT_STRING,
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DHCP_OPT_COUNT,
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DHCP_OPT_TOGGLE,
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DHCP_OPT_BLOB,
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DHCP_OPT_NUMBER,
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} dhcp_option_type;
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/* Return codes */
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#define RET_DHCP_ERROR 0
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#define RET_DHCP_ADDRESS_IN_USE 1
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#define RET_DHCP_TIMEOUT 2
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#define RET_DHCP_CEASED 3
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#define RET_DHCP_NAK 4
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#define RET_DHCP_SUCCESS 5
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#define RET_DHCP_BOUND 6
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typedef struct dhcp_client_options
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{
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unsigned char host_name[DHCP_HOSTNAME_MAX_LEN];
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unsigned char class_id[DHCP_CLASS_ID_MAX_LEN];
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unsigned char client_id[DHCP_CLIENT_ID_MAX_LEN];
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int do_rfc1541;
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int do_broadcast_response;
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time_t base_timeout;
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int do_checksum;
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int send_second_discover;
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int window;
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} dhcp_client_options;
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struct dhcp_interface *dhcp_interface_init (const char *if_name, dhcp_client_options *in_opts);
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void dhcp_interface_free (struct dhcp_interface *iface);
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void dhcp_interface_cease (struct dhcp_interface *iface);
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int dhcp_interface_option_present (struct dhcp_interface *iface, int val);
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int dhcp_interface_option_len (struct dhcp_interface *iface, int val);
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void *dhcp_interface_option_payload (struct dhcp_interface *iface, int val);
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int dhcp_option_record_len (int val);
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dhcp_option_type dhcp_option_record_type (int val);
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int dhcp_option_id_by_name (const char *name);
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const char * dhcp_option_name (int val);
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#endif
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