mirror of
https://github.com/albfan/miraclecast.git
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7c87510b34
Copy over recent changes to gdhcp from ConnMan. We should really start exporting sd-dhcp from libsystemd so we can finally drop this alltogether. Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
232 lines
7.4 KiB
C
232 lines
7.4 KiB
C
/*
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*
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* DHCP library with GLib integration
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*
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* Copyright (C) 2009-2013 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifndef __G_DHCP_H
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#define __G_DHCP_H
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#include <stdbool.h>
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#include <stdint.h>
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#include <arpa/inet.h>
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#include <glib.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* DHCP Client part*/
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struct _GDHCPClient;
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typedef struct _GDHCPClient GDHCPClient;
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typedef enum {
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G_DHCP_CLIENT_ERROR_NONE,
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G_DHCP_CLIENT_ERROR_INTERFACE_UNAVAILABLE,
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G_DHCP_CLIENT_ERROR_INTERFACE_IN_USE,
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G_DHCP_CLIENT_ERROR_INTERFACE_DOWN,
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G_DHCP_CLIENT_ERROR_NOMEM,
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G_DHCP_CLIENT_ERROR_INVALID_INDEX,
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G_DHCP_CLIENT_ERROR_INVALID_OPTION
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} GDHCPClientError;
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typedef enum {
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G_DHCP_CLIENT_EVENT_LEASE_AVAILABLE,
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G_DHCP_CLIENT_EVENT_IPV4LL_AVAILABLE,
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G_DHCP_CLIENT_EVENT_NO_LEASE,
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G_DHCP_CLIENT_EVENT_LEASE_LOST,
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G_DHCP_CLIENT_EVENT_IPV4LL_LOST,
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G_DHCP_CLIENT_EVENT_ADDRESS_CONFLICT,
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G_DHCP_CLIENT_EVENT_INFORMATION_REQ,
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G_DHCP_CLIENT_EVENT_SOLICITATION,
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G_DHCP_CLIENT_EVENT_ADVERTISE,
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G_DHCP_CLIENT_EVENT_REQUEST,
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G_DHCP_CLIENT_EVENT_RENEW,
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G_DHCP_CLIENT_EVENT_REBIND,
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G_DHCP_CLIENT_EVENT_RELEASE,
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G_DHCP_CLIENT_EVENT_CONFIRM,
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G_DHCP_CLIENT_EVENT_DECLINE,
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} GDHCPClientEvent;
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typedef enum {
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G_DHCP_IPV4,
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G_DHCP_IPV6,
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G_DHCP_IPV4LL,
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} GDHCPType;
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#define G_DHCP_SUBNET 0x01
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#define G_DHCP_ROUTER 0x03
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#define G_DHCP_TIME_SERVER 0x04
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#define G_DHCP_DNS_SERVER 0x06
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#define G_DHCP_DOMAIN_NAME 0x0f
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#define G_DHCP_HOST_NAME 0x0c
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#define G_DHCP_NTP_SERVER 0x2a
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#define G_DHCP_CLIENT_ID 0x3d
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#define G_DHCPV6_CLIENTID 1
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#define G_DHCPV6_SERVERID 2
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#define G_DHCPV6_IA_NA 3
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#define G_DHCPV6_IA_TA 4
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#define G_DHCPV6_IAADDR 5
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#define G_DHCPV6_ORO 6
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#define G_DHCPV6_PREFERENCE 7
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#define G_DHCPV6_ELAPSED_TIME 8
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#define G_DHCPV6_STATUS_CODE 13
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#define G_DHCPV6_RAPID_COMMIT 14
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#define G_DHCPV6_DNS_SERVERS 23
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#define G_DHCPV6_DOMAIN_LIST 24
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#define G_DHCPV6_IA_PD 25
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#define G_DHCPV6_IA_PREFIX 26
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#define G_DHCPV6_SNTP_SERVERS 31
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#define G_DHCPV6_ERROR_SUCCESS 0
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#define G_DHCPV6_ERROR_FAILURE 1
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#define G_DHCPV6_ERROR_NO_ADDR 2
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#define G_DHCPV6_ERROR_BINDING 3
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#define G_DHCPV6_ERROR_LINK 4
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#define G_DHCPV6_ERROR_MCAST 5
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#define G_DHCPV6_ERROR_NO_PREFIX 6
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typedef enum {
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G_DHCPV6_DUID_LLT = 1,
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G_DHCPV6_DUID_EN = 2,
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G_DHCPV6_DUID_LL = 3,
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} GDHCPDuidType;
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typedef struct {
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/*
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* Note that no field in this struct can be allocated
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* from heap or there will be a memory leak when the
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* struct is freed by client.c:remove_option_value()
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*/
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struct in6_addr prefix;
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unsigned char prefixlen;
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uint32_t preferred;
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uint32_t valid;
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time_t expire;
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} GDHCPIAPrefix;
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typedef void (*GDHCPClientEventFunc) (GDHCPClient *client, gpointer user_data);
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typedef void (*GDHCPDebugFunc)(const char *str, gpointer user_data);
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GDHCPClient *g_dhcp_client_new(GDHCPType type, int index,
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GDHCPClientError *error);
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int g_dhcp_client_start(GDHCPClient *client, const char *last_address);
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void g_dhcp_client_stop(GDHCPClient *client);
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GDHCPClient *g_dhcp_client_ref(GDHCPClient *client);
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void g_dhcp_client_unref(GDHCPClient *client);
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void g_dhcp_client_register_event(GDHCPClient *client,
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GDHCPClientEvent event,
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GDHCPClientEventFunc func,
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gpointer user_data);
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GDHCPClientError g_dhcp_client_set_request(GDHCPClient *client,
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unsigned int option_code);
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void g_dhcp_client_clear_requests(GDHCPClient *dhcp_client);
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void g_dhcp_client_clear_values(GDHCPClient *dhcp_client);
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GDHCPClientError g_dhcp_client_set_id(GDHCPClient *client);
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GDHCPClientError g_dhcp_client_set_send(GDHCPClient *client,
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unsigned char option_code,
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const char *option_value);
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char *g_dhcp_client_get_address(GDHCPClient *client);
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char *g_dhcp_client_get_netmask(GDHCPClient *client);
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GList *g_dhcp_client_get_option(GDHCPClient *client,
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unsigned char option_code);
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int g_dhcp_client_get_index(GDHCPClient *client);
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void g_dhcp_client_set_debug(GDHCPClient *client,
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GDHCPDebugFunc func, gpointer user_data);
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int g_dhcpv6_create_duid(GDHCPDuidType duid_type, int index, int type,
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unsigned char **duid, int *duid_len);
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int g_dhcpv6_client_set_duid(GDHCPClient *dhcp_client, unsigned char *duid,
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int duid_len);
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int g_dhcpv6_client_set_pd(GDHCPClient *dhcp_client, uint32_t *T1, uint32_t *T2,
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GSList *prefixes);
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GSList *g_dhcpv6_copy_prefixes(GSList *prefixes);
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gboolean g_dhcpv6_client_clear_send(GDHCPClient *dhcp_client, uint16_t code);
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void g_dhcpv6_client_set_send(GDHCPClient *dhcp_client, uint16_t option_code,
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uint8_t *option_value, uint16_t option_len);
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uint16_t g_dhcpv6_client_get_status(GDHCPClient *dhcp_client);
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int g_dhcpv6_client_set_oro(GDHCPClient *dhcp_client, int args, ...);
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void g_dhcpv6_client_create_iaid(GDHCPClient *dhcp_client, int index,
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unsigned char *iaid);
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int g_dhcpv6_client_get_timeouts(GDHCPClient *dhcp_client,
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uint32_t *T1, uint32_t *T2,
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time_t *started, time_t *expire);
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uint32_t g_dhcpv6_client_get_iaid(GDHCPClient *dhcp_client);
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void g_dhcpv6_client_set_iaid(GDHCPClient *dhcp_client, uint32_t iaid);
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int g_dhcpv6_client_set_ia(GDHCPClient *dhcp_client, int index,
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int code, uint32_t *T1, uint32_t *T2,
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bool add_addresses, const char *address);
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int g_dhcpv6_client_set_ias(GDHCPClient *dhcp_client, int index,
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int code, uint32_t *T1, uint32_t *T2,
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GSList *addresses);
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void g_dhcpv6_client_reset_request(GDHCPClient *dhcp_client);
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void g_dhcpv6_client_set_retransmit(GDHCPClient *dhcp_client);
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void g_dhcpv6_client_clear_retransmit(GDHCPClient *dhcp_client);
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/* DHCP Server */
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typedef enum {
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G_DHCP_SERVER_ERROR_NONE,
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G_DHCP_SERVER_ERROR_INTERFACE_UNAVAILABLE,
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G_DHCP_SERVER_ERROR_INTERFACE_IN_USE,
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G_DHCP_SERVER_ERROR_INTERFACE_DOWN,
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G_DHCP_SERVER_ERROR_NOMEM,
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G_DHCP_SERVER_ERROR_INVALID_INDEX,
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G_DHCP_SERVER_ERROR_INVALID_OPTION,
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G_DHCP_SERVER_ERROR_IP_ADDRESS_INVALID
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} GDHCPServerError;
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typedef void (*GDHCPSaveLeaseFunc) (unsigned char *mac,
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unsigned int nip, unsigned int expire);
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typedef void (*g_dhcp_event_fn) (const char *mac, const char *ip, void *data);
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struct _GDHCPServer;
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typedef struct _GDHCPServer GDHCPServer;
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GDHCPServer *g_dhcp_server_new(GDHCPType type,
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int ifindex, GDHCPServerError *error,
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g_dhcp_event_fn event_fn, void *fn_data);
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int g_dhcp_server_start(GDHCPServer *server);
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void g_dhcp_server_stop(GDHCPServer *server);
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GDHCPServer *g_dhcp_server_ref(GDHCPServer *server);
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void g_dhcp_server_unref(GDHCPServer *server);
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int g_dhcp_server_set_option(GDHCPServer *server,
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unsigned char option_code, const char *option_value);
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int g_dhcp_server_set_ip_range(GDHCPServer *server,
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const char *start_ip, const char *end_ip);
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void g_dhcp_server_set_debug(GDHCPServer *server,
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GDHCPDebugFunc func, gpointer user_data);
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void g_dhcp_server_set_lease_time(GDHCPServer *dhcp_server,
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unsigned int lease_time);
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void g_dhcp_server_set_save_lease(GDHCPServer *dhcp_server,
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GDHCPSaveLeaseFunc func, gpointer user_data);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __G_DHCP_H */
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