gdhcp: Add IPv4 Link-Local support
[platform/upstream/connman.git] / gdhcp / gdhcp.h
1 /*
2  *
3  *  DHCP library with GLib integration
4  *
5  *  Copyright (C) 2009-2010  Intel Corporation. All rights reserved.
6  *
7  *  This program is free software; you can redistribute it and/or modify
8  *  it under the terms of the GNU General Public License version 2 as
9  *  published by the Free Software Foundation.
10  *
11  *  This program is distributed in the hope that it will be useful,
12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *  GNU General Public License for more details.
15  *
16  *  You should have received a copy of the GNU General Public License
17  *  along with this program; if not, write to the Free Software
18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
19  *
20  */
21
22 #ifndef __G_DHCP_H
23 #define __G_DHCP_H
24
25 #include <glib.h>
26
27 #ifdef __cplusplus
28 extern "C" {
29 #endif
30
31 /* DHCP Client part*/
32 struct _GDHCPClient;
33
34 typedef struct _GDHCPClient GDHCPClient;
35
36 typedef enum {
37         G_DHCP_CLIENT_ERROR_NONE,
38         G_DHCP_CLIENT_ERROR_INTERFACE_UNAVAILABLE,
39         G_DHCP_CLIENT_ERROR_INTERFACE_IN_USE,
40         G_DHCP_CLIENT_ERROR_INTERFACE_DOWN,
41         G_DHCP_CLIENT_ERROR_NOMEM,
42         G_DHCP_CLIENT_ERROR_INVALID_INDEX,
43         G_DHCP_CLIENT_ERROR_INVALID_OPTION
44 } GDHCPClientError;
45
46 typedef enum {
47         G_DHCP_CLIENT_EVENT_LEASE_AVAILABLE,
48         G_DHCP_CLIENT_EVENT_IPV4LL_AVAILABLE,
49         G_DHCP_CLIENT_EVENT_NO_LEASE,
50         G_DHCP_CLIENT_EVENT_LEASE_LOST,
51         G_DHCP_CLIENT_EVENT_IPV4LL_LOST,
52         G_DHCP_CLIENT_EVENT_ADDRESS_CONFLICT,
53 } GDHCPClientEvent;
54
55 typedef enum {
56         G_DHCP_IPV4,
57         G_DHCP_IPV6,
58         G_DHCP_IPV4LL,
59 } GDHCPType;
60
61 #define G_DHCP_SUBNET           0x01
62 #define G_DHCP_ROUTER           0x03
63 #define G_DHCP_TIME_SERVER      0x04
64 #define G_DHCP_DNS_SERVER       0x06
65 #define G_DHCP_DOMAIN_NAME      0x0f
66 #define G_DHCP_HOST_NAME        0x0c
67 #define G_DHCP_NTP_SERVER       0x2a
68
69 typedef void (*GDHCPClientEventFunc) (GDHCPClient *client, gpointer user_data);
70
71 typedef void (*GDHCPDebugFunc)(const char *str, gpointer user_data);
72
73 GDHCPClient *g_dhcp_client_new(GDHCPType type, int index,
74                                                 GDHCPClientError *error);
75
76 int g_dhcp_client_start(GDHCPClient *client);
77 void g_dhcp_client_stop(GDHCPClient *client);
78
79 GDHCPClient *g_dhcp_client_ref(GDHCPClient *client);
80 void g_dhcp_client_unref(GDHCPClient *client);
81
82 void g_dhcp_client_register_event(GDHCPClient *client,
83                                         GDHCPClientEvent event,
84                                         GDHCPClientEventFunc func,
85                                         gpointer user_data);
86
87 GDHCPClientError g_dhcp_client_set_request(GDHCPClient *client,
88                                                 unsigned char option_code);
89 GDHCPClientError g_dhcp_client_set_send(GDHCPClient *client,
90                                                 unsigned char option_code,
91                                                 const char *option_value);
92
93 char *g_dhcp_client_get_address(GDHCPClient *client);
94 GList *g_dhcp_client_get_option(GDHCPClient *client,
95                                                 unsigned char option_code);
96 int g_dhcp_client_get_index(GDHCPClient *client);
97
98 void g_dhcp_client_set_debug(GDHCPClient *client,
99                                 GDHCPDebugFunc func, gpointer user_data);
100
101 /* DHCP Server */
102 typedef enum {
103         G_DHCP_SERVER_ERROR_NONE,
104         G_DHCP_SERVER_ERROR_INTERFACE_UNAVAILABLE,
105         G_DHCP_SERVER_ERROR_INTERFACE_IN_USE,
106         G_DHCP_SERVER_ERROR_INTERFACE_DOWN,
107         G_DHCP_SERVER_ERROR_NOMEM,
108         G_DHCP_SERVER_ERROR_INVALID_INDEX,
109         G_DHCP_SERVER_ERROR_INVALID_OPTION,
110         G_DHCP_SERVER_ERROR_IP_ADDRESS_INVALID
111 } GDHCPServerError;
112
113 typedef void (*GDHCPSaveLeaseFunc) (unsigned char *mac,
114                         unsigned int nip, unsigned int expire);
115 struct _GDHCPServer;
116
117 typedef struct _GDHCPServer GDHCPServer;
118
119 GDHCPServer *g_dhcp_server_new(GDHCPType type,
120                 int ifindex, GDHCPServerError *error);
121 int g_dhcp_server_start(GDHCPServer *server);
122 void g_dhcp_server_stop(GDHCPServer *server);
123
124 GDHCPServer *g_dhcp_server_ref(GDHCPServer *server);
125 void g_dhcp_server_unref(GDHCPServer *server);
126
127 int g_dhcp_server_set_option(GDHCPServer *server,
128                 unsigned char option_code, const char *option_value);
129 int g_dhcp_server_set_ip_range(GDHCPServer *server,
130                 const char *start_ip, const char *end_ip);
131 void g_dhcp_server_load_lease(GDHCPServer *dhcp_server, unsigned int expire,
132                                 unsigned char *mac, unsigned int lease_ip);
133 void g_dhcp_server_set_debug(GDHCPServer *server,
134                                 GDHCPDebugFunc func, gpointer user_data);
135 void g_dhcp_server_set_lease_time(GDHCPServer *dhcp_server,
136                                                 unsigned int lease_time);
137 void g_dhcp_server_set_save_lease(GDHCPServer *dhcp_server,
138                                 GDHCPSaveLeaseFunc func, gpointer user_data);
139 #ifdef __cplusplus
140 }
141 #endif
142
143 #endif /* __G_DHCP_H */