1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
|
#ifndef NET_H
#define NET_H
#include <stdbool.h>
#include <stddef.h>
#ifdef __cplusplus
extern "C"
{
#endif
enum net_domain
{
NET_DOMAIN_IPV4,
NET_DOMAIN_SERIAL
};
enum net_role
{
NET_ROLE_SERVER,
NET_ROLE_CLIENT
};
typedef void *net_peer;
struct net_event
{
void (*connected)(net_peer p, void *arg);
void (*disconnected)(net_peer p, void *arg);
void (*received)(net_peer p, const void *buf, size_t n, void *arg);
void *arg;
};
union net_connect
{
struct net_connect_common
{
enum net_domain domain;
struct net_event ev;
} common;
struct net_connect_ipv4
{
struct net_connect_common common;
const char *addr;
short port;
} ipv4;
struct net_connect_serial
{
struct net_connect_common common;
struct net_serial_cfg
{
const char *dev;
unsigned long baud;
bool hw_ctrl;
enum
{
NET_PARITY_NONE,
NET_PARITY_ODD,
NET_PARITY_EVEN
} parity;
} cfg;
} serial;
};
union net_server
{
struct net_server_common
{
enum net_domain domain;
unsigned max_players;
struct net_event ev;
} common;
struct net_server_ipv4
{
struct net_server_common common;
short port;
} ipv4;
struct net_server_serial
{
struct net_server_common common;
struct net_serial_cfg cfg;
} serial;
};
struct net_host;
int net_init(void);
void net_deinit(void);
int net_update(struct net_host *s);
bool net_available(enum net_domain d);
struct net_host *net_server(const union net_server *srv);
struct net_host *net_connect(const union net_connect *c);
int net_write(struct net_host *h, net_peer p, const void *buf, size_t n);
int net_set_event(struct net_host *h, const struct net_event *ev);
int net_close(struct net_host *s);
enum net_role net_role(const struct net_host *s);
const char *net_domain_str(enum net_domain d);
#ifdef __cplusplus
}
#endif
#endif /* NET_H */
|
