forked from nodejs/node-v0.x-archive
-
Notifications
You must be signed in to change notification settings - Fork 1
Expand file tree
/
Copy pathnode_net.h
More file actions
207 lines (159 loc) · 5.23 KB
/
node_net.h
File metadata and controls
207 lines (159 loc) · 5.23 KB
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
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
// Copyright 2009 Ryan Dahl <ry@tinyclouds.org>
#ifndef SRC_NET_H_
#define SRC_NET_H_
#include <node.h>
#include <node_events.h>
#include <v8.h>
#include <evcom.h>
namespace node {
class Server;
class Connection : public EventEmitter {
public:
static void Initialize(v8::Handle<v8::Object> target);
protected:
/* v8 interface */
static v8::Persistent<v8::FunctionTemplate> constructor_template;
static v8::Handle<v8::Value> New(const v8::Arguments& args);
static v8::Handle<v8::Value> Connect(const v8::Arguments& args);
static v8::Handle<v8::Value> Send(const v8::Arguments& args);
static v8::Handle<v8::Value> SendUtf8(const v8::Arguments& args);
static v8::Handle<v8::Value> Close(const v8::Arguments& args);
static v8::Handle<v8::Value> ForceClose(const v8::Arguments& args);
static v8::Handle<v8::Value> SetEncoding(const v8::Arguments& args);
static v8::Handle<v8::Value> ReadPause(const v8::Arguments& args);
static v8::Handle<v8::Value> ReadResume(const v8::Arguments& args);
static v8::Handle<v8::Value> SetTimeout(const v8::Arguments& args);
static v8::Handle<v8::Value> SetNoDelay(const v8::Arguments& args);
static v8::Handle<v8::Value> ReadyStateGetter(v8::Local<v8::String> _,
const v8::AccessorInfo& info);
static v8::Handle<v8::Value> FDGetter(v8::Local<v8::String> _,
const v8::AccessorInfo& info);
Connection() : EventEmitter() {
encoding_ = BINARY;
host_ = NULL;
port_ = NULL;
Init();
}
virtual ~Connection();
int Connect(struct sockaddr *address) {
return evcom_stream_connect(&stream_, address);
}
void Send(const char *buf, size_t len) {
evcom_stream_write(&stream_, buf, len);
}
void Close() {
evcom_stream_close(&stream_);
}
void ForceClose() {
evcom_stream_force_close(&stream_);
}
void ReadPause() {
evcom_stream_read_pause(&stream_);
}
void ReadResume() {
evcom_stream_read_resume(&stream_);
}
void SetTimeout(float timeout) {
evcom_stream_reset_timeout(&stream_, timeout);
}
void SetNoDelay(bool no_delay) {
evcom_stream_set_no_delay(&stream_, no_delay);
}
virtual void OnConnect();
virtual void OnReceive(const void *buf, size_t len);
virtual void OnEOF();
virtual void OnClose();
virtual void OnTimeout();
virtual void OnDrain();
v8::Local<v8::Object> GetProtocol();
enum evcom_stream_state ReadyState() {
return evcom_stream_state(&stream_);
}
enum encoding encoding_;
bool resolving_;
private:
/* liboi callbacks */
static void on_connect(evcom_stream *s) {
Connection *connection = static_cast<Connection*>(s->data);
connection->OnConnect();
}
static void on_read(evcom_stream *s, const void *buf, size_t len) {
Connection *connection = static_cast<Connection*>(s->data);
assert(connection->attached_);
if (len == 0)
connection->OnEOF();
else
connection->OnReceive(buf, len);
}
static void on_close(evcom_stream *s) {
Connection *connection = static_cast<Connection*>(s->data);
evcom_stream_detach(s);
assert(connection->stream_.recvfd < 0);
assert(connection->stream_.sendfd < 0);
connection->OnClose();
assert(connection->attached_);
connection->Detach();
}
static void on_timeout(evcom_stream *s) {
Connection *connection = static_cast<Connection*>(s->data);
connection->OnTimeout();
}
static void on_drain(evcom_stream *s) {
Connection *connection = static_cast<Connection*>(s->data);
connection->OnDrain();
}
void Init(); // constructor helper.
static int Resolve(eio_req *req);
static int AfterResolve(eio_req *req);
char *host_;
char *port_;
evcom_stream stream_;
friend class Server;
};
class Server : public EventEmitter {
public:
static void Initialize(v8::Handle<v8::Object> target);
protected:
static v8::Persistent<v8::FunctionTemplate> constructor_template;
static v8::Handle<v8::Value> New(const v8::Arguments& args);
static v8::Handle<v8::Value> Listen(const v8::Arguments& args);
static v8::Handle<v8::Value> Close(const v8::Arguments& args);
Server() : EventEmitter() {
evcom_server_init(&server_);
server_.on_connection = Server::on_connection;
server_.on_close = Server::on_close;
server_.data = this;
}
virtual ~Server() {
assert(server_.fd >= 0);
}
int Listen(struct sockaddr *address, int backlog) {
int r = evcom_server_listen(&server_, address, backlog);
if (r != 0) return r;
evcom_server_attach(EV_DEFAULT_ &server_);
Attach();
return 0;
}
void Close() {
evcom_server_close(&server_);
}
virtual v8::Handle<v8::FunctionTemplate> GetConnectionTemplate();
virtual Connection* UnwrapConnection(v8::Local<v8::Object> connection);
private:
Connection* OnConnection(struct sockaddr *addr);
static evcom_stream* on_connection(evcom_server *s, struct sockaddr *addr) {
Server *server = static_cast<Server*>(s->data);
Connection *connection = server->OnConnection(addr);
return &connection->stream_;
}
void OnClose(int errorno);
static void on_close(evcom_server *s) {
Server *server = static_cast<Server*>(s->data);
evcom_server_detach(s);
server->OnClose(s->errorno);
server->Detach();
}
evcom_server server_;
};
} // namespace node
#endif // SRC_NET_H_