15 API reference 21
15.1 Data types ........................................ 21
15.1.1 Netbufs ...................................... 21
15.2 Buffer functions ...................................... 21
15.2.1 netbuf
new() ................................... 21
15.2.2 netbuf
delete() .................................. 21
15.2.3 netbuf
alloc() ................................... 22
15.2.4 netbuf
free() ................................... 22
15.2.5 netbuf
ref() .................................... 22
15.2.6 netbuf
len() .................................... 23
15.2.7 netbuf
data() ................................... 23
15.2.8 netbuf
next() ................................... 23
15.2.9 netbuf
first() ................................... 24
15.2.10 netbuf
copy() ................................... 24
15.2.11 netbuf
chain() .................................. 24
15.2.12 netbuf
fromaddr() ................................ 24
15.2.13 netbuf
fromport() ................................ 25
16 Network connection functions 25
16.0.14 netconn
new() .................................. 25
16.0.15 netconn
delete() ................................. 25
16.0.16 netconn
type() .................................. 25
16.0.17 netconn
peer() .................................. 25
16.0.18 netconn
addr() .................................. 26
16.0.19 netconn
bind() .................................. 26
16.0.20 netconn
connect() ................................ 26
16.0.21 netconn
listen() .................................. 26
16.0.22 netconn
accept() ................................. 26
16.0.23 netconn
recv() .................................. 27
16.0.24 netconn
write() .................................. 28
16.0.25 netconn
send() .................................. 29
16.0.26 netconn
close() .................................. 30
17 BSD socket library 30
17.1 The representation of a socket .............................. 30
17.2 Allocating a socket .................................... 30
17.2.1 The socket() call ................................ 30
17.3 Connection setup ..................................... 31
17.3.1 The bind() call ................................. 31
17.3.2 The connect() call ............................... 31
17.3.3 The listen() call ................................ 32
17.3.4 The accept() call ................................ 32
17.4 Sending and receiving data ............................... 33
17.4.1 The send() call ................................. 33
17.4.2 The sendto() and sendmsg() calls ....................... 34
17.4.3 The write() call ................................. 34
17.4.4 The recv() and read() calls .......................... 35
17.4.5 The recvfrom() and recvmsg() calls ..................... 36
18 Code examples 36
18.1 Using the API ...................................... 36
18.2 Directly interfacing the stack .............................. 39
Bibliography 41
