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
|
/* Speeraddr.c: this function gets the name of the peer */
#include <stdio.h>
#include "sockets.h"
/* ---------------------------------------------------------------------
* Definitions:
*/
#define PEERBUF 65
/* --------------------------------------------------------------------- */
/* Speeraddr: get peer IP address */
#ifdef __PROTOTYPE__
unsigned long Speeraddr(Socket *skt)
#else
unsigned long Speeraddr(skt)
Socket *skt;
#endif
{
unsigned long ret;
static struct sockaddr sktname;
static int namelen = sizeof(struct sockaddr);
if(getpeername(skt->skt,&sktname,&namelen) == -1) {
ret= 0;
}
else {
union {
unsigned char byte[4];
unsigned long i;
} u;
u.byte[0] = sktname.sa_data[2];
u.byte[1] = sktname.sa_data[3];
u.byte[2] = sktname.sa_data[4];
u.byte[3] = sktname.sa_data[5];
ret = u.i;
}
return ret;
}
/* ===================================================================== */
#ifdef DEBUG_TEST
/* main: test routine begins here... */
int main(int argc,char **argv)
{
Socket *srvr = NULL;
Socket *skt = NULL;
rdcolor(); /* initialize color names (GREEN, RED, etc.) */
srvr= Sopen("GetPeerTest","S");
if(!srvr) error(XTDIO_ERROR,"unable to open <GetPeerTest> server\n");
skt = Saccept(srvr);
printf("client<%s> accepted, peer is %lu\n",Sprtskt(skt),Speeraddr(skt));
Sclose(skt);
Sclose(srvr);
return 0;
}
#endif /* DEBUG_TEST */
/* =====================================================================
* vim: ts=4
*/
|
