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
|
#if 0
%
% (c) The GRASP/AQUA Project, Glasgow University, 1998
%
\subsection[socketOpt.lc]{Setting/Getting socket opts}
\begin{code}
#endif
#define NON_POSIX_SOURCE
#include "Rts.h"
#include "ghcSockets.h"
#include "stgio.h"
StgInt
getSocketOption__ (StgInt fd, StgInt opt, StgInt level)
{
int optval, sz_optval, rc;
sz_optval = sizeof(int);
while ( (rc = getsockopt((int)fd, level, opt, &optval, &sz_optval)) < 0 ) {
if (errno != EINTR) {
cvtErrno();
stdErrno();
return -1;
}
}
return optval;
}
StgInt
setSocketOption__ (StgInt fd, StgInt opt, StgInt level, StgInt val)
{
int optval, rc;
optval = val;
while ( (rc = setsockopt((int)fd, level, opt, &optval, sizeof(optval))) < 0 ) {
if (errno != EINTR) {
cvtErrno();
stdErrno();
return -1;
}
}
return 0;
}
|
