deavmi/libtun
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libtun
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Code Issues Releases Activity

Throw exception on failure to create tun device

This commit is contained in:
Tristan B. Velloza Kildaire 2021-07-18 19:26:15 +02:00
parent 269f81904c
commit ca5634679c
1 changed files with 13 additions and 5 deletions
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18
source/libtun/adapter.d
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@ -4,7 +4,7 @@ extern (C) int ioctl(int fd, ulong request, void* data);
extern (C) int open(char* path, int flags); extern (C) int open(char* path, int flags);
import std.stdio; import std.stdio;
import core.stdc.stdio;
/** /**
* TUN maintenance routines in `test.c` * TUN maintenance routines in `test.c`
@ -22,10 +22,10 @@ public class TUNAdapter
private void init() private void init()
{ {
int tunFD = createTun(cast(char*)"dd", 1); int tunFD = createTun(cast(char*)"dd", 1);
writeln(tunFD); if(tunFD < 0)
writeln(); {
writeln(destroyTun(1)); throw new TUNException("Error creating tun device");
ioctl(0,0,cast(void*)0); }
} }
public void receive(byte[] buffer) public void receive(byte[] buffer)
@ -37,4 +37,12 @@ public class TUNAdapter
{ {
} }
}
public final class TUNException : Exception
{
this(string msg)
{
super(msg);
}
} }