public static void SplitServiceName(string service, out string name, out string type, out string domain)
{
int len = 1024;
IntPtr namePtr = Stdlib.malloc((ulong)len);
IntPtr typePtr = Stdlib.malloc((ulong)len);
IntPtr domainPtr = Stdlib.malloc((ulong)len);
int ret = avahi_service_name_split(Utility.StringToBytes(service), namePtr, len, typePtr, len,
domainPtr, len);
if (ret < 0)
{
Utility.Free(namePtr);
Utility.Free(typePtr);
Utility.Free(domainPtr);
name = null;
type = null;
domain = null;
return;
}
name = Utility.PtrToString(namePtr);
type = Utility.PtrToString(typePtr);
domain = Utility.PtrToString(domainPtr);
Utility.Free(namePtr);
Utility.Free(typePtr);
Utility.Free(domainPtr);
}
public static IntPtr AddressToPtr(IPAddress address)
{
IntPtr straddr = Utility.StringToPtr(address.ToString());
IntPtr addrPtr = Stdlib.malloc(32);
avahi_address_parse(straddr, Protocol.Unspecified, addrPtr);
Utility.Free(straddr);
return(addrPtr);
}
public static IPAddress PtrToAddress(IntPtr ptr)
{
IPAddress address = null;
if (ptr != IntPtr.Zero)
{
IntPtr buf = Stdlib.malloc(256);
IntPtr addrPtr = avahi_address_snprint(buf, 256, ptr);
address = IPAddress.Parse(Utility.PtrToString(addrPtr));
Utility.Free(addrPtr);
}
return(address);
}
private static IntPtr StringToPtr(string str)
{
if (str == null)
{
return(IntPtr.Zero);
}
byte[] bytes = Utility.StringToBytes(str);
IntPtr buf = Stdlib.malloc((uint)bytes.Length + 1);
Marshal.Copy(bytes, 0, buf, bytes.Length);
Marshal.WriteByte(buf, bytes.Length, 0);
return(buf);
}
private string GetDump()
{
if (FilePosition.FilePositionDumpSize <= 0)
{
return("internal error");
}
StringBuilder stringBuilder = new StringBuilder(FilePosition.FilePositionDumpSize + 1);
if (Stdlib.DumpFilePosition(stringBuilder, this.Handle, FilePosition.FilePositionDumpSize + 1) <= 0)
{
return("internal error dumping fpos_t");
}
return(stringBuilder.ToString());
}
public static string tmpnam()
{
string str;
object tmpnamLock = Stdlib.tmpnam_lock;
Monitor.Enter(tmpnamLock);
try
{
str = UnixMarshal.PtrToString(Stdlib.sys_tmpnam(null));
}
finally
{
Monitor.Exit(tmpnamLock);
}
return(str);
}
public static string strerror(Errno errnum)
{
string str;
int num = NativeConvert.FromErrno(errnum);
object strerrorLock = Stdlib.strerror_lock;
Monitor.Enter(strerrorLock);
try
{
str = UnixMarshal.PtrToString(Stdlib.sys_strerror(num));
}
finally
{
Monitor.Exit(strerrorLock);
}
return(str);
}
public static string JoinServiceName(string name, string type, string domain)
{
int len = 4 * (name.Length + type.Length + domain.Length) + 4;
IntPtr buf = Stdlib.malloc((ulong)len);
int ret = avahi_service_name_join(buf, len,
Utility.StringToBytes(name),
Utility.StringToBytes(type),
Utility.StringToBytes(domain));
if (ret < 0)
{
Utility.Free(buf);
return(null); // FIXME, should throw exception
}
string service = Utility.PtrToString(buf);
Utility.Free(buf);
return(service);
}
public static int snprintf(StringBuilder s, string message)
{
return(Stdlib.sys_snprintf(s, (ulong)s.Capacity, "%s", message));
}
public static unsafe int setvbuf(IntPtr stream, byte *buf, int mode, ulong size)
{
return(Stdlib.setvbuf(stream, (IntPtr)buf, mode, size));
}
public static int fprintf(IntPtr stream, string message)
{
return(Stdlib.sys_fprintf(stream, "%s", message));
}
public static unsafe ulong fwrite(void *ptr, ulong size, ulong nmemb, IntPtr stream)
{
return(Stdlib.fwrite((IntPtr)ptr, size, nmemb, stream));
}
public static int raise(RealTimeSignum rts)
{
return(Stdlib.sys_raise(NativeConvert.FromRealTimeSignum(rts)));
}
public static int raise(Signum sig)
{
return(Stdlib.sys_raise(NativeConvert.FromSignum(sig)));
}
public static int printf(string message)
{
return(Stdlib.sys_printf("%s", message));
}
public static int perror(string s)
{
return(Stdlib.perror(s, Marshal.GetLastWin32Error()));
}
public static string getenv(string name)
{
return(UnixMarshal.PtrToString(Stdlib.sys_getenv(name)));
}
public static ulong fwrite(byte[] ptr, IntPtr stream)
{
return(Stdlib.fwrite(ptr, (ulong)1, (ulong)((int)ptr.Length), stream));
}
static FilePosition()
{
FilePosition.FilePositionDumpSize = Stdlib.DumpFilePosition(null, new HandleRef(null, IntPtr.Zero), 0);
}
public static int fseek(IntPtr stream, long offset, SeekFlags origin)
{
return(Stdlib.sys_fseek(stream, offset, NativeConvert.FromSeekFlags(origin)));
}
public static unsafe int setbuf(IntPtr stream, byte *buf)
{
return(Stdlib.setbuf(stream, (IntPtr)buf));
}
public static int fsetpos(IntPtr stream, FilePosition pos)
{
return(Stdlib.sys_fsetpos(stream, pos.Handle));
}
public static void Free(IntPtr ptr)
{
Stdlib.free(ptr);
}
protected static void SetLastError(Errno error)
{
Stdlib.SetLastError(NativeConvert.FromErrno(error));
}
public void InvokeSignalHandler(int signum)
{
Stdlib.InvokeSignalHandler(signum, handler);
}
public static int SetSignalAction(Signum signal, SignalAction action)
{
return(Stdlib.SetSignalAction(NativeConvert.FromSignum(signal), action));
}
public static int SetSignalAction(RealTimeSignum rts, SignalAction action)
{
return(Stdlib.SetSignalAction(NativeConvert.FromRealTimeSignum(rts), action));
}
public static StringBuilder fgets(StringBuilder sb, IntPtr stream)
{
return(Stdlib.fgets(sb, sb.Capacity, stream));
}
