int WatchOverRepo(IntPtr h, string p, string t)
{
// this is a C# expansion of Egal.WatchOverRepo
int res;
IntPtr prefix = Egal.ccn_charbuf_create();
IntPtr topo = Egal.ccn_charbuf_create();
Egal.ccn_name_init(prefix);
Egal.ccn_name_init(topo);
res = Egal.ccn_name_from_uri(prefix, p);
if (res < 0)
{
print("Prefix not right");
return(res);
}
res = Egal.ccn_name_from_uri(topo, t);
if (res < 0)
{
print("Topo not right");
return(res);
}
int timeout = TIMEOUT;
if (timeout < -1)
{
print("Timeout cannot be less than -1");
return(-1);
}
timeout *= 1000;
IntPtr slice = Egal.ccns_slice_create();
Egal.ccns_slice_set_topo_prefix(slice, topo, prefix);
IntPtr ccns = Egal.ccns_open(h, slice, WatchCallback, IntPtr.Zero, IntPtr.Zero);
// ccns_close(&ccns, NULL, NULL);
Egal.ccns_slice_destroy(ref slice);
return(res);
}
int WriteSlice(IntPtr h, System.String p, System.String t)
{
// this is a C# expansion of Egal.WriteSlice
int res;
IntPtr prefix = Egal.ccn_charbuf_create();
IntPtr topo = Egal.ccn_charbuf_create();
Egal.ccn_name_init(prefix);
Egal.ccn_name_init(topo);
res = Egal.ccn_name_from_uri(prefix, p);
if (res < 0)
{
print("Prefix not right");
return(res);
}
res = Egal.ccn_name_from_uri(topo, t);
if (res < 0)
{
print("Topo not right");
return(res);
}
int timeout = TIMEOUT;
if (timeout < -1)
{
print("Timeout cannot be less than -1");
return(-1);
}
timeout *= 1000;
IntPtr slice = Egal.ccns_slice_create();
Egal.ccns_slice_set_topo_prefix(slice, topo, prefix);
res = Egal.ccns_write_slice(h, slice, prefix);
Egal.ccns_slice_destroy(ref slice); // after this, slice == 0
return(res);
}
void WriteToRepo(IntPtr h, System.String name, System.String content)
{
print("Writing " + name + " to repo: " + content);
int res;
IntPtr cb = Egal.ccn_charbuf_create();
IntPtr nm = Egal.ccn_charbuf_create();
IntPtr cmd = Egal.ccn_charbuf_create();
Egal.ccn_name_from_uri(nm, name);
Egal.ccn_create_version(h, nm, VersioningFlags.CCN_V_NOW, 0, 0);
NormalStruct Data = new NormalStruct(nm, cb, h, content.Length, content);
IntPtr pData = Marshal.AllocHGlobal(Marshal.SizeOf(Data));
Marshal.StructureToPtr(Data, pData, true);
IntPtr template = Egal.SyncGenInterest(IntPtr.Zero, 1, 4, -1, -1, IntPtr.Zero);
Egal.ccn_closure Action = new Egal.ccn_closure(WriteCallback, pData, 0);
IntPtr pnt = Marshal.AllocHGlobal(Marshal.SizeOf(Action));
Marshal.StructureToPtr(Action, pnt, true);
res = Egal.ccn_set_interest_filter(h, nm, pnt); // listen: interest
res = Egal.ccn_charbuf_append_charbuf(cmd, nm);
res = Egal.ccn_name_from_uri(cmd, "%C1.R.sw");
Egal.ccn_name_append_nonce(cmd);
counter_for_run++;
res = Egal.ccn_set_run_timeout(h, 0);
Egal.ccn_express_interest(h, cmd, pnt, template); // express interest
counter_for_run--;
return;
}
int RegisterInterestFilter(IntPtr h, string name)
{
int res = 0;
IntPtr nm = Egal.ccn_charbuf_create();
res = Egal.ccn_name_from_uri(nm, name);
if (res < 0)
{
return(res);
}
NormalStruct State = new NormalStruct(nm, IntPtr.Zero, h, 0, "");
IntPtr pState = Marshal.AllocHGlobal(Marshal.SizeOf(State));
Marshal.StructureToPtr(State, pState, true);
Egal.ccn_closure Action = new Egal.ccn_closure(PublishState, pState, 0);
IntPtr pAction = Marshal.AllocHGlobal(Marshal.SizeOf(Action));
Marshal.StructureToPtr(Action, pAction, true);
res = Egal.ccn_set_interest_filter(h, nm, pAction);
return(res);
}