// Implements RopPassCallBack
public RopPassCallBack.Ret PassCallBack(RopHandle ffi, object ctx, RopHandle key, RopHandle pgpCtx, RopHandle buf, int bufLen)
{
if (passProvider != null)
{
// create new Session and Key handlers
RopSession ropSes = null;
RopKey ropKey = null;
try {
if (own.TryGetTarget(out RopBind bind))
{
ropSes = (!ffi.IsNull()? new RopSession(bind, ffi) : null);
ropKey = (!key.IsNull()? new RopKey(bind, key) : null);
SessionPassCallBack.Ret scbRet = passProvider.PassCallBack(ropSes, ctx, ropKey, RopHandle.Str(pgpCtx), bufLen);
return(new RopPassCallBack.Ret(scbRet.ret, scbRet.outBuf));
}
throw new RopError(RopBind.ROP_ERROR_INTERNAL);
} catch (RopError) {
} finally {
if (ropSes != null)
{
ropSes.Detach();
}
if (ropKey != null)
{
ropKey.Detach();
}
}
}
return(new RopPassCallBack.Ret(false, null));
}
public void export_autocrypt(RopKey subkey, string uid, RopOutput output)
{
RopHandle subk = (subkey != null? subkey.getHandle() : RopHandle.Null);
RopHandle outp = (output != null? output.getHandle() : RopHandle.Null);
int ret = (int)lib.rnp_key_export_autocrypt(kid, subk, uid, outp, 0);
Util.Return(ret);
}
public RopSignSignature add_signature(RopKey key)
{
int ret = (int)lib.rnp_op_encrypt_add_signature(opid, key != null? key.getHandle() : null, out RopHandle hnd);
if (own.TryGetTarget(out RopBind bind))
{
return(new RopSignSignature(bind, Util.PopHandle(lib, hnd, ret)));
}
throw new RopError(RopBind.ROP_ERROR_INTERNAL);
}
private RopKey PutKey(RopHandle keyHnd, int tag = 0)
{
if (own.TryGetTarget(out RopBind bind))
{
RopKey key = new RopKey(bind, keyHnd);
bind.PutObj(key, tag);
return(key);
}
throw new RopError(RopBind.ROP_ERROR_INTERNAL);
}
public String request_password(RopKey key, object context)
{
RopHandle hkey = (key != null? key.getHandle() : RopHandle.Null);
int ret = (int)lib.rnp_request_password(sid, hkey, context, out RopHandle ps);
RopHandle psw = Util.PopHandle(lib, ps, ret);
String spsw = RopHandle.Str(psw);
psw.ClearMemory();
lib.rnp_buffer_destroy(psw);
return(spsw);
}
public RopKey get_key(int tag = 0)
{
int ret = (int)lib.rnp_op_generate_get_key(opid, out RopHandle hnd);
if (own.TryGetTarget(out RopBind bind))
{
RopKey uid = new RopKey(bind, Util.PopHandle(lib, hnd, ret));
bind.PutObj(uid, tag);
return(uid);
}
throw new RopError(RopBind.ROP_ERROR_INTERNAL);
}
public RopKey get_subkey_at(int idx, int tag = 0)
{
int ret = (int)lib.rnp_key_get_subkey_at(kid, (uint)idx, out RopHandle hnd);
if (own.TryGetTarget(out RopBind bind))
{
RopKey key = new RopKey(bind, Util.PopHandle(lib, hnd, ret));
bind.PutObj(key, tag);
return(key);
}
throw new RopError(RopBind.ROP_ERROR_INTERNAL);
}
public RopKey get_key(int tag = 0)
{
int ret = (int)lib.rnp_op_verify_signature_get_key(sgid, out RopHandle hnd);
if (own.TryGetTarget(out RopBind bind))
{
RopKey key = new RopKey(bind, Util.PopHandle(lib, hnd, ret));
bind.PutObj(key, tag);
return(key);
}
throw new RopError(RopBind.ROP_ERROR_INTERNAL);
}
public RopOpGenerate op_generate_create(string keyAlg, RopKey primary = null, int tag = 0)
{
int ret;
RopHandle op = null;
if (primary == null)
{
ret = (int)lib.rnp_op_generate_create(out op, sid, keyAlg);
}
else
{
ret = (int)lib.rnp_op_generate_subkey_create(out op, sid, primary != null? primary.getHandle() : RopHandle.Null, keyAlg);
}
if (own.TryGetTarget(out RopBind bind))
{
RopOpGenerate opg = new RopOpGenerate(bind, Util.PopHandle(lib, op, ret));
bind.PutObj(opg, tag);
return(opg);
}
throw new RopError(RopBind.ROP_ERROR_INTERNAL);
}
// API
public void add_recipient(RopKey key)
{
int ret = (int)lib.rnp_op_encrypt_add_recipient(opid, key != null? key.getHandle() : null);
Util.Return(ret);
}