private static PRE_KEY KeyPtr2KeyStr(IntPtr keyPtr)
{
PRE_ptrKEY ptrKey = (PRE_ptrKEY)Marshal.PtrToStructure(keyPtr, typeof(PRE_ptrKEY));
PRE_PK pkey = (PRE_PK)Marshal.PtrToStructure(ptrKey.pk, typeof(PRE_PK));
PRE_SK skey = (PRE_SK)Marshal.PtrToStructure(ptrKey.sk, typeof(PRE_SK));
return(new PRE_KEY {
PK = pkey, SK = skey
});
}
private static IntPtr KeyStr2KeyPtr(PRE_KEY key)
{
PRE_ptrPK ptrPK = new PRE_ptrPK {
pk1 = Marshal.StringToHGlobalAnsi(key.PK.PK1), pk2 = Marshal.StringToHGlobalAnsi(key.PK.PK2)
};
IntPtr pPk = Marshal.AllocHGlobal(Marshal.SizeOf(ptrPK));
Marshal.StructureToPtr(ptrPK, pPk, true);
PRE_ptrSK ptrSK = new PRE_ptrSK {
x1 = Marshal.StringToHGlobalAnsi(key.SK.X1), x2 = Marshal.StringToHGlobalAnsi(key.SK.X2)
};
IntPtr pSk = Marshal.AllocHGlobal(Marshal.SizeOf(ptrSK));
Marshal.StructureToPtr(ptrSK, pSk, true);
PRE_ptrKEY keyPtr = new PRE_ptrKEY {
pk = pPk, sk = pSk
};
IntPtr pKey = Marshal.AllocHGlobal(Marshal.SizeOf(keyPtr));
Marshal.StructureToPtr(keyPtr, pKey, true);
return(pKey);
}
private static IntPtr GetSkPtrFromKey(IntPtr Keyptr)
{
PRE_ptrKEY pKey = (PRE_ptrKEY)Marshal.PtrToStructure(Keyptr, typeof(PRE_ptrKEY));
return(pKey.sk);
}
private static IntPtr KeyStr2KeyPtr( PRE_KEY key )
{
PRE_ptrPK ptrPK = new PRE_ptrPK { pk1 = Marshal.StringToHGlobalAnsi( key.PK.PK1 ) , pk2 = Marshal.StringToHGlobalAnsi( key.PK.PK2 ) };
IntPtr pPk = Marshal.AllocHGlobal( Marshal.SizeOf( ptrPK ) );
Marshal.StructureToPtr( ptrPK , pPk , true );
PRE_ptrSK ptrSK = new PRE_ptrSK { x1 = Marshal.StringToHGlobalAnsi( key.SK.X1 ) , x2 = Marshal.StringToHGlobalAnsi( key.SK.X2 ) };
IntPtr pSk = Marshal.AllocHGlobal( Marshal.SizeOf( ptrSK ) );
Marshal.StructureToPtr( ptrSK , pSk , true );
PRE_ptrKEY keyPtr = new PRE_ptrKEY { pk = pPk , sk = pSk };
IntPtr pKey = Marshal.AllocHGlobal( Marshal.SizeOf( keyPtr ) );
Marshal.StructureToPtr( keyPtr , pKey , true );
return pKey;
}