private static void WriteInput(List <VLSM.Branch> listBranches, VLSM.IPv4 rootIP)
{
Guides = "";
Guides += $"Root IP: {rootIP.ToDecimalString()}/{rootIP.Suffix}{Environment.NewLine}";
Guides += $"Branch";
Guides += branchesAmount <= 1 ? $": {Environment.NewLine}" :$"es (sorted descendant by hosts amount): {Environment.NewLine}";
foreach (Branch brch in listBranches)
{
Guides += $"{brch.Name}:{brch.HostsAmount}{Environment.NewLine}";
}
Guides += Environment.NewLine;
Guides += Environment.NewLine;
Guides += $"Using the \"AND BIT\" operator foreach bit couple of the subnet mask & root IP:{Environment.NewLine}";
Guides += $"Subnet mask: {rootIP.SubnetMask.ToBinaryString()}{Environment.NewLine}";
Guides += $@" Root IP: {rootIP.ToBinaryString()}{Environment.NewLine}";
Guides += $@" Net address: {rootIP.NetAddress.ToBinaryString()} ({rootIP.NetAddress.ToDecimalString()}/{rootIP.Suffix}){Environment.NewLine}";
}
private static void WriteNetAddressFormat(VLSM.IPv4 ip, VLSM_Units vlsm_units)
{
Guides += $"{Environment.NewLine}";
Guides += $@" Subnet format: ";
List <int> listBits = ip.ToBinaryList();
int startOctet = (32 - vlsm_units.BeforeHosts) / 8;
int endOctet = (32 - vlsm_units.AfterHosts - 1) / 8;
int startIndex = (32 - vlsm_units.BeforeHosts);
int endIndex = (32 - vlsm_units.AfterHosts - 1);
for (int i = 0; i < listBits.Count; ++i)
{
int currentOctetIndex = i / 8;
if (currentOctetIndex >= startOctet && currentOctetIndex <= endOctet)
{
if (i >= startIndex && i <= endIndex)
{
Guides += 'x';
}
else
{
Guides += $"{listBits[i]}";
}
}
else
{
if ((i + 1) % 8 == 0)
{
Guides += $"{Octet.ToDecimal(listBits.GetRange(i - 7, 8))}";
}
}
if ((i + 1) % 8 == 0)
{
if (i != 31)
{
Guides += '.';
}
}
}
Guides += $"/{ip.Suffix + vlsm_units.BorrowedBitsAmount}";
}
private static void WriteHostFormat(VLSM.IPv4 ip, VLSM_Units vlsm_units)
{
Guides += $"{Environment.NewLine}";
Guides += $@" Host format: ";
List <int> listBits = ip.ToBinaryList();
int hostOctetIndex = (32 - vlsm_units.AfterHosts) / 8;
for (int i = 0; i < 32; ++i)
{
if (i / 8 >= hostOctetIndex)
{
if (i >= 32 - vlsm_units.AfterHosts)
{
Guides += 'x';
}
else
{
Guides += listBits[i];
}
}
else
{
if (((i + 1) % 8) == 0)
{
Guides += Octet.ToDecimal(listBits.GetRange(i - 7, 8));
}
}
if (((i + 1) % 8) == 0)
{
if (i != 31)
{
Guides += ".";
}
}
}
Guides += $"/{ip.Suffix}";
}
public static List <VLSM__RESULT> GetQuickResult(List <VLSM.Branch> listBranches, VLSM.IPv4 rootIP)
{
branchesAmount = listBranches.Count;
WriteInput(listBranches, rootIP);
// Sắp xếp danh sách các chi nhánh giảm dần theo số Hosts
Branch.SortDescendantByHostsAmount(listBranches);
// List các mạng con được sinh ra
List <IPv4> listSubnets = new List <VLSM.IPv4>();
listSubnets.Add(rootIP);
// List kết quả
List <VLSM__RESULT> listResult = new List <VLSM__RESULT>();
// Duyệt từng chi nhánh từ đầu đến cuối (host giảm dần)
foreach (VLSM.Branch branch in listBranches)
{
Guides += $@"{Environment.NewLine}{Environment.NewLine}{Environment.NewLine}
————————————————————————————————————————————————————————————{Environment.NewLine}";
Guides += $@">>> {branch.Name} ({branch.HostsAmount}){Environment.NewLine}{Environment.NewLine}";
// Thêm một item kết quả
VLSM__RESULT item = GetResult(listSubnets, branch);
if (item == null)
{
return(null);
}
listResult.Add(item);
}
return(listResult);
}
