IP2Region.Net

IP2Region c# xdb client

Installation

Install the package with NuGet

Install-Package IP2Region.Net

Usage

using IP2Region.Net.XDB;

//use default db and cache whole xdb file
Searcher searcher = new Searcher();
searcher.Search("ipaddress value");

/*
 * custom cache policy and xdb file path
 * CachePolicy.Content default cache policy , cache whole xdb file , thread safe
 * CachePolicy.VectorIndex cache vector index , reduce the number of IO operations , not thread safe!
 * CachePolicy.File no cache , not thread safe!
 */
Searcher searcher = new Searcher(CachePolicy.File, "your xdb file path");

ASP.NET Core Usage

services.AddSingleton<ISearcher,Searcher>();

Performance


BenchmarkDotNet=v0.13.2, OS=Windows 11 (10.0.22000.856/21H2)
AMD Ryzen 5 3550H with Radeon Vega Mobile Gfx, 1 CPU, 8 logical and 4 physical cores
.NET SDK=6.0.400
  [Host]     : .NET 6.0.8 (6.0.822.36306), X64 RyuJIT AVX2
  DefaultJob : .NET 6.0.8 (6.0.822.36306), X64 RyuJIT AVX2

Method	Mean	Error	StdDev
CachePolicy_Content	224.6 ns	4.44 ns	7.41 ns
CachePolicy_VectorIndex	11,648.4 ns	231.98 ns	457.91 ns

Contributing

Pull requests are welcome. For major changes, please open an issue first to discuss what you would like to change.

Please make sure to update tests as appropriate.

License

Apache License 2.0

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