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Bindings for C, C#, Golang (#124)

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* FFI bindings

Generate C FFI as well as C# FFI

Signed-off-by: Anand Krishnamoorthi <anakrish@microsoft.com>

* Regorus C binding

Signed-off-by: Anand Krishnamoorthi <anakrish@microsoft.com>

* C# binding

Signed-off-by: Anand Krishnamoorthi <anakrish@microsoft.com>

* Golang binding

Signed-off-by: Anand Krishnamoorthi <anakrish@microsoft.com>

---------

Signed-off-by: Anand Krishnamoorthi <anakrish@microsoft.com>
This commit is contained in:
Anand Krishnamoorthi
2024-02-04 19:50:44 -08:00
committed by GitHub
parent 25b1ffe6d7
commit 22260ac46f
17 changed files with 1272 additions and 0 deletions
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51
bindings/csharp/Program.cs Normal file
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using System.Diagnostics;
long nanosecPerTick = (1000L*1000L*1000L) / Stopwatch.Frequency;
var w = new Stopwatch();
// Force load of modules.
{
var _e = new Regorus.Engine();
var _j = System.Text.Json.JsonDocument.Parse("{}");
}
w.Restart();
var engine = new Regorus.Engine();
w.Stop();
var newEngineTicks = w.ElapsedTicks;
w.Restart();
// Load policies and data.
engine.AddPolicyFromFile("../../tests/aci/framework.rego");
engine.AddPolicyFromFile("../../tests/aci/api.rego");
engine.AddPolicyFromFile("../../tests/aci/policy.rego");
engine.AddDataFromJsonFile("../../tests/aci/data.json");
w.Stop();
var loadPoliciesTicks = w.ElapsedTicks;
w.Restart();
// Set input and eval query.
engine.SetInputFromJsonFile("../../tests/aci/input.json");
var results = engine.EvalQuery("data.framework.mount_overlay = x");
var resultsDoc = System.Text.Json.JsonDocument.Parse(results);
w.Stop();
var evalTicks = w.ElapsedTicks;
Console.WriteLine("{0}", results);
Console.WriteLine("Engine creation took {0} msecs", (newEngineTicks*nanosecPerTick)/(1000.0*1000.0));
Console.WriteLine("Load policies and data took {0} msecs", (loadPoliciesTicks*nanosecPerTick)/(1000.0*1000.0));
Console.WriteLine("EvalQuery took {0} msecs", (evalTicks*nanosecPerTick)/(1000.0*1000.0));