70 lines
2.9 KiB
C#
Executable File
70 lines
2.9 KiB
C#
Executable File
using System;
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using System.Runtime.InteropServices;
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using Dalamud.Game;
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using Dalamud.Game.ClientState.Objects.Types;
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namespace XivCommon.Functions {
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/// <summary>
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/// Class containing examine functions
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/// </summary>
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public class Examine {
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private static class Signatures {
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internal const string RequestCharacterInfo = "48 89 5C 24 ?? 57 48 83 EC 40 BA ?? ?? ?? ?? 48 8B D9 E8 ?? ?? ?? ?? 48 8B F8 48 85 C0 74 16";
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}
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private GameFunctions Functions { get; }
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private delegate long RequestCharInfoDelegate(IntPtr ptr);
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private RequestCharInfoDelegate? RequestCharacterInfo { get; }
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internal Examine(GameFunctions functions, SigScanner scanner) {
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this.Functions = functions;
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// got this by checking what accesses rciData below
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if (scanner.TryScanText(Signatures.RequestCharacterInfo, out var rciPtr, "Examine")) {
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this.RequestCharacterInfo = Marshal.GetDelegateForFunctionPointer<RequestCharInfoDelegate>(rciPtr);
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}
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}
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/// <summary>
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/// Opens the Examine window for the specified object.
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/// </summary>
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/// <param name="object">Object to open window for</param>
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/// <exception cref="InvalidOperationException">If the signature for this function could not be found</exception>
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public void OpenExamineWindow(GameObject @object) {
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this.OpenExamineWindow(@object.ObjectId);
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}
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/// <summary>
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/// Opens the Examine window for the object with the specified ID.
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/// </summary>
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/// <param name="objectId">Object ID to open window for</param>
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/// <exception cref="InvalidOperationException">If the signature for this function could not be found</exception>
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public unsafe void OpenExamineWindow(uint objectId) {
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if (this.RequestCharacterInfo == null) {
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throw new InvalidOperationException("Could not find signature for Examine function");
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}
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// NOTES LAST UPDATED: 5.55
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// offsets and stuff come from the beginning of case 0x2c (around line 621 in IDA)
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// if 29f8 ever changes, I'd just scan for it in old binary and find what it is in the new binary at the same spot
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// 40 55 53 57 41 54 41 55 41 56 48 8D 6C 24 ??
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var agentModule = (IntPtr) this.Functions.GetFramework()->GetUiModule()->GetAgentModule();
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var rciData = Marshal.ReadIntPtr(agentModule + 0x1A0);
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// offsets at sig E8 ?? ?? ?? ?? 33 C0 EB 4C
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// this is called at the end of the 2c case
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var raw = (uint*) rciData;
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*(raw + 10) = objectId;
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*(raw + 11) = objectId;
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*(raw + 12) = objectId;
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*(raw + 13) = 0xE0000000;
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*(raw + 311) = 0;
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this.RequestCharacterInfo(rciData);
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}
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}
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}
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