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even more violation checks....

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This commit is contained in:
defnotken
2026-01-05 15:39:18 -06:00
parent 9048b3bd87
commit d00df84ed6
1 changed files with 111 additions and 61 deletions
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172
LightlessSync/Services/DalamudUtilService.cs
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@@ -962,50 +962,68 @@ public class DalamudUtilService : IHostedService, IMediatorSubscriber
{
var gameObj = (GameObject*)address;
if (gameObj == null || gameObj->ObjectKind == 0)
if (gameObj == null)
return;
if (!IsGameObjectPresent(address))
if (!_objectTable.Any(o => o?.Address == address))
{
_logger.LogDebug("Character {name} at {addr} no longer present in object table", characterName, address.ToString("X"));
_logger.LogDebug("Character {name} at {addr} no longer in object table", characterName, address.ToString("X"));
return;
}
if (gameObj->ObjectKind == 0)
return;
var drawObj = gameObj->DrawObject;
bool isDrawing = false;
bool isDrawingChanged = false;
if ((nint)drawObj != IntPtr.Zero)
{
isDrawing = gameObj->RenderFlags == (VisibilityFlags)0b100000000000;
try
{
isDrawing = gameObj->RenderFlags == (VisibilityFlags)0b100000000000;
}
catch (AccessViolationException)
{
return;
}
if (!isDrawing)
{
var charBase = (CharacterBase*)drawObj;
if (charBase != null)
try
{
isDrawing = charBase->HasModelInSlotLoaded != 0;
if (!isDrawing)
var charBase = (CharacterBase*)drawObj;
if (charBase != null)
{
isDrawing = charBase->HasModelFilesInSlotLoaded != 0;
if (isDrawing && !string.Equals(_lastGlobalBlockPlayer, characterName, StringComparison.Ordinal)
&& !string.Equals(_lastGlobalBlockReason, "HasModelFilesInSlotLoaded", StringComparison.Ordinal))
isDrawing = charBase->HasModelInSlotLoaded != 0;
if (!isDrawing)
{
_lastGlobalBlockPlayer = characterName;
_lastGlobalBlockReason = "HasModelFilesInSlotLoaded";
isDrawingChanged = true;
}
}
else
{
if (!string.Equals(_lastGlobalBlockPlayer, characterName, StringComparison.Ordinal)
&& !string.Equals(_lastGlobalBlockReason, "HasModelInSlotLoaded", StringComparison.Ordinal))
{
_lastGlobalBlockPlayer = characterName;
_lastGlobalBlockReason = "HasModelInSlotLoaded";
isDrawingChanged = true;
isDrawing = charBase->HasModelFilesInSlotLoaded != 0;
if (isDrawing && !string.Equals(_lastGlobalBlockPlayer, characterName, StringComparison.Ordinal)
&& !string.Equals(_lastGlobalBlockReason, "HasModelFilesInSlotLoaded", StringComparison.Ordinal))
{
_lastGlobalBlockPlayer = characterName;
_lastGlobalBlockReason = "HasModelFilesInSlotLoaded";
isDrawingChanged = true;
}
}
else
{
if (!string.Equals(_lastGlobalBlockPlayer, characterName, StringComparison.Ordinal)
&& !string.Equals(_lastGlobalBlockReason, "HasModelInSlotLoaded", StringComparison.Ordinal))
{
_lastGlobalBlockPlayer = characterName;
_lastGlobalBlockReason = "HasModelInSlotLoaded";
isDrawingChanged = true;
}
}
}
}
catch (AccessViolationException)
{
return;
}
}
else
{
@@ -1028,7 +1046,11 @@ public class DalamudUtilService : IHostedService, IMediatorSubscriber
}
catch (AccessViolationException ex)
{
_logger.LogWarning(ex, "access violation checking character {name} at {addr}", characterName, address.ToString("X"));
_logger.LogDebug(ex, "Memory access violation checking character {name} at {addr}", characterName, address.ToString("X"));
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Unexpected error checking character {name} at {addr}", characterName, address.ToString("X"));
}
}
@@ -1057,51 +1079,79 @@ public class DalamudUtilService : IHostedService, IMediatorSubscriber
_actorObjectService.RefreshTrackedActors();
}
// CRITICAL: Capture snapshot once to prevent mid-iteration changes
var playerDescriptors = _actorObjectService.PlayerDescriptors;
for (var i = 0; i < playerDescriptors.Count; i++)
var descriptorCount = playerDescriptors.Count;
for (var i = 0; i < descriptorCount; i++)
{
var actor = playerDescriptors[i];
var playerAddress = actor.Address;
if (playerAddress == nint.Zero)
continue;
if (actor.ObjectIndex >= 200)
continue;
if (_blockedCharacterHandler.IsCharacterBlocked(playerAddress, actor.ObjectIndex, out bool firstTime) && firstTime)
try
{
_logger.LogTrace("Skipping character {addr}, blocked/muted", playerAddress.ToString("X"));
continue;
}
// Revalidate the count in case collection changed
if (i >= playerDescriptors.Count)
break;
if (!IsAnythingDrawing)
{
try
var actor = playerDescriptors[i];
var playerAddress = actor.Address;
if (playerAddress == nint.Zero)
continue;
if (actor.ObjectIndex >= 200)
continue;
if (_blockedCharacterHandler.IsCharacterBlocked(playerAddress, actor.ObjectIndex, out bool firstTime) && firstTime)
{
var gameObj = (GameObject*)playerAddress;
if (gameObj == null || gameObj->ObjectKind == 0)
{
continue;
}
var currentName = gameObj->NameString ?? string.Empty;
var charaName = string.IsNullOrEmpty(currentName) ? actor.Name : currentName;
CheckCharacterForDrawing(playerAddress, charaName);
if (IsAnythingDrawing)
break;
}
catch (AccessViolationException ex)
{
_logger.LogWarning(ex, "Memory access violation reading character at {addr}", playerAddress.ToString("X"));
_logger.LogTrace("Skipping character {addr}, blocked/muted", playerAddress.ToString("X"));
continue;
}
if (!IsAnythingDrawing)
{
// Wrap ALL pointer access in try-catch
try
{
var gameObj = (GameObject*)playerAddress;
if (gameObj == null || gameObj->ObjectKind == 0)
{
continue;
}
// Get name with protection - NameString internally dereferences pointers
string currentName;
try
{
currentName = gameObj->NameString ?? string.Empty;
}
catch (AccessViolationException)
{
currentName = string.Empty;
}
var charaName = string.IsNullOrEmpty(currentName) ? actor.Name : currentName;
CheckCharacterForDrawing(playerAddress, charaName);
if (IsAnythingDrawing)
break;
}
catch (AccessViolationException ex)
{
_logger.LogDebug(ex, "Access violation on GameObject pointer for actor {index} at {addr}", i, playerAddress.ToString("X"));
}
}
}
catch (AccessViolationException ex)
{
_logger.LogDebug(ex, "Access violation processing actor {index} - object likely destroyed", i);
}
catch (Exception ex)
{
_logger.LogWarning(ex, "Unexpected error processing actor {index}", i);
}
}
});
});
if (!IsAnythingDrawing && !string.IsNullOrEmpty(_lastGlobalBlockPlayer))
{