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Posted
7 hours ago, eressea said:

 

Yes, but don't forget to run both server and client without cliext protection enabled.

 

As for malformed crests it's not so easy to test (the easiest way I've found is by using patched engine.dll that just cripples the crest data enough before sending them to server) and it doesn't do anything wrong on the server itself (you even won't see any error message, server doesn't check what's in crest data, it just saves it and later sends it to other players) - it just crashes all clients that try to load the malformed crest as a texture via D3D (e.g. chars who see someone from that clan) - also it's easier to fix by patching the client d3ddrv.dll to not throw exception but ignore the texture error and leave crest white.

 

EDIT: Oh crap, I forgot this is about Vanganth IL, not GF - the skill enchant type error isn't present there (because there were no skill enchant types in C4 core, it's implemented in the extender). But the second bug with crests exists and can be fixed with this patched d3ddrv.dll (Interlude).

 

Thanks for you shares and insights !

Posted
3 hours ago, sepultribe said:

@eressea I am continuously amazed by your broad knowledge of things, not only coding, also networking and driver patching :) Thanks for being here and sharing it with us

 

d3ddrv.dll isn't driver, it's just rendering interface for Unreal Engine (it can also render via opengl or software renderer if I remember correctly, but NCsoft used only Direct3D interface)

Posted
22 hours ago, eressea said:

 

d3ddrv.dll isn't driver, it's just rendering interface for Unreal Engine (it can also render via opengl or software renderer if I remember correctly, but NCsoft used only Direct3D interface)

 

yes I didn't mean device driver, meant a "3d graphics API" driver, as even the filename implies (Direct3d driver). It's the exact version of the D3D library the developers of L2 targeted isnt't it? I have seen people call them drivers for the post dx8 versions of the dlls (d3dx9_xx/d3dx11_xx)

  • 3 weeks later...
Posted (edited)

Hello guys. I've got a question, in order to replace the DLL file that Pulentolento was talking about, what do i have to compile? Little help here, i'm new in L2OFF developing. Thanks guys. 

Edited by rutake
  • 2 weeks later...
Posted

first - you take cliext.dll, throw it in the trash, and never speak of it again cuz its a garbage dll which vanganth should be ashamed of creating

 

alternatively you set the MD5Checksum in IlExt.ini for your new dll

  • 2 weeks later...
Posted
On 2/15/2018 at 8:53 AM, Anarchy said:

first - you take cliext.dll, throw it in the trash, and never speak of it again cuz its a garbage dll which vanganth should be ashamed of creating

 

alternatively you set the MD5Checksum in IlExt.ini for your new dll

It's better than completely nothing.

But it's not good enough for decent server.

Posted
On 15.02.2018 at 5:53 PM, Anarchy said:

first - you take cliext.dll, throw it in the trash, and never speak of it again cuz its a garbage dll which vanganth should be ashamed of creating

 

alternatively you set the MD5Checksum in IlExt.ini for your new dll

It's not a trash, you're missing the point of this dll, first of all this dll isn't an anti bot, it's main goal was to extend l2 client functionality (example auto potions, new shots, custom packets, version control etc), the antibot was just an add-on (due to it's popularity it got cracked pretty fast, same as every single other anti bot engine). This dll is a mess (that's the word that describe it better) never had a time for refactoring it so there's a lot of chaotic/unused code, anyway it did it's job perfectly (with such low costs). @Anarchy feel free to fix it up and share your great results with community ;)

 

KeyGenerator engine has been made just for one customer so i know who leaked it, no hard feelings wish you best.

 

As i can see it's been almost half year since these sources were shared. How many public patches are there to fix it up ? I found just ONE fix in this thread (thx to eressea). That's pretty sad, it perfectly describes the community - everyone would like to take but so few would give. I don't remember adding any backdoor to the sources, that would be just unfair in my opinion. The thing that server crashes upon some circumstances means there's a bug that needs to be fixed, just it. So if it crashes for you just fix it, it's easy (you can find 90% of crash issues in LinError.txt, the other 10% can be fixed with windbg or other debugger attached to l2server), if you don't know how to fix it even with the extender source code then you shouldn't play with L2OFF platform.  If you want to you can always rent a developer with asm/c++ experience (+reverse engineering), pay him 45+$ per hour and he'll make you brand new extender (maybe with less amount of bugs) after ~1050 hours.

 

Wish you all the best, have a nice days!

 

Posted (edited)

I knew Vanganth for some time and he always delivered excellent results, his extender was very stable on those old days with more than 3000 online people and must say without restarts in weeks, maybe the code is a bit messy as he say but his logic is excellent. Thanks for the good times!

Edited by Nisker
  • 2 weeks later...
Posted
On 04/03/2018 at 4:46 PM, Vanganth said:

It's not a trash, you're missing the point of this dll, first of all this dll isn't an anti bot, it's main goal was to extend l2 client functionality (example auto potions, new shots, custom packets, version control etc), the antibot was just an add-on (due to it's popularity it got cracked pretty fast, same as every single other anti bot engine). This dll is a mess (that's the word that describe it better) never had a time for refactoring it so there's a lot of chaotic/unused code, anyway it did it's job perfectly (with such low costs). @Anarchy feel free to fix it up and share your great results with community ;)

 

KeyGenerator engine has been made just for one customer so i know who leaked it, no hard feelings wish you best.

 

As i can see it's been almost half year since these sources were shared. How many public patches are there to fix it up ? I found just ONE fix in this thread (thx to eressea). That's pretty sad, it perfectly describes the community - everyone would like to take but so few would give. I don't remember adding any backdoor to the sources, that would be just unfair in my opinion. The thing that server crashes upon some circumstances means there's a bug that needs to be fixed, just it. So if it crashes for you just fix it, it's easy (you can find 90% of crash issues in LinError.txt, the other 10% can be fixed with windbg or other debugger attached to l2server), if you don't know how to fix it even with the extender source code then you shouldn't play with L2OFF platform.  If you want to you can always rent a developer with asm/c++ experience (+reverse engineering), pay him 45+$ per hour and he'll make you brand new extender (maybe with less amount of bugs) after ~1050 hours.

 

Wish you all the best, have a nice days!

 

many envious will always look for defects in everything you do instead of doing something better so never stand out at all because they spend their time waiting for the other to fall to be on the same level.

  • 3 weeks later...
Posted

1>------ Build started: Project: KeyGenerator, Configuration: Release Win32 ------
2>------ Skipped Build: Project: NpcExt ------
2> 
1>Linking...
1>fatal error C1900: Il mismatch between 'P1' version '20060201' and 'P2' version '20050411'
1>LINK : fatal error LNK1257: code generation failed
1>Build log was saved at "file://c:\Users\victo\Downloads\Vanganth_Sources_ILExt\KeyGenerator\Release\BuildLog.htm"
1>KeyGenerator - 1 error(s), 0 warning(s)
3>------ Skipped Build: Project: IlExt ------
3> 
========== Build: 0 succeeded, 1 failed, 2 up-to-date, 2 skipped ==========

 

alguém sabe como resolver?

Posted
19 hours ago, victor33 said:

1>------ Build started: Project: KeyGenerator, Configuration: Release Win32 ------
2>------ Skipped Build: Project: NpcExt ------
2> 
1>Linking...
1>fatal error C1900: Il mismatch between 'P1' version '20060201' and 'P2' version '20050411'
1>LINK : fatal error LNK1257: code generation failed
1>Build log was saved at "file://c:\Users\victo\Downloads\Vanganth_Sources_ILExt\KeyGenerator\Release\BuildLog.htm"
1>KeyGenerator - 1 error(s), 0 warning(s)
3>------ Skipped Build: Project: IlExt ------
3> 
========== Build: 0 succeeded, 1 failed, 2 up-to-date, 2 skipped ==========

 

alguém sabe como resolver?

 

Did you try "Rebuild Solution"?

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