Re: [Boost-users] [interprocess] and mixed endianness trouble

Subject: Re: [Boost-users] [interprocess] and mixed endianness trouble
From: Ion Gaztañaga (igaztanaga_at_[hidden])
Date: 2009-02-24 12:14:20

Ivan Kharin wrote:
> My software is a plug-in for Photoshop compatible image editors.
> 
> For some reasons (third-party lib problems with re-initialize in same process)
> software was splitted to "Thunk" (loaded into host process)
> and "Main" (started as separated process) modules.
> 
> Last days I was busy trying to replace socket-based data exchange with boost.interprocess
> 
> And encountered a BIG PROBLEM:
> 
> Non-universal binary host runs under PowerPC-emulation (as well as my universal-binary "Thunk"),
> but "Main" executes x86 code.
> 
> Two different processors -- x86 and emulated PowerPC --
> have access to interprocess_* private uint32_t's,
> treating memory as MSB (PowerPC) and LSB (x86) simultaneously.
> 
> 
> Any ideas?

It doesn't see Interprocess is the right choice for this job. You will 
need to use lower-level mechanisms (mapped_region or similar) and do the 
  job yourself.

The idea of making some portable interprocess binary files is attractive 
but seems very complicated to implement.

Best,

Ion