Re: [lwip-devel] Purpose of memory alignment check

[Simon Goldschmidt]

"Boštjan Meglič" <address@hidden> wrote:
> On our architecture sizeof(void *) returns 2; that is 2 words. 
> MEM_ALIGNMENT is set to 2.
> 
> So, shouldn't the number 4 be replaced with MEM_ALIGNMENT?
> #define IS_SOCK_ADDR_ALIGNED(name)      ((((mem_ptr_t)(name)) % 
> MEM_ALIGNMENT) == 0)

Not necessarily. I'll have to admit though that for 16 bit platforms, the '4' 
isn't correct. I guess asserting on 'LWIP_MIN(MEM_ALIGNMENT, 4)' would be OK 
though...

Simon
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