If the server returned less than we asked for we're at EOF

Amin Azez azez at ufomechanic.net
Wed Nov 28 15:43:48 GMT 2007


* David Collier-Brown wrote, On 28/11/07 13:47:
> Unix systems return less than asked on EOF, and after reaching
> EOF on an unchanging file will return 0 bytes and feof(fp) will
> returns non-zero.
Aye, less-than-asked is returned on eof, but, can eof *reliably* be
inferred from less-than-asked? And in a cifs context?

Sam
>
> --dave
>
> Amin Azez wrote:
>> libcli/clireadwrite.c/smbcli_read
>>
>> says: If the server returned less than we asked for we're at EOF
>>
>> I'm aware that if it returns 0 bytes we're at EOF, is it strictly true
>> that less-than-asked-for also means EOF?
>>
>> My caching code returns smaller-than-asked-for reads if the full amount
>> isn't in the cache, and so far no clients have interpreted this as EOF,
>> but kept from where the previous read left off.
>>
>> Am I supposed to make use of the "remaining" field here?
>>
>> Sam
>>
>



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