From: | Tatsuo Ishii <ishii(at)postgresql(dot)org> |
---|---|
To: | kaigai(at)kaigai(dot)gr(dot)jp |
Cc: | ishii(at)postgresql(dot)org, tgl(at)sss(dot)pgh(dot)pa(dot)us, pgsql-hackers(at)postgresql(dot)org, anzai(at)sraoss(dot)co(dot)jp, nagata(at)sraoss(dot)co(dot)jp |
Subject: | Re: 64-bit API for large object |
Date: | 2012-09-21 10:02:03 |
Message-ID: | 20120921.190203.1904700559388873270.t-ishii@sraoss.co.jp |
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Lists: | pgsql-hackers |
>>>> I thought pgPutInt64() takes care of endianness. No?
>>>>
>>> It works inside of the PGfn(), when isint = 1 towards pointer data type.
>>> In my sense, it is a bit problem specific solution.
>>>
>>> So, I'd like to see other person's opinion here.
>>
>> I think we cannot change this because we want to keep the counter part
>> backend side function pq_getmsgint64() as it is (the function is not
>> part of the patch).
>>
> My opinion is lo_lseek64() and lo_tell64() should handle endian translation
> prior and next to PQfn() invocation; to avoid the int64 specific case-handling
> inside of PQfn() that can be called by other applications.
>
> Am I missing something?
So what do you want to do with pq_getmsgint64()? It exactly does the
same thing as pqPutInt64(), just in opposit direction. Do you want to
change pq_getmsgint64()? Or add new function in backend?
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese: http://www.sraoss.co.jp
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