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Re: [Bug-wget] Understanding Wget - FTP Client

From: Satyam Zode
Subject: Re: [Bug-wget] Understanding Wget - FTP Client
Date: Sun, 10 May 2015 02:54:20 +0530

On Sat, May 9, 2015 at 4:46 AM, Ángel González <address@hidden> wrote:

> On 08/05/15 15:04, Satyam Zode wrote:
>> Hello everyone !
>>                  I am working on GNU Wget FTP Test suite, I have been
>> understanding the different aspects and working of FTP Server from RFC 959
>> and other resources. I have some questions related to Wget (that is FTP
>> client side) in my mind. I am also trying to understand working of Wget
>> from src/ftp*.c . I want your general opinion on below queries. I have
>> also
>> specified pointers in brackets.
>> 1) How Wget (as client) handles FTP server ? ( connection establishment,
>> initial commands,connection types etc.)
>> 2) Which FTP commands are supported/used by Wget ? (Access control
>> commands
>> , Transfer parameter commands , FTP service commands)
>> 3) Which transmission mode does Wget use ? (stream mode , block mode or
>> compressed mode)
>> 4) How different Wget option works ? (I have analysed FTP Server replies
>> by
>> using Wget option "-S" and other options too.)
>> I kindly request to everyone to help me out to understand GNU Wget. If you
>> think something is important to know but not mentioned above then please
>> feel free to share.
>> Thank you !
>> Satyam Zode
>> PICT , Pune
> The usual approach -specially from a developer POV- would be to start
> trying to figure out for yourself by looking at the code. Did you find any
> problem doing that?
> No, I am still trying to understand code ! As soon as I will stuck
somewhere, I will ping you again. Are there any key places you would like
to suggest me to have look at (in code) ?

> You should already know about
> http://www.catb.org/~esr/faqs/smart-questions.html (have a look at if if
> you didn't), and it's not that your question itself is *bad* or clearly
> documented somewhere else, but it looks too much like "do my work".
> I am sorry for that but I thought I could get overall
understanding/working of Wget. I am aware of the article you have provided.
I will try to list all doubts/difficulties in code and will come back

> Best regards
> PS: I infer from your email that you don't know about wget -d. It will
> probably be very helpful on your work.
Yeah ! I know about Wget debugging and it's helping me a lot :-) . Thanks
for directions !

Thank you,
Satyam Zode
PICT , Pune

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