I'm afraid I don't know gzip format well enough to answer that. It's fairly well documented at http://www.gzip.org/zlib/rfc-gzip.html though.
On Fri, May 24, 2013 at 2:42 PM, Sławek Janecki <jane...@gmail.com> wrote: > Is there any way to 'hack' it? For example striping gzpi headers from 2nd > gzip chunk? Or that header is binded to gziped data? > > > On Friday, May 24, 2013 9:37:28 PM UTC+2, Tim Caswell wrote: > >> gzip has internal headers that must only appear at the beginning. You >> can't send two gzip documents in the same document. The browsers don't >> support that. >> >> If you have the same two chunks all the time, you can combine and then >> gzip once and send the one resulting chunk. >> >> >> On Fri, May 24, 2013 at 2:04 PM, Sławek Janecki <jan...@gmail.com> wrote: >> >>> Lets say I have 2 individually gziped html chunks in memory. Can I send >>> chunk1+chunk2 to HTTP client? Does any browser supports this? Or there is >>> no way to do this and I have to gzip the whole stream not individual chunks? >>> >>> I want to serve to clients for example chunk1+chunk2 and chunk2+chunk1 >>> etc (different order) but I don't want to compress the whole page every >>> time and I dont want to cache the whole page. I want to use precompressed >>> cached chunks and send them. >>> >>> nodejs code (node v0.10.7): >>> >>> // creating pre cached data buffersvar zlib = require('zlib');var chunk1, >>> chunk2; >>> zlib.gzip(new Buffer('test1'), function(err, data){ >>> chunk1 = data;}); >>> zlib.gzip(new Buffer('test2'), function(err, data){ >>> chunk2 = data;}); >>> >>> var http = require('http'); >>> http.createServer(function (req, res) { >>> res.writeHead(200, {'Content-Type': 'text/plain', 'Content-Encoding': >>> 'gzip'}); >>> // writing two pre gziped buffers >>> res.write(chunk1); // if I send only this one everything is OK >>> res.write(chunk2); // if I send two chunks Chrome trying to download >>> file >>> res.end();}).listen(8080); >>> >>> When my example server returns this kind of response Chrome browser >>> display download window (it doesnt understand it :/ >>> >>> -- >>> -- >>> Job Board: http://jobs.nodejs.org/ >>> Posting guidelines: https://github.com/joyent/**node/wiki/Mailing-List-* >>> *Posting-Guidelines<https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines> >>> You received this message because you are subscribed to the Google >>> Groups "nodejs" group. >>> To post to this group, send email to nod...@googlegroups.com >>> >>> To unsubscribe from this group, send email to >>> nodejs+un...@**googlegroups.com >>> >>> For more options, visit this group at >>> http://groups.google.com/**group/nodejs?hl=en?hl=en<http://groups.google.com/group/nodejs?hl=en?hl=en> >>> >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "nodejs" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to nodejs+un...@**googlegroups.com. >>> >>> For more options, visit >>> https://groups.google.com/**groups/opt_out<https://groups.google.com/groups/opt_out> >>> . >>> >>> >>> >> >> -- > -- > Job Board: http://jobs.nodejs.org/ > Posting guidelines: > https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines > You received this message because you are subscribed to the Google > Groups "nodejs" group. > To post to this group, send email to nodejs@googlegroups.com > To unsubscribe from this group, send email to > nodejs+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/nodejs?hl=en?hl=en > > --- > You received this message because you are subscribed to the Google Groups > "nodejs" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to nodejs+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- -- Job Board: http://jobs.nodejs.org/ Posting guidelines: https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines You received this message because you are subscribed to the Google Groups "nodejs" group. To post to this group, send email to nodejs@googlegroups.com To unsubscribe from this group, send email to nodejs+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/nodejs?hl=en?hl=en --- You received this message because you are subscribed to the Google Groups "nodejs" group. To unsubscribe from this group and stop receiving emails from it, send an email to nodejs+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.