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From "vishal arvindrao ruikar" <vinux_rui...@rediffmail.com>
Subject Re: Re: vishal (plz help me regarding filter problem )
Date Wed, 16 Jul 2003 05:28:44 GMT


On Wed, 16 Jul 2003 vishal arvindrao ruikar wrote :
>
>
>On Wed, 16 Jul 2003 vishal arvindrao ruikar wrote :
>>hello  sir ..
>>       i  am  student  of final  computer  science and  engg 
>>..
>>i  read  the  whole  apache server  code and  understand  the 
>>concepts ..
>>i  want to  submit  also  apache documets  to  u  which  i  
>>prepare
>>for that   but  sir  i  have one problem  regarding  filter  
>>inmplentation  here..  plz send me correct  solution  for that 
>>..
>>
>>  the  problem  is follows  as :
>>
>>  i  write one filter module  just  for appending  string  to
>>   html  document  what  ever  i  request in  brower .
>>    i  compiled my  code  successfully  , install and added
>>by  using
>>
>>        apxs -c -i -a append_module.c        on  linux platform 
>>.
>>
>>i  put  one  fprintf statment to see the really filter
>>register  or  not  . but  sir  meg  printed  in  error fiile .
>>that  mean  it evocks  the  register_hook  but i  can't  say 
>>anything
>>after  that  what is  going to  happen with  my  code .
>>     i  set  httpd.conf file
>>by using
>>          SetOutputFilter  APPEND
>>in proper way .
>>and also  i  use
>>   AddOutputFilter APPEND .html
>>
>>but  it doesn't works  .
>>   currently  i  am  planing  to  write  filter  to  add
>>more  functionality  in  apache .
>>   but  sir if  i  fail  to  run  very  simple  code then
>>how  can  i  proceed  for big  code  ..
>>   so  sir plz  send me correct  modification  if  needed
>>and needed  configuration  to  run  this  module  succssfully
>>i  have  2.0.46 distribution ...
>>
>>here is my  code :
>>
>>#include "apr_strings.h"
>>#include "util_filter.h"
>>#include "http_request.h"
>>#include "http_core.h"
>>#include "http_protocol.h"
>>#include "http_log.h"
>>#include "http_main.h"
>>#include "ap_config.h"
>>#include "http_config.h"
>>#include "httpd.h"
>>#include "apr_general.h"
>>#include "apr_buckets.h"
>>#include "apr_tables.h"
>>
>>module AP_MODULE_DECLARE_DATA append_module;
>>static int append_filter(ap_filter_t *f, apr_bucket_brigade 
>>*bb)
>>{
>>         apr_bucket *e, *n;
>>         request_rec *r = f->r;
>>         conn_rec *c = r->connection;
>>         char *date_val;
>>         apr_size_t len ;
>>         char *buff ;
>>         buff=apr_bucket_alloc(len, c->bucket_alloc);
>>         buff[0]='v';
>>         buff[1]='i';
>>         buff[2]='s';
>>         buff[3]='h';
>>         buff[4]='a';
>>         buff[5]='l';
>>
>>         fprintf(stderr,"hello vishal , we  r now in  footer 
>>handler ");
>>         if(!strncasecmp(f->r->content_type, "text/html", 9))
>>         {
>>                 e=APR_BRIGADE_LAST(bb);
>>                 if (APR_BUCKET_IS_EOS(e))
>>                 {
>>
>>                   n= apr_bucket_pool_create(buff 
>>,len,f->r->pool , f->c->bucket_alloc );
>>                  APR_BUCKET_INSERT_BEFORE(e, n);
>>                  apr_table_unset(f->r->headers_out, "ETag");
>>                  apr_table_unset(f->r->headers_out, 
>>"Last-Modified");
>>                  }
>>          }
>>          ap_pass_brigade(f->next, bb);
>>          return APR_SUCCESS;
>>}
>>static  void footer_register_hook(apr_pool_t *p)
>>{
>>         fprintf(stderr,"hello vishal , we  r  now  in  register 
>>hook ");
>>         ap_register_output_filter("FOOTERFILTER", 
>>footer_filter,NULL, AP_FTYPE_CONTENT_SET);
>>}
>>module AP_MODULE_DECLARE_DATA footer_module =
>>{
>>         STANDARD20_MODULE_STUFF,
>>         NULL,
>>         NULL,
>>         NULL,
>>         NULL,
>>         NULL,
>>         append_register_hook
>>};
>>
>>
>>      so  sir  plz  help  me ..
>>
>>                                  vishal ruikar
>>
>>
>>
>>
>>
>>
>>
>>
>>vinux
>>___________________________________________________
>>Click below to experience Sooraj R Barjatya's latest offering
>>'Main Prem Ki Diwani Hoon' starring Hrithik, Abhishek
>>  & Kareena http://www.mpkdh.com
>>
>>
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>>
>
>
>vinux
>___________________________________________________
>Click below to experience Sooraj R Barjatya's latest offering
>'Main Prem Ki Diwani Hoon' starring Hrithik, Abhishek
>  & Kareena http://www.mpkdh.com
>
>
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>


vinux
___________________________________________________
Click below to experience Sooraj R Barjatya's latest offering
'Main Prem Ki Diwani Hoon' starring Hrithik, Abhishek
  & Kareena http://www.mpkdh.com


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