Fossil

static NORETURN void malformed_request(const char *zMsg, ...);

/*
** Checks the QUERY_STRING environment variable, sets it up via
** add_param_list() and, if found, applies its "skin" setting. Returns
** 0 if no QUERY_STRING is set, else it returns a bitmask of:
**
** 0x01 = QUERY_STRING was set.
** 0x02 = "skin" argument was set and processed
** 0x04 = "x-f-x-l" arg was processed.
** 0x01 = QUERY_STRING was set up
** 0x02 = "skin" GET arg was processed
** 0x04 = "x-f-x-l" GET arg was processed.
**
*  In the case of the skin, the cookie may still need flushing
** by the page, via cookie_render().
*/
int cgi_setup_query_string(void){
  int rc = 0;
  char * z = (char*)P("QUERY_STRING");

    if( !g.syncInfo.zLoginCard && 0!=(z=(char*)P("x-f-x-l")) ){
      /* CGI fossil instances do not read the HTTP headers, so
      ** they cannot see the X-Fossil-Xfer-Login card. As a consolation
      ** to them, we'll accept that via this query argument. */
      rc |= 0x04;
      fossil_free( g.syncInfo.zLoginCard );
      g.syncInfo.zLoginCard = fossil_strdup(z);
      g.syncInfo.bLoginCardHeader = 3;
      g.syncInfo.fLoginCardMode = 3;
      cgi_delete_parameter("x-f-x-l");
    }
  }
  return rc;
}

/*

  char *z, *zToken;
  int i;
  const char *zScheme = "http";
  char zLine[2000];     /* A single line of input. */
  g.fullHttpReply = 1;
  g.zReqType = "HTTP";

  /*cgi_setenv("JUST_TESTING1", "cgi_handle_http_request()");*/
  if( cgi_fgets(zLine, sizeof(zLine))==0 ){
    malformed_request("missing header");
  }
  blob_append(&g.httpHeader, zLine, -1);
  cgi_trace(zLine);
  zToken = extract_token(zLine, &z);
  if( zToken==0 ){

      if( sscanf(zVal,"bytes=%d-%d",&x1,&x2)==2 && x1>=0 && x1<=x2 ){
        rangeStart = x1;
        rangeEnd = x2+1;
      }
    }else if( fossil_strcmp(zFieldName, "x-fossil-xfer-login:")==0 ){
      fossil_free( g.syncInfo.zLoginCard );
      g.syncInfo.zLoginCard = fossil_strdup(zVal);
      g.syncInfo.bLoginCardHeader = 1;
      g.syncInfo.fLoginCardMode = 1;
    }
  }
  cgi_setenv("REQUEST_SCHEME",zScheme);
  cgi_init();
  cgi_trace(0);
}