setupdwfl.h

   1 // Setup routines for creating fully populated DWFLs. Used in pass 2 and 3.
   2 // Copyright (C) 2009-2011 Red Hat, Inc.
   3 //
   4 // This file is part of systemtap, and is free software.  You can
   5 // redistribute it and/or modify it under the terms of the GNU General
   6 // Public License (GPL); either version 2, or (at your option) any
   7 // later version.
   8 //
   9 #ifndef SETUP_DWFLPP_H
  10 #define SETUP_DWFLPP_H
  11
  12 #ifndef NT_GNU_BUILD_ID
  13 #define NT_GNU_BUILD_ID 3
  14 #endif
  15
  16 #include "config.h"
  17 #include "session.h"
  18
  19 #include <set>
  20 #include <string>
  21 #include <vector>
  22
  23 #if defined(HAVE_TR1_MEMORY)
  24 #include <tr1/memory>
  25 using std::tr1::shared_ptr;
  26 #elif defined(HAVE_BOOST_SHARED_PTR_HPP)
  27 #include <boost/shared_ptr.hpp>
  28 using boost::shared_ptr;
  29 #else
  30 #error "No shared_ptr implementation found; get boost or modern g++"
  31 #endif
  32
  33 extern "C" {
  34 #include <elfutils/libdwfl.h>
  35 }
  36
  37 struct StapDwfl
  38 {
  39 public:
  40   StapDwfl(Dwfl *d) : dwfl(d) { }
  41   ~StapDwfl() { if (dwfl) dwfl_end (dwfl); }
  42   Dwfl *dwfl;
  43 };
  44 typedef shared_ptr<StapDwfl> DwflPtr;
  45
  46 DwflPtr setup_dwfl_kernel(const std::string &name,
  47                           unsigned *found,
  48                           systemtap_session &s);
  49 DwflPtr setup_dwfl_kernel(const std::set<std::string> &names,
  50                           unsigned *found,
  51                           systemtap_session &s);
  52
  53 DwflPtr setup_dwfl_user(const std::string &name);
  54 DwflPtr setup_dwfl_user(std::vector<std::string>::const_iterator &begin,
  55                         const std::vector<std::string>::const_iterator &end,
  56                         bool all_needed, systemtap_session &s);
  57
  58 // user-space files must be full paths and not end in .ko
  59 bool is_user_module(const std::string &m);
  60
  61 int internal_find_debuginfo (Dwfl_Module *mod,
  62                               void **userdata __attribute__ ((unused)),
  63                               const char *modname __attribute__ ((unused)),
  64                               GElf_Addr base __attribute__ ((unused)),
  65                               const char *file_name,
  66                               const char *debuglink_file,
  67                               GElf_Word debuglink_crc,
  68                               char **debuginfo_file_name);
  69 int execute_abrt_action_install_debuginfo_to_abrt_cache (std::string hex);
  70 std::string get_kernel_build_id (systemtap_session &s);
  71 int download_kernel_debuginfo (systemtap_session &s, std::string hex);
  72
  73 #endif