gdb/windows-tdep.h

   1 /* Copyright (C) 2008-2024 Free Software Foundation, Inc.
   2
   3    This file is part of GDB.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #ifndef WINDOWS_TDEP_H
  19 #define WINDOWS_TDEP_H
  20
  21 #include "frame-unwind.h"
  22
  23 struct gdbarch;
  24
  25 extern struct cmd_list_element *info_w32_cmdlist;
  26
  27 extern void init_w32_command_list (void);
  28
  29 extern void windows_xfer_shared_library (const char* so_name,
  30                                          CORE_ADDR load_addr,
  31                                          CORE_ADDR *text_offset_cached,
  32                                          struct gdbarch *gdbarch,
  33                                          std::string &xml);
  34
  35 extern ULONGEST windows_core_xfer_shared_libraries (struct gdbarch *gdbarch,
  36                                                     gdb_byte *readbuf,
  37                                                     ULONGEST offset,
  38                                                     ULONGEST len);
  39
  40 extern std::string windows_core_pid_to_str (struct gdbarch *gdbarch,
  41                                             ptid_t ptid);
  42
  43 /* To be called from the various GDB_OSABI_WINDOWS handlers for the
  44    various Windows architectures and machine types.  */
  45
  46 extern void windows_init_abi (struct gdbarch_info info,
  47                               struct gdbarch *gdbarch);
  48
  49 /* To be called from the various GDB_OSABI_CYGWIN handlers for the
  50    various Windows architectures and machine types.  */
  51
  52 extern void cygwin_init_abi (struct gdbarch_info info,
  53                              struct gdbarch *gdbarch);
  54
  55 /* Return true if the Portable Executable behind ABFD uses the Cygwin dll
  56    (cygwin1.dll).  */
  57
  58 extern bool is_linked_with_cygwin_dll (bfd *abfd);
  59
  60 /* Cygwin sigwapper unwinder.  Unwinds signal frames over
  61    sigbe/sigdelayed.  */
  62
  63 struct cygwin_sigwrapper_frame_unwind : public frame_unwind
  64 {
  65   explicit cygwin_sigwrapper_frame_unwind
  66     (gdb::array_view<const gdb::array_view<const gdb_byte>> patterns_list);
  67
  68   /* Architecture-specific list of instruction patterns to match.
  69      It's a list of patterns instead of single pattern because some
  70      architectures want to match more than one function
  71      (sigbe/sigdelayed & friends).  Each potential instruction
  72      sequence is assumed to be followed by 4 bytes for tls::stackptr.
  73      If any pattern in the list matches, then the frame is assumed to
  74      be a sigwrapper frame.  */
  75   gdb::array_view<const gdb::array_view<const gdb_byte>> patterns_list;
  76 };
  77
  78 #endif