| 1 | /* Internal interfaces for the Win32 specific target code for gdbserver. |
| 2 | Copyright (C) 2007, 2008 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of GDB. |
| 5 | |
| 6 | This program is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by |
| 8 | the Free Software Foundation; either version 3 of the License, or |
| 9 | (at your option) any later version. |
| 10 | |
| 11 | This program is distributed in the hope that it will be useful, |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | GNU General Public License for more details. |
| 15 | |
| 16 | You should have received a copy of the GNU General Public License |
| 17 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 18 | |
| 19 | #include <windows.h> |
| 20 | |
| 21 | /* Thread information structure used to track extra information about |
| 22 | each thread. */ |
| 23 | typedef struct win32_thread_info |
| 24 | { |
| 25 | /* The Win32 thread identifier. */ |
| 26 | DWORD tid; |
| 27 | |
| 28 | /* The handle to the thread. */ |
| 29 | HANDLE h; |
| 30 | |
| 31 | /* Non zero if SuspendThread was called on this thread. */ |
| 32 | int suspended; |
| 33 | |
| 34 | #ifdef _WIN32_WCE |
| 35 | /* The context as retrieved right after suspending the thread. */ |
| 36 | CONTEXT base_context; |
| 37 | #endif |
| 38 | |
| 39 | /* The context of the thread, including any manipulations. */ |
| 40 | CONTEXT context; |
| 41 | } win32_thread_info; |
| 42 | |
| 43 | struct win32_target_ops |
| 44 | { |
| 45 | /* Architecture-specific setup. */ |
| 46 | void (*arch_setup) (void); |
| 47 | |
| 48 | /* The number of target registers. */ |
| 49 | int num_regs; |
| 50 | |
| 51 | /* Perform initializations on startup. */ |
| 52 | void (*initial_stuff) (void); |
| 53 | |
| 54 | /* Fetch the context from the inferior. */ |
| 55 | void (*get_thread_context) (win32_thread_info *th, DEBUG_EVENT *current_event); |
| 56 | |
| 57 | /* Flush the context back to the inferior. */ |
| 58 | void (*set_thread_context) (win32_thread_info *th, DEBUG_EVENT *current_event); |
| 59 | |
| 60 | /* Called when a thread was added. */ |
| 61 | void (*thread_added) (win32_thread_info *th); |
| 62 | |
| 63 | /* Fetch register from gdbserver regcache data. */ |
| 64 | void (*fetch_inferior_register) (win32_thread_info *th, int r); |
| 65 | |
| 66 | /* Store a new register value into the thread context of TH. */ |
| 67 | void (*store_inferior_register) (win32_thread_info *th, int r); |
| 68 | |
| 69 | void (*single_step) (win32_thread_info *th); |
| 70 | |
| 71 | const unsigned char *breakpoint; |
| 72 | int breakpoint_len; |
| 73 | }; |
| 74 | |
| 75 | extern struct win32_target_ops the_low_target; |
| 76 | |
| 77 | /* Map the Windows error number in ERROR to a locale-dependent error |
| 78 | message string and return a pointer to it. Typically, the values |
| 79 | for ERROR come from GetLastError. |
| 80 | |
| 81 | The string pointed to shall not be modified by the application, |
| 82 | but may be overwritten by a subsequent call to strwinerror |
| 83 | |
| 84 | The strwinerror function does not change the current setting |
| 85 | of GetLastError. */ |
| 86 | extern char * strwinerror (DWORD error); |
| 87 | |
| 88 | /* in wincecompat.c */ |
| 89 | |
| 90 | extern void to_back_slashes (char *); |