1 /* Internal interfaces for the Win32 specific target code for gdbserver.
2 Copyright (C) 2007-2018 Free Software Foundation, Inc.
4 This file is part of GDB.
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.
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.
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/>. */
23 /* The inferior's target description. This is a global because the
24 Windows ports support neither bi-arch nor multi-process. */
25 extern const struct target_desc
*win32_tdesc
;
27 /* Thread information structure used to track extra information about
29 typedef struct win32_thread_info
31 /* The Win32 thread identifier. */
34 /* The handle to the thread. */
37 /* Thread Information Block address. */
38 CORE_ADDR thread_local_base
;
40 /* Non zero if SuspendThread was called on this thread. */
44 /* The context as retrieved right after suspending the thread. */
48 /* The context of the thread, including any manipulations. */
51 /* Whether debug registers changed since we last set CONTEXT back to
53 int debug_registers_changed
;
56 struct win32_target_ops
58 /* Architecture-specific setup. */
59 void (*arch_setup
) (void);
61 /* The number of target registers. */
64 /* Perform initializations on startup. */
65 void (*initial_stuff
) (void);
67 /* Fetch the context from the inferior. */
68 void (*get_thread_context
) (win32_thread_info
*th
);
70 /* Called just before resuming the thread. */
71 void (*prepare_to_resume
) (win32_thread_info
*th
);
73 /* Called when a thread was added. */
74 void (*thread_added
) (win32_thread_info
*th
);
76 /* Fetch register from gdbserver regcache data. */
77 void (*fetch_inferior_register
) (struct regcache
*regcache
,
78 win32_thread_info
*th
, int r
);
80 /* Store a new register value into the thread context of TH. */
81 void (*store_inferior_register
) (struct regcache
*regcache
,
82 win32_thread_info
*th
, int r
);
84 void (*single_step
) (win32_thread_info
*th
);
86 const unsigned char *breakpoint
;
89 /* Breakpoint/Watchpoint related functions. See target.h for comments. */
90 int (*supports_z_point_type
) (char z_type
);
91 int (*insert_point
) (enum raw_bkpt_type type
, CORE_ADDR addr
,
92 int size
, struct raw_breakpoint
*bp
);
93 int (*remove_point
) (enum raw_bkpt_type type
, CORE_ADDR addr
,
94 int size
, struct raw_breakpoint
*bp
);
95 int (*stopped_by_watchpoint
) (void);
96 CORE_ADDR (*stopped_data_address
) (void);
99 extern struct win32_target_ops the_low_target
;
101 /* Retrieve the context for this thread, if not already retrieved. */
102 extern void win32_require_context (win32_thread_info
*th
);
104 /* Map the Windows error number in ERROR to a locale-dependent error
105 message string and return a pointer to it. Typically, the values
106 for ERROR come from GetLastError.
108 The string pointed to shall not be modified by the application,
109 but may be overwritten by a subsequent call to strwinerror
111 The strwinerror function does not change the current setting
113 extern char * strwinerror (DWORD error
);
115 /* in wincecompat.c */
117 extern void to_back_slashes (char *);