/* Internal interfaces for the Win32 specific target code for gdbserver.
- Copyright (C) 2007 Free Software Foundation, Inc.
+ Copyright (C) 2007-2015 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <windows.h>
+struct target_desc;
+
+/* The inferior's target description. This is a global because the
+ Windows ports support neither bi-arch nor multi-process. */
+extern const struct target_desc *win32_tdesc;
+
/* Thread information structure used to track extra information about
each thread. */
typedef struct win32_thread_info
{
+ /* The Win32 thread identifier. */
DWORD tid;
+
+ /* The handle to the thread. */
HANDLE h;
- int suspend_count;
+
+ /* Thread Information Block address. */
+ CORE_ADDR thread_local_base;
+
+ /* Non zero if SuspendThread was called on this thread. */
+ int suspended;
+
+#ifdef _WIN32_WCE
+ /* The context as retrieved right after suspending the thread. */
+ CONTEXT base_context;
+#endif
+
+ /* The context of the thread, including any manipulations. */
CONTEXT context;
+
+ /* Whether debug registers changed since we last set CONTEXT back to
+ the thread. */
+ int debug_registers_changed;
} win32_thread_info;
struct win32_target_ops
{
+ /* Architecture-specific setup. */
+ void (*arch_setup) (void);
+
/* The number of target registers. */
int num_regs;
void (*initial_stuff) (void);
/* Fetch the context from the inferior. */
- void (*get_thread_context) (win32_thread_info *th, DEBUG_EVENT *current_event);
+ void (*get_thread_context) (win32_thread_info *th);
- /* Flush the context back to the inferior. */
- void (*set_thread_context) (win32_thread_info *th, DEBUG_EVENT *current_event);
+ /* Called just before resuming the thread. */
+ void (*prepare_to_resume) (win32_thread_info *th);
/* Called when a thread was added. */
void (*thread_added) (win32_thread_info *th);
/* Fetch register from gdbserver regcache data. */
- void (*fetch_inferior_register) (win32_thread_info *th, int r);
+ void (*fetch_inferior_register) (struct regcache *regcache,
+ win32_thread_info *th, int r);
/* Store a new register value into the thread context of TH. */
- void (*store_inferior_register) (win32_thread_info *th, int r);
+ void (*store_inferior_register) (struct regcache *regcache,
+ win32_thread_info *th, int r);
void (*single_step) (win32_thread_info *th);
const unsigned char *breakpoint;
int breakpoint_len;
- /* What string to report to GDB when it asks for the architecture,
- or NULL not to answer. */
- const char *arch_string;
+ /* Breakpoint/Watchpoint related functions. See target.h for comments. */
+ int (*supports_z_point_type) (char z_type);
+ int (*insert_point) (enum raw_bkpt_type type, CORE_ADDR addr,
+ int size, struct raw_breakpoint *bp);
+ int (*remove_point) (enum raw_bkpt_type type, CORE_ADDR addr,
+ int size, struct raw_breakpoint *bp);
+ int (*stopped_by_watchpoint) (void);
+ CORE_ADDR (*stopped_data_address) (void);
};
extern struct win32_target_ops the_low_target;
+/* Retrieve the context for this thread, if not already retrieved. */
+extern void win32_require_context (win32_thread_info *th);
+
/* Map the Windows error number in ERROR to a locale-dependent error
message string and return a pointer to it. Typically, the values
for ERROR come from GetLastError.