117 lines
3.7 KiB
C
117 lines
3.7 KiB
C
/* Internal interfaces for the Win32 specific target code for gdbserver.
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Copyright (C) 2007-2015 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <windows.h>
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struct target_desc;
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/* The inferior's target description. This is a global because the
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Windows ports support neither bi-arch nor multi-process. */
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extern const struct target_desc *win32_tdesc;
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/* Thread information structure used to track extra information about
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each thread. */
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typedef struct win32_thread_info
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{
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/* The Win32 thread identifier. */
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DWORD tid;
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/* The handle to the thread. */
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HANDLE h;
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/* Thread Information Block address. */
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CORE_ADDR thread_local_base;
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/* Non zero if SuspendThread was called on this thread. */
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int suspended;
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#ifdef _WIN32_WCE
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/* The context as retrieved right after suspending the thread. */
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CONTEXT base_context;
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#endif
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/* The context of the thread, including any manipulations. */
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CONTEXT context;
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/* Whether debug registers changed since we last set CONTEXT back to
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the thread. */
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int debug_registers_changed;
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} win32_thread_info;
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struct win32_target_ops
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{
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/* Architecture-specific setup. */
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void (*arch_setup) (void);
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/* The number of target registers. */
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int num_regs;
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/* Perform initializations on startup. */
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void (*initial_stuff) (void);
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/* Fetch the context from the inferior. */
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void (*get_thread_context) (win32_thread_info *th);
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/* Called just before resuming the thread. */
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void (*prepare_to_resume) (win32_thread_info *th);
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/* Called when a thread was added. */
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void (*thread_added) (win32_thread_info *th);
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/* Fetch register from gdbserver regcache data. */
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void (*fetch_inferior_register) (struct regcache *regcache,
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win32_thread_info *th, int r);
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/* Store a new register value into the thread context of TH. */
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void (*store_inferior_register) (struct regcache *regcache,
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win32_thread_info *th, int r);
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void (*single_step) (win32_thread_info *th);
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const unsigned char *breakpoint;
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int breakpoint_len;
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/* Breakpoint/Watchpoint related functions. See target.h for comments. */
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int (*supports_z_point_type) (char z_type);
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int (*insert_point) (enum raw_bkpt_type type, CORE_ADDR addr,
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int size, struct raw_breakpoint *bp);
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int (*remove_point) (enum raw_bkpt_type type, CORE_ADDR addr,
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int size, struct raw_breakpoint *bp);
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int (*stopped_by_watchpoint) (void);
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CORE_ADDR (*stopped_data_address) (void);
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};
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extern struct win32_target_ops the_low_target;
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/* Retrieve the context for this thread, if not already retrieved. */
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extern void win32_require_context (win32_thread_info *th);
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/* Map the Windows error number in ERROR to a locale-dependent error
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message string and return a pointer to it. Typically, the values
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for ERROR come from GetLastError.
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The string pointed to shall not be modified by the application,
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but may be overwritten by a subsequent call to strwinerror
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The strwinerror function does not change the current setting
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of GetLastError. */
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extern char * strwinerror (DWORD error);
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/* in wincecompat.c */
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extern void to_back_slashes (char *);
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