/* Low level interface to Windows debugging, for gdbserver.
- Copyright (C) 2006-2021 Free Software Foundation, Inc.
+ Copyright (C) 2006-2022 Free Software Foundation, Inc.
Contributed by Leo Zayas. Based on "win32-nat.c" from GDB.
#include "server.h"
#include "regcache.h"
-#include "gdb/fileio.h"
+#include "gdbsupport/fileio.h"
#include "mem-break.h"
#include "win32-low.h"
#include "gdbthread.h"
using namespace windows_nat;
+/* See win32-low.h. */
+gdbserver_windows_process windows_process;
+
#ifndef USE_WIN32API
#include <sys/cygwin.h>
#endif
#define _T(x) TEXT (x)
#endif
-#ifndef COUNTOF
-#define COUNTOF(STR) (sizeof (STR) / sizeof ((STR)[0]))
-#endif
-
-#ifdef _WIN32_WCE
-# define GETPROCADDRESS(DLL, PROC) \
- ((winapi_ ## PROC) GetProcAddress (DLL, TEXT (#PROC)))
-#else
-# define GETPROCADDRESS(DLL, PROC) \
- ((winapi_ ## PROC) GetProcAddress (DLL, #PROC))
-#endif
-
int using_threads = 1;
-/* Globals. */
-static int attaching = 0;
-
-/* A status that hasn't been reported to the core yet, and so
- win32_wait should return it next, instead of fetching the next
- debug event off the win32 API. */
-static struct target_waitstatus cached_status;
-
-/* Non zero if an interrupt request is to be satisfied by suspending
- all threads. */
-static int soft_interrupt_requested = 0;
-
-/* Non zero if the inferior is stopped in a simulated breakpoint done
- by suspending all the threads. */
-static int faked_breakpoint = 0;
-
-/* True if current_process_handle needs to be closed. */
-static bool open_process_used = false;
-
const struct target_desc *win32_tdesc;
#ifdef __x86_64__
const struct target_desc *wow64_win32_tdesc;
#define NUM_REGS (the_low_target.num_regs ())
-typedef BOOL (WINAPI *winapi_DebugActiveProcessStop) (DWORD dwProcessId);
-typedef BOOL (WINAPI *winapi_DebugSetProcessKillOnExit) (BOOL KillOnExit);
-typedef BOOL (WINAPI *winapi_DebugBreakProcess) (HANDLE);
-typedef BOOL (WINAPI *winapi_GenerateConsoleCtrlEvent) (DWORD, DWORD);
-
-#ifdef __x86_64__
-typedef BOOL (WINAPI *winapi_Wow64SetThreadContext) (HANDLE,
- const WOW64_CONTEXT *);
-
-winapi_Wow64GetThreadContext win32_Wow64GetThreadContext;
-static winapi_Wow64SetThreadContext win32_Wow64SetThreadContext;
-#endif
-
-#ifndef _WIN32_WCE
-static void win32_add_all_dlls (void);
-#endif
-
/* Get the thread ID from the current selected inferior (the current
thread). */
static ptid_t
win32_get_thread_context (windows_thread_info *th)
{
#ifdef __x86_64__
- if (wow64_process)
+ if (windows_process.wow64_process)
memset (&th->wow64_context, 0, sizeof (WOW64_CONTEXT));
else
#endif
memset (&th->context, 0, sizeof (CONTEXT));
(*the_low_target.get_thread_context) (th);
-#ifdef _WIN32_WCE
- memcpy (&th->base_context, &th->context, sizeof (CONTEXT));
-#endif
}
/* Set the thread context of the thread associated with TH. */
static void
win32_set_thread_context (windows_thread_info *th)
{
-#ifdef _WIN32_WCE
- /* Calling SuspendThread on a thread that is running kernel code
- will report that the suspending was successful, but in fact, that
- will often not be true. In those cases, the context returned by
- GetThreadContext will not be correct by the time the thread
- stops, hence we can't set that context back into the thread when
- resuming - it will most likely crash the inferior.
- Unfortunately, there is no way to know when the thread will
- really stop. To work around it, we'll only write the context
- back to the thread when either the user or GDB explicitly change
- it between stopping and resuming. */
- if (memcmp (&th->context, &th->base_context, sizeof (CONTEXT)) != 0)
-#endif
- {
#ifdef __x86_64__
- if (wow64_process)
- win32_Wow64SetThreadContext (th->h, &th->wow64_context);
- else
+ if (windows_process.wow64_process)
+ Wow64SetThreadContext (th->h, &th->wow64_context);
+ else
#endif
- SetThreadContext (th->h, &th->context);
- }
+ SetThreadContext (th->h, &th->context);
}
/* Set the thread context of the thread associated with TH. */
{
DWORD context_flags;
#ifdef __x86_64__
- if (wow64_process)
+ if (windows_process.wow64_process)
context_flags = th->wow64_context.ContextFlags;
else
#endif
/* See nat/windows-nat.h. */
windows_thread_info *
-windows_nat::thread_rec (ptid_t ptid, thread_disposition_type disposition)
+gdbserver_windows_process::thread_rec
+ (ptid_t ptid, thread_disposition_type disposition)
{
thread_info *thread = find_thread_ptid (ptid);
if (thread == NULL)
windows_thread_info *th;
ptid_t ptid = ptid_t (pid, tid, 0);
- if ((th = thread_rec (ptid, DONT_INVALIDATE_CONTEXT)))
+ if ((th = windows_process.thread_rec (ptid, DONT_INVALIDATE_CONTEXT)))
return th;
CORE_ADDR base = (CORE_ADDR) (uintptr_t) tlb;
#ifdef __x86_64__
/* For WOW64 processes, this is actually the pointer to the 64bit TIB,
and the 32bit TIB is exactly 2 pages after it. */
- if (wow64_process)
+ if (windows_process.wow64_process)
base += 2 * 4096; /* page size = 4096 */
#endif
th = new windows_thread_info (tid, h, base);
if (write)
{
- success = WriteProcessMemory (current_process_handle, (LPVOID) addr,
+ success = WriteProcessMemory (windows_process.handle, (LPVOID) addr,
(LPCVOID) our, len, &done);
if (!success)
lasterror = GetLastError ();
- FlushInstructionCache (current_process_handle, (LPCVOID) addr, len);
+ FlushInstructionCache (windows_process.handle, (LPCVOID) addr, len);
}
else
{
- success = ReadProcessMemory (current_process_handle, (LPCVOID) addr,
+ success = ReadProcessMemory (windows_process.handle, (LPCVOID) addr,
(LPVOID) our, len, &done);
if (!success)
lasterror = GetLastError ();
for_each_thread (delete_thread_info);
}
-/* Zero during the child initialization phase, and nonzero otherwise. */
-
-static int child_initialization_done = 0;
-
static void
do_initial_child_stuff (HANDLE proch, DWORD pid, int attached)
{
struct process_info *proc;
- last_sig = GDB_SIGNAL_0;
-
- current_process_handle = proch;
- current_process_id = pid;
- main_thread_id = 0;
+ windows_process.last_sig = GDB_SIGNAL_0;
+ windows_process.handle = proch;
+ windows_process.main_thread_id = 0;
- soft_interrupt_requested = 0;
- faked_breakpoint = 0;
- open_process_used = true;
+ windows_process.soft_interrupt_requested = 0;
+ windows_process.faked_breakpoint = 0;
+ windows_process.open_process_used = true;
- memset (¤t_event, 0, sizeof (current_event));
+ memset (&windows_process.current_event, 0,
+ sizeof (windows_process.current_event));
#ifdef __x86_64__
BOOL wow64;
error ("Check if WOW64 process failed (error %d): %s\n",
(int) err, strwinerror (err));
}
- wow64_process = wow64;
+ windows_process.wow64_process = wow64;
- if (wow64_process
- && (win32_Wow64GetThreadContext == nullptr
- || win32_Wow64SetThreadContext == nullptr))
+ if (windows_process.wow64_process
+ && (Wow64GetThreadContext == nullptr
+ || Wow64SetThreadContext == nullptr))
error ("WOW64 debugging is not supported on this system.\n");
- ignore_first_breakpoint = !attached && wow64_process;
+ windows_process.ignore_first_breakpoint
+ = !attached && windows_process.wow64_process;
#endif
proc = add_process (pid, attached);
#ifdef __x86_64__
- if (wow64_process)
+ if (windows_process.wow64_process)
proc->tdesc = wow64_win32_tdesc;
else
#endif
proc->tdesc = win32_tdesc;
child_init_thread_list ();
- child_initialization_done = 0;
+ windows_process.child_initialization_done = 0;
if (the_low_target.initial_stuff != NULL)
(*the_low_target.initial_stuff) ();
- cached_status.kind = TARGET_WAITKIND_IGNORE;
+ windows_process.cached_status.set_ignore ();
/* Flush all currently pending debug events (thread and dll list) up
to the initial breakpoint. */
the_target->wait (minus_one_ptid, &status, 0);
/* Note win32_wait doesn't return thread events. */
- if (status.kind != TARGET_WAITKIND_LOADED)
+ if (status.kind () != TARGET_WAITKIND_LOADED)
{
- cached_status = status;
+ windows_process.cached_status = status;
break;
}
}
}
-#ifndef _WIN32_WCE
/* Now that the inferior has been started and all DLLs have been mapped,
we can iterate over all DLLs and load them in.
Rather than try to work around this sort of issue, it is much
simpler to just ignore DLL load/unload events during the startup
phase, and then process them all in one batch now. */
- win32_add_all_dlls ();
-#endif
+ windows_process.add_all_dlls ();
- child_initialization_done = 1;
+ windows_process.child_initialization_done = 1;
}
/* Resume all artificially suspended threads if we are continuing
{
DWORD *context_flags;
#ifdef __x86_64__
- if (wow64_process)
+ if (windows_process.wow64_process)
context_flags = &th->wow64_context.ContextFlags;
else
#endif
static BOOL
child_continue (DWORD continue_status, int thread_id)
{
- desired_stop_thread_id = thread_id;
- if (matching_pending_stop (debug_threads))
+ windows_process.desired_stop_thread_id = thread_id;
+ if (windows_process.matching_pending_stop (debug_threads))
return TRUE;
/* The inferior will only continue after the ContinueDebugEvent
{
continue_one_thread (thread, thread_id);
});
- faked_breakpoint = 0;
+ windows_process.faked_breakpoint = 0;
return continue_last_debug_event (continue_status, debug_threads);
}
child_fetch_inferior_registers (struct regcache *regcache, int r)
{
int regno;
- windows_thread_info *th = thread_rec (current_thread_ptid (),
- INVALIDATE_CONTEXT);
+ windows_thread_info *th
+ = windows_process.thread_rec (current_thread_ptid (),
+ INVALIDATE_CONTEXT);
if (r == -1 || r > NUM_REGS)
child_fetch_inferior_registers (regcache, NUM_REGS);
else
child_store_inferior_registers (struct regcache *regcache, int r)
{
int regno;
- windows_thread_info *th = thread_rec (current_thread_ptid (),
- INVALIDATE_CONTEXT);
+ windows_thread_info *th
+ = windows_process.thread_rec (current_thread_ptid (),
+ INVALIDATE_CONTEXT);
if (r == -1 || r == 0 || r > NUM_REGS)
child_store_inferior_registers (regcache, NUM_REGS);
else
(*the_low_target.store_inferior_register) (regcache, th, regno);
}
-/* 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.
-
- The string pointed to shall not be modified by the application,
- but may be overwritten by a subsequent call to strwinerror
-
- The strwinerror function does not change the current setting
- of GetLastError. */
-
-char *
-strwinerror (DWORD error)
-{
- static char buf[1024];
- TCHAR *msgbuf;
- DWORD lasterr = GetLastError ();
- DWORD chars = FormatMessage (FORMAT_MESSAGE_FROM_SYSTEM
- | FORMAT_MESSAGE_ALLOCATE_BUFFER,
- NULL,
- error,
- 0, /* Default language */
- (LPTSTR) &msgbuf,
- 0,
- NULL);
- if (chars != 0)
- {
- /* If there is an \r\n appended, zap it. */
- if (chars >= 2
- && msgbuf[chars - 2] == '\r'
- && msgbuf[chars - 1] == '\n')
- {
- chars -= 2;
- msgbuf[chars] = 0;
- }
-
- if (chars > ((COUNTOF (buf)) - 1))
- {
- chars = COUNTOF (buf) - 1;
- msgbuf [chars] = 0;
- }
-
-#ifdef UNICODE
- wcstombs (buf, msgbuf, chars + 1);
-#else
- strncpy (buf, msgbuf, chars + 1);
-#endif
- LocalFree (msgbuf);
- }
- else
- sprintf (buf, "unknown win32 error (%u)", (unsigned) error);
-
- SetLastError (lasterr);
- return buf;
-}
-
static BOOL
create_process (const char *program, char *args,
DWORD flags, PROCESS_INFORMATION *pi)
{
- const char *inferior_cwd = get_inferior_cwd ();
+ const std::string &inferior_cwd = get_inferior_cwd ();
BOOL ret;
size_t argslen, proglen;
proglen = strlen (program) + 1;
argslen = strlen (args) + proglen;
-#ifdef _WIN32_WCE
- wchar_t *p, *wprogram, *wargs, *wcwd = NULL;
-
- wprogram = (wchar_t *) alloca (proglen * sizeof (wchar_t));
- mbstowcs (wprogram, program, proglen);
-
- for (p = wprogram; *p; ++p)
- if (L'/' == *p)
- *p = L'\\';
-
- wargs = alloca ((argslen + 1) * sizeof (wchar_t));
- wcscpy (wargs, wprogram);
- wcscat (wargs, L" ");
- mbstowcs (wargs + proglen, args, argslen + 1 - proglen);
-
- if (inferior_cwd != NULL)
- {
- std::string expanded_infcwd = gdb_tilde_expand (inferior_cwd);
- std::replace (expanded_infcwd.begin (), expanded_infcwd.end (),
- '/', '\\');
- wcwd = alloca ((expanded_infcwd.size () + 1) * sizeof (wchar_t));
- if (mbstowcs (wcwd, expanded_infcwd.c_str (),
- expanded_infcwd.size () + 1) == NULL)
- {
- error (_("\
-Could not convert the expanded inferior cwd to wide-char."));
- }
- }
-
- ret = CreateProcessW (wprogram, /* image name */
- wargs, /* command line */
- NULL, /* security, not supported */
- NULL, /* thread, not supported */
- FALSE, /* inherit handles, not supported */
- flags, /* start flags */
- NULL, /* environment, not supported */
- wcwd, /* current directory */
- NULL, /* start info, not supported */
- pi); /* proc info */
-#else
STARTUPINFOA si = { sizeof (STARTUPINFOA) };
char *program_and_args = (char *) alloca (argslen + 1);
strcpy (program_and_args, program);
strcat (program_and_args, " ");
strcat (program_and_args, args);
- ret = CreateProcessA (program, /* image name */
+ ret = create_process (program, /* image name */
program_and_args, /* command line */
- NULL, /* security */
- NULL, /* thread */
- TRUE, /* inherit handles */
flags, /* start flags */
NULL, /* environment */
/* current directory */
- (inferior_cwd == NULL
+ (inferior_cwd.empty ()
? NULL
- : gdb_tilde_expand (inferior_cwd).c_str()),
+ : gdb_tilde_expand (inferior_cwd.c_str ()).c_str()),
+ get_client_state ().disable_randomization,
&si, /* start info */
pi); /* proc info */
-#endif
return ret;
}
char *args = (char *) str_program_args.c_str ();
/* win32_wait needs to know we're not attaching. */
- attaching = 0;
+ windows_process.attaching = 0;
if (!program)
error ("No executable specified, specify executable to debug.\n");
OUTMSG2 (("Process created: %s %s\n", program, (char *) args));
}
-#ifndef _WIN32_WCE
- /* On Windows CE this handle can't be closed. The OS reuses
- it in the debug events, while the 9x/NT versions of Windows
- probably use a DuplicateHandle'd one. */
CloseHandle (pi.hThread);
-#endif
do_initial_child_stuff (pi.hProcess, pi.dwProcessId, 0);
/* Wait till we are at 1st instruction in program, return new pid
(assuming success). */
- cs.last_ptid = wait (ptid_t (current_process_id), &cs.last_status, 0);
+ cs.last_ptid = wait (ptid_t (pi.dwProcessId), &cs.last_status, 0);
/* Necessary for handle_v_kill. */
- signal_pid = current_process_id;
+ signal_pid = pi.dwProcessId;
- return current_process_id;
+ return pi.dwProcessId;
}
/* Attach to a running process.
win32_process_target::attach (unsigned long pid)
{
HANDLE h;
- winapi_DebugSetProcessKillOnExit DebugSetProcessKillOnExit = NULL;
DWORD err;
-#ifdef _WIN32_WCE
- HMODULE dll = GetModuleHandle (_T("COREDLL.DLL"));
-#else
- HMODULE dll = GetModuleHandle (_T("KERNEL32.DLL"));
-#endif
- DebugSetProcessKillOnExit = GETPROCADDRESS (dll, DebugSetProcessKillOnExit);
h = OpenProcess (PROCESS_ALL_ACCESS, FALSE, pid);
if (h != NULL)
{
if (DebugActiveProcess (pid))
{
- if (DebugSetProcessKillOnExit != NULL)
- DebugSetProcessKillOnExit (FALSE);
+ DebugSetProcessKillOnExit (FALSE);
/* win32_wait needs to know we're attaching. */
- attaching = 1;
+ windows_process.attaching = 1;
do_initial_child_stuff (h, pid, 1);
return 0;
}
/* See nat/windows-nat.h. */
int
-windows_nat::handle_output_debug_string (struct target_waitstatus *ourstatus)
+gdbserver_windows_process::handle_output_debug_string
+ (struct target_waitstatus *ourstatus)
{
#define READ_BUFFER_LEN 1024
CORE_ADDR addr;
static void
win32_clear_inferiors (void)
{
- if (open_process_used)
+ if (windows_process.open_process_used)
{
- CloseHandle (current_process_handle);
- open_process_used = false;
+ CloseHandle (windows_process.handle);
+ windows_process.open_process_used = false;
}
for_each_thread (delete_thread_info);
- siginfo_er.ExceptionCode = 0;
+ windows_process.siginfo_er.ExceptionCode = 0;
clear_inferiors ();
}
int
win32_process_target::kill (process_info *process)
{
- TerminateProcess (current_process_handle, 0);
+ TerminateProcess (windows_process.handle, 0);
for (;;)
{
if (!child_continue (DBG_CONTINUE, -1))
break;
- if (!wait_for_debug_event (¤t_event, INFINITE))
+ if (!wait_for_debug_event (&windows_process.current_event, INFINITE))
break;
- if (current_event.dwDebugEventCode == EXIT_PROCESS_DEBUG_EVENT)
+ if (windows_process.current_event.dwDebugEventCode
+ == EXIT_PROCESS_DEBUG_EVENT)
break;
- else if (current_event.dwDebugEventCode == OUTPUT_DEBUG_STRING_EVENT)
- handle_output_debug_string (nullptr);
+ else if (windows_process.current_event.dwDebugEventCode
+ == OUTPUT_DEBUG_STRING_EVENT)
+ windows_process.handle_output_debug_string (nullptr);
}
win32_clear_inferiors ();
int
win32_process_target::detach (process_info *process)
{
- winapi_DebugActiveProcessStop DebugActiveProcessStop = NULL;
- winapi_DebugSetProcessKillOnExit DebugSetProcessKillOnExit = NULL;
-#ifdef _WIN32_WCE
- HMODULE dll = GetModuleHandle (_T("COREDLL.DLL"));
-#else
- HMODULE dll = GetModuleHandle (_T("KERNEL32.DLL"));
-#endif
- DebugActiveProcessStop = GETPROCADDRESS (dll, DebugActiveProcessStop);
- DebugSetProcessKillOnExit = GETPROCADDRESS (dll, DebugSetProcessKillOnExit);
+ struct thread_resume resume;
+ resume.thread = minus_one_ptid;
+ resume.kind = resume_continue;
+ resume.sig = 0;
+ this->resume (&resume, 1);
- if (DebugSetProcessKillOnExit == NULL
- || DebugActiveProcessStop == NULL)
- return -1;
-
- {
- struct thread_resume resume;
- resume.thread = minus_one_ptid;
- resume.kind = resume_continue;
- resume.sig = 0;
- this->resume (&resume, 1);
- }
-
- if (!DebugActiveProcessStop (current_process_id))
+ if (!DebugActiveProcessStop (process->pid))
return -1;
DebugSetProcessKillOnExit (FALSE);
else
/* Yes, we're ignoring resume_info[0].thread. It'd be tricky to make
the Windows resume code do the right thing for thread switching. */
- tid = current_event.dwThreadId;
+ tid = windows_process.current_event.dwThreadId;
if (resume_info[0].thread != minus_one_ptid)
{
if (sig != GDB_SIGNAL_0)
{
- if (current_event.dwDebugEventCode != EXCEPTION_DEBUG_EVENT)
+ if (windows_process.current_event.dwDebugEventCode
+ != EXCEPTION_DEBUG_EVENT)
{
OUTMSG (("Cannot continue with signal %s here.\n",
gdb_signal_to_string (sig)));
}
- else if (sig == last_sig)
+ else if (sig == windows_process.last_sig)
continue_status = DBG_EXCEPTION_NOT_HANDLED;
else
OUTMSG (("Can only continue with received signal %s.\n",
- gdb_signal_to_string (last_sig)));
+ gdb_signal_to_string (windows_process.last_sig)));
}
- last_sig = GDB_SIGNAL_0;
+ windows_process.last_sig = GDB_SIGNAL_0;
/* Get context for the currently selected thread. */
- ptid = debug_event_ptid (¤t_event);
- th = thread_rec (ptid, DONT_INVALIDATE_CONTEXT);
+ ptid = debug_event_ptid (&windows_process.current_event);
+ th = windows_process.thread_rec (ptid, DONT_INVALIDATE_CONTEXT);
if (th)
{
win32_prepare_to_resume (th);
DWORD *context_flags;
#ifdef __x86_64__
- if (wow64_process)
+ if (windows_process.wow64_process)
context_flags = &th->wow64_context.ContextFlags;
else
#endif
child_continue (continue_status, tid);
}
-static void
-win32_add_one_solib (const char *name, CORE_ADDR load_addr)
+/* See nat/windows-nat.h. */
+
+void
+gdbserver_windows_process::handle_load_dll (const char *name, LPVOID base)
{
+ CORE_ADDR load_addr = (CORE_ADDR) (uintptr_t) base;
+
char buf[MAX_PATH + 1];
char buf2[MAX_PATH + 1];
-#ifdef _WIN32_WCE
- WIN32_FIND_DATA w32_fd;
- WCHAR wname[MAX_PATH + 1];
- mbstowcs (wname, name, MAX_PATH);
- HANDLE h = FindFirstFile (wname, &w32_fd);
-#else
WIN32_FIND_DATAA w32_fd;
HANDLE h = FindFirstFileA (name, &w32_fd);
-#endif
/* The symbols in a dll are offset by 0x1000, which is the
offset from 0 of the first byte in an image - because
{
FindClose (h);
strcpy (buf, name);
-#ifndef _WIN32_WCE
{
char cwd[MAX_PATH + 1];
char *p;
SetCurrentDirectoryA (cwd);
}
}
-#endif
}
-#ifndef _WIN32_WCE
if (strcasecmp (buf, "ntdll.dll") == 0)
{
GetSystemDirectoryA (buf, sizeof (buf));
strcat (buf, "\\ntdll.dll");
}
-#endif
#ifdef __CYGWIN__
cygwin_conv_path (CCP_WIN_A_TO_POSIX, buf, buf2, sizeof (buf2));
loaded_dll (buf2, load_addr);
}
-typedef BOOL (WINAPI *winapi_EnumProcessModules) (HANDLE, HMODULE *,
- DWORD, LPDWORD);
-#ifdef __x86_64__
-typedef BOOL (WINAPI *winapi_EnumProcessModulesEx) (HANDLE, HMODULE *, DWORD,
- LPDWORD, DWORD);
-#endif
-typedef BOOL (WINAPI *winapi_GetModuleInformation) (HANDLE, HMODULE,
- LPMODULEINFO, DWORD);
-typedef DWORD (WINAPI *winapi_GetModuleFileNameExA) (HANDLE, HMODULE,
- LPSTR, DWORD);
-
-static winapi_EnumProcessModules win32_EnumProcessModules;
-#ifdef __x86_64__
-static winapi_EnumProcessModulesEx win32_EnumProcessModulesEx;
-#endif
-static winapi_GetModuleInformation win32_GetModuleInformation;
-static winapi_GetModuleFileNameExA win32_GetModuleFileNameExA;
-
-static BOOL
-load_psapi (void)
-{
- static int psapi_loaded = 0;
- static HMODULE dll = NULL;
-
- if (!psapi_loaded)
- {
- psapi_loaded = 1;
- dll = LoadLibrary (TEXT("psapi.dll"));
- if (!dll)
- return FALSE;
- win32_EnumProcessModules =
- GETPROCADDRESS (dll, EnumProcessModules);
-#ifdef __x86_64__
- win32_EnumProcessModulesEx =
- GETPROCADDRESS (dll, EnumProcessModulesEx);
-#endif
- win32_GetModuleInformation =
- GETPROCADDRESS (dll, GetModuleInformation);
- win32_GetModuleFileNameExA =
- GETPROCADDRESS (dll, GetModuleFileNameExA);
- }
-
-#ifdef __x86_64__
- if (wow64_process && win32_EnumProcessModulesEx == nullptr)
- return FALSE;
-#endif
-
- return (win32_EnumProcessModules != NULL
- && win32_GetModuleInformation != NULL
- && win32_GetModuleFileNameExA != NULL);
-}
-
-#ifndef _WIN32_WCE
-
-/* Iterate over all DLLs currently mapped by our inferior, looking for
- a DLL loaded at LOAD_ADDR; if found, return its file name,
- otherwise return NULL. If LOAD_ADDR is NULL, add all mapped DLLs
- to our list of solibs. */
-
-static char *
-win32_add_dll (LPVOID load_addr)
-{
- size_t i;
- HMODULE dh_buf[1];
- HMODULE *DllHandle = dh_buf;
- DWORD cbNeeded;
- BOOL ok;
-
- if (!load_psapi ())
- return NULL;
-
- cbNeeded = 0;
-#ifdef __x86_64__
- if (wow64_process)
- ok = (*win32_EnumProcessModulesEx) (current_process_handle,
- DllHandle,
- sizeof (HMODULE),
- &cbNeeded,
- LIST_MODULES_32BIT);
- else
-#endif
- ok = (*win32_EnumProcessModules) (current_process_handle,
- DllHandle,
- sizeof (HMODULE),
- &cbNeeded);
-
- if (!ok || !cbNeeded)
- return NULL;
-
- DllHandle = (HMODULE *) alloca (cbNeeded);
- if (!DllHandle)
- return NULL;
-
-#ifdef __x86_64__
- if (wow64_process)
- ok = (*win32_EnumProcessModulesEx) (current_process_handle,
- DllHandle,
- cbNeeded,
- &cbNeeded,
- LIST_MODULES_32BIT);
- else
-#endif
- ok = (*win32_EnumProcessModules) (current_process_handle,
- DllHandle,
- cbNeeded,
- &cbNeeded);
- if (!ok)
- return NULL;
-
- char system_dir[MAX_PATH];
- char syswow_dir[MAX_PATH];
- size_t system_dir_len = 0;
- bool convert_syswow_dir = false;
-#ifdef __x86_64__
- if (wow64_process)
-#endif
- {
- /* This fails on 32bit Windows because it has no SysWOW64 directory,
- and in this case a path conversion isn't necessary. */
- UINT len = GetSystemWow64DirectoryA (syswow_dir, sizeof (syswow_dir));
- if (len > 0)
- {
- /* Check that we have passed a large enough buffer. */
- gdb_assert (len < sizeof (syswow_dir));
-
- len = GetSystemDirectoryA (system_dir, sizeof (system_dir));
- /* Error check. */
- gdb_assert (len != 0);
- /* Check that we have passed a large enough buffer. */
- gdb_assert (len < sizeof (system_dir));
-
- strcat (system_dir, "\\");
- strcat (syswow_dir, "\\");
- system_dir_len = strlen (system_dir);
-
- convert_syswow_dir = true;
- }
-
- }
-
- for (i = 1; i < ((size_t) cbNeeded / sizeof (HMODULE)); i++)
- {
- MODULEINFO mi;
- static char dll_name[MAX_PATH];
-
- if (!(*win32_GetModuleInformation) (current_process_handle,
- DllHandle[i],
- &mi,
- sizeof (mi)))
- continue;
- if ((*win32_GetModuleFileNameExA) (current_process_handle,
- DllHandle[i],
- dll_name,
- MAX_PATH) == 0)
- continue;
-
- if (load_addr != nullptr && mi.lpBaseOfDll != load_addr)
- continue;
-
- const char *name = dll_name;
- /* Convert the DLL path of 32bit processes returned by
- GetModuleFileNameEx from the 64bit system directory to the
- 32bit syswow64 directory if necessary. */
- std::string syswow_dll_path;
- if (convert_syswow_dir
- && strncasecmp (dll_name, system_dir, system_dir_len) == 0
- && strchr (dll_name + system_dir_len, '\\') == nullptr)
- {
- syswow_dll_path = syswow_dir;
- syswow_dll_path += dll_name + system_dir_len;
- name = syswow_dll_path.c_str();
- }
-
- if (load_addr != nullptr)
- {
- if (name != dll_name)
- strcpy (dll_name, name);
- return dll_name;
- }
- else
- win32_add_one_solib (name, (CORE_ADDR) (uintptr_t) mi.lpBaseOfDll);
- }
- return NULL;
-}
-
-/* Iterate over all DLLs currently mapped by our inferior, and
- add them to our list of solibs. */
-
-static void
-win32_add_all_dlls (void)
-{
- win32_add_dll (NULL);
-}
-#endif /* !_WIN32_WCE */
-
-typedef HANDLE (WINAPI *winapi_CreateToolhelp32Snapshot) (DWORD, DWORD);
-typedef BOOL (WINAPI *winapi_Module32First) (HANDLE, LPMODULEENTRY32);
-typedef BOOL (WINAPI *winapi_Module32Next) (HANDLE, LPMODULEENTRY32);
-
-/* See nat/windows-nat.h. */
-
-void
-windows_nat::handle_load_dll ()
-{
- LOAD_DLL_DEBUG_INFO *event = ¤t_event.u.LoadDll;
- const char *dll_name;
-
- dll_name = get_image_name (current_process_handle,
- event->lpImageName, event->fUnicode);
-#ifndef _WIN32_WCE
- if (dll_name == nullptr
- && event->lpBaseOfDll != nullptr)
- dll_name = win32_add_dll (event->lpBaseOfDll);
-#endif
- if (dll_name == nullptr)
- return;
-
- win32_add_one_solib (dll_name, (CORE_ADDR) (uintptr_t) event->lpBaseOfDll);
-}
-
/* See nat/windows-nat.h. */
void
-windows_nat::handle_unload_dll ()
+gdbserver_windows_process::handle_unload_dll ()
{
CORE_ADDR load_addr =
(CORE_ADDR) (uintptr_t) current_event.u.UnloadDll.lpBaseOfDll;
{
OUTMSG2(("fake_breakpoint_event\n"));
- faked_breakpoint = 1;
+ windows_process.faked_breakpoint = 1;
- memset (¤t_event, 0, sizeof (current_event));
- current_event.dwThreadId = main_thread_id;
- current_event.dwDebugEventCode = EXCEPTION_DEBUG_EVENT;
- current_event.u.Exception.ExceptionRecord.ExceptionCode
+ memset (&windows_process.current_event, 0,
+ sizeof (windows_process.current_event));
+ windows_process.current_event.dwThreadId = windows_process.main_thread_id;
+ windows_process.current_event.dwDebugEventCode = EXCEPTION_DEBUG_EVENT;
+ windows_process.current_event.u.Exception.ExceptionRecord.ExceptionCode
= EXCEPTION_BREAKPOINT;
for_each_thread (suspend_one_thread);
}
-#ifdef _WIN32_WCE
-static int
-auto_delete_breakpoint (CORE_ADDR stop_pc)
-{
- return 1;
-}
-#endif
-
/* See nat/windows-nat.h. */
bool
-windows_nat::handle_ms_vc_exception (const EXCEPTION_RECORD *rec)
-{
- return false;
-}
-
-/* See nat/windows-nat.h. */
-
-bool
-windows_nat::handle_access_violation (const EXCEPTION_RECORD *rec)
+gdbserver_windows_process::handle_access_violation
+ (const EXCEPTION_RECORD *rec)
{
return false;
}
struct regcache *regcache = get_thread_regcache (current_thread, 1);
child_fetch_inferior_registers (regcache, -1);
- windows_thread_info *th = thread_rec (current_thread_ptid (),
- DONT_INVALIDATE_CONTEXT);
+ windows_thread_info *th
+ = windows_process.thread_rec (current_thread_ptid (),
+ DONT_INVALIDATE_CONTEXT);
th->stopped_at_software_breakpoint = false;
- if (current_event.dwDebugEventCode == EXCEPTION_DEBUG_EVENT
- && ((current_event.u.Exception.ExceptionRecord.ExceptionCode
+ if (windows_process.current_event.dwDebugEventCode == EXCEPTION_DEBUG_EVENT
+ && ((windows_process.current_event.u.Exception.ExceptionRecord.ExceptionCode
== EXCEPTION_BREAKPOINT)
- || (current_event.u.Exception.ExceptionRecord.ExceptionCode
+ || (windows_process.current_event.u.Exception.ExceptionRecord.ExceptionCode
== STATUS_WX86_BREAKPOINT))
- && child_initialization_done)
+ && windows_process.child_initialization_done)
{
th->stopped_at_software_breakpoint = true;
CORE_ADDR pc = regcache_read_pc (regcache);
{
ptid_t ptid;
- last_sig = GDB_SIGNAL_0;
- ourstatus->kind = TARGET_WAITKIND_SPURIOUS;
+ windows_process.last_sig = GDB_SIGNAL_0;
+ ourstatus->set_spurious ();
*continue_status = DBG_CONTINUE;
/* Check if GDB sent us an interrupt request. */
check_remote_input_interrupt_request ();
- if (soft_interrupt_requested)
+ DEBUG_EVENT *current_event = &windows_process.current_event;
+
+ if (windows_process.soft_interrupt_requested)
{
- soft_interrupt_requested = 0;
+ windows_process.soft_interrupt_requested = 0;
fake_breakpoint_event ();
goto gotevent;
}
- attaching = 0;
+ windows_process.attaching = 0;
{
- gdb::optional<pending_stop> stop = fetch_pending_stop (debug_threads);
+ gdb::optional<pending_stop> stop
+ = windows_process.fetch_pending_stop (debug_threads);
if (stop.has_value ())
{
*ourstatus = stop->status;
- current_event = stop->event;
- ptid = debug_event_ptid (¤t_event);
- current_thread = find_thread_ptid (ptid);
+ windows_process.current_event = stop->event;
+ ptid = debug_event_ptid (&windows_process.current_event);
+ switch_to_thread (find_thread_ptid (ptid));
return 1;
}
/* Keep the wait time low enough for comfortable remote
interruption, but high enough so gdbserver doesn't become a
bottleneck. */
- if (!wait_for_debug_event (¤t_event, 250))
+ if (!wait_for_debug_event (&windows_process.current_event, 250))
{
DWORD e = GetLastError();
load the application, e.g., if the main executable
tries to pull in a non-existing export from a
DLL. */
- ourstatus->kind = TARGET_WAITKIND_EXITED;
- ourstatus->value.integer = 1;
+ ourstatus->set_exited (1);
return 1;
}
gotevent:
- switch (current_event.dwDebugEventCode)
+ switch (current_event->dwDebugEventCode)
{
case CREATE_THREAD_DEBUG_EVENT:
OUTMSG2 (("gdbserver: kernel event CREATE_THREAD_DEBUG_EVENT "
"for pid=%u tid=%x)\n",
- (unsigned) current_event.dwProcessId,
- (unsigned) current_event.dwThreadId));
+ (unsigned) current_event->dwProcessId,
+ (unsigned) current_event->dwThreadId));
/* Record the existence of this thread. */
- child_add_thread (current_event.dwProcessId,
- current_event.dwThreadId,
- current_event.u.CreateThread.hThread,
- current_event.u.CreateThread.lpThreadLocalBase);
+ child_add_thread (current_event->dwProcessId,
+ current_event->dwThreadId,
+ current_event->u.CreateThread.hThread,
+ current_event->u.CreateThread.lpThreadLocalBase);
break;
case EXIT_THREAD_DEBUG_EVENT:
OUTMSG2 (("gdbserver: kernel event EXIT_THREAD_DEBUG_EVENT "
"for pid=%u tid=%x\n",
- (unsigned) current_event.dwProcessId,
- (unsigned) current_event.dwThreadId));
- child_delete_thread (current_event.dwProcessId,
- current_event.dwThreadId);
+ (unsigned) current_event->dwProcessId,
+ (unsigned) current_event->dwThreadId));
+ child_delete_thread (current_event->dwProcessId,
+ current_event->dwThreadId);
- current_thread = get_first_thread ();
+ switch_to_thread (get_first_thread ());
return 1;
case CREATE_PROCESS_DEBUG_EVENT:
OUTMSG2 (("gdbserver: kernel event CREATE_PROCESS_DEBUG_EVENT "
"for pid=%u tid=%x\n",
- (unsigned) current_event.dwProcessId,
- (unsigned) current_event.dwThreadId));
- CloseHandle (current_event.u.CreateProcessInfo.hFile);
+ (unsigned) current_event->dwProcessId,
+ (unsigned) current_event->dwThreadId));
+ CloseHandle (current_event->u.CreateProcessInfo.hFile);
- if (open_process_used)
+ if (windows_process.open_process_used)
{
- CloseHandle (current_process_handle);
- open_process_used = false;
+ CloseHandle (windows_process.handle);
+ windows_process.open_process_used = false;
}
- current_process_handle = current_event.u.CreateProcessInfo.hProcess;
- main_thread_id = current_event.dwThreadId;
+ windows_process.handle = current_event->u.CreateProcessInfo.hProcess;
+ windows_process.main_thread_id = current_event->dwThreadId;
/* Add the main thread. */
- child_add_thread (current_event.dwProcessId,
- main_thread_id,
- current_event.u.CreateProcessInfo.hThread,
- current_event.u.CreateProcessInfo.lpThreadLocalBase);
+ child_add_thread (current_event->dwProcessId,
+ windows_process.main_thread_id,
+ current_event->u.CreateProcessInfo.hThread,
+ current_event->u.CreateProcessInfo.lpThreadLocalBase);
break;
case EXIT_PROCESS_DEBUG_EVENT:
OUTMSG2 (("gdbserver: kernel event EXIT_PROCESS_DEBUG_EVENT "
"for pid=%u tid=%x\n",
- (unsigned) current_event.dwProcessId,
- (unsigned) current_event.dwThreadId));
+ (unsigned) current_event->dwProcessId,
+ (unsigned) current_event->dwThreadId));
{
- DWORD exit_status = current_event.u.ExitProcess.dwExitCode;
+ DWORD exit_status = current_event->u.ExitProcess.dwExitCode;
/* If the exit status looks like a fatal exception, but we
don't recognize the exception's code, make the original
exit status value available, to avoid losing information. */
int exit_signal
= WIFSIGNALED (exit_status) ? WTERMSIG (exit_status) : -1;
if (exit_signal == -1)
- {
- ourstatus->kind = TARGET_WAITKIND_EXITED;
- ourstatus->value.integer = exit_status;
- }
+ ourstatus->set_exited (exit_status);
else
- {
- ourstatus->kind = TARGET_WAITKIND_SIGNALLED;
- ourstatus->value.sig = gdb_signal_from_host (exit_signal);
- }
+ ourstatus->set_signalled (gdb_signal_from_host (exit_signal));
}
- child_continue (DBG_CONTINUE, desired_stop_thread_id);
+ child_continue (DBG_CONTINUE, windows_process.desired_stop_thread_id);
break;
case LOAD_DLL_DEBUG_EVENT:
OUTMSG2 (("gdbserver: kernel event LOAD_DLL_DEBUG_EVENT "
"for pid=%u tid=%x\n",
- (unsigned) current_event.dwProcessId,
- (unsigned) current_event.dwThreadId));
- CloseHandle (current_event.u.LoadDll.hFile);
- if (! child_initialization_done)
+ (unsigned) current_event->dwProcessId,
+ (unsigned) current_event->dwThreadId));
+ CloseHandle (current_event->u.LoadDll.hFile);
+ if (! windows_process.child_initialization_done)
break;
- handle_load_dll ();
+ windows_process.dll_loaded_event ();
- ourstatus->kind = TARGET_WAITKIND_LOADED;
- ourstatus->value.sig = GDB_SIGNAL_TRAP;
+ ourstatus->set_loaded ();
break;
case UNLOAD_DLL_DEBUG_EVENT:
OUTMSG2 (("gdbserver: kernel event UNLOAD_DLL_DEBUG_EVENT "
"for pid=%u tid=%x\n",
- (unsigned) current_event.dwProcessId,
- (unsigned) current_event.dwThreadId));
- if (! child_initialization_done)
+ (unsigned) current_event->dwProcessId,
+ (unsigned) current_event->dwThreadId));
+ if (! windows_process.child_initialization_done)
break;
- handle_unload_dll ();
- ourstatus->kind = TARGET_WAITKIND_LOADED;
- ourstatus->value.sig = GDB_SIGNAL_TRAP;
+ windows_process.handle_unload_dll ();
+ ourstatus->set_loaded ();
break;
case EXCEPTION_DEBUG_EVENT:
OUTMSG2 (("gdbserver: kernel event EXCEPTION_DEBUG_EVENT "
"for pid=%u tid=%x\n",
- (unsigned) current_event.dwProcessId,
- (unsigned) current_event.dwThreadId));
- if (handle_exception (ourstatus, debug_threads)
+ (unsigned) current_event->dwProcessId,
+ (unsigned) current_event->dwThreadId));
+ if (windows_process.handle_exception (ourstatus, debug_threads)
== HANDLE_EXCEPTION_UNHANDLED)
*continue_status = DBG_EXCEPTION_NOT_HANDLED;
break;
/* A message from the kernel (or Cygwin). */
OUTMSG2 (("gdbserver: kernel event OUTPUT_DEBUG_STRING_EVENT "
"for pid=%u tid=%x\n",
- (unsigned) current_event.dwProcessId,
- (unsigned) current_event.dwThreadId));
- handle_output_debug_string (nullptr);
+ (unsigned) current_event->dwProcessId,
+ (unsigned) current_event->dwThreadId));
+ windows_process.handle_output_debug_string (nullptr);
break;
default:
OUTMSG2 (("gdbserver: kernel event unknown "
"for pid=%u tid=%x code=%x\n",
- (unsigned) current_event.dwProcessId,
- (unsigned) current_event.dwThreadId,
- (unsigned) current_event.dwDebugEventCode));
+ (unsigned) current_event->dwProcessId,
+ (unsigned) current_event->dwThreadId,
+ (unsigned) current_event->dwDebugEventCode));
break;
}
- ptid = debug_event_ptid (¤t_event);
+ ptid = debug_event_ptid (&windows_process.current_event);
- if (desired_stop_thread_id != -1 && desired_stop_thread_id != ptid.lwp ())
+ if (windows_process.desired_stop_thread_id != -1
+ && windows_process.desired_stop_thread_id != ptid.lwp ())
{
/* Pending stop. See the comment by the definition of
"pending_stops" for details on why this is needed. */
OUTMSG2 (("get_windows_debug_event - "
"unexpected stop in 0x%lx (expecting 0x%x)\n",
- ptid.lwp (), desired_stop_thread_id));
+ ptid.lwp (), windows_process.desired_stop_thread_id));
maybe_adjust_pc ();
- pending_stops.push_back ({(DWORD) ptid.lwp (), *ourstatus, current_event});
- ourstatus->kind = TARGET_WAITKIND_SPURIOUS;
+ windows_process.pending_stops.push_back
+ ({(DWORD) ptid.lwp (), *ourstatus, *current_event});
+ ourstatus->set_spurious ();
}
else
- current_thread = find_thread_ptid (ptid);
+ switch_to_thread (find_thread_ptid (ptid));
return 1;
}
win32_process_target::wait (ptid_t ptid, target_waitstatus *ourstatus,
target_wait_flags options)
{
- if (cached_status.kind != TARGET_WAITKIND_IGNORE)
+ if (windows_process.cached_status.kind () != TARGET_WAITKIND_IGNORE)
{
/* The core always does a wait after creating the inferior, and
do_initial_child_stuff already ran the inferior to the
initial breakpoint (or an exit, if creating the process
fails). Report it now. */
- *ourstatus = cached_status;
- cached_status.kind = TARGET_WAITKIND_IGNORE;
- return debug_event_ptid (¤t_event);
+ *ourstatus = windows_process.cached_status;
+ windows_process.cached_status.set_ignore ();
+ return debug_event_ptid (&windows_process.current_event);
}
while (1)
if (!get_child_debug_event (&continue_status, ourstatus))
continue;
- switch (ourstatus->kind)
+ switch (ourstatus->kind ())
{
case TARGET_WAITKIND_EXITED:
OUTMSG2 (("Child exited with retcode = %x\n",
- ourstatus->value.integer));
+ ourstatus->exit_status ()));
win32_clear_inferiors ();
- return ptid_t (current_event.dwProcessId);
+ return ptid_t (windows_process.current_event.dwProcessId);
case TARGET_WAITKIND_STOPPED:
case TARGET_WAITKIND_SIGNALLED:
case TARGET_WAITKIND_LOADED:
{
OUTMSG2 (("Child Stopped with signal = %d \n",
- ourstatus->value.sig));
+ ourstatus->sig ()));
maybe_adjust_pc ();
- return debug_event_ptid (¤t_event);
+ return debug_event_ptid (&windows_process.current_event);
}
default:
- OUTMSG (("Ignoring unknown internal event, %d\n", ourstatus->kind));
+ OUTMSG (("Ignoring unknown internal event, %d\n",
+ ourstatus->kind ()));
/* fall-through */
case TARGET_WAITKIND_SPURIOUS:
/* do nothing, just continue */
- child_continue (continue_status, desired_stop_thread_id);
+ child_continue (continue_status,
+ windows_process.desired_stop_thread_id);
break;
}
}
void
win32_process_target::request_interrupt ()
{
- winapi_DebugBreakProcess DebugBreakProcess;
- winapi_GenerateConsoleCtrlEvent GenerateConsoleCtrlEvent;
-
-#ifdef _WIN32_WCE
- HMODULE dll = GetModuleHandle (_T("COREDLL.DLL"));
-#else
- HMODULE dll = GetModuleHandle (_T("KERNEL32.DLL"));
-#endif
-
- GenerateConsoleCtrlEvent = GETPROCADDRESS (dll, GenerateConsoleCtrlEvent);
-
- if (GenerateConsoleCtrlEvent != NULL
- && GenerateConsoleCtrlEvent (CTRL_BREAK_EVENT, current_process_id))
+ if (GenerateConsoleCtrlEvent (CTRL_BREAK_EVENT, signal_pid))
return;
/* GenerateConsoleCtrlEvent can fail if process id being debugged is
Fallback to XP/Vista 'DebugBreakProcess', which generates a
breakpoint exception in the interior process. */
- DebugBreakProcess = GETPROCADDRESS (dll, DebugBreakProcess);
-
- if (DebugBreakProcess != NULL
- && DebugBreakProcess (current_process_handle))
+ if (DebugBreakProcess (windows_process.handle))
return;
/* Last resort, suspend all threads manually. */
- soft_interrupt_requested = 1;
+ windows_process.soft_interrupt_requested = 1;
}
bool
return true;
}
-#ifdef _WIN32_WCE
-int
-win32_error_to_fileio_error (DWORD err)
-{
- switch (err)
- {
- case ERROR_BAD_PATHNAME:
- case ERROR_FILE_NOT_FOUND:
- case ERROR_INVALID_NAME:
- case ERROR_PATH_NOT_FOUND:
- return FILEIO_ENOENT;
- case ERROR_CRC:
- case ERROR_IO_DEVICE:
- case ERROR_OPEN_FAILED:
- return FILEIO_EIO;
- case ERROR_INVALID_HANDLE:
- return FILEIO_EBADF;
- case ERROR_ACCESS_DENIED:
- case ERROR_SHARING_VIOLATION:
- return FILEIO_EACCES;
- case ERROR_NOACCESS:
- return FILEIO_EFAULT;
- case ERROR_BUSY:
- return FILEIO_EBUSY;
- case ERROR_ALREADY_EXISTS:
- case ERROR_FILE_EXISTS:
- return FILEIO_EEXIST;
- case ERROR_BAD_DEVICE:
- return FILEIO_ENODEV;
- case ERROR_DIRECTORY:
- return FILEIO_ENOTDIR;
- case ERROR_FILENAME_EXCED_RANGE:
- case ERROR_INVALID_DATA:
- case ERROR_INVALID_PARAMETER:
- case ERROR_NEGATIVE_SEEK:
- return FILEIO_EINVAL;
- case ERROR_TOO_MANY_OPEN_FILES:
- return FILEIO_EMFILE;
- case ERROR_HANDLE_DISK_FULL:
- case ERROR_DISK_FULL:
- return FILEIO_ENOSPC;
- case ERROR_WRITE_PROTECT:
- return FILEIO_EROFS;
- case ERROR_NOT_SUPPORTED:
- return FILEIO_ENOSYS;
- }
-
- return FILEIO_EUNKNOWN;
-}
-
-void
-win32_process_target::hostio_last_error (char *buf)
-{
- DWORD winerr = GetLastError ();
- int fileio_err = win32_error_to_fileio_error (winerr);
- sprintf (buf, "F-1,%x", fileio_err);
-}
-#endif
-
bool
win32_process_target::supports_qxfer_siginfo ()
{
unsigned const char *writebuf,
CORE_ADDR offset, int len)
{
- if (siginfo_er.ExceptionCode == 0)
+ if (windows_process.siginfo_er.ExceptionCode == 0)
return -1;
if (readbuf == nullptr)
return -1;
- char *buf = (char *) &siginfo_er;
- size_t bufsize = sizeof (siginfo_er);
+ char *buf = (char *) &windows_process.siginfo_er;
+ size_t bufsize = sizeof (windows_process.siginfo_er);
#ifdef __x86_64__
EXCEPTION_RECORD32 er32;
- if (wow64_process)
+ if (windows_process.wow64_process)
{
buf = (char *) &er32;
bufsize = sizeof (er32);
- er32.ExceptionCode = siginfo_er.ExceptionCode;
- er32.ExceptionFlags = siginfo_er.ExceptionFlags;
- er32.ExceptionRecord = (uintptr_t) siginfo_er.ExceptionRecord;
- er32.ExceptionAddress = (uintptr_t) siginfo_er.ExceptionAddress;
- er32.NumberParameters = siginfo_er.NumberParameters;
+ er32.ExceptionCode = windows_process.siginfo_er.ExceptionCode;
+ er32.ExceptionFlags = windows_process.siginfo_er.ExceptionFlags;
+ er32.ExceptionRecord
+ = (uintptr_t) windows_process.siginfo_er.ExceptionRecord;
+ er32.ExceptionAddress
+ = (uintptr_t) windows_process.siginfo_er.ExceptionAddress;
+ er32.NumberParameters = windows_process.siginfo_er.NumberParameters;
int i;
for (i = 0; i < EXCEPTION_MAXIMUM_PARAMETERS; i++)
- er32.ExceptionInformation[i] = siginfo_er.ExceptionInformation[i];
+ er32.ExceptionInformation[i]
+ = windows_process.siginfo_er.ExceptionInformation[i];
}
#endif
win32_process_target::get_tib_address (ptid_t ptid, CORE_ADDR *addr)
{
windows_thread_info *th;
- th = thread_rec (ptid, DONT_INVALIDATE_CONTEXT);
+ th = windows_process.thread_rec (ptid, DONT_INVALIDATE_CONTEXT);
if (th == NULL)
return 0;
if (addr != NULL)
bool
win32_process_target::stopped_by_sw_breakpoint ()
{
- windows_thread_info *th = thread_rec (current_thread_ptid (),
- DONT_INVALIDATE_CONTEXT);
+ windows_thread_info *th
+ = windows_process.thread_rec (current_thread_ptid (),
+ DONT_INVALIDATE_CONTEXT);
return th == nullptr ? false : th->stopped_at_software_breakpoint;
}
return (*the_low_target.set_pc) (regcache, pc);
}
+const char *
+win32_process_target::thread_name (ptid_t thread)
+{
+ windows_thread_info *th
+ = windows_process.thread_rec (current_thread_ptid (),
+ DONT_INVALIDATE_CONTEXT);
+ return th->thread_name ();
+}
+
+const char *
+win32_process_target::pid_to_exec_file (int pid)
+{
+ return windows_process.pid_to_exec_file (pid);
+}
+
/* The win32 target ops object. */
static win32_process_target the_win32_target;
set_target_ops (&the_win32_target);
the_low_target.arch_setup ();
-#ifdef __x86_64__
- /* These functions are loaded dynamically, because they are not available
- on Windows XP. */
- HMODULE dll = GetModuleHandle (_T("KERNEL32.DLL"));
- win32_Wow64GetThreadContext = GETPROCADDRESS (dll, Wow64GetThreadContext);
- win32_Wow64SetThreadContext = GETPROCADDRESS (dll, Wow64SetThreadContext);
-#endif
+ initialize_loadable ();
}