255 lines
11 KiB
C
255 lines
11 KiB
C
/*
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* Copyright 2000 Juergen Schmied
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef __WINE_NTDLL_MISC_H
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#define __WINE_NTDLL_MISC_H
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#include <stdarg.h>
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#include <signal.h>
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#include <sys/types.h>
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#include <pthread.h>
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#include "windef.h"
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#include "winnt.h"
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#include "winternl.h"
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#include "wine/server.h"
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#define MAX_NT_PATH_LENGTH 277
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#define MAX_DOS_DRIVES 26
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struct drive_info
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{
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dev_t dev;
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ino_t ino;
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};
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/* exceptions */
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extern void wait_suspend( CONTEXT *context );
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extern NTSTATUS send_debug_event( EXCEPTION_RECORD *rec, int first_chance, CONTEXT *context );
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extern LONG call_vectored_handlers( EXCEPTION_RECORD *rec, CONTEXT *context );
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extern void raise_status( NTSTATUS status, EXCEPTION_RECORD *rec ) DECLSPEC_NORETURN;
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extern void set_cpu_context( const CONTEXT *context );
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extern void copy_context( CONTEXT *to, const CONTEXT *from, DWORD flags );
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extern NTSTATUS context_to_server( context_t *to, const CONTEXT *from );
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extern NTSTATUS context_from_server( CONTEXT *to, const context_t *from );
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extern void call_thread_entry_point( LPTHREAD_START_ROUTINE entry, void *arg ) DECLSPEC_NORETURN;
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/* debug helpers */
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extern LPCSTR debugstr_us( const UNICODE_STRING *str );
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extern LPCSTR debugstr_ObjectAttributes(const OBJECT_ATTRIBUTES *oa);
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extern NTSTATUS NTDLL_queue_process_apc( HANDLE process, const apc_call_t *call, apc_result_t *result );
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extern NTSTATUS NTDLL_wait_for_multiple_objects( UINT count, const HANDLE *handles, UINT flags,
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const LARGE_INTEGER *timeout, HANDLE signal_object );
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/* init routines */
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extern void signal_init_thread( TEB *teb );
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extern void signal_init_process(void);
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extern size_t get_signal_stack_total_size(void);
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extern void version_init( const WCHAR *appname );
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extern void debug_init(void);
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extern HANDLE thread_init(void);
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extern void actctx_init(void);
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extern void virtual_init(void);
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extern void virtual_init_threading(void);
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extern void fill_cpu_info(void);
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/* server support */
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extern timeout_t server_start_time;
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extern unsigned int server_cpus;
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extern int is_wow64;
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extern void server_init_process(void);
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extern NTSTATUS server_init_process_done(void);
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extern size_t server_init_thread( void *entry_point );
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extern void DECLSPEC_NORETURN server_protocol_error( const char *err, ... );
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extern void DECLSPEC_NORETURN server_protocol_perror( const char *err );
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extern void DECLSPEC_NORETURN abort_thread( int status );
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extern void DECLSPEC_NORETURN terminate_thread( int status );
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extern void DECLSPEC_NORETURN exit_thread( int status );
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extern sigset_t server_block_set;
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extern void server_enter_uninterrupted_section( RTL_CRITICAL_SECTION *cs, sigset_t *sigset );
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extern void server_leave_uninterrupted_section( RTL_CRITICAL_SECTION *cs, sigset_t *sigset );
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extern int server_remove_fd_from_cache( HANDLE handle );
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extern int server_get_unix_fd( HANDLE handle, unsigned int access, int *unix_fd,
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int *needs_close, enum server_fd_type *type, unsigned int *options );
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extern int server_pipe( int fd[2] );
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/* security descriptors */
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NTSTATUS NTDLL_create_struct_sd(PSECURITY_DESCRIPTOR nt_sd, struct security_descriptor **server_sd,
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data_size_t *server_sd_len);
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void NTDLL_free_struct_sd(struct security_descriptor *server_sd);
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/* module handling */
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extern NTSTATUS MODULE_DllThreadAttach( LPVOID lpReserved );
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extern FARPROC RELAY_GetProcAddress( HMODULE module, const IMAGE_EXPORT_DIRECTORY *exports,
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DWORD exp_size, FARPROC proc, DWORD ordinal, const WCHAR *user );
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extern FARPROC SNOOP_GetProcAddress( HMODULE hmod, const IMAGE_EXPORT_DIRECTORY *exports, DWORD exp_size,
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FARPROC origfun, DWORD ordinal, const WCHAR *user );
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extern void RELAY_SetupDLL( HMODULE hmod );
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extern void SNOOP_SetupDLL( HMODULE hmod );
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extern UNICODE_STRING windows_dir;
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extern UNICODE_STRING system_dir;
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typedef LONG (WINAPI *PUNHANDLED_EXCEPTION_FILTER)(PEXCEPTION_POINTERS);
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extern PUNHANDLED_EXCEPTION_FILTER unhandled_exception_filter;
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/* redefine these to make sure we don't reference kernel symbols */
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#define GetProcessHeap() (NtCurrentTeb()->Peb->ProcessHeap)
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#define GetCurrentProcessId() (HandleToULong(NtCurrentTeb()->ClientId.UniqueProcess))
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#define GetCurrentThreadId() (HandleToULong(NtCurrentTeb()->ClientId.UniqueThread))
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/* Device IO */
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extern NTSTATUS CDROM_DeviceIoControl(HANDLE hDevice,
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HANDLE hEvent, PIO_APC_ROUTINE UserApcRoutine,
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PVOID UserApcContext,
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PIO_STATUS_BLOCK piosb,
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ULONG IoControlCode,
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LPVOID lpInBuffer, DWORD nInBufferSize,
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LPVOID lpOutBuffer, DWORD nOutBufferSize);
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extern NTSTATUS COMM_DeviceIoControl(HANDLE hDevice,
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HANDLE hEvent, PIO_APC_ROUTINE UserApcRoutine,
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PVOID UserApcContext,
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PIO_STATUS_BLOCK piosb,
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ULONG IoControlCode,
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LPVOID lpInBuffer, DWORD nInBufferSize,
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LPVOID lpOutBuffer, DWORD nOutBufferSize);
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extern NTSTATUS TAPE_DeviceIoControl(HANDLE hDevice,
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HANDLE hEvent, PIO_APC_ROUTINE UserApcRoutine,
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PVOID UserApcContext,
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PIO_STATUS_BLOCK piosb,
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ULONG IoControlCode,
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LPVOID lpInBuffer, DWORD nInBufferSize,
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LPVOID lpOutBuffer, DWORD nOutBufferSize);
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/* file I/O */
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extern NTSTATUS FILE_GetNtStatus(void);
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extern BOOL DIR_is_hidden_file( const UNICODE_STRING *name );
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extern NTSTATUS DIR_unmount_device( HANDLE handle );
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extern NTSTATUS DIR_get_unix_cwd( char **cwd );
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extern unsigned int DIR_get_drives_info( struct drive_info info[MAX_DOS_DRIVES] );
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/* virtual memory */
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extern void virtual_get_system_info( SYSTEM_BASIC_INFORMATION *info );
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extern NTSTATUS virtual_create_system_view( void *base, SIZE_T size, DWORD vprot );
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extern NTSTATUS virtual_alloc_thread_stack( TEB *teb, SIZE_T reserve_size, SIZE_T commit_size );
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extern void virtual_clear_thread_stack(void);
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extern BOOL virtual_handle_stack_fault( void *addr );
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extern NTSTATUS virtual_handle_fault( LPCVOID addr, DWORD err );
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extern BOOL virtual_check_buffer_for_read( const void *ptr, SIZE_T size );
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extern BOOL virtual_check_buffer_for_write( void *ptr, SIZE_T size );
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extern void VIRTUAL_SetForceExec( BOOL enable );
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extern void virtual_release_address_space( BOOL free_high_mem );
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extern struct _KUSER_SHARED_DATA *user_shared_data;
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/* completion */
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extern NTSTATUS NTDLL_AddCompletion( HANDLE hFile, ULONG_PTR CompletionValue,
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NTSTATUS CompletionStatus, ULONG Information );
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/* code pages */
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extern int ntdll_umbstowcs(DWORD flags, const char* src, int srclen, WCHAR* dst, int dstlen);
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extern int ntdll_wcstoumbs(DWORD flags, const WCHAR* src, int srclen, char* dst, int dstlen,
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const char* defchar, int *used );
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extern int CDECL NTDLL__vsnprintf( char *str, SIZE_T len, const char *format, __ms_va_list args );
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extern int CDECL NTDLL__vsnwprintf( WCHAR *str, SIZE_T len, const WCHAR *format, __ms_va_list args );
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/* load order */
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enum loadorder
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{
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LO_INVALID,
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LO_DISABLED,
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LO_NATIVE,
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LO_BUILTIN,
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LO_NATIVE_BUILTIN, /* native then builtin */
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LO_BUILTIN_NATIVE, /* builtin then native */
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LO_DEFAULT /* nothing specified, use default strategy */
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};
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extern enum loadorder get_load_order( const WCHAR *app_name, const WCHAR *path );
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struct debug_info
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{
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char *str_pos; /* current position in strings buffer */
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char *out_pos; /* current position in output buffer */
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char strings[1024]; /* buffer for temporary strings */
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char output[1024]; /* current output line */
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};
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/* thread private data, stored in NtCurrentTeb()->SystemReserved2 */
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struct ntdll_thread_data
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{
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DWORD fs; /* 1d4/300 TEB selector */
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DWORD gs; /* 1d8/304 libc selector; update winebuild if you move this! */
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struct debug_info *debug_info; /* 1dc/308 info for debugstr functions */
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int request_fd; /* 1e0/310 fd for sending server requests */
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int reply_fd; /* 1e4/314 fd for receiving server replies */
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int wait_fd[2]; /* 1e8/318 fd for sleeping server requests */
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BOOL wow64_redir; /* 1f0/320 Wow64 filesystem redirection flag */
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#ifdef __i386__
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void *vm86_ptr; /* 1f4/328 data for vm86 mode */
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#else
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void *exit_frame; /* 1f4/328 exit frame pointer */
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#endif
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pthread_t pthread_id; /* 1f8/330 pthread thread id */
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};
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static inline struct ntdll_thread_data *ntdll_get_thread_data(void)
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{
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return (struct ntdll_thread_data *)NtCurrentTeb()->SystemReserved2;
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}
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/* thread debug_registers, stored in NtCurrentTeb()->SpareBytes1 */
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struct ntdll_thread_regs
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{
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DWORD dr0;
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DWORD dr1;
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DWORD dr2;
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DWORD dr3;
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DWORD dr6;
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DWORD dr7;
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};
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static inline struct ntdll_thread_regs *ntdll_get_thread_regs(void)
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{
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return (struct ntdll_thread_regs *)NtCurrentTeb()->SpareBytes1;
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}
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/* Register functions */
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#ifdef __i386__
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#define DEFINE_REGS_ENTRYPOINT( name, args ) \
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__ASM_GLOBAL_FUNC( name, \
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".byte 0x68\n\t" /* pushl $__regs_func */ \
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".long " __ASM_NAME("__regs_") #name "-.-11\n\t" \
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".byte 0x6a," #args "\n\t" /* pushl $args */ \
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"call " __ASM_NAME("__wine_call_from_32_regs") "\n\t" \
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"ret $(4*" #args ")" ) /* fake ret to make copy protections happy */
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#elif defined(__x86_64__)
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#define DEFINE_REGS_ENTRYPOINT( name, args ) \
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__ASM_GLOBAL_FUNC( name, \
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"movq %rcx,8(%rsp)\n\t" \
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"movq %rdx,16(%rsp)\n\t" \
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"movq $" #args ",%rcx\n\t" \
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"leaq " __ASM_NAME("__regs_") #name "(%rip),%rdx\n\t" \
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"call " __ASM_NAME("__wine_call_from_regs"))
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#endif
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#endif
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