/* * Copyright 2000 Juergen Schmied * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #ifndef __WINE_NTDLL_MISC_H #define __WINE_NTDLL_MISC_H #include #include #include #include #include "windef.h" #include "winnt.h" #include "winternl.h" #include "wine/server.h" #define MAX_NT_PATH_LENGTH 277 #define MAX_DOS_DRIVES 26 struct drive_info { dev_t dev; ino_t ino; }; /* exceptions */ extern void wait_suspend( CONTEXT *context ); extern NTSTATUS send_debug_event( EXCEPTION_RECORD *rec, int first_chance, CONTEXT *context ); extern LONG call_vectored_handlers( EXCEPTION_RECORD *rec, CONTEXT *context ); extern void raise_status( NTSTATUS status, EXCEPTION_RECORD *rec ) DECLSPEC_NORETURN; extern void set_cpu_context( const CONTEXT *context ); extern void copy_context( CONTEXT *to, const CONTEXT *from, DWORD flags ); extern NTSTATUS context_to_server( context_t *to, const CONTEXT *from ); extern NTSTATUS context_from_server( CONTEXT *to, const context_t *from ); extern void call_thread_entry_point( LPTHREAD_START_ROUTINE entry, void *arg ) DECLSPEC_NORETURN; /* debug helpers */ extern LPCSTR debugstr_us( const UNICODE_STRING *str ); extern LPCSTR debugstr_ObjectAttributes(const OBJECT_ATTRIBUTES *oa); extern NTSTATUS NTDLL_queue_process_apc( HANDLE process, const apc_call_t *call, apc_result_t *result ); extern NTSTATUS NTDLL_wait_for_multiple_objects( UINT count, const HANDLE *handles, UINT flags, const LARGE_INTEGER *timeout, HANDLE signal_object ); /* init routines */ extern void signal_init_thread( TEB *teb ); extern void signal_init_process(void); extern size_t get_signal_stack_total_size(void); extern void version_init( const WCHAR *appname ); extern void debug_init(void); extern HANDLE thread_init(void); extern void actctx_init(void); extern void virtual_init(void); extern void virtual_init_threading(void); /* server support */ extern timeout_t server_start_time; extern unsigned int server_cpus; extern void server_init_process(void); extern NTSTATUS server_init_process_done(void); extern size_t server_init_thread( void *entry_point ); extern void DECLSPEC_NORETURN server_protocol_error( const char *err, ... ); extern void DECLSPEC_NORETURN server_protocol_perror( const char *err ); extern void DECLSPEC_NORETURN abort_thread( int status ); extern void DECLSPEC_NORETURN exit_thread( int status ); extern sigset_t server_block_set; extern void server_enter_uninterrupted_section( RTL_CRITICAL_SECTION *cs, sigset_t *sigset ); extern void server_leave_uninterrupted_section( RTL_CRITICAL_SECTION *cs, sigset_t *sigset ); extern int server_remove_fd_from_cache( HANDLE handle ); extern int server_get_unix_fd( HANDLE handle, unsigned int access, int *unix_fd, int *needs_close, enum server_fd_type *type, unsigned int *options ); /* security descriptors */ NTSTATUS NTDLL_create_struct_sd(PSECURITY_DESCRIPTOR nt_sd, struct security_descriptor **server_sd, data_size_t *server_sd_len); void NTDLL_free_struct_sd(struct security_descriptor *server_sd); /* module handling */ extern NTSTATUS MODULE_DllThreadAttach( LPVOID lpReserved ); extern FARPROC RELAY_GetProcAddress( HMODULE module, const IMAGE_EXPORT_DIRECTORY *exports, DWORD exp_size, FARPROC proc, DWORD ordinal, const WCHAR *user ); extern FARPROC SNOOP_GetProcAddress( HMODULE hmod, const IMAGE_EXPORT_DIRECTORY *exports, DWORD exp_size, FARPROC origfun, DWORD ordinal, const WCHAR *user ); extern void RELAY_SetupDLL( HMODULE hmod ); extern void SNOOP_SetupDLL( HMODULE hmod ); extern UNICODE_STRING windows_dir; extern UNICODE_STRING system_dir; typedef LONG (WINAPI *PUNHANDLED_EXCEPTION_FILTER)(PEXCEPTION_POINTERS); extern PUNHANDLED_EXCEPTION_FILTER unhandled_exception_filter; /* redefine these to make sure we don't reference kernel symbols */ #define GetProcessHeap() (NtCurrentTeb()->Peb->ProcessHeap) #define GetCurrentProcessId() (HandleToULong(NtCurrentTeb()->ClientId.UniqueProcess)) #define GetCurrentThreadId() (HandleToULong(NtCurrentTeb()->ClientId.UniqueThread)) /* Device IO */ extern NTSTATUS CDROM_DeviceIoControl(HANDLE hDevice, HANDLE hEvent, PIO_APC_ROUTINE UserApcRoutine, PVOID UserApcContext, PIO_STATUS_BLOCK piosb, ULONG IoControlCode, LPVOID lpInBuffer, DWORD nInBufferSize, LPVOID lpOutBuffer, DWORD nOutBufferSize); extern NTSTATUS COMM_DeviceIoControl(HANDLE hDevice, HANDLE hEvent, PIO_APC_ROUTINE UserApcRoutine, PVOID UserApcContext, PIO_STATUS_BLOCK piosb, ULONG IoControlCode, LPVOID lpInBuffer, DWORD nInBufferSize, LPVOID lpOutBuffer, DWORD nOutBufferSize); extern NTSTATUS TAPE_DeviceIoControl(HANDLE hDevice, HANDLE hEvent, PIO_APC_ROUTINE UserApcRoutine, PVOID UserApcContext, PIO_STATUS_BLOCK piosb, ULONG IoControlCode, LPVOID lpInBuffer, DWORD nInBufferSize, LPVOID lpOutBuffer, DWORD nOutBufferSize); /* file I/O */ extern NTSTATUS FILE_GetNtStatus(void); extern BOOL DIR_is_hidden_file( const UNICODE_STRING *name ); extern NTSTATUS DIR_unmount_device( HANDLE handle ); extern NTSTATUS DIR_get_unix_cwd( char **cwd ); extern unsigned int DIR_get_drives_info( struct drive_info info[MAX_DOS_DRIVES] ); /* virtual memory */ extern void virtual_get_system_info( SYSTEM_BASIC_INFORMATION *info ); extern NTSTATUS virtual_create_system_view( void *base, SIZE_T size, DWORD vprot ); extern NTSTATUS virtual_alloc_thread_stack( TEB *teb, SIZE_T reserve_size, SIZE_T commit_size ); extern void virtual_clear_thread_stack(void); extern BOOL virtual_handle_stack_fault( void *addr ); extern NTSTATUS virtual_handle_fault( LPCVOID addr, DWORD err ); extern BOOL virtual_check_buffer_for_read( const void *ptr, SIZE_T size ); extern BOOL virtual_check_buffer_for_write( void *ptr, SIZE_T size ); extern void VIRTUAL_SetForceExec( BOOL enable ); extern void virtual_release_address_space( BOOL free_high_mem ); extern struct _KUSER_SHARED_DATA *user_shared_data; /* completion */ extern NTSTATUS NTDLL_AddCompletion( HANDLE hFile, ULONG_PTR CompletionValue, NTSTATUS CompletionStatus, ULONG Information ); /* code pages */ extern int ntdll_umbstowcs(DWORD flags, const char* src, int srclen, WCHAR* dst, int dstlen); extern int ntdll_wcstoumbs(DWORD flags, const WCHAR* src, int srclen, char* dst, int dstlen, const char* defchar, int *used ); extern int CDECL NTDLL__vsnprintf( char *str, SIZE_T len, const char *format, __ms_va_list args ); extern int CDECL NTDLL__vsnwprintf( WCHAR *str, SIZE_T len, const WCHAR *format, __ms_va_list args ); /* load order */ enum loadorder { LO_INVALID, LO_DISABLED, LO_NATIVE, LO_BUILTIN, LO_NATIVE_BUILTIN, /* native then builtin */ LO_BUILTIN_NATIVE, /* builtin then native */ LO_DEFAULT /* nothing specified, use default strategy */ }; extern enum loadorder get_load_order( const WCHAR *app_name, const WCHAR *path ); struct debug_info { char *str_pos; /* current position in strings buffer */ char *out_pos; /* current position in output buffer */ char strings[1024]; /* buffer for temporary strings */ char output[1024]; /* current output line */ }; /* thread private data, stored in NtCurrentTeb()->SystemReserved2 */ struct ntdll_thread_data { DWORD fs; /* 1d4/300 TEB selector */ DWORD gs; /* 1d8/304 libc selector; update winebuild if you move this! */ struct debug_info *debug_info; /* 1dc/308 info for debugstr functions */ int request_fd; /* 1e0/310 fd for sending server requests */ int reply_fd; /* 1e4/314 fd for receiving server replies */ int wait_fd[2]; /* 1e8/318 fd for sleeping server requests */ void *vm86_ptr; /* 1f0/320 data for vm86 mode */ pthread_t pthread_id; /* 1f4/328 pthread thread id */ }; static inline struct ntdll_thread_data *ntdll_get_thread_data(void) { return (struct ntdll_thread_data *)NtCurrentTeb()->SystemReserved2; } /* thread debug_registers, stored in NtCurrentTeb()->SpareBytes1 */ struct ntdll_thread_regs { DWORD dr0; DWORD dr1; DWORD dr2; DWORD dr3; DWORD dr6; DWORD dr7; }; static inline struct ntdll_thread_regs *ntdll_get_thread_regs(void) { return (struct ntdll_thread_regs *)NtCurrentTeb()->SpareBytes1; } /* Register functions */ #ifdef __i386__ #define DEFINE_REGS_ENTRYPOINT( name, args ) \ __ASM_GLOBAL_FUNC( name, \ ".byte 0x68\n\t" /* pushl $__regs_func */ \ ".long " __ASM_NAME("__regs_") #name "-.-11\n\t" \ ".byte 0x6a," #args "\n\t" /* pushl $args */ \ "call " __ASM_NAME("__wine_call_from_32_regs")) #elif defined(__x86_64__) #define DEFINE_REGS_ENTRYPOINT( name, args ) \ __ASM_GLOBAL_FUNC( name, \ "movq %rcx,8(%rsp)\n\t" \ "movq %rdx,16(%rsp)\n\t" \ "movq $" #args ",%rcx\n\t" \ "leaq " __ASM_NAME("__regs_") #name "(%rip),%rdx\n\t" \ "call " __ASM_NAME("__wine_call_from_regs")) #endif #endif