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Sweden-Number/dlls/ntdll/unix/unix_private.h

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/*
* Ntdll Unix private interface
*
* Copyright (C) 2020 Alexandre Julliard
*
* 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 __NTDLL_UNIX_PRIVATE_H
#define __NTDLL_UNIX_PRIVATE_H
#include <pthread.h>
#include <signal.h>
#include "unixlib.h"
#include "wine/list.h"
#ifdef __i386__
static const enum cpu_type client_cpu = CPU_x86;
#elif defined(__x86_64__)
static const enum cpu_type client_cpu = CPU_x86_64;
#elif defined(__arm__)
static const enum cpu_type client_cpu = CPU_ARM;
#elif defined(__aarch64__)
static const enum cpu_type client_cpu = CPU_ARM64;
#endif
struct debug_info
{
unsigned int str_pos; /* current position in strings buffer */
unsigned int 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()->GdiTebBatch */
struct ntdll_thread_data
{
void *cpu_data[16]; /* reserved for CPU-specific data */
struct debug_info *debug_info; /* info for debugstr functions */
void *start_stack; /* stack for thread startup */
int request_fd; /* fd for sending server requests */
int reply_fd; /* fd for receiving server replies */
int wait_fd[2]; /* fd for sleeping server requests */
pthread_t pthread_id; /* pthread thread id */
struct list entry; /* entry in TEB list */
PRTL_THREAD_START_ROUTINE start; /* thread entry point */
void *param; /* thread entry point parameter */
};
C_ASSERT( sizeof(struct ntdll_thread_data) <= sizeof(((TEB *)0)->GdiTebBatch) );
static inline struct ntdll_thread_data *ntdll_get_thread_data(void)
{
return (struct ntdll_thread_data *)&NtCurrentTeb()->GdiTebBatch;
}
static const SIZE_T page_size = 0x1000;
static const SIZE_T signal_stack_mask = 0xffff;
#ifdef _WIN64
static const SIZE_T teb_size = 0x2000;
static const SIZE_T teb_offset = 0;
static const SIZE_T signal_stack_size = 0x10000 - 0x2000;
#else
static const SIZE_T teb_size = 0x3000; /* TEB64 + TEB */
static const SIZE_T teb_offset = 0x2000;
static const SIZE_T signal_stack_size = 0x10000 - 0x3000;
#endif
/* callbacks to PE ntdll from the Unix side */
extern void (WINAPI *pDbgUiRemoteBreakin)( void *arg ) DECLSPEC_HIDDEN;
extern NTSTATUS (WINAPI *pKiRaiseUserExceptionDispatcher)(void) DECLSPEC_HIDDEN;
extern void (WINAPI *pKiUserApcDispatcher)(CONTEXT*,ULONG_PTR,ULONG_PTR,ULONG_PTR,PNTAPCFUNC) DECLSPEC_HIDDEN;
extern NTSTATUS (WINAPI *pKiUserExceptionDispatcher)(EXCEPTION_RECORD*,CONTEXT*) DECLSPEC_HIDDEN;
extern void (WINAPI *pLdrInitializeThunk)(CONTEXT*,void**,ULONG_PTR,ULONG_PTR) DECLSPEC_HIDDEN;
extern void (WINAPI *pRtlUserThreadStart)( PRTL_THREAD_START_ROUTINE entry, void *arg ) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL fast_RtlpWaitForCriticalSection( RTL_CRITICAL_SECTION *crit, int timeout ) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL fast_RtlpUnWaitCriticalSection( RTL_CRITICAL_SECTION *crit ) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL fast_RtlDeleteCriticalSection( RTL_CRITICAL_SECTION *crit ) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL fast_RtlTryAcquireSRWLockExclusive( RTL_SRWLOCK *lock ) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL fast_RtlAcquireSRWLockExclusive( RTL_SRWLOCK *lock ) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL fast_RtlTryAcquireSRWLockShared( RTL_SRWLOCK *lock ) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL fast_RtlAcquireSRWLockShared( RTL_SRWLOCK *lock ) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL fast_RtlReleaseSRWLockExclusive( RTL_SRWLOCK *lock ) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL fast_RtlReleaseSRWLockShared( RTL_SRWLOCK *lock ) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL fast_RtlWakeConditionVariable( RTL_CONDITION_VARIABLE *variable, int count ) DECLSPEC_HIDDEN;
extern LONGLONG CDECL fast_RtlGetSystemTimePrecise(void) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL fast_wait_cv( RTL_CONDITION_VARIABLE *variable, const void *value,
const LARGE_INTEGER *timeout ) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL get_initial_environment( WCHAR **wargv[], WCHAR *env, SIZE_T *size ) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL get_startup_info( startup_info_t *info, SIZE_T *total_size, SIZE_T *info_size ) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL get_dynamic_environment( WCHAR *env, SIZE_T *size ) DECLSPEC_HIDDEN;
extern void CDECL get_initial_directory( UNICODE_STRING *dir ) DECLSPEC_HIDDEN;
extern void CDECL get_initial_console( RTL_USER_PROCESS_PARAMETERS *params ) DECLSPEC_HIDDEN;
extern USHORT * CDECL get_unix_codepage_data(void) DECLSPEC_HIDDEN;
extern void CDECL get_locales( WCHAR *sys, WCHAR *user ) DECLSPEC_HIDDEN;
extern void CDECL virtual_release_address_space(void) DECLSPEC_HIDDEN;
extern NTSTATUS CDECL unwind_builtin_dll( ULONG type, struct _DISPATCHER_CONTEXT *dispatch,
CONTEXT *context ) DECLSPEC_HIDDEN;
extern void CDECL set_show_dot_files( BOOL enable ) DECLSPEC_HIDDEN;
extern const char *home_dir DECLSPEC_HIDDEN;
extern const char *data_dir DECLSPEC_HIDDEN;
extern const char *build_dir DECLSPEC_HIDDEN;
extern const char *config_dir DECLSPEC_HIDDEN;
extern const char *user_name DECLSPEC_HIDDEN;
extern const char **dll_paths DECLSPEC_HIDDEN;
extern USHORT *uctable DECLSPEC_HIDDEN;
extern USHORT *lctable DECLSPEC_HIDDEN;
extern SIZE_T startup_info_size DECLSPEC_HIDDEN;
extern int main_argc DECLSPEC_HIDDEN;
extern char **main_argv DECLSPEC_HIDDEN;
extern char **main_envp DECLSPEC_HIDDEN;
extern WCHAR **main_wargv DECLSPEC_HIDDEN;
extern unsigned int server_cpus DECLSPEC_HIDDEN;
extern BOOL is_wow64 DECLSPEC_HIDDEN;
extern BOOL process_exiting DECLSPEC_HIDDEN;
extern HANDLE keyed_event DECLSPEC_HIDDEN;
extern timeout_t server_start_time DECLSPEC_HIDDEN;
extern sigset_t server_block_set DECLSPEC_HIDDEN;
extern struct _KUSER_SHARED_DATA *user_shared_data DECLSPEC_HIDDEN;
#ifdef __i386__
extern struct ldt_copy __wine_ldt_copy DECLSPEC_HIDDEN;
#endif
extern void init_environment( int argc, char *argv[], char *envp[] ) DECLSPEC_HIDDEN;
extern DWORD ntdll_umbstowcs( const char *src, DWORD srclen, WCHAR *dst, DWORD dstlen ) DECLSPEC_HIDDEN;
extern int ntdll_wcstoumbs( const WCHAR *src, DWORD srclen, char *dst, DWORD dstlen, BOOL strict ) DECLSPEC_HIDDEN;
extern char **build_envp( const WCHAR *envW ) DECLSPEC_HIDDEN;
extern NTSTATUS exec_wineloader( char **argv, int socketfd, const pe_image_info_t *pe_info ) DECLSPEC_HIDDEN;
extern void start_server( BOOL debug ) DECLSPEC_HIDDEN;
extern ULONG_PTR get_image_address(void) DECLSPEC_HIDDEN;
extern unsigned int server_call_unlocked( void *req_ptr ) DECLSPEC_HIDDEN;
extern void server_enter_uninterrupted_section( pthread_mutex_t *mutex, sigset_t *sigset ) DECLSPEC_HIDDEN;
extern void server_leave_uninterrupted_section( pthread_mutex_t *mutex, sigset_t *sigset ) DECLSPEC_HIDDEN;
extern unsigned int server_select( const select_op_t *select_op, data_size_t size, UINT flags,
timeout_t abs_timeout, CONTEXT *context, pthread_mutex_t *mutex,
user_apc_t *user_apc ) DECLSPEC_HIDDEN;
extern unsigned int server_wait( const select_op_t *select_op, data_size_t size, UINT flags,
const LARGE_INTEGER *timeout ) DECLSPEC_HIDDEN;
extern unsigned int server_queue_process_apc( HANDLE process, const apc_call_t *call,
apc_result_t *result ) DECLSPEC_HIDDEN;
extern int server_get_unix_fd( HANDLE handle, unsigned int wanted_access, int *unix_fd,
int *needs_close, enum server_fd_type *type, unsigned int *options ) DECLSPEC_HIDDEN;
extern void server_init_process(void) DECLSPEC_HIDDEN;
extern void server_init_process_done(void) DECLSPEC_HIDDEN;
extern size_t server_init_thread( void *entry_point, BOOL *suspend ) DECLSPEC_HIDDEN;
extern int server_pipe( int fd[2] ) DECLSPEC_HIDDEN;
extern NTSTATUS context_to_server( context_t *to, const CONTEXT *from ) DECLSPEC_HIDDEN;
extern NTSTATUS context_from_server( CONTEXT *to, const context_t *from ) DECLSPEC_HIDDEN;
extern void DECLSPEC_NORETURN abort_thread( int status ) DECLSPEC_HIDDEN;
extern void DECLSPEC_NORETURN abort_process( int status ) DECLSPEC_HIDDEN;
extern void DECLSPEC_NORETURN exit_process( int status ) DECLSPEC_HIDDEN;
extern void wait_suspend( CONTEXT *context ) DECLSPEC_HIDDEN;
extern NTSTATUS send_debug_event( EXCEPTION_RECORD *rec, CONTEXT *context, BOOL first_chance ) DECLSPEC_HIDDEN;
extern NTSTATUS set_thread_context( HANDLE handle, const context_t *context, BOOL *self ) DECLSPEC_HIDDEN;
extern NTSTATUS get_thread_context( HANDLE handle, context_t *context, unsigned int flags, BOOL *self ) DECLSPEC_HIDDEN;
extern NTSTATUS alloc_object_attributes( const OBJECT_ATTRIBUTES *attr, struct object_attributes **ret,
data_size_t *ret_len ) DECLSPEC_HIDDEN;
extern void *anon_mmap_fixed( void *start, size_t size, int prot, int flags ) DECLSPEC_HIDDEN;
extern void *anon_mmap_alloc( size_t size, int prot ) DECLSPEC_HIDDEN;
extern void virtual_init(void) DECLSPEC_HIDDEN;
extern ULONG_PTR get_system_affinity_mask(void) DECLSPEC_HIDDEN;
extern void virtual_get_system_info( SYSTEM_BASIC_INFORMATION *info ) DECLSPEC_HIDDEN;
extern NTSTATUS virtual_create_builtin_view( void *module ) DECLSPEC_HIDDEN;
extern TEB *virtual_alloc_first_teb(void) DECLSPEC_HIDDEN;
extern NTSTATUS virtual_alloc_teb( TEB **ret_teb ) DECLSPEC_HIDDEN;
extern void virtual_free_teb( TEB *teb ) DECLSPEC_HIDDEN;
extern NTSTATUS virtual_clear_tls_index( ULONG index ) DECLSPEC_HIDDEN;
extern NTSTATUS virtual_alloc_thread_stack( INITIAL_TEB *stack, SIZE_T reserve_size, SIZE_T commit_size,
SIZE_T *pthread_size ) DECLSPEC_HIDDEN;
extern void virtual_map_user_shared_data(void) DECLSPEC_HIDDEN;
extern NTSTATUS virtual_handle_fault( void *addr, DWORD err, void *stack ) DECLSPEC_HIDDEN;
extern unsigned int virtual_locked_server_call( void *req_ptr ) DECLSPEC_HIDDEN;
extern ssize_t virtual_locked_read( int fd, void *addr, size_t size ) DECLSPEC_HIDDEN;
extern ssize_t virtual_locked_pread( int fd, void *addr, size_t size, off_t offset ) DECLSPEC_HIDDEN;
extern BOOL virtual_is_valid_code_address( const void *addr, SIZE_T size ) DECLSPEC_HIDDEN;
extern void *virtual_setup_exception( void *stack_ptr, size_t size, EXCEPTION_RECORD *rec ) DECLSPEC_HIDDEN;
extern BOOL virtual_check_buffer_for_read( const void *ptr, SIZE_T size ) DECLSPEC_HIDDEN;
extern BOOL virtual_check_buffer_for_write( void *ptr, SIZE_T size ) DECLSPEC_HIDDEN;
extern SIZE_T virtual_uninterrupted_read_memory( const void *addr, void *buffer, SIZE_T size ) DECLSPEC_HIDDEN;
extern NTSTATUS virtual_uninterrupted_write_memory( void *addr, const void *buffer, SIZE_T size ) DECLSPEC_HIDDEN;
extern void virtual_set_force_exec( BOOL enable ) DECLSPEC_HIDDEN;
extern void virtual_set_large_address_space(void) DECLSPEC_HIDDEN;
extern void virtual_fill_image_information( const pe_image_info_t *pe_info,
SECTION_IMAGE_INFORMATION *info ) DECLSPEC_HIDDEN;
extern NTSTATUS get_thread_ldt_entry( HANDLE handle, void *data, ULONG len, ULONG *ret_len ) DECLSPEC_HIDDEN;
extern BOOL get_thread_times( int unix_pid, int unix_tid, LARGE_INTEGER *kernel_time,
LARGE_INTEGER *user_time ) DECLSPEC_HIDDEN;
extern void signal_init_threading(void) DECLSPEC_HIDDEN;
extern NTSTATUS signal_alloc_thread( TEB *teb ) DECLSPEC_HIDDEN;
extern void signal_free_thread( TEB *teb ) DECLSPEC_HIDDEN;
extern void signal_init_thread( TEB *teb ) DECLSPEC_HIDDEN;
extern void signal_init_process(void) DECLSPEC_HIDDEN;
extern void DECLSPEC_NORETURN signal_start_thread( PRTL_THREAD_START_ROUTINE entry, void *arg,
BOOL suspend, void *thunk, TEB *teb ) DECLSPEC_HIDDEN;
extern void DECLSPEC_NORETURN signal_exit_thread( int status, void (*func)(int) ) DECLSPEC_HIDDEN;
extern void DECLSPEC_NORETURN exec_process( NTSTATUS status ) DECLSPEC_HIDDEN;
extern void __wine_syscall_dispatcher(void) DECLSPEC_HIDDEN;
extern void fill_vm_counters( VM_COUNTERS_EX *pvmi, int unix_pid ) DECLSPEC_HIDDEN;
extern NTSTATUS cdrom_DeviceIoControl( HANDLE device, HANDLE event, PIO_APC_ROUTINE apc, void *apc_user,
IO_STATUS_BLOCK *io, ULONG code, void *in_buffer,
ULONG in_size, void *out_buffer, ULONG out_size ) DECLSPEC_HIDDEN;
extern NTSTATUS serial_DeviceIoControl( HANDLE device, HANDLE event, PIO_APC_ROUTINE apc, void *apc_user,
IO_STATUS_BLOCK *io, ULONG code, void *in_buffer,
ULONG in_size, void *out_buffer, ULONG out_size ) DECLSPEC_HIDDEN;
extern NTSTATUS serial_FlushBuffersFile( int fd ) DECLSPEC_HIDDEN;
extern NTSTATUS tape_DeviceIoControl( HANDLE device, HANDLE event, PIO_APC_ROUTINE apc, void *apc_user,
IO_STATUS_BLOCK *io, ULONG code, void *in_buffer,
ULONG in_size, void *out_buffer, ULONG out_size ) DECLSPEC_HIDDEN;
extern NTSTATUS errno_to_status( int err ) DECLSPEC_HIDDEN;
extern NTSTATUS nt_to_unix_file_name( const UNICODE_STRING *nameW, char **name_ret, UINT disposition ) DECLSPEC_HIDDEN;
extern NTSTATUS unix_to_nt_file_name( const char *name, WCHAR **nt ) DECLSPEC_HIDDEN;
extern NTSTATUS open_unix_file( HANDLE *handle, const char *unix_name, ACCESS_MASK access,
OBJECT_ATTRIBUTES *attr, ULONG attributes, ULONG sharing, ULONG disposition,
ULONG options, void *ea_buffer, ULONG ea_length ) DECLSPEC_HIDDEN;
extern void init_files(void) DECLSPEC_HIDDEN;
extern void init_cpu_info(void) DECLSPEC_HIDDEN;
extern void dbg_init(void) DECLSPEC_HIDDEN;
extern void WINAPI DECLSPEC_NORETURN call_user_apc_dispatcher( CONTEXT *context_ptr, ULONG_PTR ctx,
ULONG_PTR arg1, ULONG_PTR arg2,
PNTAPCFUNC func,
void (WINAPI *dispatcher)(CONTEXT*,ULONG_PTR,ULONG_PTR,ULONG_PTR,PNTAPCFUNC) ) DECLSPEC_HIDDEN;
extern void WINAPI DECLSPEC_NORETURN call_user_exception_dispatcher( EXCEPTION_RECORD *rec, CONTEXT *context,
NTSTATUS (WINAPI *dispatcher)(EXCEPTION_RECORD*,CONTEXT*) ) DECLSPEC_HIDDEN;
extern void WINAPI DECLSPEC_NORETURN call_raise_user_exception_dispatcher( NTSTATUS (WINAPI *dispatcher)(void) ) DECLSPEC_HIDDEN;
#define TICKSPERSEC 10000000
#define SECS_1601_TO_1970 ((369 * 365 + 89) * (ULONGLONG)86400)
#define TICKS_1601_TO_1970 (SECS_1601_TO_1970 * TICKSPERSEC)
static inline const char *debugstr_us( const UNICODE_STRING *us )
{
if (!us) return "<null>";
return debugstr_wn( us->Buffer, us->Length / sizeof(WCHAR) );
}
/* convert from straight ASCII to Unicode without depending on the current codepage */
static inline void ascii_to_unicode( WCHAR *dst, const char *src, size_t len )
{
while (len--) *dst++ = (unsigned char)*src++;
}
static inline IMAGE_NT_HEADERS *get_exe_nt_header(void)
{
IMAGE_DOS_HEADER *module = (IMAGE_DOS_HEADER *)NtCurrentTeb()->Peb->ImageBaseAddress;
return (IMAGE_NT_HEADERS *)((char *)module + module->e_lfanew);
}
static inline void *get_signal_stack(void)
{
return (char *)NtCurrentTeb() + teb_size - teb_offset;
}
static inline void mutex_lock( pthread_mutex_t *mutex )
{
if (!process_exiting) pthread_mutex_lock( mutex );
}
static inline void mutex_unlock( pthread_mutex_t *mutex )
{
if (!process_exiting) pthread_mutex_unlock( mutex );
}
#ifndef _WIN64
static inline TEB64 *NtCurrentTeb64(void) { return (TEB64 *)NtCurrentTeb()->GdiBatchCount; }
#endif
struct xcontext
{
CONTEXT c;
CONTEXT_EX c_ex;
ULONG64 host_compaction_mask;
};
#if defined(__i386__) || defined(__x86_64__)
static inline XSTATE *xstate_from_context( const CONTEXT *context )
{
CONTEXT_EX *xctx = (CONTEXT_EX *)(context + 1);
if ((context->ContextFlags & CONTEXT_XSTATE) != CONTEXT_XSTATE)
return NULL;
return (XSTATE *)((char *)(context + 1) + xctx->XState.Offset);
}
static inline void context_init_xstate( CONTEXT *context, void *xstate_buffer )
{
CONTEXT_EX *xctx;
xctx = (CONTEXT_EX *)(context + 1);
xctx->Legacy.Length = sizeof(CONTEXT);
xctx->Legacy.Offset = -(LONG)sizeof(CONTEXT);
xctx->XState.Length = sizeof(XSTATE);
xctx->XState.Offset = (BYTE *)xstate_buffer - (BYTE *)xctx;
xctx->All.Length = sizeof(CONTEXT) + xctx->XState.Offset + xctx->XState.Length;
xctx->All.Offset = -(LONG)sizeof(CONTEXT);
context->ContextFlags |= 0x40;
}
static inline void xstate_to_server( context_t *to, const XSTATE *xs )
{
if (!xs)
return;
to->flags |= SERVER_CTX_YMM_REGISTERS;
if (xs->Mask & 4)
memcpy(&to->ymm.ymm_high_regs.ymm_high, &xs->YmmContext, sizeof(xs->YmmContext));
else
memset(&to->ymm.ymm_high_regs.ymm_high, 0, sizeof(xs->YmmContext));
}
static inline void xstate_from_server_( XSTATE *xs, const context_t *from, BOOL compaction_enabled)
{
if (!xs)
return;
xs->Mask = 0;
xs->CompactionMask = compaction_enabled ? 0x8000000000000004 : 0;
if (from->flags & SERVER_CTX_YMM_REGISTERS)
{
unsigned long *src = (unsigned long *)&from->ymm.ymm_high_regs.ymm_high;
unsigned int i;
for (i = 0; i < sizeof(xs->YmmContext) / sizeof(unsigned long); ++i)
if (src[i])
{
memcpy( &xs->YmmContext, &from->ymm.ymm_high_regs.ymm_high, sizeof(xs->YmmContext) );
xs->Mask = 4;
break;
}
}
}
#define xstate_from_server( xs, from ) xstate_from_server_( xs, from, user_shared_data->XState.CompactionEnabled )
#else
static inline XSTATE *xstate_from_context( const CONTEXT *context )
{
return NULL;
}
static inline void context_init_xstate( CONTEXT *context, void *xstate_buffer )
{
}
#endif
static inline size_t ntdll_wcslen( const WCHAR *str )
{
const WCHAR *s = str;
while (*s) s++;
return s - str;
}
static inline WCHAR *ntdll_wcscpy( WCHAR *dst, const WCHAR *src )
{
WCHAR *p = dst;
while ((*p++ = *src++));
return dst;
}
static inline WCHAR *ntdll_wcscat( WCHAR *dst, const WCHAR *src )
{
ntdll_wcscpy( dst + ntdll_wcslen(dst), src );
return dst;
}
static inline int ntdll_wcscmp( const WCHAR *str1, const WCHAR *str2 )
{
while (*str1 && (*str1 == *str2)) { str1++; str2++; }
return *str1 - *str2;
}
static inline int ntdll_wcsncmp( const WCHAR *str1, const WCHAR *str2, int n )
{
if (n <= 0) return 0;
while ((--n > 0) && *str1 && (*str1 == *str2)) { str1++; str2++; }
return *str1 - *str2;
}
static inline WCHAR *ntdll_wcschr( const WCHAR *str, WCHAR ch )
{
do { if (*str == ch) return (WCHAR *)(ULONG_PTR)str; } while (*str++);
return NULL;
}
static inline WCHAR *ntdll_wcsrchr( const WCHAR *str, WCHAR ch )
{
WCHAR *ret = NULL;
do { if (*str == ch) ret = (WCHAR *)(ULONG_PTR)str; } while (*str++);
return ret;
}
static inline WCHAR *ntdll_wcspbrk( const WCHAR *str, const WCHAR *accept )
{
for ( ; *str; str++) if (ntdll_wcschr( accept, *str )) return (WCHAR *)(ULONG_PTR)str;
return NULL;
}
static inline WCHAR ntdll_towupper( WCHAR ch )
{
return ch + uctable[uctable[uctable[ch >> 8] + ((ch >> 4) & 0x0f)] + (ch & 0x0f)];
}
static inline WCHAR ntdll_towlower( WCHAR ch )
{
return ch + lctable[lctable[lctable[ch >> 8] + ((ch >> 4) & 0x0f)] + (ch & 0x0f)];
}
static inline WCHAR *ntdll_wcsupr( WCHAR *str )
{
WCHAR *ret;
for (ret = str; *str; str++) *str = ntdll_towupper(*str);
return ret;
}
static inline int ntdll_wcsicmp( const WCHAR *str1, const WCHAR *str2 )
{
int ret;
for (;;)
{
if ((ret = ntdll_towupper( *str1 ) - ntdll_towupper( *str2 )) || !*str1) return ret;
str1++;
str2++;
}
}
static inline int ntdll_wcsnicmp( const WCHAR *str1, const WCHAR *str2, int n )
{
int ret;
for (ret = 0; n > 0; n--, str1++, str2++)
if ((ret = ntdll_towupper(*str1) - ntdll_towupper(*str2)) || !*str1) break;
return ret;
}
#define wcslen(str) ntdll_wcslen(str)
#define wcscpy(dst,src) ntdll_wcscpy(dst,src)
#define wcscat(dst,src) ntdll_wcscat(dst,src)
#define wcscmp(s1,s2) ntdll_wcscmp(s1,s2)
#define wcsncmp(s1,s2,n) ntdll_wcsncmp(s1,s2,n)
#define wcschr(str,ch) ntdll_wcschr(str,ch)
#define wcsrchr(str,ch) ntdll_wcsrchr(str,ch)
#define wcspbrk(str,ac) ntdll_wcspbrk(str,ac)
#define wcsicmp(s1, s2) ntdll_wcsicmp(s1,s2)
#define wcsnicmp(s1, s2,n) ntdll_wcsnicmp(s1,s2,n)
#define wcsupr(str) ntdll_wcsupr(str)
#define towupper(c) ntdll_towupper(c)
#define towlower(c) ntdll_towlower(c)
#endif /* __NTDLL_UNIX_PRIVATE_H */
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