dlls/msvcp90/misc.c

   1 /*
   2  * Copyright 2010 Piotr Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "config.h"
  20
  21 #include <stdarg.h>
  22 #include <limits.h>
  23
  24 #include "msvcp90.h"
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "wine/debug.h"
  29 WINE_DEFAULT_DEBUG_CHANNEL(msvcp);
  30
  31 #define SECSPERDAY 86400
  32 /* 1601 to 1970 is 369 years plus 89 leap days */
  33 #define SECS_1601_TO_1970 ((369 * 365 + 89) * (ULONGLONG)SECSPERDAY)
  34 #define TICKSPERSEC 10000000
  35 #define TICKS_1601_TO_1970 (SECS_1601_TO_1970 * TICKSPERSEC)
  36
  37 struct __Container_proxy;
  38
  39 typedef struct {
  40     struct __Container_proxy *proxy;
  41 } _Container_base12;
  42
  43 typedef struct __Iterator_base12 {
  44     struct __Container_proxy *proxy;
  45     struct __Iterator_base12 *next;
  46 } _Iterator_base12;
  47
  48 typedef struct __Container_proxy {
  49     const _Container_base12 *cont;
  50     _Iterator_base12 *head;
  51 } _Container_proxy;
  52
  53 /* ??0_Mutex@std@@QAE@XZ */
  54 /* ??0_Mutex@std@@QEAA@XZ */
  55 DEFINE_THISCALL_WRAPPER(mutex_ctor, 4)
  56 mutex* __thiscall mutex_ctor(mutex *this)
  57 {
  58     CRITICAL_SECTION *cs = MSVCRT_operator_new(sizeof(*cs));
  59     if(!cs) {
  60         ERR("Out of memory\n");
  61         throw_exception(EXCEPTION_BAD_ALLOC, NULL);
  62     }
  63
  64     InitializeCriticalSection(cs);
  65     cs->DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": _Mutex critical section");
  66     this->mutex = cs;
  67     return this;
  68 }
  69
  70 /* ??1_Mutex@std@@QAE@XZ */
  71 /* ??1_Mutex@std@@QEAA@XZ */
  72 DEFINE_THISCALL_WRAPPER(mutex_dtor, 4)
  73 void __thiscall mutex_dtor(mutex *this)
  74 {
  75     ((CRITICAL_SECTION*)this->mutex)->DebugInfo->Spare[0] = 0;
  76     DeleteCriticalSection(this->mutex);
  77     MSVCRT_operator_delete(this->mutex);
  78 }
  79
  80 /* ?_Lock@_Mutex@std@@QAEXXZ */
  81 /* ?_Lock@_Mutex@std@@QEAAXXZ */
  82 DEFINE_THISCALL_WRAPPER(mutex_lock, 4)
  83 void __thiscall mutex_lock(mutex *this)
  84 {
  85     EnterCriticalSection(this->mutex);
  86 }
  87
  88 /* ?_Unlock@_Mutex@std@@QAEXXZ */
  89 /* ?_Unlock@_Mutex@std@@QEAAXXZ */
  90 DEFINE_THISCALL_WRAPPER(mutex_unlock, 4)
  91 void __thiscall mutex_unlock(mutex *this)
  92 {
  93     LeaveCriticalSection(this->mutex);
  94 }
  95
  96 /* ?_Mutex_Lock@_Mutex@std@@CAXPAV12@@Z */
  97 /* ?_Mutex_Lock@_Mutex@std@@CAXPEAV12@@Z */
  98 void CDECL mutex_mutex_lock(mutex *m)
  99 {
 100     mutex_lock(m);
 101 }
 102
 103 /* ?_Mutex_Unlock@_Mutex@std@@CAXPAV12@@Z */
 104 /* ?_Mutex_Unlock@_Mutex@std@@CAXPEAV12@@Z */
 105 void CDECL mutex_mutex_unlock(mutex *m)
 106 {
 107     mutex_unlock(m);
 108 }
 109
 110 /* ?_Mutex_ctor@_Mutex@std@@CAXPAV12@@Z */
 111 /* ?_Mutex_ctor@_Mutex@std@@CAXPEAV12@@Z */
 112 void CDECL mutex_mutex_ctor(mutex *m)
 113 {
 114     mutex_ctor(m);
 115 }
 116
 117 /* ?_Mutex_dtor@_Mutex@std@@CAXPAV12@@Z */
 118 /* ?_Mutex_dtor@_Mutex@std@@CAXPEAV12@@Z */
 119 void CDECL mutex_mutex_dtor(mutex *m)
 120 {
 121     mutex_dtor(m);
 122 }
 123
 124 static CRITICAL_SECTION lockit_cs[_MAX_LOCK];
 125
 126 /* ?_Lockit_ctor@_Lockit@std@@SAXH@Z */
 127 void __cdecl _Lockit_init(int locktype) {
 128     InitializeCriticalSection(&lockit_cs[locktype]);
 129     lockit_cs[locktype].DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": _Lockit critical section");
 130 }
 131
 132 /* ?_Lockit_dtor@_Lockit@std@@SAXH@Z */
 133 void __cdecl _Lockit_free(int locktype)
 134 {
 135     lockit_cs[locktype].DebugInfo->Spare[0] = 0;
 136     DeleteCriticalSection(&lockit_cs[locktype]);
 137 }
 138
 139 void init_lockit(void) {
 140     int i;
 141
 142     for(i=0; i<_MAX_LOCK; i++)
 143         _Lockit_init(i);
 144 }
 145
 146 void free_lockit(void) {
 147     int i;
 148
 149     for(i=0; i<_MAX_LOCK; i++)
 150         _Lockit_free(i);
 151 }
 152
 153 /* ?_Lockit_ctor@_Lockit@std@@CAXPAV12@H@Z */
 154 /* ?_Lockit_ctor@_Lockit@std@@CAXPEAV12@H@Z */
 155 void __cdecl _Lockit__Lockit_ctor_locktype(_Lockit *lockit, int locktype)
 156 {
 157     lockit->locktype = locktype;
 158     EnterCriticalSection(&lockit_cs[locktype]);
 159 }
 160
 161 /* ?_Lockit_ctor@_Lockit@std@@CAXPAV12@@Z */
 162 /* ?_Lockit_ctor@_Lockit@std@@CAXPEAV12@@Z */
 163 void __cdecl _Lockit__Lockit_ctor(_Lockit *lockit)
 164 {
 165     _Lockit__Lockit_ctor_locktype(lockit, 0);
 166 }
 167
 168 /* ??0_Lockit@std@@QAE@H@Z */
 169 /* ??0_Lockit@std@@QEAA@H@Z */
 170 DEFINE_THISCALL_WRAPPER(_Lockit_ctor_locktype, 8)
 171 _Lockit* __thiscall _Lockit_ctor_locktype(_Lockit *this, int locktype)
 172 {
 173     _Lockit__Lockit_ctor_locktype(this, locktype);
 174     return this;
 175 }
 176
 177 /* ??0_Lockit@std@@QAE@XZ */
 178 /* ??0_Lockit@std@@QEAA@XZ */
 179 DEFINE_THISCALL_WRAPPER(_Lockit_ctor, 4)
 180 _Lockit* __thiscall _Lockit_ctor(_Lockit *this)
 181 {
 182     _Lockit__Lockit_ctor_locktype(this, 0);
 183     return this;
 184 }
 185
 186 /* ?_Lockit_dtor@_Lockit@std@@CAXPAV12@@Z */
 187 /* ?_Lockit_dtor@_Lockit@std@@CAXPEAV12@@Z */
 188 void __cdecl _Lockit__Lockit_dtor(_Lockit *lockit)
 189 {
 190     LeaveCriticalSection(&lockit_cs[lockit->locktype]);
 191 }
 192
 193 /* ??1_Lockit@std@@QAE@XZ */
 194 /* ??1_Lockit@std@@QEAA@XZ */
 195 DEFINE_THISCALL_WRAPPER(_Lockit_dtor, 4)
 196 void __thiscall _Lockit_dtor(_Lockit *this)
 197 {
 198     _Lockit__Lockit_dtor(this);
 199 }
 200
 201 /* wctype */
 202 unsigned short __cdecl wctype(const char *property)
 203 {
 204     static const struct {
 205         const char *name;
 206         unsigned short mask;
 207     } properties[] = {
 208         { "alnum", _DIGIT|_ALPHA },
 209         { "alpha", _ALPHA },
 210         { "cntrl", _CONTROL },
 211         { "digit", _DIGIT },
 212         { "graph", _DIGIT|_PUNCT|_ALPHA },
 213         { "lower", _LOWER },
 214         { "print", _DIGIT|_PUNCT|_BLANK|_ALPHA },
 215         { "punct", _PUNCT },
 216         { "space", _SPACE },
 217         { "upper", _UPPER },
 218         { "xdigit", _HEX }
 219     };
 220     unsigned int i;
 221
 222     for(i=0; i<sizeof(properties)/sizeof(properties[0]); i++)
 223         if(!strcmp(property, properties[i].name))
 224             return properties[i].mask;
 225
 226     return 0;
 227 }
 228
 229 typedef void (__cdecl *MSVCP_new_handler_func)(void);
 230 static MSVCP_new_handler_func MSVCP_new_handler;
 231 static int __cdecl new_handler_wrapper(MSVCP_size_t unused)
 232 {
 233     MSVCP_new_handler();
 234     return 1;
 235 }
 236
 237 /* ?set_new_handler@std@@YAP6AXXZP6AXXZ@Z */
 238 MSVCP_new_handler_func __cdecl set_new_handler(MSVCP_new_handler_func new_handler)
 239 {
 240     MSVCP_new_handler_func old_handler = MSVCP_new_handler;
 241
 242     TRACE("%p\n", new_handler);
 243
 244     MSVCP_new_handler = new_handler;
 245     MSVCRT_set_new_handler(new_handler ? new_handler_wrapper : NULL);
 246     return old_handler;
 247 }
 248
 249 /* ?set_new_handler@std@@YAP6AXXZH@Z */
 250 MSVCP_new_handler_func __cdecl set_new_handler_reset(int unused)
 251 {
 252     return set_new_handler(NULL);
 253 }
 254
 255 /* _Container_base0 is used by apps compiled without iterator checking
 256  * (i.e. with _ITERATOR_DEBUG_LEVEL=0 ).
 257  * It provides empty versions of methods used by visual c++'s stl's
 258  * iterator checking.
 259  * msvcr100 has to provide them in case apps are compiled with /Od
 260  * or the optimizer fails to inline those (empty) calls.
 261  */
 262
 263 /* ?_Orphan_all@_Container_base0@std@@QAEXXZ */
 264 /* ?_Orphan_all@_Container_base0@std@@QEAAXXZ */
 265 DEFINE_THISCALL_WRAPPER(Container_base0_Orphan_all, 4)
 266 void __thiscall Container_base0_Orphan_all(void *this)
 267 {
 268 }
 269
 270 /* ?_Swap_all@_Container_base0@std@@QAEXAAU12@@Z */
 271 /* ?_Swap_all@_Container_base0@std@@QEAAXAEAU12@@Z */
 272 DEFINE_THISCALL_WRAPPER(Container_base0_Swap_all, 8)
 273 void __thiscall Container_base0_Swap_all(void *this, void *that)
 274 {
 275 }
 276
 277 /* ??4_Container_base0@std@@QAEAAU01@ABU01@@Z */
 278 /* ??4_Container_base0@std@@QEAAAEAU01@AEBU01@@Z */
 279 DEFINE_THISCALL_WRAPPER(Container_base0_op_assign, 8)
 280 void* __thiscall Container_base0_op_assign(void *this, const void *that)
 281 {
 282     return this;
 283 }
 284
 285 /* ??0_Container_base12@std@@QAE@ABU01@@Z */
 286 /* ??0_Container_base12@std@@QEAA@AEBU01@@Z */
 287 DEFINE_THISCALL_WRAPPER(_Container_base12_copy_ctor, 8)
 288 _Container_base12* __thiscall _Container_base12_copy_ctor(
 289         _Container_base12 *this, _Container_base12 *that)
 290 {
 291     this->proxy = NULL;
 292     return this;
 293 }
 294
 295 /* ??0_Container_base12@std@@QAE@XZ */
 296 /* ??0_Container_base12@std@@QEAA@XZ */
 297 DEFINE_THISCALL_WRAPPER(_Container_base12_ctor, 4)
 298 _Container_base12* __thiscall _Container_base12_ctor(_Container_base12 *this)
 299 {
 300     this->proxy = NULL;
 301     return this;
 302 }
 303
 304 /* ??1_Container_base12@std@@QAE@XZ */
 305 /* ??1_Container_base12@std@@QEAA@XZ */
 306 DEFINE_THISCALL_WRAPPER(_Container_base12_dtor, 4)
 307 void __thiscall _Container_base12_dtor(_Container_base12 *this)
 308 {
 309 }
 310
 311 /* ??4_Container_base12@std@@QAEAAU01@ABU01@@Z */
 312 /* ??4_Container_base12@std@@QEAAAEAU01@AEBU01@@ */
 313 DEFINE_THISCALL_WRAPPER(_Container_base12_op_assign, 8)
 314 _Container_base12* __thiscall _Container_base12_op_assign(
 315         _Container_base12 *this, const _Container_base12 *that)
 316 {
 317     return this;
 318 }
 319
 320 /* ?_Getpfirst@_Container_base12@std@@QBEPAPAU_Iterator_base12@2@XZ */
 321 /* ?_Getpfirst@_Container_base12@std@@QEBAPEAPEAU_Iterator_base12@2@XZ */
 322 DEFINE_THISCALL_WRAPPER(_Container_base12__Getpfirst, 4)
 323 _Iterator_base12** __thiscall _Container_base12__Getpfirst(_Container_base12 *this)
 324 {
 325     return this->proxy ? &this->proxy->head : NULL;
 326 }
 327
 328 /* ?_Orphan_all@_Container_base12@std@@QAEXXZ */
 329 /* ?_Orphan_all@_Container_base12@std@@QEAAXXZ */
 330 DEFINE_THISCALL_WRAPPER(_Container_base12__Orphan_all, 4)
 331 void __thiscall _Container_base12__Orphan_all(_Container_base12 *this)
 332 {
 333 }
 334
 335 /* ?_Swap_all@_Container_base12@std@@QAEXAAU12@@Z */
 336 /* ?_Swap_all@_Container_base12@std@@QEAAXAEAU12@@Z */
 337 DEFINE_THISCALL_WRAPPER(_Container_base12__Swap_all, 8)
 338 void __thiscall _Container_base12__Swap_all(
 339         _Container_base12 *this, _Container_base12 *that)
 340 {
 341     _Container_proxy *tmp;
 342
 343     tmp = this->proxy;
 344     this->proxy = that->proxy;
 345     that->proxy = tmp;
 346
 347     if(this->proxy)
 348         this->proxy->cont = this;
 349     if(that->proxy)
 350         that->proxy->cont = that;
 351 }
 352
 353 /* _Xtime_get_ticks */
 354 LONGLONG __cdecl _Xtime_get_ticks(void)
 355 {
 356     FILETIME ft;
 357
 358     TRACE("\n");
 359
 360     GetSystemTimeAsFileTime(&ft);
 361     return ((LONGLONG)ft.dwHighDateTime<<32) + ft.dwLowDateTime - TICKS_1601_TO_1970;
 362 }
 363
 364 #if _MSVCP_VER >= 90
 365 unsigned int __cdecl _Random_device(void)
 366 {
 367     unsigned int ret;
 368
 369     TRACE("\n");
 370
 371     /* TODO: throw correct exception in case of failure */
 372     if(rand_s(&ret))
 373         throw_exception(EXCEPTION, "random number generator failed\n");
 374     return ret;
 375 }
 376 #endif
 377
 378 #if _MSVCP_VER >= 110
 379 #if defined(__i386__) && !defined(__arm__)
 380
 381 #define THISCALL(func) __thiscall_ ## func
 382 #define __thiscall __stdcall
 383 #define DEFINE_THISCALL_WRAPPER(func,args) \
 384     extern void THISCALL(func)(void); \
 385     __ASM_GLOBAL_FUNC(__thiscall_ ## func, \
 386             "popl %eax\n\t" \
 387             "pushl %ecx\n\t" \
 388             "pushl %eax\n\t" \
 389             "jmp " __ASM_NAME(#func) __ASM_STDCALL(args) )
 390
 391 extern void *call_thiscall_func;
 392 __ASM_GLOBAL_FUNC(call_thiscall_func,
 393         "popl %eax\n\t"
 394         "popl %edx\n\t"
 395         "popl %ecx\n\t"
 396         "pushl %eax\n\t"
 397         "jmp *%edx\n\t")
 398
 399 #define call_func1(func,this) ((void* (WINAPI*)(void*,void*))&call_thiscall_func)(func,this)
 400
 401 #else /* __i386__ */
 402
 403 #define __thiscall __cdecl
 404 #define DEFINE_THISCALL_WRAPPER(func,args) /* nothing */
 405
 406 #define call_func1(func,this) func(this)
 407
 408 #endif /* __i386__ */
 409
 410 #define MTX_MULTI_LOCK 0x100
 411 #define MTX_LOCKED 3
 412 typedef struct
 413 {
 414     DWORD flags;
 415     critical_section cs;
 416     DWORD thread_id;
 417     DWORD count;
 418 } *_Mtx_t;
 419
 420 int __cdecl _Mtx_init(_Mtx_t *mtx, int flags)
 421 {
 422     if(flags & ~MTX_MULTI_LOCK)
 423         FIXME("unknown flags ignorred: %x\n", flags);
 424
 425     *mtx = MSVCRT_operator_new(sizeof(**mtx));
 426     (*mtx)->flags = flags;
 427     call_func1(critical_section_ctor, &(*mtx)->cs);
 428     (*mtx)->thread_id = -1;
 429     (*mtx)->count = 0;
 430     return 0;
 431 }
 432
 433 void __cdecl _Mtx_destroy(_Mtx_t *mtx)
 434 {
 435     call_func1(critical_section_dtor, &(*mtx)->cs);
 436     MSVCRT_operator_delete(*mtx);
 437 }
 438
 439 int __cdecl _Mtx_lock(_Mtx_t *mtx)
 440 {
 441     if((*mtx)->thread_id != GetCurrentThreadId()) {
 442         call_func1(critical_section_lock, &(*mtx)->cs);
 443         (*mtx)->thread_id = GetCurrentThreadId();
 444     }else if(!((*mtx)->flags & MTX_MULTI_LOCK)) {
 445         return MTX_LOCKED;
 446     }
 447
 448     (*mtx)->count++;
 449     return 0;
 450 }
 451
 452 int __cdecl _Mtx_unlock(_Mtx_t *mtx)
 453 {
 454     if(--(*mtx)->count)
 455         return 0;
 456
 457     (*mtx)->thread_id = -1;
 458     call_func1(critical_section_unlock, &(*mtx)->cs);
 459     return 0;
 460 }
 461
 462 int __cdecl _Mtx_trylock(_Mtx_t *mtx)
 463 {
 464     if((*mtx)->thread_id != GetCurrentThreadId()) {
 465         if(!call_func1(critical_section_trylock, &(*mtx)->cs))
 466             return MTX_LOCKED;
 467         (*mtx)->thread_id = GetCurrentThreadId();
 468     }else if(!((*mtx)->flags & MTX_MULTI_LOCK)) {
 469         return MTX_LOCKED;
 470     }
 471
 472     (*mtx)->count++;
 473     return 0;
 474 }
 475
 476 critical_section* __cdecl _Mtx_getconcrtcs(_Mtx_t *mtx)
 477 {
 478     return &(*mtx)->cs;
 479 }
 480 #endif