dlls/msvcr90/msvcr90.c

   1 /*
   2  * msvcr90 specific functions
   3  *
   4  * Copyright 2010 Detlef Riekenberg
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22 #include <stdarg.h>
  23
  24 #include "stdlib.h"
  25 #include "stdio.h"
  26 #include "errno.h"
  27 #include "malloc.h"
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "wine/debug.h"
  31 #include "sys/stat.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(msvcr90);
  34
  35 #ifdef __i386__  /* thiscall functions are i386-specific */
  36
  37 #define THISCALL(func) __thiscall_ ## func
  38 #define THISCALL_NAME(func) __ASM_NAME("__thiscall_" #func)
  39 #define __thiscall __stdcall
  40 #define DEFINE_THISCALL_WRAPPER(func,args) \
  41     extern void THISCALL(func)(void); \
  42     __ASM_GLOBAL_FUNC(__thiscall_ ## func, \
  43                       "popl %eax\n\t" \
  44                       "pushl %ecx\n\t" \
  45                       "pushl %eax\n\t" \
  46                       "jmp " __ASM_NAME(#func) __ASM_STDCALL(args) )
  47
  48 #else /* __i386__ */
  49
  50 #define THISCALL(func) func
  51 #define THISCALL_NAME(func) __ASM_NAME(#func)
  52 #define __thiscall __cdecl
  53 #define DEFINE_THISCALL_WRAPPER(func,args) /* nothing */
  54
  55 #endif /* __i386__ */
  56
  57 struct __type_info_node
  58 {
  59     void *memPtr;
  60     struct __type_info_node* next;
  61 };
  62
  63 typedef struct __type_info
  64 {
  65   const void *vtable;
  66   char       *name;        /* Unmangled name, allocated lazily */
  67   char        mangled[32]; /* Variable length, but we declare it large enough for static RTTI */
  68 } type_info;
  69
  70 typedef void* (__cdecl *malloc_func_t)(size_t);
  71 typedef void  (__cdecl *free_func_t)(void*);
  72
  73 extern char* __cdecl __unDName(char *,const char*,int,malloc_func_t,free_func_t,unsigned short int);
  74
  75 /*********************************************************************
  76  *  msvcr90_stat64_to_stat32 [internal]
  77  */
  78 static void msvcr90_stat64_to_stat32(const struct _stat64 *buf64, struct _stat32 *buf)
  79 {
  80     buf->st_dev   = buf64->st_dev;
  81     buf->st_ino   = buf64->st_ino;
  82     buf->st_mode  = buf64->st_mode;
  83     buf->st_nlink = buf64->st_nlink;
  84     buf->st_uid   = buf64->st_uid;
  85     buf->st_gid   = buf64->st_gid;
  86     buf->st_rdev  = buf64->st_rdev;
  87     buf->st_size  = buf64->st_size;
  88     buf->st_atime = buf64->st_atime;
  89     buf->st_mtime = buf64->st_mtime;
  90     buf->st_ctime = buf64->st_ctime;
  91 }
  92
  93 /*********************************************************************
  94  *  DllMain (MSVCR90.@)
  95  */
  96 BOOL WINAPI DllMain(HINSTANCE hdll, DWORD reason, LPVOID reserved)
  97 {
  98     switch (reason)
  99     {
 100     case DLL_WINE_PREATTACH:
 101         return FALSE;  /* prefer native version */
 102
 103     case DLL_PROCESS_ATTACH:
 104         DisableThreadLibraryCalls(hdll);
 105         _set_printf_count_output(0);
 106     }
 107     return TRUE;
 108 }
 109
 110 /*********************************************************************
 111  *  _decode_pointer (MSVCR90.@)
 112  *
 113  * cdecl version of DecodePointer
 114  *
 115  */
 116 void * CDECL MSVCR90_decode_pointer(void * ptr)
 117 {
 118     return DecodePointer(ptr);
 119 }
 120
 121 /*********************************************************************
 122  *  _encode_pointer (MSVCR90.@)
 123  *
 124  * cdecl version of EncodePointer
 125  *
 126  */
 127 void * CDECL MSVCR90_encode_pointer(void * ptr)
 128 {
 129     return EncodePointer(ptr);
 130 }
 131
 132 /*********************************************************************
 133  *  _encoded_null (MSVCR90.@)
 134  */
 135 void * CDECL _encoded_null(void)
 136 {
 137     TRACE("\n");
 138
 139     return MSVCR90_encode_pointer(NULL);
 140 }
 141
 142 /*********************************************************************
 143  * _invalid_parameter_noinfo (MSVCR90.@)
 144  */
 145 void CDECL _invalid_parameter_noinfo(void)
 146 {
 147     _invalid_parameter( NULL, NULL, NULL, 0, 0 );
 148 }
 149
 150 /*********************************************************************
 151  * __sys_nerr (MSVCR90.@)
 152  */
 153 int* CDECL __sys_nerr(void)
 154 {
 155         return (int*)GetProcAddress(GetModuleHandleA("msvcrt.dll"), "_sys_nerr");
 156 }
 157
 158 /*********************************************************************
 159  *  __sys_errlist (MSVCR90.@)
 160  */
 161 char** CDECL __sys_errlist(void)
 162 {
 163     return (char**)GetProcAddress(GetModuleHandleA("msvcrt.dll"), "_sys_errlist");
 164 }
 165
 166 /*********************************************************************
 167  * __clean_type_info_names_internal (MSVCR90.@)
 168  */
 169 void CDECL __clean_type_info_names_internal(void *p)
 170 {
 171     FIXME("(%p) stub\n", p);
 172 }
 173
 174 /*********************************************************************
 175  * _recalloc (MSVCR90.@)
 176  */
 177 void* CDECL _recalloc(void* mem, size_t num, size_t size)
 178 {
 179     size_t old_size;
 180     void *ret;
 181
 182     if(!mem)
 183         return calloc(num, size);
 184
 185     size = num*size;
 186     old_size = _msize(mem);
 187
 188     ret = realloc(mem, size);
 189     if(!ret) {
 190         *_errno() = ENOMEM;
 191         return NULL;
 192     }
 193
 194     if(size>old_size)
 195         memset((BYTE*)ret+old_size, 0, size-old_size);
 196     return ret;
 197 }
 198
 199 /*********************************************************************
 200  *  _fstat32 (MSVCR90.@)
 201  */
 202 int CDECL _fstat32(int fd, struct _stat32* buf)
 203 {
 204   int ret;
 205   struct _stat64 buf64;
 206
 207   ret = _fstat64(fd, &buf64);
 208   if (!ret)
 209       msvcr90_stat64_to_stat32(&buf64, buf);
 210   return ret;
 211 }
 212
 213 /*********************************************************************
 214  *  _stat32 (MSVCR90.@)
 215  */
 216 int CDECL _stat32(const char *path, struct _stat32* buf)
 217 {
 218   int ret;
 219   struct _stat64 buf64;
 220
 221   ret = _stat64(path, &buf64);
 222   if (!ret)
 223       msvcr90_stat64_to_stat32(&buf64, buf);
 224   return ret;
 225 }
 226
 227 /*********************************************************************
 228  *  _wstat32 (MSVCR90.@)
 229  */
 230 int CDECL _wstat32(const wchar_t *path, struct _stat32* buf)
 231 {
 232   int ret;
 233   struct _stat64 buf64;
 234
 235   ret = _wstat64(path, &buf64);
 236   if (!ret)
 237       msvcr90_stat64_to_stat32(&buf64, buf);
 238   return ret;
 239 }
 240
 241 /*********************************************************************
 242  *              _fstat64i32 (MSVCRT.@)
 243  */
 244
 245 static void msvcrt_stat64_to_stat64i32(const struct _stat64 *buf64, struct _stat64i32 *buf)
 246 {
 247     buf->st_dev   = buf64->st_dev;
 248     buf->st_ino   = buf64->st_ino;
 249     buf->st_mode  = buf64->st_mode;
 250     buf->st_nlink = buf64->st_nlink;
 251     buf->st_uid   = buf64->st_uid;
 252     buf->st_gid   = buf64->st_gid;
 253     buf->st_rdev  = buf64->st_rdev;
 254     buf->st_size  = buf64->st_size;
 255     buf->st_atime = buf64->st_atime;
 256     buf->st_mtime = buf64->st_mtime;
 257     buf->st_ctime = buf64->st_ctime;
 258 }
 259
 260 int CDECL _fstat64i32(int fd, struct _stat64i32* buf)
 261 {
 262   int ret;
 263   struct _stat64 buf64;
 264
 265   ret = _fstat64(fd, &buf64);
 266   if (!ret)
 267       msvcrt_stat64_to_stat64i32(&buf64, buf);
 268   return ret;
 269 }
 270
 271 /*********************************************************************
 272  *              _stat64i32 (MSVCRT.@)
 273  */
 274 int CDECL _stat64i32(const char* path, struct _stat64i32 * buf)
 275 {
 276   int ret;
 277   struct _stat64 buf64;
 278
 279   ret = _stat64(path, &buf64);
 280   if (!ret)
 281     msvcrt_stat64_to_stat64i32(&buf64, buf);
 282   return ret;
 283 }
 284
 285 /*********************************************************************
 286  *              _wstat64i32 (MSVCRT.@)
 287  */
 288 int CDECL _wstat64i32(const wchar_t *path, struct _stat64i32 *buf)
 289 {
 290     int ret;
 291     struct _stat64 buf64;
 292
 293     ret = _wstat64(path, &buf64);
 294     if (!ret)
 295         msvcrt_stat64_to_stat64i32(&buf64, buf);
 296     return ret;
 297 }
 298
 299 /*********************************************************************
 300  *              _atoflt  (MSVCR90.@)
 301  */
 302 int CDECL _atoflt( _CRT_FLOAT *value, char *str )
 303 {
 304     return _atoflt_l( value, str, NULL );
 305 }
 306
 307 /*********************************************************************
 308  * ?_name_internal_method@type_info@@QBEPBDPAU__type_info_node@@@Z (MSVCR90.@)
 309  */
 310 DEFINE_THISCALL_WRAPPER(MSVCRT_type_info_name_internal_method,8)
 311 const char * __thiscall MSVCRT_type_info_name_internal_method(type_info * _this, struct __type_info_node *node)
 312 {
 313     static int once;
 314
 315     if (node && !once++) FIXME("type_info_node parameter ignored\n");
 316
 317     if (!_this->name)
 318     {
 319       /* Create and set the demangled name */
 320       /* Note: mangled name in type_info struct always starts with a '.', while
 321        * it isn't valid for mangled name.
 322        * Is this '.' really part of the mangled name, or has it some other meaning ?
 323        */
 324       char* name = __unDName(0, _this->mangled + 1, 0, malloc, free, 0x2800);
 325       if (name)
 326       {
 327         unsigned int len = strlen(name);
 328
 329         /* It seems _unDName may leave blanks at the end of the demangled name */
 330         while (len && name[--len] == ' ')
 331           name[len] = '\0';
 332
 333         if (InterlockedCompareExchangePointer((void**)&_this->name, name, NULL))
 334         {
 335           /* Another thread set this member since we checked above - use it */
 336           free(name);
 337         }
 338       }
 339     }
 340     TRACE("(%p) returning %s\n", _this, _this->name);
 341     return _this->name;
 342 }
 343
 344 /*********************************************************************
 345  *              _CRT_RTC_INIT (MSVCR90.@)
 346  */
 347 void* CDECL _CRT_RTC_INIT(void *unk1, void *unk2, int unk3, int unk4, int unk5)
 348 {
 349     TRACE("%p %p %x %x %x\n", unk1, unk2, unk3, unk4, unk5);
 350     return NULL;
 351 }
 352
 353 /*********************************************************************
 354  *              _CRT_RTC_INITW (MSVCR90.@)
 355  */
 356 void* CDECL _CRT_RTC_INITW(void *unk1, void *unk2, int unk3, int unk4, int unk5)
 357 {
 358     TRACE("%p %p %x %x %x\n", unk1, unk2, unk3, unk4, unk5);
 359     return NULL;
 360 }
 361
 362 /*********************************************************************
 363  *              _vswprintf_p (MSVCR90.@)
 364  */
 365 int CDECL MSVCR90__vswprintf_p(wchar_t *buffer, size_t length, const wchar_t *format, __ms_va_list args)
 366 {
 367     return _vswprintf_p_l(buffer, length, format, NULL, args);
 368 }
 369
 370 /*********************************************************************
 371  *              _byteswap_ushort (MSVCR90.@)
 372  */
 373 unsigned short CDECL _byteswap_ushort(unsigned short s)
 374 {
 375     return (s<<8) + (s>>8);
 376 }
 377
 378 /*********************************************************************
 379  *              _byteswap_ulong (MSVCR90.@)
 380  */
 381 ULONG CDECL _byteswap_ulong(ULONG l)
 382 {
 383     return (l<<24) + ((l<<8)&0xFF0000) + ((l>>8)&0xFF00) + (l>>24);
 384 }
 385
 386 /*********************************************************************
 387  *              _byteswap_uint64 (MSVCR90.@)
 388  */
 389 unsigned __int64 CDECL _byteswap_uint64(unsigned __int64 i)
 390 {
 391     return (i<<56) + ((i&0xFF00)<<40) + ((i&0xFF0000)<<24) + ((i&0xFF000000)<<8) +
 392         ((i>>8)&0xFF000000) + ((i>>24)&0xFF0000) + ((i>>40)&0xFF00) + (i>>56);
 393 }