Sweden-Number/dlls/msvcr100/msvcr100.c

522 lines
14 KiB
C

/*
* msvcr100 specific functions
*
* Copyright 2010 Detlef Riekenberg
*
* 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
*/
#include "config.h"
#include <stdarg.h>
#include "stdio.h"
#include "stdlib.h"
#include "errno.h"
#include "malloc.h"
#include "limits.h"
#include "sys/stat.h"
#include "windef.h"
#include "winbase.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
#define INVALID_PMT(x,err) (*_errno() = (err), _invalid_parameter(NULL, NULL, NULL, 0, 0))
#define CHECK_PMT_ERR(x,err) ((x) || (INVALID_PMT( 0, (err) ), FALSE))
#define CHECK_PMT(x) CHECK_PMT_ERR((x), EINVAL)
#ifdef __i386__ /* thiscall functions are i386-specific */
#define THISCALL(func) __thiscall_ ## func
#define THISCALL_NAME(func) __ASM_NAME("__thiscall_" #func)
#define __thiscall __stdcall
#define DEFINE_THISCALL_WRAPPER(func,args) \
extern void THISCALL(func)(void); \
__ASM_GLOBAL_FUNC(__thiscall_ ## func, \
"popl %eax\n\t" \
"pushl %ecx\n\t" \
"pushl %eax\n\t" \
"jmp " __ASM_NAME(#func) __ASM_STDCALL(args) )
#else /* __i386__ */
#define THISCALL(func) func
#define THISCALL_NAME(func) __ASM_NAME(#func)
#define __thiscall __cdecl
#define DEFINE_THISCALL_WRAPPER(func,args) /* nothing */
#endif /* __i386__ */
struct __type_info_node
{
void *memPtr;
struct __type_info_node* next;
};
typedef struct __type_info
{
const void *vtable;
char *name; /* Unmangled name, allocated lazily */
char mangled[32]; /* Variable length, but we declare it large enough for static RTTI */
} type_info;
typedef void* (__cdecl *malloc_func_t)(size_t);
typedef void (__cdecl *free_func_t)(void*);
extern char* __cdecl __unDName(char *,const char*,int,malloc_func_t,free_func_t,unsigned short int);
/*********************************************************************
* * stat64_to_stat32 [internal]
* */
static void stat64_to_stat32(const struct _stat64 *buf64, struct _stat32 *buf)
{
buf->st_dev = buf64->st_dev;
buf->st_ino = buf64->st_ino;
buf->st_mode = buf64->st_mode;
buf->st_nlink = buf64->st_nlink;
buf->st_uid = buf64->st_uid;
buf->st_gid = buf64->st_gid;
buf->st_rdev = buf64->st_rdev;
buf->st_size = buf64->st_size;
buf->st_atime = buf64->st_atime;
buf->st_mtime = buf64->st_mtime;
buf->st_ctime = buf64->st_ctime;
}
/*********************************************************************
* wmemcpy_s (MSVCR100.@)
*/
int CDECL wmemcpy_s(wchar_t *dest, size_t numberOfElements, const wchar_t *src, size_t count)
{
TRACE("(%p %lu %p %lu)\n", dest, (unsigned long)numberOfElements, src, (unsigned long)count);
if (!count)
return 0;
if (!CHECK_PMT(dest != NULL)) return EINVAL;
if (!CHECK_PMT(src != NULL)) {
memset(dest, 0, numberOfElements*sizeof(wchar_t));
return EINVAL;
}
if (!CHECK_PMT_ERR(count <= numberOfElements, ERANGE)) {
memset(dest, 0, numberOfElements*sizeof(wchar_t));
return ERANGE;
}
memcpy(dest, src, sizeof(wchar_t)*count);
return 0;
}
/*********************************************************************
* wmemmove_s (MSVCR100.@)
*/
int CDECL wmemmove_s(wchar_t *dest, size_t numberOfElements, const wchar_t *src, size_t count)
{
TRACE("(%p %lu %p %lu)\n", dest, (unsigned long)numberOfElements, src, (unsigned long)count);
if (!count)
return 0;
/* Native does not seem to conform to 6.7.1.2.3 in
* http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1225.pdf
* in that it does not zero the output buffer on constraint violation.
*/
if (!CHECK_PMT(dest != NULL)) return EINVAL;
if (!CHECK_PMT(src != NULL)) return EINVAL;
if (!CHECK_PMT_ERR(count <= numberOfElements, ERANGE)) return ERANGE;
memmove(dest, src, sizeof(wchar_t)*count);
return 0;
}
/*********************************************************************
* _encoded_null (MSVCR100.@)
*/
void * CDECL _encoded_null(void)
{
TRACE("\n");
return EncodePointer(NULL);
}
/*********************************************************************
* _invalid_parameter_noinfo (MSVCR100.@)
*/
void CDECL _invalid_parameter_noinfo(void)
{
_invalid_parameter( NULL, NULL, NULL, 0, 0 );
}
/*********************************************************************
* __sys_nerr (MSVCR100.@)
*/
int* CDECL __sys_nerr(void)
{
return (int*)GetProcAddress(GetModuleHandleA("msvcrt.dll"), "_sys_nerr");
}
/*********************************************************************
* __sys_errlist (MSVCR100.@)
*/
char** CDECL __sys_errlist(void)
{
return (char**)GetProcAddress(GetModuleHandleA("msvcrt.dll"), "_sys_errlist");
}
/*********************************************************************
* __clean_type_info_names_internal (MSVCR100.@)
*/
void CDECL __clean_type_info_names_internal(void *p)
{
FIXME("(%p) stub\n", p);
}
/*********************************************************************
* _recalloc (MSVCR100.@)
*/
void* CDECL _recalloc(void* mem, size_t num, size_t size)
{
size_t old_size;
void *ret;
if(!mem)
return calloc(num, size);
size = num*size;
old_size = _msize(mem);
ret = realloc(mem, size);
if(!ret) {
*_errno() = ENOMEM;
return NULL;
}
if(size>old_size)
memset((BYTE*)ret+old_size, 0, size-old_size);
return ret;
}
/*********************************************************************
* _fstat32 (MSVCR100.@)
*/
int CDECL _fstat32(int fd, struct _stat32* buf)
{
int ret;
struct _stat64 buf64;
ret = _fstat64(fd, &buf64);
if (!ret)
stat64_to_stat32(&buf64, buf);
return ret;
}
/*********************************************************************
* _stat32 (MSVCR100.@)
*/
int CDECL _stat32(const char *path, struct _stat32* buf)
{
int ret;
struct _stat64 buf64;
ret = _stat64(path, &buf64);
if (!ret)
stat64_to_stat32(&buf64, buf);
return ret;
}
/*********************************************************************
* _wstat32 (MSVCR100.@)
*/
int CDECL _wstat32(const wchar_t *path, struct _stat32* buf)
{
int ret;
struct _stat64 buf64;
ret = _wstat64(path, &buf64);
if (!ret)
stat64_to_stat32(&buf64, buf);
return ret;
}
static void stat64_to_stat64i32(const struct _stat64 *buf64, struct _stat64i32 *buf)
{
buf->st_dev = buf64->st_dev;
buf->st_ino = buf64->st_ino;
buf->st_mode = buf64->st_mode;
buf->st_nlink = buf64->st_nlink;
buf->st_uid = buf64->st_uid;
buf->st_gid = buf64->st_gid;
buf->st_rdev = buf64->st_rdev;
buf->st_size = buf64->st_size;
buf->st_atime = buf64->st_atime;
buf->st_mtime = buf64->st_mtime;
buf->st_ctime = buf64->st_ctime;
}
/*********************************************************************
* _fstat64i32 (MSVCR100.@)
*/
int CDECL _fstat64i32(int fd, struct _stat64i32* buf)
{
int ret;
struct _stat64 buf64;
ret = _fstat64(fd, &buf64);
if (!ret)
stat64_to_stat64i32(&buf64, buf);
return ret;
}
/*********************************************************************
* _stat64i32 (MSVCR100.@)
*/
int CDECL _stat64i32(const char* path, struct _stat64i32 * buf)
{
int ret;
struct _stat64 buf64;
ret = _stat64(path, &buf64);
if (!ret)
stat64_to_stat64i32(&buf64, buf);
return ret;
}
/*********************************************************************
* _wstat64i32 (MSVCR100.@)
*/
int CDECL _wstat64i32(const wchar_t *path, struct _stat64i32 *buf)
{
int ret;
struct _stat64 buf64;
ret = _wstat64(path, &buf64);
if (!ret)
stat64_to_stat64i32(&buf64, buf);
return ret;
}
/*********************************************************************
* _atoflt (MSVCR100.@)
*/
int CDECL _atoflt( _CRT_FLOAT *value, char *str )
{
return _atoflt_l( value, str, NULL );
}
/*********************************************************************
* ?_name_internal_method@type_info@@QBEPBDPAU__type_info_node@@@Z (MSVCR100.@)
*/
DEFINE_THISCALL_WRAPPER(type_info_name_internal_method,8)
const char * __thiscall type_info_name_internal_method(type_info * _this, struct __type_info_node *node)
{
static int once;
if (node && !once++) FIXME("type_info_node parameter ignored\n");
if (!_this->name)
{
/* Create and set the demangled name */
/* Note: mangled name in type_info struct always starts with a '.', while
* it isn't valid for mangled name.
* Is this '.' really part of the mangled name, or has it some other meaning ?
*/
char* name = __unDName(0, _this->mangled + 1, 0, malloc, free, 0x2800);
if (name)
{
unsigned int len = strlen(name);
/* It seems _unDName may leave blanks at the end of the demangled name */
while (len && name[--len] == ' ')
name[len] = '\0';
if (InterlockedCompareExchangePointer((void**)&_this->name, name, NULL))
{
/* Another thread set this member since we checked above - use it */
free(name);
}
}
}
TRACE("(%p) returning %s\n", _this, _this->name);
return _this->name;
}
/*********************************************************************
* _CRT_RTC_INIT (MSVCR100.@)
*/
void* CDECL _CRT_RTC_INIT(void *unk1, void *unk2, int unk3, int unk4, int unk5)
{
TRACE("%p %p %x %x %x\n", unk1, unk2, unk3, unk4, unk5);
return NULL;
}
/*********************************************************************
* _CRT_RTC_INITW (MSVCR100.@)
*/
void* CDECL _CRT_RTC_INITW(void *unk1, void *unk2, int unk3, int unk4, int unk5)
{
TRACE("%p %p %x %x %x\n", unk1, unk2, unk3, unk4, unk5);
return NULL;
}
/*********************************************************************
* _vswprintf_p (MSVCR100.@)
*/
int CDECL _vswprintf_p(wchar_t *buffer, size_t length, const wchar_t *format, __ms_va_list args)
{
return _vswprintf_p_l(buffer, length, format, NULL, args);
}
/*********************************************************************
* _byteswap_ushort (MSVCR100.@)
*/
unsigned short CDECL _byteswap_ushort(unsigned short s)
{
return (s<<8) + (s>>8);
}
/*********************************************************************
* _byteswap_ulong (MSVCR100.@)
*/
ULONG CDECL _byteswap_ulong(ULONG l)
{
return (l<<24) + ((l<<8)&0xFF0000) + ((l>>8)&0xFF00) + (l>>24);
}
/*********************************************************************
* _byteswap_uint64 (MSVCR100.@)
*/
unsigned __int64 CDECL _byteswap_uint64(unsigned __int64 i)
{
return (i<<56) + ((i&0xFF00)<<40) + ((i&0xFF0000)<<24) + ((i&0xFF000000)<<8) +
((i>>8)&0xFF000000) + ((i>>24)&0xFF0000) + ((i>>40)&0xFF00) + (i>>56);
}
/*********************************************************************
* fread_s (MSVCR100.@)
*/
size_t CDECL fread_s(void *buf, size_t buf_size, size_t elem_size, size_t count, FILE *stream)
{
size_t bytes_left, buf_pos;
TRACE("(%p %lu %lu %lu %p\n", buf, (unsigned long)buf_size,
(unsigned long)elem_size, (unsigned long)count, stream);
if(!CHECK_PMT(stream != NULL)) {
if(buf && buf_size)
memset(buf, 0, buf_size);
return 0;
}
if(!elem_size || !count) return 0;
if(!CHECK_PMT(buf != NULL)) return 0;
if(!CHECK_PMT(SIZE_MAX/count >= elem_size)) return 0;
bytes_left = elem_size*count;
buf_pos = 0;
while(bytes_left) {
if(stream->_cnt > 0) {
size_t size = bytes_left<stream->_cnt ? bytes_left : stream->_cnt;
if(!CHECK_PMT_ERR(size <= buf_size-buf_pos, ERANGE)) {
memset(buf, 0, buf_size);
return 0;
}
fread((char*)buf+buf_pos, 1, size, stream);
buf_pos += size;
bytes_left -= size;
}else {
int c = _filbuf(stream);
if(c == EOF)
break;
if(!CHECK_PMT_ERR(buf_size-buf_pos > 0, ERANGE)) {
memset(buf, 0, buf_size);
return 0;
}
((char*)buf)[buf_pos++] = c;
bytes_left--;
}
}
return buf_pos/elem_size;
}
/*********************************************************************
* _sprintf_p (MSVCR100.@)
*/
int CDECL _sprintf_p(char *buffer, size_t length, const char *format, ...)
{
__ms_va_list valist;
int r;
__ms_va_start(valist, format);
r = _vsprintf_p_l(buffer, length, format, NULL, valist);
__ms_va_end(valist);
return r;
}
/*********************************************************************
* _get_timezone (MSVCR100.@)
*/
int CDECL _get_timezone(LONG *timezone)
{
if(!CHECK_PMT(timezone != NULL)) return EINVAL;
*timezone = *(LONG*)GetProcAddress(GetModuleHandleA("msvcrt.dll"), "_timezone");
return 0;
}
/* copied from dlls/msvcrt/heap.c */
#define SAVED_PTR(x) ((void *)((DWORD_PTR)((char *)x - sizeof(void *)) & \
~(sizeof(void *) - 1)))
/*********************************************************************
* _aligned_msize (MSVCR100.@)
*/
size_t CDECL _aligned_msize(void *p, size_t alignment, size_t offset)
{
void **alloc_ptr;
if(!CHECK_PMT(p)) return -1;
if(alignment < sizeof(void*))
alignment = sizeof(void*);
alloc_ptr = SAVED_PTR(p);
return _msize(*alloc_ptr)-alignment-sizeof(void*);
}
/*********************************************************************
* DllMain (MSVCR100.@)
*/
BOOL WINAPI DllMain(HINSTANCE hdll, DWORD reason, LPVOID reserved)
{
switch (reason)
{
case DLL_WINE_PREATTACH:
return FALSE; /* prefer native version */
case DLL_PROCESS_ATTACH:
DisableThreadLibraryCalls(hdll);
_set_printf_count_output(0);
}
return TRUE;
}