basic_managed_global_memory (open_only_t open_only, const char* name,
const void *addr = 0)
: base_t()
, base2_t(open_only, name, read_write, addr,
create_open_func_t(get_this_pointer(),
DoOpen))
{}
void* CDECL MSVCRT___RTDynamicCast(void *cppobj, int unknown,
type_info *src, type_info *dst,
int do_throw)
{
void *ret;
if (!cppobj) return NULL;
TRACE("obj: %p unknown: %d src: %p %s dst: %p %s do_throw: %d)\n",
cppobj, unknown, src, dbgstr_type_info(src), dst, dbgstr_type_info(dst), do_throw);
__TRY
{
int i;
const rtti_object_locator *obj_locator = get_obj_locator( cppobj );
const rtti_object_hierarchy *obj_bases;
const rtti_base_array *base_array;
char *base;
if (TRACE_ON(msvcrt)) dump_obj_locator(obj_locator);
if(obj_locator->signature == 0)
base = RtlPcToFileHeader((void*)obj_locator, (void**)&base);
else
base = (char*)obj_locator - obj_locator->object_locator;
obj_bases = (const rtti_object_hierarchy*)(base + obj_locator->type_hierarchy);
base_array = (const rtti_base_array*)(base + obj_bases->base_classes);
ret = NULL;
for (i = 0; i < obj_bases->array_len; i++)
{
const rtti_base_descriptor *base_desc = (const rtti_base_descriptor*)(base + base_array->bases[i]);
const type_info *typ = (const type_info*)(base + base_desc->type_descriptor);
if (!strcmp(typ->mangled, dst->mangled))
{
void *this_ptr = (char *)cppobj - obj_locator->base_class_offset;
ret = get_this_pointer( &base_desc->offsets, this_ptr );
break;
}
}
if (!ret && do_throw)
{
const char *msg = "Bad dynamic_cast!";
bad_cast e;
MSVCRT_bad_cast_ctor( &e, &msg );
_CxxThrowException( &e, &bad_cast_exception_type );
}
}
__EXCEPT_PAGE_FAULT
{
__non_rtti_object e;
MSVCRT___non_rtti_object_ctor( &e, "Access violation - no RTTI data!" );
_CxxThrowException( &e, &bad_typeid_exception_type );
return NULL;
}
__ENDTRY
return ret;
}
//!Connects to a created shared memory and its segment manager.
//!in read-only mode.
//!This can throw.
basic_managed_shared_memory (open_read_only_t, const char* name,
const void *addr = 0)
: base_t()
, base2_t(open_only, name, read_only, addr,
create_open_func_t(get_this_pointer(),
ipcdetail::DoOpen))
{}
//!Creates mapped file and creates and places the segment manager if
//!segment was not created. If segment was created it connects to the
//!segment.
//!This can throw.
basic_managed_mapped_file (open_or_create_t open_or_create,
const char *name, std::size_t size,
const void *addr = 0)
: m_mfile(open_or_create, name, size, read_write, addr,
create_open_func_t(get_this_pointer(),
detail::DoOpenOrCreate))
{}
basic_managed_global_memory (open_or_create_t open_or_create,
const char *name, size_type size,
const void *addr = 0, const permissions& perm = permissions())
: base_t()
, base2_t(open_or_create, name, size, read_write, addr,
create_open_func_t(get_this_pointer(),
DoOpenOrCreate), perm)
{}
//!Creates shared memory and creates and places the segment manager if
//!segment was not created. If segment was created it connects to the
//!segment.
//!This can throw.
basic_managed_windows_shared_memory
(open_or_create_t open_or_create,
const char *name, std::size_t size,
const void *addr = 0)
: m_wshm(open_or_create, name, size, read_write, addr,
create_open_func_t(get_this_pointer(),
detail::DoOpenOrCreate))
{}
//!Creates shared memory and creates and places the segment manager if
//!segment was not created. If segment was created it connects to the
//!segment.
//!This can throw.
basic_managed_windows_shared_memory
(open_or_create_t open_or_create,
const char *name, size_type size,
const void *addr = 0,
const permissions &perm = permissions())
: m_wshm(open_or_create, name, size, read_write, addr,
create_open_func_t(get_this_pointer(),
ipcdetail::DoOpenOrCreate), perm)
{}
//!Creates shared memory and creates and places the segment manager.
//!This can throw.
basic_managed_shared_memory(create_only_t create_only, const char *name,
size_type size, const void *addr = 0, const permissions& perm = permissions())
: base_t()
, base2_t(create_only, name, size, read_write, addr,
create_open_func_t(get_this_pointer(), ipcdetail::DoCreate), perm)
{}
//!Connects to a created mapped file and its segment manager.
//!This can throw.
basic_managed_mapped_file (open_only_t open_only, const char* name,
const void *addr = 0)
: m_mfile(open_only, name, read_write, addr,
create_open_func_t(get_this_pointer(),
detail::DoOpen))
{}
//!Connects to a created shared memory and its segment manager.
//!This can throw.
basic_managed_windows_shared_memory
(open_only_t open_only, const char* name, const void *addr = 0)
: m_wshm(open_only, name, read_write, addr,
create_open_func_t(get_this_pointer(),
detail::DoOpen))
{}
//!Creates shared memory and creates and places the segment manager.
//!This can throw.
basic_managed_windows_shared_memory
(create_only_t create_only, const char *name,
std::size_t size, const void *addr = 0, const permissions &perm = permissions())
: m_wshm(create_only, name, size, read_write, addr,
create_open_func_t(get_this_pointer(), detail::DoCreate), perm)
{}
void* CDECL MSVCRT___RTDynamicCast(void *cppobj, int unknown,
type_info *src, type_info *dst,
int do_throw)
{
void *ret;
if (!cppobj) return NULL;
TRACE("obj: %p unknown: %d src: %p %s dst: %p %s do_throw: %d)\n",
cppobj, unknown, src, dbgstr_type_info(src), dst, dbgstr_type_info(dst), do_throw);
/* To cast an object at runtime:
* 1.Find out the true type of the object from the typeinfo at vtable[-1]
* 2.Search for the destination type in the class hierarchy
* 3.If destination type is found, return base object address + dest offset
* Otherwise, fail the cast
*
* FIXME: the unknown parameter doesn't seem to be used for anything
*/
__TRY
{
int i;
const rtti_object_locator *obj_locator = get_obj_locator( cppobj );
const rtti_object_hierarchy *obj_bases = obj_locator->type_hierarchy;
const rtti_base_descriptor * const* base_desc = obj_bases->base_classes->bases;
if (TRACE_ON(msvcrt)) dump_obj_locator(obj_locator);
ret = NULL;
for (i = 0; i < obj_bases->array_len; i++)
{
const type_info *typ = base_desc[i]->type_descriptor;
if (!strcmp(typ->mangled, dst->mangled))
{
/* compute the correct this pointer for that base class */
void *this_ptr = (char *)cppobj - obj_locator->base_class_offset;
ret = get_this_pointer( &base_desc[i]->offsets, this_ptr );
break;
}
}
/* VC++ sets do_throw to 1 when the result of a dynamic_cast is assigned
* to a reference, since references cannot be NULL.
*/
if (!ret && do_throw)
{
const char *msg = "Bad dynamic_cast!";
bad_cast e;
MSVCRT_bad_cast_ctor( &e, &msg );
_CxxThrowException( &e, &bad_cast_exception_type );
}
}
__EXCEPT_PAGE_FAULT
{
__non_rtti_object e;
MSVCRT___non_rtti_object_ctor( &e, "Access violation - no RTTI data!" );
_CxxThrowException( &e, &bad_typeid_exception_type );
return NULL;
}
__ENDTRY
return ret;
}
//!Constructor. Takes a pointer to the
//!segment manager. Can throw
iunordered_set_index(segment_manager_base *mngr)
: allocator_holder(mngr)
, index_type(bucket_traits(&get_this_pointer()->init_bucket, 1))
{}
//!Creates shared memory and creates and places the segment manager.
//!This can throw.
basic_managed_shared_memory(create_only_t create_only, const char *name,
std::size_t size, const void *addr = 0)
: base_t()
, base2_t(create_only, name, size, read_write, addr,
create_open_func_t(get_this_pointer(), detail::DoCreate))
{}
