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Sweden-Number/dlls/msvcrt/scheduler.c

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/*
* msvcrt.dll C++ objects
*
* Copyright 2017 Piotr Caban
*
* 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 <stdarg.h>
#include "windef.h"
#include "winternl.h"
#include "wine/debug.h"
#include "msvcrt.h"
#include "cppexcept.h"
#include "cxx.h"
#if _MSVCR_VER >= 100
WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
static int context_id = -1;
static int scheduler_id = -1;
typedef enum {
SchedulerKind,
MaxConcurrency,
MinConcurrency,
TargetOversubscriptionFactor,
LocalContextCacheSize,
ContextStackSize,
ContextPriority,
SchedulingProtocol,
DynamicProgressFeedback,
WinRTInitialization,
last_policy_id
} PolicyElementKey;
typedef struct {
struct _policy_container {
unsigned int policies[last_policy_id];
} *policy_container;
} SchedulerPolicy;
typedef struct {
const vtable_ptr *vtable;
} Context;
#define call_Context_GetId(this) CALL_VTBL_FUNC(this, 0, \
unsigned int, (const Context*), (this))
#define call_Context_GetVirtualProcessorId(this) CALL_VTBL_FUNC(this, 4, \
unsigned int, (const Context*), (this))
#define call_Context_GetScheduleGroupId(this) CALL_VTBL_FUNC(this, 8, \
unsigned int, (const Context*), (this))
#define call_Context_dtor(this, flags) CALL_VTBL_FUNC(this, 20, \
Context*, (Context*, unsigned int), (this, flags))
typedef struct {
Context *context;
} _Context;
union allocator_cache_entry {
struct _free {
int depth;
union allocator_cache_entry *next;
} free;
struct _alloc {
int bucket;
char mem[1];
} alloc;
};
struct scheduler_list {
struct Scheduler *scheduler;
struct scheduler_list *next;
};
typedef struct {
Context context;
struct scheduler_list scheduler;
unsigned int id;
union allocator_cache_entry *allocator_cache[8];
} ExternalContextBase;
extern const vtable_ptr MSVCRT_ExternalContextBase_vtable;
static void ExternalContextBase_ctor(ExternalContextBase*);
typedef struct Scheduler {
const vtable_ptr *vtable;
} Scheduler;
#define call_Scheduler_Id(this) CALL_VTBL_FUNC(this, 4, unsigned int, (const Scheduler*), (this))
#define call_Scheduler_GetNumberOfVirtualProcessors(this) CALL_VTBL_FUNC(this, 8, unsigned int, (const Scheduler*), (this))
#define call_Scheduler_GetPolicy(this,policy) CALL_VTBL_FUNC(this, 12, \
SchedulerPolicy*, (Scheduler*,SchedulerPolicy*), (this,policy))
#define call_Scheduler_Reference(this) CALL_VTBL_FUNC(this, 16, unsigned int, (Scheduler*), (this))
#define call_Scheduler_Release(this) CALL_VTBL_FUNC(this, 20, unsigned int, (Scheduler*), (this))
#define call_Scheduler_RegisterShutdownEvent(this,event) CALL_VTBL_FUNC(this, 24, void, (Scheduler*,HANDLE), (this,event))
#define call_Scheduler_Attach(this) CALL_VTBL_FUNC(this, 28, void, (Scheduler*), (this))
#if _MSVCR_VER > 100
#define call_Scheduler_CreateScheduleGroup_loc(this,placement) CALL_VTBL_FUNC(this, 32, \
/*ScheduleGroup*/void*, (Scheduler*,/*location*/void*), (this,placement))
#define call_Scheduler_CreateScheduleGroup(this) CALL_VTBL_FUNC(this, 36, /*ScheduleGroup*/void*, (Scheduler*), (this))
#define call_Scheduler_ScheduleTask_loc(this,proc,data,placement) CALL_VTBL_FUNC(this, 40, \
void, (Scheduler*,void (__cdecl*)(void*),void*,/*location*/void*), (this,proc,data,placement))
#define call_Scheduler_ScheduleTask(this,proc,data) CALL_VTBL_FUNC(this, 44, \
void, (Scheduler*,void (__cdecl*)(void*),void*), (this,proc,data))
#define call_Scheduler_IsAvailableLocation(this,placement) CALL_VTBL_FUNC(this, 48, \
MSVCRT_bool, (Scheduler*,const /*location*/void*), (this,placement))
#else
#define call_Scheduler_CreateScheduleGroup(this) CALL_VTBL_FUNC(this, 32, /*ScheduleGroup*/void*, (Scheduler*), (this))
#define call_Scheduler_ScheduleTask(this,proc,data) CALL_VTBL_FUNC(this, 36, \
void, (Scheduler*,void (__cdecl*)(void*),void*), (this,proc,data))
#endif
typedef struct {
Scheduler scheduler;
LONG ref;
unsigned int id;
unsigned int virt_proc_no;
SchedulerPolicy policy;
int shutdown_count;
int shutdown_size;
HANDLE *shutdown_events;
CRITICAL_SECTION cs;
} ThreadScheduler;
extern const vtable_ptr MSVCRT_ThreadScheduler_vtable;
typedef struct {
Scheduler *scheduler;
} _Scheduler;
typedef struct {
char empty;
} _CurrentScheduler;
static int context_tls_index = TLS_OUT_OF_INDEXES;
static CRITICAL_SECTION default_scheduler_cs;
static CRITICAL_SECTION_DEBUG default_scheduler_cs_debug =
{
0, 0, &default_scheduler_cs,
{ &default_scheduler_cs_debug.ProcessLocksList, &default_scheduler_cs_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": default_scheduler_cs") }
};
static CRITICAL_SECTION default_scheduler_cs = { &default_scheduler_cs_debug, -1, 0, 0, 0, 0 };
static SchedulerPolicy default_scheduler_policy;
static ThreadScheduler *default_scheduler;
static void create_default_scheduler(void);
static Context* try_get_current_context(void)
{
if (context_tls_index == TLS_OUT_OF_INDEXES)
return NULL;
return TlsGetValue(context_tls_index);
}
static Context* get_current_context(void)
{
Context *ret;
if (context_tls_index == TLS_OUT_OF_INDEXES) {
int tls_index = TlsAlloc();
if (tls_index == TLS_OUT_OF_INDEXES) {
throw_exception(EXCEPTION_SCHEDULER_RESOURCE_ALLOCATION_ERROR,
HRESULT_FROM_WIN32(GetLastError()), NULL);
return NULL;
}
if(InterlockedCompareExchange(&context_tls_index, tls_index, TLS_OUT_OF_INDEXES) != TLS_OUT_OF_INDEXES)
TlsFree(tls_index);
}
ret = TlsGetValue(context_tls_index);
if (!ret) {
ExternalContextBase *context = MSVCRT_operator_new(sizeof(ExternalContextBase));
ExternalContextBase_ctor(context);
TlsSetValue(context_tls_index, context);
ret = &context->context;
}
return ret;
}
static Scheduler* try_get_current_scheduler(void)
{
ExternalContextBase *context = (ExternalContextBase*)try_get_current_context();
if (!context)
return NULL;
if (context->context.vtable != &MSVCRT_ExternalContextBase_vtable) {
ERR("unknown context set\n");
return NULL;
}
return context->scheduler.scheduler;
}
static Scheduler* get_current_scheduler(void)
{
ExternalContextBase *context = (ExternalContextBase*)get_current_context();
if (context->context.vtable != &MSVCRT_ExternalContextBase_vtable) {
ERR("unknown context set\n");
return NULL;
}
return context->scheduler.scheduler;
}
/* ?CurrentContext@Context@Concurrency@@SAPAV12@XZ */
/* ?CurrentContext@Context@Concurrency@@SAPEAV12@XZ */
Context* __cdecl Context_CurrentContext(void)
{
TRACE("()\n");
return get_current_context();
}
/* ?Id@Context@Concurrency@@SAIXZ */
unsigned int __cdecl Context_Id(void)
{
Context *ctx = try_get_current_context();
TRACE("()\n");
return ctx ? call_Context_GetId(ctx) : -1;
}
/* ?Block@Context@Concurrency@@SAXXZ */
void __cdecl Context_Block(void)
{
FIXME("()\n");
}
/* ?Yield@Context@Concurrency@@SAXXZ */
/* ?_Yield@_Context@details@Concurrency@@SAXXZ */
void __cdecl Context_Yield(void)
{
FIXME("()\n");
}
/* ?_SpinYield@Context@Concurrency@@SAXXZ */
void __cdecl Context__SpinYield(void)
{
FIXME("()\n");
}
/* ?IsCurrentTaskCollectionCanceling@Context@Concurrency@@SA_NXZ */
MSVCRT_bool __cdecl Context_IsCurrentTaskCollectionCanceling(void)
{
FIXME("()\n");
return FALSE;
}
/* ?Oversubscribe@Context@Concurrency@@SAX_N@Z */
void __cdecl Context_Oversubscribe(MSVCRT_bool begin)
{
FIXME("(%x)\n", begin);
}
/* ?ScheduleGroupId@Context@Concurrency@@SAIXZ */
unsigned int __cdecl Context_ScheduleGroupId(void)
{
Context *ctx = try_get_current_context();
TRACE("()\n");
return ctx ? call_Context_GetScheduleGroupId(ctx) : -1;
}
/* ?VirtualProcessorId@Context@Concurrency@@SAIXZ */
unsigned int __cdecl Context_VirtualProcessorId(void)
{
Context *ctx = try_get_current_context();
TRACE("()\n");
return ctx ? call_Context_GetVirtualProcessorId(ctx) : -1;
}
#if _MSVCR_VER > 100
/* ?_CurrentContext@_Context@details@Concurrency@@SA?AV123@XZ */
_Context *__cdecl _Context__CurrentContext(_Context *ret)
{
TRACE("(%p)\n", ret);
ret->context = Context_CurrentContext();
return ret;
}
#endif
DEFINE_THISCALL_WRAPPER(ExternalContextBase_GetId, 4)
unsigned int __thiscall ExternalContextBase_GetId(const ExternalContextBase *this)
{
TRACE("(%p)->()\n", this);
return this->id;
}
DEFINE_THISCALL_WRAPPER(ExternalContextBase_GetVirtualProcessorId, 4)
unsigned int __thiscall ExternalContextBase_GetVirtualProcessorId(const ExternalContextBase *this)
{
FIXME("(%p)->() stub\n", this);
return -1;
}
DEFINE_THISCALL_WRAPPER(ExternalContextBase_GetScheduleGroupId, 4)
unsigned int __thiscall ExternalContextBase_GetScheduleGroupId(const ExternalContextBase *this)
{
FIXME("(%p)->() stub\n", this);
return -1;
}
DEFINE_THISCALL_WRAPPER(ExternalContextBase_Unblock, 4)
void __thiscall ExternalContextBase_Unblock(ExternalContextBase *this)
{
FIXME("(%p)->() stub\n", this);
}
DEFINE_THISCALL_WRAPPER(ExternalContextBase_IsSynchronouslyBlocked, 4)
MSVCRT_bool __thiscall ExternalContextBase_IsSynchronouslyBlocked(const ExternalContextBase *this)
{
FIXME("(%p)->() stub\n", this);
return FALSE;
}
static void ExternalContextBase_dtor(ExternalContextBase *this)
{
struct scheduler_list *scheduler_cur, *scheduler_next;
union allocator_cache_entry *next, *cur;
int i;
/* TODO: move the allocator cache to scheduler so it can be reused */
for(i=0; i<ARRAY_SIZE(this->allocator_cache); i++) {
for(cur = this->allocator_cache[i]; cur; cur=next) {
next = cur->free.next;
MSVCRT_operator_delete(cur);
}
}
if (this->scheduler.scheduler) {
call_Scheduler_Release(this->scheduler.scheduler);
for(scheduler_cur=this->scheduler.next; scheduler_cur; scheduler_cur=scheduler_next) {
scheduler_next = scheduler_cur->next;
call_Scheduler_Release(scheduler_cur->scheduler);
MSVCRT_operator_delete(scheduler_cur);
}
}
}
DEFINE_THISCALL_WRAPPER(ExternalContextBase_vector_dtor, 8)
Context* __thiscall ExternalContextBase_vector_dtor(ExternalContextBase *this, unsigned int flags)
{
TRACE("(%p %x)\n", this, flags);
if(flags & 2) {
/* we have an array, with the number of elements stored before the first object */
INT_PTR i, *ptr = (INT_PTR *)this-1;
for(i=*ptr-1; i>=0; i--)
ExternalContextBase_dtor(this+i);
MSVCRT_operator_delete(ptr);
} else {
ExternalContextBase_dtor(this);
if(flags & 1)
MSVCRT_operator_delete(this);
}
return &this->context;
}
static void ExternalContextBase_ctor(ExternalContextBase *this)
{
TRACE("(%p)->()\n", this);
memset(this, 0, sizeof(*this));
this->context.vtable = &MSVCRT_ExternalContextBase_vtable;
this->id = InterlockedIncrement(&context_id);
create_default_scheduler();
this->scheduler.scheduler = &default_scheduler->scheduler;
call_Scheduler_Reference(&default_scheduler->scheduler);
}
/* ?Alloc@Concurrency@@YAPAXI@Z */
/* ?Alloc@Concurrency@@YAPEAX_K@Z */
void * CDECL Concurrency_Alloc(MSVCRT_size_t size)
{
ExternalContextBase *context = (ExternalContextBase*)get_current_context();
union allocator_cache_entry *p;
size += FIELD_OFFSET(union allocator_cache_entry, alloc.mem);
if (size < sizeof(*p))
size = sizeof(*p);
if (context->context.vtable != &MSVCRT_ExternalContextBase_vtable) {
p = MSVCRT_operator_new(size);
p->alloc.bucket = -1;
}else {
int i;
C_ASSERT(sizeof(union allocator_cache_entry) <= 1 << 4);
for(i=0; i<ARRAY_SIZE(context->allocator_cache); i++)
if (1 << (i+4) >= size) break;
if(i==ARRAY_SIZE(context->allocator_cache)) {
p = MSVCRT_operator_new(size);
p->alloc.bucket = -1;
}else if (context->allocator_cache[i]) {
p = context->allocator_cache[i];
context->allocator_cache[i] = p->free.next;
p->alloc.bucket = i;
}else {
p = MSVCRT_operator_new(1 << (i+4));
p->alloc.bucket = i;
}
}
TRACE("(%Iu) returning %p\n", size, p->alloc.mem);
return p->alloc.mem;
}
/* ?Free@Concurrency@@YAXPAX@Z */
/* ?Free@Concurrency@@YAXPEAX@Z */
void CDECL Concurrency_Free(void* mem)
{
union allocator_cache_entry *p = (union allocator_cache_entry*)((char*)mem-FIELD_OFFSET(union allocator_cache_entry, alloc.mem));
ExternalContextBase *context = (ExternalContextBase*)get_current_context();
int bucket = p->alloc.bucket;
TRACE("(%p)\n", mem);
if (context->context.vtable != &MSVCRT_ExternalContextBase_vtable) {
MSVCRT_operator_delete(p);
}else {
if(bucket >= 0 && bucket < ARRAY_SIZE(context->allocator_cache) &&
(!context->allocator_cache[bucket] || context->allocator_cache[bucket]->free.depth < 20)) {
p->free.next = context->allocator_cache[bucket];
p->free.depth = p->free.next ? p->free.next->free.depth+1 : 0;
context->allocator_cache[bucket] = p;
}else {
MSVCRT_operator_delete(p);
}
}
}
/* ?SetPolicyValue@SchedulerPolicy@Concurrency@@QAEIW4PolicyElementKey@2@I@Z */
/* ?SetPolicyValue@SchedulerPolicy@Concurrency@@QEAAIW4PolicyElementKey@2@I@Z */
DEFINE_THISCALL_WRAPPER(SchedulerPolicy_SetPolicyValue, 12)
unsigned int __thiscall SchedulerPolicy_SetPolicyValue(SchedulerPolicy *this,
PolicyElementKey policy, unsigned int val)
{
unsigned int ret;
TRACE("(%p %d %d)\n", this, policy, val);
if (policy == MinConcurrency)
throw_exception(EXCEPTION_INVALID_SCHEDULER_POLICY_KEY, 0, "MinConcurrency");
if (policy == MaxConcurrency)
throw_exception(EXCEPTION_INVALID_SCHEDULER_POLICY_KEY, 0, "MaxConcurrency");
if (policy >= last_policy_id)
throw_exception(EXCEPTION_INVALID_SCHEDULER_POLICY_KEY, 0, "Invalid policy");
switch(policy) {
case SchedulerKind:
if (val)
throw_exception(EXCEPTION_INVALID_SCHEDULER_POLICY_VALUE, 0, "SchedulerKind");
break;
case TargetOversubscriptionFactor:
if (!val)
throw_exception(EXCEPTION_INVALID_SCHEDULER_POLICY_VALUE,
0, "TargetOversubscriptionFactor");
break;
case ContextPriority:
if (((int)val < -7 /* THREAD_PRIORITY_REALTIME_LOWEST */
|| val > 6 /* THREAD_PRIORITY_REALTIME_HIGHEST */)
&& val != THREAD_PRIORITY_IDLE && val != THREAD_PRIORITY_TIME_CRITICAL
&& val != INHERIT_THREAD_PRIORITY)
throw_exception(EXCEPTION_INVALID_SCHEDULER_POLICY_VALUE, 0, "ContextPriority");
break;
case SchedulingProtocol:
case DynamicProgressFeedback:
case WinRTInitialization:
if (val != 0 && val != 1)
throw_exception(EXCEPTION_INVALID_SCHEDULER_POLICY_VALUE, 0, "SchedulingProtocol");
break;
default:
break;
}
ret = this->policy_container->policies[policy];
this->policy_container->policies[policy] = val;
return ret;
}
/* ?SetConcurrencyLimits@SchedulerPolicy@Concurrency@@QAEXII@Z */
/* ?SetConcurrencyLimits@SchedulerPolicy@Concurrency@@QEAAXII@Z */
DEFINE_THISCALL_WRAPPER(SchedulerPolicy_SetConcurrencyLimits, 12)
void __thiscall SchedulerPolicy_SetConcurrencyLimits(SchedulerPolicy *this,
unsigned int min_concurrency, unsigned int max_concurrency)
{
TRACE("(%p %d %d)\n", this, min_concurrency, max_concurrency);
if (min_concurrency > max_concurrency)
throw_exception(EXCEPTION_INVALID_SCHEDULER_POLICY_THREAD_SPECIFICATION, 0, NULL);
if (!max_concurrency)
throw_exception(EXCEPTION_INVALID_SCHEDULER_POLICY_VALUE, 0, "MaxConcurrency");
this->policy_container->policies[MinConcurrency] = min_concurrency;
this->policy_container->policies[MaxConcurrency] = max_concurrency;
}
/* ?GetPolicyValue@SchedulerPolicy@Concurrency@@QBEIW4PolicyElementKey@2@@Z */
/* ?GetPolicyValue@SchedulerPolicy@Concurrency@@QEBAIW4PolicyElementKey@2@@Z */
DEFINE_THISCALL_WRAPPER(SchedulerPolicy_GetPolicyValue, 8)
unsigned int __thiscall SchedulerPolicy_GetPolicyValue(
const SchedulerPolicy *this, PolicyElementKey policy)
{
TRACE("(%p %d)\n", this, policy);
if (policy >= last_policy_id)
throw_exception(EXCEPTION_INVALID_SCHEDULER_POLICY_KEY, 0, "Invalid policy");
return this->policy_container->policies[policy];
}
/* ??0SchedulerPolicy@Concurrency@@QAE@XZ */
/* ??0SchedulerPolicy@Concurrency@@QEAA@XZ */
DEFINE_THISCALL_WRAPPER(SchedulerPolicy_ctor, 4)
SchedulerPolicy* __thiscall SchedulerPolicy_ctor(SchedulerPolicy *this)
{
TRACE("(%p)\n", this);
this->policy_container = MSVCRT_operator_new(sizeof(*this->policy_container));
/* TODO: default values can probably be affected by CurrentScheduler */
this->policy_container->policies[SchedulerKind] = 0;
this->policy_container->policies[MaxConcurrency] = -1;
this->policy_container->policies[MinConcurrency] = 1;
this->policy_container->policies[TargetOversubscriptionFactor] = 1;
this->policy_container->policies[LocalContextCacheSize] = 8;
this->policy_container->policies[ContextStackSize] = 0;
this->policy_container->policies[ContextPriority] = THREAD_PRIORITY_NORMAL;
this->policy_container->policies[SchedulingProtocol] = 0;
this->policy_container->policies[DynamicProgressFeedback] = 1;
return this;
}
/* ??0SchedulerPolicy@Concurrency@@QAA@IZZ */
/* ??0SchedulerPolicy@Concurrency@@QEAA@_KZZ */
/* TODO: don't leak policy_container on exception */
SchedulerPolicy* WINAPIV SchedulerPolicy_ctor_policies(
SchedulerPolicy *this, MSVCRT_size_t n, ...)
{
unsigned int min_concurrency, max_concurrency;
__ms_va_list valist;
MSVCRT_size_t i;
TRACE("(%p %Iu)\n", this, n);
SchedulerPolicy_ctor(this);
min_concurrency = this->policy_container->policies[MinConcurrency];
max_concurrency = this->policy_container->policies[MaxConcurrency];
__ms_va_start(valist, n);
for(i=0; i<n; i++) {
PolicyElementKey policy = va_arg(valist, PolicyElementKey);
unsigned int val = va_arg(valist, unsigned int);
if(policy == MinConcurrency)
min_concurrency = val;
else if(policy == MaxConcurrency)
max_concurrency = val;
else
SchedulerPolicy_SetPolicyValue(this, policy, val);
}
__ms_va_end(valist);
SchedulerPolicy_SetConcurrencyLimits(this, min_concurrency, max_concurrency);
return this;
}
/* ??4SchedulerPolicy@Concurrency@@QAEAAV01@ABV01@@Z */
/* ??4SchedulerPolicy@Concurrency@@QEAAAEAV01@AEBV01@@Z */
DEFINE_THISCALL_WRAPPER(SchedulerPolicy_op_assign, 8)
SchedulerPolicy* __thiscall SchedulerPolicy_op_assign(
SchedulerPolicy *this, const SchedulerPolicy *rhs)
{
TRACE("(%p %p)\n", this, rhs);
memcpy(this->policy_container->policies, rhs->policy_container->policies,
sizeof(this->policy_container->policies));
return this;
}
/* ??0SchedulerPolicy@Concurrency@@QAE@ABV01@@Z */
/* ??0SchedulerPolicy@Concurrency@@QEAA@AEBV01@@Z */
DEFINE_THISCALL_WRAPPER(SchedulerPolicy_copy_ctor, 8)
SchedulerPolicy* __thiscall SchedulerPolicy_copy_ctor(
SchedulerPolicy *this, const SchedulerPolicy *rhs)
{
TRACE("(%p %p)\n", this, rhs);
SchedulerPolicy_ctor(this);
return SchedulerPolicy_op_assign(this, rhs);
}
/* ??1SchedulerPolicy@Concurrency@@QAE@XZ */
/* ??1SchedulerPolicy@Concurrency@@QEAA@XZ */
DEFINE_THISCALL_WRAPPER(SchedulerPolicy_dtor, 4)
void __thiscall SchedulerPolicy_dtor(SchedulerPolicy *this)
{
TRACE("(%p)\n", this);
MSVCRT_operator_delete(this->policy_container);
}
static void ThreadScheduler_dtor(ThreadScheduler *this)
{
int i;
if(this->ref != 0) WARN("ref = %d\n", this->ref);
SchedulerPolicy_dtor(&this->policy);
for(i=0; i<this->shutdown_count; i++)
SetEvent(this->shutdown_events[i]);
MSVCRT_operator_delete(this->shutdown_events);
this->cs.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&this->cs);
}
DEFINE_THISCALL_WRAPPER(ThreadScheduler_Id, 4)
unsigned int __thiscall ThreadScheduler_Id(const ThreadScheduler *this)
{
TRACE("(%p)\n", this);
return this->id;
}
DEFINE_THISCALL_WRAPPER(ThreadScheduler_GetNumberOfVirtualProcessors, 4)
unsigned int __thiscall ThreadScheduler_GetNumberOfVirtualProcessors(const ThreadScheduler *this)
{
TRACE("(%p)\n", this);
return this->virt_proc_no;
}
DEFINE_THISCALL_WRAPPER(ThreadScheduler_GetPolicy, 8)
SchedulerPolicy* __thiscall ThreadScheduler_GetPolicy(
const ThreadScheduler *this, SchedulerPolicy *ret)
{
TRACE("(%p %p)\n", this, ret);
return SchedulerPolicy_copy_ctor(ret, &this->policy);
}
DEFINE_THISCALL_WRAPPER(ThreadScheduler_Reference, 4)
unsigned int __thiscall ThreadScheduler_Reference(ThreadScheduler *this)
{
TRACE("(%p)\n", this);
return InterlockedIncrement(&this->ref);
}
DEFINE_THISCALL_WRAPPER(ThreadScheduler_Release, 4)
unsigned int __thiscall ThreadScheduler_Release(ThreadScheduler *this)
{
unsigned int ret = InterlockedDecrement(&this->ref);
TRACE("(%p)\n", this);
if(!ret) {
ThreadScheduler_dtor(this);
MSVCRT_operator_delete(this);
}
return ret;
}
DEFINE_THISCALL_WRAPPER(ThreadScheduler_RegisterShutdownEvent, 8)
void __thiscall ThreadScheduler_RegisterShutdownEvent(ThreadScheduler *this, HANDLE event)
{
HANDLE *shutdown_events;
int size;
TRACE("(%p %p)\n", this, event);
EnterCriticalSection(&this->cs);
size = this->shutdown_size ? this->shutdown_size * 2 : 1;
shutdown_events = MSVCRT_operator_new(size * sizeof(*shutdown_events));
memcpy(shutdown_events, this->shutdown_events,
this->shutdown_count * sizeof(*shutdown_events));
MSVCRT_operator_delete(this->shutdown_events);
this->shutdown_size = size;
this->shutdown_events = shutdown_events;
this->shutdown_events[this->shutdown_count++] = event;
LeaveCriticalSection(&this->cs);
}
DEFINE_THISCALL_WRAPPER(ThreadScheduler_Attach, 4)
void __thiscall ThreadScheduler_Attach(ThreadScheduler *this)
{
ExternalContextBase *context = (ExternalContextBase*)get_current_context();
TRACE("(%p)\n", this);
if(context->context.vtable != &MSVCRT_ExternalContextBase_vtable) {
ERR("unknown context set\n");
return;
}
if(context->scheduler.scheduler == &this->scheduler)
throw_exception(EXCEPTION_IMPROPER_SCHEDULER_ATTACH, 0, NULL);
if(context->scheduler.scheduler) {
struct scheduler_list *l = MSVCRT_operator_new(sizeof(*l));
*l = context->scheduler;
context->scheduler.next = l;
}
context->scheduler.scheduler = &this->scheduler;
ThreadScheduler_Reference(this);
}
DEFINE_THISCALL_WRAPPER(ThreadScheduler_CreateScheduleGroup_loc, 8)
/*ScheduleGroup*/void* __thiscall ThreadScheduler_CreateScheduleGroup_loc(
ThreadScheduler *this, /*location*/void *placement)
{
FIXME("(%p %p) stub\n", this, placement);
return NULL;
}
DEFINE_THISCALL_WRAPPER(ThreadScheduler_CreateScheduleGroup, 4)
/*ScheduleGroup*/void* __thiscall ThreadScheduler_CreateScheduleGroup(ThreadScheduler *this)
{
FIXME("(%p) stub\n", this);
return NULL;
}
DEFINE_THISCALL_WRAPPER(ThreadScheduler_ScheduleTask_loc, 16)
void __thiscall ThreadScheduler_ScheduleTask_loc(ThreadScheduler *this,
void (__cdecl *proc)(void*), void* data, /*location*/void *placement)
{
FIXME("(%p %p %p %p) stub\n", this, proc, data, placement);
}
DEFINE_THISCALL_WRAPPER(ThreadScheduler_ScheduleTask, 12)
void __thiscall ThreadScheduler_ScheduleTask(ThreadScheduler *this,
void (__cdecl *proc)(void*), void* data)
{
FIXME("(%p %p %p) stub\n", this, proc, data);
}
DEFINE_THISCALL_WRAPPER(ThreadScheduler_IsAvailableLocation, 8)
MSVCRT_bool __thiscall ThreadScheduler_IsAvailableLocation(
const ThreadScheduler *this, const /*location*/void *placement)
{
FIXME("(%p %p) stub\n", this, placement);
return FALSE;
}
DEFINE_THISCALL_WRAPPER(ThreadScheduler_vector_dtor, 8)
Scheduler* __thiscall ThreadScheduler_vector_dtor(ThreadScheduler *this, unsigned int flags)
{
TRACE("(%p %x)\n", this, flags);
if(flags & 2) {
/* we have an array, with the number of elements stored before the first object */
INT_PTR i, *ptr = (INT_PTR *)this-1;
for(i=*ptr-1; i>=0; i--)
ThreadScheduler_dtor(this+i);
MSVCRT_operator_delete(ptr);
} else {
ThreadScheduler_dtor(this);
if(flags & 1)
MSVCRT_operator_delete(this);
}
return &this->scheduler;
}
static ThreadScheduler* ThreadScheduler_ctor(ThreadScheduler *this,
const SchedulerPolicy *policy)
{
SYSTEM_INFO si;
TRACE("(%p)->()\n", this);
this->scheduler.vtable = &MSVCRT_ThreadScheduler_vtable;
this->ref = 1;
this->id = InterlockedIncrement(&scheduler_id);
SchedulerPolicy_copy_ctor(&this->policy, policy);
GetSystemInfo(&si);
this->virt_proc_no = SchedulerPolicy_GetPolicyValue(&this->policy, MaxConcurrency);
if(this->virt_proc_no > si.dwNumberOfProcessors)
this->virt_proc_no = si.dwNumberOfProcessors;
this->shutdown_count = this->shutdown_size = 0;
this->shutdown_events = NULL;
InitializeCriticalSection(&this->cs);
this->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": ThreadScheduler");
return this;
}
/* ?Create@Scheduler@Concurrency@@SAPAV12@ABVSchedulerPolicy@2@@Z */
/* ?Create@Scheduler@Concurrency@@SAPEAV12@AEBVSchedulerPolicy@2@@Z */
Scheduler* __cdecl Scheduler_Create(const SchedulerPolicy *policy)
{
ThreadScheduler *ret;
TRACE("(%p)\n", policy);
ret = MSVCRT_operator_new(sizeof(*ret));
return &ThreadScheduler_ctor(ret, policy)->scheduler;
}
/* ?ResetDefaultSchedulerPolicy@Scheduler@Concurrency@@SAXXZ */
void __cdecl Scheduler_ResetDefaultSchedulerPolicy(void)
{
TRACE("()\n");
EnterCriticalSection(&default_scheduler_cs);
if(default_scheduler_policy.policy_container)
SchedulerPolicy_dtor(&default_scheduler_policy);
SchedulerPolicy_ctor(&default_scheduler_policy);
LeaveCriticalSection(&default_scheduler_cs);
}
/* ?SetDefaultSchedulerPolicy@Scheduler@Concurrency@@SAXABVSchedulerPolicy@2@@Z */
/* ?SetDefaultSchedulerPolicy@Scheduler@Concurrency@@SAXAEBVSchedulerPolicy@2@@Z */
void __cdecl Scheduler_SetDefaultSchedulerPolicy(const SchedulerPolicy *policy)
{
TRACE("(%p)\n", policy);
EnterCriticalSection(&default_scheduler_cs);
if(!default_scheduler_policy.policy_container)
SchedulerPolicy_copy_ctor(&default_scheduler_policy, policy);
else
SchedulerPolicy_op_assign(&default_scheduler_policy, policy);
LeaveCriticalSection(&default_scheduler_cs);
}
/* ?Create@CurrentScheduler@Concurrency@@SAXABVSchedulerPolicy@2@@Z */
/* ?Create@CurrentScheduler@Concurrency@@SAXAEBVSchedulerPolicy@2@@Z */
void __cdecl CurrentScheduler_Create(const SchedulerPolicy *policy)
{
Scheduler *scheduler;
TRACE("(%p)\n", policy);
scheduler = Scheduler_Create(policy);
call_Scheduler_Attach(scheduler);
}
/* ?Detach@CurrentScheduler@Concurrency@@SAXXZ */
void __cdecl CurrentScheduler_Detach(void)
{
ExternalContextBase *context = (ExternalContextBase*)try_get_current_context();
TRACE("()\n");
if(!context)
throw_exception(EXCEPTION_IMPROPER_SCHEDULER_DETACH, 0, NULL);
if(context->context.vtable != &MSVCRT_ExternalContextBase_vtable) {
ERR("unknown context set\n");
return;
}
if(!context->scheduler.next)
throw_exception(EXCEPTION_IMPROPER_SCHEDULER_DETACH, 0, NULL);
call_Scheduler_Release(context->scheduler.scheduler);
if(!context->scheduler.next) {
context->scheduler.scheduler = NULL;
}else {
struct scheduler_list *entry = context->scheduler.next;
context->scheduler.scheduler = entry->scheduler;
context->scheduler.next = entry->next;
MSVCRT_operator_delete(entry);
}
}
static void create_default_scheduler(void)
{
if(default_scheduler)
return;
EnterCriticalSection(&default_scheduler_cs);
if(!default_scheduler) {
ThreadScheduler *scheduler;
if(!default_scheduler_policy.policy_container)
SchedulerPolicy_ctor(&default_scheduler_policy);
scheduler = MSVCRT_operator_new(sizeof(*scheduler));
ThreadScheduler_ctor(scheduler, &default_scheduler_policy);
default_scheduler = scheduler;
}
LeaveCriticalSection(&default_scheduler_cs);
}
/* ?Get@CurrentScheduler@Concurrency@@SAPAVScheduler@2@XZ */
/* ?Get@CurrentScheduler@Concurrency@@SAPEAVScheduler@2@XZ */
Scheduler* __cdecl CurrentScheduler_Get(void)
{
TRACE("()\n");
return get_current_scheduler();
}
#if _MSVCR_VER > 100
/* ?CreateScheduleGroup@CurrentScheduler@Concurrency@@SAPAVScheduleGroup@2@AAVlocation@2@@Z */
/* ?CreateScheduleGroup@CurrentScheduler@Concurrency@@SAPEAVScheduleGroup@2@AEAVlocation@2@@Z */
/*ScheduleGroup*/void* __cdecl CurrentScheduler_CreateScheduleGroup_loc(/*location*/void *placement)
{
TRACE("(%p)\n", placement);
return call_Scheduler_CreateScheduleGroup_loc(get_current_scheduler(), placement);
}
#endif
/* ?CreateScheduleGroup@CurrentScheduler@Concurrency@@SAPAVScheduleGroup@2@XZ */
/* ?CreateScheduleGroup@CurrentScheduler@Concurrency@@SAPEAVScheduleGroup@2@XZ */
/*ScheduleGroup*/void* __cdecl CurrentScheduler_CreateScheduleGroup(void)
{
TRACE("()\n");
return call_Scheduler_CreateScheduleGroup(get_current_scheduler());
}
/* ?GetNumberOfVirtualProcessors@CurrentScheduler@Concurrency@@SAIXZ */
unsigned int __cdecl CurrentScheduler_GetNumberOfVirtualProcessors(void)
{
Scheduler *scheduler = try_get_current_scheduler();
TRACE("()\n");
if(!scheduler)
return -1;
return call_Scheduler_GetNumberOfVirtualProcessors(scheduler);
}
/* ?GetPolicy@CurrentScheduler@Concurrency@@SA?AVSchedulerPolicy@2@XZ */
SchedulerPolicy* __cdecl CurrentScheduler_GetPolicy(SchedulerPolicy *policy)
{
TRACE("(%p)\n", policy);
return call_Scheduler_GetPolicy(get_current_scheduler(), policy);
}
/* ?Id@CurrentScheduler@Concurrency@@SAIXZ */
unsigned int __cdecl CurrentScheduler_Id(void)
{
Scheduler *scheduler = try_get_current_scheduler();
TRACE("()\n");
if(!scheduler)
return -1;
return call_Scheduler_Id(scheduler);
}
#if _MSVCR_VER > 100
/* ?IsAvailableLocation@CurrentScheduler@Concurrency@@SA_NABVlocation@2@@Z */
/* ?IsAvailableLocation@CurrentScheduler@Concurrency@@SA_NAEBVlocation@2@@Z */
MSVCRT_bool __cdecl CurrentScheduler_IsAvailableLocation(const /*location*/void *placement)
{
Scheduler *scheduler = try_get_current_scheduler();
TRACE("(%p)\n", placement);
if(!scheduler)
return FALSE;
return call_Scheduler_IsAvailableLocation(scheduler, placement);
}
#endif
/* ?RegisterShutdownEvent@CurrentScheduler@Concurrency@@SAXPAX@Z */
/* ?RegisterShutdownEvent@CurrentScheduler@Concurrency@@SAXPEAX@Z */
void __cdecl CurrentScheduler_RegisterShutdownEvent(HANDLE event)
{
TRACE("(%p)\n", event);
call_Scheduler_RegisterShutdownEvent(get_current_scheduler(), event);
}
#if _MSVCR_VER > 100
/* ?ScheduleTask@CurrentScheduler@Concurrency@@SAXP6AXPAX@Z0AAVlocation@2@@Z */
/* ?ScheduleTask@CurrentScheduler@Concurrency@@SAXP6AXPEAX@Z0AEAVlocation@2@@Z */
void __cdecl CurrentScheduler_ScheduleTask_loc(void (__cdecl *proc)(void*),
void *data, /*location*/void *placement)
{
TRACE("(%p %p %p)\n", proc, data, placement);
call_Scheduler_ScheduleTask_loc(get_current_scheduler(), proc, data, placement);
}
#endif
/* ?ScheduleTask@CurrentScheduler@Concurrency@@SAXP6AXPAX@Z0@Z */
/* ?ScheduleTask@CurrentScheduler@Concurrency@@SAXP6AXPEAX@Z0@Z */
void __cdecl CurrentScheduler_ScheduleTask(void (__cdecl *proc)(void*), void *data)
{
TRACE("(%p %p)\n", proc, data);
call_Scheduler_ScheduleTask(get_current_scheduler(), proc, data);
}
/* ??0_Scheduler@details@Concurrency@@QAE@PAVScheduler@2@@Z */
/* ??0_Scheduler@details@Concurrency@@QEAA@PEAVScheduler@2@@Z */
DEFINE_THISCALL_WRAPPER(_Scheduler_ctor_sched, 8)
_Scheduler* __thiscall _Scheduler_ctor_sched(_Scheduler *this, Scheduler *scheduler)
{
TRACE("(%p %p)\n", this, scheduler);
this->scheduler = scheduler;
return this;
}
/* ??_F_Scheduler@details@Concurrency@@QAEXXZ */
/* ??_F_Scheduler@details@Concurrency@@QEAAXXZ */
DEFINE_THISCALL_WRAPPER(_Scheduler_ctor, 4)
_Scheduler* __thiscall _Scheduler_ctor(_Scheduler *this)
{
return _Scheduler_ctor_sched(this, NULL);
}
/* ?_GetScheduler@_Scheduler@details@Concurrency@@QAEPAVScheduler@3@XZ */
/* ?_GetScheduler@_Scheduler@details@Concurrency@@QEAAPEAVScheduler@3@XZ */
DEFINE_THISCALL_WRAPPER(_Scheduler__GetScheduler, 4)
Scheduler* __thiscall _Scheduler__GetScheduler(_Scheduler *this)
{
TRACE("(%p)\n", this);
return this->scheduler;
}
/* ?_Reference@_Scheduler@details@Concurrency@@QAEIXZ */
/* ?_Reference@_Scheduler@details@Concurrency@@QEAAIXZ */
DEFINE_THISCALL_WRAPPER(_Scheduler__Reference, 4)
unsigned int __thiscall _Scheduler__Reference(_Scheduler *this)
{
TRACE("(%p)\n", this);
return call_Scheduler_Reference(this->scheduler);
}
/* ?_Release@_Scheduler@details@Concurrency@@QAEIXZ */
/* ?_Release@_Scheduler@details@Concurrency@@QEAAIXZ */
DEFINE_THISCALL_WRAPPER(_Scheduler__Release, 4)
unsigned int __thiscall _Scheduler__Release(_Scheduler *this)
{
TRACE("(%p)\n", this);
return call_Scheduler_Release(this->scheduler);
}
/* ?_Get@_CurrentScheduler@details@Concurrency@@SA?AV_Scheduler@23@XZ */
_Scheduler* __cdecl _CurrentScheduler__Get(_Scheduler *ret)
{
TRACE("()\n");
return _Scheduler_ctor_sched(ret, get_current_scheduler());
}
/* ?_GetNumberOfVirtualProcessors@_CurrentScheduler@details@Concurrency@@SAIXZ */
unsigned int __cdecl _CurrentScheduler__GetNumberOfVirtualProcessors(void)
{
TRACE("()\n");
get_current_scheduler();
return CurrentScheduler_GetNumberOfVirtualProcessors();
}
/* ?_Id@_CurrentScheduler@details@Concurrency@@SAIXZ */
unsigned int __cdecl _CurrentScheduler__Id(void)
{
TRACE("()\n");
get_current_scheduler();
return CurrentScheduler_Id();
}
/* ?_ScheduleTask@_CurrentScheduler@details@Concurrency@@SAXP6AXPAX@Z0@Z */
/* ?_ScheduleTask@_CurrentScheduler@details@Concurrency@@SAXP6AXPEAX@Z0@Z */
void __cdecl _CurrentScheduler__ScheduleTask(void (__cdecl *proc)(void*), void *data)
{
TRACE("(%p %p)\n", proc, data);
CurrentScheduler_ScheduleTask(proc, data);
}
#ifdef __ASM_USE_THISCALL_WRAPPER
#define DEFINE_VTBL_WRAPPER(off) \
__ASM_GLOBAL_FUNC(vtbl_wrapper_ ## off, \
"popl %eax\n\t" \
"popl %ecx\n\t" \
"pushl %eax\n\t" \
"movl 0(%ecx), %eax\n\t" \
"jmp *" #off "(%eax)\n\t")
DEFINE_VTBL_WRAPPER(0);
DEFINE_VTBL_WRAPPER(4);
DEFINE_VTBL_WRAPPER(8);
DEFINE_VTBL_WRAPPER(12);
DEFINE_VTBL_WRAPPER(16);
DEFINE_VTBL_WRAPPER(20);
DEFINE_VTBL_WRAPPER(24);
DEFINE_VTBL_WRAPPER(28);
DEFINE_VTBL_WRAPPER(32);
DEFINE_VTBL_WRAPPER(36);
DEFINE_VTBL_WRAPPER(40);
DEFINE_VTBL_WRAPPER(44);
DEFINE_VTBL_WRAPPER(48);
#endif
extern const vtable_ptr MSVCRT_type_info_vtable;
DEFINE_RTTI_DATA0(Context, 0, ".?AVContext@Concurrency@@")
DEFINE_RTTI_DATA1(ContextBase, 0, &Context_rtti_base_descriptor, ".?AVContextBase@details@Concurrency@@")
DEFINE_RTTI_DATA2(ExternalContextBase, 0, &ContextBase_rtti_base_descriptor,
&Context_rtti_base_descriptor, ".?AVExternalContextBase@details@Concurrency@@")
DEFINE_RTTI_DATA0(Scheduler, 0, ".?AVScheduler@Concurrency@@")
DEFINE_RTTI_DATA1(SchedulerBase, 0, &Scheduler_rtti_base_descriptor, ".?AVSchedulerBase@details@Concurrency@@")
DEFINE_RTTI_DATA2(ThreadScheduler, 0, &SchedulerBase_rtti_base_descriptor,
&Scheduler_rtti_base_descriptor, ".?AVThreadScheduler@details@Concurrency@@")
__ASM_BLOCK_BEGIN(scheduler_vtables)
__ASM_VTABLE(ExternalContextBase,
VTABLE_ADD_FUNC(ExternalContextBase_GetId)
VTABLE_ADD_FUNC(ExternalContextBase_GetVirtualProcessorId)
VTABLE_ADD_FUNC(ExternalContextBase_GetScheduleGroupId)
VTABLE_ADD_FUNC(ExternalContextBase_Unblock)
VTABLE_ADD_FUNC(ExternalContextBase_IsSynchronouslyBlocked)
VTABLE_ADD_FUNC(ExternalContextBase_vector_dtor));
__ASM_VTABLE(ThreadScheduler,
VTABLE_ADD_FUNC(ThreadScheduler_vector_dtor)
VTABLE_ADD_FUNC(ThreadScheduler_Id)
VTABLE_ADD_FUNC(ThreadScheduler_GetNumberOfVirtualProcessors)
VTABLE_ADD_FUNC(ThreadScheduler_GetPolicy)
VTABLE_ADD_FUNC(ThreadScheduler_Reference)
VTABLE_ADD_FUNC(ThreadScheduler_Release)
VTABLE_ADD_FUNC(ThreadScheduler_RegisterShutdownEvent)
VTABLE_ADD_FUNC(ThreadScheduler_Attach)
#if _MSVCR_VER > 100
VTABLE_ADD_FUNC(ThreadScheduler_CreateScheduleGroup_loc)
#endif
VTABLE_ADD_FUNC(ThreadScheduler_CreateScheduleGroup)
#if _MSVCR_VER > 100
VTABLE_ADD_FUNC(ThreadScheduler_ScheduleTask_loc)
#endif
VTABLE_ADD_FUNC(ThreadScheduler_ScheduleTask)
#if _MSVCR_VER > 100
VTABLE_ADD_FUNC(ThreadScheduler_IsAvailableLocation)
#endif
);
__ASM_BLOCK_END
void msvcrt_init_scheduler(void *base)
{
#ifdef __x86_64__
init_Context_rtti(base);
init_ContextBase_rtti(base);
init_ExternalContextBase_rtti(base);
init_Scheduler_rtti(base);
init_SchedulerBase_rtti(base);
init_ThreadScheduler_rtti(base);
#endif
}
void msvcrt_free_scheduler(void)
{
if (context_tls_index != TLS_OUT_OF_INDEXES)
TlsFree(context_tls_index);
if(default_scheduler_policy.policy_container)
SchedulerPolicy_dtor(&default_scheduler_policy);
if(default_scheduler) {
ThreadScheduler_dtor(default_scheduler);
MSVCRT_operator_delete(default_scheduler);
}
}
void msvcrt_free_scheduler_thread(void)
{
Context *context = try_get_current_context();
if (!context) return;
call_Context_dtor(context, 1);
}
#endif /* _MSVCR_VER >= 100 */
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