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Sweden-Number/dlls/ntdll/unix/thread.c

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/*
* NT threads support
*
* Copyright 1996, 2003 Alexandre Julliard
*
* 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
*/
#if 0
#pragma makedep unix
#endif
#include "config.h"
#include "wine/port.h"
#include <assert.h>
#include <errno.h>
#include <limits.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <pthread.h>
#include <signal.h>
#include <sys/types.h>
#ifdef HAVE_SYS_MMAN_H
#include <sys/mman.h>
#endif
#ifdef HAVE_SYS_TIMES_H
#include <sys/times.h>
#endif
#ifdef HAVE_SYS_SYSCALL_H
#include <sys/syscall.h>
#endif
#ifdef HAVE_SYS_SYSCTL_H
#include <sys/sysctl.h>
#endif
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_SYS_QUEUE_H
#include <sys/queue.h>
#endif
#ifdef HAVE_SYS_USER_H
#include <sys/user.h>
#endif
#ifdef HAVE_LIBPROCSTAT_H
#include <libprocstat.h>
#endif
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "winternl.h"
#include "ddk/wdm.h"
#include "wine/server.h"
#include "wine/debug.h"
#include "wine/exception.h"
#include "unix_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(thread);
WINE_DECLARE_DEBUG_CHANNEL(seh);
#ifndef PTHREAD_STACK_MIN
#define PTHREAD_STACK_MIN 16384
#endif
static int nb_threads = 1;
static inline int get_unix_exit_code( NTSTATUS status )
{
/* prevent a nonzero exit code to end up truncated to zero in unix */
if (status && !(status & 0xff)) return 1;
return status;
}
/***********************************************************************
* get_server_context_flags
*/
static unsigned int get_server_context_flags( const void *context, USHORT machine )
{
unsigned int flags, ret = 0;
switch (machine)
{
case IMAGE_FILE_MACHINE_I386:
flags = ((const I386_CONTEXT *)context)->ContextFlags & ~CONTEXT_i386;
if (flags & CONTEXT_I386_CONTROL) ret |= SERVER_CTX_CONTROL;
if (flags & CONTEXT_I386_INTEGER) ret |= SERVER_CTX_INTEGER;
if (flags & CONTEXT_I386_SEGMENTS) ret |= SERVER_CTX_SEGMENTS;
if (flags & CONTEXT_I386_FLOATING_POINT) ret |= SERVER_CTX_FLOATING_POINT;
if (flags & CONTEXT_I386_DEBUG_REGISTERS) ret |= SERVER_CTX_DEBUG_REGISTERS;
if (flags & CONTEXT_I386_EXTENDED_REGISTERS) ret |= SERVER_CTX_EXTENDED_REGISTERS;
if (flags & CONTEXT_I386_XSTATE) ret |= SERVER_CTX_YMM_REGISTERS;
break;
case IMAGE_FILE_MACHINE_AMD64:
flags = ((const AMD64_CONTEXT *)context)->ContextFlags & ~CONTEXT_AMD64;
if (flags & CONTEXT_AMD64_CONTROL) ret |= SERVER_CTX_CONTROL;
if (flags & CONTEXT_AMD64_INTEGER) ret |= SERVER_CTX_INTEGER;
if (flags & CONTEXT_AMD64_SEGMENTS) ret |= SERVER_CTX_SEGMENTS;
if (flags & CONTEXT_AMD64_FLOATING_POINT) ret |= SERVER_CTX_FLOATING_POINT;
if (flags & CONTEXT_AMD64_DEBUG_REGISTERS) ret |= SERVER_CTX_DEBUG_REGISTERS;
if (flags & CONTEXT_AMD64_XSTATE) ret |= SERVER_CTX_YMM_REGISTERS;
break;
case IMAGE_FILE_MACHINE_ARMNT:
flags = ((const ARM_CONTEXT *)context)->ContextFlags & ~CONTEXT_ARM;
if (flags & CONTEXT_ARM_CONTROL) ret |= SERVER_CTX_CONTROL;
if (flags & CONTEXT_ARM_INTEGER) ret |= SERVER_CTX_INTEGER;
if (flags & CONTEXT_ARM_FLOATING_POINT) ret |= SERVER_CTX_FLOATING_POINT;
if (flags & CONTEXT_ARM_DEBUG_REGISTERS) ret |= SERVER_CTX_DEBUG_REGISTERS;
break;
case IMAGE_FILE_MACHINE_ARM64:
flags = ((const ARM64_NT_CONTEXT *)context)->ContextFlags & ~CONTEXT_ARM64;
if (flags & CONTEXT_ARM64_CONTROL) ret |= SERVER_CTX_CONTROL;
if (flags & CONTEXT_ARM64_INTEGER) ret |= SERVER_CTX_INTEGER;
if (flags & CONTEXT_ARM64_FLOATING_POINT) ret |= SERVER_CTX_FLOATING_POINT;
if (flags & CONTEXT_ARM64_DEBUG_REGISTERS) ret |= SERVER_CTX_DEBUG_REGISTERS;
break;
}
return ret;
}
/***********************************************************************
* context_to_server
*
* Convert a register context to the server format.
*/
static NTSTATUS context_to_server( context_t *to, const void *src, USHORT machine )
{
DWORD i, flags;
memset( to, 0, sizeof(*to) );
to->machine = machine;
switch (machine)
{
case IMAGE_FILE_MACHINE_I386:
{
const I386_CONTEXT *from = src;
flags = from->ContextFlags & ~CONTEXT_i386;
if (flags & CONTEXT_I386_CONTROL)
{
to->flags |= SERVER_CTX_CONTROL;
to->ctl.i386_regs.ebp = from->Ebp;
to->ctl.i386_regs.esp = from->Esp;
to->ctl.i386_regs.eip = from->Eip;
to->ctl.i386_regs.cs = from->SegCs;
to->ctl.i386_regs.ss = from->SegSs;
to->ctl.i386_regs.eflags = from->EFlags;
}
if (flags & CONTEXT_I386_INTEGER)
{
to->flags |= SERVER_CTX_INTEGER;
to->integer.i386_regs.eax = from->Eax;
to->integer.i386_regs.ebx = from->Ebx;
to->integer.i386_regs.ecx = from->Ecx;
to->integer.i386_regs.edx = from->Edx;
to->integer.i386_regs.esi = from->Esi;
to->integer.i386_regs.edi = from->Edi;
}
if (flags & CONTEXT_I386_SEGMENTS)
{
to->flags |= SERVER_CTX_SEGMENTS;
to->seg.i386_regs.ds = from->SegDs;
to->seg.i386_regs.es = from->SegEs;
to->seg.i386_regs.fs = from->SegFs;
to->seg.i386_regs.gs = from->SegGs;
}
if (flags & CONTEXT_I386_FLOATING_POINT)
{
to->flags |= SERVER_CTX_FLOATING_POINT;
to->fp.i386_regs.ctrl = from->FloatSave.ControlWord;
to->fp.i386_regs.status = from->FloatSave.StatusWord;
to->fp.i386_regs.tag = from->FloatSave.TagWord;
to->fp.i386_regs.err_off = from->FloatSave.ErrorOffset;
to->fp.i386_regs.err_sel = from->FloatSave.ErrorSelector;
to->fp.i386_regs.data_off = from->FloatSave.DataOffset;
to->fp.i386_regs.data_sel = from->FloatSave.DataSelector;
to->fp.i386_regs.cr0npx = from->FloatSave.Cr0NpxState;
memcpy( to->fp.i386_regs.regs, from->FloatSave.RegisterArea, sizeof(to->fp.i386_regs.regs) );
}
if (flags & CONTEXT_I386_DEBUG_REGISTERS)
{
to->flags |= SERVER_CTX_DEBUG_REGISTERS;
to->debug.i386_regs.dr0 = from->Dr0;
to->debug.i386_regs.dr1 = from->Dr1;
to->debug.i386_regs.dr2 = from->Dr2;
to->debug.i386_regs.dr3 = from->Dr3;
to->debug.i386_regs.dr6 = from->Dr6;
to->debug.i386_regs.dr7 = from->Dr7;
}
if (flags & CONTEXT_I386_EXTENDED_REGISTERS)
{
to->flags |= SERVER_CTX_EXTENDED_REGISTERS;
memcpy( to->ext.i386_regs, from->ExtendedRegisters, sizeof(to->ext.i386_regs) );
}
if (flags & CONTEXT_I386_XSTATE)
{
const CONTEXT_EX *xctx = (const CONTEXT_EX *)(from + 1);
const XSTATE *xs = (const XSTATE *)((const char *)xctx + xctx->XState.Offset);
to->flags |= SERVER_CTX_YMM_REGISTERS;
if (xs->Mask & 4) memcpy( &to->ymm.regs.ymm_high, &xs->YmmContext, sizeof(xs->YmmContext) );
}
return STATUS_SUCCESS;
}
case IMAGE_FILE_MACHINE_AMD64:
{
const AMD64_CONTEXT *from = src;
flags = from->ContextFlags & ~CONTEXT_AMD64;
if (flags & CONTEXT_AMD64_CONTROL)
{
to->flags |= SERVER_CTX_CONTROL;
to->ctl.x86_64_regs.rbp = from->Rbp;
to->ctl.x86_64_regs.rip = from->Rip;
to->ctl.x86_64_regs.rsp = from->Rsp;
to->ctl.x86_64_regs.cs = from->SegCs;
to->ctl.x86_64_regs.ss = from->SegSs;
to->ctl.x86_64_regs.flags = from->EFlags;
}
if (flags & CONTEXT_AMD64_INTEGER)
{
to->flags |= SERVER_CTX_INTEGER;
to->integer.x86_64_regs.rax = from->Rax;
to->integer.x86_64_regs.rcx = from->Rcx;
to->integer.x86_64_regs.rdx = from->Rdx;
to->integer.x86_64_regs.rbx = from->Rbx;
to->integer.x86_64_regs.rsi = from->Rsi;
to->integer.x86_64_regs.rdi = from->Rdi;
to->integer.x86_64_regs.r8 = from->R8;
to->integer.x86_64_regs.r9 = from->R9;
to->integer.x86_64_regs.r10 = from->R10;
to->integer.x86_64_regs.r11 = from->R11;
to->integer.x86_64_regs.r12 = from->R12;
to->integer.x86_64_regs.r13 = from->R13;
to->integer.x86_64_regs.r14 = from->R14;
to->integer.x86_64_regs.r15 = from->R15;
}
if (flags & CONTEXT_AMD64_SEGMENTS)
{
to->flags |= SERVER_CTX_SEGMENTS;
to->seg.x86_64_regs.ds = from->SegDs;
to->seg.x86_64_regs.es = from->SegEs;
to->seg.x86_64_regs.fs = from->SegFs;
to->seg.x86_64_regs.gs = from->SegGs;
}
if (flags & CONTEXT_AMD64_FLOATING_POINT)
{
to->flags |= SERVER_CTX_FLOATING_POINT;
memcpy( to->fp.x86_64_regs.fpregs, &from->u.FltSave, sizeof(to->fp.x86_64_regs.fpregs) );
}
if (flags & CONTEXT_AMD64_DEBUG_REGISTERS)
{
to->flags |= SERVER_CTX_DEBUG_REGISTERS;
to->debug.x86_64_regs.dr0 = from->Dr0;
to->debug.x86_64_regs.dr1 = from->Dr1;
to->debug.x86_64_regs.dr2 = from->Dr2;
to->debug.x86_64_regs.dr3 = from->Dr3;
to->debug.x86_64_regs.dr6 = from->Dr6;
to->debug.x86_64_regs.dr7 = from->Dr7;
}
if (flags & CONTEXT_AMD64_XSTATE)
{
const CONTEXT_EX *xctx = (const CONTEXT_EX *)(from + 1);
const XSTATE *xs = (const XSTATE *)((const char *)xctx + xctx->XState.Offset);
to->flags |= SERVER_CTX_YMM_REGISTERS;
if (xs->Mask & 4) memcpy( &to->ymm.regs.ymm_high, &xs->YmmContext, sizeof(xs->YmmContext) );
}
return STATUS_SUCCESS;
}
case IMAGE_FILE_MACHINE_ARMNT:
{
const ARM_CONTEXT *from = src;
flags = from->ContextFlags & ~CONTEXT_ARM;
if (flags & CONTEXT_ARM_CONTROL)
{
to->flags |= SERVER_CTX_CONTROL;
to->ctl.arm_regs.sp = from->Sp;
to->ctl.arm_regs.lr = from->Lr;
to->ctl.arm_regs.pc = from->Pc;
to->ctl.arm_regs.cpsr = from->Cpsr;
}
if (flags & CONTEXT_ARM_INTEGER)
{
to->flags |= SERVER_CTX_INTEGER;
to->integer.arm_regs.r[0] = from->R0;
to->integer.arm_regs.r[1] = from->R1;
to->integer.arm_regs.r[2] = from->R2;
to->integer.arm_regs.r[3] = from->R3;
to->integer.arm_regs.r[4] = from->R4;
to->integer.arm_regs.r[5] = from->R5;
to->integer.arm_regs.r[6] = from->R6;
to->integer.arm_regs.r[7] = from->R7;
to->integer.arm_regs.r[8] = from->R8;
to->integer.arm_regs.r[9] = from->R9;
to->integer.arm_regs.r[10] = from->R10;
to->integer.arm_regs.r[11] = from->R11;
to->integer.arm_regs.r[12] = from->R12;
}
if (flags & CONTEXT_ARM_FLOATING_POINT)
{
to->flags |= SERVER_CTX_FLOATING_POINT;
for (i = 0; i < 32; i++) to->fp.arm_regs.d[i] = from->u.D[i];
to->fp.arm_regs.fpscr = from->Fpscr;
}
if (flags & CONTEXT_ARM_DEBUG_REGISTERS)
{
to->flags |= SERVER_CTX_DEBUG_REGISTERS;
for (i = 0; i < ARM_MAX_BREAKPOINTS; i++) to->debug.arm_regs.bvr[i] = from->Bvr[i];
for (i = 0; i < ARM_MAX_BREAKPOINTS; i++) to->debug.arm_regs.bcr[i] = from->Bcr[i];
for (i = 0; i < ARM_MAX_WATCHPOINTS; i++) to->debug.arm_regs.wvr[i] = from->Wvr[i];
for (i = 0; i < ARM_MAX_WATCHPOINTS; i++) to->debug.arm_regs.wcr[i] = from->Wcr[i];
}
return STATUS_SUCCESS;
}
case IMAGE_FILE_MACHINE_ARM64:
{
const ARM64_NT_CONTEXT *from = src;
flags = from->ContextFlags & ~CONTEXT_ARM64;
if (flags & CONTEXT_ARM64_CONTROL)
{
to->flags |= SERVER_CTX_CONTROL;
to->integer.arm64_regs.x[29] = from->u.s.Fp;
to->integer.arm64_regs.x[30] = from->u.s.Lr;
to->ctl.arm64_regs.sp = from->Sp;
to->ctl.arm64_regs.pc = from->Pc;
to->ctl.arm64_regs.pstate = from->Cpsr;
}
if (flags & CONTEXT_ARM64_INTEGER)
{
to->flags |= SERVER_CTX_INTEGER;
for (i = 0; i <= 28; i++) to->integer.arm64_regs.x[i] = from->u.X[i];
}
if (flags & CONTEXT_ARM64_FLOATING_POINT)
{
to->flags |= SERVER_CTX_FLOATING_POINT;
for (i = 0; i < 32; i++)
{
to->fp.arm64_regs.q[i].low = from->V[i].s.Low;
to->fp.arm64_regs.q[i].high = from->V[i].s.High;
}
to->fp.arm64_regs.fpcr = from->Fpcr;
to->fp.arm64_regs.fpsr = from->Fpsr;
}
if (flags & CONTEXT_ARM64_DEBUG_REGISTERS)
{
to->flags |= SERVER_CTX_DEBUG_REGISTERS;
for (i = 0; i < ARM64_MAX_BREAKPOINTS; i++) to->debug.arm64_regs.bcr[i] = from->Bcr[i];
for (i = 0; i < ARM64_MAX_BREAKPOINTS; i++) to->debug.arm64_regs.bvr[i] = from->Bvr[i];
for (i = 0; i < ARM64_MAX_WATCHPOINTS; i++) to->debug.arm64_regs.wcr[i] = from->Wcr[i];
for (i = 0; i < ARM64_MAX_WATCHPOINTS; i++) to->debug.arm64_regs.wvr[i] = from->Wvr[i];
}
return STATUS_SUCCESS;
}
default:
return STATUS_INVALID_PARAMETER;
}
}
/***********************************************************************
* context_from_server
*
* Convert a register context from the server format.
*/
static NTSTATUS context_from_server( void *dst, const context_t *from, USHORT machine )
{
DWORD i;
/* special case for WoW64 (FIXME) */
if (machine == IMAGE_FILE_MACHINE_AMD64 && from->machine == IMAGE_FILE_MACHINE_I386)
{
AMD64_CONTEXT *to = dst;
to->ContextFlags = CONTEXT_AMD64;
if (from->flags & SERVER_CTX_CONTROL)
{
to->ContextFlags |= CONTEXT_AMD64_CONTROL;
to->Rbp = from->ctl.i386_regs.ebp;
to->Rip = from->ctl.i386_regs.eip;
to->Rsp = from->ctl.i386_regs.esp;
to->SegCs = from->ctl.i386_regs.cs;
to->SegSs = from->ctl.i386_regs.ss;
to->EFlags = from->ctl.i386_regs.eflags;
}
if (from->flags & SERVER_CTX_INTEGER)
{
to->ContextFlags |= CONTEXT_AMD64_INTEGER;
to->Rax = from->integer.i386_regs.eax;
to->Rcx = from->integer.i386_regs.ecx;
to->Rdx = from->integer.i386_regs.edx;
to->Rbx = from->integer.i386_regs.ebx;
to->Rsi = from->integer.i386_regs.esi;
to->Rdi = from->integer.i386_regs.edi;
to->R8 = 0;
to->R9 = 0;
to->R10 = 0;
to->R11 = 0;
to->R12 = 0;
to->R13 = 0;
to->R14 = 0;
to->R15 = 0;
}
if (from->flags & SERVER_CTX_SEGMENTS)
{
to->ContextFlags |= CONTEXT_AMD64_SEGMENTS;
to->SegDs = from->seg.i386_regs.ds;
to->SegEs = from->seg.i386_regs.es;
to->SegFs = from->seg.i386_regs.fs;
to->SegGs = from->seg.i386_regs.gs;
}
if (from->flags & SERVER_CTX_FLOATING_POINT)
{
to->ContextFlags |= CONTEXT_AMD64_FLOATING_POINT;
memset(&to->u.FltSave, 0, sizeof(to->u.FltSave));
}
if (from->flags & SERVER_CTX_DEBUG_REGISTERS)
{
to->ContextFlags |= CONTEXT_AMD64_DEBUG_REGISTERS;
to->Dr0 = from->debug.i386_regs.dr0;
to->Dr1 = from->debug.i386_regs.dr1;
to->Dr2 = from->debug.i386_regs.dr2;
to->Dr3 = from->debug.i386_regs.dr3;
to->Dr6 = from->debug.i386_regs.dr6;
to->Dr7 = from->debug.i386_regs.dr7;
}
return STATUS_SUCCESS;
}
if (from->machine != machine) return STATUS_INVALID_PARAMETER;
switch (machine)
{
case IMAGE_FILE_MACHINE_I386:
{
I386_CONTEXT *to = dst;
to->ContextFlags = CONTEXT_i386 | (to->ContextFlags & CONTEXT_I386_XSTATE);
if (from->flags & SERVER_CTX_CONTROL)
{
to->ContextFlags |= CONTEXT_I386_CONTROL;
to->Ebp = from->ctl.i386_regs.ebp;
to->Esp = from->ctl.i386_regs.esp;
to->Eip = from->ctl.i386_regs.eip;
to->SegCs = from->ctl.i386_regs.cs;
to->SegSs = from->ctl.i386_regs.ss;
to->EFlags = from->ctl.i386_regs.eflags;
}
if (from->flags & SERVER_CTX_INTEGER)
{
to->ContextFlags |= CONTEXT_I386_INTEGER;
to->Eax = from->integer.i386_regs.eax;
to->Ebx = from->integer.i386_regs.ebx;
to->Ecx = from->integer.i386_regs.ecx;
to->Edx = from->integer.i386_regs.edx;
to->Esi = from->integer.i386_regs.esi;
to->Edi = from->integer.i386_regs.edi;
}
if (from->flags & SERVER_CTX_SEGMENTS)
{
to->ContextFlags |= CONTEXT_I386_SEGMENTS;
to->SegDs = from->seg.i386_regs.ds;
to->SegEs = from->seg.i386_regs.es;
to->SegFs = from->seg.i386_regs.fs;
to->SegGs = from->seg.i386_regs.gs;
}
if (from->flags & SERVER_CTX_FLOATING_POINT)
{
to->ContextFlags |= CONTEXT_I386_FLOATING_POINT;
to->FloatSave.ControlWord = from->fp.i386_regs.ctrl;
to->FloatSave.StatusWord = from->fp.i386_regs.status;
to->FloatSave.TagWord = from->fp.i386_regs.tag;
to->FloatSave.ErrorOffset = from->fp.i386_regs.err_off;
to->FloatSave.ErrorSelector = from->fp.i386_regs.err_sel;
to->FloatSave.DataOffset = from->fp.i386_regs.data_off;
to->FloatSave.DataSelector = from->fp.i386_regs.data_sel;
to->FloatSave.Cr0NpxState = from->fp.i386_regs.cr0npx;
memcpy( to->FloatSave.RegisterArea, from->fp.i386_regs.regs, sizeof(to->FloatSave.RegisterArea) );
}
if (from->flags & SERVER_CTX_DEBUG_REGISTERS)
{
to->ContextFlags |= CONTEXT_I386_DEBUG_REGISTERS;
to->Dr0 = from->debug.i386_regs.dr0;
to->Dr1 = from->debug.i386_regs.dr1;
to->Dr2 = from->debug.i386_regs.dr2;
to->Dr3 = from->debug.i386_regs.dr3;
to->Dr6 = from->debug.i386_regs.dr6;
to->Dr7 = from->debug.i386_regs.dr7;
}
if (from->flags & SERVER_CTX_EXTENDED_REGISTERS)
{
to->ContextFlags |= CONTEXT_I386_EXTENDED_REGISTERS;
memcpy( to->ExtendedRegisters, from->ext.i386_regs, sizeof(to->ExtendedRegisters) );
}
if (from->flags & SERVER_CTX_YMM_REGISTERS &&
(to->ContextFlags & CONTEXT_I386_XSTATE) == CONTEXT_I386_XSTATE)
{
CONTEXT_EX *xctx = (CONTEXT_EX *)(to + 1);
XSTATE *xs = (XSTATE *)((char *)xctx + xctx->XState.Offset);
xs->Mask &= ~4;
if (user_shared_data->XState.CompactionEnabled) xs->CompactionMask = 0x8000000000000004;
for (i = 0; i < ARRAY_SIZE( from->ymm.regs.ymm_high); i++)
{
if (!from->ymm.regs.ymm_high[i].low && !from->ymm.regs.ymm_high[i].high) continue;
memcpy( &xs->YmmContext, &from->ymm.regs, sizeof(xs->YmmContext) );
xs->Mask |= 4;
break;
}
}
return STATUS_SUCCESS;
}
case IMAGE_FILE_MACHINE_AMD64:
{
AMD64_CONTEXT *to = dst;
to->ContextFlags = CONTEXT_AMD64 | (to->ContextFlags & CONTEXT_AMD64_XSTATE);
if (from->flags & SERVER_CTX_CONTROL)
{
to->ContextFlags |= CONTEXT_AMD64_CONTROL;
to->Rbp = from->ctl.x86_64_regs.rbp;
to->Rip = from->ctl.x86_64_regs.rip;
to->Rsp = from->ctl.x86_64_regs.rsp;
to->SegCs = from->ctl.x86_64_regs.cs;
to->SegSs = from->ctl.x86_64_regs.ss;
to->EFlags = from->ctl.x86_64_regs.flags;
}
if (from->flags & SERVER_CTX_INTEGER)
{
to->ContextFlags |= CONTEXT_AMD64_INTEGER;
to->Rax = from->integer.x86_64_regs.rax;
to->Rcx = from->integer.x86_64_regs.rcx;
to->Rdx = from->integer.x86_64_regs.rdx;
to->Rbx = from->integer.x86_64_regs.rbx;
to->Rsi = from->integer.x86_64_regs.rsi;
to->Rdi = from->integer.x86_64_regs.rdi;
to->R8 = from->integer.x86_64_regs.r8;
to->R9 = from->integer.x86_64_regs.r9;
to->R10 = from->integer.x86_64_regs.r10;
to->R11 = from->integer.x86_64_regs.r11;
to->R12 = from->integer.x86_64_regs.r12;
to->R13 = from->integer.x86_64_regs.r13;
to->R14 = from->integer.x86_64_regs.r14;
to->R15 = from->integer.x86_64_regs.r15;
}
if (from->flags & SERVER_CTX_SEGMENTS)
{
to->ContextFlags |= CONTEXT_AMD64_SEGMENTS;
to->SegDs = from->seg.x86_64_regs.ds;
to->SegEs = from->seg.x86_64_regs.es;
to->SegFs = from->seg.x86_64_regs.fs;
to->SegGs = from->seg.x86_64_regs.gs;
}
if (from->flags & SERVER_CTX_FLOATING_POINT)
{
to->ContextFlags |= CONTEXT_AMD64_FLOATING_POINT;
memcpy( &to->u.FltSave, from->fp.x86_64_regs.fpregs, sizeof(from->fp.x86_64_regs.fpregs) );
to->MxCsr = to->u.FltSave.MxCsr;
}
if (from->flags & SERVER_CTX_DEBUG_REGISTERS)
{
to->ContextFlags |= CONTEXT_AMD64_DEBUG_REGISTERS;
to->Dr0 = from->debug.x86_64_regs.dr0;
to->Dr1 = from->debug.x86_64_regs.dr1;
to->Dr2 = from->debug.x86_64_regs.dr2;
to->Dr3 = from->debug.x86_64_regs.dr3;
to->Dr6 = from->debug.x86_64_regs.dr6;
to->Dr7 = from->debug.x86_64_regs.dr7;
}
if (from->flags & SERVER_CTX_YMM_REGISTERS &&
(to->ContextFlags & CONTEXT_AMD64_XSTATE) == CONTEXT_AMD64_XSTATE)
{
CONTEXT_EX *xctx = (CONTEXT_EX *)(to + 1);
XSTATE *xs = (XSTATE *)((char *)xctx + xctx->XState.Offset);
xs->Mask &= ~4;
if (user_shared_data->XState.CompactionEnabled) xs->CompactionMask = 0x8000000000000004;
for (i = 0; i < ARRAY_SIZE( from->ymm.regs.ymm_high); i++)
{
if (!from->ymm.regs.ymm_high[i].low && !from->ymm.regs.ymm_high[i].high) continue;
memcpy( &xs->YmmContext, &from->ymm.regs, sizeof(xs->YmmContext) );
xs->Mask |= 4;
break;
}
}
return STATUS_SUCCESS;
}
case IMAGE_FILE_MACHINE_ARMNT:
{
ARM_CONTEXT *to = dst;
to->ContextFlags = CONTEXT_ARM;
if (from->flags & SERVER_CTX_CONTROL)
{
to->ContextFlags |= CONTEXT_ARM_CONTROL;
to->Sp = from->ctl.arm_regs.sp;
to->Lr = from->ctl.arm_regs.lr;
to->Pc = from->ctl.arm_regs.pc;
to->Cpsr = from->ctl.arm_regs.cpsr;
}
if (from->flags & SERVER_CTX_INTEGER)
{
to->ContextFlags |= CONTEXT_ARM_INTEGER;
to->R0 = from->integer.arm_regs.r[0];
to->R1 = from->integer.arm_regs.r[1];
to->R2 = from->integer.arm_regs.r[2];
to->R3 = from->integer.arm_regs.r[3];
to->R4 = from->integer.arm_regs.r[4];
to->R5 = from->integer.arm_regs.r[5];
to->R6 = from->integer.arm_regs.r[6];
to->R7 = from->integer.arm_regs.r[7];
to->R8 = from->integer.arm_regs.r[8];
to->R9 = from->integer.arm_regs.r[9];
to->R10 = from->integer.arm_regs.r[10];
to->R11 = from->integer.arm_regs.r[11];
to->R12 = from->integer.arm_regs.r[12];
}
if (from->flags & SERVER_CTX_FLOATING_POINT)
{
to->ContextFlags |= CONTEXT_ARM_FLOATING_POINT;
for (i = 0; i < 32; i++) to->u.D[i] = from->fp.arm_regs.d[i];
to->Fpscr = from->fp.arm_regs.fpscr;
}
if (from->flags & SERVER_CTX_DEBUG_REGISTERS)
{
to->ContextFlags |= CONTEXT_ARM_DEBUG_REGISTERS;
for (i = 0; i < ARM_MAX_BREAKPOINTS; i++) to->Bvr[i] = from->debug.arm_regs.bvr[i];
for (i = 0; i < ARM_MAX_BREAKPOINTS; i++) to->Bcr[i] = from->debug.arm_regs.bcr[i];
for (i = 0; i < ARM_MAX_WATCHPOINTS; i++) to->Wvr[i] = from->debug.arm_regs.wvr[i];
for (i = 0; i < ARM_MAX_WATCHPOINTS; i++) to->Wcr[i] = from->debug.arm_regs.wcr[i];
}
return STATUS_SUCCESS;
}
case IMAGE_FILE_MACHINE_ARM64:
{
ARM64_NT_CONTEXT *to = dst;
to->ContextFlags = CONTEXT_ARM64;
if (from->flags & SERVER_CTX_CONTROL)
{
to->ContextFlags |= CONTEXT_ARM64_CONTROL;
to->u.s.Fp = from->integer.arm64_regs.x[29];
to->u.s.Lr = from->integer.arm64_regs.x[30];
to->Sp = from->ctl.arm64_regs.sp;
to->Pc = from->ctl.arm64_regs.pc;
to->Cpsr = from->ctl.arm64_regs.pstate;
}
if (from->flags & SERVER_CTX_INTEGER)
{
to->ContextFlags |= CONTEXT_ARM64_INTEGER;
for (i = 0; i <= 28; i++) to->u.X[i] = from->integer.arm64_regs.x[i];
}
if (from->flags & SERVER_CTX_FLOATING_POINT)
{
to->ContextFlags |= CONTEXT_ARM64_FLOATING_POINT;
for (i = 0; i < 32; i++)
{
to->V[i].s.Low = from->fp.arm64_regs.q[i].low;
to->V[i].s.High = from->fp.arm64_regs.q[i].high;
}
to->Fpcr = from->fp.arm64_regs.fpcr;
to->Fpsr = from->fp.arm64_regs.fpsr;
}
if (from->flags & SERVER_CTX_DEBUG_REGISTERS)
{
to->ContextFlags |= CONTEXT_ARM64_DEBUG_REGISTERS;
for (i = 0; i < ARM64_MAX_BREAKPOINTS; i++) to->Bcr[i] = from->debug.arm64_regs.bcr[i];
for (i = 0; i < ARM64_MAX_BREAKPOINTS; i++) to->Bvr[i] = from->debug.arm64_regs.bvr[i];
for (i = 0; i < ARM64_MAX_WATCHPOINTS; i++) to->Wcr[i] = from->debug.arm64_regs.wcr[i];
for (i = 0; i < ARM64_MAX_WATCHPOINTS; i++) to->Wvr[i] = from->debug.arm64_regs.wvr[i];
}
return STATUS_SUCCESS;
}
default:
return STATUS_INVALID_PARAMETER;
}
}
/***********************************************************************
* pthread_exit_wrapper
*/
static void pthread_exit_wrapper( int status )
{
close( ntdll_get_thread_data()->wait_fd[0] );
close( ntdll_get_thread_data()->wait_fd[1] );
close( ntdll_get_thread_data()->reply_fd );
close( ntdll_get_thread_data()->request_fd );
pthread_exit( UIntToPtr(status) );
}
/***********************************************************************
* start_thread
*
* Startup routine for a newly created thread.
*/
static void start_thread( TEB *teb )
{
struct ntdll_thread_data *thread_data = (struct ntdll_thread_data *)&teb->GdiTebBatch;
BOOL suspend;
thread_data->pthread_id = pthread_self();
signal_init_thread( teb );
server_init_thread( thread_data->start, &suspend );
signal_start_thread( thread_data->start, thread_data->param, suspend, teb );
}
/***********************************************************************
* get_machine_context_size
*/
static SIZE_T get_machine_context_size( USHORT machine )
{
switch (machine)
{
case IMAGE_FILE_MACHINE_I386: return sizeof(I386_CONTEXT);
case IMAGE_FILE_MACHINE_ARMNT: return sizeof(ARM_CONTEXT);
case IMAGE_FILE_MACHINE_AMD64: return sizeof(AMD64_CONTEXT);
case IMAGE_FILE_MACHINE_ARM64: return sizeof(ARM64_NT_CONTEXT);
default: return 0;
}
}
/***********************************************************************
* set_thread_id
*/
void set_thread_id( TEB *teb, DWORD pid, DWORD tid )
{
WOW_TEB *wow_teb = get_wow_teb( teb );
teb->ClientId.UniqueProcess = ULongToHandle( pid );
teb->ClientId.UniqueThread = ULongToHandle( tid );
teb->RealClientId = teb->ClientId;
if (wow_teb)
{
wow_teb->ClientId.UniqueProcess = pid;
wow_teb->ClientId.UniqueThread = tid;
wow_teb->RealClientId = wow_teb->ClientId;
}
}
/***********************************************************************
* init_thread_stack
*/
NTSTATUS init_thread_stack( TEB *teb, ULONG_PTR zero_bits, SIZE_T reserve_size, SIZE_T commit_size )
{
struct ntdll_thread_data *thread_data = (struct ntdll_thread_data *)&teb->GdiTebBatch;
WOW_TEB *wow_teb = get_wow_teb( teb );
INITIAL_TEB stack;
NTSTATUS status;
if (wow_teb)
{
WOW64_CPURESERVED *cpu;
SIZE_T cpusize = sizeof(WOW64_CPURESERVED) +
((get_machine_context_size( main_image_info.Machine ) + 7) & ~7) + sizeof(ULONG64);
#ifdef _WIN64
/* 32-bit stack */
if ((status = virtual_alloc_thread_stack( &stack, zero_bits, reserve_size, commit_size, 0 )))
return status;
wow_teb->Tib.StackBase = PtrToUlong( stack.StackBase );
wow_teb->Tib.StackLimit = PtrToUlong( stack.StackLimit );
wow_teb->DeallocationStack = PtrToUlong( stack.DeallocationStack );
/* 64-bit stack */
if ((status = virtual_alloc_thread_stack( &stack, 0, 0x40000, 0x40000, kernel_stack_size )))
return status;
cpu = (WOW64_CPURESERVED *)(((ULONG_PTR)stack.StackBase - cpusize) & ~15);
cpu->Machine = main_image_info.Machine;
teb->Tib.StackBase = teb->TlsSlots[WOW64_TLS_CPURESERVED] = cpu;
teb->Tib.StackLimit = stack.StackLimit;
teb->DeallocationStack = stack.DeallocationStack;
thread_data->kernel_stack = stack.StackBase;
return STATUS_SUCCESS;
#else
/* 64-bit stack */
if ((status = virtual_alloc_thread_stack( &stack, 0, 0x40000, 0x40000, 0 ))) return status;
cpu = (WOW64_CPURESERVED *)(((ULONG_PTR)stack.StackBase - cpusize) & ~15);
cpu->Machine = main_image_info.Machine;
wow_teb->Tib.StackBase = wow_teb->TlsSlots[WOW64_TLS_CPURESERVED] = PtrToUlong( cpu );
wow_teb->Tib.StackLimit = PtrToUlong( stack.StackLimit );
wow_teb->DeallocationStack = PtrToUlong( stack.DeallocationStack );
#endif
}
/* native stack */
if ((status = virtual_alloc_thread_stack( &stack, zero_bits, reserve_size,
commit_size, kernel_stack_size )))
return status;
teb->Tib.StackBase = stack.StackBase;
teb->Tib.StackLimit = stack.StackLimit;
teb->DeallocationStack = stack.DeallocationStack;
thread_data->kernel_stack = stack.StackBase;
return STATUS_SUCCESS;
}
/***********************************************************************
* update_attr_list
*
* Update the output attributes.
*/
static void update_attr_list( PS_ATTRIBUTE_LIST *attr, const CLIENT_ID *id, TEB *teb )
{
SIZE_T i, count = (attr->TotalLength - sizeof(attr->TotalLength)) / sizeof(PS_ATTRIBUTE);
for (i = 0; i < count; i++)
{
if (attr->Attributes[i].Attribute == PS_ATTRIBUTE_CLIENT_ID)
{
SIZE_T size = min( attr->Attributes[i].Size, sizeof(*id) );
memcpy( attr->Attributes[i].ValuePtr, id, size );
if (attr->Attributes[i].ReturnLength) *attr->Attributes[i].ReturnLength = size;
}
else if (attr->Attributes[i].Attribute == PS_ATTRIBUTE_TEB_ADDRESS)
{
SIZE_T size = min( attr->Attributes[i].Size, sizeof(teb) );
memcpy( attr->Attributes[i].ValuePtr, &teb, size );
if (attr->Attributes[i].ReturnLength) *attr->Attributes[i].ReturnLength = size;
}
}
}
/***********************************************************************
* NtCreateThread (NTDLL.@)
*/
NTSTATUS WINAPI NtCreateThread( HANDLE *handle, ACCESS_MASK access, OBJECT_ATTRIBUTES *attr,
HANDLE process, CLIENT_ID *id, CONTEXT *ctx, INITIAL_TEB *teb,
BOOLEAN suspended )
{
FIXME( "%p %d %p %p %p %p %p %d, stub!\n", handle, access, attr, process, id, ctx, teb, suspended );
return STATUS_NOT_IMPLEMENTED;
}
/***********************************************************************
* NtCreateThreadEx (NTDLL.@)
*/
NTSTATUS WINAPI NtCreateThreadEx( HANDLE *handle, ACCESS_MASK access, OBJECT_ATTRIBUTES *attr,
HANDLE process, PRTL_THREAD_START_ROUTINE start, void *param,
ULONG flags, ULONG_PTR zero_bits, SIZE_T stack_commit,
SIZE_T stack_reserve, PS_ATTRIBUTE_LIST *attr_list )
{
sigset_t sigset;
pthread_t pthread_id;
pthread_attr_t pthread_attr;
data_size_t len;
struct object_attributes *objattr;
struct ntdll_thread_data *thread_data;
DWORD tid = 0;
int request_pipe[2];
TEB *teb;
NTSTATUS status;
if (zero_bits > 21 && zero_bits < 32) return STATUS_INVALID_PARAMETER_3;
#ifndef _WIN64
if (!is_wow64 && zero_bits >= 32) return STATUS_INVALID_PARAMETER_3;
#endif
if (process != NtCurrentProcess())
{
apc_call_t call;
apc_result_t result;
memset( &call, 0, sizeof(call) );
call.create_thread.type = APC_CREATE_THREAD;
call.create_thread.flags = flags;
call.create_thread.func = wine_server_client_ptr( start );
call.create_thread.arg = wine_server_client_ptr( param );
call.create_thread.zero_bits = zero_bits;
call.create_thread.reserve = stack_reserve;
call.create_thread.commit = stack_commit;
status = server_queue_process_apc( process, &call, &result );
if (status != STATUS_SUCCESS) return status;
if (result.create_thread.status == STATUS_SUCCESS)
{
CLIENT_ID client_id;
TEB *teb = wine_server_get_ptr( result.create_thread.teb );
*handle = wine_server_ptr_handle( result.create_thread.handle );
client_id.UniqueProcess = ULongToHandle( result.create_thread.pid );
client_id.UniqueThread = ULongToHandle( result.create_thread.tid );
if (attr_list) update_attr_list( attr_list, &client_id, teb );
}
return result.create_thread.status;
}
if ((status = alloc_object_attributes( attr, &objattr, &len ))) return status;
if (server_pipe( request_pipe ) == -1)
{
free( objattr );
return STATUS_TOO_MANY_OPENED_FILES;
}
wine_server_send_fd( request_pipe[0] );
if (!access) access = THREAD_ALL_ACCESS;
SERVER_START_REQ( new_thread )
{
req->process = wine_server_obj_handle( process );
req->access = access;
req->suspend = flags & THREAD_CREATE_FLAGS_CREATE_SUSPENDED;
req->request_fd = request_pipe[0];
wine_server_add_data( req, objattr, len );
if (!(status = wine_server_call( req )))
{
*handle = wine_server_ptr_handle( reply->handle );
tid = reply->tid;
}
close( request_pipe[0] );
}
SERVER_END_REQ;
free( objattr );
if (status)
{
close( request_pipe[1] );
return status;
}
pthread_sigmask( SIG_BLOCK, &server_block_set, &sigset );
if ((status = virtual_alloc_teb( &teb ))) goto done;
if ((status = init_thread_stack( teb, zero_bits, stack_reserve, stack_commit )))
{
virtual_free_teb( teb );
goto done;
}
set_thread_id( teb, GetCurrentProcessId(), tid );
thread_data = (struct ntdll_thread_data *)&teb->GdiTebBatch;
thread_data->request_fd = request_pipe[1];
thread_data->start = start;
thread_data->param = param;
pthread_attr_init( &pthread_attr );
pthread_attr_setstack( &pthread_attr, teb->DeallocationStack,
(char *)thread_data->kernel_stack + kernel_stack_size - (char *)teb->DeallocationStack );
pthread_attr_setguardsize( &pthread_attr, 0 );
pthread_attr_setscope( &pthread_attr, PTHREAD_SCOPE_SYSTEM ); /* force creating a kernel thread */
InterlockedIncrement( &nb_threads );
if (pthread_create( &pthread_id, &pthread_attr, (void * (*)(void *))start_thread, teb ))
{
InterlockedDecrement( &nb_threads );
virtual_free_teb( teb );
status = STATUS_NO_MEMORY;
}
pthread_attr_destroy( &pthread_attr );
done:
pthread_sigmask( SIG_SETMASK, &sigset, NULL );
if (status)
{
NtClose( *handle );
close( request_pipe[1] );
return status;
}
if (attr_list) update_attr_list( attr_list, &teb->ClientId, teb );
return STATUS_SUCCESS;
}
/***********************************************************************
* abort_thread
*/
void abort_thread( int status )
{
pthread_sigmask( SIG_BLOCK, &server_block_set, NULL );
if (InterlockedDecrement( &nb_threads ) <= 0) abort_process( status );
signal_exit_thread( status, pthread_exit_wrapper, NtCurrentTeb() );
}
/***********************************************************************
* abort_process
*/
void abort_process( int status )
{
_exit( get_unix_exit_code( status ));
}
/***********************************************************************
* exit_thread
*/
static DECLSPEC_NORETURN void exit_thread( int status )
{
static void *prev_teb;
TEB *teb;
pthread_sigmask( SIG_BLOCK, &server_block_set, NULL );
if ((teb = InterlockedExchangePointer( &prev_teb, NtCurrentTeb() )))
{
struct ntdll_thread_data *thread_data = (struct ntdll_thread_data *)&teb->GdiTebBatch;
if (thread_data->pthread_id)
{
pthread_join( thread_data->pthread_id, NULL );
virtual_free_teb( teb );
}
}
signal_exit_thread( status, pthread_exit_wrapper, NtCurrentTeb() );
}
/***********************************************************************
* exit_process
*/
void exit_process( int status )
{
pthread_sigmask( SIG_BLOCK, &server_block_set, NULL );
signal_exit_thread( get_unix_exit_code( status ), process_exit_wrapper, NtCurrentTeb() );
}
/**********************************************************************
* wait_suspend
*
* Wait until the thread is no longer suspended.
*/
void wait_suspend( CONTEXT *context )
{
int saved_errno = errno;
context_t server_context;
context_to_server( &server_context, context, current_machine );
/* wait with 0 timeout, will only return once the thread is no longer suspended */
server_select( NULL, 0, SELECT_INTERRUPTIBLE, 0, &server_context, NULL, NULL );
context_from_server( context, &server_context, current_machine );
errno = saved_errno;
}
/**********************************************************************
* send_debug_event
*
* Send an EXCEPTION_DEBUG_EVENT event to the debugger.
*/
NTSTATUS send_debug_event( EXCEPTION_RECORD *rec, CONTEXT *context, BOOL first_chance )
{
NTSTATUS ret;
DWORD i;
obj_handle_t handle = 0;
client_ptr_t params[EXCEPTION_MAXIMUM_PARAMETERS];
select_op_t select_op;
sigset_t old_set;
if (!peb->BeingDebugged) return 0; /* no debugger present */
pthread_sigmask( SIG_BLOCK, &server_block_set, &old_set );
for (i = 0; i < min( rec->NumberParameters, EXCEPTION_MAXIMUM_PARAMETERS ); i++)
params[i] = rec->ExceptionInformation[i];
SERVER_START_REQ( queue_exception_event )
{
req->first = first_chance;
req->code = rec->ExceptionCode;
req->flags = rec->ExceptionFlags;
req->record = wine_server_client_ptr( rec->ExceptionRecord );
req->address = wine_server_client_ptr( rec->ExceptionAddress );
req->len = i * sizeof(params[0]);
wine_server_add_data( req, params, req->len );
if (!(ret = wine_server_call( req ))) handle = reply->handle;
}
SERVER_END_REQ;
if (handle)
{
context_t server_context;
select_op.wait.op = SELECT_WAIT;
select_op.wait.handles[0] = handle;
context_to_server( &server_context, context, current_machine );
server_select( &select_op, offsetof( select_op_t, wait.handles[1] ), SELECT_INTERRUPTIBLE,
TIMEOUT_INFINITE, &server_context, NULL, NULL );
SERVER_START_REQ( get_exception_status )
{
req->handle = handle;
ret = wine_server_call( req );
}
SERVER_END_REQ;
if (ret >= 0) context_from_server( context, &server_context, current_machine );
}
pthread_sigmask( SIG_SETMASK, &old_set, NULL );
return ret;
}
/*******************************************************************
* NtRaiseException (NTDLL.@)
*/
NTSTATUS WINAPI NtRaiseException( EXCEPTION_RECORD *rec, CONTEXT *context, BOOL first_chance )
{
NTSTATUS status = send_debug_event( rec, context, first_chance );
if (status == DBG_CONTINUE || status == DBG_EXCEPTION_HANDLED)
return NtContinue( context, FALSE );
if (first_chance) return call_user_exception_dispatcher( rec, context );
if (rec->ExceptionFlags & EH_STACK_INVALID)
ERR_(seh)("Exception frame is not in stack limits => unable to dispatch exception.\n");
else if (rec->ExceptionCode == STATUS_NONCONTINUABLE_EXCEPTION)
ERR_(seh)("Process attempted to continue execution after noncontinuable exception.\n");
else
ERR_(seh)("Unhandled exception code %x flags %x addr %p\n",
rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress );
NtTerminateProcess( NtCurrentProcess(), rec->ExceptionCode );
return STATUS_SUCCESS;
}
/***********************************************************************
* NtOpenThread (NTDLL.@)
*/
NTSTATUS WINAPI NtOpenThread( HANDLE *handle, ACCESS_MASK access,
const OBJECT_ATTRIBUTES *attr, const CLIENT_ID *id )
{
NTSTATUS ret;
SERVER_START_REQ( open_thread )
{
req->tid = HandleToULong(id->UniqueThread);
req->access = access;
req->attributes = attr ? attr->Attributes : 0;
ret = wine_server_call( req );
*handle = wine_server_ptr_handle( reply->handle );
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* NtSuspendThread (NTDLL.@)
*/
NTSTATUS WINAPI NtSuspendThread( HANDLE handle, ULONG *count )
{
NTSTATUS ret;
SERVER_START_REQ( suspend_thread )
{
req->handle = wine_server_obj_handle( handle );
if (!(ret = wine_server_call( req )))
{
if (count) *count = reply->count;
}
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* NtResumeThread (NTDLL.@)
*/
NTSTATUS WINAPI NtResumeThread( HANDLE handle, ULONG *count )
{
NTSTATUS ret;
SERVER_START_REQ( resume_thread )
{
req->handle = wine_server_obj_handle( handle );
if (!(ret = wine_server_call( req )))
{
if (count) *count = reply->count;
}
}
SERVER_END_REQ;
return ret;
}
/******************************************************************************
* NtAlertResumeThread (NTDLL.@)
*/
NTSTATUS WINAPI NtAlertResumeThread( HANDLE handle, ULONG *count )
{
FIXME( "stub: should alert thread %p\n", handle );
return NtResumeThread( handle, count );
}
/******************************************************************************
* NtAlertThread (NTDLL.@)
*/
NTSTATUS WINAPI NtAlertThread( HANDLE handle )
{
FIXME( "stub: %p\n", handle );
return STATUS_NOT_IMPLEMENTED;
}
/******************************************************************************
* NtTerminateThread (NTDLL.@)
*/
NTSTATUS WINAPI NtTerminateThread( HANDLE handle, LONG exit_code )
{
NTSTATUS ret;
BOOL self = (handle == GetCurrentThread());
if (!self || exit_code)
{
SERVER_START_REQ( terminate_thread )
{
req->handle = wine_server_obj_handle( handle );
req->exit_code = exit_code;
ret = wine_server_call( req );
self = !ret && reply->self;
}
SERVER_END_REQ;
}
if (self) exit_thread( exit_code );
return ret;
}
/******************************************************************************
* NtQueueApcThread (NTDLL.@)
*/
NTSTATUS WINAPI NtQueueApcThread( HANDLE handle, PNTAPCFUNC func, ULONG_PTR arg1,
ULONG_PTR arg2, ULONG_PTR arg3 )
{
NTSTATUS ret;
SERVER_START_REQ( queue_apc )
{
req->handle = wine_server_obj_handle( handle );
if (func)
{
req->call.type = APC_USER;
req->call.user.func = wine_server_client_ptr( func );
req->call.user.args[0] = arg1;
req->call.user.args[1] = arg2;
req->call.user.args[2] = arg3;
}
else req->call.type = APC_NONE; /* wake up only */
ret = wine_server_call( req );
}
SERVER_END_REQ;
return ret;
}
/***********************************************************************
* set_thread_context
*/
NTSTATUS set_thread_context( HANDLE handle, const void *context, BOOL *self, USHORT machine )
{
context_t server_context;
NTSTATUS ret;
context_to_server( &server_context, context, machine );
SERVER_START_REQ( set_thread_context )
{
req->handle = wine_server_obj_handle( handle );
wine_server_add_data( req, &server_context, sizeof(server_context) );
ret = wine_server_call( req );
*self = reply->self;
}
SERVER_END_REQ;
return ret;
}
/***********************************************************************
* get_thread_context
*/
NTSTATUS get_thread_context( HANDLE handle, void *context, BOOL *self, USHORT machine )
{
NTSTATUS ret;
HANDLE context_handle;
context_t server_context;
unsigned int flags = get_server_context_flags( context, machine );
SERVER_START_REQ( get_thread_context )
{
req->handle = wine_server_obj_handle( handle );
req->flags = flags;
wine_server_set_reply( req, &server_context, sizeof(server_context) );
ret = wine_server_call( req );
*self = reply->self;
context_handle = wine_server_ptr_handle( reply->handle );
}
SERVER_END_REQ;
if (ret == STATUS_PENDING)
{
NtWaitForSingleObject( context_handle, FALSE, NULL );
SERVER_START_REQ( get_thread_context )
{
req->context = wine_server_obj_handle( context_handle );
req->flags = flags;
wine_server_set_reply( req, &server_context, sizeof(server_context) );
ret = wine_server_call( req );
}
SERVER_END_REQ;
}
if (!ret) ret = context_from_server( context, &server_context, machine );
return ret;
}
BOOL get_thread_times(int unix_pid, int unix_tid, LARGE_INTEGER *kernel_time, LARGE_INTEGER *user_time)
{
#ifdef linux
unsigned long clocks_per_sec = sysconf( _SC_CLK_TCK );
unsigned long usr, sys;
const char *pos;
char buf[512];
FILE *f;
int i;
if (unix_tid == -1)
sprintf( buf, "/proc/%u/stat", unix_pid );
else
sprintf( buf, "/proc/%u/task/%u/stat", unix_pid, unix_tid );
if (!(f = fopen( buf, "r" )))
{
WARN("Failed to open %s: %s\n", buf, strerror(errno));
return FALSE;
}
pos = fgets( buf, sizeof(buf), f );
fclose( f );
/* the process name is printed unescaped, so we have to skip to the last ')'
* to avoid misinterpreting the string */
if (pos) pos = strrchr( pos, ')' );
if (pos) pos = strchr( pos + 1, ' ' );
if (pos) pos++;
/* skip over the following fields: state, ppid, pgid, sid, tty_nr, tty_pgrp,
* task->flags, min_flt, cmin_flt, maj_flt, cmaj_flt */
for (i = 0; i < 11 && pos; i++)
{
pos = strchr( pos + 1, ' ' );
if (pos) pos++;
}
/* the next two values are user and system time */
if (pos && (sscanf( pos, "%lu %lu", &usr, &sys ) == 2))
{
kernel_time->QuadPart = (ULONGLONG)sys * 10000000 / clocks_per_sec;
user_time->QuadPart = (ULONGLONG)usr * 10000000 / clocks_per_sec;
return TRUE;
}
ERR("Failed to parse %s\n", debugstr_a(buf));
return FALSE;
#elif defined(HAVE_LIBPROCSTAT)
struct procstat *pstat;
struct kinfo_proc *kip;
unsigned int proc_count;
BOOL ret = FALSE;
pstat = procstat_open_sysctl();
if (!pstat)
return FALSE;
if (unix_tid == -1)
kip = procstat_getprocs(pstat, KERN_PROC_PID, unix_pid, &proc_count);
else
kip = procstat_getprocs(pstat, KERN_PROC_PID | KERN_PROC_INC_THREAD, unix_pid, &proc_count);
if (kip)
{
unsigned int i;
for (i = 0; i < proc_count; i++)
{
if (unix_tid == -1 || kip[i].ki_tid == unix_tid)
{
kernel_time->QuadPart = 10000000 * (ULONGLONG)kip[i].ki_rusage.ru_stime.tv_sec +
10 * (ULONGLONG)kip[i].ki_rusage.ru_stime.tv_usec;
user_time->QuadPart = 10000000 * (ULONGLONG)kip[i].ki_rusage.ru_utime.tv_sec +
10 * (ULONGLONG)kip[i].ki_rusage.ru_utime.tv_usec;
ret = TRUE;
break;
}
}
procstat_freeprocs(pstat, kip);
}
procstat_close(pstat);
return ret;
#else
static int once;
if (!once++) FIXME("not implemented on this platform\n");
return FALSE;
#endif
}
#ifndef _WIN64
static BOOL is_process_wow64( const CLIENT_ID *id )
{
HANDLE handle;
ULONG_PTR info;
BOOL ret = FALSE;
if (id->UniqueProcess == ULongToHandle(GetCurrentProcessId())) return is_wow64;
if (!NtOpenProcess( &handle, PROCESS_QUERY_LIMITED_INFORMATION, NULL, id ))
{
if (!NtQueryInformationProcess( handle, ProcessWow64Information, &info, sizeof(info), NULL ))
ret = !!info;
NtClose( handle );
}
return ret;
}
#endif
/******************************************************************************
* NtQueryInformationThread (NTDLL.@)
*/
NTSTATUS WINAPI NtQueryInformationThread( HANDLE handle, THREADINFOCLASS class,
void *data, ULONG length, ULONG *ret_len )
{
NTSTATUS status;
TRACE("(%p,%d,%p,%x,%p)\n", handle, class, data, length, ret_len);
switch (class)
{
case ThreadBasicInformation:
{
THREAD_BASIC_INFORMATION info;
const ULONG_PTR affinity_mask = get_system_affinity_mask();
SERVER_START_REQ( get_thread_info )
{
req->handle = wine_server_obj_handle( handle );
if (!(status = wine_server_call( req )))
{
info.ExitStatus = reply->exit_code;
info.TebBaseAddress = wine_server_get_ptr( reply->teb );
info.ClientId.UniqueProcess = ULongToHandle(reply->pid);
info.ClientId.UniqueThread = ULongToHandle(reply->tid);
info.AffinityMask = reply->affinity & affinity_mask;
info.Priority = reply->priority;
info.BasePriority = reply->priority; /* FIXME */
}
}
SERVER_END_REQ;
if (status == STATUS_SUCCESS)
{
#ifndef _WIN64
if (is_wow64)
{
if (is_process_wow64( &info.ClientId ))
info.TebBaseAddress = (char *)info.TebBaseAddress + teb_offset;
else
info.TebBaseAddress = NULL;
}
#endif
if (data) memcpy( data, &info, min( length, sizeof(info) ));
if (ret_len) *ret_len = min( length, sizeof(info) );
}
return status;
}
case ThreadAffinityMask:
{
const ULONG_PTR affinity_mask = get_system_affinity_mask();
ULONG_PTR affinity = 0;
SERVER_START_REQ( get_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->access = THREAD_QUERY_INFORMATION;
if (!(status = wine_server_call( req ))) affinity = reply->affinity & affinity_mask;
}
SERVER_END_REQ;
if (status == STATUS_SUCCESS)
{
if (data) memcpy( data, &affinity, min( length, sizeof(affinity) ));
if (ret_len) *ret_len = min( length, sizeof(affinity) );
}
return status;
}
case ThreadTimes:
{
KERNEL_USER_TIMES kusrt;
int unix_pid, unix_tid;
SERVER_START_REQ( get_thread_times )
{
req->handle = wine_server_obj_handle( handle );
status = wine_server_call( req );
if (status == STATUS_SUCCESS)
{
kusrt.CreateTime.QuadPart = reply->creation_time;
kusrt.ExitTime.QuadPart = reply->exit_time;
unix_pid = reply->unix_pid;
unix_tid = reply->unix_tid;
}
}
SERVER_END_REQ;
if (status == STATUS_SUCCESS)
{
BOOL ret = FALSE;
kusrt.KernelTime.QuadPart = kusrt.UserTime.QuadPart = 0;
if (unix_pid != -1 && unix_tid != -1)
ret = get_thread_times( unix_pid, unix_tid, &kusrt.KernelTime, &kusrt.UserTime );
if (!ret && handle == GetCurrentThread())
{
/* fall back to process times */
struct tms time_buf;
long clocks_per_sec = sysconf(_SC_CLK_TCK);
times(&time_buf);
kusrt.KernelTime.QuadPart = (ULONGLONG)time_buf.tms_stime * 10000000 / clocks_per_sec;
kusrt.UserTime.QuadPart = (ULONGLONG)time_buf.tms_utime * 10000000 / clocks_per_sec;
}
if (data) memcpy( data, &kusrt, min( length, sizeof(kusrt) ));
if (ret_len) *ret_len = min( length, sizeof(kusrt) );
}
return status;
}
case ThreadDescriptorTableEntry:
return get_thread_ldt_entry( handle, data, length, ret_len );
case ThreadAmILastThread:
{
if (length != sizeof(ULONG)) return STATUS_INFO_LENGTH_MISMATCH;
SERVER_START_REQ( get_thread_info )
{
req->handle = wine_server_obj_handle( handle );
status = wine_server_call( req );
if (status == STATUS_SUCCESS)
{
ULONG last = reply->last;
if (data) memcpy( data, &last, sizeof(last) );
if (ret_len) *ret_len = sizeof(last);
}
}
SERVER_END_REQ;
return status;
}
case ThreadQuerySetWin32StartAddress:
{
SERVER_START_REQ( get_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->access = THREAD_QUERY_INFORMATION;
status = wine_server_call( req );
if (status == STATUS_SUCCESS)
{
PRTL_THREAD_START_ROUTINE entry = wine_server_get_ptr( reply->entry_point );
if (data) memcpy( data, &entry, min( length, sizeof(entry) ) );
if (ret_len) *ret_len = min( length, sizeof(entry) );
}
}
SERVER_END_REQ;
return status;
}
case ThreadGroupInformation:
{
const ULONG_PTR affinity_mask = get_system_affinity_mask();
GROUP_AFFINITY affinity;
memset( &affinity, 0, sizeof(affinity) );
affinity.Group = 0; /* Wine only supports max 64 processors */
SERVER_START_REQ( get_thread_info )
{
req->handle = wine_server_obj_handle( handle );
if (!(status = wine_server_call( req ))) affinity.Mask = reply->affinity & affinity_mask;
}
SERVER_END_REQ;
if (status == STATUS_SUCCESS)
{
if (data) memcpy( data, &affinity, min( length, sizeof(affinity) ));
if (ret_len) *ret_len = min( length, sizeof(affinity) );
}
return status;
}
case ThreadIsIoPending:
FIXME( "ThreadIsIoPending info class not supported yet\n" );
if (length != sizeof(BOOL)) return STATUS_INFO_LENGTH_MISMATCH;
if (!data) return STATUS_ACCESS_DENIED;
*(BOOL*)data = FALSE;
if (ret_len) *ret_len = sizeof(BOOL);
return STATUS_SUCCESS;
case ThreadSuspendCount:
if (length != sizeof(ULONG)) return STATUS_INFO_LENGTH_MISMATCH;
if (!data) return STATUS_ACCESS_VIOLATION;
SERVER_START_REQ( get_thread_info )
{
req->handle = wine_server_obj_handle( handle );
if (!(status = wine_server_call( req ))) *(ULONG *)data = reply->suspend_count;
}
SERVER_END_REQ;
return status;
case ThreadDescription:
{
THREAD_DESCRIPTION_INFORMATION *info = data;
data_size_t len, desc_len = 0;
WCHAR *ptr;
len = length >= sizeof(*info) ? length - sizeof(*info) : 0;
ptr = info ? (WCHAR *)(info + 1) : NULL;
SERVER_START_REQ( get_thread_info )
{
req->handle = wine_server_obj_handle( handle );
if (ptr) wine_server_set_reply( req, ptr, len );
status = wine_server_call( req );
desc_len = reply->desc_len;
}
SERVER_END_REQ;
if (!info) status = STATUS_BUFFER_TOO_SMALL;
else if (status == STATUS_SUCCESS)
{
info->Description.Length = info->Description.MaximumLength = desc_len;
info->Description.Buffer = ptr;
}
if (ret_len && (status == STATUS_SUCCESS || status == STATUS_BUFFER_TOO_SMALL))
*ret_len = sizeof(*info) + desc_len;
return status;
}
case ThreadWow64Context:
return get_thread_wow64_context( handle, data, length );
case ThreadHideFromDebugger:
if (length != sizeof(BOOLEAN)) return STATUS_INFO_LENGTH_MISMATCH;
if (!data) return STATUS_ACCESS_VIOLATION;
SERVER_START_REQ( get_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->access = THREAD_QUERY_INFORMATION;
if ((status = wine_server_call( req ))) return status;
*(BOOLEAN*)data = reply->dbg_hidden;
}
SERVER_END_REQ;
if (ret_len) *ret_len = sizeof(BOOLEAN);
return STATUS_SUCCESS;
case ThreadEnableAlignmentFaultFixup:
return STATUS_INVALID_INFO_CLASS;
case ThreadPriority:
case ThreadBasePriority:
case ThreadImpersonationToken:
case ThreadEventPair_Reusable:
case ThreadZeroTlsCell:
case ThreadPerformanceCount:
case ThreadIdealProcessor:
case ThreadPriorityBoost:
case ThreadSetTlsArrayAddress:
default:
FIXME( "info class %d not supported yet\n", class );
return STATUS_NOT_IMPLEMENTED;
}
}
/******************************************************************************
* NtSetInformationThread (NTDLL.@)
*/
NTSTATUS WINAPI NtSetInformationThread( HANDLE handle, THREADINFOCLASS class,
const void *data, ULONG length )
{
NTSTATUS status;
TRACE("(%p,%d,%p,%x)\n", handle, class, data, length);
switch (class)
{
case ThreadZeroTlsCell:
if (handle == GetCurrentThread())
{
if (length != sizeof(DWORD)) return STATUS_INVALID_PARAMETER;
return virtual_clear_tls_index( *(const ULONG *)data );
}
FIXME( "ZeroTlsCell not supported on other threads\n" );
return STATUS_NOT_IMPLEMENTED;
case ThreadImpersonationToken:
{
const HANDLE *token = data;
if (length != sizeof(HANDLE)) return STATUS_INVALID_PARAMETER;
TRACE("Setting ThreadImpersonationToken handle to %p\n", *token );
SERVER_START_REQ( set_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->token = wine_server_obj_handle( *token );
req->mask = SET_THREAD_INFO_TOKEN;
status = wine_server_call( req );
}
SERVER_END_REQ;
return status;
}
case ThreadBasePriority:
{
const DWORD *pprio = data;
if (length != sizeof(DWORD)) return STATUS_INVALID_PARAMETER;
SERVER_START_REQ( set_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->priority = *pprio;
req->mask = SET_THREAD_INFO_PRIORITY;
status = wine_server_call( req );
}
SERVER_END_REQ;
return status;
}
case ThreadAffinityMask:
{
const ULONG_PTR affinity_mask = get_system_affinity_mask();
ULONG_PTR req_aff;
if (length != sizeof(ULONG_PTR)) return STATUS_INVALID_PARAMETER;
req_aff = *(const ULONG_PTR *)data & affinity_mask;
if (!req_aff) return STATUS_INVALID_PARAMETER;
SERVER_START_REQ( set_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->affinity = req_aff;
req->mask = SET_THREAD_INFO_AFFINITY;
status = wine_server_call( req );
}
SERVER_END_REQ;
return status;
}
case ThreadHideFromDebugger:
if (length) return STATUS_INFO_LENGTH_MISMATCH;
SERVER_START_REQ( set_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->mask = SET_THREAD_INFO_DBG_HIDDEN;
status = wine_server_call( req );
}
SERVER_END_REQ;
return status;
case ThreadQuerySetWin32StartAddress:
{
const PRTL_THREAD_START_ROUTINE *entry = data;
if (length != sizeof(PRTL_THREAD_START_ROUTINE)) return STATUS_INVALID_PARAMETER;
SERVER_START_REQ( set_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->mask = SET_THREAD_INFO_ENTRYPOINT;
req->entry_point = wine_server_client_ptr( *entry );
status = wine_server_call( req );
}
SERVER_END_REQ;
return status;
}
case ThreadGroupInformation:
{
const ULONG_PTR affinity_mask = get_system_affinity_mask();
const GROUP_AFFINITY *req_aff;
if (length != sizeof(*req_aff)) return STATUS_INVALID_PARAMETER;
if (!data) return STATUS_ACCESS_VIOLATION;
req_aff = data;
/* On Windows the request fails if the reserved fields are set */
if (req_aff->Reserved[0] || req_aff->Reserved[1] || req_aff->Reserved[2])
return STATUS_INVALID_PARAMETER;
/* Wine only supports max 64 processors */
if (req_aff->Group) return STATUS_INVALID_PARAMETER;
if (req_aff->Mask & ~affinity_mask) return STATUS_INVALID_PARAMETER;
if (!req_aff->Mask) return STATUS_INVALID_PARAMETER;
SERVER_START_REQ( set_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->affinity = req_aff->Mask;
req->mask = SET_THREAD_INFO_AFFINITY;
status = wine_server_call( req );
}
SERVER_END_REQ;
return status;
}
case ThreadDescription:
{
const THREAD_DESCRIPTION_INFORMATION *info = data;
if (length != sizeof(*info)) return STATUS_INFO_LENGTH_MISMATCH;
if (!info) return STATUS_ACCESS_VIOLATION;
if (info->Description.Length != info->Description.MaximumLength) return STATUS_INVALID_PARAMETER;
if (info->Description.Length && !info->Description.Buffer) return STATUS_ACCESS_VIOLATION;
SERVER_START_REQ( set_thread_info )
{
req->handle = wine_server_obj_handle( handle );
req->mask = SET_THREAD_INFO_DESCRIPTION;
wine_server_add_data( req, info->Description.Buffer, info->Description.Length );
status = wine_server_call( req );
}
SERVER_END_REQ;
return status;
}
case ThreadWow64Context:
return set_thread_wow64_context( handle, data, length );
case ThreadEnableAlignmentFaultFixup:
if (length != sizeof(BOOLEAN)) return STATUS_INFO_LENGTH_MISMATCH;
if (!data) return STATUS_ACCESS_VIOLATION;
FIXME( "ThreadEnableAlignmentFaultFixup stub!\n" );
return STATUS_SUCCESS;
case ThreadBasicInformation:
case ThreadTimes:
case ThreadPriority:
case ThreadDescriptorTableEntry:
case ThreadEventPair_Reusable:
case ThreadPerformanceCount:
case ThreadAmILastThread:
case ThreadIdealProcessor:
case ThreadPriorityBoost:
case ThreadSetTlsArrayAddress:
case ThreadIsIoPending:
default:
FIXME( "info class %d not supported yet\n", class );
return STATUS_NOT_IMPLEMENTED;
}
}
/******************************************************************************
* NtGetCurrentProcessorNumber (NTDLL.@)
*/
ULONG WINAPI NtGetCurrentProcessorNumber(void)
{
ULONG processor;
#if defined(__linux__) && defined(__NR_getcpu)
int res = syscall(__NR_getcpu, &processor, NULL, NULL);
if (res != -1) return processor;
#endif
if (peb->NumberOfProcessors > 1)
{
ULONG_PTR thread_mask, processor_mask;
if (!NtQueryInformationThread( GetCurrentThread(), ThreadAffinityMask,
&thread_mask, sizeof(thread_mask), NULL ))
{
for (processor = 0; processor < peb->NumberOfProcessors; processor++)
{
processor_mask = (1 << processor);
if (thread_mask & processor_mask)
{
if (thread_mask != processor_mask)
FIXME( "need multicore support (%d processors)\n",
peb->NumberOfProcessors );
return processor;
}
}
}
}
/* fallback to the first processor */
return 0;
}
/******************************************************************************
* NtGetNextThread (NTDLL.@)
*/
NTSTATUS WINAPI NtGetNextThread( HANDLE process, HANDLE thread, ACCESS_MASK access, ULONG attributes,
ULONG flags, HANDLE *handle )
{
HANDLE ret_handle = 0;
NTSTATUS ret;
TRACE( "process %p, thread %p, access %#x, attributes %#x, flags %#x, handle %p.\n",
process, thread, access, attributes, flags, handle );
SERVER_START_REQ( get_next_thread )
{
req->process = wine_server_obj_handle( process );
req->last = wine_server_obj_handle( thread );
req->access = access;
req->attributes = attributes;
req->flags = flags;
if (!(ret = wine_server_call( req ))) ret_handle = wine_server_ptr_handle( reply->handle );
}
SERVER_END_REQ;
*handle = ret_handle;
return ret;
}
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