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ntdll: Make the server context conversion functions generic. 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2021-05-18 10:18:19 +02:00
parent 85abea6070
commit f04c2bd4f1
7 changed files with 651 additions and 884 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
dlls/ntdll/unix/server.c
View File

@ -636,7 +636,7 @@ unsigned int server_select( const select_op_t *select_op, data_size_t size, UINT
if (context)
{
suspend_context = TRUE;
context_to_server( &server_context, context );
context_to_server( &server_context, context, current_machine );
}
do
@ -670,7 +670,7 @@ unsigned int server_select( const select_op_t *select_op, data_size_t size, UINT
if (xs)
mask = xs->Mask;
context_from_server( context, &server_context );
context_from_server( context, &server_context, current_machine );
context->ContextFlags |= context_flags;
if (xs)
xs->Mask |= mask;

138
dlls/ntdll/unix/signal_arm.c
View File

@ -342,134 +342,6 @@ void signal_restore_full_cpu_context(void)
}
/***********************************************************************
* get_server_context_flags
*
* Convert CPU-specific flags to generic server flags
*/
static unsigned int get_server_context_flags( DWORD flags )
{
unsigned int ret = 0;
flags &= ~CONTEXT_ARM; /* get rid of CPU id */
if (flags & CONTEXT_CONTROL) ret |= SERVER_CTX_CONTROL;
if (flags & CONTEXT_INTEGER) ret |= SERVER_CTX_INTEGER;
if (flags & CONTEXT_FLOATING_POINT) ret |= SERVER_CTX_FLOATING_POINT;
if (flags & CONTEXT_DEBUG_REGISTERS) ret |= SERVER_CTX_DEBUG_REGISTERS;
return ret;
}
/***********************************************************************
* context_to_server
*
* Convert a register context to the server format.
*/
NTSTATUS context_to_server( context_t *to, const CONTEXT *from )
{
DWORD i, flags = from->ContextFlags & ~CONTEXT_ARM; /* get rid of CPU id */
memset( to, 0, sizeof(*to) );
to->machine = IMAGE_FILE_MACHINE_ARMNT;
if (flags & CONTEXT_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_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_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_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;
}
/***********************************************************************
* context_from_server
*
* Convert a register context from the server format.
*/
NTSTATUS context_from_server( CONTEXT *to, const context_t *from )
{
DWORD i;
if (from->machine != IMAGE_FILE_MACHINE_ARMNT) return STATUS_INVALID_PARAMETER;
to->ContextFlags = CONTEXT_ARM;
if (from->flags & SERVER_CTX_CONTROL)
{
to->ContextFlags |= CONTEXT_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_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_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_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;
}
/***********************************************************************
* NtSetContextThread (NTDLL.@)
* ZwSetContextThread (NTDLL.@)
@ -478,10 +350,8 @@ NTSTATUS WINAPI NtSetContextThread( HANDLE handle, const CONTEXT *context )
{
NTSTATUS ret;
BOOL self;
context_t server_context;
context_to_server( &server_context, context );
ret = set_thread_context( handle, &server_context, &self );
ret = set_thread_context( handle, context, &self, IMAGE_FILE_MACHINE_ARMNT );
if (self && ret == STATUS_SUCCESS)
{
arm_thread_data()->syscall_frame = NULL;
@ -504,11 +374,7 @@ NTSTATUS WINAPI NtGetContextThread( HANDLE handle, CONTEXT *context )
if (!self)
{
context_t server_context;
unsigned int server_flags = get_server_context_flags( context->ContextFlags );
if ((ret = get_thread_context( handle, &server_context, server_flags, &self ))) return ret;
if ((ret = context_from_server( context, &server_context ))) return ret;
if ((ret = get_thread_context( handle, &context, &self, IMAGE_FILE_MACHINE_ARMNT ))) return ret;
needed_flags &= ~context->ContextFlags;
}

130
dlls/ntdll/unix/signal_arm64.c
View File

@ -416,122 +416,6 @@ void signal_restore_full_cpu_context(void)
}
/***********************************************************************
* get_server_context_flags
*
* Convert CPU-specific flags to generic server flags
*/
static unsigned int get_server_context_flags( DWORD flags )
{
unsigned int ret = 0;
flags &= ~CONTEXT_ARM64; /* get rid of CPU id */
if (flags & CONTEXT_CONTROL) ret |= SERVER_CTX_CONTROL;
if (flags & CONTEXT_INTEGER) ret |= SERVER_CTX_INTEGER;
if (flags & CONTEXT_FLOATING_POINT) ret |= SERVER_CTX_FLOATING_POINT;
if (flags & CONTEXT_DEBUG_REGISTERS) ret |= SERVER_CTX_DEBUG_REGISTERS;
return ret;
}
/***********************************************************************
* context_to_server
*
* Convert a register context to the server format.
*/
NTSTATUS context_to_server( context_t *to, const CONTEXT *from )
{
DWORD i, flags = from->ContextFlags & ~CONTEXT_ARM64; /* get rid of CPU id */
memset( to, 0, sizeof(*to) );
to->machine = IMAGE_FILE_MACHINE_ARM64;
if (flags & CONTEXT_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_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_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_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;
}
/***********************************************************************
* context_from_server
*
* Convert a register context from the server format.
*/
NTSTATUS context_from_server( CONTEXT *to, const context_t *from )
{
DWORD i;
if (from->machine != IMAGE_FILE_MACHINE_ARM64) return STATUS_INVALID_PARAMETER;
to->ContextFlags = CONTEXT_ARM64;
if (from->flags & SERVER_CTX_CONTROL)
{
to->ContextFlags |= CONTEXT_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_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_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_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;
}
/***********************************************************************
* NtSetContextThread (NTDLL.@)
* ZwSetContextThread (NTDLL.@)
@ -543,12 +427,8 @@ NTSTATUS WINAPI NtSetContextThread( HANDLE handle, const CONTEXT *context )
if (self && (context->ContextFlags & (CONTEXT_DEBUG_REGISTERS & ~CONTEXT_ARM64))) self = FALSE;
if (!self)
{
context_t server_context;
context_to_server( &server_context, context );
ret = set_thread_context( handle, &server_context, &self );
}
if (!self) ret = set_thread_context( handle, context, &self, IMAGE_FILE_MACHINE_ARM64 );
if (self && ret == STATUS_SUCCESS)
{
arm64_thread_data()->syscall_frame = NULL;
@ -572,11 +452,7 @@ NTSTATUS WINAPI NtGetContextThread( HANDLE handle, CONTEXT *context )
if (!self)
{
context_t server_context;
unsigned int server_flags = get_server_context_flags( context->ContextFlags );
if ((ret = get_thread_context( handle, &server_context, server_flags, &self ))) return ret;
if ((ret = context_from_server( context, &server_context ))) return ret;
if ((ret = get_thread_context( handle, context, &self, IMAGE_FILE_MACHINE_ARM64 ))) return ret;
needed_flags &= ~context->ContextFlags;
}

175
dlls/ntdll/unix/signal_i386.c
View File

@ -991,171 +991,6 @@ void signal_restore_full_cpu_context(void)
}
/***********************************************************************
* get_server_context_flags
*
* Convert CPU-specific flags to generic server flags
*/
static unsigned int get_server_context_flags( DWORD flags )
{
unsigned int ret = 0;
flags &= ~CONTEXT_i386; /* get rid of CPU id */
if (flags & CONTEXT_CONTROL) ret |= SERVER_CTX_CONTROL;
if (flags & CONTEXT_INTEGER) ret |= SERVER_CTX_INTEGER;
if (flags & CONTEXT_SEGMENTS) ret |= SERVER_CTX_SEGMENTS;
if (flags & CONTEXT_FLOATING_POINT) ret |= SERVER_CTX_FLOATING_POINT;
if (flags & CONTEXT_DEBUG_REGISTERS) ret |= SERVER_CTX_DEBUG_REGISTERS;
if (flags & CONTEXT_EXTENDED_REGISTERS) ret |= SERVER_CTX_EXTENDED_REGISTERS;
if (flags & CONTEXT_XSTATE) ret |= SERVER_CTX_YMM_REGISTERS;
return ret;
}
/***********************************************************************
* context_to_server
*
* Convert a register context to the server format.
*/
NTSTATUS context_to_server( context_t *to, const CONTEXT *from )
{
DWORD flags = from->ContextFlags & ~CONTEXT_i386; /* get rid of CPU id */
memset( to, 0, sizeof(*to) );
to->machine = IMAGE_FILE_MACHINE_I386;
if (flags & CONTEXT_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_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_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_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_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_EXTENDED_REGISTERS)
{
to->flags |= SERVER_CTX_EXTENDED_REGISTERS;
memcpy( to->ext.i386_regs, from->ExtendedRegisters, sizeof(to->ext.i386_regs) );
}
xstate_to_server( to, xstate_from_context( from ) );
return STATUS_SUCCESS;
}
/***********************************************************************
* context_from_server
*
* Convert a register context from the server format.
*/
NTSTATUS context_from_server( CONTEXT *to, const context_t *from )
{
if (from->machine != IMAGE_FILE_MACHINE_I386) return STATUS_INVALID_PARAMETER;
to->ContextFlags = CONTEXT_i386 | (to->ContextFlags & 0x40);
if (from->flags & SERVER_CTX_CONTROL)
{
to->ContextFlags |= CONTEXT_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_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_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_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_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_EXTENDED_REGISTERS;
memcpy( to->ExtendedRegisters, from->ext.i386_regs, sizeof(to->ExtendedRegisters) );
}
xstate_from_server( xstate_from_context( to ), from );
return STATUS_SUCCESS;
}
/***********************************************************************
* NtSetContextThread (NTDLL.@)
* ZwSetContextThread (NTDLL.@)
@ -1179,9 +1014,7 @@ NTSTATUS WINAPI NtSetContextThread( HANDLE handle, const CONTEXT *context )
if (!self)
{
context_t server_context;
context_to_server( &server_context, context );
ret = set_thread_context( handle, &server_context, &self );
ret = set_thread_context( handle, context, &self, IMAGE_FILE_MACHINE_I386 );
if (ret || !self) return ret;
if (flags & CONTEXT_DEBUG_REGISTERS)
{
@ -1284,11 +1117,7 @@ NTSTATUS WINAPI NtGetContextThread( HANDLE handle, CONTEXT *context )
if (!self)
{
context_t server_context;
unsigned int server_flags = get_server_context_flags( context->ContextFlags );
if ((ret = get_thread_context( handle, &server_context, server_flags, &self ))) return ret;
if ((ret = context_from_server( context, &server_context ))) return ret;
if ((ret = get_thread_context( handle, context, &self, IMAGE_FILE_MACHINE_I386 ))) return ret;
needed_flags &= ~context->ContextFlags;
}

226
dlls/ntdll/unix/signal_x86_64.c
View File

@ -1612,221 +1612,6 @@ void signal_restore_full_cpu_context(void)
}
/***********************************************************************
* get_server_context_flags
*
* Convert CPU-specific flags to generic server flags
*/
static unsigned int get_server_context_flags( DWORD flags )
{
unsigned int ret = 0;
flags &= ~CONTEXT_AMD64; /* get rid of CPU id */
if (flags & CONTEXT_CONTROL) ret |= SERVER_CTX_CONTROL;
if (flags & CONTEXT_INTEGER) ret |= SERVER_CTX_INTEGER;
if (flags & CONTEXT_SEGMENTS) ret |= SERVER_CTX_SEGMENTS;
if (flags & CONTEXT_FLOATING_POINT) ret |= SERVER_CTX_FLOATING_POINT;
if (flags & CONTEXT_DEBUG_REGISTERS) ret |= SERVER_CTX_DEBUG_REGISTERS;
if (flags & CONTEXT_XSTATE) ret |= SERVER_CTX_YMM_REGISTERS;
return ret;
}
/***********************************************************************
* context_to_server
*
* Convert a register context to the server format.
*/
NTSTATUS context_to_server( context_t *to, const CONTEXT *from )
{
DWORD flags = from->ContextFlags & ~CONTEXT_AMD64; /* get rid of CPU id */
memset( to, 0, sizeof(*to) );
to->machine = IMAGE_FILE_MACHINE_AMD64;
if (flags & CONTEXT_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_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_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_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_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;
}
xstate_to_server( to, xstate_from_context( from ) );
return STATUS_SUCCESS;
}
/***********************************************************************
* context_from_server
*
* Convert a register context from the server format.
*/
NTSTATUS context_from_server( CONTEXT *to, const context_t *from )
{
if (from->machine == IMAGE_FILE_MACHINE_I386)
{
/* convert the WoW64 context */
to->ContextFlags = CONTEXT_AMD64;
if (from->flags & SERVER_CTX_CONTROL)
{
to->ContextFlags |= CONTEXT_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_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_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_FLOATING_POINT;
memset(&to->u.FltSave, 0, sizeof(to->u.FltSave));
}
if (from->flags & SERVER_CTX_DEBUG_REGISTERS)
{
to->ContextFlags |= CONTEXT_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 != IMAGE_FILE_MACHINE_AMD64) return STATUS_INVALID_PARAMETER;
to->ContextFlags = CONTEXT_AMD64 | (to->ContextFlags & 0x40);
if (from->flags & SERVER_CTX_CONTROL)
{
to->ContextFlags |= CONTEXT_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_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_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_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_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;
}
xstate_from_server( xstate_from_context( to ), from );
return STATUS_SUCCESS;
}
/***********************************************************************
* NtSetContextThread (NTDLL.@)
* ZwSetContextThread (NTDLL.@)
@ -1851,10 +1636,7 @@ NTSTATUS WINAPI NtSetContextThread( HANDLE handle, const CONTEXT *context )
if (!self)
{
context_t server_context;
context_to_server( &server_context, context );
ret = set_thread_context( handle, &server_context, &self );
ret = set_thread_context( handle, context, &self, IMAGE_FILE_MACHINE_AMD64 );
if (ret || !self) return ret;
if (flags & CONTEXT_DEBUG_REGISTERS)
{
@ -1951,11 +1733,7 @@ NTSTATUS WINAPI NtGetContextThread( HANDLE handle, CONTEXT *context )
if (!self)
{
context_t server_context;
unsigned int server_flags = get_server_context_flags( context->ContextFlags );
if ((ret = get_thread_context( handle, &server_context, server_flags, &self ))) return ret;
if ((ret = context_from_server( context, &server_context ))) return ret;
if ((ret = get_thread_context( handle, context, &self, IMAGE_FILE_MACHINE_AMD64 ))) return ret;
needed_flags &= ~context->ContextFlags;
}

818
dlls/ntdll/unix/thread.c
View File

@ -60,6 +60,7 @@
#endif
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "winternl.h"
@ -86,6 +87,629 @@ static inline int get_unix_exit_code( NTSTATUS 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.
*/
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.ymm_high_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.ymm_high_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.
*/
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.ymm_high_regs.ymm_high); i++)
{
if (!from->ymm.ymm_high_regs.ymm_high[i].low && !from->ymm.ymm_high_regs.ymm_high[i].high)
continue;
memcpy( &xs->YmmContext, &from->ymm.ymm_high_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.ymm_high_regs.ymm_high); i++)
{
if (!from->ymm.ymm_high_regs.ymm_high[i].low && !from->ymm.ymm_high_regs.ymm_high[i].high)
continue;
memcpy( &xs->YmmContext, &from->ymm.ymm_high_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
*/
@ -667,14 +1291,16 @@ NTSTATUS WINAPI NtQueueApcThread( HANDLE handle, PNTAPCFUNC func, ULONG_PTR arg1
/***********************************************************************
* set_thread_context
*/
NTSTATUS set_thread_context( HANDLE handle, const context_t *context, BOOL *self )
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, context, sizeof(*context) );
wine_server_add_data( req, &server_context, sizeof(server_context) );
ret = wine_server_call( req );
*self = reply->self;
}
@ -687,15 +1313,17 @@ NTSTATUS set_thread_context( HANDLE handle, const context_t *context, BOOL *self
/***********************************************************************
* get_thread_context
*/
NTSTATUS get_thread_context( HANDLE handle, context_t *context, unsigned int flags, BOOL *self )
NTSTATUS get_thread_context( HANDLE handle, void *context, BOOL *self, USHORT machine )
{
NTSTATUS ret;
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, context, sizeof(*context) );
wine_server_set_reply( req, &server_context, sizeof(server_context) );
ret = wine_server_call( req );
*self = reply->self;
handle = wine_server_ptr_handle( reply->handle );
@ -710,183 +1338,16 @@ NTSTATUS get_thread_context( HANDLE handle, context_t *context, unsigned int fla
{
req->handle = wine_server_obj_handle( handle );
req->flags = flags;
wine_server_set_reply( req, context, sizeof(*context) );
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;
}
#ifdef __x86_64__
/***********************************************************************
* wow64_get_server_context_flags
*/
static unsigned int wow64_get_server_context_flags( DWORD flags )
{
unsigned int ret = 0;
flags &= ~WOW64_CONTEXT_i386; /* get rid of CPU id */
if (flags & WOW64_CONTEXT_CONTROL) ret |= SERVER_CTX_CONTROL;
if (flags & WOW64_CONTEXT_INTEGER) ret |= SERVER_CTX_INTEGER;
if (flags & WOW64_CONTEXT_SEGMENTS) ret |= SERVER_CTX_SEGMENTS;
if (flags & WOW64_CONTEXT_FLOATING_POINT) ret |= SERVER_CTX_FLOATING_POINT;
if (flags & WOW64_CONTEXT_DEBUG_REGISTERS) ret |= SERVER_CTX_DEBUG_REGISTERS;
if (flags & WOW64_CONTEXT_EXTENDED_REGISTERS) ret |= SERVER_CTX_EXTENDED_REGISTERS;
return ret;
}
/***********************************************************************
* wow64_context_from_server
*/
static NTSTATUS wow64_context_from_server( WOW64_CONTEXT *to, const context_t *from )
{
if (from->machine != IMAGE_FILE_MACHINE_I386) return STATUS_INVALID_PARAMETER;
to->ContextFlags = WOW64_CONTEXT_i386 | (to->ContextFlags & 0x40);
if (from->flags & SERVER_CTX_CONTROL)
{
to->ContextFlags |= WOW64_CONTEXT_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 |= WOW64_CONTEXT_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 |= WOW64_CONTEXT_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 |= WOW64_CONTEXT_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 |= WOW64_CONTEXT_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 |= WOW64_CONTEXT_EXTENDED_REGISTERS;
memcpy( to->ExtendedRegisters, from->ext.i386_regs, sizeof(to->ExtendedRegisters) );
}
if ((to->ContextFlags & WOW64_CONTEXT_XSTATE) == WOW64_CONTEXT_XSTATE)
{
CONTEXT_EX *c_ex = (CONTEXT_EX *)(to + 1);
xstate_from_server( (XSTATE *)((BYTE *)c_ex + c_ex->XState.Offset), from );
}
return STATUS_SUCCESS;
}
/***********************************************************************
* wow64_context_to_server
*/
static void wow64_context_to_server( context_t *to, const WOW64_CONTEXT *from )
{
DWORD flags = from->ContextFlags & ~WOW64_CONTEXT_i386; /* get rid of CPU id */
memset( to, 0, sizeof(*to) );
to->machine = IMAGE_FILE_MACHINE_I386;
if (flags & WOW64_CONTEXT_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 & WOW64_CONTEXT_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 & WOW64_CONTEXT_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 & WOW64_CONTEXT_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 & WOW64_CONTEXT_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 & WOW64_CONTEXT_EXTENDED_REGISTERS)
{
to->flags |= SERVER_CTX_EXTENDED_REGISTERS;
memcpy( to->ext.i386_regs, from->ExtendedRegisters, sizeof(to->ext.i386_regs) );
}
if (flags & WOW64_CONTEXT_XSTATE)
{
CONTEXT_EX *c_ex = (CONTEXT_EX *)(from + 1);
xstate_to_server( to, (XSTATE *)((BYTE *)c_ex + c_ex->XState.Offset) );
}
}
#endif /* __x86_64__ */
BOOL get_thread_times(int unix_pid, int unix_tid, LARGE_INTEGER *kernel_time, LARGE_INTEGER *user_time)
{
#ifdef linux
@ -1217,14 +1678,9 @@ NTSTATUS WINAPI NtQueryInformationThread( HANDLE handle, THREADINFOCLASS class,
#ifdef __x86_64__
BOOL self;
WOW64_CONTEXT *context = data;
context_t server_context;
unsigned int server_flags;
if (length != sizeof(*context)) return STATUS_INFO_LENGTH_MISMATCH;
server_flags = wow64_get_server_context_flags( context->ContextFlags );
if ((status = get_thread_context( handle, &server_context, server_flags, &self ))) return status;
if (self) return STATUS_INVALID_PARAMETER;
status = wow64_context_from_server( context, &server_context );
if ((status = get_thread_context( handle, context, &self, IMAGE_FILE_MACHINE_I386 ))) return status;
if (ret_len && !status) *ret_len = sizeof(*context);
return status;
#else
@ -1417,11 +1873,9 @@ NTSTATUS WINAPI NtSetInformationThread( HANDLE handle, THREADINFOCLASS class,
#ifdef __x86_64__
BOOL self;
const WOW64_CONTEXT *context = data;
context_t server_context;
if (length != sizeof(*context)) return STATUS_INFO_LENGTH_MISMATCH;
wow64_context_to_server( &server_context, context );
return set_thread_context( handle, &server_context, &self );
return set_thread_context( handle, context, &self, IMAGE_FILE_MACHINE_I386 );
#else
return STATUS_INVALID_INFO_CLASS;
#endif

44
dlls/ntdll/unix/unix_private.h
View File

@ -177,15 +177,15 @@ extern int server_pipe( int fd[2] ) DECLSPEC_HIDDEN;
extern void set_thread_id( TEB *teb, DWORD pid, DWORD tid ) DECLSPEC_HIDDEN;
extern NTSTATUS init_thread_stack( TEB *teb, ULONG_PTR zero_bits, SIZE_T reserve_size,
SIZE_T commit_size, SIZE_T *pthread_size ) DECLSPEC_HIDDEN;
extern NTSTATUS context_to_server( context_t *to, const CONTEXT *from ) DECLSPEC_HIDDEN;
extern NTSTATUS context_from_server( CONTEXT *to, const context_t *from ) DECLSPEC_HIDDEN;
extern NTSTATUS context_to_server( context_t *to, const void *src, USHORT machine ) DECLSPEC_HIDDEN;
extern NTSTATUS context_from_server( void *dst, const context_t *from, USHORT machine ) DECLSPEC_HIDDEN;
extern void DECLSPEC_NORETURN abort_thread( int status ) DECLSPEC_HIDDEN;
extern void DECLSPEC_NORETURN abort_process( int status ) DECLSPEC_HIDDEN;
extern void DECLSPEC_NORETURN exit_process( int status ) DECLSPEC_HIDDEN;
extern void wait_suspend( CONTEXT *context ) DECLSPEC_HIDDEN;
extern NTSTATUS send_debug_event( EXCEPTION_RECORD *rec, CONTEXT *context, BOOL first_chance ) DECLSPEC_HIDDEN;
extern NTSTATUS set_thread_context( HANDLE handle, const context_t *context, BOOL *self ) DECLSPEC_HIDDEN;
extern NTSTATUS get_thread_context( HANDLE handle, context_t *context, unsigned int flags, BOOL *self ) DECLSPEC_HIDDEN;
extern NTSTATUS set_thread_context( HANDLE handle, const void *context, BOOL *self, USHORT machine ) DECLSPEC_HIDDEN;
extern NTSTATUS get_thread_context( HANDLE handle, void *context, BOOL *self, USHORT machine ) DECLSPEC_HIDDEN;
extern NTSTATUS alloc_object_attributes( const OBJECT_ATTRIBUTES *attr, struct object_attributes **ret,
data_size_t *ret_len ) DECLSPEC_HIDDEN;
@ -358,42 +358,6 @@ static inline void context_init_xstate( CONTEXT *context, void *xstate_buffer )
context->ContextFlags |= 0x40;
}
static inline void xstate_to_server( context_t *to, const XSTATE *xs )
{
if (!xs)
return;
to->flags |= SERVER_CTX_YMM_REGISTERS;
if (xs->Mask & 4)
memcpy(&to->ymm.ymm_high_regs.ymm_high, &xs->YmmContext, sizeof(xs->YmmContext));
else
memset(&to->ymm.ymm_high_regs.ymm_high, 0, sizeof(xs->YmmContext));
}
static inline void xstate_from_server_( XSTATE *xs, const context_t *from, BOOL compaction_enabled)
{
if (!xs)
return;
xs->Mask = 0;
xs->CompactionMask = compaction_enabled ? 0x8000000000000004 : 0;
if (from->flags & SERVER_CTX_YMM_REGISTERS)
{
unsigned long *src = (unsigned long *)&from->ymm.ymm_high_regs.ymm_high;
unsigned int i;
for (i = 0; i < sizeof(xs->YmmContext) / sizeof(unsigned long); ++i)
if (src[i])
{
memcpy( &xs->YmmContext, &from->ymm.ymm_high_regs.ymm_high, sizeof(xs->YmmContext) );
xs->Mask = 4;
break;
}
}
}
#define xstate_from_server( xs, from ) xstate_from_server_( xs, from, user_shared_data->XState.CompactionEnabled )
#else
static inline XSTATE *xstate_from_context( const CONTEXT *context )
{