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server: Implement server-side completion queues and operations on them.

This commit is contained in:
Andrey Turkin 2007-09-18 00:00:45 +04:00 committed by Alexandre Julliard
parent edac40ad3c
commit 477582401b
7 changed files with 587 additions and 14 deletions
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123
dlls/ntdll/sync.c
View File

@ -1008,9 +1008,28 @@ NTSTATUS WINAPI NtDelayExecution( BOOLEAN alertable, const LARGE_INTEGER *timeou
NTSTATUS WINAPI NtCreateIoCompletion( PHANDLE CompletionPort, ACCESS_MASK DesiredAccess,
POBJECT_ATTRIBUTES ObjectAttributes, ULONG NumberOfConcurrentThreads )
{
FIXME("(%p, %x, %p, %d)\n", CompletionPort, DesiredAccess,
NTSTATUS status;
TRACE("(%p, %x, %p, %d)\n", CompletionPort, DesiredAccess,
ObjectAttributes, NumberOfConcurrentThreads);
return STATUS_NOT_IMPLEMENTED;
if (!CompletionPort)
return STATUS_INVALID_PARAMETER;
SERVER_START_REQ( create_completion )
{
req->access = DesiredAccess;
req->attributes = ObjectAttributes ? ObjectAttributes->Attributes : 0;
req->rootdir = ObjectAttributes ? ObjectAttributes->RootDirectory : NULL;
req->concurrent = NumberOfConcurrentThreads;
if (ObjectAttributes && ObjectAttributes->ObjectName)
wine_server_add_data( req, ObjectAttributes->ObjectName->Buffer,
ObjectAttributes->ObjectName->Length );
if (!(status = wine_server_call( req )))
*CompletionPort = reply->handle;
}
SERVER_END_REQ;
return status;
}
/******************************************************************
@ -1028,11 +1047,24 @@ NTSTATUS WINAPI NtCreateIoCompletion( PHANDLE CompletionPort, ACCESS_MASK Desire
*/
NTSTATUS WINAPI NtSetIoCompletion( HANDLE CompletionPort, ULONG_PTR CompletionKey,
ULONG_PTR CompletionValue, NTSTATUS Status,
ULONG NumberOfBytesToTransfer )
ULONG NumberOfBytesTransferred )
{
FIXME("(%p, %lx, %lx, %x, %d)\n", CompletionPort, CompletionKey,
CompletionValue, Status, NumberOfBytesToTransfer);
return STATUS_NOT_IMPLEMENTED;
NTSTATUS status;
TRACE("(%p, %lx, %lx, %x, %d)\n", CompletionPort, CompletionKey,
CompletionValue, Status, NumberOfBytesTransferred);
SERVER_START_REQ( add_completion )
{
req->handle = CompletionPort;
req->ckey = CompletionKey;
req->cvalue = CompletionValue;
req->status = Status;
req->information = NumberOfBytesTransferred;
status = wine_server_call( req );
}
SERVER_END_REQ;
return status;
}
/******************************************************************
@ -1053,9 +1085,31 @@ NTSTATUS WINAPI NtRemoveIoCompletion( HANDLE CompletionPort, PULONG_PTR Completi
PULONG_PTR CompletionValue, PIO_STATUS_BLOCK iosb,
PLARGE_INTEGER WaitTime )
{
FIXME("(%p, %p, %p, %p, %p)\n", CompletionPort, CompletionKey,
NTSTATUS status;
TRACE("(%p, %p, %p, %p, %p)\n", CompletionPort, CompletionKey,
CompletionValue, iosb, WaitTime);
return STATUS_NOT_IMPLEMENTED;
for(;;)
{
SERVER_START_REQ( remove_completion )
{
req->handle = CompletionPort;
if (!(status = wine_server_call( req )))
{
*CompletionKey = reply->ckey;
*CompletionValue = reply->cvalue;
iosb->Information = reply->information;
iosb->u.Status = reply->status;
}
}
SERVER_END_REQ;
if (status != STATUS_PENDING) break;
status = NtWaitForSingleObject( CompletionPort, FALSE, WaitTime );
if (status != WAIT_OBJECT_0) break;
}
return status;
}
/******************************************************************
@ -1073,8 +1127,24 @@ NTSTATUS WINAPI NtRemoveIoCompletion( HANDLE CompletionPort, PULONG_PTR Completi
NTSTATUS WINAPI NtOpenIoCompletion( PHANDLE CompletionPort, ACCESS_MASK DesiredAccess,
POBJECT_ATTRIBUTES ObjectAttributes )
{
FIXME("(%p, 0x%x, %p)\n", CompletionPort, DesiredAccess, ObjectAttributes);
return STATUS_NOT_IMPLEMENTED;
NTSTATUS status;
TRACE("(%p, 0x%x, %p)\n", CompletionPort, DesiredAccess, ObjectAttributes);
if (!CompletionPort || !ObjectAttributes || !ObjectAttributes->ObjectName)
return STATUS_INVALID_PARAMETER;
SERVER_START_REQ( open_completion )
{
req->access = DesiredAccess;
req->rootdir = ObjectAttributes->RootDirectory;
wine_server_add_data( req, ObjectAttributes->ObjectName->Buffer,
ObjectAttributes->ObjectName->Length );
if (!(status = wine_server_call( req )))
*CompletionPort = reply->handle;
}
SERVER_END_REQ;
return status;
}
/******************************************************************
@ -1094,7 +1164,36 @@ NTSTATUS WINAPI NtOpenIoCompletion( PHANDLE CompletionPort, ACCESS_MASK DesiredA
NTSTATUS WINAPI NtQueryIoCompletion( HANDLE CompletionPort, IO_COMPLETION_INFORMATION_CLASS InformationClass,
PVOID CompletionInformation, ULONG BufferLength, PULONG RequiredLength )
{
FIXME("(%p, %d, %p, 0x%x, %p)\n", CompletionPort, InformationClass, CompletionInformation,
NTSTATUS status;
TRACE("(%p, %d, %p, 0x%x, %p)\n", CompletionPort, InformationClass, CompletionInformation,
BufferLength, RequiredLength);
return STATUS_NOT_IMPLEMENTED;
if (!CompletionInformation) return STATUS_INVALID_PARAMETER;
switch( InformationClass )
{
case IoCompletionBasicInformation:
{
ULONG *info = (ULONG *)CompletionInformation;
if (RequiredLength) *RequiredLength = sizeof(*info);
if (BufferLength != sizeof(*info))
status = STATUS_INFO_LENGTH_MISMATCH;
else
{
SERVER_START_REQ( query_completion )
{
req->handle = CompletionPort;
if (!(status = wine_server_call( req )))
*info = reply->depth;
}
SERVER_END_REQ;
}
}
break;
default:
status = STATUS_INVALID_PARAMETER;
break;
}
return status;
}

95
include/wine/server_protocol.h
View File

@ -4078,6 +4078,84 @@ struct get_token_statistics_reply
};
struct create_completion_request
{
struct request_header __header;
unsigned int access;
unsigned int attributes;
unsigned int concurrent;
obj_handle_t rootdir;
/* VARARG(filename,string); */
};
struct create_completion_reply
{
struct reply_header __header;
obj_handle_t handle;
};
struct open_completion_request
{
struct request_header __header;
unsigned int access;
unsigned int attributes;
obj_handle_t rootdir;
/* VARARG(filename,string); */
};
struct open_completion_reply
{
struct reply_header __header;
obj_handle_t handle;
};
struct add_completion_request
{
struct request_header __header;
obj_handle_t handle;
unsigned long ckey;
unsigned long cvalue;
unsigned long information;
unsigned int status;
};
struct add_completion_reply
{
struct reply_header __header;
};
struct remove_completion_request
{
struct request_header __header;
obj_handle_t handle;
};
struct remove_completion_reply
{
struct reply_header __header;
unsigned long ckey;
unsigned long cvalue;
unsigned long information;
unsigned int status;
};
struct query_completion_request
{
struct request_header __header;
obj_handle_t handle;
};
struct query_completion_reply
{
struct reply_header __header;
unsigned int depth;
};
enum request
{
REQ_new_process,
@ -4300,6 +4378,11 @@ enum request
REQ_get_next_device_request,
REQ_make_process_system,
REQ_get_token_statistics,
REQ_create_completion,
REQ_open_completion,
REQ_add_completion,
REQ_remove_completion,
REQ_query_completion,
REQ_NB_REQUESTS
};
@ -4527,6 +4610,11 @@ union generic_request
struct get_next_device_request_request get_next_device_request_request;
struct make_process_system_request make_process_system_request;
struct get_token_statistics_request get_token_statistics_request;
struct create_completion_request create_completion_request;
struct open_completion_request open_completion_request;
struct add_completion_request add_completion_request;
struct remove_completion_request remove_completion_request;
struct query_completion_request query_completion_request;
};
union generic_reply
{
@ -4752,8 +4840,13 @@ union generic_reply
struct get_next_device_request_reply get_next_device_request_reply;
struct make_process_system_reply make_process_system_reply;
struct get_token_statistics_reply get_token_statistics_reply;
struct create_completion_reply create_completion_reply;
struct open_completion_reply open_completion_reply;
struct add_completion_reply add_completion_reply;
struct remove_completion_reply remove_completion_reply;
struct query_completion_reply query_completion_reply;
};
#define SERVER_PROTOCOL_VERSION 313
#define SERVER_PROTOCOL_VERSION 314
#endif /* __WINE_WINE_SERVER_PROTOCOL_H */

1
server/Makefile.in
View File

@ -12,6 +12,7 @@ C_SRCS = \
change.c \
class.c \
clipboard.c \
completion.c \
console.c \
context_alpha.c \
context_i386.c \

242
server/completion.c Normal file
View File

@ -0,0 +1,242 @@
/*
* Server-side IO completion ports implementation
*
* Copyright (C) 2007 Andrey Turkin
*
* 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
*
*/
/* FIXMEs:
* - built-in wait queues used which means:
* + threads are awaken FIFO and not LIFO as native does
* + "max concurrent active threads" parameter not used
* + completion handle is waitable, while native isn't
*/
#include "config.h"
#include "wine/port.h"
#include <stdio.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winternl.h"
#include "wine/unicode.h"
#include "object.h"
#include "handle.h"
#include "request.h"
struct completion
{
struct object obj;
struct list queue;
unsigned int depth;
};
static void completion_dump( struct object*, int );
static void completion_destroy( struct object * );
static int completion_signaled( struct object *obj, struct thread *thread );
static const struct object_ops completion_ops =
{
sizeof(struct completion), /* size */
completion_dump, /* dump */
add_queue, /* add_queue */
remove_queue, /* remove_queue */
completion_signaled, /* signaled */
no_satisfied, /* satisfied */
no_signal, /* signal */
no_get_fd, /* get_fd */
no_map_access, /* map_access */
no_lookup_name, /* lookup_name */
no_open_file, /* open_file */
no_close_handle, /* close_handle */
completion_destroy /* destroy */
};
struct comp_msg
{
struct list queue_entry;
unsigned long ckey;
unsigned long cvalue;
unsigned long information;
unsigned int status;
};
static void completion_destroy( struct object *obj)
{
struct completion *completion = (struct completion *) obj;
struct comp_msg *tmp, *next;
LIST_FOR_EACH_ENTRY_SAFE( tmp, next, &completion->queue, struct comp_msg, queue_entry )
{
free( tmp );
}
}
static void completion_dump( struct object *obj, int verbose )
{
struct completion *completion = (struct completion *) obj;
assert( obj->ops == &completion_ops );
fprintf( stderr, "Completion " );
dump_object_name( &completion->obj );
fprintf( stderr, " (%u packets pending)\n", completion->depth );
}
static int completion_signaled( struct object *obj, struct thread *thread )
{
struct completion *completion = (struct completion *)obj;
return !list_empty( &completion->queue );
}
static struct completion *create_completion( struct directory *root, const struct unicode_str *name, unsigned int attr, unsigned int concurrent )
{
struct completion *completion;
if ((completion = create_named_object_dir( root, name, attr, &completion_ops )))
{
if (get_error() != STATUS_OBJECT_NAME_EXISTS)
{
list_init( &completion->queue );
completion->depth = 0;
}
}
return completion;
}
static struct completion *get_completion_obj( struct process *process, obj_handle_t handle, unsigned int access )
{
return (struct completion *) get_handle_obj( process, handle, access, &completion_ops );
}
static void add_completion( struct completion *completion, unsigned long ckey, unsigned long cvalue, unsigned int status, unsigned long information )
{
struct comp_msg *msg = mem_alloc( sizeof( *msg ) );
if (!msg)
return;
msg->ckey = ckey;
msg->cvalue = cvalue;
msg->status = status;
msg->information = information;
list_add_tail( &completion->queue, &msg->queue_entry );
completion->depth++;
wake_up( &completion->obj, 1 );
}
/* create a completion */
DECL_HANDLER(create_completion)
{
struct completion *completion;
struct unicode_str name;
struct directory *root = NULL;
reply->handle = 0;
get_req_unicode_str( &name );
if (req->rootdir && !(root = get_directory_obj( current->process, req->rootdir, 0 )))
return;
if ( (completion = create_completion( root, &name, req->attributes, req->concurrent )) != NULL )
{
reply->handle = alloc_handle( current->process, completion, req->access, req->attributes );
release_object( completion );
}
if (root) release_object( root );
}
/* open a completion */
DECL_HANDLER(open_completion)
{
struct completion *completion;
struct unicode_str name;
struct directory *root = NULL;
reply->handle = 0;
get_req_unicode_str( &name );
if (req->rootdir && !(root = get_directory_obj( current->process, req->rootdir, 0 )))
return;
if ( (completion = open_object_dir( root, &name, req->attributes, &completion_ops )) != NULL )
{
reply->handle = alloc_handle( current->process, completion, req->access, req->attributes );
release_object( completion );
}
if (root) release_object( root );
}
/* add completion to completion port */
DECL_HANDLER(add_completion)
{
struct completion* completion = get_completion_obj( current->process, req->handle, IO_COMPLETION_MODIFY_STATE );
if (!completion) return;
add_completion( completion, req->ckey, req->cvalue, req->status, req->information );
release_object( completion );
}
/* get completion from completion port */
DECL_HANDLER(remove_completion)
{
struct completion* completion = get_completion_obj( current->process, req->handle, IO_COMPLETION_MODIFY_STATE );
struct list *entry;
struct comp_msg *msg;
if (!completion) return;
entry = list_head( &completion->queue );
if (!entry)
set_error( STATUS_PENDING );
else
{
list_remove( entry );
completion->depth--;
msg = LIST_ENTRY( entry, struct comp_msg, queue_entry );
reply->ckey = msg->ckey;
reply->cvalue = msg->cvalue;
reply->status = msg->status;
reply->information = msg->information;
free( msg );
}
release_object( completion );
}
/* get queue depth for completion port */
DECL_HANDLER(query_completion)
{
struct completion* completion = get_completion_obj( current->process, req->handle, IO_COMPLETION_QUERY_STATE );
if (!completion) return;
reply->depth = completion->depth;
release_object( completion );
}

52
server/protocol.def
View File

@ -2931,3 +2931,55 @@ enum message_type
int group_count; /* the number of groups the token is a member of */
int privilege_count; /* the number of privileges the token has */
@END
/* Create I/O completion port */
@REQ(create_completion)
unsigned int access; /* desired access to a port */
unsigned int attributes; /* object attributes */
unsigned int concurrent; /* max number of concurrent active threads */
obj_handle_t rootdir; /* root directory */
VARARG(filename,string); /* port name */
@REPLY
obj_handle_t handle; /* port handle */
@END
/* Open I/O completion port */
@REQ(open_completion)
unsigned int access; /* desired access to a port */
unsigned int attributes; /* object attributes */
obj_handle_t rootdir; /* root directory */
VARARG(filename,string); /* port name */
@REPLY
obj_handle_t handle; /* port handle */
@END
/* add completion to completion port */
@REQ(add_completion)
obj_handle_t handle; /* port handle */
unsigned long ckey; /* completion key */
unsigned long cvalue; /* completion value */
unsigned long information; /* IO_STATUS_BLOCK Information */
unsigned int status; /* completion result */
@END
/* get completion from completion port queue */
@REQ(remove_completion)
obj_handle_t handle; /* port handle */
@REPLY
unsigned long ckey; /* completion key */
unsigned long cvalue; /* completion value */
unsigned long information; /* IO_STATUS_BLOCK Information */
unsigned int status; /* completion result */
@END
/* get completion queue depth */
@REQ(query_completion)
obj_handle_t handle; /* port handle */
@REPLY
unsigned int depth; /* completion queue depth */
@END

10
server/request.h
View File

@ -330,6 +330,11 @@ DECL_HANDLER(delete_device);
DECL_HANDLER(get_next_device_request);
DECL_HANDLER(make_process_system);
DECL_HANDLER(get_token_statistics);
DECL_HANDLER(create_completion);
DECL_HANDLER(open_completion);
DECL_HANDLER(add_completion);
DECL_HANDLER(remove_completion);
DECL_HANDLER(query_completion);
#ifdef WANT_REQUEST_HANDLERS
@ -556,6 +561,11 @@ static const req_handler req_handlers[REQ_NB_REQUESTS] =
(req_handler)req_get_next_device_request,
(req_handler)req_make_process_system,
(req_handler)req_get_token_statistics,
(req_handler)req_create_completion,
(req_handler)req_open_completion,
(req_handler)req_add_completion,
(req_handler)req_remove_completion,
(req_handler)req_query_completion,
};
#endif /* WANT_REQUEST_HANDLERS */

76
server/trace.c
View File

@ -3567,6 +3567,67 @@ static void dump_get_token_statistics_reply( const struct get_token_statistics_r
fprintf( stderr, " privilege_count=%d", req->privilege_count );
}
static void dump_create_completion_request( const struct create_completion_request *req )
{
fprintf( stderr, " access=%08x,", req->access );
fprintf( stderr, " attributes=%08x,", req->attributes );
fprintf( stderr, " concurrent=%08x,", req->concurrent );
fprintf( stderr, " rootdir=%p,", req->rootdir );
fprintf( stderr, " filename=" );
dump_varargs_string( cur_size );
}
static void dump_create_completion_reply( const struct create_completion_reply *req )
{
fprintf( stderr, " handle=%p", req->handle );
}
static void dump_open_completion_request( const struct open_completion_request *req )
{
fprintf( stderr, " access=%08x,", req->access );
fprintf( stderr, " attributes=%08x,", req->attributes );
fprintf( stderr, " rootdir=%p,", req->rootdir );
fprintf( stderr, " filename=" );
dump_varargs_string( cur_size );
}
static void dump_open_completion_reply( const struct open_completion_reply *req )
{
fprintf( stderr, " handle=%p", req->handle );
}
static void dump_add_completion_request( const struct add_completion_request *req )
{
fprintf( stderr, " handle=%p,", req->handle );
fprintf( stderr, " ckey=%lx,", req->ckey );
fprintf( stderr, " cvalue=%lx,", req->cvalue );
fprintf( stderr, " information=%lx,", req->information );
fprintf( stderr, " status=%08x", req->status );
}
static void dump_remove_completion_request( const struct remove_completion_request *req )
{
fprintf( stderr, " handle=%p", req->handle );
}
static void dump_remove_completion_reply( const struct remove_completion_reply *req )
{
fprintf( stderr, " ckey=%lx,", req->ckey );
fprintf( stderr, " cvalue=%lx,", req->cvalue );
fprintf( stderr, " information=%lx,", req->information );
fprintf( stderr, " status=%08x", req->status );
}
static void dump_query_completion_request( const struct query_completion_request *req )
{
fprintf( stderr, " handle=%p", req->handle );
}
static void dump_query_completion_reply( const struct query_completion_reply *req )
{
fprintf( stderr, " depth=%08x", req->depth );
}
static const dump_func req_dumpers[REQ_NB_REQUESTS] = {
(dump_func)dump_new_process_request,
(dump_func)dump_get_new_process_info_request,
@ -3788,6 +3849,11 @@ static const dump_func req_dumpers[REQ_NB_REQUESTS] = {
(dump_func)dump_get_next_device_request_request,
(dump_func)dump_make_process_system_request,
(dump_func)dump_get_token_statistics_request,
(dump_func)dump_create_completion_request,
(dump_func)dump_open_completion_request,
(dump_func)dump_add_completion_request,
(dump_func)dump_remove_completion_request,
(dump_func)dump_query_completion_request,
};
static const dump_func reply_dumpers[REQ_NB_REQUESTS] = {
@ -4011,6 +4077,11 @@ static const dump_func reply_dumpers[REQ_NB_REQUESTS] = {
(dump_func)dump_get_next_device_request_reply,
(dump_func)dump_make_process_system_reply,
(dump_func)dump_get_token_statistics_reply,
(dump_func)dump_create_completion_reply,
(dump_func)dump_open_completion_reply,
(dump_func)0,
(dump_func)dump_remove_completion_reply,
(dump_func)dump_query_completion_reply,
};
static const char * const req_names[REQ_NB_REQUESTS] = {
@ -4234,6 +4305,11 @@ static const char * const req_names[REQ_NB_REQUESTS] = {
"get_next_device_request",
"make_process_system",
"get_token_statistics",
"create_completion",
"open_completion",
"add_completion",
"remove_completion",
"query_completion",
};
static const struct