ReceiveTempSMS
/
Sweden-Number
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Added socket interface to wineserver.

This commit is contained in:
Ove Kaaven 1999-10-13 16:05:37 +00:00 committed by Alexandre Julliard
parent 448b34a088
commit 019211f864
6 changed files with 654 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

59
include/server.h
View File

@ -463,6 +463,60 @@ struct create_pipe_request
};
/* Create a socket */
struct create_socket_request
{
IN unsigned int access; /* wanted access rights */
IN int inherit; /* inherit flag */
IN int family; /* family, see socket manpage */
IN int type; /* type, see socket manpage */
IN int protocol; /* protocol, see socket manpage */
OUT int handle; /* handle to the new socket */
};
/* Accept a socket */
struct accept_socket_request
{
IN int lhandle; /* handle to the listening socket */
IN unsigned int access; /* wanted access rights */
IN int inherit; /* inherit flag */
OUT int handle; /* handle to the new socket */
};
/* Set socket event parameters */
struct set_socket_event_request
{
IN int handle; /* handle to the socket */
IN unsigned int mask; /* event mask */
IN int event; /* event object */
};
/* Get socket event parameters */
struct get_socket_event_request
{
IN int handle; /* handle to the socket */
IN int service; /* clear pending? */
IN int s_event; /* "expected" event object */
OUT unsigned int mask; /* event mask */
OUT unsigned int pmask; /* pending events */
OUT unsigned int state; /* status bits */
OUT int errors[1]; /* event errors */
};
/* Reenable pending socket events */
struct enable_socket_event_request
{
IN int handle; /* handle to the socket */
IN unsigned int mask; /* events to re-enable */
IN unsigned int sstate; /* status bits to set */
IN unsigned int cstate; /* status bits to clear */
};
/* Allocate a console for the current process */
struct alloc_console_request
{
@ -794,6 +848,11 @@ enum request
REQ_LOCK_FILE,
REQ_UNLOCK_FILE,
REQ_CREATE_PIPE,
REQ_CREATE_SOCKET,
REQ_ACCEPT_SOCKET,
REQ_SET_SOCKET_EVENT,
REQ_GET_SOCKET_EVENT,
REQ_ENABLE_SOCKET_EVENT,
REQ_ALLOC_CONSOLE,
REQ_FREE_CONSOLE,
REQ_OPEN_CONSOLE,

1
include/winsock.h
View File

@ -282,6 +282,7 @@ typedef struct WSAData {
#define WS_FD_INACTIVE 0x20000000
#define WS_FD_CONNECTED 0x40000000
#define WS_FD_RAW 0x80000000
#define WS_FD_NONBLOCKING 0x01000000
#define WS_FD_INTERNAL 0xFFFF0000
/*

1
server/Makefile.in
View File

@ -22,6 +22,7 @@ C_SRCS = \
snapshot.c \
select.c \
semaphore.c \
sock.c \
socket.c \
thread.c \
trace.c

10
server/request.h
View File

@ -105,6 +105,11 @@ DECL_HANDLER(get_file_info);
DECL_HANDLER(lock_file);
DECL_HANDLER(unlock_file);
DECL_HANDLER(create_pipe);
DECL_HANDLER(create_socket);
DECL_HANDLER(accept_socket);
DECL_HANDLER(set_socket_event);
DECL_HANDLER(get_socket_event);
DECL_HANDLER(enable_socket_event);
DECL_HANDLER(alloc_console);
DECL_HANDLER(free_console);
DECL_HANDLER(open_console);
@ -177,6 +182,11 @@ static const struct handler {
{ (void(*)())req_lock_file, sizeof(struct lock_file_request) },
{ (void(*)())req_unlock_file, sizeof(struct unlock_file_request) },
{ (void(*)())req_create_pipe, sizeof(struct create_pipe_request) },
{ (void(*)())req_create_socket, sizeof(struct create_socket_request) },
{ (void(*)())req_accept_socket, sizeof(struct accept_socket_request) },
{ (void(*)())req_set_socket_event, sizeof(struct set_socket_event_request) },
{ (void(*)())req_get_socket_event, sizeof(struct get_socket_event_request) },
{ (void(*)())req_enable_socket_event, sizeof(struct enable_socket_event_request) },
{ (void(*)())req_alloc_console, sizeof(struct alloc_console_request) },
{ (void(*)())req_free_console, sizeof(struct free_console_request) },
{ (void(*)())req_open_console, sizeof(struct open_console_request) },

502
server/sock.c Normal file
View File

@ -0,0 +1,502 @@
/*
* Server-side socket management
*
* Copyright (C) 1999 Marcus Meissner, Ove Kåven
*
* FIXME: we use read|write access in all cases. Shouldn't we depend that
* on the access of the current handle?
*/
#include <assert.h>
#include <fcntl.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <sys/errno.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <time.h>
#include <unistd.h>
#include "winerror.h"
#include "winbase.h"
#include "winsock2.h"
#include "process.h"
#include "handle.h"
#include "thread.h"
#include "request.h"
struct sock
{
struct object obj; /* object header */
struct select_user select; /* select user */
unsigned int state; /* status bits */
unsigned int mask; /* event mask */
unsigned int hmask; /* held (blocked) events */
unsigned int pmask; /* pending events */
struct event *event; /* event object */
int errors[FD_MAX_EVENTS]; /* event errors */
};
static void sock_dump( struct object *obj, int verbose );
static int sock_add_queue( struct object *obj, struct wait_queue_entry *entry );
static void sock_remove_queue( struct object *obj, struct wait_queue_entry *entry );
static int sock_signaled( struct object *obj, struct thread *thread );
static int sock_get_fd( struct object *obj );
static void sock_destroy( struct object *obj );
static void sock_set_error(void);
static const struct object_ops sock_ops =
{
sizeof(struct sock),
sock_dump,
sock_add_queue,
sock_remove_queue,
sock_signaled,
no_satisfied,
sock_get_fd,
sock_get_fd,
no_flush,
no_get_file_info,
sock_destroy
};
static int sock_event( struct sock *sock )
{
unsigned int mask = sock->mask & sock->state & ~sock->hmask;
int ev = EXCEPT_EVENT;
if (sock->state & WS_FD_CONNECT)
/* connecting, wait for writable */
return WRITE_EVENT | EXCEPT_EVENT;
if (sock->state & WS_FD_LISTENING)
/* listening, wait for readable */
return ((sock->hmask & FD_ACCEPT) ? 0 : READ_EVENT) | EXCEPT_EVENT;
if (mask & FD_READ) ev |= READ_EVENT;
if (mask & FD_WRITE) ev |= WRITE_EVENT;
return ev;
}
static void sock_reselect( struct sock *sock )
{
set_select_events( &sock->select, sock_event( sock ) );
}
inline static int sock_error(int s)
{
unsigned int optval, optlen;
optlen = sizeof(optval);
getsockopt(s, SOL_SOCKET, SO_ERROR, (void *) &optval, &optlen);
return optval;
}
static void sock_select_event( int event, void *private )
{
struct sock *sock = (struct sock *)private;
unsigned int emask;
assert( sock->obj.ops == &sock_ops );
if (sock->state & WS_FD_CONNECT)
{
/* connecting */
if (event & WRITE_EVENT)
{
/* we got connected */
sock->state |= WS_FD_CONNECTED|WS_FD_READ|WS_FD_WRITE;
sock->state &= ~WS_FD_CONNECT;
sock->pmask |= FD_CONNECT;
sock->errors[FD_CONNECT_BIT] = 0;
}
else if (event & EXCEPT_EVENT)
{
/* we didn't get connected? */
sock->state &= ~WS_FD_CONNECT;
sock->pmask |= FD_CONNECT;
sock->errors[FD_CONNECT_BIT] = sock_error( sock->select.fd );
}
} else
if (sock->state & WS_FD_LISTENING)
{
/* listening */
if (event & READ_EVENT)
{
/* incoming connection */
sock->pmask |= FD_ACCEPT;
sock->errors[FD_ACCEPT_BIT] = 0;
sock->hmask |= FD_ACCEPT;
}
else if (event & EXCEPT_EVENT)
{
/* failed incoming connection? */
sock->pmask |= FD_ACCEPT;
sock->errors[FD_ACCEPT_BIT] = sock_error( sock->select.fd );
sock->hmask |= FD_ACCEPT;
}
} else
{
/* normal data flow */
if (event & READ_EVENT)
{
/* make sure there's data here */
int bytes = 0;
ioctl(sock->select.fd, FIONREAD, (char*)&bytes);
if (bytes)
{
/* incoming data */
sock->pmask |= FD_READ;
sock->hmask |= FD_READ;
sock->errors[FD_READ_BIT] = 0;
}
else
{
/* 0 bytes readable == socket closed cleanly */
sock->state &= ~(WS_FD_CONNECTED|WS_FD_READ|WS_FD_WRITE);
sock->pmask |= FD_CLOSE;
sock->errors[FD_CLOSE_BIT] = 0;
}
}
if (event & WRITE_EVENT)
{
sock->pmask |= FD_WRITE;
sock->hmask |= FD_WRITE;
sock->errors[FD_WRITE_BIT] = 0;
}
if (event & EXCEPT_EVENT)
{
sock->errors[FD_CLOSE_BIT] = sock_error( sock->select.fd );
if (sock->errors[FD_CLOSE_BIT])
{
/* we got an error, socket closing? */
sock->state &= ~(WS_FD_CONNECTED|WS_FD_READ|WS_FD_WRITE);
sock->pmask |= FD_CLOSE;
}
else
{
/* no error, OOB data? */
sock->pmask |= FD_OOB;
sock->hmask |= FD_OOB;
}
}
}
sock_reselect( sock );
/* wake up anyone waiting for whatever just happened */
emask = sock->pmask & sock->mask;
if (emask && sock->event)
set_event(sock->event);
/* if anyone is stupid enough to wait on the socket object itself,
* maybe we should wake them up too, just in case? */
wake_up( &sock->obj, 0 );
}
static void sock_dump( struct object *obj, int verbose )
{
struct sock *sock = (struct sock *)obj;
assert( obj->ops == &sock_ops );
printf( "Socket fd=%d\n", sock->select.fd );
}
static int sock_add_queue( struct object *obj, struct wait_queue_entry *entry )
{
/* struct sock *sock = (struct sock *)obj; */
assert( obj->ops == &sock_ops );
add_queue( obj, entry );
return 1;
}
static void sock_remove_queue( struct object *obj, struct wait_queue_entry *entry )
{
/* struct sock *sock = (struct sock *)grab_object(obj); */
assert( obj->ops == &sock_ops );
remove_queue( obj, entry );
release_object( obj );
}
static int sock_signaled( struct object *obj, struct thread *thread )
{
struct sock *sock = (struct sock *)obj;
assert( obj->ops == &sock_ops );
return check_select_events( &sock->select, sock_event( sock ) );
}
static int sock_get_fd( struct object *obj )
{
struct sock *sock = (struct sock *)obj;
int fd;
assert( obj->ops == &sock_ops );
fd = dup( sock->select.fd );
if (fd==-1)
sock_set_error();
return fd;
}
static void sock_destroy( struct object *obj )
{
struct sock *sock = (struct sock *)obj;
assert( obj->ops == &sock_ops );
unregister_select_user( &sock->select );
/* FIXME: special socket shutdown stuff? */
close( sock->select.fd );
if (sock->event)
{
/* if the service thread was waiting for the event object,
* we should now signal it, to let the service thread
* object detect that it is now orphaned... */
set_event( sock->event );
/* we're through with it */
release_object( sock->event );
}
free( sock );
}
/* create a new and unconnected socket */
static struct object *create_socket( int family, int type, int protocol )
{
struct sock *sock;
if (!(sock = alloc_object( &sock_ops )))
return NULL;
sock->select.fd = socket(family,type,protocol);
sock->select.func = sock_select_event;
sock->select.private = sock;
sock->state = (type!=SOCK_STREAM) ? WS_FD_READ|WS_FD_WRITE : 0;
sock->mask = 0;
sock->hmask = 0;
sock->pmask = 0;
sock->event = NULL;
fprintf(stderr,"socket(%d,%d,%d)=%d\n",family,type,protocol,sock->select.fd);
fcntl(sock->select.fd, F_SETFL, O_NONBLOCK); /* make socket nonblocking */
register_select_user( &sock->select );
clear_error();
return &sock->obj;
}
/* accept a socket (creates a new fd) */
static struct object *accept_socket( int handle )
{
struct sock *acceptsock;
struct sock *sock;
int acceptfd;
struct sockaddr saddr;
int slen;
sock=(struct sock*)get_handle_obj(current->process,handle,
GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE,&sock_ops);
if (!sock)
return NULL;
/* Try to accept(2). We can't be safe that this an already connected socket
* or that accept() is allowed on it. In those cases we will get -1/errno
* return.
*/
slen = sizeof(saddr);
acceptfd = accept(sock->select.fd,&saddr,&slen);
if (acceptfd==-1) {
sock_set_error();
release_object( sock );
return NULL;
}
if (!(acceptsock = alloc_object( &sock_ops )))
{
release_object( sock );
return NULL;
}
acceptsock->select.fd = acceptfd;
acceptsock->select.func = sock_select_event;
acceptsock->select.private = sock;
acceptsock->state = WS_FD_CONNECTED|WS_FD_READ|WS_FD_WRITE;
acceptsock->mask = sock->mask;
acceptsock->hmask = 0;
acceptsock->pmask = 0;
acceptsock->event = (struct event *)grab_object( sock->event );
register_select_user( &acceptsock->select );
clear_error();
sock->pmask &= ~FD_ACCEPT;
sock->hmask &= ~FD_ACCEPT;
release_object( sock );
return &acceptsock->obj;
}
/* set the last error depending on errno */
static void sock_set_error(void)
{
switch (errno)
{
case EINTR: set_error(WSAEINTR);break;
case EBADF: set_error(WSAEBADF);break;
case EPERM:
case EACCES: set_error(WSAEACCES);break;
case EFAULT: set_error(WSAEFAULT);break;
case EINVAL: set_error(WSAEINVAL);break;
case EMFILE: set_error(WSAEMFILE);break;
case EWOULDBLOCK: set_error(WSAEWOULDBLOCK);break;
case EINPROGRESS: set_error(WSAEINPROGRESS);break;
case EALREADY: set_error(WSAEALREADY);break;
case ENOTSOCK: set_error(WSAENOTSOCK);break;
case EDESTADDRREQ: set_error(WSAEDESTADDRREQ);break;
case EMSGSIZE: set_error(WSAEMSGSIZE);break;
case EPROTOTYPE: set_error(WSAEPROTOTYPE);break;
case ENOPROTOOPT: set_error(WSAENOPROTOOPT);break;
case EPROTONOSUPPORT: set_error(WSAEPROTONOSUPPORT);break;
case ESOCKTNOSUPPORT: set_error(WSAESOCKTNOSUPPORT);break;
case EOPNOTSUPP: set_error(WSAEOPNOTSUPP);break;
case EPFNOSUPPORT: set_error(WSAEPFNOSUPPORT);break;
case EAFNOSUPPORT: set_error(WSAEAFNOSUPPORT);break;
case EADDRINUSE: set_error(WSAEADDRINUSE);break;
case EADDRNOTAVAIL: set_error(WSAEADDRNOTAVAIL);break;
case ENETDOWN: set_error(WSAENETDOWN);break;
case ENETUNREACH: set_error(WSAENETUNREACH);break;
case ENETRESET: set_error(WSAENETRESET);break;
case ECONNABORTED: set_error(WSAECONNABORTED);break;
case EPIPE:
case ECONNRESET: set_error(WSAECONNRESET);break;
case ENOBUFS: set_error(WSAENOBUFS);break;
case EISCONN: set_error(WSAEISCONN);break;
case ENOTCONN: set_error(WSAENOTCONN);break;
case ESHUTDOWN: set_error(WSAESHUTDOWN);break;
case ETOOMANYREFS: set_error(WSAETOOMANYREFS);break;
case ETIMEDOUT: set_error(WSAETIMEDOUT);break;
case ECONNREFUSED: set_error(WSAECONNREFUSED);break;
case ELOOP: set_error(WSAELOOP);break;
case ENAMETOOLONG: set_error(WSAENAMETOOLONG);break;
case EHOSTDOWN: set_error(WSAEHOSTDOWN);break;
case EHOSTUNREACH: set_error(WSAEHOSTUNREACH);break;
case ENOTEMPTY: set_error(WSAENOTEMPTY);break;
#ifdef EPROCLIM
case EPROCLIM: set_error(WSAEPROCLIM);break;
#endif
#ifdef EUSERS
case EUSERS: set_error(WSAEUSERS);break;
#endif
#ifdef EDQUOT
case EDQUOT: set_error(WSAEDQUOT);break;
#endif
#ifdef ESTALE
case ESTALE: set_error(WSAESTALE);break;
#endif
#ifdef EREMOTE
case EREMOTE: set_error(WSAEREMOTE);break;
#endif
default: perror("sock_set_error"); set_error( ERROR_UNKNOWN ); break;
}
}
/* create a socket */
DECL_HANDLER(create_socket)
{
struct object *obj;
int s = -1;
if ((obj = create_socket( req->family, req->type, req->protocol )) != NULL)
{
s = alloc_handle( current->process, obj, req->access, req->inherit );
release_object( obj );
}
req->handle = s;
}
/* accept a socket */
DECL_HANDLER(accept_socket)
{
struct object *obj;
int s = -1;
if ((obj = accept_socket( req->lhandle )) != NULL)
{
s = alloc_handle( current->process, obj, req->access, req->inherit );
release_object( obj );
}
req->handle = s;
}
/* set socket event parameters */
DECL_HANDLER(set_socket_event)
{
struct sock *sock;
struct event *oevent;
sock=(struct sock*)get_handle_obj(current->process,req->handle,GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE,&sock_ops);
if (!sock)
return;
oevent = sock->event;
sock->mask = req->mask;
sock->event = get_event_obj( current->process, req->event, GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE );
sock_reselect( sock );
if (sock->mask)
sock->state |= WS_FD_NONBLOCKING;
if (oevent)
{
if (oevent != sock->event)
/* if the service thread was waiting for the old event object,
* we should now signal it, to let the service thread
* object detect that it is now orphaned... */
set_event( oevent );
/* we're through with it */
release_object( oevent );
}
release_object( &sock->obj );
}
/* get socket event parameters */
DECL_HANDLER(get_socket_event)
{
struct sock *sock;
sock=(struct sock*)get_handle_obj(current->process,req->handle,GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE,&sock_ops);
if (!sock)
{
req->mask = 0;
req->pmask = 0;
req->state = 0;
set_error(WSAENOTSOCK);
return;
}
req->mask = sock->mask;
req->pmask = sock->pmask;
req->state = sock->state;
memcpy(req->errors, sock->errors, sizeof(sock->errors));
clear_error();
if (req->service)
{
if (req->s_event)
{
struct event *sevent = get_event_obj(current->process, req->s_event, GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE);
if (sevent == sock->event)
req->s_event = 0;
release_object( sevent );
}
if (!req->s_event)
{
sock->pmask = 0;
sock_reselect( sock );
}
else set_error(WSAEINVAL);
}
release_object( &sock->obj );
}
/* re-enable pending socket events */
DECL_HANDLER(enable_socket_event)
{
struct sock *sock;
sock=(struct sock*)get_handle_obj(current->process,req->handle,GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE,&sock_ops);
if (!sock)
return;
sock->pmask &= ~req->mask; /* is this safe? */
sock->hmask &= ~req->mask;
sock->state |= req->sstate;
sock->state &= ~req->cstate;
sock_reselect( sock );
release_object( &sock->obj );
}

81
server/trace.c
View File

@ -7,6 +7,7 @@
#include <stdio.h>
#include <sys/types.h>
#include <sys/uio.h>
#include "winsock2.h"
#include "request.h"
@ -28,6 +29,14 @@ static void dump_varargs_get_apcs( struct get_apcs_request *req )
fprintf( stderr, "}" );
}
static void dump_varargs_get_socket_event( struct get_socket_event_request *req )
{
int i;
for (i = 0; i < FD_MAX_EVENTS; i++)
fprintf( stderr, "%c%d", i ? ',' : '{', req->errors[i] );
fprintf( stderr, "}" );
}
typedef void (*dump_func)( const void *req );
@ -474,6 +483,63 @@ static void dump_create_pipe_reply( struct create_pipe_request *req )
fprintf( stderr, " handle_write=%d", req->handle_write );
}
static void dump_create_socket_request( struct create_socket_request *req )
{
fprintf( stderr, " access=%08x,", req->access );
fprintf( stderr, " inherit=%d,", req->inherit );
fprintf( stderr, " family=%d,", req->family );
fprintf( stderr, " type=%d,", req->type );
fprintf( stderr, " protocol=%d", req->protocol );
}
static void dump_create_socket_reply( struct create_socket_request *req )
{
fprintf( stderr, " handle=%d", req->handle );
}
static void dump_accept_socket_request( struct accept_socket_request *req )
{
fprintf( stderr, " lhandle=%d,", req->lhandle );
fprintf( stderr, " access=%08x,", req->access );
fprintf( stderr, " inherit=%d", req->inherit );
}
static void dump_accept_socket_reply( struct accept_socket_request *req )
{
fprintf( stderr, " handle=%d", req->handle );
}
static void dump_set_socket_event_request( struct set_socket_event_request *req )
{
fprintf( stderr, " handle=%d,", req->handle );
fprintf( stderr, " mask=%08x,", req->mask );
fprintf( stderr, " event=%d", req->event );
}
static void dump_get_socket_event_request( struct get_socket_event_request *req )
{
fprintf( stderr, " handle=%d,", req->handle );
fprintf( stderr, " service=%d,", req->service );
fprintf( stderr, " s_event=%d", req->s_event );
}
static void dump_get_socket_event_reply( struct get_socket_event_request *req )
{
fprintf( stderr, " mask=%08x,", req->mask );
fprintf( stderr, " pmask=%08x,", req->pmask );
fprintf( stderr, " state=%08x,", req->state );
fprintf( stderr, " errors=" );
dump_varargs_get_socket_event( req );
}
static void dump_enable_socket_event_request( struct enable_socket_event_request *req )
{
fprintf( stderr, " handle=%d,", req->handle );
fprintf( stderr, " mask=%08x,", req->mask );
fprintf( stderr, " sstate=%08x,", req->sstate );
fprintf( stderr, " cstate=%08x", req->cstate );
}
static void dump_alloc_console_request( struct alloc_console_request *req )
{
fprintf( stderr, " access=%08x,", req->access );
@ -736,6 +802,11 @@ static const dump_func req_dumpers[REQ_NB_REQUESTS] = {
(dump_func)dump_lock_file_request,
(dump_func)dump_unlock_file_request,
(dump_func)dump_create_pipe_request,
(dump_func)dump_create_socket_request,
(dump_func)dump_accept_socket_request,
(dump_func)dump_set_socket_event_request,
(dump_func)dump_get_socket_event_request,
(dump_func)dump_enable_socket_event_request,
(dump_func)dump_alloc_console_request,
(dump_func)dump_free_console_request,
(dump_func)dump_open_console_request,
@ -804,6 +875,11 @@ static const dump_func reply_dumpers[REQ_NB_REQUESTS] = {
(dump_func)0,
(dump_func)0,
(dump_func)dump_create_pipe_reply,
(dump_func)dump_create_socket_reply,
(dump_func)dump_accept_socket_reply,
(dump_func)0,
(dump_func)dump_get_socket_event_reply,
(dump_func)0,
(dump_func)dump_alloc_console_reply,
(dump_func)0,
(dump_func)dump_open_console_reply,
@ -872,6 +948,11 @@ static const char * const req_names[REQ_NB_REQUESTS] = {
"lock_file",
"unlock_file",
"create_pipe",
"create_socket",
"accept_socket",
"set_socket_event",
"get_socket_event",
"enable_socket_event",
"alloc_console",
"free_console",
"open_console",