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Sweden-Number/misc/winsock.c

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/*
* based on Windows Sockets 1.1 specs
* (ftp.microsoft.com:/Advsys/winsock/spec11/WINSOCK.TXT)
*
* (C) 1993,1994,1996,1997 John Brezak, Erik Bos, Alex Korobka.
*
* NOTE: If you make any changes to fix a particular app, make sure
* they don't break something else like Netscape or telnet and ftp
* clients and servers (www.winsite.com got a lot of those).
*
*/
#include "config.h"
#include <string.h>
#include <signal.h>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/ioctl.h>
#ifdef HAVE_SYS_FILIO_H
# include <sys/filio.h>
#endif
#if defined(__svr4__)
#include <sys/ioccom.h>
#include <sys/sockio.h>
#endif
#if defined(__EMX__)
# include <sys/so_ioctl.h>
#endif
#ifdef HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif
#include <sys/msg.h>
#include <sys/wait.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <ctype.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/errno.h>
#include <netdb.h>
#include <unistd.h>
#include <stdlib.h>
#include "winsock.h"
#include "windows.h"
#include "winnt.h"
#include "heap.h"
#include "ldt.h"
#include "task.h"
#include "message.h"
#include "miscemu.h"
#include "debug.h"
#define DEBUG_SOCKADDR 0
#define dump_sockaddr(a) \
DUMP("sockaddr_in: family %d, address %s, port %d\n", \
((struct sockaddr_in *)a)->sin_family, \
inet_ntoa(((struct sockaddr_in *)a)->sin_addr), \
ntohs(((struct sockaddr_in *)a)->sin_port))
#pragma pack(4)
/* ----------------------------------- internal data */
static HANDLE32 _WSHeap = 0;
static unsigned char* _ws_stub = NULL;
static LPWSINFO _wsi_list = NULL;
#define WS_ALLOC(size) \
HeapAlloc(_WSHeap, HEAP_ZERO_MEMORY, (size) )
#define WS_FREE(ptr) \
HeapFree(_WSHeap, 0, (ptr) )
#define WS_PTR2HANDLE(ptr) \
((short)((int)(ptr) - (int)_ws_stub))
#define WS_HANDLE2PTR(handle) \
((unsigned)((int)_ws_stub + (int)(handle)))
#define WSI_CHECK_RANGE(pwsi, pws) \
( ((unsigned)(pws) > (unsigned)(pwsi)) && \
((unsigned)(pws) < ((unsigned)(pwsi) + sizeof(WSINFO))) )
static INT32 _ws_sock_ops[] =
{ WS_SO_DEBUG, WS_SO_REUSEADDR, WS_SO_KEEPALIVE, WS_SO_DONTROUTE,
WS_SO_BROADCAST, WS_SO_LINGER, WS_SO_OOBINLINE, WS_SO_SNDBUF,
WS_SO_RCVBUF, WS_SO_ERROR, WS_SO_TYPE, WS_SO_DONTLINGER, 0 };
static int _px_sock_ops[] =
{ SO_DEBUG, SO_REUSEADDR, SO_KEEPALIVE, SO_DONTROUTE, SO_BROADCAST,
SO_LINGER, SO_OOBINLINE, SO_SNDBUF, SO_RCVBUF, SO_ERROR, SO_TYPE,
SO_LINGER };
static int _check_ws(LPWSINFO pwsi, ws_socket* pws);
static char* _check_buffer(LPWSINFO pwsi, int size);
/***********************************************************************
* convert_sockopt()
*
* Converts socket flags from Windows format.
*/
static void convert_sockopt(INT32 *level, INT32 *optname)
{
int i;
switch (*level)
{
case WS_SOL_SOCKET:
*level = SOL_SOCKET;
for(i=0; _ws_sock_ops[i]; i++)
if( _ws_sock_ops[i] == *optname ) break;
if( _ws_sock_ops[i] ) *optname = _px_sock_ops[i];
else WARN(winsock, "Unknown optname %d\n", *optname);
break;
case WS_IPPROTO_TCP:
*optname = IPPROTO_TCP;
}
}
/* ----------------------------------- Per-thread info (or per-process?) */
static LPWSINFO wsi_find(HTASK16 hTask)
{
TDB* pTask = (TDB*)GlobalLock16(hTask);
if( pTask )
{
if( pTask->pwsi ) return pTask->pwsi;
else
{
LPWSINFO pwsi = _wsi_list;
while( pwsi && pwsi->tid != hTask ) pwsi = pwsi->next;
if( pwsi )
WARN(winsock,"(pwsi=0x%08x,task=0x%04x):Loose wsi struct! \n",
(unsigned)pwsi, hTask );
return pwsi;
}
}
return NULL;
}
static ws_socket* wsi_alloc_socket(LPWSINFO pwsi, int fd)
{
/* Initialize a new entry in the socket table */
if( pwsi->last_free >= 0 )
{
int i = pwsi->last_free;
pwsi->last_free = pwsi->sock[i].flags; /* free list */
pwsi->sock[i].fd = fd;
pwsi->sock[i].flags = 0;
return &pwsi->sock[i];
}
return NULL;
}
static int wsi_strtolo(LPWSINFO pwsi, const char* name, const char* opt)
{
/* Stuff a lowercase copy of the string into the local buffer */
int i = strlen(name) + 2;
char* p = _check_buffer(pwsi, i + ((opt)?strlen(opt):0));
if( p )
{
do *p++ = tolower(*name); while(*name++);
i = (p - (char*)(pwsi->buffer));
if( opt ) do *p++ = tolower(*opt); while(*opt++);
return i;
}
return 0;
}
static fd_set* fd_set_import( fd_set* fds, LPWSINFO pwsi, void* wsfds, int* highfd, BOOL32 b32 )
{
/* translate Winsock fd set into local fd set */
if( wsfds )
{
#define wsfds16 ((ws_fd_set16*)wsfds)
#define wsfds32 ((ws_fd_set32*)wsfds)
ws_socket* pws;
int i, count;
FD_ZERO(fds);
count = b32 ? wsfds32->fd_count : wsfds16->fd_count;
for( i = 0; i < count; i++ )
{
pws = (b32) ? (ws_socket*)WS_HANDLE2PTR(wsfds32->fd_array[i])
: (ws_socket*)WS_HANDLE2PTR(wsfds16->fd_array[i]);
if( _check_ws(pwsi, pws) )
{
if( pws->fd > *highfd ) *highfd = pws->fd;
FD_SET(pws->fd, fds);
}
}
#undef wsfds32
#undef wsfds16
return fds;
}
return NULL;
}
__inline__ static int sock_error_p(int s)
{
unsigned int optval, optlen;
optlen = sizeof(optval);
getsockopt(s, SOL_SOCKET, SO_ERROR, &optval, &optlen);
if (optval) WARN(winsock, "\t[%i] error: %d\n", s, optval);
return optval != 0;
}
static int fd_set_export( LPWSINFO pwsi, fd_set* fds, fd_set* exceptfds, void* wsfds, BOOL32 b32 )
{
int num_err = 0;
/* translate local fd set into Winsock fd set, adding
* errors to exceptfds (only if app requested it) */
if( wsfds )
{
#define wsfds16 ((ws_fd_set16*)wsfds)
#define wsfds32 ((ws_fd_set32*)wsfds)
int i, j, count = (b32) ? wsfds32->fd_count : wsfds16->fd_count;
for( i = 0, j = 0; i < count; i++ )
{
ws_socket *pws = (b32) ? (ws_socket*)WS_HANDLE2PTR(wsfds32->fd_array[i])
: (ws_socket*)WS_HANDLE2PTR(wsfds16->fd_array[i]);
if( _check_ws(pwsi, pws) )
{
int fd = pws->fd;
if( FD_ISSET(fd, fds) )
{
if ( exceptfds && sock_error_p(fd) )
{
FD_SET(fd, exceptfds);
num_err++;
}
else if( b32 )
wsfds32->fd_array[j++] = wsfds32->fd_array[i];
else
wsfds16->fd_array[j++] = wsfds16->fd_array[i];
}
}
}
if( b32 ) wsfds32->fd_count = j;
else wsfds16->fd_count = j;
TRACE(winsock, "\n");
#undef wsfds32
#undef wsfds16
}
return num_err;
}
HANDLE16 __ws_gethandle( void* ptr )
{
return (HANDLE16)WS_PTR2HANDLE(ptr);
}
void* __ws_memalloc( int size )
{
return WS_ALLOC(size);
}
void __ws_memfree(void* ptr)
{
WS_FREE(ptr);
}
/* ----------------------------------- API -----
*
* Init / cleanup / error checking.
*/
/***********************************************************************
* WSAStartup16() (WINSOCK.115)
*
* Create socket control struct, attach it to the global list and
* update a pointer in the task struct.
*/
INT16 WINAPI WSAStartup16(UINT16 wVersionRequested, LPWSADATA lpWSAData)
{
WSADATA WINSOCK_data = { 0x0101, 0x0101,
"WINE Sockets 1.1",
#ifdef linux
"Linux/i386",
#elif defined(__NetBSD__)
"NetBSD/i386",
#elif defined(sunos)
"SunOS",
#elif defined(__FreeBSD__)
"FreeBSD",
#elif defined(__OpenBSD__)
"OpenBSD/i386",
#else
"Unknown",
#endif
WS_MAX_SOCKETS_PER_PROCESS,
WS_MAX_UDP_DATAGRAM, (SEGPTR)NULL };
HTASK16 tid = GetCurrentTask();
LPWSINFO pwsi;
TRACE(winsock, "verReq=%x\n", wVersionRequested);
if (LOBYTE(wVersionRequested) < 1 || (LOBYTE(wVersionRequested) == 1 &&
HIBYTE(wVersionRequested) < 1)) return WSAVERNOTSUPPORTED;
if (!lpWSAData) return WSAEINVAL;
/* initialize socket heap */
if( !_ws_stub )
{
_WSHeap = HeapCreate(HEAP_ZERO_MEMORY, 8120, 32768);
if( !(_ws_stub = WS_ALLOC(0x10)) )
{
ERR(winsock,"Fatal: failed to create WinSock heap\n");
return 0;
}
}
if( _WSHeap == 0 ) return WSASYSNOTREADY;
/* create socket array for this task */
pwsi = wsi_find(GetCurrentTask());
if( pwsi == NULL )
{
TDB* pTask = (TDB*)GlobalLock16( tid );
if( (pwsi = (LPWSINFO)WS_ALLOC( sizeof(WSINFO))) )
{
int i = 0;
pwsi->tid = tid;
for( i = 0; i < WS_MAX_SOCKETS_PER_PROCESS; i++ )
{
pwsi->sock[i].fd = -1;
pwsi->sock[i].flags = i + 1;
}
pwsi->sock[WS_MAX_SOCKETS_PER_PROCESS - 1].flags = -1;
}
else return WSASYSNOTREADY;
/* add this control struct to the global list */
pwsi->prev = NULL;
if( _wsi_list )
_wsi_list->prev = pwsi;
pwsi->next = _wsi_list;
_wsi_list = pwsi;
pTask->pwsi = pwsi;
}
else pwsi->num_startup++;
/* return winsock information */
memcpy(lpWSAData, &WINSOCK_data, sizeof(WINSOCK_data));
TRACE(winsock, "succeeded\n");
return 0;
}
/***********************************************************************
* WSAStartup32() (WSOCK32.115)
*/
INT32 WINAPI WSAStartup32(UINT32 wVersionRequested, LPWSADATA lpWSAData)
{
return WSAStartup16( wVersionRequested, lpWSAData );
}
/***********************************************************************
* WSACleanup() (WINSOCK.116)
*
* Cleanup functions of varying impact.
*/
void WINSOCK_Shutdown()
{
/* Called on exit(), has to remove all outstanding async DNS processes. */
WINSOCK_cancel_task_aops( 0, __ws_memfree );
}
INT32 WINSOCK_DeleteTaskWSI( TDB* pTask, LPWSINFO pwsi )
{
/* WSACleanup() backend, called on task termination as well.
* Real DLL would have registered its own signal handler with
* TaskSetSignalHandler() and waited until USIG_TERMINATION/USIG_GPF
* but this scheme is much more straightforward.
*/
int i, j, n;
if( --pwsi->num_startup > 0 ) return 0;
SIGNAL_MaskAsyncEvents( TRUE );
WINSOCK_cancel_task_aops( pTask->hSelf, __ws_memfree );
SIGNAL_MaskAsyncEvents( FALSE );
/* unlink socket control struct */
if( pwsi == _wsi_list )
_wsi_list = pwsi->next;
else
pwsi->prev->next = pwsi->next;
if( pwsi->next ) pwsi->next->prev = pwsi->prev;
if( _wsi_list == NULL )
WINSOCK_Shutdown(); /* just in case */
if( pwsi->flags & WSI_BLOCKINGCALL )
TRACE(winsock,"\tinside blocking call!\n");
/* FIXME: aop_control() doesn't decrement pwsi->num_async_rq
*
* if( pwsi->num_async_rq )
* WARN(winsock,"\thave %i outstanding async ops!\n", pwsi->num_async_rq );
*/
for(i = 0, j = 0, n = 0; i < WS_MAX_SOCKETS_PER_PROCESS; i++)
if( pwsi->sock[i].fd != -1 )
{
if( pwsi->sock[i].psop )
{
n++;
WSAAsyncSelect32( (SOCKET16)WS_PTR2HANDLE(pwsi->sock + i), 0, 0, 0 );
}
close(pwsi->sock[i].fd); j++;
}
if( j )
TRACE(winsock,"\tclosed %i sockets, killed %i async selects!\n", j, n);
/* delete scratch buffers */
if( pwsi->buffer ) SEGPTR_FREE(pwsi->buffer);
if( pwsi->dbuffer ) SEGPTR_FREE(pwsi->dbuffer);
if( pTask )
pTask->pwsi = NULL;
memset( pwsi, 0, sizeof(WSINFO) );
WS_FREE(pwsi);
return 0;
}
INT32 WINAPI WSACleanup(void)
{
HTASK16 hTask = GetCurrentTask();
TRACE(winsock, "(%04x)\n", hTask );
if( hTask )
{
LPWSINFO pwsi = wsi_find(hTask);
if( pwsi )
return WINSOCK_DeleteTaskWSI( (TDB*)GlobalLock16(hTask), pwsi );
return SOCKET_ERROR;
}
else
WINSOCK_Shutdown(); /* remove all outstanding DNS requests */
return 0;
}
/***********************************************************************
* WSAGetLastError() (WSOCK32.111)(WINSOCK.111)
*/
INT32 WINAPI WSAGetLastError(void)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
INT16 ret = (pwsi) ? pwsi->err : WSANOTINITIALISED;
TRACE(winsock, "(%08x) = %i\n",
(unsigned)pwsi, (int)ret);
return ret;
}
/***********************************************************************
* WSASetLastError32() (WSOCK32.112)
*/
void WINAPI WSASetLastError32(INT32 iError)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): %d\n", (unsigned)pwsi, (int)iError);
if( pwsi ) pwsi->err = iError;
}
/***********************************************************************
* WSASetLastError16() (WINSOCK.112)
*/
void WINAPI WSASetLastError16(INT16 iError)
{
WSASetLastError32(iError);
}
int _check_ws(LPWSINFO pwsi, ws_socket* pws)
{
if( pwsi )
{
if( pwsi->flags & WSI_BLOCKINGCALL ) pwsi->err = WSAEINPROGRESS;
else if( WSI_CHECK_RANGE(pwsi, pws) ) return 1;
else pwsi->err = WSAENOTSOCK;
}
return 0;
}
char* _check_buffer(LPWSINFO pwsi, int size)
{
if( pwsi->buffer && pwsi->buflen >= size ) return pwsi->buffer;
else SEGPTR_FREE(pwsi->buffer);
pwsi->buffer = (char*)SEGPTR_ALLOC((pwsi->buflen = size));
return pwsi->buffer;
}
struct ws_hostent* _check_buffer_he(LPWSINFO pwsi, int size)
{
if( pwsi->he && pwsi->helen >= size ) return pwsi->he;
else SEGPTR_FREE(pwsi->he);
pwsi->he = (struct ws_hostent*)SEGPTR_ALLOC((pwsi->helen = size));
return pwsi->he;
}
struct ws_servent* _check_buffer_se(LPWSINFO pwsi, int size)
{
if( pwsi->se && pwsi->selen >= size ) return pwsi->se;
else SEGPTR_FREE(pwsi->se);
pwsi->se = (struct ws_servent*)SEGPTR_ALLOC((pwsi->selen = size));
return pwsi->se;
}
struct ws_protoent* _check_buffer_pe(LPWSINFO pwsi, int size)
{
if( pwsi->pe && pwsi->pelen >= size ) return pwsi->pe;
else SEGPTR_FREE(pwsi->pe);
pwsi->pe = (struct ws_protoent*)SEGPTR_ALLOC((pwsi->pelen = size));
return pwsi->pe;
}
/* ----------------------------------- i/o APIs */
/***********************************************************************
* accept() (WSOCK32.1)
*/
SOCKET32 WINAPI WINSOCK_accept32(SOCKET32 s, struct sockaddr *addr,
INT32 *addrlen32)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR((SOCKET16)s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
#ifdef HAVE_IPX
struct ws_sockaddr_ipx* addr2 = (struct ws_sockaddr_ipx *)addr;
#endif
TRACE(winsock, "(%08x): socket %04x\n",
(unsigned)pwsi, (UINT16)s );
if( _check_ws(pwsi, pws) )
{
int sock, fd_flags;
fd_flags = fcntl(pws->fd, F_GETFL, 0);
if( (sock = accept(pws->fd, addr, addrlen32)) >= 0 )
{
ws_socket* pnew = wsi_alloc_socket(pwsi, sock);
if( pnew )
{
s = (SOCKET32)WS_PTR2HANDLE(pnew);
if( pws->psop && pws->flags & WS_FD_ACCEPT )
{
EVENT_AddIO( pws->fd, EVENT_IO_READ ); /* reenabler */
/* async select the accept()'ed socket */
WSAAsyncSelect32( s, pws->psop->hWnd, pws->psop->uMsg,
pws->flags & ~WS_FD_ACCEPT );
}
#ifdef HAVE_IPX
if (addr && ((struct sockaddr_ipx *)addr)->sipx_family == AF_IPX) {
addr = (struct sockaddr *)
malloc(addrlen32 ? *addrlen32 : sizeof(*addr2));
memcpy(addr, addr2,
addrlen32 ? *addrlen32 : sizeof(*addr2));
addr2->sipx_family = WS_AF_IPX;
addr2->sipx_network = ((struct sockaddr_ipx *)addr)->sipx_network;
addr2->sipx_port = ((struct sockaddr_ipx *)addr)->sipx_port;
memcpy(addr2->sipx_node,
((struct sockaddr_ipx *)addr)->sipx_node, IPX_NODE_LEN);
free(addr);
}
#endif
return s;
}
else pwsi->err = WSAENOBUFS;
}
else pwsi->err = wsaErrno();
}
#ifdef HAVE_IPX
if (addr && ((struct sockaddr_ipx *)addr)->sipx_family == AF_IPX) {
addr = (struct sockaddr *)
malloc(addrlen32 ? *addrlen32 : sizeof(*addr2));
memcpy(addr, addr2, addrlen32 ? *addrlen32 : sizeof(*addr2));
addr2->sipx_family = WS_AF_IPX;
addr2->sipx_network = ((struct sockaddr_ipx *)addr)->sipx_network;
addr2->sipx_port = ((struct sockaddr_ipx *)addr)->sipx_port;
memcpy(addr2->sipx_node,
((struct sockaddr_ipx *)addr)->sipx_node, IPX_NODE_LEN);
free(addr);
}
#endif
return INVALID_SOCKET32;
}
/***********************************************************************
* accept() (WINSOCK.1)
*/
SOCKET16 WINAPI WINSOCK_accept16(SOCKET16 s, struct sockaddr* addr,
INT16* addrlen16 )
{
INT32 addrlen32 = addrlen16 ? *addrlen16 : 0;
SOCKET32 retSocket = WINSOCK_accept32( s, addr, &addrlen32 );
if( addrlen16 ) *addrlen16 = (INT16)addrlen32;
return (SOCKET16)retSocket;
}
/***********************************************************************
* bind() (WSOCK32.2)
*/
INT32 WINAPI WINSOCK_bind32(SOCKET32 s, struct sockaddr *name, INT32 namelen)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
#ifdef HAVE_IPX
struct ws_sockaddr_ipx* name2 = (struct ws_sockaddr_ipx *)name;
#endif
TRACE(winsock, "(%08x): socket %04x, ptr %8x, length %d\n",
(unsigned)pwsi, s, (int) name, namelen);
#if DEBUG_SOCKADDR
dump_sockaddr(name);
#endif
if ( _check_ws(pwsi, pws) )
{
/* FIXME: what family does this really map to on the Unix side? */
if (name && ((struct ws_sockaddr_ipx *)name)->sipx_family == WS_AF_PUP)
((struct ws_sockaddr_ipx *)name)->sipx_family = AF_UNSPEC;
#ifdef HAVE_IPX
else if (name &&
((struct ws_sockaddr_ipx *)name)->sipx_family == WS_AF_IPX)
{
name = (struct sockaddr *) malloc(sizeof(struct sockaddr_ipx));
memset(name, '\0', sizeof(struct sockaddr_ipx));
((struct sockaddr_ipx *)name)->sipx_family = AF_IPX;
((struct sockaddr_ipx *)name)->sipx_port = name2->sipx_port;
((struct sockaddr_ipx *)name)->sipx_network = name2->sipx_network;
memcpy(((struct sockaddr_ipx *)name)->sipx_node,
name2->sipx_node, IPX_NODE_LEN);
namelen = sizeof(struct sockaddr_ipx);
}
#endif
if ( namelen >= sizeof(*name) )
{
if ( name && (((struct ws_sockaddr_in *)name)->sin_family == AF_INET
#ifdef HAVE_IPX
|| ((struct sockaddr_ipx *)name)->sipx_family == AF_IPX
#endif
))
{
if ( bind(pws->fd, name, namelen) < 0 )
{
int loc_errno = errno;
WARN(winsock, "\tfailure - errno = %i\n", errno);
errno = loc_errno;
switch(errno)
{
case EBADF: pwsi->err = WSAENOTSOCK; break;
case EADDRNOTAVAIL: pwsi->err = WSAEINVAL; break;
default: pwsi->err = wsaErrno();
}
}
else {
#ifdef HAVE_IPX
if (((struct sockaddr_ipx *)name)->sipx_family == AF_IPX)
free(name);
#endif
return 0; /* success */
}
}
else pwsi->err = WSAEAFNOSUPPORT;
}
else pwsi->err = WSAEFAULT;
#ifdef HAVE_IPX
if (name && ((struct sockaddr_ipx *)name)->sipx_family == AF_IPX)
free(name);
#endif
}
return SOCKET_ERROR;
}
/***********************************************************************
* bind() (WINSOCK.2)
*/
INT16 WINAPI WINSOCK_bind16(SOCKET16 s, struct sockaddr *name, INT16 namelen)
{
return (INT16)WINSOCK_bind32( s, name, namelen );
}
/***********************************************************************
* closesocket() (WSOCK32.3)
*/
INT32 WINAPI WINSOCK_closesocket32(SOCKET32 s)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): socket %08x\n", (unsigned)pwsi, s);
if( _check_ws(pwsi, pws) )
{
int fd = pws->fd;
if( pws->psop ) WSAAsyncSelect32( s, 0, 0, 0 );
pws->fd = -1;
pws->flags = (unsigned)pwsi->last_free;
pwsi->last_free = pws - &pwsi->sock[0]; /* add to free list */
if( close(fd) == 0 )
return 0;
pwsi->err = (errno == EBADF) ? WSAENOTSOCK : wsaErrno();
}
return SOCKET_ERROR;
}
/***********************************************************************
* closesocket() (WINSOCK.3)
*/
INT16 WINAPI WINSOCK_closesocket16(SOCKET16 s)
{
return (INT16)WINSOCK_closesocket32(s);
}
/***********************************************************************
* connect() (WSOCK32.4)
*/
INT32 WINAPI WINSOCK_connect32(SOCKET32 s, struct sockaddr *name, INT32 namelen)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
#ifdef HAVE_IPX
struct ws_sockaddr_ipx* name2 = (struct ws_sockaddr_ipx *)name;
#endif
TRACE(winsock, "(%08x): socket %04x, ptr %8x, length %d\n",
(unsigned)pwsi, s, (int) name, namelen);
#if DEBUG_SOCKADDR
dump_sockaddr(name);
#endif
if( _check_ws(pwsi, pws) )
{
if (name && ((struct ws_sockaddr_ipx *)name)->sipx_family == WS_AF_PUP)
((struct ws_sockaddr_ipx *)name)->sipx_family = AF_UNSPEC;
#ifdef HAVE_IPX
else if (name && ((struct ws_sockaddr_ipx *)name)->sipx_family == WS_AF_IPX)
{
name = (struct sockaddr *) malloc(sizeof(struct sockaddr_ipx));
memset(name, '\0', sizeof(struct sockaddr_ipx));
((struct sockaddr_ipx *)name)->sipx_family = AF_IPX;
((struct sockaddr_ipx *)name)->sipx_port = name2->sipx_port;
((struct sockaddr_ipx *)name)->sipx_network = name2->sipx_network;
memcpy(((struct sockaddr_ipx *)name)->sipx_node,
name2->sipx_node, IPX_NODE_LEN);
namelen = sizeof(struct sockaddr_ipx);
}
#endif
if (connect(pws->fd, name, namelen) == 0)
{
if( pws->psop && (pws->flags & WS_FD_CONNECT) )
{
/* application did AsyncSelect() but then went
* ahead and called connect() without waiting for
* notification.
*
* FIXME: Do we have to post a notification message
* in this case?
*/
if( !(pws->flags & WS_FD_CONNECTED) )
{
if( pws->flags & (WS_FD_READ | WS_FD_CLOSE) )
EVENT_AddIO( pws->fd, EVENT_IO_READ );
else
EVENT_DeleteIO( pws->fd, EVENT_IO_READ );
if( pws->flags & WS_FD_WRITE )
EVENT_AddIO( pws->fd, EVENT_IO_WRITE );
else
EVENT_DeleteIO( pws->fd, EVENT_IO_WRITE );
}
}
pws->flags |= WS_FD_CONNECTED;
pws->flags &= ~(WS_FD_INACTIVE | WS_FD_CONNECT | WS_FD_LISTENING);
#ifdef HAVE_IPX
if (((struct sockaddr_ipx *)name)->sipx_family == AF_IPX)
free(name);
#endif
return 0;
}
pwsi->err = (errno == EINPROGRESS) ? WSAEWOULDBLOCK : wsaErrno();
}
#ifdef HAVE_IPX
if (name && ((struct sockaddr_ipx *)name)->sipx_family == AF_IPX)
free(name);
#endif
return SOCKET_ERROR;
}
/***********************************************************************
* connect() (WINSOCK.4)
*/
INT16 WINAPI WINSOCK_connect16(SOCKET16 s, struct sockaddr *name, INT16 namelen)
{
return (INT16)WINSOCK_connect32( s, name, namelen );
}
/***********************************************************************
* getpeername() (WSOCK32.5)
*/
INT32 WINAPI WINSOCK_getpeername32(SOCKET32 s, struct sockaddr *name,
INT32 *namelen)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
#ifdef HAVE_IPX
struct ws_sockaddr_ipx* name2 = (struct ws_sockaddr_ipx *)name;
#endif
TRACE(winsock, "(%08x): socket: %04x, ptr %8x, ptr %8x\n",
(unsigned)pwsi, s, (int) name, *namelen);
if( _check_ws(pwsi, pws) )
{
if (getpeername(pws->fd, name, namelen) == 0) {
#ifdef HAVE_IPX
if (((struct ws_sockaddr_ipx *)name)->sipx_family == AF_IPX) {
name = (struct sockaddr *)
malloc(namelen ? *namelen : sizeof(*name2));
memcpy(name, name2, namelen ? *namelen : sizeof(*name2));
name2->sipx_family = WS_AF_IPX;
name2->sipx_network = ((struct sockaddr_ipx *)name)->sipx_network;
name2->sipx_port = ((struct sockaddr_ipx *)name)->sipx_port;
memcpy(name2->sipx_node,
((struct sockaddr_ipx *)name)->sipx_node, IPX_NODE_LEN);
free(name);
}
#endif
return 0;
}
pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
#ifdef HAVE_IPX
if (name && ((struct ws_sockaddr_ipx *)name)->sipx_family == AF_IPX) {
name = (struct sockaddr *) malloc(namelen ? *namelen : sizeof(*name2));
memcpy(name, name2, namelen ? *namelen : sizeof(*name2));
name2->sipx_family = WS_AF_IPX;
name2->sipx_network = ((struct sockaddr_ipx *)name)->sipx_network;
name2->sipx_port = ((struct sockaddr_ipx *)name)->sipx_port;
memcpy(name2->sipx_node,
((struct sockaddr_ipx *)name)->sipx_node, IPX_NODE_LEN);
free(name);
}
#endif
return SOCKET_ERROR;
}
/***********************************************************************
* getpeername() (WINSOCK.5)
*/
INT16 WINAPI WINSOCK_getpeername16(SOCKET16 s, struct sockaddr *name,
INT16 *namelen16)
{
INT32 namelen32 = *namelen16;
INT32 retVal = WINSOCK_getpeername32( s, name, &namelen32 );
#if DEBUG_SOCKADDR
dump_sockaddr(name);
#endif
*namelen16 = namelen32;
return (INT16)retVal;
}
/***********************************************************************
* getsockname() (WSOCK32.6)
*/
INT32 WINAPI WINSOCK_getsockname32(SOCKET32 s, struct sockaddr *name,
INT32 *namelen)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
#ifdef HAVE_IPX
struct ws_sockaddr_ipx* name2 = (struct ws_sockaddr_ipx *)name;
#endif
TRACE(winsock, "(%08x): socket: %04x, ptr %8x, ptr %8x\n",
(unsigned)pwsi, s, (int) name, (int) *namelen);
if( _check_ws(pwsi, pws) )
{
if (getsockname(pws->fd, name, namelen) == 0) {
#ifdef HAVE_IPX
if (((struct sockaddr_ipx *)name)->sipx_family == AF_IPX) {
name = (struct sockaddr *)
malloc(namelen ? *namelen : sizeof(*name2));
memcpy(name, name2, namelen ? *namelen : sizeof(*name2));
name2->sipx_family = WS_AF_IPX;
name2->sipx_network = ((struct sockaddr_ipx *)name)->sipx_network;
name2->sipx_port = ((struct sockaddr_ipx *)name)->sipx_port;
memcpy(name2->sipx_node,
((struct sockaddr_ipx *)name)->sipx_node, IPX_NODE_LEN);
free(name);
}
#endif
return 0;
}
pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
#ifdef HAVE_IPX
if (name && ((struct ws_sockaddr_ipx *)name)->sipx_family == AF_IPX) {
name = (struct sockaddr *) malloc(namelen ? *namelen : sizeof(*name2));
memcpy(name, name2, namelen ? *namelen : sizeof(*name2));
name2->sipx_family = WS_AF_IPX;
name2->sipx_network = ((struct sockaddr_ipx *)name)->sipx_network;
name2->sipx_port = ((struct sockaddr_ipx *)name)->sipx_port;
memcpy(name2->sipx_node,
((struct sockaddr_ipx *)name)->sipx_node, IPX_NODE_LEN);
free(name);
}
#endif
return SOCKET_ERROR;
}
/***********************************************************************
* getsockname() (WINSOCK.6)
*/
INT16 WINAPI WINSOCK_getsockname16(SOCKET16 s, struct sockaddr *name,
INT16 *namelen16)
{
INT32 retVal;
if( namelen16 )
{
INT32 namelen32 = *namelen16;
retVal = WINSOCK_getsockname32( s, name, &namelen32 );
*namelen16 = namelen32;
#if DEBUG_SOCKADDR
dump_sockaddr(name);
#endif
}
else retVal = SOCKET_ERROR;
return (INT16)retVal;
}
/***********************************************************************
* getsockopt() (WSOCK32.7)
*/
INT32 WINAPI WINSOCK_getsockopt32(SOCKET32 s, INT32 level,
INT32 optname, char *optval, INT32 *optlen)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): socket: %04x, opt %d, ptr %8x, ptr %8x\n",
(unsigned)pwsi, s, level, (int) optval, (int) *optlen);
if( _check_ws(pwsi, pws) )
{
convert_sockopt(&level, &optname);
if (getsockopt(pws->fd, (int) level, optname, optval, optlen) == 0 )
return 0;
pwsi->err = (errno == EBADF) ? WSAENOTSOCK : wsaErrno();
}
return SOCKET_ERROR;
}
/***********************************************************************
* getsockopt() (WINSOCK.7)
*/
INT16 WINAPI WINSOCK_getsockopt16(SOCKET16 s, INT16 level,
INT16 optname, char *optval, INT16 *optlen)
{
INT32 optlen32;
INT32 *p = &optlen32;
INT32 retVal;
if( optlen ) optlen32 = *optlen; else p = NULL;
retVal = WINSOCK_getsockopt32( s, (UINT16)level, optname, optval, p );
if( optlen ) *optlen = optlen32;
return (INT16)retVal;
}
/***********************************************************************
* htonl() (WINSOCK.8)(WSOCK32.8)
*/
u_long WINAPI WINSOCK_htonl(u_long hostlong) { return( htonl(hostlong) ); }
/***********************************************************************
* htons() (WINSOCK.9)(WSOCK32.9)
*/
u_short WINAPI WINSOCK_htons(u_short hostshort) { return( htons(hostshort) ); }
/***********************************************************************
* inet_addr() (WINSOCK.10)(WSOCK32.10)
*/
u_long WINAPI WINSOCK_inet_addr(char *cp) { return( inet_addr(cp) ); }
/***********************************************************************
* htohl() (WINSOCK.14)(WSOCK32.14)
*/
u_long WINAPI WINSOCK_ntohl(u_long netlong) { return( ntohl(netlong) ); }
/***********************************************************************
* ntohs() (WINSOCK.15)(WSOCK32.15)
*/
u_short WINAPI WINSOCK_ntohs(u_short netshort) { return( ntohs(netshort) ); }
/***********************************************************************
* inet_ntoa() (WINSOCK.11)(WSOCK32.11)
*/
char* WINAPI WINSOCK_inet_ntoa32(struct in_addr in)
{
/* use "buffer for dummies" here because some applications have
* propensity to decode addresses in ws_hostent structure without
* saving them first...
*/
LPWSINFO pwsi = wsi_find(GetCurrentTask());
if( pwsi )
{
char* s = inet_ntoa(in);
if( s )
{
if( pwsi->dbuffer == NULL )
if((pwsi->dbuffer = (char*) SEGPTR_ALLOC(32)) == NULL )
{
pwsi->err = WSAENOBUFS;
return NULL;
}
strncpy(pwsi->dbuffer, s, 32 );
return pwsi->dbuffer;
}
pwsi->err = wsaErrno();
}
return NULL;
}
SEGPTR WINAPI WINSOCK_inet_ntoa16(struct in_addr in)
{
char* retVal = WINSOCK_inet_ntoa32(in);
return retVal ? SEGPTR_GET(retVal) : (SEGPTR)NULL;
}
/***********************************************************************
* ioctlsocket() (WSOCK32.12)
*/
INT32 WINAPI WINSOCK_ioctlsocket32(SOCKET32 s, UINT32 cmd, UINT32 *argp)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): socket %04x, cmd %08x, ptr %8x\n",
(unsigned)pwsi, s, cmd, (unsigned) argp);
if( _check_ws(pwsi, pws) )
{
long newcmd = cmd;
switch( cmd )
{
case WS_FIONREAD:
newcmd=FIONREAD;
break;
case WS_FIONBIO:
newcmd=FIONBIO;
if( pws->psop && *argp == 0 )
{
/* AsyncSelect()'ed sockets are always nonblocking */
pwsi->err = WSAEINVAL;
return SOCKET_ERROR;
}
break;
case WS_SIOCATMARK:
newcmd=SIOCATMARK;
break;
case WS_IOW('f',125,u_long):
WARN(winsock,"Warning: WS1.1 shouldn't be using async I/O\n");
pwsi->err = WSAEINVAL;
return SOCKET_ERROR;
default:
/* Netscape tries hard to use bogus ioctl 0x667e */
WARN(winsock, "\tunknown WS_IOCTL cmd (%08x)\n", cmd);
}
if( ioctl(pws->fd, newcmd, (char*)argp ) == 0 ) return 0;
pwsi->err = (errno == EBADF) ? WSAENOTSOCK : wsaErrno();
}
return SOCKET_ERROR;
}
/***********************************************************************
* ioctlsocket() (WINSOCK.12)
*/
INT16 WINAPI WINSOCK_ioctlsocket16(SOCKET16 s, UINT32 cmd, UINT32 *argp)
{
return (INT16)WINSOCK_ioctlsocket32( s, cmd, argp );
}
/***********************************************************************
* listen() (WSOCK32.13)
*/
INT32 WINAPI WINSOCK_listen32(SOCKET32 s, INT32 backlog)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): socket %04x, backlog %d\n",
(unsigned)pwsi, s, backlog);
if( _check_ws(pwsi, pws) )
{
if (listen(pws->fd, backlog) == 0)
{
if( !pws->psop )
{
int fd_flags = fcntl(pws->fd, F_GETFL, 0);
if( !(fd_flags & O_NONBLOCK) ) pws->flags |= WS_FD_ACCEPT;
}
pws->flags |= WS_FD_LISTENING;
pws->flags &= ~(WS_FD_INACTIVE | WS_FD_CONNECT | WS_FD_CONNECTED); /* just in case */
return 0;
}
pwsi->err = wsaErrno();
}
else if( pwsi ) pwsi->err = WSAENOTSOCK;
return SOCKET_ERROR;
}
/***********************************************************************
* listen() (WINSOCK.13)
*/
INT16 WINAPI WINSOCK_listen16(SOCKET16 s, INT16 backlog)
{
return (INT16)WINSOCK_listen32( s, backlog );
}
/***********************************************************************
* recv() (WSOCK32.16)
*/
INT32 WINAPI WINSOCK_recv32(SOCKET32 s, char *buf, INT32 len, INT32 flags)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): socket %04x, buf %8x, len %d, "
"flags %d\n", (unsigned)pwsi, s, (unsigned)buf,
len, flags);
if( _check_ws(pwsi, pws) )
{
INT32 length;
if ((length = recv(pws->fd, buf, len, flags)) >= 0)
{
TRACE(winsock, " -> %i bytes\n", length);
if( pws->psop && (pws->flags & (WS_FD_READ | WS_FD_CLOSE)) )
EVENT_AddIO( pws->fd, EVENT_IO_READ ); /* reenabler */
return length;
}
pwsi->err = wsaErrno();
}
else if( pwsi ) pwsi->err = WSAENOTSOCK;
WARN(winsock, " -> ERROR\n");
return SOCKET_ERROR;
}
/***********************************************************************
* recv() (WINSOCK.16)
*/
INT16 WINAPI WINSOCK_recv16(SOCKET16 s, char *buf, INT16 len, INT16 flags)
{
return (INT16)WINSOCK_recv32( s, buf, len, flags );
}
/***********************************************************************
* recvfrom() (WSOCK32.17)
*/
INT32 WINAPI WINSOCK_recvfrom32(SOCKET32 s, char *buf, INT32 len, INT32 flags,
struct sockaddr *from, INT32 *fromlen32)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
#ifdef HAVE_IPX
struct ws_sockaddr_ipx* from2 = (struct ws_sockaddr_ipx *)from;
#endif
TRACE(winsock, "(%08x): socket %04x, ptr %08x, "
"len %d, flags %d\n", (unsigned)pwsi, s, (unsigned)buf,
len, flags);
#if DEBUG_SOCKADDR
if( from ) dump_sockaddr(from);
else DUMP("from = NULL\n");
#endif
if( _check_ws(pwsi, pws) )
{
int length;
if ((length = recvfrom(pws->fd, buf, len, flags, from, fromlen32)) >= 0)
{
TRACE(winsock, " -> %i bytes\n", length);
if( pws->psop && (pws->flags & (WS_FD_READ | WS_FD_CLOSE)) )
EVENT_AddIO( pws->fd, EVENT_IO_READ ); /* reenabler */
#ifdef HAVE_IPX
if (from && ((struct sockaddr_ipx *)from)->sipx_family == AF_IPX) {
from = (struct sockaddr *)
malloc(fromlen32 ? *fromlen32 : sizeof(*from2));
memcpy(from, from2, fromlen32 ? *fromlen32 : sizeof(*from2));
from2->sipx_family = WS_AF_IPX;
from2->sipx_network = ((struct sockaddr_ipx *)from)->sipx_network;
from2->sipx_port = ((struct sockaddr_ipx *)from)->sipx_port;
memcpy(from2->sipx_node,
((struct sockaddr_ipx *)from)->sipx_node, IPX_NODE_LEN);
free(from);
}
#endif
return (INT16)length;
}
pwsi->err = wsaErrno();
}
else if( pwsi ) pwsi->err = WSAENOTSOCK;
WARN(winsock, " -> ERROR\n");
#ifdef HAVE_IPX
if (from && ((struct sockaddr_ipx *)from)->sipx_family == AF_IPX) {
from = (struct sockaddr *)
malloc(fromlen32 ? *fromlen32 : sizeof(*from2));
memcpy(from, from2, fromlen32 ? *fromlen32 : sizeof(*from2));
from2->sipx_family = WS_AF_IPX;
from2->sipx_network = ((struct sockaddr_ipx *)from)->sipx_network;
from2->sipx_port = ((struct sockaddr_ipx *)from)->sipx_port;
memcpy(from2->sipx_node,
((struct sockaddr_ipx *)from)->sipx_node, IPX_NODE_LEN);
free(from);
}
#endif
return SOCKET_ERROR;
}
/***********************************************************************
* recvfrom() (WINSOCK.17)
*/
INT16 WINAPI WINSOCK_recvfrom16(SOCKET16 s, char *buf, INT16 len, INT16 flags,
struct sockaddr *from, INT16 *fromlen16)
{
INT32 fromlen32;
INT32 *p = &fromlen32;
INT32 retVal;
if( fromlen16 ) fromlen32 = *fromlen16; else p = NULL;
retVal = WINSOCK_recvfrom32( s, buf, len, flags, from, p );
if( fromlen16 ) *fromlen16 = fromlen32;
return (INT16)retVal;
}
/***********************************************************************
* select() (WINSOCK.18)(WSOCK32.18)
*/
static INT32 __ws_select( BOOL32 b32, void *ws_readfds, void *ws_writefds, void *ws_exceptfds,
struct timeval *timeout )
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): read %8x, write %8x, excp %8x\n",
(unsigned) pwsi, (unsigned) ws_readfds, (unsigned) ws_writefds, (unsigned) ws_exceptfds);
if( pwsi )
{
int highfd = 0;
fd_set readfds, writefds, exceptfds;
fd_set *p_read, *p_write, *p_except;
p_read = fd_set_import(&readfds, pwsi, ws_readfds, &highfd, b32);
p_write = fd_set_import(&writefds, pwsi, ws_writefds, &highfd, b32);
p_except = fd_set_import(&exceptfds, pwsi, ws_exceptfds, &highfd, b32);
if( (highfd = select(highfd + 1, p_read, p_write, p_except, timeout)) > 0 )
{
fd_set_export(pwsi, &readfds, p_except, ws_readfds, b32);
fd_set_export(pwsi, &writefds, p_except, ws_writefds, b32);
if (p_except && ws_exceptfds)
{
#define wsfds16 ((ws_fd_set16*)ws_exceptfds)
#define wsfds32 ((ws_fd_set32*)ws_exceptfds)
int i, j, count = (b32) ? wsfds32->fd_count : wsfds16->fd_count;
for (i = j = 0; i < count; i++)
{
ws_socket *pws = (b32) ? (ws_socket *)WS_HANDLE2PTR(wsfds32->fd_array[i])
: (ws_socket *)WS_HANDLE2PTR(wsfds16->fd_array[i]);
if( _check_ws(pwsi, pws) && FD_ISSET(pws->fd, &exceptfds) )
{
if( b32 )
wsfds32->fd_array[j++] = wsfds32->fd_array[i];
else
wsfds16->fd_array[j++] = wsfds16->fd_array[i];
}
}
if( b32 )
wsfds32->fd_count = j;
else
wsfds16->fd_count = j;
#undef wsfds32
#undef wsfds16
}
return highfd;
}
if( ws_readfds ) ((ws_fd_set32*)ws_readfds)->fd_count = 0;
if( ws_writefds ) ((ws_fd_set32*)ws_writefds)->fd_count = 0;
if( ws_exceptfds ) ((ws_fd_set32*)ws_exceptfds)->fd_count = 0;
if( highfd == 0 ) return 0;
pwsi->err = wsaErrno();
}
return SOCKET_ERROR;
}
INT16 WINAPI WINSOCK_select16(INT16 nfds, ws_fd_set16 *ws_readfds,
ws_fd_set16 *ws_writefds, ws_fd_set16 *ws_exceptfds,
struct timeval *timeout)
{
return (INT16)__ws_select( FALSE, ws_readfds, ws_writefds, ws_exceptfds, timeout );
}
INT32 WINAPI WINSOCK_select32(INT32 nfds, ws_fd_set32 *ws_readfds,
ws_fd_set32 *ws_writefds, ws_fd_set32 *ws_exceptfds,
struct timeval *timeout)
{
/* struct timeval is the same for both 32- and 16-bit code */
return (INT32)__ws_select( TRUE, ws_readfds, ws_writefds, ws_exceptfds, timeout );
}
/***********************************************************************
* send() (WSOCK32.19)
*/
INT32 WINAPI WINSOCK_send32(SOCKET32 s, char *buf, INT32 len, INT32 flags)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): socket %04x, ptr %08x, length %d, flags %d\n",
(unsigned)pwsi, s, (unsigned) buf, len, flags);
if( _check_ws(pwsi, pws) )
{
int length;
if ((length = send(pws->fd, buf, len, flags)) < 0 )
{
pwsi->err = wsaErrno();
if( pwsi->err == WSAEWOULDBLOCK &&
pws->psop && pws->flags & WS_FD_WRITE )
EVENT_AddIO( pws->fd, EVENT_IO_WRITE ); /* reenabler */
}
else return (INT16)length;
}
else if( pwsi ) pwsi->err = WSAENOTSOCK;
return SOCKET_ERROR;
}
/***********************************************************************
* send() (WINSOCK.19)
*/
INT16 WINAPI WINSOCK_send16(SOCKET16 s, char *buf, INT16 len, INT16 flags)
{
return WINSOCK_send32( s, buf, len, flags );
}
/***********************************************************************
* sendto() (WSOCK32.20)
*/
INT32 WINAPI WINSOCK_sendto32(SOCKET32 s, char *buf, INT32 len, INT32 flags,
struct sockaddr *to, INT32 tolen)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
#ifdef HAVE_IPX
struct ws_sockaddr_ipx* to2 = (struct ws_sockaddr_ipx *)to;
#endif
TRACE(winsock, "(%08x): socket %04x, ptr %08x, length %d, flags %d\n",
(unsigned)pwsi, s, (unsigned) buf, len, flags);
if( _check_ws(pwsi, pws) )
{
INT32 length;
if (to && ((struct ws_sockaddr_ipx *)to)->sipx_family == WS_AF_PUP)
((struct ws_sockaddr_ipx *)to)->sipx_family = AF_UNSPEC;
#ifdef HAVE_IPX
else if (to &&
((struct ws_sockaddr_ipx *)to)->sipx_family == WS_AF_IPX)
{
to = (struct sockaddr *) malloc(sizeof(struct sockaddr_ipx));
memset(to, '\0', sizeof(struct sockaddr_ipx));
((struct sockaddr_ipx *)to)->sipx_family = AF_IPX;
((struct sockaddr_ipx *)to)->sipx_port = to2->sipx_port;
((struct sockaddr_ipx *)to)->sipx_network = to2->sipx_network;
memcpy(((struct sockaddr_ipx *)to)->sipx_node,
to2->sipx_node, IPX_NODE_LEN);
tolen = sizeof(struct sockaddr_ipx);
}
#endif
if ((length = sendto(pws->fd, buf, len, flags, to, tolen)) < 0 )
{
pwsi->err = wsaErrno();
if( pwsi->err == WSAEWOULDBLOCK &&
pws->psop && pws->flags & WS_FD_WRITE )
EVENT_AddIO( pws->fd, EVENT_IO_WRITE ); /* reenabler */
}
else {
#ifdef HAVE_IPX
if (to && ((struct sockaddr_ipx *)to)->sipx_family == AF_IPX) {
free(to);
}
#endif
return length;
}
}
else if( pwsi ) pwsi->err = WSAENOTSOCK;
#ifdef HAVE_IPX
if (to && ((struct sockaddr_ipx *)to)->sipx_family == AF_IPX) {
free(to);
}
#endif
return SOCKET_ERROR;
}
/***********************************************************************
* sendto() (WINSOCK.20)
*/
INT16 WINAPI WINSOCK_sendto16(SOCKET16 s, char *buf, INT16 len, INT16 flags,
struct sockaddr *to, INT16 tolen)
{
return (INT16)WINSOCK_sendto32( s, buf, len, flags, to, tolen );
}
/***********************************************************************
* setsockopt() (WSOCK32.21)
*/
INT32 WINAPI WINSOCK_setsockopt32(SOCKET16 s, INT32 level, INT32 optname,
char *optval, INT32 optlen)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): socket %04x, lev %d, opt %d, ptr %08x, len %d\n",
(unsigned)pwsi, s, level, optname, (int) optval, optlen);
if( _check_ws(pwsi, pws) )
{
struct linger linger;
convert_sockopt(&level, &optname);
if (optname == SO_LINGER && optval) {
/* yes, uses unsigned short in both win16/win32 */
linger.l_onoff = ((UINT16*)optval)[0];
linger.l_linger = ((UINT16*)optval)[1];
/* FIXME: what is documented behavior if SO_LINGER optval
is null?? */
optval = (char*)&linger;
optlen = sizeof(struct linger);
}
if (setsockopt(pws->fd, level, optname, optval, optlen) == 0) return 0;
pwsi->err = wsaErrno();
}
else if( pwsi ) pwsi->err = WSAENOTSOCK;
return SOCKET_ERROR;
}
/***********************************************************************
* setsockopt() (WINSOCK.21)
*/
INT16 WINAPI WINSOCK_setsockopt16(SOCKET16 s, INT16 level, INT16 optname,
char *optval, INT16 optlen)
{
if( !optval ) return SOCKET_ERROR;
return (INT16)WINSOCK_setsockopt32( s, (UINT16)level, optname, optval, optlen );
}
/***********************************************************************
* shutdown() (WSOCK32.22)
*/
INT32 WINAPI WINSOCK_shutdown32(SOCKET32 s, INT32 how)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): socket %04x, how %i\n",
(unsigned)pwsi, s, how );
if( _check_ws(pwsi, pws) )
{
if( pws->psop )
switch( how )
{
case 0: /* drop receives */
if( pws->flags & (WS_FD_READ | WS_FD_CLOSE) )
EVENT_DeleteIO( pws->fd, EVENT_IO_READ );
pws->flags &= ~(WS_FD_READ | WS_FD_CLOSE);
#ifdef SHUT_RD
how = SHUT_RD;
#endif
break;
case 1: /* drop sends */
if( pws->flags & WS_FD_WRITE )
EVENT_DeleteIO( pws->fd, EVENT_IO_WRITE );
pws->flags &= ~WS_FD_WRITE;
#ifdef SHUT_WR
how = SHUT_WR;
#endif
break;
case 2: /* drop all */
#ifdef SHUT_RDWR
how = SHUT_RDWR;
#endif
default:
WSAAsyncSelect32( s, 0, 0, 0 );
break;
}
if (shutdown(pws->fd, how) == 0)
{
if( how > 1 )
{
pws->flags &= ~(WS_FD_CONNECTED | WS_FD_LISTENING);
pws->flags |= WS_FD_INACTIVE;
}
return 0;
}
pwsi->err = wsaErrno();
}
else if( pwsi ) pwsi->err = WSAENOTSOCK;
return SOCKET_ERROR;
}
/***********************************************************************
* shutdown() (WINSOCK.22)
*/
INT16 WINAPI WINSOCK_shutdown16(SOCKET16 s, INT16 how)
{
return (INT16)WINSOCK_shutdown32( s, how );
}
/***********************************************************************
* socket() (WSOCK32.23)
*/
SOCKET32 WINAPI WINSOCK_socket32(INT32 af, INT32 type, INT32 protocol)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): af=%d type=%d protocol=%d\n",
(unsigned)pwsi, af, type, protocol);
if( pwsi )
{
int sock;
/* check the socket family */
switch(af)
{
#ifdef HAVE_IPX
case WS_AF_IPX: af = AF_IPX;
#endif
case AF_INET:
case AF_UNSPEC: break;
default: pwsi->err = WSAEAFNOSUPPORT;
return INVALID_SOCKET32;
}
/* check the socket type */
switch(type)
{
case SOCK_STREAM:
case SOCK_DGRAM:
case SOCK_RAW: break;
default: pwsi->err = WSAESOCKTNOSUPPORT;
return INVALID_SOCKET32;
}
/* check the protocol type */
if ( protocol < 0 ) /* don't support negative values */
{ pwsi->err = WSAEPROTONOSUPPORT; return INVALID_SOCKET32; }
if ( af == AF_UNSPEC) /* did they not specify the address family? */
switch(protocol)
{
case IPPROTO_TCP:
if (type == SOCK_STREAM) { af = AF_INET; break; }
case IPPROTO_UDP:
if (type == SOCK_DGRAM) { af = AF_INET; break; }
default: pwsi->err = WSAEPROTOTYPE; return INVALID_SOCKET32;
}
if ((sock = socket(af, type, protocol)) >= 0)
{
ws_socket* pnew = wsi_alloc_socket(pwsi, sock);
TRACE(winsock,"\tcreated %i (handle %04x)\n", sock, (UINT16)WS_PTR2HANDLE(pnew));
if( pnew )
{
pnew->flags |= WS_FD_INACTIVE;
return (SOCKET16)WS_PTR2HANDLE(pnew);
}
close(sock);
pwsi->err = WSAENOBUFS;
return INVALID_SOCKET32;
}
if (errno == EPERM) /* raw socket denied */
{
WARN(winsock, "WS_SOCKET: not enough privileges\n");
pwsi->err = WSAESOCKTNOSUPPORT;
} else pwsi->err = wsaErrno();
}
WARN(winsock, "\t\tfailed!\n");
return INVALID_SOCKET32;
}
/***********************************************************************
* socket() (WINSOCK.23)
*/
SOCKET16 WINAPI WINSOCK_socket16(INT16 af, INT16 type, INT16 protocol)
{
return (SOCKET16)WINSOCK_socket32( af, type, protocol );
}
/* ----------------------------------- DNS services
*
* IMPORTANT: 16-bit API structures have SEGPTR pointers inside them.
* Also, we have to use wsock32 stubs to convert structures and
* error codes from Unix to WSA, hence there is no direct mapping in
* the relay32/wsock32.spec.
*/
static char* NULL_STRING = "NULL";
/***********************************************************************
* gethostbyaddr() (WINSOCK.51)(WSOCK32.51)
*/
static struct WIN_hostent* __ws_gethostbyaddr(const char *addr, int len, int type, int dup_flag)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
if( pwsi )
{
struct hostent* host;
if( (host = gethostbyaddr(addr, len, type)) != NULL )
if( WS_dup_he(pwsi, host, dup_flag) )
return (struct WIN_hostent*)(pwsi->he);
else
pwsi->err = WSAENOBUFS;
else
pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
return NULL;
}
SEGPTR WINAPI WINSOCK_gethostbyaddr16(const char *addr, INT16 len, INT16 type)
{
struct WIN_hostent* retval;
TRACE(winsock, "ptr %08x, len %d, type %d\n",
(unsigned) addr, len, type);
retval = __ws_gethostbyaddr( addr, len, type, WS_DUP_SEGPTR );
return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
}
struct WIN_hostent* WINAPI WINSOCK_gethostbyaddr32(const char *addr, INT32 len,
INT32 type)
{
TRACE(winsock, "ptr %08x, len %d, type %d\n",
(unsigned) addr, len, type);
return __ws_gethostbyaddr(addr, len, type, WS_DUP_LINEAR);
}
/***********************************************************************
* gethostbyname() (WINSOCK.52)(WSOCK32.52)
*/
static struct WIN_hostent * __ws_gethostbyname(const char *name, int dup_flag)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
if( pwsi )
{
struct hostent* host;
if( (host = gethostbyname(name)) != NULL )
if( WS_dup_he(pwsi, host, dup_flag) )
return (struct WIN_hostent*)(pwsi->he);
else pwsi->err = WSAENOBUFS;
else pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
return NULL;
}
SEGPTR WINAPI WINSOCK_gethostbyname16(const char *name)
{
struct WIN_hostent* retval;
TRACE(winsock, "%s\n", (name)?name:NULL_STRING);
retval = __ws_gethostbyname( name, WS_DUP_SEGPTR );
return (retval)? SEGPTR_GET(retval) : ((SEGPTR)NULL) ;
}
struct WIN_hostent* WINAPI WINSOCK_gethostbyname32(const char* name)
{
TRACE(winsock, "%s\n", (name)?name:NULL_STRING);
return __ws_gethostbyname( name, WS_DUP_LINEAR );
}
/***********************************************************************
* getprotobyname() (WINSOCK.53)(WSOCK32.53)
*/
static struct WIN_protoent* __ws_getprotobyname(const char *name, int dup_flag)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
if( pwsi )
{
struct protoent* proto;
if( (proto = getprotobyname(name)) != NULL )
if( WS_dup_pe(pwsi, proto, dup_flag) )
return (struct WIN_protoent*)(pwsi->pe);
else pwsi->err = WSAENOBUFS;
else pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
return NULL;
}
SEGPTR WINAPI WINSOCK_getprotobyname16(const char *name)
{
struct WIN_protoent* retval;
TRACE(winsock, "%s\n", (name)?name:NULL_STRING);
retval = __ws_getprotobyname(name, WS_DUP_SEGPTR);
return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
}
struct WIN_protoent* WINAPI WINSOCK_getprotobyname32(const char* name)
{
TRACE(winsock, "%s\n", (name)?name:NULL_STRING);
return __ws_getprotobyname(name, WS_DUP_LINEAR);
}
/***********************************************************************
* getprotobynumber() (WINSOCK.54)(WSOCK32.54)
*/
static struct WIN_protoent* __ws_getprotobynumber(int number, int dup_flag)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
if( pwsi )
{
struct protoent* proto;
if( (proto = getprotobynumber(number)) != NULL )
if( WS_dup_pe(pwsi, proto, dup_flag) )
return (struct WIN_protoent*)(pwsi->pe);
else pwsi->err = WSAENOBUFS;
else pwsi->err = WSANO_DATA;
}
return NULL;
}
SEGPTR WINAPI WINSOCK_getprotobynumber16(INT16 number)
{
struct WIN_protoent* retval;
TRACE(winsock, "%i\n", number);
retval = __ws_getprotobynumber(number, WS_DUP_SEGPTR);
return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
}
struct WIN_protoent* WINAPI WINSOCK_getprotobynumber32(INT32 number)
{
TRACE(winsock, "%i\n", number);
return __ws_getprotobynumber(number, WS_DUP_LINEAR);
}
/***********************************************************************
* getservbyname() (WINSOCK.55)(WSOCK32.55)
*/
struct WIN_servent* __ws_getservbyname(const char *name, const char *proto, int dup_flag)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
if( pwsi )
{
struct servent* serv;
int i = wsi_strtolo( pwsi, name, proto );
if( i )
if( (serv = getservbyname(pwsi->buffer, pwsi->buffer + i)) != NULL )
if( WS_dup_se(pwsi, serv, dup_flag) )
return (struct WIN_servent*)(pwsi->se);
else pwsi->err = WSAENOBUFS;
else pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
else pwsi->err = WSAENOBUFS;
}
return NULL;
}
SEGPTR WINAPI WINSOCK_getservbyname16(const char *name, const char *proto)
{
struct WIN_servent* retval;
TRACE(winsock, "'%s', '%s'\n",
(name)?name:NULL_STRING, (proto)?proto:NULL_STRING);
retval = __ws_getservbyname(name, proto, WS_DUP_SEGPTR);
return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
}
struct WIN_servent* WINAPI WINSOCK_getservbyname32(const char *name, const char *proto)
{
TRACE(winsock, "'%s', '%s'\n",
(name)?name:NULL_STRING, (proto)?proto:NULL_STRING);
return __ws_getservbyname(name, proto, WS_DUP_LINEAR);
}
/***********************************************************************
* getservbyport() (WINSOCK.56)(WSOCK32.56)
*/
static struct WIN_servent* __ws_getservbyport(int port, const char* proto, int dup_flag)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
if( pwsi )
{
struct servent* serv;
int i = wsi_strtolo( pwsi, proto, NULL );
if( i )
if( (serv = getservbyport(port, pwsi->buffer)) != NULL )
if( WS_dup_se(pwsi, serv, dup_flag) )
return (struct WIN_servent*)(pwsi->se);
else pwsi->err = WSAENOBUFS;
else pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
else pwsi->err = WSAENOBUFS;
}
return NULL;
}
SEGPTR WINAPI WINSOCK_getservbyport16(INT16 port, const char *proto)
{
struct WIN_servent* retval;
TRACE(winsock, "%i, '%s'\n",
(int)port, (proto)?proto:NULL_STRING);
retval = __ws_getservbyport(port, proto, WS_DUP_SEGPTR);
return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
}
struct WIN_servent* WINAPI WINSOCK_getservbyport32(INT32 port, const char *proto)
{
TRACE(winsock, "%i, '%s'\n",
(int)port, (proto)?proto:NULL_STRING);
return __ws_getservbyport(port, proto, WS_DUP_LINEAR);
}
/***********************************************************************
* gethostname() (WSOCK32.57)
*/
INT32 WINAPI WINSOCK_gethostname32(char *name, INT32 namelen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): name %s, len %d\n",
(unsigned)pwsi, (name)?name:NULL_STRING, namelen);
if( pwsi )
{
if (gethostname(name, namelen) == 0) return 0;
pwsi->err = (errno == EINVAL) ? WSAEFAULT : wsaErrno();
}
return SOCKET_ERROR;
}
/***********************************************************************
* gethostname() (WINSOCK.57)
*/
INT16 WINAPI WINSOCK_gethostname16(char *name, INT16 namelen)
{
return (INT16)WINSOCK_gethostname32(name, namelen);
}
/* ------------------------------------- Windows sockets extensions -- *
* *
* ------------------------------------------------------------------- */
/***********************************************************************
* WSAAsyncGetHostByAddr() (WINSOCK.102)
*/
HANDLE16 WINAPI WSAAsyncGetHostByAddr16(HWND16 hWnd, UINT16 uMsg, LPCSTR addr,
INT16 len, INT16 type, SEGPTR sbuf, INT16 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): hwnd %04x, msg %04x, addr %08x[%i]\n",
(unsigned)pwsi, hWnd, uMsg, (unsigned)addr , len );
if( pwsi )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, type, addr, len,
NULL, (void*)sbuf, buflen, WSMSG_ASYNC_HOSTBYADDR );
return 0;
}
/***********************************************************************
* WSAAsyncGetHostByAddr() (WSOCK32.102)
*/
HANDLE32 WINAPI WSAAsyncGetHostByAddr32(HWND32 hWnd, UINT32 uMsg, LPCSTR addr,
INT32 len, INT32 type, LPSTR sbuf, INT32 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): hwnd %04x, msg %08x, addr %08x[%i]\n",
(unsigned)pwsi, (HWND16)hWnd, uMsg, (unsigned)addr , len );
if( pwsi )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, type, addr, len,
NULL, (void*)sbuf, buflen, WSMSG_ASYNC_HOSTBYADDR | WSMSG_WIN32_AOP);
return 0;
}
/***********************************************************************
* WSAAsyncGetHostByName() (WINSOCK.103)
*/
HANDLE16 WINAPI WSAAsyncGetHostByName16(HWND16 hWnd, UINT16 uMsg, LPCSTR name,
SEGPTR sbuf, INT16 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): hwnd %04x, msg %04x, host %s,
buffer %i\n", (unsigned)pwsi, hWnd, uMsg, (name)?name:NULL_STRING, (int)buflen );
if( pwsi )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, 0, name, 0,
NULL, (void*)sbuf, buflen, WSMSG_ASYNC_HOSTBYNAME );
return 0;
}
/***********************************************************************
* WSAAsyncGetHostByName32() (WSOCK32.103)
*/
HANDLE32 WINAPI WSAAsyncGetHostByName32(HWND32 hWnd, UINT32 uMsg, LPCSTR name,
LPSTR sbuf, INT32 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): hwnd %04x, msg %08x, host %s, buffer %i\n",
(unsigned)pwsi, (HWND16)hWnd, uMsg,
(name)?name:NULL_STRING, (int)buflen );
if( pwsi )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, 0, name, 0,
NULL, (void*)sbuf, buflen, WSMSG_ASYNC_HOSTBYNAME | WSMSG_WIN32_AOP);
return 0;
}
/***********************************************************************
* WSAAsyncGetProtoByName() (WINSOCK.105)
*/
HANDLE16 WINAPI WSAAsyncGetProtoByName16(HWND16 hWnd, UINT16 uMsg, LPCSTR name,
SEGPTR sbuf, INT16 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): hwnd %04x, msg %08x, protocol %s\n",
(unsigned)pwsi, (HWND16)hWnd, uMsg, (name)?name:NULL_STRING );
if( pwsi )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, 0, name, 0,
NULL, (void*)sbuf, buflen, WSMSG_ASYNC_PROTOBYNAME );
return 0;
}
/***********************************************************************
* WSAAsyncGetProtoByName() (WSOCK32.105)
*/
HANDLE32 WINAPI WSAAsyncGetProtoByName32(HWND32 hWnd, UINT32 uMsg, LPCSTR name,
LPSTR sbuf, INT32 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): hwnd %04x, msg %08x, protocol %s\n",
(unsigned)pwsi, (HWND16)hWnd, uMsg, (name)?name:NULL_STRING );
if( pwsi )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, 0, name, 0,
NULL, (void*)sbuf, buflen, WSMSG_ASYNC_PROTOBYNAME | WSMSG_WIN32_AOP);
return 0;
}
/***********************************************************************
* WSAAsyncGetProtoByNumber() (WINSOCK.104)
*/
HANDLE16 WINAPI WSAAsyncGetProtoByNumber16(HWND16 hWnd, UINT16 uMsg, INT16 number,
SEGPTR sbuf, INT16 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): hwnd %04x, msg %04x, num %i\n",
(unsigned)pwsi, hWnd, uMsg, number );
if( pwsi )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, number, NULL, 0,
NULL, (void*)sbuf, buflen, WSMSG_ASYNC_PROTOBYNUM );
return 0;
}
/***********************************************************************
* WSAAsyncGetProtoByNumber() (WSOCK32.104)
*/
HANDLE32 WINAPI WSAAsyncGetProtoByNumber32(HWND32 hWnd, UINT32 uMsg, INT32 number,
LPSTR sbuf, INT32 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): hwnd %04x, msg %08x, num %i\n",
(unsigned)pwsi, (HWND16)hWnd, uMsg, number );
if( pwsi )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, number, NULL, 0,
NULL, (void*)sbuf, buflen, WSMSG_ASYNC_PROTOBYNUM | WSMSG_WIN32_AOP);
return 0;
}
/***********************************************************************
* WSAAsyncGetServByName() (WINSOCK.107)
*/
HANDLE16 WINAPI WSAAsyncGetServByName16(HWND16 hWnd, UINT16 uMsg, LPCSTR name,
LPCSTR proto, SEGPTR sbuf, INT16 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): hwnd %04x, msg %04x, name %s, proto %s\n",
(unsigned)pwsi, hWnd, uMsg,
(name)?name:NULL_STRING, (proto)?proto:NULL_STRING );
if( pwsi )
{
int i = wsi_strtolo( pwsi, name, proto );
if( i )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, 0, pwsi->buffer, 0,
pwsi->buffer + i, (void*)sbuf, buflen, WSMSG_ASYNC_SERVBYNAME );
}
return 0;
}
/***********************************************************************
* WSAAsyncGetServByName() (WSOCK32.107)
*/
HANDLE32 WINAPI WSAAsyncGetServByName32(HWND32 hWnd, UINT32 uMsg, LPCSTR name,
LPCSTR proto, LPSTR sbuf, INT32 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): hwnd %04x, msg %08x, name %s, proto %s\n",
(unsigned)pwsi, (HWND16)hWnd, uMsg,
(name)?name:NULL_STRING, (proto)?proto:NULL_STRING );
if( pwsi )
{
int i = wsi_strtolo( pwsi, name, proto );
if( i )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, 0, pwsi->buffer, 0,
pwsi->buffer + i, (void*)sbuf, buflen, WSMSG_ASYNC_SERVBYNAME | WSMSG_WIN32_AOP);
}
return 0;
}
/***********************************************************************
* WSAAsyncGetServByPort() (WINSOCK.106)
*/
HANDLE16 WINAPI WSAAsyncGetServByPort16(HWND16 hWnd, UINT16 uMsg, INT16 port,
LPCSTR proto, SEGPTR sbuf, INT16 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): hwnd %04x, msg %04x, port %i, proto %s\n",
(unsigned)pwsi, hWnd, uMsg, port, (proto)?proto:NULL_STRING );
if( pwsi )
{
int i = wsi_strtolo( pwsi, proto, NULL );
if( i )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, port, pwsi->buffer, 0,
NULL, (void*)sbuf, buflen, WSMSG_ASYNC_SERVBYPORT );
}
return 0;
}
/***********************************************************************
* WSAAsyncGetServByPort() (WSOCK32.106)
*/
HANDLE32 WINAPI WSAAsyncGetServByPort32(HWND32 hWnd, UINT32 uMsg, INT32 port,
LPCSTR proto, LPSTR sbuf, INT32 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): hwnd %04x, msg %08x, port %i, proto %s\n",
(unsigned)pwsi, (HWND16)hWnd, uMsg, port, (proto)?proto:NULL_STRING );
if( pwsi )
{
int i = wsi_strtolo( pwsi, proto, NULL );
if( i )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, port, pwsi->buffer, 0,
NULL, (void*)sbuf, buflen, WSMSG_ASYNC_SERVBYPORT | WSMSG_WIN32_AOP);
}
return 0;
}
/***********************************************************************
* WSACancelAsyncRequest() (WINSOCK.108)(WSOCK32.109)
*/
INT32 WINAPI WSACancelAsyncRequest32(HANDLE32 hAsyncTaskHandle)
{
INT32 retVal = SOCKET_ERROR;
LPWSINFO pwsi = wsi_find(GetCurrentTask());
ws_async_op* p_aop = (ws_async_op*)WS_HANDLE2PTR(hAsyncTaskHandle);
TRACE(winsock, "(%08x): handle %08x\n",
(unsigned)pwsi, hAsyncTaskHandle);
if( pwsi )
{
SIGNAL_MaskAsyncEvents( TRUE ); /* block SIGIO */
if( WINSOCK_cancel_async_op(p_aop) )
{
WS_FREE(p_aop);
pwsi->num_async_rq--;
retVal = 0;
}
else pwsi->err = WSAEINVAL;
SIGNAL_MaskAsyncEvents( FALSE );
}
return retVal;
}
INT16 WINAPI WSACancelAsyncRequest16(HANDLE16 hAsyncTaskHandle)
{
return (HANDLE16)WSACancelAsyncRequest32((HANDLE32)hAsyncTaskHandle);
}
/***********************************************************************
* WSAAsyncSelect() (WINSOCK.101)(WSOCK32.101)
*/
static ws_select_op* __ws_select_list = NULL;
BOOL32 WINSOCK_HandleIO( int* max_fd, int num_pending,
fd_set pending_set[3], fd_set event_set[3] )
{
/* This function is called by the event dispatcher
* with the pending_set[] containing the result of select() and
* the event_set[] containing all fd that are being watched */
ws_select_op* psop = __ws_select_list;
BOOL32 bPost = FALSE;
DWORD dwEvent, dwErrBytes;
int num_posted;
TRACE(winsock,"%i pending descriptors\n", num_pending );
for( num_posted = dwEvent = 0 ; psop; psop = psop->next )
{
unsigned flags = psop->pws->flags;
int fd = psop->pws->fd;
int r, w, e;
w = 0;
if( (r = FD_ISSET( fd, &pending_set[EVENT_IO_READ] )) ||
(w = FD_ISSET( fd, &pending_set[EVENT_IO_WRITE] )) ||
(e = FD_ISSET( fd, &pending_set[EVENT_IO_EXCEPT] )) )
{
/* This code removes WS_FD flags on one-shot events (WS_FD_CLOSE,
* WS_FD_CONNECT), otherwise it clears descriptors in the io_set.
* Reenabling calls turn them back on.
*/
TRACE(winsock,"\tchecking psop = 0x%08x\n", (unsigned) psop );
num_pending--;
/* Now figure out what kind of event we've got. The worst problem
* we have to contend with is that some out of control applications
* really want to use mutually exclusive AsyncSelect() flags all at
* the same time.
*/
if((flags & WS_FD_ACCEPT) && (flags & WS_FD_LISTENING))
{
/* WS_FD_ACCEPT is valid only if the socket is in the
* listening state */
FD_CLR( fd, &event_set[EVENT_IO_WRITE] );
if( r )
{
FD_CLR( fd, &event_set[EVENT_IO_READ] ); /* reenabled by the next accept() */
dwEvent = WSAMAKESELECTREPLY( WS_FD_ACCEPT, 0 );
bPost = TRUE;
}
else continue;
}
else if( flags & WS_FD_CONNECT )
{
/* connecting socket */
if( w || (w = FD_ISSET( fd, &pending_set[EVENT_IO_WRITE] )) )
{
/* ready to write means that socket is connected
*
* FIXME: Netscape calls AsyncSelect( s, ... WS_FD_CONNECT .. )
* right after s = socket() and somehow "s" becomes writeable
* before it goes through connect()!?!?
*/
psop->pws->flags |= WS_FD_CONNECTED;
psop->pws->flags &= ~(WS_FD_CONNECT | WS_FD_INACTIVE);
dwEvent = WSAMAKESELECTREPLY( WS_FD_CONNECT, 0 );
if( flags & (WS_FD_READ | WS_FD_CLOSE))
FD_SET( fd, &event_set[EVENT_IO_READ] );
else
FD_CLR( fd, &event_set[EVENT_IO_READ] );
if( flags & WS_FD_WRITE )
FD_SET( fd, &event_set[EVENT_IO_WRITE] );
else
FD_CLR( fd, &event_set[EVENT_IO_WRITE] );
bPost = TRUE;
}
else if( r )
{
/* failure - do read() to get correct errno */
if( read( fd, &dwErrBytes, sizeof(dwErrBytes) ) == -1 )
{
dwEvent = WSAMAKESELECTREPLY( WS_FD_CONNECT, wsaErrno() );
bPost = TRUE;
}
}
/* otherwise bPost stays FALSE, should probably clear event_set */
}
else
{
/* connected socket, no WS_FD_OOB code for now. */
if( flags & WS_FD_WRITE &&
(w || (w = FD_ISSET( fd, &pending_set[EVENT_IO_WRITE] ))) )
{
/* this will be reenabled when send() or sendto() fail with
* WSAEWOULDBLOCK */
if( PostMessage32A( psop->hWnd, psop->uMsg, (WPARAM32)WS_PTR2HANDLE(psop->pws),
(LPARAM)WSAMAKESELECTREPLY( WS_FD_WRITE, 0 ) ) )
{
TRACE(winsock, "\t hwnd %04x - %04x, %08x\n",
psop->hWnd, psop->uMsg, (unsigned)MAKELONG(WS_FD_WRITE, 0) );
FD_CLR( fd, &event_set[EVENT_IO_WRITE] );
num_posted++;
}
}
if( r && (flags & (WS_FD_READ | WS_FD_CLOSE)) )
{
int val = (flags & WS_FD_RAW);
/* WS_FD_RAW is set by the WSAAsyncSelect() init */
bPost = TRUE;
if( !val && ioctl( fd, FIONREAD, (char*)&dwErrBytes) == -1 )
{
/* weirdness */
dwEvent = WSAMAKESELECTREPLY( WS_FD_READ, wsaErrno() );
}
else if( val || dwErrBytes )
{
/* got pending data, will be reenabled by recv() or recvfrom() */
FD_CLR( fd, &event_set[EVENT_IO_READ] );
dwEvent = WSAMAKESELECTREPLY( WS_FD_READ, 0 );
}
else
{
/* 0 bytes to read - connection reset by peer? */
do
val = read( fd, (char*)&dwErrBytes, sizeof(dwErrBytes));
while( errno == EINTR );
if( errno != EWOULDBLOCK )
{
switch( val )
{
case 0: errno = ENETDOWN; /* soft reset, fall through */
case -1: /* hard reset */
dwEvent = WSAMAKESELECTREPLY( WS_FD_CLOSE, wsaErrno() );
break;
default: bPost = FALSE;
continue; /* FIXME: this is real bad */
}
}
else { bPost = FALSE; continue; } /* more weirdness */
/* this is it, this socket is closed */
psop->pws->flags &= ~(WS_FD_READ | WS_FD_CLOSE | WS_FD_WRITE);
FD_CLR( fd, &event_set[EVENT_IO_READ] );
FD_CLR( fd, &event_set[EVENT_IO_WRITE] );
if( *max_fd == (fd + 1) ) (*max_fd)--;
}
}
}
if( bPost )
{
TRACE(winsock, "\t hwnd %04x - %04x, %08x\n",
psop->hWnd, psop->uMsg, (unsigned)dwEvent );
PostMessage32A( psop->hWnd, psop->uMsg,
(WPARAM32)WS_PTR2HANDLE(psop->pws), (LPARAM)dwEvent );
bPost = FALSE;
num_posted++;
}
}
if( num_pending <= 0 ) break;
}
TRACE(winsock, "\tdone, %i posted events\n", num_posted );
return ( num_posted ) ? TRUE : FALSE;
}
INT32 WINAPI WSAAsyncSelect32(SOCKET32 s, HWND32 hWnd, UINT32 uMsg, UINT32 lEvent)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): %04x, hWnd %04x, uMsg %08x, event %08x\n",
(unsigned)pwsi, (SOCKET16)s, (HWND16)hWnd, uMsg, (unsigned)lEvent );
if( _check_ws(pwsi, pws) )
{
ws_select_op* psop;
if( (psop = pws->psop) )
{
/* delete previous control struct */
if( psop == __ws_select_list )
__ws_select_list = psop->next;
else
psop->prev->next = psop->next;
if( psop->next ) psop->next->prev = psop->prev;
if( pws->flags & (WS_FD_ACCEPT | WS_FD_CONNECT | WS_FD_READ | WS_FD_CLOSE) )
EVENT_DeleteIO( pws->fd, EVENT_IO_READ );
if( pws->flags & (WS_FD_CONNECT | WS_FD_WRITE) )
EVENT_DeleteIO( pws->fd, EVENT_IO_WRITE );
TRACE(winsock,"\tremoving psop = 0x%08x\n", (unsigned) psop );
WS_FREE( pws->psop );
pws->flags &= ~(WS_FD_RAW | WS_FD_ACCEPT | WS_FD_CONNECT |
WS_FD_READ | WS_FD_WRITE | WS_FD_CLOSE);
pws->psop = NULL;
}
if( lEvent )
{
psop = (ws_select_op*)WS_ALLOC(sizeof(ws_select_op));
if( psop )
{
int sock_type, bytes = sizeof(int);
WINSOCK_unblock_io( pws->fd, TRUE );
psop->prev = NULL;
psop->next = __ws_select_list;
if( __ws_select_list )
__ws_select_list->prev = psop;
__ws_select_list = psop;
psop->pws = pws;
psop->hWnd = hWnd;
psop->uMsg = uMsg;
pws->psop = psop;
pws->flags |= (0x0000FFFF & lEvent);
getsockopt(pws->fd, SOL_SOCKET, SO_TYPE, &sock_type, &bytes);
if( sock_type == SOCK_RAW ) pws->flags |= WS_FD_RAW;
if( lEvent & (WS_FD_ACCEPT | WS_FD_CONNECT | WS_FD_READ | WS_FD_CLOSE) )
EVENT_AddIO( pws->fd, EVENT_IO_READ );
if( lEvent & (WS_FD_CONNECT | WS_FD_WRITE) )
EVENT_AddIO( pws->fd, EVENT_IO_WRITE );
/* TODO: handle WS_FD_ACCEPT right away if the socket is readable */
TRACE(winsock,"\tcreating psop = 0x%08x\n", (unsigned)psop );
return 0; /* success */
}
else pwsi->err = WSAENOBUFS;
}
else return 0;
}
else if( pwsi ) pwsi->err = WSAEINVAL;
return SOCKET_ERROR;
}
INT16 WINAPI WSAAsyncSelect16(SOCKET16 s, HWND16 hWnd, UINT16 wMsg, UINT32 lEvent)
{
return (INT16)WSAAsyncSelect32( s, hWnd, wMsg, lEvent );
}
/***********************************************************************
* __WSAFDIsSet() (WINSOCK.151)
*/
INT16 WINAPI __WSAFDIsSet16(SOCKET16 s, ws_fd_set16 *set)
{
int i = set->fd_count;
TRACE(winsock, "(%d,%8lx(%i))\n", s,(unsigned long)set, i);
while (i--)
if (set->fd_array[i] == s) return 1;
return 0;
}
/***********************************************************************
* __WSAFDIsSet() (WSOCK32.151)
*/
INT32 WINAPI __WSAFDIsSet32(SOCKET32 s, ws_fd_set32 *set)
{
int i = set->fd_count;
TRACE(winsock, "(%d,%8lx(%i))\n", s,(unsigned long)set, i);
while (i--)
if (set->fd_array[i] == s) return 1;
return 0;
}
/***********************************************************************
* WSAIsBlocking() (WINSOCK.114)(WSOCK32.114)
*/
BOOL32 WINAPI WSAIsBlocking(void)
{
/* By default WinSock should set all its sockets to non-blocking mode
* and poll in PeekMessage loop when processing "blocking" ones. This
* function is supposed to tell if the program is in this loop. Our
* blocking calls are truly blocking so we always return FALSE.
*
* Note: It is allowed to call this function without prior WSAStartup().
*/
TRACE(winsock, "\n");
return FALSE;
}
/***********************************************************************
* WSACancelBlockingCall() (WINSOCK.113)(WSOCK32.113)
*/
INT32 WINAPI WSACancelBlockingCall(void)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x)\n", (unsigned)pwsi);
if( pwsi ) return 0;
return SOCKET_ERROR;
}
/***********************************************************************
* WSASetBlockingHook16() (WINSOCK.109)
*/
FARPROC16 WINAPI WSASetBlockingHook16(FARPROC16 lpBlockFunc)
{
FARPROC16 prev;
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): hook %08x\n",
(unsigned)pwsi, (unsigned) lpBlockFunc);
if( pwsi )
{
prev = (FARPROC16)pwsi->blocking_hook;
pwsi->blocking_hook = (DWORD)lpBlockFunc;
pwsi->flags &= ~WSI_BLOCKINGHOOK32;
return prev;
}
return 0;
}
/***********************************************************************
* WSASetBlockingHook32()
*/
FARPROC32 WINAPI WSASetBlockingHook32(FARPROC32 lpBlockFunc)
{
FARPROC32 prev;
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x): hook %08x\n",
(unsigned)pwsi, (unsigned) lpBlockFunc);
if( pwsi ) {
prev = (FARPROC32)pwsi->blocking_hook;
pwsi->blocking_hook = (DWORD)lpBlockFunc;
pwsi->flags |= WSI_BLOCKINGHOOK32;
return prev;
}
return NULL;
}
/***********************************************************************
* WSAUnhookBlockingHook16() (WINSOCK.110)
*/
INT16 WINAPI WSAUnhookBlockingHook16(void)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x)\n", (unsigned)pwsi);
if( pwsi ) return (INT16)(pwsi->blocking_hook = 0);
return SOCKET_ERROR;
}
/***********************************************************************
* WSAUnhookBlockingHook32()
*/
INT32 WINAPI WSAUnhookBlockingHook32(void)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
TRACE(winsock, "(%08x)\n", (unsigned)pwsi);
if( pwsi )
{
pwsi->blocking_hook = 0;
pwsi->flags &= ~WSI_BLOCKINGHOOK32;
return 0;
}
return SOCKET_ERROR;
}
/*
* TCP/IP action codes.
*/
#define WSCNTL_TCPIP_QUERY_INFO 0x00000000
#define WSCNTL_TCPIP_SET_INFO 0x00000001
#define WSCNTL_TCPIP_ICMP_ECHO 0x00000002
#define WSCNTL_TCPIP_TEST 0x00000003
/***********************************************************************
* WsControl()
*
* WsControl seems to be an undocumented Win95 function. A lot of
* discussion about WsControl can be found on the net, e.g.
* Subject: Re: WSOCK32.DLL WsControl Exported Function
* From: "Peter Rindfuss" <rindfuss-s@medea.wz-berlin.de>
* Date: 1997/08/17
*/
DWORD WINAPI WsControl(DWORD protocoll,DWORD action,
LPVOID inbuf,LPDWORD inbuflen,
LPVOID outbuf,LPDWORD outbuflen)
{
switch (action) {
case WSCNTL_TCPIP_ICMP_ECHO:
{
unsigned int addr = *(unsigned int*)inbuf;
#if 0
int timeout= *(unsigned int*)(inbuf+4);
short x1 = *(unsigned short*)(inbuf+8);
short sendbufsize = *(unsigned short*)(inbuf+10);
char x2 = *(unsigned char*)(inbuf+12);
char ttl = *(unsigned char*)(inbuf+13);
char service = *(unsigned char*)(inbuf+14);
char type= *(unsigned char*)(inbuf+15); /* 0x2: don't fragment*/
#endif
FIXME(winsock,"(ICMP_ECHO) to 0x%08x stub \n", addr);
break;
}
default:
FIXME(winsock,"(%lx,%lx,%p,%p,%p,%p) stub\n",
protocoll,action,inbuf,inbuflen,outbuf,outbuflen);
}
return FALSE;
}
/*********************************************************
* WS_s_perror WSOCK32.1108
*/
void WINAPI WS_s_perror(LPCSTR message)
{
FIXME(winsock,"(%s): stub\n",message);
return;
}
/* ----------------------------------- end of API stuff */
/* ----------------------------------- helper functions -
*
* TODO: Merge WS_dup_..() stuff into one function that
* would operate with a generic structure containing internal
* pointers (via a template of some kind).
*/
static int list_size(char** l, int item_size)
{
int i,j = 0;
if(l)
{ for(i=0;l[i];i++)
j += (item_size) ? item_size : strlen(l[i]) + 1;
j += (i + 1) * sizeof(char*); }
return j;
}
static int list_dup(char** l_src, char* ref, char* base, int item_size)
{
/* base is either either equal to ref or 0 or SEGPTR */
char* p = ref;
char** l_to = (char**)ref;
int i,j,k;
for(j=0;l_src[j];j++) ;
p += (j + 1) * sizeof(char*);
for(i=0;i<j;i++)
{ l_to[i] = base + (p - ref);
k = ( item_size ) ? item_size : strlen(l_src[i]) + 1;
memcpy(p, l_src[i], k); p += k; }
l_to[i] = NULL;
return (p - ref);
}
/* ----- hostent */
static int hostent_size(struct hostent* p_he)
{
int size = 0;
if( p_he )
{ size = sizeof(struct hostent);
size += strlen(p_he->h_name) + 1;
size += list_size(p_he->h_aliases, 0);
size += list_size(p_he->h_addr_list, p_he->h_length ); }
return size;
}
int WS_dup_he(LPWSINFO pwsi, struct hostent* p_he, int flag)
{
/* Convert hostent structure into ws_hostent so that the data fits
* into pwsi->buffer. Internal pointers can be linear, SEGPTR, or
* relative to pwsi->buffer depending on "flag" value. Returns size
* of the data copied (also in the pwsi->buflen).
*/
int size = hostent_size(p_he);
if( size )
{
struct ws_hostent* p_to;
char* p_name,*p_aliases,*p_addr,*p_base,*p;
_check_buffer_he(pwsi, size);
p_to = (struct ws_hostent*)pwsi->he;
p = (char*)pwsi->he;
p_base = (flag & WS_DUP_OFFSET) ? NULL
: ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p);
p += sizeof(struct ws_hostent);
p_name = p;
strcpy(p, p_he->h_name); p += strlen(p) + 1;
p_aliases = p;
p += list_dup(p_he->h_aliases, p, p_base + (p - (char*)pwsi->he), 0);
p_addr = p;
list_dup(p_he->h_addr_list, p, p_base + (p - (char*)pwsi->he), p_he->h_length);
p_to->h_addrtype = (INT16)p_he->h_addrtype;
p_to->h_length = (INT16)p_he->h_length;
p_to->h_name = (SEGPTR)(p_base + (p_name - (char*)pwsi->he));
p_to->h_aliases = (SEGPTR)(p_base + (p_aliases - (char*)pwsi->he));
p_to->h_addr_list = (SEGPTR)(p_base + (p_addr - (char*)pwsi->he));
size += (sizeof(struct ws_hostent) - sizeof(struct hostent));
}
return size;
}
/* ----- protoent */
static int protoent_size(struct protoent* p_pe)
{
int size = 0;
if( p_pe )
{ size = sizeof(struct protoent);
size += strlen(p_pe->p_name) + 1;
size += list_size(p_pe->p_aliases, 0); }
return size;
}
int WS_dup_pe(LPWSINFO pwsi, struct protoent* p_pe, int flag)
{
int size = protoent_size(p_pe);
if( size )
{
struct ws_protoent* p_to;
char* p_name,*p_aliases,*p_base,*p;
_check_buffer_pe(pwsi, size);
p_to = (struct ws_protoent*)pwsi->pe;
p = (char*)pwsi->pe;
p_base = (flag & WS_DUP_OFFSET) ? NULL
: ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p);
p += sizeof(struct ws_protoent);
p_name = p;
strcpy(p, p_pe->p_name); p += strlen(p) + 1;
p_aliases = p;
list_dup(p_pe->p_aliases, p, p_base + (p - (char*)pwsi->pe), 0);
p_to->p_proto = (INT16)p_pe->p_proto;
p_to->p_name = (SEGPTR)(p_base) + (p_name - (char*)pwsi->pe);
p_to->p_aliases = (SEGPTR)((p_base) + (p_aliases - (char*)pwsi->pe));
size += (sizeof(struct ws_protoent) - sizeof(struct protoent));
}
return size;
}
/* ----- servent */
static int servent_size(struct servent* p_se)
{
int size = 0;
if( p_se )
{ size += sizeof(struct servent);
size += strlen(p_se->s_proto) + strlen(p_se->s_name) + 2;
size += list_size(p_se->s_aliases, 0); }
return size;
}
int WS_dup_se(LPWSINFO pwsi, struct servent* p_se, int flag)
{
int size = servent_size(p_se);
if( size )
{
struct ws_servent* p_to;
char* p_name,*p_aliases,*p_proto,*p_base,*p;
_check_buffer_se(pwsi, size);
p_to = (struct ws_servent*)pwsi->se;
p = (char*)pwsi->se;
p_base = (flag & WS_DUP_OFFSET) ? NULL
: ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p);
p += sizeof(struct ws_servent);
p_name = p;
strcpy(p, p_se->s_name); p += strlen(p) + 1;
p_proto = p;
strcpy(p, p_se->s_proto); p += strlen(p) + 1;
p_aliases = p;
list_dup(p_se->s_aliases, p, p_base + (p - (char*)pwsi->se), 0);
p_to->s_port = (INT16)p_se->s_port;
p_to->s_name = (SEGPTR)(p_base + (p_name - (char*)pwsi->se));
p_to->s_proto = (SEGPTR)(p_base + (p_proto - (char*)pwsi->se));
p_to->s_aliases = (SEGPTR)(p_base + (p_aliases - (char*)pwsi->se));
size += (sizeof(struct ws_servent) - sizeof(struct servent));
}
return size;
}
/* ----------------------------------- error handling */
UINT16 wsaErrno(void)
{
int loc_errno = errno;
#ifdef HAVE_STRERROR
WARN(winsock, "errno %d, (%s).\n", loc_errno, strerror(loc_errno));
#else
WARN(winsock, "errno %d\n", loc_errno);
#endif
switch(loc_errno)
{
case EINTR: return WSAEINTR;
case EBADF: return WSAEBADF;
case EACCES: return WSAEACCES;
case EFAULT: return WSAEFAULT;
case EINVAL: return WSAEINVAL;
case EMFILE: return WSAEMFILE;
case EWOULDBLOCK: return WSAEWOULDBLOCK;
case EINPROGRESS: return WSAEINPROGRESS;
case EALREADY: return WSAEALREADY;
case ENOTSOCK: return WSAENOTSOCK;
case EDESTADDRREQ: return WSAEDESTADDRREQ;
case EMSGSIZE: return WSAEMSGSIZE;
case EPROTOTYPE: return WSAEPROTOTYPE;
case ENOPROTOOPT: return WSAENOPROTOOPT;
case EPROTONOSUPPORT: return WSAEPROTONOSUPPORT;
case ESOCKTNOSUPPORT: return WSAESOCKTNOSUPPORT;
case EOPNOTSUPP: return WSAEOPNOTSUPP;
case EPFNOSUPPORT: return WSAEPFNOSUPPORT;
case EAFNOSUPPORT: return WSAEAFNOSUPPORT;
case EADDRINUSE: return WSAEADDRINUSE;
case EADDRNOTAVAIL: return WSAEADDRNOTAVAIL;
case ENETDOWN: return WSAENETDOWN;
case ENETUNREACH: return WSAENETUNREACH;
case ENETRESET: return WSAENETRESET;
case ECONNABORTED: return WSAECONNABORTED;
case EPIPE:
case ECONNRESET: return WSAECONNRESET;
case ENOBUFS: return WSAENOBUFS;
case EISCONN: return WSAEISCONN;
case ENOTCONN: return WSAENOTCONN;
case ESHUTDOWN: return WSAESHUTDOWN;
case ETOOMANYREFS: return WSAETOOMANYREFS;
case ETIMEDOUT: return WSAETIMEDOUT;
case ECONNREFUSED: return WSAECONNREFUSED;
case ELOOP: return WSAELOOP;
case ENAMETOOLONG: return WSAENAMETOOLONG;
case EHOSTDOWN: return WSAEHOSTDOWN;
case EHOSTUNREACH: return WSAEHOSTUNREACH;
case ENOTEMPTY: return WSAENOTEMPTY;
#ifdef EPROCLIM
case EPROCLIM: return WSAEPROCLIM;
#endif
#ifdef EUSERS
case EUSERS: return WSAEUSERS;
#endif
#ifdef EDQUOT
case EDQUOT: return WSAEDQUOT;
#endif
#ifdef ESTALE
case ESTALE: return WSAESTALE;
#endif
#ifdef EREMOTE
case EREMOTE: return WSAEREMOTE;
#endif
/* just in case we ever get here and there are no problems */
case 0: return 0;
default:
WARN(winsock, "Unknown errno %d!\n", loc_errno);
return WSAEOPNOTSUPP;
}
}
UINT16 wsaHerrno(void)
{
int loc_errno = h_errno;
WARN(winsock, "h_errno %d.\n", loc_errno);
switch(loc_errno)
{
case HOST_NOT_FOUND: return WSAHOST_NOT_FOUND;
case TRY_AGAIN: return WSATRY_AGAIN;
case NO_RECOVERY: return WSANO_RECOVERY;
case NO_DATA: return WSANO_DATA;
case 0: return 0;
default:
WARN(winsock,"Unknown h_errno %d!\n", loc_errno);
return WSAEOPNOTSUPP;
}
}
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