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Sweden-Number/dlls/winsock/socket.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 <sys/types.h>
#ifdef HAVE_SYS_IPC_H
# include <sys/ipc.h>
#endif
#include <sys/ioctl.h>
#ifdef HAVE_SYS_FILIO_H
# include <sys/filio.h>
#endif
#ifdef HAVE_SYS_SOCKIO_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
#ifdef HAVE_SYS_MSG_H
# include <sys/msg.h>
#endif
#ifdef HAVE_SYS_WAIT_H
# include <sys/wait.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#ifdef HAVE_NETINET_TCP_H
# include <netinet/tcp.h>
#endif
#ifdef HAVE_ARPA_INET_H
# include <arpa/inet.h>
#endif
#include <ctype.h>
#include <fcntl.h>
#include <errno.h>
#ifdef HAVE_SYS_ERRNO_H
#include <sys/errno.h>
#endif
#include <netdb.h>
#include <unistd.h>
#include <stdlib.h>
#ifdef HAVE_ARPA_NAMESER_H
# include <arpa/nameser.h>
#endif
#ifdef HAVE_RESOLV_H
# include <resolv.h>
#endif
#ifdef HAVE_NET_IF_H
# include <net/if.h>
#endif
#include "wine/winbase16.h"
#include "wingdi.h"
#include "winuser.h"
#include "winsock2.h"
#include "winnt.h"
#include "heap.h"
#include "task.h"
#include "message.h"
#include "miscemu.h"
#include "wine/port.h"
#include "services.h"
#include "server.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(winsock)
#define DEBUG_SOCKADDR 0
#define dump_sockaddr(a) \
DPRINTF("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))
/* ----------------------------------- internal data */
/* ws_... struct conversion flags */
#define WS_DUP_LINEAR 0x0001
#define WS_DUP_NATIVE 0x0000 /* not used anymore */
#define WS_DUP_OFFSET 0x0002 /* internal pointers are offsets */
#define WS_DUP_SEGPTR 0x0004 /* internal pointers are SEGPTRs */
/* by default, internal pointers are linear */
typedef struct /* WSAAsyncSelect() control struct */
{
HANDLE service, event, sock;
HWND hWnd;
UINT uMsg;
LONG lEvent;
struct _WSINFO *pwsi;
} ws_select_info;
#define WS_MAX_SOCKETS_PER_PROCESS 128 /* reasonable guess */
#define WS_MAX_UDP_DATAGRAM 1024
#define WS_ACCEPT_QUEUE 6
#define WSI_BLOCKINGCALL 0x00000001 /* per-thread info flags */
#define WSI_BLOCKINGHOOK 0x00000002 /* 32-bit callback */
#define PROCFS_NETDEV_FILE "/proc/net/dev" /* Points to the file in the /proc fs
that lists the network devices.
Do we need an #ifdef LINUX for this? */
typedef struct _WSINFO
{
DWORD dwThisProcess;
struct _WSINFO *lpNextIData;
unsigned flags;
INT16 num_startup; /* reference counter */
INT16 num_async_rq;
INT16 last_free; /* entry in the socket table */
UINT16 buflen;
char* buffer; /* allocated from SEGPTR heap */
struct ws_hostent *he;
int helen;
struct ws_servent *se;
int selen;
struct ws_protoent *pe;
int pelen;
char* dbuffer; /* buffer for dummies (32 bytes) */
DWORD blocking_hook;
volatile HANDLE accept_old[WS_ACCEPT_QUEUE], accept_new[WS_ACCEPT_QUEUE];
} WSINFO, *LPWSINFO;
/* function prototypes */
int WS_dup_he(LPWSINFO pwsi, struct hostent* p_he, int flag);
int WS_dup_pe(LPWSINFO pwsi, struct protoent* p_pe, int flag);
int WS_dup_se(LPWSINFO pwsi, struct servent* p_se, int flag);
int WSAIOCTL_GetInterfaceCount(void);
int WSAIOCTL_GetInterfaceName(int intNumber, char *intName);
UINT16 wsaErrno(void);
UINT16 wsaHerrno(void);
static HANDLE _WSHeap = 0;
#define WS_ALLOC(size) \
HeapAlloc(_WSHeap, HEAP_ZERO_MEMORY, (size) )
#define WS_FREE(ptr) \
HeapFree(_WSHeap, 0, (ptr) )
static INT _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,
#ifdef SO_RCVTIMEO
WS_SO_RCVTIMEO,
#endif
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,
WS_SO_DONTLINGER, /* no unix equivalent */
#ifdef SO_RCVTIMEO
SO_RCVTIMEO,
#endif
};
static INT _ws_tcp_ops[] = {
#ifdef TCP_NODELAY
WS_TCP_NODELAY,
#endif
0
};
static int _px_tcp_ops[] = {
#ifdef TCP_NODELAY
TCP_NODELAY,
#endif
0
};
/* we need a special routine to handle WSA* errors */
static inline int sock_server_call( enum request req )
{
unsigned int res = server_call_noerr( req );
if (res)
{
/* do not map WSA errors */
if ((res < WSABASEERR) || (res >= 0x10000000)) res = RtlNtStatusToDosError(res);
SetLastError( res );
}
return res;
}
static int _check_ws(LPWSINFO pwsi, SOCKET s);
static char* _check_buffer(LPWSINFO pwsi, int size);
static int _get_sock_fd(SOCKET s)
{
struct get_read_fd_request *req = get_req_buffer();
int fd;
req->handle = s;
server_call_fd( REQ_GET_READ_FD, -1, &fd );
if (fd == -1)
FIXME("handle %d is not a socket (GLE %ld)\n",s,GetLastError());
return fd;
}
static void _enable_event(SOCKET s, unsigned int event,
unsigned int sstate, unsigned int cstate)
{
struct enable_socket_event_request *req = get_req_buffer();
req->handle = s;
req->mask = event;
req->sstate = sstate;
req->cstate = cstate;
sock_server_call( REQ_ENABLE_SOCKET_EVENT );
}
static int _is_blocking(SOCKET s)
{
struct get_socket_event_request *req = get_req_buffer();
req->handle = s;
req->service = FALSE;
req->s_event = 0;
req->c_event = 0;
sock_server_call( REQ_GET_SOCKET_EVENT );
return (req->state & WS_FD_NONBLOCKING) == 0;
}
static unsigned int _get_sock_mask(SOCKET s)
{
struct get_socket_event_request *req = get_req_buffer();
req->handle = s;
req->service = FALSE;
req->s_event = 0;
req->c_event = 0;
sock_server_call( REQ_GET_SOCKET_EVENT );
return req->mask;
}
static void _sync_sock_state(SOCKET s)
{
/* do a dummy wineserver request in order to let
the wineserver run through its select loop once */
(void)_is_blocking(s);
}
static int _get_sock_error(SOCKET s, unsigned int bit)
{
struct get_socket_event_request *req = get_req_buffer();
req->handle = s;
req->service = FALSE;
req->s_event = 0;
req->c_event = 0;
sock_server_call( REQ_GET_SOCKET_EVENT );
return req->errors[bit];
}
static LPWSINFO lpFirstIData = NULL;
static LPWSINFO WINSOCK_GetIData(void)
{
DWORD pid = GetCurrentProcessId();
LPWSINFO iData;
for (iData = lpFirstIData; iData; iData = iData->lpNextIData) {
if (iData->dwThisProcess == pid)
break;
}
return iData;
}
static BOOL WINSOCK_CreateIData(void)
{
LPWSINFO iData;
iData = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WSINFO));
if (!iData)
return FALSE;
iData->dwThisProcess = GetCurrentProcessId();
iData->lpNextIData = lpFirstIData;
lpFirstIData = iData;
return TRUE;
}
static void WINSOCK_DeleteIData(void)
{
LPWSINFO iData = WINSOCK_GetIData();
LPWSINFO* ppid;
if (iData) {
for (ppid = &lpFirstIData; *ppid; ppid = &(*ppid)->lpNextIData) {
if (*ppid == iData) {
*ppid = iData->lpNextIData;
break;
}
}
if( iData->flags & WSI_BLOCKINGCALL )
TRACE("\tinside blocking call!\n");
/* delete scratch buffers */
if( iData->buffer ) SEGPTR_FREE(iData->buffer);
if( iData->dbuffer ) SEGPTR_FREE(iData->dbuffer);
HeapFree(GetProcessHeap(), 0, iData);
}
}
/***********************************************************************
* WSOCK32_LibMain (WSOCK32.init)
*/
BOOL WINAPI WSOCK32_LibMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID fImpLoad)
{
TRACE("0x%x 0x%lx %p\n", hInstDLL, fdwReason, fImpLoad);
switch (fdwReason) {
case DLL_PROCESS_DETACH:
WINSOCK_DeleteIData();
break;
}
return TRUE;
}
/***********************************************************************
* WINSOCK_LibMain (WINSOCK.init)
*/
BOOL WINAPI WINSOCK_LibMain(DWORD fdwReason, HINSTANCE hInstDLL, WORD ds,
WORD wHeapSize, DWORD dwReserved1, WORD wReserved2)
{
TRACE("0x%x 0x%lx\n", hInstDLL, fdwReason);
switch (fdwReason) {
case DLL_PROCESS_DETACH:
WINSOCK_DeleteIData();
break;
}
return TRUE;
}
/***********************************************************************
* convert_sockopt()
*
* Converts socket flags from Windows format.
*/
static void convert_sockopt(INT *level, INT *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 FIXME("Unknown SOL_SOCKET optname %d\n", *optname);
break;
case WS_IPPROTO_TCP:
*level = IPPROTO_TCP;
for(i=0; _ws_tcp_ops[i]; i++)
if ( _ws_tcp_ops[i] == *optname ) break;
if( _ws_tcp_ops[i] ) *optname = _px_tcp_ops[i];
else FIXME("Unknown IPPROTO_TCP optname %d\n", *optname);
break;
}
}
/* ----------------------------------- Per-thread info (or per-process?) */
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, int lfd[], BOOL b32 )
{
/* translate Winsock fd set into local fd set */
if( wsfds )
{
#define wsfds16 ((ws_fd_set16*)wsfds)
#define wsfds32 ((ws_fd_set32*)wsfds)
int i, count;
FD_ZERO(fds);
count = b32 ? wsfds32->fd_count : wsfds16->fd_count;
for( i = 0; i < count; i++ )
{
int s = (b32) ? wsfds32->fd_array[i]
: wsfds16->fd_array[i];
if( _check_ws(pwsi, s) )
{
int fd = _get_sock_fd(s);
lfd[ i ] = fd;
if( fd > *highfd ) *highfd = fd;
FD_SET(fd, fds);
}
else lfd[ i ] = -1;
}
#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, (void *) &optval, &optlen);
if (optval) WARN("\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, int lfd[], BOOL 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++ )
{
if( lfd[i] >= 0 )
{
int fd = lfd[i];
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];
}
close(fd);
lfd[i] = -1;
}
}
if( b32 ) wsfds32->fd_count = j;
else wsfds16->fd_count = j;
TRACE("\n");
#undef wsfds32
#undef wsfds16
}
return num_err;
}
static void fd_set_unimport( void* wsfds, int lfd[], BOOL b32 )
{
if ( wsfds )
{
#define wsfds16 ((ws_fd_set16*)wsfds)
#define wsfds32 ((ws_fd_set32*)wsfds)
int i, count = (b32) ? wsfds32->fd_count : wsfds16->fd_count;
for( i = 0; i < count; i++ )
if ( lfd[i] >= 0 )
close(lfd[i]);
TRACE("\n");
#undef wsfds32
#undef wsfds16
}
}
static int do_block( int fd, int mask )
{
fd_set fds[3];
int i, r;
FD_ZERO(&fds[0]);
FD_ZERO(&fds[1]);
FD_ZERO(&fds[2]);
for (i=0; i<3; i++)
if (mask & (1<<i))
FD_SET(fd, &fds[i]);
i = select( fd+1, &fds[0], &fds[1], &fds[2], NULL );
if (i <= 0) return -1;
r = 0;
for (i=0; i<3; i++)
if (FD_ISSET(fd, &fds[i]))
r |= 1<<i;
return r;
}
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 };
LPWSINFO pwsi;
TRACE("verReq=%x\n", wVersionRequested);
if (LOBYTE(wVersionRequested) < 1 || (LOBYTE(wVersionRequested) == 1 &&
HIBYTE(wVersionRequested) < 1)) return WSAVERNOTSUPPORTED;
if (!lpWSAData) return WSAEINVAL;
/* initialize socket heap */
if( !_WSHeap )
{
_WSHeap = HeapCreate(HEAP_ZERO_MEMORY, 8120, 32768);
if( !_WSHeap )
{
ERR("Fatal: failed to create WinSock heap\n");
return 0;
}
}
if( _WSHeap == 0 ) return WSASYSNOTREADY;
pwsi = WINSOCK_GetIData();
if( pwsi == NULL )
{
WINSOCK_CreateIData();
pwsi = WINSOCK_GetIData();
if (!pwsi) return WSASYSNOTREADY;
}
pwsi->num_startup++;
/* return winsock information */
memcpy(lpWSAData, &WINSOCK_data, sizeof(WINSOCK_data));
TRACE("succeeded\n");
return 0;
}
/***********************************************************************
* WSAStartup() (WS2_32.115)
*/
INT WINAPI WSAStartup(UINT wVersionRequested, LPWSADATA lpWSAData)
{
WSADATA WINSOCK_data = { 0x0202, 0x0202,
"WINE Sockets 2.0",
#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 };
LPWSINFO pwsi;
TRACE("verReq=%x\n", wVersionRequested);
if (LOBYTE(wVersionRequested) < 1)
return WSAVERNOTSUPPORTED;
if (!lpWSAData) return WSAEINVAL;
/* initialize socket heap */
if( !_WSHeap )
{
_WSHeap = HeapCreate(HEAP_ZERO_MEMORY, 8120, 32768);
if( !_WSHeap )
{
ERR("Fatal: failed to create WinSock heap\n");
return 0;
}
}
if( _WSHeap == 0 ) return WSASYSNOTREADY;
pwsi = WINSOCK_GetIData();
if( pwsi == NULL )
{
WINSOCK_CreateIData();
pwsi = WINSOCK_GetIData();
if (!pwsi) return WSASYSNOTREADY;
}
pwsi->num_startup++;
/* return winsock information */
memcpy(lpWSAData, &WINSOCK_data, sizeof(WINSOCK_data));
/* that's the whole of the negotiation for now */
lpWSAData->wVersion = wVersionRequested;
TRACE("succeeded\n");
return 0;
}
/***********************************************************************
* WSACleanup() (WINSOCK.116)
*/
INT WINAPI WSACleanup(void)
{
LPWSINFO pwsi = WINSOCK_GetIData();
if( pwsi ) {
if( --pwsi->num_startup > 0 ) return 0;
WINSOCK_DeleteIData();
return 0;
}
SetLastError(WSANOTINITIALISED);
return SOCKET_ERROR;
}
/***********************************************************************
* WSAGetLastError() (WSOCK32.111)(WINSOCK.111)
*/
INT WINAPI WSAGetLastError(void)
{
return GetLastError();
}
/***********************************************************************
* WSASetLastError() (WSOCK32.112)
*/
void WINAPI WSASetLastError(INT iError) {
SetLastError(iError);
}
/***********************************************************************
* WSASetLastError16() (WINSOCK.112)
*/
void WINAPI WSASetLastError16(INT16 iError)
{
WSASetLastError(iError);
}
int _check_ws(LPWSINFO pwsi, SOCKET s)
{
if( pwsi )
{
int fd;
if( pwsi->flags & WSI_BLOCKINGCALL ) SetLastError(WSAEINPROGRESS);
if ( (fd = _get_sock_fd(s)) < 0 ) {
SetLastError(WSAENOTSOCK);
return 0;
}
/* FIXME: maybe check whether fd is really a socket? */
close( fd );
return 1;
}
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)
*/
static void WSOCK32_async_accept(LPWSINFO pwsi, SOCKET s, SOCKET as)
{
int q;
/* queue socket for WSAAsyncSelect */
for (q=0; q<WS_ACCEPT_QUEUE; q++)
if (InterlockedCompareExchange((PVOID*)&pwsi->accept_old[q], (PVOID)s, (PVOID)0) == (PVOID)0)
break;
if (q<WS_ACCEPT_QUEUE)
pwsi->accept_new[q] = as;
else
ERR("accept queue too small\n");
/* now signal our AsyncSelect handler */
_enable_event(s, WS_FD_SERVEVENT, 0, 0);
}
SOCKET WINAPI WSOCK32_accept(SOCKET s, struct sockaddr *addr,
INT *addrlen32)
{
LPWSINFO pwsi = WINSOCK_GetIData();
#ifdef HAVE_IPX
struct ws_sockaddr_ipx* addr2 = (struct ws_sockaddr_ipx *)addr;
#endif
struct accept_socket_request *req = get_req_buffer();
TRACE("(%08x): socket %04x\n",
(unsigned)pwsi, (UINT16)s );
if( _check_ws(pwsi, s) )
{
if (_is_blocking(s))
{
/* block here */
int fd = _get_sock_fd(s);
do_block(fd, 5);
close(fd);
_sync_sock_state(s); /* let wineserver notice connection */
/* retrieve any error codes from it */
SetLastError(_get_sock_error(s, FD_ACCEPT_BIT));
/* FIXME: care about the error? */
}
req->lhandle = s;
req->access = GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE;
req->inherit = TRUE;
sock_server_call( REQ_ACCEPT_SOCKET );
if( req->handle >= 0 )
{
SOCKET as = req->handle;
unsigned omask = _get_sock_mask( s );
int fd = _get_sock_fd( as );
if( getpeername(fd, addr, addrlen32) != -1 )
{
#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
} else SetLastError(wsaErrno());
close(fd);
if (omask & WS_FD_SERVEVENT)
WSOCK32_async_accept(pwsi, s, as);
return as;
}
}
return INVALID_SOCKET;
}
/***********************************************************************
* accept() (WINSOCK.1)
*/
SOCKET16 WINAPI WINSOCK_accept16(SOCKET16 s, struct sockaddr* addr,
INT16* addrlen16 )
{
INT addrlen32 = addrlen16 ? *addrlen16 : 0;
SOCKET retSocket = WSOCK32_accept( s, addr, &addrlen32 );
if( addrlen16 ) *addrlen16 = (INT16)addrlen32;
return (SOCKET16)retSocket;
}
/***********************************************************************
* bind() (WSOCK32.2)
*/
INT WINAPI WSOCK32_bind(SOCKET s, struct sockaddr *name, INT namelen)
{
LPWSINFO pwsi = WINSOCK_GetIData();
#ifdef HAVE_IPX
struct ws_sockaddr_ipx* name2 = (struct ws_sockaddr_ipx *)name;
#endif
TRACE("(%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, s) )
{
int fd = _get_sock_fd(s);
/* 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(fd, name, namelen) < 0 )
{
int loc_errno = errno;
WARN("\tfailure - errno = %i\n", errno);
errno = loc_errno;
switch(errno)
{
case EBADF: SetLastError(WSAENOTSOCK); break;
case EADDRNOTAVAIL: SetLastError(WSAEINVAL); break;
default: SetLastError(wsaErrno());break;
}
}
else {
#ifdef HAVE_IPX
if (((struct sockaddr_ipx *)name)->sipx_family == AF_IPX)
free(name);
#endif
close(fd);
return 0; /* success */
}
} else SetLastError(WSAEAFNOSUPPORT);
} else SetLastError(WSAEFAULT);
#ifdef HAVE_IPX
if (name && ((struct sockaddr_ipx *)name)->sipx_family == AF_IPX)
free(name);
#endif
close(fd);
}
return SOCKET_ERROR;
}
/***********************************************************************
* bind() (WINSOCK.2)
*/
INT16 WINAPI WINSOCK_bind16(SOCKET16 s, struct sockaddr *name, INT16 namelen)
{
return (INT16)WSOCK32_bind( s, name, namelen );
}
/***********************************************************************
* closesocket() (WSOCK32.3)
*/
INT WINAPI WSOCK32_closesocket(SOCKET s)
{
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x): socket %08x\n", (unsigned)pwsi, s);
if( _check_ws(pwsi, s) )
{
if( CloseHandle(s) )
return 0;
}
return SOCKET_ERROR;
}
/***********************************************************************
* closesocket() (WINSOCK.3)
*/
INT16 WINAPI WINSOCK_closesocket16(SOCKET16 s)
{
return (INT16)WSOCK32_closesocket(s);
}
/***********************************************************************
* connect() (WSOCK32.4)
*/
INT WINAPI WSOCK32_connect(SOCKET s, struct sockaddr *name, INT namelen)
{
LPWSINFO pwsi = WINSOCK_GetIData();
#ifdef HAVE_IPX
struct ws_sockaddr_ipx* name2 = (struct ws_sockaddr_ipx *)name;
#endif
TRACE("(%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, s) )
{
int fd = _get_sock_fd(s);
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(fd, name, namelen) == 0) {
close(fd);
goto connect_success;
}
if (errno == EINPROGRESS)
{
/* tell wineserver that a connection is in progress */
_enable_event(s, FD_CONNECT|FD_READ|FD_WRITE,
WS_FD_CONNECT|WS_FD_READ|WS_FD_WRITE,
WS_FD_CONNECTED|WS_FD_LISTENING);
if (_is_blocking(s))
{
int result;
/* block here */
do_block(fd, 6);
_sync_sock_state(s); /* let wineserver notice connection */
/* retrieve any error codes from it */
result = _get_sock_error(s, FD_CONNECT_BIT);
if (result)
SetLastError(result);
else {
close(fd);
goto connect_success;
}
}
else SetLastError(WSAEWOULDBLOCK);
close(fd);
}
else
{
SetLastError(wsaErrno());
close(fd);
}
}
#ifdef HAVE_IPX
if (name && ((struct sockaddr_ipx *)name)->sipx_family == AF_IPX)
free(name);
#endif
return SOCKET_ERROR;
connect_success:
#ifdef HAVE_IPX
if (((struct sockaddr_ipx *)name)->sipx_family == AF_IPX)
free(name);
#endif
_enable_event(s, FD_CONNECT|FD_READ|FD_WRITE,
WS_FD_CONNECTED|WS_FD_READ|WS_FD_WRITE,
WS_FD_CONNECT|WS_FD_LISTENING);
return 0;
}
/***********************************************************************
* connect() (WINSOCK.4)
*/
INT16 WINAPI WINSOCK_connect16(SOCKET16 s, struct sockaddr *name, INT16 namelen)
{
return (INT16)WSOCK32_connect( s, name, namelen );
}
/***********************************************************************
* getpeername() (WSOCK32.5)
*/
INT WINAPI WSOCK32_getpeername(SOCKET s, struct sockaddr *name,
INT *namelen)
{
LPWSINFO pwsi = WINSOCK_GetIData();
#ifdef HAVE_IPX
struct ws_sockaddr_ipx* name2 = (struct ws_sockaddr_ipx *)name;
#endif
TRACE("(%08x): socket: %04x, ptr %8x, ptr %8x\n",
(unsigned)pwsi, s, (int) name, *namelen);
if( _check_ws(pwsi, s) )
{
int fd = _get_sock_fd(s);
if (getpeername(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
close(fd);
return 0;
}
SetLastError(wsaErrno());
close(fd);
}
return SOCKET_ERROR;
}
/***********************************************************************
* getpeername() (WINSOCK.5)
*/
INT16 WINAPI WINSOCK_getpeername16(SOCKET16 s, struct sockaddr *name,
INT16 *namelen16)
{
INT namelen32 = *namelen16;
INT retVal = WSOCK32_getpeername( s, name, &namelen32 );
#if DEBUG_SOCKADDR
dump_sockaddr(name);
#endif
*namelen16 = namelen32;
return (INT16)retVal;
}
/***********************************************************************
* getsockname() (WSOCK32.6)
*/
INT WINAPI WSOCK32_getsockname(SOCKET s, struct sockaddr *name,
INT *namelen)
{
LPWSINFO pwsi = WINSOCK_GetIData();
#ifdef HAVE_IPX
struct ws_sockaddr_ipx* name2 = (struct ws_sockaddr_ipx *)name;
#endif
TRACE("(%08x): socket: %04x, ptr %8x, ptr %8x\n",
(unsigned)pwsi, s, (int) name, (int) *namelen);
if( _check_ws(pwsi, s) )
{
int fd = _get_sock_fd(s);
if (getsockname(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
close(fd);
return 0;
}
SetLastError(wsaErrno());
close(fd);
}
return SOCKET_ERROR;
}
/***********************************************************************
* getsockname() (WINSOCK.6)
*/
INT16 WINAPI WINSOCK_getsockname16(SOCKET16 s, struct sockaddr *name,
INT16 *namelen16)
{
INT retVal;
if( namelen16 )
{
INT namelen32 = *namelen16;
retVal = WSOCK32_getsockname( s, name, &namelen32 );
*namelen16 = namelen32;
#if DEBUG_SOCKADDR
dump_sockaddr(name);
#endif
}
else retVal = SOCKET_ERROR;
return (INT16)retVal;
}
/***********************************************************************
* getsockopt() (WSOCK32.7)
*/
INT WINAPI WSOCK32_getsockopt(SOCKET s, INT level,
INT optname, char *optval, INT *optlen)
{
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x): socket: %04x, opt %d, ptr %8x, ptr %8x\n",
(unsigned)pwsi, s, level, (int) optval, (int) *optlen);
if( _check_ws(pwsi, s) )
{
int fd = _get_sock_fd(s);
convert_sockopt(&level, &optname);
if (getsockopt(fd, (int) level, optname, optval, optlen) == 0 )
{
close(fd);
return 0;
}
SetLastError((errno == EBADF) ? WSAENOTSOCK : wsaErrno());
close(fd);
}
return SOCKET_ERROR;
}
/***********************************************************************
* getsockopt() (WINSOCK.7)
*/
INT16 WINAPI WINSOCK_getsockopt16(SOCKET16 s, INT16 level,
INT16 optname, char *optval, INT16 *optlen)
{
INT optlen32;
INT *p = &optlen32;
INT retVal;
if( optlen ) optlen32 = *optlen; else p = NULL;
retVal = WSOCK32_getsockopt( 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) ); }
/***********************************************************************
* ntohl() (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 WSOCK32_inet_ntoa(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 = WINSOCK_GetIData();
if( pwsi )
{
char* s = inet_ntoa(in);
if( s )
{
if( pwsi->dbuffer == NULL ) {
/* Yes, 16: 4*3 digits + 3 '.' + 1 '\0' */
if((pwsi->dbuffer = (char*) SEGPTR_ALLOC(16)) == NULL )
{
SetLastError(WSAENOBUFS);
return NULL;
}
}
strcpy(pwsi->dbuffer, s);
return pwsi->dbuffer;
}
SetLastError(wsaErrno());
}
return NULL;
}
SEGPTR WINAPI WINSOCK_inet_ntoa16(struct in_addr in)
{
char* retVal = WSOCK32_inet_ntoa(in);
return retVal ? SEGPTR_GET(retVal) : (SEGPTR)NULL;
}
/**********************************************************************
* WSAIoctl (WS2_32)
*
*
* FIXME: Only SIO_GET_INTERFACE_LIST option implemented.
*/
INT WINAPI WSAIoctl (SOCKET s,
DWORD dwIoControlCode,
LPVOID lpvInBuffer,
DWORD cbInBuffer,
LPVOID lpbOutBuffer,
DWORD cbOutBuffer,
LPDWORD lpcbBytesReturned,
LPWSAOVERLAPPED lpOverlapped,
LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine)
{
LPWSINFO pwsi = WINSOCK_GetIData();
if( _check_ws(pwsi, s) )
{
int fd = _get_sock_fd(s);
switch( dwIoControlCode )
{
case SIO_GET_INTERFACE_LIST:
{
INTERFACE_INFO* intArray = (INTERFACE_INFO*)lpbOutBuffer;
int i, numInt;
struct ifreq ifInfo;
char ifName[512];
TRACE ("-> SIO_GET_INTERFACE_LIST request\n");
numInt = WSAIOCTL_GetInterfaceCount();
if (numInt < 0)
{
ERR ("Unable to open /proc filesystem to determine number of network interfaces!\n");
close(fd);
WSASetLastError(WSAEINVAL);
return (SOCKET_ERROR);
}
for (i=0; i<numInt; i++)
{
if (!WSAIOCTL_GetInterfaceName(i, ifName))
{
ERR ("Error parsing /proc filesystem!\n");
close(fd);
WSASetLastError(WSAEINVAL);
return (SOCKET_ERROR);
}
ifInfo.ifr_addr.sa_family = AF_INET;
/* IP Address */
strcpy (ifInfo.ifr_name, ifName);
if (ioctl(fd, SIOCGIFADDR, &ifInfo) < 0)
{
ERR ("Error obtaining IP address\n");
close(fd);
WSASetLastError(WSAEINVAL);
return (SOCKET_ERROR);
}
else
{
struct ws_sockaddr_in *ipTemp = (struct ws_sockaddr_in *)&ifInfo.ifr_addr;
intArray->iiAddress.AddressIn.sin_family = AF_INET;
intArray->iiAddress.AddressIn.sin_port = ipTemp->sin_port;
intArray->iiAddress.AddressIn.sin_addr.ws_addr = ipTemp->sin_addr.S_un.S_addr;
}
/* Broadcast Address */
strcpy (ifInfo.ifr_name, ifName);
if (ioctl(fd, SIOCGIFBRDADDR, &ifInfo) < 0)
{
ERR ("Error obtaining Broadcast IP address\n");
close(fd);
WSASetLastError(WSAEINVAL);
return (SOCKET_ERROR);
}
else
{
struct ws_sockaddr_in *ipTemp = (struct ws_sockaddr_in *)&ifInfo.ifr_broadaddr;
intArray->iiBroadcastAddress.AddressIn.sin_family = AF_INET;
intArray->iiBroadcastAddress.AddressIn.sin_port = ipTemp->sin_port;
intArray->iiBroadcastAddress.AddressIn.sin_addr.ws_addr = ipTemp->sin_addr.S_un.S_addr;
}
/* Subnet Mask */
strcpy (ifInfo.ifr_name, ifName);
if (ioctl(fd, SIOCGIFNETMASK, &ifInfo) < 0)
{
ERR ("Error obtaining Subnet IP address\n");
close(fd);
WSASetLastError(WSAEINVAL);
return (SOCKET_ERROR);
}
else
{
/* Trying to avoid some compile problems across platforms.
(Linux, FreeBSD, Solaris...) */
#ifndef ifr_netmask
#ifndef ifr_addr
intArray->iiNetmask.AddressIn.sin_family = AF_INET;
intArray->iiNetmask.AddressIn.sin_port = 0;
intArray->iiNetmask.AddressIn.sin_addr.ws_addr = 0;
ERR ("Unable to determine Netmask on your platform!\n");
#else
struct ws_sockaddr_in *ipTemp = (struct ws_sockaddr_in *)&ifInfo.ifr_addr;
intArray->iiNetmask.AddressIn.sin_family = AF_INET;
intArray->iiNetmask.AddressIn.sin_port = ipTemp->sin_port;
intArray->iiNetmask.AddressIn.sin_addr.ws_addr = ipTemp->sin_addr.S_un.S_addr;
#endif
#else
struct ws_sockaddr_in *ipTemp = (struct ws_sockaddr_in *)&ifInfo.ifr_netmask;
intArray->iiNetmask.AddressIn.sin_family = AF_INET;
intArray->iiNetmask.AddressIn.sin_port = ipTemp->sin_port;
intArray->iiNetmask.AddressIn.sin_addr.ws_addr = ipTemp->sin_addr.S_un.S_addr;
#endif
}
/* Socket Status Flags */
strcpy(ifInfo.ifr_name, ifName);
if (ioctl(fd, SIOCGIFFLAGS, &ifInfo) < 0)
{
ERR ("Error obtaining status flags for socket!\n");
close(fd);
WSASetLastError(WSAEINVAL);
return (SOCKET_ERROR);
}
else
{
/* FIXME - Is this the right flag to use? */
intArray->iiFlags = ifInfo.ifr_flags;
}
intArray++; /* Prepare for another interface */
}
/* Calculate the size of the array being returned */
*lpcbBytesReturned = sizeof(INTERFACE_INFO) * numInt;
break;
}
default:
{
WARN("\tunsupported WS_IOCTL cmd (%08lx)\n", dwIoControlCode);
close(fd);
WSASetLastError(WSAEOPNOTSUPP);
return (SOCKET_ERROR);
}
}
/* Function executed with no errors */
close(fd);
return (0);
}
else
{
WSASetLastError(WSAENOTSOCK);
return (SOCKET_ERROR);
}
}
/*
Helper function for WSAIoctl - Get count of the number of interfaces
by parsing /proc filesystem.
*/
int WSAIOCTL_GetInterfaceCount(void)
{
FILE *procfs;
char buf[512]; /* Size doesn't matter, something big */
int intcnt=0;
/* Open /proc filesystem file for network devices */
procfs = fopen(PROCFS_NETDEV_FILE, "r");
if (!procfs)
{
/* If we can't open the file, return an error */
return (-1);
}
/* Omit first two lines, they are only headers */
fgets(buf, sizeof buf, procfs);
fgets(buf, sizeof buf, procfs);
while (fgets(buf, sizeof buf, procfs))
{
/* Each line in the file represents a network interface */
intcnt++;
}
fclose(procfs);
return(intcnt);
}
/*
Helper function for WSAIoctl - Get name of device from interface number
by parsing /proc filesystem.
*/
int WSAIOCTL_GetInterfaceName(int intNumber, char *intName)
{
FILE *procfs;
char buf[512]; /* Size doesn't matter, something big */
int i;
/* Open /proc filesystem file for network devices */
procfs = fopen(PROCFS_NETDEV_FILE, "r");
if (!procfs)
{
/* If we can't open the file, return an error */
return (-1);
}
/* Omit first two lines, they are only headers */
fgets(buf, sizeof(buf), procfs);
fgets(buf, sizeof(buf), procfs);
for (i=0; i<intNumber; i++)
{
/* Skip the lines that don't interest us. */
fgets(buf, sizeof(buf), procfs);
}
fgets(buf, sizeof(buf), procfs); /* This is the line we want */
/* Parse out the line, grabbing only the name of the device
to the intName variable
The Line comes in like this: (we only care about the device name)
lo: 21970 377 0 0 0 0 0 0 21970 377 0 0 0 0 0 0
*/
i=0;
while (isspace(buf[i])) /* Skip initial space(s) */
{
i++;
}
while (buf[i])
{
if (isspace(buf[i]))
{
break;
}
if (buf[i] == ':') /* FIXME: Not sure if this block (alias detection) works properly */
{
/* This interface could be an alias... */
int hold = i;
char *dotname = intName;
*intName++ = buf[i++];
while (isdigit(buf[i]))
{
*intName++ = buf[i++];
}
if (buf[i] != ':')
{
/* ... It wasn't, so back up */
i = hold;
intName = dotname;
}
if (buf[i] == '\0')
{
fclose(procfs);
return(FALSE);
}
i++;
break;
}
*intName++ = buf[i++];
}
*intName++ = '\0';
fclose(procfs);
return(TRUE);
}
/***********************************************************************
* ioctlsocket() (WSOCK32.12)
*/
INT WINAPI WSOCK32_ioctlsocket(SOCKET s, LONG cmd, ULONG *argp)
{
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x): socket %04x, cmd %08lx, ptr %8x\n",
(unsigned)pwsi, s, cmd, (unsigned) argp);
if( _check_ws(pwsi, s) )
{
int fd = _get_sock_fd(s);
long newcmd = cmd;
switch( cmd )
{
case WS_FIONREAD:
newcmd=FIONREAD;
break;
case WS_FIONBIO:
newcmd=FIONBIO;
if( _get_sock_mask(s) )
{
/* AsyncSelect()'ed sockets are always nonblocking */
if (*argp) {
close(fd);
return 0;
}
SetLastError(WSAEINVAL);
close(fd);
return SOCKET_ERROR;
}
close(fd);
if (*argp)
_enable_event(s, 0, WS_FD_NONBLOCKING, 0);
else
_enable_event(s, 0, 0, WS_FD_NONBLOCKING);
return 0;
case WS_SIOCATMARK:
newcmd=SIOCATMARK;
break;
case WS_IOW('f',125,u_long):
WARN("Warning: WS1.1 shouldn't be using async I/O\n");
SetLastError(WSAEINVAL);
return SOCKET_ERROR;
default:
/* Netscape tries hard to use bogus ioctl 0x667e */
WARN("\tunknown WS_IOCTL cmd (%08lx)\n", cmd);
}
if( ioctl(fd, newcmd, (char*)argp ) == 0 )
{
close(fd);
return 0;
}
SetLastError((errno == EBADF) ? WSAENOTSOCK : wsaErrno());
close(fd);
}
return SOCKET_ERROR;
}
/***********************************************************************
* ioctlsocket() (WINSOCK.12)
*/
INT16 WINAPI WINSOCK_ioctlsocket16(SOCKET16 s, LONG cmd, ULONG *argp)
{
return (INT16)WSOCK32_ioctlsocket( s, cmd, argp );
}
/***********************************************************************
* listen() (WSOCK32.13)
*/
INT WINAPI WSOCK32_listen(SOCKET s, INT backlog)
{
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x): socket %04x, backlog %d\n",
(unsigned)pwsi, s, backlog);
if( _check_ws(pwsi, s) )
{
int fd = _get_sock_fd(s);
if (listen(fd, backlog) == 0)
{
close(fd);
_enable_event(s, FD_ACCEPT,
WS_FD_LISTENING,
WS_FD_CONNECT|WS_FD_CONNECTED);
return 0;
}
SetLastError(wsaErrno());
}
else SetLastError(WSAENOTSOCK);
return SOCKET_ERROR;
}
/***********************************************************************
* listen() (WINSOCK.13)
*/
INT16 WINAPI WINSOCK_listen16(SOCKET16 s, INT16 backlog)
{
return (INT16)WSOCK32_listen( s, backlog );
}
/***********************************************************************
* recv() (WSOCK32.16)
*/
INT WINAPI WSOCK32_recv(SOCKET s, char *buf, INT len, INT flags)
{
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x): socket %04x, buf %8x, len %d, "
"flags %d\n", (unsigned)pwsi, s, (unsigned)buf,
len, flags);
if( _check_ws(pwsi, s) )
{
int fd = _get_sock_fd(s);
INT length;
if (_is_blocking(s))
{
/* block here */
/* FIXME: OOB and exceptfds? */
do_block(fd, 1);
}
if ((length = recv(fd, buf, len, flags)) >= 0)
{
TRACE(" -> %i bytes\n", length);
close(fd);
_enable_event(s, FD_READ, 0, 0);
return length;
}
SetLastError(wsaErrno());
close(fd);
}
else SetLastError(WSAENOTSOCK);
WARN(" -> ERROR\n");
return SOCKET_ERROR;
}
/***********************************************************************
* recv() (WINSOCK.16)
*/
INT16 WINAPI WINSOCK_recv16(SOCKET16 s, char *buf, INT16 len, INT16 flags)
{
return (INT16)WSOCK32_recv( s, buf, len, flags );
}
/***********************************************************************
* recvfrom() (WSOCK32.17)
*/
INT WINAPI WSOCK32_recvfrom(SOCKET s, char *buf, INT len, INT flags,
struct sockaddr *from, INT *fromlen32)
{
LPWSINFO pwsi = WINSOCK_GetIData();
#ifdef HAVE_IPX
struct ws_sockaddr_ipx* from2 = (struct ws_sockaddr_ipx *)from;
#endif
TRACE("(%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 DPRINTF("from = NULL\n");
#endif
if( _check_ws(pwsi, s) )
{
int fd = _get_sock_fd(s);
int length;
if (_is_blocking(s))
{
/* block here */
/* FIXME: OOB and exceptfds */
do_block(fd, 1);
}
if ((length = recvfrom(fd, buf, len, flags, from, fromlen32)) >= 0)
{
TRACE(" -> %i bytes\n", length);
#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
close(fd);
_enable_event(s, FD_READ, 0, 0);
return (INT16)length;
}
SetLastError(wsaErrno());
close(fd);
}
else SetLastError(WSAENOTSOCK);
WARN(" -> 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)
{
INT fromlen32;
INT *p = &fromlen32;
INT retVal;
if( fromlen16 ) fromlen32 = *fromlen16; else p = NULL;
retVal = WSOCK32_recvfrom( s, buf, len, flags, from, p );
if( fromlen16 ) *fromlen16 = fromlen32;
return (INT16)retVal;
}
/***********************************************************************
* select() (WINSOCK.18)(WSOCK32.18)
*/
static INT __ws_select( BOOL b32, void *ws_readfds, void *ws_writefds, void *ws_exceptfds,
struct timeval *timeout )
{
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%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;
int readfd[FD_SETSIZE], writefd[FD_SETSIZE], exceptfd[FD_SETSIZE];
p_read = fd_set_import(&readfds, pwsi, ws_readfds, &highfd, readfd, b32);
p_write = fd_set_import(&writefds, pwsi, ws_writefds, &highfd, writefd, b32);
p_except = fd_set_import(&exceptfds, pwsi, ws_exceptfds, &highfd, exceptfd, b32);
if( (highfd = select(highfd + 1, p_read, p_write, p_except, timeout)) > 0 )
{
fd_set_export(pwsi, &readfds, p_except, ws_readfds, readfd, b32);
fd_set_export(pwsi, &writefds, p_except, ws_writefds, writefd, 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++)
{
int fd = exceptfd[i];
if( fd >= 0 && FD_ISSET(fd, &exceptfds) )
{
if( b32 )
wsfds32->fd_array[j++] = wsfds32->fd_array[i];
else
wsfds16->fd_array[j++] = wsfds16->fd_array[i];
}
if( fd >= 0 ) close(fd);
exceptfd[i] = -1;
}
if( b32 )
wsfds32->fd_count = j;
else
wsfds16->fd_count = j;
#undef wsfds32
#undef wsfds16
}
return highfd;
}
fd_set_unimport(ws_readfds, readfd, b32);
fd_set_unimport(ws_writefds, writefd, b32);
fd_set_unimport(ws_exceptfds, exceptfd, b32);
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;
SetLastError(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 );
}
INT WINAPI WSOCK32_select(INT 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 (INT)__ws_select( TRUE, ws_readfds, ws_writefds, ws_exceptfds, timeout );
}
/***********************************************************************
* send() (WSOCK32.19)
*/
INT WINAPI WSOCK32_send(SOCKET s, char *buf, INT len, INT flags)
{
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x): socket %04x, ptr %08x, length %d, flags %d\n",
(unsigned)pwsi, s, (unsigned) buf, len, flags);
if( _check_ws(pwsi, s) )
{
int fd = _get_sock_fd(s);
int length;
if (_is_blocking(s))
{
/* block here */
/* FIXME: exceptfds */
do_block(fd, 2);
}
if ((length = send(fd, buf, len, flags)) < 0 )
{
SetLastError(wsaErrno());
if( GetLastError() == WSAEWOULDBLOCK )
_enable_event(s, FD_WRITE, 0, 0);
}
else
{
close(fd);
return (INT16)length;
}
close(fd);
}
else SetLastError(WSAENOTSOCK);
return SOCKET_ERROR;
}
/***********************************************************************
* send() (WINSOCK.19)
*/
INT16 WINAPI WINSOCK_send16(SOCKET16 s, char *buf, INT16 len, INT16 flags)
{
return WSOCK32_send( s, buf, len, flags );
}
/***********************************************************************
* sendto() (WSOCK32.20)
*/
INT WINAPI WSOCK32_sendto(SOCKET s, char *buf, INT len, INT flags,
struct sockaddr *to, INT tolen)
{
LPWSINFO pwsi = WINSOCK_GetIData();
#ifdef HAVE_IPX
struct ws_sockaddr_ipx* to2 = (struct ws_sockaddr_ipx *)to;
#endif
TRACE("(%08x): socket %04x, ptr %08x, length %d, flags %d\n",
(unsigned)pwsi, s, (unsigned) buf, len, flags);
if( _check_ws(pwsi, s) )
{
int fd = _get_sock_fd(s);
INT 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 (_is_blocking(s))
{
/* block here */
/* FIXME: exceptfds */
do_block(fd, 2);
}
if ((length = sendto(fd, buf, len, flags, to, tolen)) < 0 )
{
SetLastError(wsaErrno());
if( GetLastError() == WSAEWOULDBLOCK )
_enable_event(s, FD_WRITE, 0, 0);
}
else {
#ifdef HAVE_IPX
if (to && ((struct sockaddr_ipx *)to)->sipx_family == AF_IPX) {
free(to);
}
#endif
close(fd);
return length;
}
close(fd);
}
else SetLastError(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)WSOCK32_sendto( s, buf, len, flags, to, tolen );
}
/***********************************************************************
* setsockopt() (WSOCK32.21)
*/
INT WINAPI WSOCK32_setsockopt(SOCKET16 s, INT level, INT optname,
char *optval, INT optlen)
{
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x): socket %04x, lev %d, opt %d, ptr %08x, len %d\n",
(unsigned)pwsi, s, level, optname, (int) optval, optlen);
if( _check_ws(pwsi, s) )
{
struct linger linger;
int fd = _get_sock_fd(s);
int woptval;
convert_sockopt(&level, &optname);
if(optname == WS_SO_DONTLINGER) {
linger.l_onoff = *((int*)optval) ? 0: 1;
linger.l_linger = 0;
optname=SO_LINGER;
optval = (char*)&linger;
optlen = sizeof(struct linger);
}else{
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);
} else if (optlen < sizeof(int)){
woptval= *((INT16 *) optval);
optval= (char*) &woptval;
optlen=sizeof(int);
}
}
if (setsockopt(fd, level, optname, optval, optlen) == 0)
{
close(fd);
return 0;
}
SetLastError(wsaErrno());
close(fd);
}
else SetLastError(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)WSOCK32_setsockopt( s, (UINT16)level, optname, optval, optlen );
}
/***********************************************************************
* shutdown() (WSOCK32.22)
*/
INT WINAPI WSOCK32_shutdown(SOCKET s, INT how)
{
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x): socket %04x, how %i\n",
(unsigned)pwsi, s, how );
if( _check_ws(pwsi, s) )
{
int fd = _get_sock_fd(s);
switch( how )
{
case 0: /* drop receives */
_enable_event(s, 0, 0, WS_FD_READ);
#ifdef SHUT_RD
how = SHUT_RD;
#endif
break;
case 1: /* drop sends */
_enable_event(s, 0, 0, WS_FD_WRITE);
#ifdef SHUT_WR
how = SHUT_WR;
#endif
break;
case 2: /* drop all */
#ifdef SHUT_RDWR
how = SHUT_RDWR;
#endif
default:
WSAAsyncSelect( s, 0, 0, 0 );
break;
}
if (shutdown(fd, how) == 0)
{
if( how > 1 )
{
_enable_event(s, 0, 0, WS_FD_CONNECTED|WS_FD_LISTENING);
}
close(fd);
return 0;
}
SetLastError(wsaErrno());
close(fd);
}
else SetLastError(WSAENOTSOCK);
return SOCKET_ERROR;
}
/***********************************************************************
* shutdown() (WINSOCK.22)
*/
INT16 WINAPI WINSOCK_shutdown16(SOCKET16 s, INT16 how)
{
return (INT16)WSOCK32_shutdown( s, how );
}
/***********************************************************************
* socket() (WSOCK32.23)
*/
SOCKET WINAPI WSOCK32_socket(INT af, INT type, INT protocol)
{
LPWSINFO pwsi = WINSOCK_GetIData();
struct create_socket_request *req = get_req_buffer();
TRACE("(%08x): af=%d type=%d protocol=%d\n",
(unsigned)pwsi, af, type, protocol);
if( pwsi )
{
/* 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: SetLastError(WSAEAFNOSUPPORT);
return INVALID_SOCKET;
}
/* check the socket type */
switch(type)
{
case SOCK_STREAM:
case SOCK_DGRAM:
case SOCK_RAW: break;
default: SetLastError(WSAESOCKTNOSUPPORT);
return INVALID_SOCKET;
}
/* check the protocol type */
if ( protocol < 0 ) /* don't support negative values */
{ SetLastError(WSAEPROTONOSUPPORT); return INVALID_SOCKET; }
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: SetLastError(WSAEPROTOTYPE); return INVALID_SOCKET;
}
req->family = af;
req->type = type;
req->protocol = protocol;
req->access = GENERIC_READ|GENERIC_WRITE|SYNCHRONIZE;
req->inherit = TRUE;
sock_server_call( REQ_CREATE_SOCKET );
if ( req->handle >= 0)
{
TRACE("\tcreated %04x\n", req->handle);
return req->handle;
}
if (GetLastError() == WSAEACCES) /* raw socket denied */
{
if (type == SOCK_RAW)
MESSAGE("WARNING: Trying to create a socket of type SOCK_RAW, will fail unless running as root\n");
else
MESSAGE("WS_SOCKET: not enough privileges to create socket, try running as root\n");
SetLastError(WSAESOCKTNOSUPPORT);
}
}
WARN("\t\tfailed!\n");
return INVALID_SOCKET;
}
/***********************************************************************
* socket() (WINSOCK.23)
*/
SOCKET16 WINAPI WINSOCK_socket16(INT16 af, INT16 type, INT16 protocol)
{
return (SOCKET16)WSOCK32_socket( 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 = WINSOCK_GetIData();
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
SetLastError(WSAENOBUFS);
else
SetLastError((h_errno < 0) ? wsaErrno() : wsaHerrno());
}
return NULL;
}
SEGPTR WINAPI WINSOCK_gethostbyaddr16(const char *addr, INT16 len, INT16 type)
{
struct WIN_hostent* retval;
TRACE("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 WSOCK32_gethostbyaddr(const char *addr, INT len,
INT type)
{
TRACE("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 = WINSOCK_GetIData();
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 SetLastError(WSAENOBUFS);
else SetLastError((h_errno < 0) ? wsaErrno() : wsaHerrno());
}
return NULL;
}
SEGPTR WINAPI WINSOCK_gethostbyname16(const char *name)
{
struct WIN_hostent* retval;
TRACE("%s\n", (name)?name:NULL_STRING);
retval = __ws_gethostbyname( name, WS_DUP_SEGPTR );
return (retval)? SEGPTR_GET(retval) : ((SEGPTR)NULL) ;
}
struct WIN_hostent* WINAPI WSOCK32_gethostbyname(const char* name)
{
TRACE("%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 = WINSOCK_GetIData();
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 SetLastError(WSAENOBUFS);
else {
MESSAGE("protocol %s not found; You might want to add "
"this to /etc/protocols\n", debugstr_a(name) );
SetLastError(WSANO_DATA);
}
} else SetLastError(WSANOTINITIALISED);
return NULL;
}
SEGPTR WINAPI WINSOCK_getprotobyname16(const char *name)
{
struct WIN_protoent* retval;
TRACE("%s\n", (name)?name:NULL_STRING);
retval = __ws_getprotobyname(name, WS_DUP_SEGPTR);
return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
}
struct WIN_protoent* WINAPI WSOCK32_getprotobyname(const char* name)
{
TRACE("%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 = WINSOCK_GetIData();
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 SetLastError(WSAENOBUFS);
else {
MESSAGE("protocol number %d not found; You might want to add "
"this to /etc/protocols\n", number );
SetLastError(WSANO_DATA);
}
} else SetLastError(WSANOTINITIALISED);
return NULL;
}
SEGPTR WINAPI WINSOCK_getprotobynumber16(INT16 number)
{
struct WIN_protoent* retval;
TRACE("%i\n", number);
retval = __ws_getprotobynumber(number, WS_DUP_SEGPTR);
return retval ? SEGPTR_GET(retval) : ((SEGPTR)NULL);
}
struct WIN_protoent* WINAPI WSOCK32_getprotobynumber(INT number)
{
TRACE("%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 = WINSOCK_GetIData();
if( pwsi )
{
struct servent* serv;
int i = wsi_strtolo( pwsi, name, proto );
if( i ) {
serv = getservbyname(pwsi->buffer,
proto ? (pwsi->buffer + i) : NULL);
if( serv != NULL )
if( WS_dup_se(pwsi, serv, dup_flag) )
return (struct WIN_servent*)(pwsi->se);
else SetLastError(WSAENOBUFS);
else {
MESSAGE("service %s protocol %s not found; You might want to add "
"this to /etc/services\n", debugstr_a(pwsi->buffer),
proto ? debugstr_a(pwsi->buffer+i):"*");
SetLastError(WSANO_DATA);
}
}
else SetLastError(WSAENOBUFS);
} else SetLastError(WSANOTINITIALISED);
return NULL;
}
SEGPTR WINAPI WINSOCK_getservbyname16(const char *name, const char *proto)
{
struct WIN_servent* retval;
TRACE("'%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 WSOCK32_getservbyname(const char *name, const char *proto)
{
TRACE("'%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 = WINSOCK_GetIData();
if( pwsi )
{
struct servent* serv;
if (!proto || wsi_strtolo( pwsi, proto, NULL )) {
if( (serv = getservbyport(port, (proto) ? pwsi->buffer : NULL)) != NULL ) {
if( WS_dup_se(pwsi, serv, dup_flag) )
return (struct WIN_servent*)(pwsi->se);
else SetLastError(WSAENOBUFS);
}
else {
MESSAGE("service on port %lu protocol %s not found; You might want to add "
"this to /etc/services\n", (unsigned long)ntohl(port),
proto ? debugstr_a(pwsi->buffer) : "*");
SetLastError(WSANO_DATA);
}
}
else SetLastError(WSAENOBUFS);
} else SetLastError(WSANOTINITIALISED);
return NULL;
}
SEGPTR WINAPI WINSOCK_getservbyport16(INT16 port, const char *proto)
{
struct WIN_servent* retval;
TRACE("%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 WSOCK32_getservbyport(INT port, const char *proto)
{
TRACE("%i, '%s'\n",
(int)port, (proto)?proto:NULL_STRING);
return __ws_getservbyport(port, proto, WS_DUP_LINEAR);
}
/***********************************************************************
* gethostname() (WSOCK32.57)
*/
INT WINAPI WSOCK32_gethostname(char *name, INT namelen)
{
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x): name %s, len %d\n",
(unsigned)pwsi, (name)?name:NULL_STRING, namelen);
if( pwsi )
{
if (gethostname(name, namelen) == 0) return 0;
SetLastError((errno == EINVAL) ? WSAEFAULT : wsaErrno());
}
return SOCKET_ERROR;
}
/***********************************************************************
* gethostname() (WINSOCK.57)
*/
INT16 WINAPI WINSOCK_gethostname16(char *name, INT16 namelen)
{
return (INT16)WSOCK32_gethostname(name, namelen);
}
/* ------------------------------------- Windows sockets extensions -- *
* *
* ------------------------------------------------------------------- */
/***********************************************************************
* WSAEnumNetworkEvents
*/
int WINAPI WSAEnumNetworkEvents(SOCKET s, WSAEVENT hEvent, LPWSANETWORKEVENTS lpEvent)
{
LPWSINFO pwsi = WINSOCK_GetIData();
struct get_socket_event_request *req = get_req_buffer();
TRACE("(%08x): %08x, hEvent %08x, lpEvent %08x\n",
(unsigned)pwsi, s, hEvent, (unsigned)lpEvent );
if( _check_ws(pwsi, s) )
{
req->handle = s;
req->service = TRUE;
req->s_event = 0;
req->c_event = hEvent;
sock_server_call( REQ_GET_SOCKET_EVENT );
lpEvent->lNetworkEvents = req->pmask;
memcpy(lpEvent->iErrorCode, req->errors, sizeof(lpEvent->iErrorCode));
return 0;
}
else SetLastError(WSAEINVAL);
return SOCKET_ERROR;
}
/***********************************************************************
* WSAEventSelect
*/
int WINAPI WSAEventSelect(SOCKET s, WSAEVENT hEvent, LONG lEvent)
{
LPWSINFO pwsi = WINSOCK_GetIData();
struct set_socket_event_request *req = get_req_buffer();
TRACE("(%08x): %08x, hEvent %08x, event %08x\n",
(unsigned)pwsi, s, hEvent, (unsigned)lEvent );
if( _check_ws(pwsi, s) )
{
req->handle = s;
req->mask = lEvent;
req->event = hEvent;
sock_server_call( REQ_SET_SOCKET_EVENT );
return 0;
}
else SetLastError(WSAEINVAL);
return SOCKET_ERROR;
}
/***********************************************************************
* WSAAsyncSelect() (WINSOCK.101)(WSOCK32.101)
*/
VOID CALLBACK WINSOCK_DoAsyncEvent( ULONG_PTR ptr )
{
ws_select_info *info = (ws_select_info*)ptr;
LPWSINFO pwsi = info->pwsi;
struct get_socket_event_request *req = get_req_buffer();
unsigned int i, pmask, orphan = FALSE;
TRACE("socket %08x, event %08x\n", info->sock, info->event);
SetLastError(0);
req->handle = info->sock;
req->service = TRUE;
req->s_event = info->event; /* <== avoid race conditions */
req->c_event = info->event;
sock_server_call( REQ_GET_SOCKET_EVENT );
if ( (GetLastError() == WSAENOTSOCK) || (GetLastError() == WSAEINVAL) )
{
/* orphaned event (socket closed or something) */
pmask = WS_FD_SERVEVENT;
orphan = TRUE;
} else
pmask = req->pmask;
/* check for accepted sockets that needs to inherit WSAAsyncSelect */
if (pmask & WS_FD_SERVEVENT) {
int q;
for (q=0; q<WS_ACCEPT_QUEUE; q++)
if (pwsi->accept_old[q] == info->sock) {
/* there's only one service thread per pwsi, no lock necessary */
HANDLE as = pwsi->accept_new[q];
if (as) {
pwsi->accept_new[q] = 0;
pwsi->accept_old[q] = 0;
WSAAsyncSelect(as, info->hWnd, info->uMsg, info->lEvent);
}
}
pmask &= ~WS_FD_SERVEVENT;
}
/* dispatch network events */
for (i=0; i<FD_MAX_EVENTS; i++)
if (pmask & (1<<i)) {
TRACE("post: event bit %d, error %d\n", i, req->errors[i]);
PostMessageA(info->hWnd, info->uMsg, info->sock,
WSAMAKESELECTREPLY(1<<i, req->errors[i]));
}
/* cleanup */
if (orphan)
{
TRACE("orphaned event, self-destructing\n");
/* SERVICE_Delete closes the event object */
SERVICE_Delete( info->service );
WS_FREE(info);
}
}
INT WINAPI WSAAsyncSelect(SOCKET s, HWND hWnd, UINT uMsg, LONG lEvent)
{
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x): %04x, hWnd %04x, uMsg %08x, event %08x\n",
(unsigned)pwsi, (SOCKET16)s, (HWND16)hWnd, uMsg, (unsigned)lEvent );
if( _check_ws(pwsi, s) )
{
if( lEvent )
{
ws_select_info *info = (ws_select_info*)WS_ALLOC(sizeof(ws_select_info));
if( info )
{
HANDLE hObj = CreateEventA( NULL, TRUE, FALSE, NULL );
INT err;
info->sock = s;
info->event = hObj;
info->hWnd = hWnd;
info->uMsg = uMsg;
info->lEvent = lEvent;
info->pwsi = pwsi;
info->service = SERVICE_AddObject( hObj, WINSOCK_DoAsyncEvent, (ULONG_PTR)info );
err = WSAEventSelect( s, hObj, lEvent | WS_FD_SERVEVENT );
if (err) {
/* SERVICE_Delete closes the event object */
SERVICE_Delete( info->service );
WS_FREE(info);
return err;
}
return 0; /* success */
}
else SetLastError(WSAENOBUFS);
}
else
{
WSAEventSelect(s, 0, 0);
return 0;
}
}
else SetLastError(WSAEINVAL);
return SOCKET_ERROR;
}
INT16 WINAPI WSAAsyncSelect16(SOCKET16 s, HWND16 hWnd, UINT16 wMsg, LONG lEvent)
{
return (INT16)WSAAsyncSelect( s, hWnd, wMsg, lEvent );
}
/***********************************************************************
* WSARecvEx() (WSOCK32.1107)
*
* WSARecvEx is a Microsoft specific extension to winsock that is identical to recv
* except that has an in/out argument call flags that has the value MSG_PARTIAL ored
* into the flags parameter when a partial packet is read. This only applies to
* sockets using the datagram protocol. This method does not seem to be implemented
* correctly by microsoft as the winsock implementation does not set the MSG_PARTIAL
* flag when a fragmented packet arrives.
*/
INT WINAPI WSARecvEx(SOCKET s, char *buf, INT len, INT *flags) {
FIXME("(WSARecvEx) partial packet return value not set \n");
return WSOCK32_recv(s, buf, len, *flags);
}
/***********************************************************************
* WSARecvEx16() (WINSOCK.1107)
*
* See description for WSARecvEx()
*/
INT16 WINAPI WSARecvEx16(SOCKET16 s, char *buf, INT16 len, INT16 *flags) {
FIXME("(WSARecvEx16) partial packet return value not set \n");
return WINSOCK_recv16(s, buf, len, *flags);
}
/***********************************************************************
* WSACreateEvent() (WS2_32.???)
*
*/
WSAEVENT WINAPI WSACreateEvent(void)
{
/* Create a manual-reset event, with initial state: unsignealed */
TRACE("\n");
return CreateEventA(NULL, TRUE, FALSE, NULL);
}
/***********************************************************************
* WSACloseEvent() (WS2_32.???)
*
*/
BOOL WINAPI WSACloseEvent(WSAEVENT event)
{
TRACE ("event=0x%x\n", event);
return CloseHandle(event);
}
/***********************************************************************
* WSASocketA() (WS2_32.???)
*
*/
SOCKET WINAPI WSASocketA(int af, int type, int protocol,
LPWSAPROTOCOL_INFOA lpProtocolInfo,
GROUP g, DWORD dwFlags)
{
/*
FIXME: The "advanced" parameters of WSASocketA (lpProtocolInfo,
g, dwFlags) are ignored.
*/
TRACE("af=%d type=%d protocol=%d protocol_info=%p group=%d flags=0x%lx\n",
af, type, protocol, lpProtocolInfo, g, dwFlags );
return ( WSOCK32_socket (af, type, protocol) );
}
/***********************************************************************
* __WSAFDIsSet() (WINSOCK.151)
*/
INT16 WINAPI __WSAFDIsSet16(SOCKET16 s, ws_fd_set16 *set)
{
int i = set->fd_count;
TRACE("(%d,%8lx(%i))\n", s,(unsigned long)set, i);
while (i--)
if (set->fd_array[i] == s) return 1;
return 0;
}
/***********************************************************************
* __WSAFDIsSet() (WSOCK32.151)
*/
INT WINAPI __WSAFDIsSet(SOCKET s, ws_fd_set32 *set)
{
int i = set->fd_count;
TRACE("(%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)
*/
BOOL 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("\n");
return FALSE;
}
/***********************************************************************
* WSACancelBlockingCall() (WINSOCK.113)(WSOCK32.113)
*/
INT WINAPI WSACancelBlockingCall(void)
{
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x)\n", (unsigned)pwsi);
if( pwsi ) return 0;
return SOCKET_ERROR;
}
/***********************************************************************
* WSASetBlockingHook16() (WINSOCK.109)
*/
FARPROC16 WINAPI WSASetBlockingHook16(FARPROC16 lpBlockFunc)
{
FARPROC16 prev;
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x): hook %08x\n",
(unsigned)pwsi, (unsigned) lpBlockFunc);
if( pwsi )
{
prev = (FARPROC16)pwsi->blocking_hook;
pwsi->blocking_hook = (DWORD)lpBlockFunc;
pwsi->flags &= ~WSI_BLOCKINGHOOK;
return prev;
}
return 0;
}
/***********************************************************************
* WSASetBlockingHook()
*/
FARPROC WINAPI WSASetBlockingHook(FARPROC lpBlockFunc)
{
FARPROC prev;
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x): hook %08x\n",
(unsigned)pwsi, (unsigned) lpBlockFunc);
if( pwsi ) {
prev = (FARPROC)pwsi->blocking_hook;
pwsi->blocking_hook = (DWORD)lpBlockFunc;
pwsi->flags |= WSI_BLOCKINGHOOK;
return prev;
}
return NULL;
}
/***********************************************************************
* WSAUnhookBlockingHook16() (WINSOCK.110)
*/
INT16 WINAPI WSAUnhookBlockingHook16(void)
{
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x)\n", (unsigned)pwsi);
if( pwsi ) return (INT16)(pwsi->blocking_hook = 0);
return SOCKET_ERROR;
}
/***********************************************************************
* WSAUnhookBlockingHook()
*/
INT WINAPI WSAUnhookBlockingHook(void)
{
LPWSINFO pwsi = WINSOCK_GetIData();
TRACE("(%08x)\n", (unsigned)pwsi);
if( pwsi )
{
pwsi->blocking_hook = 0;
pwsi->flags &= ~WSI_BLOCKINGHOOK;
return 0;
}
return SOCKET_ERROR;
}
/* ----------------------------------- 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;
WARN("errno %d, (%s).\n", loc_errno, strerror(loc_errno));
switch(loc_errno)
{
case EINTR: return WSAEINTR;
case EBADF: return WSAEBADF;
case EPERM:
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("Unknown errno %d!\n", loc_errno);
return WSAEOPNOTSUPP;
}
}
UINT16 wsaHerrno(void)
{
int loc_errno = h_errno;
WARN("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("Unknown h_errno %d!\n", loc_errno);
return WSAEOPNOTSUPP;
}
}
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