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goma / wine / 670cdc45be658be48558059e2bd8bfdbb8a18ca4 / . / misc / winsock.c
blob: 3246b415fa7e26565d2e205b676382084c236147 [file] [log] [blame]
/*
* 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.
*
* TODO: 32-bit asynchronous services.
*/
#include <stdio.h>
#include <string.h>
#include <signal.h>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/ioctl.h>
#if defined(__svr4__)
#include <sys/filio.h>
#include <sys/ioccom.h>
#include <sys/sockio.h>
#endif
#if defined(__EMX__)
#include <sys/so_ioctl.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 <fcntl.h>
#include <errno.h>
#include <netdb.h>
#include <unistd.h>
#include "windows.h"
#include "winnt.h"
#include "heap.h"
#include "ldt.h"
#include "task.h"
#include "message.h"
#include "winsock.h"
#include "miscemu.h"
#include "stddebug.h"
#include "debug.h"
#define dump_sockaddr(a) \
fprintf(stderr, "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 */
extern int h_errno;
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 int _check_buffer(LPWSINFO pwsi, int size);
extern void EVENT_AddIO( int fd, unsigned flag );
extern void EVENT_DeleteIO( int fd, unsigned flag );
/***********************************************************************
* 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 fprintf(stderr, "convert_sockopt() 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 )
fprintf(stderr,"loose wsi struct! pwsi=0x%08x, task=0x%04x\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 void fd_set_normalize(fd_set* fds, LPWSINFO pwsi, ws_fd_set* ws, int* highfd)
{
/* translate Winsock fd set into the normal fd set */
FD_ZERO(fds);
if( ws )
{
int i;
ws_socket* pws;
for( i = 0; i < (ws->fd_count) ; i++ )
{
pws = (ws_socket*)WS_HANDLE2PTR(ws->fd_array[i]);
if( _check_ws(pwsi, pws) )
{
if( pws->fd > *highfd ) *highfd = pws->fd;
FD_SET(pws->fd, fds);
}
}
}
}
/*
* Note weirdness here: sockets with errors belong in exceptfds, but
* are given to us in readfds or writefds, so move them to exceptfds if
* there is an error. Note that this means that exceptfds may have mysterious
* sockets set in it that the program never asked for.
*/
__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) dprintf_winsock(stddeb, "error: %d\n", optval);
return optval != 0;
}
static void fd_set_update(LPWSINFO pwsi, fd_set* fds, ws_fd_set* ws,
fd_set *errorfds)
{
if( ws )
{
int i, j, count = ws->fd_count;
for( i = 0, j = 0; i < count; i++ )
{
ws_socket *pws = (ws_socket*)WS_HANDLE2PTR(ws->fd_array[i]);
int fd = pws->fd;
if( _check_ws(pwsi, pws) && FD_ISSET(fd, fds) )
{
/* if error, move to errorfds */
if (errorfds && (FD_ISSET(fd, errorfds) || sock_error_p(fd)))
FD_SET(fd, errorfds);
else
ws->fd_array[j++] = ws->fd_array[i];
}
}
ws->fd_count = j;
dprintf_winsock(stddeb, "\n");
}
return;
}
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_THREAD,
WS_MAX_UDP_DATAGRAM, (SEGPTR)NULL };
HTASK16 tid = GetCurrentTask();
LPWSINFO pwsi;
dprintf_winsock(stddeb, "WSAStartup: 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)) )
{
fprintf(stderr,"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_THREAD; i++ )
{
pwsi->sock[i].fd = -1;
pwsi->sock[i].flags = i + 1;
}
pwsi->sock[WS_MAX_SOCKETS_PER_THREAD - 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));
dprintf_winsock(stddeb, "WSAStartup: 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. */
int i, j, n;
if( --pwsi->num_startup > 0 ) return 0;
SIGNAL_MaskAsyncEvents( TRUE );
if( pTask )
pTask->pwsi = NULL;
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 )
dprintf_winsock(stddeb,"\tinside blocking call!\n");
/* FIXME: aop_control() doesn't decrement pwsi->num_async_rq
*
* if( pwsi->num_async_rq )
* dprintf_winsock(stddeb,"\thave %i outstanding async ops!\n", pwsi->num_async_rq );
*/
for(i = 0, j = 0, n = 0; i < WS_MAX_SOCKETS_PER_THREAD; i++)
if( pwsi->sock[i].fd != -1 )
{
if( pwsi->sock[i].psop )
{
n++;
WSAAsyncSelect( (SOCKET16)WS_PTR2HANDLE(pwsi->sock + i), 0, 0, 0 );
}
close(pwsi->sock[i].fd); j++;
}
if( j )
dprintf_winsock(stddeb,"\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);
memset( pwsi, 0, sizeof(WSINFO) );
WS_FREE(pwsi);
return 0;
}
INT32 WINAPI WSACleanup(void)
{
HTASK16 hTask = GetCurrentTask();
dprintf_winsock(stddeb, "WSACleanup(%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;
dprintf_winsock(stddeb, "WSAGetLastError(%08x)", (unsigned)pwsi);
ret = (pwsi) ? pwsi->err : WSANOTINITIALISED;
dprintf_winsock(stddeb, " = %i\n", (int)ret);
return ret;
}
/***********************************************************************
* WSASetLastError32() (WSOCK32.112)
*/
void WINAPI WSASetLastError32(INT32 iError)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WSASetLastError(%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;
}
int _check_buffer(LPWSINFO pwsi, int size)
{
if( pwsi->buffer && pwsi->buflen >= size ) return 1;
else SEGPTR_FREE(pwsi->buffer);
pwsi->buffer = (char*)SEGPTR_ALLOC((pwsi->buflen = size));
return (pwsi->buffer != NULL);
}
/* ----------------------------------- 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());
dprintf_winsock(stddeb, "WS_ACCEPT(%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 */
WSAAsyncSelect( s, pws->psop->hWnd, pws->psop->uMsg,
pws->flags & ~WS_FD_ACCEPT );
}
return s;
}
else pwsi->err = WSAENOBUFS;
}
else pwsi->err = wsaErrno();
}
return INVALID_SOCKET32;
}
/***********************************************************************
* accept() (WINSOCK.1)
*/
SOCKET16 WINAPI WINSOCK_accept16(SOCKET16 s, struct sockaddr* addr,
INT16* addrlen16 )
{
INT32 addrlen32 = *addrlen16;
SOCKET32 retSocket = WINSOCK_accept32( s, addr, &addrlen32 );
*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());
dprintf_winsock(stddeb, "WS_BIND(%08x): socket %04x, ptr %8x, length %d\n",
(unsigned)pwsi, s, (int) name, namelen);
#if 0
dump_sockaddr(name);
#endif
if ( _check_ws(pwsi, pws) )
if ( namelen >= sizeof(*name) )
if ( ((struct sockaddr_in *)name)->sin_family == AF_INET )
if ( bind(pws->fd, name, namelen) < 0 )
{
int loc_errno = errno;
dprintf_winsock(stddeb,"\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 return 0; /* success */
else pwsi->err = WSAEAFNOSUPPORT;
else pwsi->err = WSAEFAULT;
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());
dprintf_winsock(stddeb, "WS_CLOSE(%08x): socket %08x\n", (unsigned)pwsi, s);
if( _check_ws(pwsi, pws) )
{
int fd = pws->fd;
if( pws->psop ) WSAAsyncSelect( 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());
dprintf_winsock(stddeb, "WS_CONNECT(%08x): socket %04x, ptr %8x, length %d\n",
(unsigned)pwsi, s, (int) name, namelen);
#if 0
dump_sockaddr(name);
#endif
if( _check_ws(pwsi, pws) )
{
if (connect(pws->fd, name, namelen) == 0)
{
pws->flags &= ~(WS_FD_INACTIVE | WS_FD_CONNECT);
if( pws->psop && pws->flags & WS_FD_CONNECT )
{
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;
}
}
return 0;
}
pwsi->err = (errno == EINPROGRESS) ? WSAEWOULDBLOCK : wsaErrno();
}
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());
dprintf_winsock(stddeb, "WS_GETPEERNAME(%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)
return 0;
pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
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 0
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());
dprintf_winsock(stddeb, "WS_GETSOCKNAME(%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)
return 0;
pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
return SOCKET_ERROR;
}
/***********************************************************************
* getsockname() (WINSOCK.6)
*/
INT16 WINAPI WINSOCK_getsockname16(SOCKET16 s, struct sockaddr *name,
INT16 *namelen16)
{
INT32 namelen32 = *namelen16;
INT32 retVal = WINSOCK_getsockname32( s, name, &namelen32 );
*namelen16 = namelen32;
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());
dprintf_winsock(stddeb, "WS_GETSOCKOPT(%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 = *optlen;
INT32 retVal = WINSOCK_getsockopt32( s, level, optname, optval, &optlen32 );
*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)
*/
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)
*/
SEGPTR WINAPI WINSOCK_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 = 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 (SEGPTR)NULL;
}
strncpy(pwsi->dbuffer, s, 32 );
return SEGPTR_GET(pwsi->dbuffer);
}
pwsi->err = wsaErrno();
}
return (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());
dprintf_winsock(stddeb, "WS_IOCTL(%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):
fprintf(stderr,"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 */
dprintf_winsock(stddeb,"\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());
dprintf_winsock(stddeb, "WS_LISTEN(%08x): socket %04x, backlog %d\n",
(unsigned)pwsi, s, backlog);
if( _check_ws(pwsi, pws) )
{
if( !pws->psop )
{
int fd_flags = fcntl(pws->fd, F_GETFL, 0);
if( !(fd_flags & O_NONBLOCK) ) pws->flags |= WS_FD_ACCEPT;
}
if (listen(pws->fd, backlog) == 0) 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());
dprintf_winsock(stddeb, "WS_RECV(%08x): socket %04x, buf %8x, len %d, flags %d",
(unsigned)pwsi, s, (unsigned)buf, len, flags);
if( _check_ws(pwsi, pws) )
{
INT32 length;
if ((length = recv(pws->fd, buf, len, flags)) >= 0)
{
dprintf_winsock(stddeb, " -> %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;
dprintf_winsock(stddeb, " -> 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());
dprintf_winsock(stddeb, "WS_RECVFROM(%08x): socket %04x, ptr %08x, len %d, flags %d",
(unsigned)pwsi, s, (unsigned)buf, len, flags);
if( _check_ws(pwsi, pws) )
{
int length;
if ((length = recvfrom(pws->fd, buf, len, flags, from, fromlen32)) >= 0)
{
dprintf_winsock(stddeb, " -> %i bytes\n", length);
if( pws->psop && (pws->flags & (WS_FD_READ | WS_FD_CLOSE)) )
EVENT_AddIO( pws->fd, EVENT_IO_READ ); /* reenabler */
return (INT16)length;
}
pwsi->err = wsaErrno();
}
else if( pwsi ) pwsi->err = WSAENOTSOCK;
dprintf_winsock(stddeb, " -> ERROR\n");
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 = *fromlen16;
INT32 retVal = WINSOCK_recvfrom32( s, buf, len, flags, from, &fromlen32 );
*fromlen16 = fromlen32;
return (INT16)retVal;
}
/***********************************************************************
* select() (WINSOCK.18)
*/
INT16 WINAPI WINSOCK_select16(INT16 nfds, ws_fd_set *ws_readfds,
ws_fd_set *ws_writefds, ws_fd_set *ws_exceptfds,
struct timeval *timeout)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_SELECT(%08x): nfds %d (ignored), read %8x, write %8x, excp %8x\n",
(unsigned) pwsi, nfds, (unsigned) ws_readfds, (unsigned) ws_writefds, (unsigned) ws_exceptfds);
if( pwsi )
{
int highfd = 0;
fd_set readfds, writefds, exceptfds, errorfds;
fd_set_normalize(&readfds, pwsi, ws_readfds, &highfd);
fd_set_normalize(&writefds, pwsi, ws_writefds, &highfd);
fd_set_normalize(&exceptfds, pwsi, ws_exceptfds, &highfd);
FD_ZERO(&errorfds);
if( (highfd = select(highfd + 1, &readfds, &writefds, &exceptfds, timeout)) >= 0 )
{
if( highfd )
{
fd_set_update(pwsi, &readfds, ws_readfds, &errorfds);
fd_set_update(pwsi, &writefds, ws_writefds, &errorfds);
/* update exception set (see "weirdness" comment in the
* beginning of the file). */
if (ws_exceptfds)
{
int i, j, count = ws_exceptfds->fd_count;
for (i = j = 0; i < count; i++)
{
ws_socket *pws = (ws_socket *)WS_HANDLE2PTR(ws_exceptfds->fd_array[i]);
if( _check_ws(pwsi, pws) &&
(FD_ISSET(pws->fd, &exceptfds) || FD_ISSET(pws->fd, &errorfds)) )
ws_exceptfds->fd_array[j++] = ws_exceptfds->fd_array[i];
}
ws_exceptfds->fd_count = j;
}
}
return highfd;
}
pwsi->err = wsaErrno();
}
return SOCKET_ERROR;
}
/***********************************************************************
* select() (WSOCK32.18)
*/
INT32 WINAPI WINSOCK_select32(INT32 nfds, ws_fd_set *ws_readfds,
ws_fd_set *ws_writefds, ws_fd_set *ws_exceptfds,
struct timeval *timeout)
{
/* struct timeval is the same for both 32- and 16-bit code */
return WINSOCK_select16( (INT16)nfds, 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());
dprintf_winsock(stddeb, "WS_SEND(%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());
dprintf_winsock(stddeb, "WS_SENDTO(%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 ((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 return length;
}
else if( pwsi ) pwsi->err = WSAENOTSOCK;
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());
dprintf_winsock(stddeb, "WS_SETSOCKOPT(%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) )
{
convert_sockopt(&level, &optname);
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)
{
INT32 linger32[2];
if( optname == SO_LINGER )
{
INT16* ptr = (INT16*)optval;
linger32[0] = ptr[0];
linger32[1] = ptr[1];
optval = (char*)&linger32;
optlen = sizeof(linger32);
}
return (INT16)WINSOCK_setsockopt32( s, 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());
dprintf_winsock(stddeb, "WS_SHUTDOWN(%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);
break;
case 1: /* drop sends */
if( pws->flags & WS_FD_WRITE )
EVENT_DeleteIO( pws->fd, EVENT_IO_WRITE );
pws->flags &= ~WS_FD_WRITE;
break;
case 2: /* drop all */
default:
WSAAsyncSelect( s, 0, 0, 0 );
break;
}
if (shutdown(pws->fd, how) == 0)
{
if( how > 1 )
{
pws->flags &= ~WS_FD_CONNECTED;
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());
dprintf_winsock(stddeb, "WS_SOCKET(%08x): af=%d type=%d protocol=%d\n",
(unsigned)pwsi, af, type, protocol);
if( pwsi )
{
int sock;
/* check the socket family */
switch(af)
{
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);
dprintf_winsock(stddeb,"\tcreated %04x (handle %i)\n", sock, (UINT16)WS_PTR2HANDLE(pnew));
if( pnew ) return (SOCKET16)WS_PTR2HANDLE(pnew);
close(sock);
pwsi->err = WSAENOBUFS;
return INVALID_SOCKET32;
}
if (errno == EPERM) /* raw socket denied */
{
fprintf(stderr, "WS_SOCKET: not enough privileges\n");
pwsi->err = WSAESOCKTNOSUPPORT;
} else pwsi->err = wsaErrno();
}
dprintf_winsock(stddeb, "\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 error codes from Unix
* to WSA, hence no direct mapping in if1632/wsock32.spec.
*
* FIXME: Win32 may need "short" h_addrtype and h_length in
* ...ent structures. If so, use WS_dup_...(pwsi, ..., 0) to
* convert.
*/
static char* NULL_STRING = "NULL";
/***********************************************************************
* gethostbyaddr() (WINSOCK.51)
*
*
struct WIN_hostent *
*/
SEGPTR WINAPI WINSOCK_gethostbyaddr16(const char *addr, INT16 len, INT16 type)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_GetHostByAddr16(%08x): ptr %8x, len %d, type %d\n",
(unsigned)pwsi, (unsigned) addr, len, type);
if( pwsi )
{
struct hostent* host = gethostbyaddr(addr, len, type);
if( host )
if( WS_dup_he(pwsi, host, WS_DUP_SEGPTR) )
return SEGPTR_GET(pwsi->buffer);
else
pwsi->err = WSAENOBUFS;
else
pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
return (SEGPTR)NULL;
}
/***********************************************************************
* gethostbyaddr() (WSOCK32.51)
*/
struct hostent* WINAPI WINSOCK_gethostbyaddr32(const char *addr, INT32 len,
INT32 type)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_GetHostByAddr32(%08x): ptr %8x, len %d, type %d\n",
(unsigned)pwsi, (unsigned) addr, len, type);
if( pwsi )
{
struct hostent* host = gethostbyaddr( addr, len, type );
if( host )
return host;
pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
return NULL;
}
/***********************************************************************
* gethostbyname() (WINSOCK.52)
*
*
struct WIN_hostent *
*/
SEGPTR WINAPI WINSOCK_gethostbyname16(const char *name)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_GetHostByName16(%08x): %s\n",
(unsigned)pwsi, (name)?name:"NULL");
if( pwsi )
{
struct hostent* host;
if( (host = gethostbyname(name)) != NULL )
if( WS_dup_he(pwsi, host, WS_DUP_SEGPTR) )
return SEGPTR_GET(pwsi->buffer);
else pwsi->err = WSAENOBUFS;
else pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
return (SEGPTR)NULL;
}
/***********************************************************************
* gethostbyname() (WSOCK32,52)
*/
struct hostent* WINAPI WINSOCK_gethostbyname32(const char* name)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_GetHostByName32(%08x): %s\n",
(unsigned)pwsi, (name)?name:"NULL");
if( pwsi )
{
struct hostent* host = gethostbyname( name );
if( host )
return host;
pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
return NULL;
}
/***********************************************************************
* gethostname() (WSOCK32.57)
*/
INT32 WINAPI WINSOCK_gethostname32(char *name, INT32 namelen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_GetHostName(%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);
}
/***********************************************************************
* getprotobyname() (WINSOCK.53)
*
*
struct WIN_protoent *
*/
SEGPTR WINAPI WINSOCK_getprotobyname16(char *name)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_GetProtoByName16(%08x): %s\n",
(unsigned)pwsi, (name)?name:NULL_STRING);
if( pwsi )
{
struct protoent* proto;
if( (proto = getprotobyname(name)) != NULL )
if( WS_dup_pe(pwsi, proto, WS_DUP_SEGPTR) )
return SEGPTR_GET(pwsi->buffer);
else pwsi->err = WSAENOBUFS;
else pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
return (SEGPTR)NULL;
}
/***********************************************************************
* getprotobyname() (WSOCK32.53)
*/
struct protoent* WINAPI WINSOCK_getprotobyname32(char* name)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_GetProtoByName32(%08x): %s\n",
(unsigned)pwsi, (name)?name:NULL_STRING);
if( pwsi )
{
struct protoent* proto;
if( (proto = getprotobyname(name)) != NULL )
return proto;
pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
return NULL;
}
/***********************************************************************
* getprotobynumber() (WINSOCK.54)
*
*
struct WIN_protoent *
*/
SEGPTR WINAPI WINSOCK_getprotobynumber16(INT16 number)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_GetProtoByNumber16(%08x): %i\n", (unsigned)pwsi, number);
if( pwsi )
{
struct protoent* proto;
if( (proto = getprotobynumber(number)) != NULL )
if( WS_dup_pe(pwsi, proto, WS_DUP_SEGPTR) )
return SEGPTR_GET(pwsi->buffer);
else pwsi->err = WSAENOBUFS;
else pwsi->err = WSANO_DATA;
}
return (SEGPTR)NULL;
}
/***********************************************************************
* getprotobynumber() (WSOCK32.54)
*/
struct protoent* WINAPI WINSOCK_getprotobynumber32(INT32 number)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_GetProtoByNumber32(%08x): %i\n", (unsigned)pwsi, number);
if( pwsi )
{
struct protoent* proto;
if( (proto = getprotobynumber(number)) != NULL )
return proto;
pwsi->err = WSANO_DATA;
}
return NULL;
}
/***********************************************************************
* getservbyname() (WINSOCK.55)
*
*
struct WIN_servent *
*/
SEGPTR WINAPI WINSOCK_getservbyname16(const char *name, const char *proto)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_GetServByName16(%08x): '%s', '%s'\n",
(unsigned)pwsi, (name)?name:NULL_STRING, (proto)?proto:NULL_STRING);
if( pwsi )
{
struct servent* serv;
if( (serv = getservbyname(name, proto)) != NULL )
if( WS_dup_se(pwsi, serv, WS_DUP_SEGPTR) )
return SEGPTR_GET(pwsi->buffer);
else pwsi->err = WSAENOBUFS;
else pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
return (SEGPTR)NULL;
}
/***********************************************************************
* getservbyname() (WSOCK32.55)
*/
struct servent* WINAPI WINSOCK_getservbyname32(const char *name, const char *proto)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_GetServByName32(%08x): '%s', '%s'\n",
(unsigned)pwsi, (name)?name:NULL_STRING, (proto)?proto:NULL_STRING);
if( pwsi )
{
struct servent* serv;
if( (serv = getservbyname(name, proto)) != NULL )
return serv;
pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
return NULL;
}
/***********************************************************************
* getservbyport() (WINSOCK.56)
*
*
struct WIN_servent *
*/
SEGPTR WINAPI WINSOCK_getservbyport16(INT16 port, const char *proto)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_GetServByPort16(%08x): %i, '%s'\n",
(unsigned)pwsi, (int)port, (proto)?proto:NULL_STRING);
if( pwsi )
{
struct servent* serv;
if( (serv = getservbyport(port, proto)) != NULL )
if( WS_dup_se(pwsi, serv, WS_DUP_SEGPTR) )
return SEGPTR_GET(pwsi->buffer);
else pwsi->err = WSAENOBUFS;
else pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
return (SEGPTR)NULL;
}
/***********************************************************************
* getservbyport() (WSOCK32.56)
*/
struct servent* WINAPI WINSOCK_getservbyport32(INT32 port, const char *proto)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_GetServByPort32(%08x): %i, '%s'\n",
(unsigned)pwsi, (int)port, (proto)?proto:NULL_STRING);
if( pwsi )
{
struct servent* serv;
if( (serv = getservbyport(port, proto)) != NULL )
return serv;
pwsi->err = (h_errno < 0) ? wsaErrno() : wsaHerrno();
}
return NULL;
}
/* ------------------------------------- Windows sockets extensions -- *
* *
* ------------------------------------------------------------------- */
/***********************************************************************
* Asynchronous DNS services
*/
/* winsock_dns.c */
extern HANDLE16 __WSAsyncDBQuery(LPWSINFO pwsi, HWND16 hWnd, UINT16 uMsg, INT16 type, LPCSTR init,
INT16 len, LPCSTR proto, SEGPTR sbuf, INT16 buflen, UINT32 flag);
/***********************************************************************
* WSAAsyncGetHostByAddr() (WINSOCK.102)
*/
HANDLE16 WINAPI WSAAsyncGetHostByAddr(HWND16 hWnd, UINT16 uMsg, LPCSTR addr,
INT16 len, INT16 type, SEGPTR sbuf, INT16 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_AsyncGetHostByAddr(%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, sbuf, buflen, WSMSG_ASYNC_HOSTBYADDR );
return 0;
}
/***********************************************************************
* WSAAsyncGetHostByName() (WINSOCK.103)
*/
HANDLE16 WINAPI WSAAsyncGetHostByName(HWND16 hWnd, UINT16 uMsg, LPCSTR name,
SEGPTR sbuf, INT16 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_AsyncGetHostByName(%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, sbuf, buflen, WSMSG_ASYNC_HOSTBYNAME );
return 0;
}
/***********************************************************************
* WSAAsyncGetProtoByName() (WINSOCK.105)
*/
HANDLE16 WINAPI WSAAsyncGetProtoByName(HWND16 hWnd, UINT16 uMsg, LPCSTR name,
SEGPTR sbuf, INT16 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_AsyncGetProtoByName(%08x): hwnd %04x, msg %04x, protocol %s\n",
(unsigned)pwsi, hWnd, uMsg, (name)?name:NULL_STRING );
if( pwsi )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, 0, name, 0,
NULL, sbuf, buflen, WSMSG_ASYNC_PROTOBYNAME );
return 0;
}
/***********************************************************************
* WSAAsyncGetProtoByNumber() (WINSOCK.104)
*/
HANDLE16 WINAPI WSAAsyncGetProtoByNumber(HWND16 hWnd, UINT16 uMsg, INT16 number,
SEGPTR sbuf, INT16 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_AsyncGetProtoByNumber(%08x): hwnd %04x, msg %04x, num %i\n",
(unsigned)pwsi, hWnd, uMsg, number );
if( pwsi )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, number, NULL, 0,
NULL, sbuf, buflen, WSMSG_ASYNC_PROTOBYNUM );
return 0;
}
/***********************************************************************
* WSAAsyncGetServByName() (WINSOCK.107)
*/
HANDLE16 WINAPI WSAAsyncGetServByName(HWND16 hWnd, UINT16 uMsg, LPCSTR name,
LPCSTR proto, SEGPTR sbuf, INT16 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_AsyncGetServByName(%08x): hwnd %04x, msg %04x, name %s, proto %s\n",
(unsigned)pwsi, hWnd, uMsg, (name)?name:NULL_STRING, (proto)?proto:NULL_STRING );
if( pwsi )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, 0, name, 0,
proto, sbuf, buflen, WSMSG_ASYNC_SERVBYNAME );
return 0;
}
/***********************************************************************
* WSAAsyncGetServByPort() (WINSOCK.106)
*/
HANDLE16 WINAPI WSAAsyncGetServByPort(HWND16 hWnd, UINT16 uMsg, INT16 port,
LPCSTR proto, SEGPTR sbuf, INT16 buflen)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_AsyncGetServByPort(%08x): hwnd %04x, msg %04x, port %i, proto %s\n",
(unsigned)pwsi, hWnd, uMsg, port, (proto)?proto:NULL_STRING );
if( pwsi )
return __WSAsyncDBQuery(pwsi, hWnd, uMsg, port, proto, 0,
NULL, sbuf, buflen, WSMSG_ASYNC_SERVBYPORT );
return 0;
}
/***********************************************************************
* WSACancelAsyncRequest() (WINSOCK.108)
*/
INT16 WINAPI WSACancelAsyncRequest(HANDLE16 hAsyncTaskHandle)
{
INT16 retVal = SOCKET_ERROR;
LPWSINFO pwsi = wsi_find(GetCurrentTask());
ws_async_op* p_aop = (ws_async_op*)WS_HANDLE2PTR(hAsyncTaskHandle);
dprintf_winsock(stddeb, "WS_CancelAsyncRequest(%08x): handle %04x\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;
}
/***********************************************************************
* WSAAsyncSelect() (WINSOCK.101)
*/
static ws_select_op* __ws_select_list = NULL;
BOOL32 WINSOCK_HandleIO( int* max_fd, int num_pending, fd_set io_set[3] )
{
/* This function is called by the event dispatcher
* with io_set containing the result of select() */
ws_select_op* psop = __ws_select_list;
BOOL32 bPost = FALSE;
DWORD dwEvent, dwErrBytes;
int num_posted;
dprintf_winsock(stddeb,"WINSOCK_HandleIO: %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, &io_set[EVENT_IO_READ] )) ||
(w = FD_ISSET( fd, &io_set[EVENT_IO_WRITE] )) ||
(e = FD_ISSET( fd, &io_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.
*/
dprintf_winsock(stddeb,"\tchecking psop = 0x%08x\n", (unsigned) psop );
num_pending--;
if( flags & WS_FD_ACCEPT )
{
/* listening socket */
FD_CLR( fd, &io_set[EVENT_IO_WRITE] );
if( r )
{
FD_CLR( fd, &io_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, &io_set[EVENT_IO_WRITE] )) )
{
/* ready to write means that socket is connected */
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, &io_set[EVENT_IO_READ] );
if( flags & WS_FD_WRITE ) FD_SET( fd, &io_set[EVENT_IO_WRITE] );
else FD_CLR( fd, &io_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 */
}
else
{
/* connected socket --
* removed WS_FD_OOB code for now.
*/
if( flags & WS_FD_WRITE &&
(w || (w = FD_ISSET( fd, &io_set[EVENT_IO_WRITE] ))) )
{
/* this will be reenabled when send() or sendto() fail with
* WSAEWOULDBLOCK */
if( PostMessage16( psop->hWnd, psop->uMsg, (WPARAM16)WS_PTR2HANDLE(psop->pws),
(LPARAM)WSAMAKESELECTREPLY( WS_FD_WRITE, 0 ) ) )
{
FD_CLR( fd, &io_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, &io_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, &io_set[EVENT_IO_READ] );
FD_CLR( fd, &io_set[EVENT_IO_WRITE] );
if( *max_fd == (fd + 1) ) (*max_fd)--;
}
}
}
if( bPost )
{
PostMessage16( psop->hWnd, psop->uMsg,
(WPARAM16)WS_PTR2HANDLE(psop->pws), (LPARAM)dwEvent );
bPost = FALSE;
num_posted++;
}
}
if( num_pending <= 0 ) break;
}
dprintf_winsock(stddeb, "\tdone, %i posted events\n", num_posted );
return ( num_posted ) ? TRUE : FALSE;
}
INT16 WINAPI WSAAsyncSelect(SOCKET16 s, HWND16 hWnd, UINT16 uMsg, UINT32 lEvent)
{
ws_socket* pws = (ws_socket*)WS_HANDLE2PTR(s);
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_AsyncSelect(%08x): %04x, hWnd %04x, uMsg %04x, event %08x\n",
(unsigned)pwsi, s, 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 );
dprintf_winsock(stddeb,"\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 */
dprintf_winsock(stddeb,"\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;
}
/***********************************************************************
* __WSAFDIsSet() (WINSOCK.151)
*/
INT16 WINAPI __WSAFDIsSet16(SOCKET16 s, ws_fd_set *set)
{
int i = set->fd_count;
dprintf_winsock(stddeb, "__WSAFDIsSet(%d,%8lx)\n", s,(unsigned long)set);
while (i--)
if (set->fd_array[i] == s) return 1;
return 0;
}
/***********************************************************************
* __WSAFDIsSet() (WSOCK32.151)
*/
INT32 WINAPI __WSAFDIsSet32(SOCKET32 s, ws_fd_set *set)
{
return __WSAFDIsSet16( (SOCKET16)s, set );
}
/***********************************************************************
* 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 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().
*/
dprintf_winsock(stddeb, "WS_IsBlocking()\n");
return FALSE;
}
/***********************************************************************
* WSACancelBlockingCall() (WINSOCK.113)(WSOCK32.113)
*/
INT32 WINAPI WSACancelBlockingCall(void)
{
LPWSINFO pwsi = wsi_find(GetCurrentTask());
dprintf_winsock(stddeb, "WS_CancelBlockingCall(%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());
dprintf_winsock(stddeb, "WS_SetBlockingHook16(%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());
dprintf_winsock(stddeb, "WS_SetBlockingHook32(%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());
dprintf_winsock(stddeb, "WS_UnhookBlockingHook16(%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());
dprintf_winsock(stddeb, "WS_UnhookBlockingHook32(%08x)\n", (unsigned)pwsi);
if( pwsi )
{
pwsi->blocking_hook = 0;
pwsi->flags &= ~WSI_BLOCKINGHOOK32;
return 0;
}
return SOCKET_ERROR;
}
/***********************************************************************
* WsControl()
*/
VOID WINAPI WsControl(DWORD x1,DWORD x2,LPDWORD x3,LPDWORD x4,
LPDWORD x5,LPDWORD x6)
{
fprintf(stdnimp,"WsControl(%lx,%lx,%p,%p,%p,%p)\n",
x1,x2,x3,x4,x5,x6
);
fprintf(stdnimp,"WsControl(x,x,%lx,%lx,%lx,%lx)\n",
x3?*x3:0,x4?*x4:0,x5?*x5:0,x6?*x6:0
);
return;
}
/* ----------------------------------- end of API stuff */
/* ----------------------------------- helper functions */
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)
{
/* Duplicate hostent structure and flatten data (with its pointers)
* 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 )
{
char* p_name,*p_aliases,*p_addr,*p_base,*p;
_check_buffer(pwsi, size);
p = pwsi->buffer;
p_base = (flag & WS_DUP_OFFSET) ? NULL
: ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p);
p += (flag & WS_DUP_NATIVE) ? sizeof(struct hostent) : 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 - pwsi->buffer), 0);
p_addr = p;
list_dup(p_he->h_addr_list, p, p_base + (p - pwsi->buffer), p_he->h_length);
if( flag & WS_DUP_NATIVE )
{ struct hostent* p_to = (struct hostent*)pwsi->buffer;
p_to->h_addrtype = p_he->h_addrtype; p_to->h_length = p_he->h_length;
p_to->h_name = p_base + (p_name - pwsi->buffer);
p_to->h_aliases = (char**)(p_base + (p_aliases - pwsi->buffer));
p_to->h_addr_list = (char**)(p_base + (p_addr - pwsi->buffer)); }
else
{ struct ws_hostent* p_to = (struct ws_hostent*)pwsi->buffer;
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 - pwsi->buffer));
p_to->h_aliases = (SEGPTR)(p_base + (p_aliases - pwsi->buffer));
p_to->h_addr_list = (SEGPTR)(p_base + (p_addr - pwsi->buffer));
return (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 )
{
char* p_name,*p_aliases,*p_base,*p;
_check_buffer(pwsi, size);
p = pwsi->buffer;
p_base = (flag & WS_DUP_OFFSET) ? NULL
: ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p);
p += (flag & WS_DUP_NATIVE)? sizeof(struct protoent) : 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 - pwsi->buffer), 0);
if( flag & WS_DUP_NATIVE )
{ struct protoent* p_to = (struct protoent*)pwsi->buffer;
p_to->p_proto = p_pe->p_proto;
p_to->p_name = p_base + (p_name - pwsi->buffer);
p_to->p_aliases = (char**)(p_base + (p_aliases - pwsi->buffer)); }
else
{ struct ws_protoent* p_to = (struct ws_protoent*)pwsi->buffer;
p_to->p_proto = (INT16)p_pe->p_proto;
p_to->p_name = (SEGPTR)(p_base) + (p_name - pwsi->buffer);
p_to->p_aliases = (SEGPTR)((p_base) + (p_aliases - pwsi->buffer));
return (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 )
{
char* p_name,*p_aliases,*p_proto,*p_base,*p;
_check_buffer(pwsi, size);
p = pwsi->buffer;
p_base = (flag & WS_DUP_OFFSET) ? NULL
: ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p);
p += (flag & WS_DUP_NATIVE)? sizeof(struct servent) : 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 - pwsi->buffer), 0);
if( flag & WS_DUP_NATIVE )
{ struct servent* p_to = (struct servent*)pwsi->buffer;
p_to->s_port = p_se->s_port;
p_to->s_name = p_base + (p_name - pwsi->buffer);
p_to->s_proto = p_base + (p_proto - pwsi->buffer);
p_to->s_aliases = (char**)(p_base + (p_aliases - pwsi->buffer)); }
else
{ struct ws_servent* p_to = (struct ws_servent*)pwsi->buffer;
p_to->s_port = (INT16)p_se->s_port;
p_to->s_name = (SEGPTR)(p_base + (p_name - pwsi->buffer));
p_to->s_proto = (SEGPTR)(p_base + (p_proto - pwsi->buffer));
p_to->s_aliases = (SEGPTR)(p_base + (p_aliases - pwsi->buffer));
return (size + sizeof(struct ws_servent) - sizeof(struct servent)); }
}
return size;
}
/* ----------------------------------- error handling */
UINT16 wsaErrno(void)
{
int loc_errno = errno;
#if defined(__FreeBSD__)
dprintf_winsock(stderr, "winsock: errno %d, (%s).\n",
errno, sys_errlist[errno]);
#else
dprintf_winsock(stderr, "winsock: errno %d\n", 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 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:
fprintf(stderr, "winsock: unknown errno %d!\n", errno);
return WSAEOPNOTSUPP;
}
}
UINT16 wsaHerrno(void)
{
int loc_errno = h_errno;
#if defined(__FreeBSD__)
dprintf_winsock(stderr, "winsock: h_errno %d, (%s).\n",
h_errno, sys_errlist[h_errno]);
#else
dprintf_winsock(stderr, "winsock: h_errno %d.\n", h_errno);
#ifndef sun
if( debugging_winsock ) herror("wine: winsock: wsaherrno");
#endif
#endif
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:
fprintf(stderr, "winsock: unknown h_errno %d!\n", h_errno);
return WSAEOPNOTSUPP;
}
}