/* * 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 #include #ifdef HAVE_SYS_IPC_H # include #endif #include #ifdef HAVE_SYS_FILIO_H # include #endif #if defined(__svr4__) || defined(__sun) #include #ifdef HAVE_SYS_SOCKIO_H # include #endif #endif #if defined(__EMX__) # include #endif #ifdef HAVE_SYS_PARAM_H # include #endif #ifdef HAVE_SYS_MSG_H # include #endif #ifdef HAVE_SYS_WAIT_H # include #endif #ifdef HAVE_SYS_SOCKET_H #include #endif #ifdef HAVE_NETINET_IN_H # include #endif #ifdef HAVE_NETINET_TCP_H # include #endif #ifdef HAVE_ARPA_INET_H # include #endif #include #include #include #ifdef HAVE_SYS_ERRNO_H #include #endif #include #include #include #ifdef HAVE_ARPA_NAMESER_H # include #endif #ifdef HAVE_RESOLV_H # include #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 */ 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); 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<num_startup++; /* return winsock information */ memcpy(lpWSAData, &WINSOCK_data, sizeof(WINSOCK_data)); TRACE("succeeded\n"); return 0; } /*********************************************************************** * WSAStartup() (WSOCK32.115) */ INT WINAPI WSAStartup(UINT wVersionRequested, LPWSADATA lpWSAData) { return WSAStartup16( wVersionRequested, lpWSAData ); } /*********************************************************************** * 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; qaccept_old[q], (PVOID)s, (PVOID)0) == (PVOID)0) break; if (qaccept_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; } /*********************************************************************** * 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 %d protocol %s not found; You might want to add " "add this to /etc/services\n", 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 -- * * * * ------------------------------------------------------------------- */ 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; } 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; qaccept_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; ierrors[i]); PostMessageA(info->hWnd, info->uMsg, info->sock, WSAMAKESELECTREPLY(1<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); } /*********************************************************************** * __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; } /* * TCP/IP action codes. */ #define WSCNTL_TCPIP_QUERY_INFO 0x00000000 #define WSCNTL_TCPIP_SET_INFO 0x00000001 #define WSCNTL_TCPIP_ICMP_ECHO 0x00000002 #define WSCNTL_TCPIP_TEST 0x00000003 /*********************************************************************** * WsControl() * * WsControl seems to be an undocumented Win95 function. A lot of * discussion about WsControl can be found on the net, e.g. * Subject: Re: WSOCK32.DLL WsControl Exported Function * From: "Peter Rindfuss" * Date: 1997/08/17 */ DWORD WINAPI WsControl(DWORD protocoll,DWORD action, LPVOID inbuf,LPDWORD inbuflen, LPVOID outbuf,LPDWORD outbuflen) { switch (action) { case WSCNTL_TCPIP_ICMP_ECHO: { unsigned int addr = *(unsigned int*)inbuf; #if 0 int timeout= *(unsigned int*)(inbuf+4); short x1 = *(unsigned short*)(inbuf+8); short sendbufsize = *(unsigned short*)(inbuf+10); char x2 = *(unsigned char*)(inbuf+12); char ttl = *(unsigned char*)(inbuf+13); char service = *(unsigned char*)(inbuf+14); char type= *(unsigned char*)(inbuf+15); /* 0x2: don't fragment*/ #endif FIXME("(ICMP_ECHO) to 0x%08x stub \n", addr); break; } default: FIXME("(%lx,%lx,%p,%p,%p,%p) stub\n", protocoll,action,inbuf,inbuflen,outbuf,outbuflen); } return FALSE; } /*********************************************************************** * WS_s_perror WSOCK32.1108 */ void WINAPI WS_s_perror(LPCSTR message) { FIXME("(%s): stub\n",message); return; } /* ----------------------------------- end of API stuff */ /* ----------------------------------- helper functions - * * TODO: Merge WS_dup_..() stuff into one function that * would operate with a generic structure containing internal * pointers (via a template of some kind). */ static int list_size(char** l, int item_size) { int i,j = 0; if(l) { for(i=0;l[i];i++) j += (item_size) ? item_size : strlen(l[i]) + 1; j += (i + 1) * sizeof(char*); } return j; } static int list_dup(char** l_src, char* ref, char* base, int item_size) { /* base is either either equal to ref or 0 or SEGPTR */ char* p = ref; char** l_to = (char**)ref; int i,j,k; for(j=0;l_src[j];j++) ; p += (j + 1) * sizeof(char*); for(i=0;ih_name) + 1; size += list_size(p_he->h_aliases, 0); size += list_size(p_he->h_addr_list, p_he->h_length ); } return size; } int WS_dup_he(LPWSINFO pwsi, struct hostent* p_he, int flag) { /* Convert hostent structure into ws_hostent so that the data fits * into pwsi->buffer. Internal pointers can be linear, SEGPTR, or * relative to pwsi->buffer depending on "flag" value. Returns size * of the data copied (also in the pwsi->buflen). */ int size = hostent_size(p_he); if( size ) { struct ws_hostent* p_to; char* p_name,*p_aliases,*p_addr,*p_base,*p; _check_buffer_he(pwsi, size); p_to = (struct ws_hostent*)pwsi->he; p = (char*)pwsi->he; p_base = (flag & WS_DUP_OFFSET) ? NULL : ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p); p += sizeof(struct ws_hostent); p_name = p; strcpy(p, p_he->h_name); p += strlen(p) + 1; p_aliases = p; p += list_dup(p_he->h_aliases, p, p_base + (p - (char*)pwsi->he), 0); p_addr = p; list_dup(p_he->h_addr_list, p, p_base + (p - (char*)pwsi->he), p_he->h_length); p_to->h_addrtype = (INT16)p_he->h_addrtype; p_to->h_length = (INT16)p_he->h_length; p_to->h_name = (SEGPTR)(p_base + (p_name - (char*)pwsi->he)); p_to->h_aliases = (SEGPTR)(p_base + (p_aliases - (char*)pwsi->he)); p_to->h_addr_list = (SEGPTR)(p_base + (p_addr - (char*)pwsi->he)); size += (sizeof(struct ws_hostent) - sizeof(struct hostent)); } return size; } /* ----- protoent */ static int protoent_size(struct protoent* p_pe) { int size = 0; if( p_pe ) { size = sizeof(struct protoent); size += strlen(p_pe->p_name) + 1; size += list_size(p_pe->p_aliases, 0); } return size; } int WS_dup_pe(LPWSINFO pwsi, struct protoent* p_pe, int flag) { int size = protoent_size(p_pe); if( size ) { struct ws_protoent* p_to; char* p_name,*p_aliases,*p_base,*p; _check_buffer_pe(pwsi, size); p_to = (struct ws_protoent*)pwsi->pe; p = (char*)pwsi->pe; p_base = (flag & WS_DUP_OFFSET) ? NULL : ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p); p += sizeof(struct ws_protoent); p_name = p; strcpy(p, p_pe->p_name); p += strlen(p) + 1; p_aliases = p; list_dup(p_pe->p_aliases, p, p_base + (p - (char*)pwsi->pe), 0); p_to->p_proto = (INT16)p_pe->p_proto; p_to->p_name = (SEGPTR)(p_base) + (p_name - (char*)pwsi->pe); p_to->p_aliases = (SEGPTR)((p_base) + (p_aliases - (char*)pwsi->pe)); size += (sizeof(struct ws_protoent) - sizeof(struct protoent)); } return size; } /* ----- servent */ static int servent_size(struct servent* p_se) { int size = 0; if( p_se ) { size += sizeof(struct servent); size += strlen(p_se->s_proto) + strlen(p_se->s_name) + 2; size += list_size(p_se->s_aliases, 0); } return size; } int WS_dup_se(LPWSINFO pwsi, struct servent* p_se, int flag) { int size = servent_size(p_se); if( size ) { struct ws_servent* p_to; char* p_name,*p_aliases,*p_proto,*p_base,*p; _check_buffer_se(pwsi, size); p_to = (struct ws_servent*)pwsi->se; p = (char*)pwsi->se; p_base = (flag & WS_DUP_OFFSET) ? NULL : ((flag & WS_DUP_SEGPTR) ? (char*)SEGPTR_GET(p) : p); p += sizeof(struct ws_servent); p_name = p; strcpy(p, p_se->s_name); p += strlen(p) + 1; p_proto = p; strcpy(p, p_se->s_proto); p += strlen(p) + 1; p_aliases = p; list_dup(p_se->s_aliases, p, p_base + (p - (char*)pwsi->se), 0); p_to->s_port = (INT16)p_se->s_port; p_to->s_name = (SEGPTR)(p_base + (p_name - (char*)pwsi->se)); p_to->s_proto = (SEGPTR)(p_base + (p_proto - (char*)pwsi->se)); p_to->s_aliases = (SEGPTR)(p_base + (p_aliases - (char*)pwsi->se)); size += (sizeof(struct ws_servent) - sizeof(struct servent)); } return size; } /* ----------------------------------- error handling */ UINT16 wsaErrno(void) { int loc_errno = errno; #ifdef HAVE_STRERROR WARN("errno %d, (%s).\n", loc_errno, strerror(loc_errno)); #else WARN("errno %d\n", loc_errno); #endif 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; } }