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https://github.com/reactos/wine.git
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605 lines
17 KiB
C
605 lines
17 KiB
C
/*
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* 16-bit socket functions
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*
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* Copyright (C) 1993,1994,1996,1997 John Brezak, Erik Bos, Alex Korobka
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* Copyright (C) 2003 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include "winsock2.h"
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#include "wine/winbase16.h"
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#include "wine/winsock16.h"
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#include "wownt32.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(winsock);
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static INT num_startup; /* reference counter */
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static void *he_buffer;
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static SEGPTR he_buffer_seg;
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static void *se_buffer;
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static SEGPTR se_buffer_seg;
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static void *pe_buffer;
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static SEGPTR pe_buffer_seg;
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static SEGPTR dbuffer_seg;
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extern int WINAPI WS_gethostname(char *name, int namelen);
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static WS_fd_set *ws_fdset_16_to_32( const ws_fd_set16 *set16, WS_fd_set *set32 )
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{
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UINT i;
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set32->fd_count = set16->fd_count;
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for (i = 0; i < set32->fd_count; i++) set32->fd_array[i] = set16->fd_array[i];
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return set32;
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}
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static ws_fd_set16 *ws_fdset_32_to_16( const WS_fd_set *set32, ws_fd_set16 *set16 )
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{
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UINT i;
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set16->fd_count = set32->fd_count;
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for (i = 0; i < set16->fd_count; i++) set16->fd_array[i] = set32->fd_array[i];
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return set16;
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}
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static int list_size(char** l, int item_size)
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{
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int i,j = 0;
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if(l)
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{
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for(i=0;l[i];i++)
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j += (item_size) ? item_size : strlen(l[i]) + 1;
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j += (i + 1) * sizeof(char*);
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}
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return j;
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}
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static int list_dup(char** l_src, SEGPTR base, int item_size)
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{
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int i, offset;
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char *ref = MapSL(base);
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SEGPTR *l_to = (SEGPTR *)ref;
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for (i = 0; l_src[i]; i++) ;
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offset = (i + 1) * sizeof(char*);
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for (i = 0; l_src[i]; i++)
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{
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int count = item_size ? item_size : strlen(l_src[i]) + 1;
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memcpy( ref + offset, l_src[i], count );
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l_to[i] = base + offset;
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offset += count;
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}
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l_to[i] = 0;
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return offset;
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}
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static SEGPTR get_buffer_he(int size)
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{
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static int he_len;
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if (he_buffer)
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{
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if (he_len >= size ) return he_buffer_seg;
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UnMapLS( he_buffer_seg );
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HeapFree( GetProcessHeap(), 0, he_buffer );
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}
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he_buffer = HeapAlloc( GetProcessHeap(), 0, (he_len = size) );
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he_buffer_seg = MapLS( he_buffer );
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return he_buffer_seg;
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}
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static SEGPTR get_buffer_se(int size)
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{
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static int se_len;
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if (se_buffer)
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{
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if (se_len >= size ) return se_buffer_seg;
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UnMapLS( se_buffer_seg );
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HeapFree( GetProcessHeap(), 0, se_buffer );
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}
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se_buffer = HeapAlloc( GetProcessHeap(), 0, (se_len = size) );
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se_buffer_seg = MapLS( se_buffer );
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return se_buffer_seg;
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}
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static SEGPTR get_buffer_pe(int size)
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{
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static int pe_len;
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if (pe_buffer)
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{
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if (pe_len >= size ) return pe_buffer_seg;
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UnMapLS( pe_buffer_seg );
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HeapFree( GetProcessHeap(), 0, pe_buffer );
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}
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pe_buffer = HeapAlloc( GetProcessHeap(), 0, (pe_len = size) );
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pe_buffer_seg = MapLS( pe_buffer );
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return pe_buffer_seg;
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}
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/* duplicate hostent entry
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* and handle all Win16/Win32 dependent things (struct size, ...) *correctly*.
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* Dito for protoent and servent.
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*/
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static SEGPTR ws_hostent_32_to_16( const struct WS_hostent* he )
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{
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char *p;
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SEGPTR base;
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struct ws_hostent16 *p_to;
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int size = (sizeof(*he) +
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strlen(he->h_name) + 1 +
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list_size(he->h_aliases, 0) +
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list_size(he->h_addr_list, he->h_length));
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base = get_buffer_he(size);
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p_to = MapSL(base);
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p_to->h_addrtype = he->h_addrtype;
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p_to->h_length = he->h_length;
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p = (char *)(p_to + 1);
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p_to->h_name = base + (p - (char *)p_to);
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strcpy(p, he->h_name);
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p += strlen(p) + 1;
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p_to->h_aliases = base + (p - (char *)p_to);
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p += list_dup(he->h_aliases, p_to->h_aliases, 0);
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p_to->h_addr_list = base + (p - (char *)p_to);
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list_dup(he->h_addr_list, p_to->h_addr_list, he->h_length);
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return base;
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}
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static SEGPTR ws_protoent_32_to_16( const struct WS_protoent *pe )
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{
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char *p;
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SEGPTR base;
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struct ws_protoent16 *p_to;
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int size = (sizeof(*pe) +
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strlen(pe->p_name) + 1 +
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list_size(pe->p_aliases, 0));
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base = get_buffer_pe(size);
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p_to = MapSL(base);
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p_to->p_proto = pe->p_proto;
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p = (char *)(p_to + 1);
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p_to->p_name = base + (p - (char *)p_to);
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strcpy(p, pe->p_name);
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p += strlen(p) + 1;
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p_to->p_aliases = base + (p - (char *)p_to);
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list_dup(pe->p_aliases, p_to->p_aliases, 0);
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return base;
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}
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static SEGPTR ws_servent_32_to_16( const struct WS_servent *se )
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{
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char *p;
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SEGPTR base;
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struct ws_servent16 *p_to;
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int size = (sizeof(*se) +
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strlen(se->s_proto) + 1 +
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strlen(se->s_name) + 1 +
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list_size(se->s_aliases, 0));
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base = get_buffer_se(size);
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p_to = MapSL(base);
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p_to->s_port = se->s_port;
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p = (char *)(p_to + 1);
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p_to->s_name = base + (p - (char *)p_to);
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strcpy(p, se->s_name);
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p += strlen(p) + 1;
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p_to->s_proto = base + (p - (char *)p_to);
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strcpy(p, se->s_proto);
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p += strlen(p) + 1;
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p_to->s_aliases = base + (p - (char *)p_to);
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list_dup(se->s_aliases, p_to->s_aliases, 0);
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return base;
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}
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/***********************************************************************
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* accept (WINSOCK.1)
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*/
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SOCKET16 WINAPI accept16(SOCKET16 s, struct WS_sockaddr* addr, INT16* addrlen16 )
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{
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INT addrlen32 = addrlen16 ? *addrlen16 : 0;
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SOCKET retSocket = WS_accept( s, addr, &addrlen32 );
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if( addrlen16 ) *addrlen16 = addrlen32;
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return retSocket;
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}
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/***********************************************************************
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* bind (WINSOCK.2)
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*/
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INT16 WINAPI bind16(SOCKET16 s, struct WS_sockaddr *name, INT16 namelen)
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{
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return WS_bind( s, name, namelen );
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}
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/***********************************************************************
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* closesocket (WINSOCK.3)
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*/
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INT16 WINAPI closesocket16(SOCKET16 s)
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{
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return WS_closesocket(s);
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}
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/***********************************************************************
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* connect (WINSOCK.4)
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*/
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INT16 WINAPI connect16(SOCKET16 s, struct WS_sockaddr *name, INT16 namelen)
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{
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return WS_connect( s, name, namelen );
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}
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/***********************************************************************
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* getpeername (WINSOCK.5)
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*/
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INT16 WINAPI getpeername16(SOCKET16 s, struct WS_sockaddr *name, INT16 *namelen16)
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{
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INT namelen32 = *namelen16;
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INT retVal = WS_getpeername( s, name, &namelen32 );
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*namelen16 = namelen32;
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return retVal;
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}
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/***********************************************************************
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* getsockname (WINSOCK.6)
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*/
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INT16 WINAPI getsockname16(SOCKET16 s, struct WS_sockaddr *name, INT16 *namelen16)
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{
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INT retVal;
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if( namelen16 )
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{
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INT namelen32 = *namelen16;
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retVal = WS_getsockname( s, name, &namelen32 );
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*namelen16 = namelen32;
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}
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else retVal = SOCKET_ERROR;
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return retVal;
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}
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/***********************************************************************
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* getsockopt (WINSOCK.7)
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*/
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INT16 WINAPI getsockopt16(SOCKET16 s, INT16 level, INT16 optname, char *optval, INT16 *optlen)
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{
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INT optlen32;
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INT *p = &optlen32;
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INT retVal;
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if( optlen ) optlen32 = *optlen; else p = NULL;
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retVal = WS_getsockopt( s, level, optname, optval, p );
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if( optlen ) *optlen = optlen32;
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return retVal;
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}
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/***********************************************************************
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* inet_ntoa (WINSOCK.11)
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*/
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SEGPTR WINAPI inet_ntoa16(struct WS_in_addr in)
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{
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char* retVal;
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if (!(retVal = WS_inet_ntoa( in ))) return 0;
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if (!dbuffer_seg) dbuffer_seg = MapLS( retVal );
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return dbuffer_seg;
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}
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/***********************************************************************
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* ioctlsocket (WINSOCK.12)
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*/
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INT16 WINAPI ioctlsocket16(SOCKET16 s, LONG cmd, ULONG *argp)
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{
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return WS_ioctlsocket( s, cmd, argp );
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}
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/***********************************************************************
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* listen (WINSOCK.13)
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*/
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INT16 WINAPI listen16(SOCKET16 s, INT16 backlog)
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{
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return WS_listen( s, backlog );
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}
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/***********************************************************************
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* recv (WINSOCK.16)
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*/
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INT16 WINAPI recv16(SOCKET16 s, char *buf, INT16 len, INT16 flags)
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{
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return WS_recv( s, buf, len, flags );
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}
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/***********************************************************************
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* recvfrom (WINSOCK.17)
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*/
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INT16 WINAPI recvfrom16(SOCKET16 s, char *buf, INT16 len, INT16 flags,
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struct WS_sockaddr *from, INT16 *fromlen16)
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{
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if (fromlen16)
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{
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INT fromlen32 = *fromlen16;
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INT retVal = WS_recvfrom( s, buf, len, flags, from, &fromlen32 );
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*fromlen16 = fromlen32;
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return retVal;
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}
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else return WS_recvfrom( s, buf, len, flags, from, NULL );
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}
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/***********************************************************************
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* select (WINSOCK.18)
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*/
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INT16 WINAPI select16(INT16 nfds, ws_fd_set16 *ws_readfds,
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ws_fd_set16 *ws_writefds, ws_fd_set16 *ws_exceptfds,
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struct WS_timeval* timeout)
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{
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WS_fd_set read_set, write_set, except_set;
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WS_fd_set *pread_set = NULL, *pwrite_set = NULL, *pexcept_set = NULL;
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int ret;
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if (ws_readfds) pread_set = ws_fdset_16_to_32( ws_readfds, &read_set );
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if (ws_writefds) pwrite_set = ws_fdset_16_to_32( ws_writefds, &write_set );
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if (ws_exceptfds) pexcept_set = ws_fdset_16_to_32( ws_exceptfds, &except_set );
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/* struct timeval is the same for both 32- and 16-bit code */
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ret = WS_select( nfds, pread_set, pwrite_set, pexcept_set, timeout );
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if (ws_readfds) ws_fdset_32_to_16( &read_set, ws_readfds );
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if (ws_writefds) ws_fdset_32_to_16( &write_set, ws_writefds );
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if (ws_exceptfds) ws_fdset_32_to_16( &except_set, ws_exceptfds );
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return ret;
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}
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/***********************************************************************
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* send (WINSOCK.19)
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*/
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INT16 WINAPI send16(SOCKET16 s, char *buf, INT16 len, INT16 flags)
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{
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return WS_send( s, buf, len, flags );
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}
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/***********************************************************************
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* sendto (WINSOCK.20)
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*/
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INT16 WINAPI sendto16(SOCKET16 s, char *buf, INT16 len, INT16 flags,
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struct WS_sockaddr *to, INT16 tolen)
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{
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return WS_sendto( s, buf, len, flags, to, tolen );
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}
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/***********************************************************************
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* setsockopt (WINSOCK.21)
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*/
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INT16 WINAPI setsockopt16(SOCKET16 s, INT16 level, INT16 optname,
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char *optval, INT16 optlen)
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{
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if( !optval ) return SOCKET_ERROR;
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return WS_setsockopt( s, level, optname, optval, optlen );
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}
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/***********************************************************************
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* shutdown (WINSOCK.22)
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*/
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INT16 WINAPI shutdown16(SOCKET16 s, INT16 how)
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{
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return WS_shutdown( s, how );
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}
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/***********************************************************************
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* socket (WINSOCK.23)
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*/
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SOCKET16 WINAPI socket16(INT16 af, INT16 type, INT16 protocol)
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{
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return WS_socket( af, type, protocol );
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}
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/***********************************************************************
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* gethostbyaddr (WINSOCK.51)
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*/
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SEGPTR WINAPI gethostbyaddr16(const char *addr, INT16 len, INT16 type)
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{
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struct WS_hostent *he;
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if (!(he = WS_gethostbyaddr( addr, len, type ))) return 0;
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return ws_hostent_32_to_16( he );
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}
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/***********************************************************************
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* gethostbyname (WINSOCK.52)
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*/
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SEGPTR WINAPI gethostbyname16(const char *name)
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{
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struct WS_hostent *he;
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if (!(he = WS_gethostbyname( name ))) return 0;
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return ws_hostent_32_to_16( he );
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}
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/***********************************************************************
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* getprotobyname (WINSOCK.53)
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*/
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SEGPTR WINAPI getprotobyname16(const char *name)
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{
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struct WS_protoent *pe;
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if (!(pe = WS_getprotobyname( name ))) return 0;
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return ws_protoent_32_to_16( pe );
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}
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/***********************************************************************
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* getprotobynumber (WINSOCK.54)
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*/
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SEGPTR WINAPI getprotobynumber16(INT16 number)
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{
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struct WS_protoent *pe;
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if (!(pe = WS_getprotobynumber( number ))) return 0;
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return ws_protoent_32_to_16( pe );
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}
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/***********************************************************************
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* getservbyname (WINSOCK.55)
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*/
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SEGPTR WINAPI getservbyname16(const char *name, const char *proto)
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{
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struct WS_servent *se;
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if (!(se = WS_getservbyname( name, proto ))) return 0;
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return ws_servent_32_to_16( se );
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}
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/***********************************************************************
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* getservbyport (WINSOCK.56)
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*/
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SEGPTR WINAPI getservbyport16(INT16 port, const char *proto)
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{
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struct WS_servent *se;
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if (!(se = WS_getservbyport( port, proto ))) return 0;
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return ws_servent_32_to_16( se );
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}
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/***********************************************************************
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* gethostname (WINSOCK.57)
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*/
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INT16 WINAPI gethostname16(char *name, INT16 namelen)
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{
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return WS_gethostname(name, namelen);
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}
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/***********************************************************************
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* WSAAsyncSelect (WINSOCK.101)
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*/
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INT16 WINAPI WSAAsyncSelect16(SOCKET16 s, HWND16 hWnd, UINT16 wMsg, LONG lEvent)
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{
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return WSAAsyncSelect( s, HWND_32(hWnd), wMsg, lEvent );
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}
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/***********************************************************************
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* WSASetBlockingHook (WINSOCK.109)
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*/
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FARPROC16 WINAPI WSASetBlockingHook16(FARPROC16 lpBlockFunc)
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{
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/* FIXME: should deal with 16-bit proc */
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|
return (FARPROC16)WSASetBlockingHook( (FARPROC)lpBlockFunc );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* WSAUnhookBlockingHook (WINSOCK.110)
|
|
*/
|
|
INT16 WINAPI WSAUnhookBlockingHook16(void)
|
|
{
|
|
return WSAUnhookBlockingHook();
|
|
}
|
|
|
|
/***********************************************************************
|
|
* WSASetLastError (WINSOCK.112)
|
|
*/
|
|
void WINAPI WSASetLastError16(INT16 iError)
|
|
{
|
|
WSASetLastError(iError);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* WSAStartup (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, LPWSADATA16 lpWSAData)
|
|
{
|
|
WSADATA data;
|
|
INT ret = WSAStartup( wVersionRequested, &data );
|
|
|
|
if (!ret)
|
|
{
|
|
lpWSAData->wVersion = 0x0101;
|
|
lpWSAData->wHighVersion = 0x0101;
|
|
strcpy( lpWSAData->szDescription, data.szDescription );
|
|
strcpy( lpWSAData->szSystemStatus, data.szSystemStatus );
|
|
lpWSAData->iMaxSockets = data.iMaxSockets;
|
|
lpWSAData->iMaxUdpDg = data.iMaxUdpDg;
|
|
lpWSAData->lpVendorInfo = 0;
|
|
num_startup++;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* WSACleanup (WINSOCK.116)
|
|
*/
|
|
INT WINAPI WSACleanup16(void)
|
|
{
|
|
if (num_startup)
|
|
{
|
|
if (!--num_startup)
|
|
{
|
|
/* delete scratch buffers */
|
|
UnMapLS( he_buffer_seg );
|
|
UnMapLS( se_buffer_seg );
|
|
UnMapLS( pe_buffer_seg );
|
|
UnMapLS( dbuffer_seg );
|
|
he_buffer_seg = 0;
|
|
se_buffer_seg = 0;
|
|
pe_buffer_seg = 0;
|
|
dbuffer_seg = 0;
|
|
HeapFree( GetProcessHeap(), 0, he_buffer );
|
|
HeapFree( GetProcessHeap(), 0, se_buffer );
|
|
HeapFree( GetProcessHeap(), 0, pe_buffer );
|
|
he_buffer = NULL;
|
|
se_buffer = NULL;
|
|
pe_buffer = NULL;
|
|
}
|
|
}
|
|
return WSACleanup();
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* __WSAFDIsSet (WINSOCK.151)
|
|
*/
|
|
INT16 WINAPI __WSAFDIsSet16(SOCKET16 s, ws_fd_set16 *set)
|
|
{
|
|
int i = set->fd_count;
|
|
|
|
TRACE("(%d,%p(%i))\n", s, set, i);
|
|
|
|
while (i--)
|
|
if (set->fd_array[i] == s) return 1;
|
|
return 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* WSARecvEx (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 recv16(s, buf, len, *flags);
|
|
}
|