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Authors: Peter Hunnisett <peter@transgaming.com>, Ove Kaaven <ovek@transgaming.com> 

- check for sockaddr being NULL.
- hackish implementation of WSADuplicateSocket.
This commit is contained in:
Alexandre Julliard 2002-06-13 19:09:55 +00:00
parent 50e8768f62
commit 083bf18019
2 changed files with 61 additions and 7 deletions
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66
dlls/winsock/socket.c
View File

@ -902,11 +902,19 @@ static const struct sockaddr* ws_sockaddr_ws2u(const struct WS_sockaddr* wsaddr,
return NULL;
}
/* allocates a Unix sockaddr structure to receive the data */
/* Allocates a Unix sockaddr structure to receive the data */
inline struct sockaddr* ws_sockaddr_alloc(const struct WS_sockaddr* wsaddr, int* wsaddrlen, int* uaddrlen)
{
if (wsaddr==NULL)
return NULL;
{
ERR( "WINE shouldn't pass a NULL wsaddr! Attempting to continue\n" );
/* This is not strictly the right thing to do. Hope it works however */
*uaddrlen=0;
return NULL;
}
if (*wsaddrlen==0)
*uaddrlen=0;
else
@ -1640,12 +1648,21 @@ int WINAPI WSAConnect ( SOCKET s, const struct WS_sockaddr* name, int namelen,
*/
int WINAPI WS_getpeername(SOCKET s, struct WS_sockaddr *name, int *namelen)
{
int fd = _get_sock_fd(s);
int fd;
int res;
TRACE("socket: %04x, ptr %p, len %8x\n", s, name, *namelen);
res=SOCKET_ERROR;
/* Check if what we've received is valid. Should we use IsBadReadPtr? */
if( (name == NULL) || (namelen == NULL) )
{
SetLastError( WSAEFAULT );
return SOCKET_ERROR;
}
fd = _get_sock_fd(s);
res = SOCKET_ERROR;
if (fd != -1)
{
struct sockaddr* uaddr;
@ -1697,12 +1714,21 @@ INT16 WINAPI WINSOCK_getpeername16(SOCKET16 s, struct WS_sockaddr *name,
*/
int WINAPI WS_getsockname(SOCKET s, struct WS_sockaddr *name, int *namelen)
{
int fd = _get_sock_fd(s);
int fd;
int res;
TRACE("socket: %04x, ptr %p, len %8x\n", s, name, *namelen);
res=SOCKET_ERROR;
/* Check if what we've received is valid. Should we use IsBadReadPtr? */
if( (name == NULL) || (namelen == NULL) )
{
SetLastError( WSAEFAULT );
return SOCKET_ERROR;
}
fd = _get_sock_fd(s);
res = SOCKET_ERROR;
if (fd != -1)
{
struct sockaddr* uaddr;
@ -3337,6 +3363,13 @@ SOCKET WINAPI WSASocketA(int af, int type, int protocol,
TRACE("af=%d type=%d protocol=%d protocol_info=%p group=%d flags=0x%lx\n",
af, type, protocol, lpProtocolInfo, g, dwFlags );
/* hack for WSADuplicateSocket */
if (lpProtocolInfo && lpProtocolInfo->dwServiceFlags4 == 0xff00ff00) {
ret = lpProtocolInfo->dwCatalogEntryId;
TRACE("\tgot duplicate %04x\n", ret);
return ret;
}
/* check the socket family */
switch(af)
{
@ -4072,4 +4105,25 @@ int WINAPI WSAEnumProtocolsW(LPINT lpiProtocols, LPWSAPROTOCOL_INFOW lpProtocolB
return 0;
}
/***********************************************************************
* WSADuplicateSocketA (WS2_32.32)
*/
int WINAPI WSADuplicateSocketA( SOCKET s, DWORD dwProcessId, LPWSAPROTOCOL_INFOA lpProtocolInfo )
{
HANDLE hProcess;
TRACE("(%d,%lx,%p)\n", s, dwProcessId, lpProtocolInfo);
memset(lpProtocolInfo, 0, sizeof(*lpProtocolInfo));
/* FIXME: WS_getsockopt(s, WS_SOL_SOCKET, SO_PROTOCOL_INFO, lpProtocolInfo, sizeof(*lpProtocolInfo)); */
/* I don't know what the real Windoze does next, this is a hack */
/* ...we could duplicate and then use ConvertToGlobalHandle on the duplicate, then let
* the target use the global duplicate, or we could copy a reference to us to the structure
* and let the target duplicate it from us, but let's do it as simple as possible */
hProcess = OpenProcess(PROCESS_DUP_HANDLE, FALSE, dwProcessId);
DuplicateHandle(GetCurrentProcess(), s,
hProcess, (LPHANDLE)&lpProtocolInfo->dwCatalogEntryId,
0, FALSE, DUPLICATE_SAME_ACCESS);
CloseHandle(hProcess);
lpProtocolInfo->dwServiceFlags4 = 0xff00ff00; /* magic */
return 0;
}

2
dlls/winsock/ws2_32.spec
View File

@ -37,7 +37,7 @@ init WS_LibMain
29 stdcall WSACloseEvent(long) WSACloseEvent
30 stdcall WSAConnect(long ptr long ptr ptr ptr ptr) WSAConnect
31 stdcall WSACreateEvent () WSACreateEvent
32 stub WSADuplicateSocketA
32 stdcall WSADuplicateSocketA(long long ptr) WSADuplicateSocketA
33 stub WSADuplicateSocketW
34 stub WSAEnumNameSpaceProvidersA
35 stub WSAEnumNameSpaceProvidersW