1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
|
/*
* Copyright (C) 2007-2011 Xagasoft, All rights reserved.
*
* This file is part of the libbu++ library and is released under the
* terms of the license contained in the file LICENSE.
*/
#include "bu/compat/win32.h"
#ifdef WIN32
#define deffunc( name ) \
Bu::Winsock2::FNDEF_DYN_ ##name Bu::Winsock2::_fnptr_ ##name = NULL
char Bu::Winsock2::scode[15];
deffunc( WSAStartup );
deffunc( WSACleanup );
deffunc( WSAGetLastError );
deffunc( inet_ntoa );
deffunc( inet_addr );
deffunc( select );
deffunc( socket );
deffunc( shutdown );
deffunc( ioctlsocket );
deffunc( htons );
deffunc( htonl );
deffunc( gethostbyname );
deffunc( freeaddrinfo );
deffunc( getaddrinfo );
deffunc( connect );
deffunc( getpeername );
deffunc( setsockopt );
deffunc( bind );
deffunc( listen );
deffunc( accept );
deffunc( recv );
deffunc( send );
deffunc( __WSAFDIsSet );
// Safely get a function from the library
#define getfunc( name ) \
Bu::Winsock2::_fnptr_ ##name = (FNDEF_DYN_ ##name) \
GetProcAddress( Ws2_32, #name ); \
if( Bu::Winsock2::_fnptr_ ##name == NULL ) { \
throw Bu::ExceptionBase("Error loading function " #name " from dll.");\
} (void)0
Bu::Winsock2::Winsock2()
{
Ws2_32 = LoadLibrary(TEXT("WS2_32.DLL"));
getfunc( WSAStartup );
getfunc( WSACleanup );
getfunc( WSAGetLastError );
getfunc( inet_ntoa );
getfunc( inet_addr );
getfunc( select );
getfunc( socket );
getfunc( shutdown );
getfunc( ioctlsocket );
getfunc( htons );
getfunc( htonl );
getfunc( gethostbyname );
getfunc( freeaddrinfo );
getfunc( getaddrinfo );
getfunc( connect );
getfunc( getpeername );
getfunc( setsockopt );
getfunc( bind );
getfunc( listen );
getfunc( accept );
getfunc( recv );
getfunc( send );
getfunc( __WSAFDIsSet );
Bu::Winsock2::WSAStartup( MAKEWORD(2, 2), &wsaData );
}
Bu::Winsock2::~Winsock2()
{
Bu::Winsock2::WSACleanup();
FreeLibrary( Ws2_32 );
}
char *Bu::Winsock2::gai_strerror( int iCode )
{
sprintf( scode, "%d", Bu::Winsock2::WSAGetLastError() );
return scode;
}
int Bu::Winsock2::WSAStartup( WORD a, LPWSADATA b ) {
return (*Bu::Winsock2::_fnptr_WSAStartup)( a, b );
}
int Bu::Winsock2::WSACleanup( ) {
return (*Bu::Winsock2::_fnptr_WSACleanup)();
}
int Bu::Winsock2::WSAGetLastError( ) {
return (*Bu::Winsock2::_fnptr_WSAGetLastError)();
}
char * Bu::Winsock2::inet_ntoa( struct in_addr a ) {
return (*Bu::Winsock2::_fnptr_inet_ntoa)( a );
}
unsigned long Bu::Winsock2::inet_addr( const char *s_in ) {
return (*Bu::Winsock2::_fnptr_inet_addr)( s_in );
}
int Bu::Winsock2::select( int a, fd_set *b, fd_set *c, fd_set *d,
const struct timeval *e ) {
return (*Bu::Winsock2::_fnptr_select)( a, b, c, d, e );
}
SOCKET Bu::Winsock2::socket( int domain, int type, int protocol ) {
return (*Bu::Winsock2::_fnptr_socket)( domain, type, protocol );
}
int Bu::Winsock2::shutdown( SOCKET s, int how ) {
return (*Bu::Winsock2::_fnptr_shutdown)( s, how );
}
int Bu::Winsock2::ioctlsocket( SOCKET s, long cmd, u_long *argp ) {
return (*Bu::Winsock2::_fnptr_ioctlsocket)( s, cmd, argp );
}
u_short Bu::Winsock2::htons( u_short in ) {
return (*Bu::Winsock2::_fnptr_htons)( in );
}
u_long Bu::Winsock2::htonl( u_long in ) {
return (*Bu::Winsock2::_fnptr_htonl)( in );
}
struct hostent * Bu::Winsock2::gethostbyname( const char *name ) {
return (*Bu::Winsock2::_fnptr_gethostbyname)( name );
}
void Bu::Winsock2::freeaddrinfo( struct addrinfo *ai ) {
return (*Bu::Winsock2::_fnptr_freeaddrinfo)( ai );
}
int Bu::Winsock2::getaddrinfo( const char *a, const char *b,
const struct addrinfo *c, struct addrinfo **d ) {
return (*Bu::Winsock2::_fnptr_getaddrinfo)( a, b, c, d );
}
int Bu::Winsock2::connect( SOCKET s, const struct sockaddr *a, int b ) {
return (*Bu::Winsock2::_fnptr_connect)( s, a, b );
}
int Bu::Winsock2::getpeername( SOCKET s, struct sockaddr *a, int *b ) {
return (*Bu::Winsock2::_fnptr_getpeername)( s, a, b);
}
int Bu::Winsock2::setsockopt( SOCKET s, int a, int b,
const char *c, int d ) {
return (*Bu::Winsock2::_fnptr_setsockopt)( s, a, b, c, d );
}
int Bu::Winsock2::bind( SOCKET s, const struct sockaddr *a, int b ) {
return (*Bu::Winsock2::_fnptr_bind)( s, a, b );
}
int Bu::Winsock2::listen( SOCKET s, int backlog ) {
return (*Bu::Winsock2::_fnptr_listen)( s, backlog );
}
SOCKET Bu::Winsock2::accept( SOCKET s, struct sockaddr *a, int *b ) {
return (*Bu::Winsock2::_fnptr_accept)( s, a, b );
}
int Bu::Winsock2::recv( SOCKET s, char *buf, int len, int flags ) {
return (*Bu::Winsock2::_fnptr_recv)( s, buf, len, flags );
}
int Bu::Winsock2::send( SOCKET s, const char *buf, int len, int flags ) {
return (*Bu::Winsock2::_fnptr_send)( s, buf, len, flags );
}
int Bu::Winsock2::__WSAFDIsSet( SOCKET s, fd_set *set ) {
return (*Bu::Winsock2::_fnptr___WSAFDIsSet)( s, set );
}
#endif
|
