r5_compatibility.h revision 5ffbe7d7
1/*
2 * Copyright 2006, Haiku, Inc. All Rights Reserved.
3 * Distributed under the terms of the MIT License.
4 */
5#ifndef NET_R5_COMPATIBILITY_H
6#define NET_R5_COMPATIBILITY_H
7
8
9#include <SupportDefs.h>
10
11
12#define R5_SOCK_DGRAM	1
13#define R5_SOCK_STREAM	2
14
15#define R5_AF_INET		1
16
17#define R5_IPPROTO_UDP	1
18#define R5_IPPROTO_TCP	2
19#define R5_IPPROTO_ICMP	3
20
21// setsockopt() defines
22
23#define R5_SOL_SOCKET	1
24
25#define R5_SO_DEBUG		1
26#define R5_SO_REUSEADDR	2
27#define R5_SO_NONBLOCK	3
28#define R5_SO_REUSEPORT	4
29#define R5_SO_FIONREAD	5
30
31#define R5_MSG_OOB		0x01
32
33
34struct r5_sockaddr_in {
35	uint16	sin_family;
36	uint16	sin_port;
37	uint32	sin_addr;
38	char	sin_zero[4];
39};
40
41extern bool __gR5Compatibility;
42extern addr_t __gNetworkStart;
43extern addr_t __gNetworkEnd;
44
45
46static inline bool
47check_r5_compatibility()
48{
49	if (!__gR5Compatibility)
50		return false;
51
52#ifndef __i386__
53	return false;
54#else
55
56	struct stack_frame {
57		struct stack_frame*	previous;
58		addr_t					return_address;
59	};
60
61	stack_frame* frame = (stack_frame*)get_stack_frame();
62	if (frame->return_address >= __gNetworkStart
63		&& frame->return_address < __gNetworkEnd) {
64		return false;
65	}
66
67	return true;
68#endif
69}
70
71
72#endif	// NET_R5_COMPATIBILITY_H
73