Bitcoin Core  0.18.99
P2P Digital Currency
compat.h
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1 // Copyright (c) 2009-2010 Satoshi Nakamoto
2 // Copyright (c) 2009-2018 The Bitcoin Core developers
3 // Distributed under the MIT software license, see the accompanying
4 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
5 
6 #ifndef BITCOIN_COMPAT_H
7 #define BITCOIN_COMPAT_H
8 
9 #if defined(HAVE_CONFIG_H)
10 #include <config/bitcoin-config.h>
11 #endif
12 
13 #ifdef WIN32
14 #ifndef WIN32_LEAN_AND_MEAN
15 #define WIN32_LEAN_AND_MEAN 1
16 #endif
17 #ifndef NOMINMAX
18 #define NOMINMAX
19 #endif
20 #ifdef FD_SETSIZE
21 #undef FD_SETSIZE // prevent redefinition compiler warning
22 #endif
23 #define FD_SETSIZE 1024 // max number of fds in fd_set
24 
25 #include <winsock2.h> // Must be included before mswsock.h and windows.h
26 
27 #include <mswsock.h>
28 #include <windows.h>
29 #include <ws2tcpip.h>
30 #include <stdint.h>
31 #else
32 #include <fcntl.h>
33 #include <sys/mman.h>
34 #include <sys/select.h>
35 #include <sys/socket.h>
36 #include <sys/types.h>
37 #include <net/if.h>
38 #include <netinet/in.h>
39 #include <netinet/tcp.h>
40 #include <arpa/inet.h>
41 #include <ifaddrs.h>
42 #include <limits.h>
43 #include <netdb.h>
44 #include <unistd.h>
45 #endif
46 
47 #ifndef WIN32
48 typedef unsigned int SOCKET;
49 #include <errno.h>
50 #define WSAGetLastError() errno
51 #define WSAEINVAL EINVAL
52 #define WSAEALREADY EALREADY
53 #define WSAEWOULDBLOCK EWOULDBLOCK
54 #define WSAEMSGSIZE EMSGSIZE
55 #define WSAEINTR EINTR
56 #define WSAEINPROGRESS EINPROGRESS
57 #define WSAEADDRINUSE EADDRINUSE
58 #define WSAENOTSOCK EBADF
59 #define INVALID_SOCKET (SOCKET)(~0)
60 #define SOCKET_ERROR -1
61 #endif
62 
63 #ifdef WIN32
64 #ifndef S_IRUSR
65 #define S_IRUSR 0400
66 #define S_IWUSR 0200
67 #endif
68 #else
69 #define MAX_PATH 1024
70 #endif
71 #ifdef _MSC_VER
72 #if !defined(ssize_t)
73 #ifdef _WIN64
74 typedef int64_t ssize_t;
75 #else
76 typedef int32_t ssize_t;
77 #endif
78 #endif
79 #endif
80 
81 #if HAVE_DECL_STRNLEN == 0
82 size_t strnlen( const char *start, size_t max_len);
83 #endif // HAVE_DECL_STRNLEN
84 
85 #ifndef WIN32
86 typedef void* sockopt_arg_type;
87 #else
88 typedef char* sockopt_arg_type;
89 #endif
90 
91 // Note these both should work with the current usage of poll, but best to be safe
92 // WIN32 poll is broken https://daniel.haxx.se/blog/2012/10/10/wsapoll-is-broken/
93 // __APPLE__ poll is broke https://github.com/bitcoin/bitcoin/pull/14336#issuecomment-437384408
94 #if defined(__linux__)
95 #define USE_POLL
96 #endif
97 
98 bool static inline IsSelectableSocket(const SOCKET& s) {
99 #if defined(USE_POLL) || defined(WIN32)
100  return true;
101 #else
102  return (s < FD_SETSIZE);
103 #endif
104 }
105 
106 #endif // BITCOIN_COMPAT_H
void * sockopt_arg_type
Definition: compat.h:86
unsigned int SOCKET
Definition: compat.h:48
size_t strnlen(const char *start, size_t max_len)
Definition: strnlen.cpp:12