| Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 1 | /* |
| Willy Tarreau | 2dd0d47 | 2006-06-29 17:53:05 +0200 | [diff] [blame] | 2 | include/common/compat.h |
| Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 3 | Operating system compatibility interface. |
| 4 | |
| 5 | Copyright (C) 2000-2006 Willy Tarreau - w@1wt.eu |
| 6 | |
| 7 | This library is free software; you can redistribute it and/or |
| 8 | modify it under the terms of the GNU Lesser General Public |
| 9 | License as published by the Free Software Foundation, version 2.1 |
| 10 | exclusively. |
| 11 | |
| 12 | This library is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | Lesser General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU Lesser General Public |
| 18 | License along with this library; if not, write to the Free Software |
| 19 | Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 20 | */ |
| 21 | |
| Willy Tarreau | 2dd0d47 | 2006-06-29 17:53:05 +0200 | [diff] [blame] | 22 | #ifndef _COMMON_COMPAT_H |
| 23 | #define _COMMON_COMPAT_H |
| Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 24 | |
| Willy Tarreau | 3ff3dc1 | 2007-05-07 00:19:57 +0200 | [diff] [blame] | 25 | /* |
| 26 | * Gcc before 3.0 needs [0] to declare a variable-size array |
| 27 | */ |
| 28 | #if __GNUC__ < 3 |
| 29 | #define VAR_ARRAY 0 |
| 30 | #else |
| 31 | #define VAR_ARRAY |
| 32 | #endif |
| 33 | |
| Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 34 | /* This is needed on Linux for Netfilter includes */ |
| 35 | #include <sys/socket.h> |
| Willy Tarreau | e3ba5f0 | 2006-06-29 18:54:54 +0200 | [diff] [blame] | 36 | #include <common/config.h> |
| Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 37 | |
| 38 | /* INTBITS |
| 39 | * how many bits are needed to code the size of an int on the target platform. |
| 40 | * (eg: 32bits -> 5) |
| 41 | */ |
| 42 | #define INTBITS 5 |
| 43 | |
| 44 | /* this is for libc5 for example */ |
| 45 | #ifndef TCP_NODELAY |
| 46 | #define TCP_NODELAY 1 |
| 47 | #endif |
| 48 | |
| 49 | #ifndef SHUT_RD |
| 50 | #define SHUT_RD 0 |
| 51 | #endif |
| 52 | |
| 53 | #ifndef SHUT_WR |
| 54 | #define SHUT_WR 1 |
| 55 | #endif |
| 56 | |
| 57 | #if defined(TPROXY) && defined(NETFILTER) |
| 58 | #include <linux/netfilter_ipv4.h> |
| 59 | #endif |
| 60 | |
| Willy Tarreau | 58b2f83 | 2006-11-13 01:22:38 +0100 | [diff] [blame] | 61 | /* We'll try to enable SO_REUSEPORT on Linux 2.4 and 2.6 if not defined. |
| 62 | * There are two families of values depending on the architecture. Those |
| 63 | * are at least valid on Linux 2.4 and 2.6, reason why we'll rely on the |
| 64 | * NETFILTER define. |
| 65 | */ |
| 66 | #if !defined(SO_REUSEPORT) && defined(NETFILTER) |
| 67 | #if (SO_REUSEADDR == 2) |
| 68 | #define SO_REUSEPORT 15 |
| 69 | #elif (SO_REUSEADDR == 0x0004) |
| 70 | #define SO_REUSEPORT 0x0200 |
| 71 | #endif /* SO_REUSEADDR */ |
| 72 | #endif /* SO_REUSEPORT */ |
| 73 | |
| Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 74 | #if defined(__dietlibc__) |
| 75 | #include <strings.h> |
| 76 | #endif |
| 77 | |
| Willy Tarreau | 2dd0d47 | 2006-06-29 17:53:05 +0200 | [diff] [blame] | 78 | #endif /* _COMMON_COMPAT_H */ |
| Willy Tarreau | baaee00 | 2006-06-26 02:48:02 +0200 | [diff] [blame] | 79 | |
| 80 | /* |
| 81 | * Local variables: |
| 82 | * c-indent-level: 8 |
| 83 | * c-basic-offset: 8 |
| 84 | * End: |
| 85 | */ |