| Nobuaki Sukegawa | 6525f6a | 2016-02-11 13:58:39 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Licensed to the Apache Software Foundation (ASF) under one |
| 3 | * or more contributor license agreements. See the NOTICE file |
| 4 | * distributed with this work for additional information |
| 5 | * regarding copyright ownership. The ASF licenses this file |
| 6 | * to you under the Apache License, Version 2.0 (the |
| 7 | * "License"); you may not use this file except in compliance |
| 8 | * with the License. You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, |
| 13 | * software distributed under the License is distributed on an |
| 14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 15 | * KIND, either express or implied. See the License for the |
| 16 | * specific language governing permissions and limitations |
| 17 | * under the License. |
| 18 | */ |
| 19 | |
| 20 | #ifndef THRIFT_PY_ENDIAN_H |
| 21 | #define THRIFT_PY_ENDIAN_H |
| 22 | |
| 23 | #include <Python.h> |
| 24 | |
| 25 | #ifndef _WIN32 |
| 26 | #include <netinet/in.h> |
| 27 | #else |
| 28 | #include <WinSock2.h> |
| 29 | #pragma comment(lib, "ws2_32.lib") |
| 30 | #define BIG_ENDIAN (4321) |
| 31 | #define LITTLE_ENDIAN (1234) |
| 32 | #define BYTE_ORDER LITTLE_ENDIAN |
| 33 | #define inline __inline |
| 34 | #endif |
| 35 | |
| 36 | /* Fix endianness issues on Solaris */ |
| 37 | #if defined(__SVR4) && defined(__sun) |
| 38 | #if defined(__i386) && !defined(__i386__) |
| 39 | #define __i386__ |
| 40 | #endif |
| 41 | |
| 42 | #ifndef BIG_ENDIAN |
| 43 | #define BIG_ENDIAN (4321) |
| 44 | #endif |
| 45 | #ifndef LITTLE_ENDIAN |
| 46 | #define LITTLE_ENDIAN (1234) |
| 47 | #endif |
| 48 | |
| 49 | /* I386 is LE, even on Solaris */ |
| 50 | #if !defined(BYTE_ORDER) && defined(__i386__) |
| 51 | #define BYTE_ORDER LITTLE_ENDIAN |
| 52 | #endif |
| 53 | #endif |
| 54 | |
| 55 | #ifndef __BYTE_ORDER |
| 56 | #if defined(BYTE_ORDER) && defined(LITTLE_ENDIAN) && defined(BIG_ENDIAN) |
| 57 | #define __BYTE_ORDER BYTE_ORDER |
| 58 | #define __LITTLE_ENDIAN LITTLE_ENDIAN |
| 59 | #define __BIG_ENDIAN BIG_ENDIAN |
| 60 | #else |
| 61 | #error "Cannot determine endianness" |
| 62 | #endif |
| 63 | #endif |
| 64 | |
| 65 | // Same comment as the enum. Sorry. |
| 66 | #if __BYTE_ORDER == __BIG_ENDIAN |
| 67 | #define ntohll(n) (n) |
| 68 | #define htonll(n) (n) |
| 69 | #if defined(__GNUC__) && defined(__GLIBC__) |
| 70 | #include <byteswap.h> |
| 71 | #define letohll(n) bswap_64(n) |
| 72 | #define htolell(n) bswap_64(n) |
| 73 | #else /* GNUC & GLIBC */ |
| 74 | #define letohll(n) ((((unsigned long long)ntohl(n)) << 32) + ntohl(n >> 32)) |
| 75 | #define htolell(n) ((((unsigned long long)htonl(n)) << 32) + htonl(n >> 32)) |
| 76 | #endif |
| 77 | #elif __BYTE_ORDER == __LITTLE_ENDIAN |
| 78 | #if defined(__GNUC__) && defined(__GLIBC__) |
| 79 | #include <byteswap.h> |
| 80 | #define ntohll(n) bswap_64(n) |
| 81 | #define htonll(n) bswap_64(n) |
| James E. King III | 53bd0e6 | 2019-01-31 17:11:04 -0500 | [diff] [blame] | 82 | #elif defined(_MSC_VER) |
| 83 | #include <stdlib.h> |
| 84 | #define ntohll(n) _byteswap_uint64(n) |
| 85 | #define htonll(n) _byteswap_uint64(n) |
| Nobuaki Sukegawa | 6525f6a | 2016-02-11 13:58:39 +0900 | [diff] [blame] | 86 | #else /* GNUC & GLIBC */ |
| 87 | #define ntohll(n) ((((unsigned long long)ntohl(n)) << 32) + ntohl(n >> 32)) |
| 88 | #define htonll(n) ((((unsigned long long)htonl(n)) << 32) + htonl(n >> 32)) |
| 89 | #endif /* GNUC & GLIBC */ |
| 90 | #define letohll(n) (n) |
| 91 | #define htolell(n) (n) |
| 92 | #else /* __BYTE_ORDER */ |
| 93 | #error "Can't define htonll or ntohll!" |
| 94 | #endif |
| 95 | |
| 96 | #endif // THRIFT_PY_ENDIAN_H |