GNU Radio 3.5.3.1 C++ API
inet.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2008, 2009 Free Software Foundation, Inc.
4  *
5  * This program is free software: you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation, either version 3 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
17  */
18 
19 #ifndef INCLUDED_INET_H
20 #define INCLUDED_INET_H
21 
22 #include <gruel/api.h>
23 #include <stdint.h>
24 
25 #if 1 /* missing htonll or ntohll */
26 #if 1 /* GR_ARCH_BIGENDIAN */
27 // Nothing to do...
28 static inline uint64_t htonll(uint64_t x){ return x;}
29 static inline uint64_t ntohll(uint64_t x){ return x;}
30 #else
31 #if 1 /* GR_HAVE_BYTESWAP */
32 #include <byteswap.h>
33 #else
34 
35 static inline uint64_t
36 bswap_64(uint64_t x)
37 {
38  return ((x & 0x00000000000000ffull) << 56) | ((x & 0x000000000000ff00ull) << 40) |
39  ((x & 0x0000000000ff0000ull) << 24) | ((x & 0x00000000ff000000ull) << 8) |
40  ((x & 0x000000ff00000000ull) >> 8) | ((x & 0x0000ff0000000000ull) >> 24) |
41  ((x & 0x00ff000000000000ull) >> 40) | ((x & 0xff00000000000000ull) >> 56);
42 }
43 
44 #endif /* GR_HAVE_BYTESWAP */
45 
46 static inline uint64_t htonll(uint64_t x){ return bswap_64(x);}
47 static inline uint64_t ntohll(uint64_t x){ return bswap_64(x);}
48 
49 #endif /* GR_ARCH_BIGENDIAN */
50 #endif /* missing htonll or ntohll */
51 
52 #if 1 /* GR_HAVE_ARPA_INET */
53 #include <arpa/inet.h>
54 #elif 1 /* GR_HAVE_NETINET_IN */
55 #include <netinet/in.h>
56 #else
57 #include <stdint.h>
58 
59 #if 1 /* GR_ARCH_BIGENDIAN */
60 // Nothing to do...
61 static inline uint32_t htonl(uint32_t x){ return x; }
62 static inline uint16_t htons(uint16_t x){ return x; }
63 static inline uint32_t ntohl(uint32_t x){ return x; }
64 static inline uint16_t ntohs(uint16_t x){ return x; }
65 #else
66 #if 1 /* GR_HAVE_BYTESWAP */
67 #include <byteswap.h>
68 #else
69 static inline uint16_t
70 bswap_16 (uint16_t x)
71 {
72  return ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8));
73 }
74 
75 static inline uint32_t
76 bswap_32 (uint32_t x)
77 {
78  return ((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >> 8) \
79  | (((x) & 0x0000ff00) << 8) | (((x) & 0x000000ff) << 24));
80 }
81 #endif /* GR_HAVE_BYTESWAP */
82 
83 static inline uint32_t htonl(uint32_t x){ return bswap_32(x); }
84 static inline uint16_t htons(uint16_t x){ return bswap_16(x); }
85 static inline uint32_t ntohl(uint32_t x){ return bswap_32(x); }
86 static inline uint16_t ntohs(uint16_t x){ return bswap_16(x); }
87 #endif /* GR_ARCH_BIGENDIAN */
88 
89 #endif /* !(GR_HAVE_NETINET_IN || GR_HAVE_ARPA_INET) */
90 
91 static inline uint8_t ntohx(uint8_t x){ return x; }
92 static inline uint16_t ntohx(uint16_t x){ return ntohs(x); }
93 static inline uint32_t ntohx(uint32_t x){ return ntohl(x); }
94 static inline uint64_t ntohx(uint64_t x){ return ntohll(x);}
95 static inline uint8_t htonx(uint8_t x){ return x; }
96 static inline uint16_t htonx(uint16_t x){ return htons(x); }
97 static inline uint32_t htonx(uint32_t x){ return htonl(x); }
98 static inline uint64_t htonx(uint64_t x){ return htonll(x);}
99 
100 #endif /* INCLUDED_INET_H */