1 // 2 // 3 // Copyright 2016 gRPC authors. 4 // 5 // Licensed under the Apache License, Version 2.0 (the "License"); 6 // you may not use this file except in compliance with the License. 7 // You may obtain a copy of the License at 8 // 9 // http://www.apache.org/licenses/LICENSE-2.0 10 // 11 // Unless required by applicable law or agreed to in writing, software 12 // distributed under the License is distributed on an "AS IS" BASIS, 13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 // See the License for the specific language governing permissions and 15 // limitations under the License. 16 // 17 // 18 #ifndef GRPC_SRC_CORE_LIB_IOMGR_PORT_H 19 #define GRPC_SRC_CORE_LIB_IOMGR_PORT_H 20 21 #include <grpc/support/port_platform.h> 22 23 // IWYU pragma: no_include <features.h> 24 // IWYU pragma: no_include <linux/version.h> 25 26 // This needs to be separate from the other conditions because it needs to 27 // apply to custom sockets too 28 #ifdef GPR_WINDOWS 29 #define GRPC_ARES_RESOLVE_LOCALHOST_MANUALLY 1 30 #endif 31 #if defined(GPR_WINDOWS) 32 #define GRPC_WINSOCK_SOCKET 1 33 #define GRPC_WINDOWS_SOCKETUTILS 1 34 #define GRPC_WINDOWS_SOCKET_ARES_EV_DRIVER 1 35 #elif defined(GPR_ANDROID) 36 #define GRPC_HAVE_IPV6_RECVPKTINFO 1 37 #define GRPC_HAVE_IP_PKTINFO 1 38 #define GRPC_HAVE_MSG_NOSIGNAL 1 39 #define GRPC_HAVE_UNIX_SOCKET 1 40 #define GRPC_LINUX_EVENTFD 1 41 #define GRPC_POSIX_SOCKET 1 42 #define GRPC_POSIX_SOCKETUTILS 1 43 #define GRPC_POSIX_WAKEUP_FD 1 44 #elif defined(GPR_LINUX) 45 #define GRPC_HAVE_ARPA_NAMESER 1 46 #define GRPC_HAVE_IFADDRS 1 47 #define GRPC_HAVE_IPV6_RECVPKTINFO 1 48 #define GRPC_HAVE_IP_PKTINFO 1 49 #define GRPC_HAVE_MSG_NOSIGNAL 1 50 #define GRPC_HAVE_UNIX_SOCKET 1 51 // Linux has TCP_INQ support since 4.18, but it is safe to set 52 // the socket option on older kernels. 53 #define GRPC_HAVE_TCP_INQ 1 54 #ifdef LINUX_VERSION_CODE 55 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 0, 0) 56 #define GRPC_LINUX_ERRQUEUE 1 57 #endif // LINUX_VERSION_CODE >= KERNEL_VERSION(4, 0, 0) 58 #endif // LINUX_VERSION_CODE 59 #define GRPC_LINUX_MULTIPOLL_WITH_EPOLL 1 60 #define GRPC_POSIX_FORK 1 61 #define GRPC_POSIX_HOST_NAME_MAX 1 62 #define GRPC_POSIX_SOCKET 1 63 #define GRPC_POSIX_WAKEUP_FD 1 64 #ifdef __GLIBC_PREREQ 65 #if __GLIBC_PREREQ(2, 4) 66 #define GRPC_LINUX_EPOLL 1 67 #endif 68 #if __GLIBC_PREREQ(2, 9) 69 #define GRPC_LINUX_EPOLL_CREATE1 1 70 #define GRPC_LINUX_EVENTFD 1 71 #endif 72 #if __GLIBC_PREREQ(2, 10) 73 #define GRPC_LINUX_SOCKETUTILS 1 74 #endif 75 #if !(__GLIBC_PREREQ(2, 18)) 76 // 77 // TCP_USER_TIMEOUT wasn't imported to glibc until 2.18. Use Linux system 78 // header instead. 79 // 80 #define GRPC_LINUX_TCP_H 1 81 #endif // __GLIBC_PREREQ(2, 17) 82 #endif 83 #ifndef __GLIBC__ 84 #define GRPC_LINUX_EPOLL 1 85 #define GRPC_LINUX_EPOLL_CREATE1 1 86 #define GRPC_LINUX_EVENTFD 1 87 #define GRPC_MSG_IOVLEN_TYPE int 88 #endif 89 #ifndef GRPC_LINUX_EVENTFD 90 #define GRPC_POSIX_NO_SPECIAL_WAKEUP_FD 1 91 #endif 92 #ifndef GRPC_LINUX_SOCKETUTILS 93 #define GRPC_POSIX_SOCKETUTILS 94 #endif 95 #elif defined(GPR_APPLE) 96 #define GRPC_HAVE_ARPA_NAMESER 1 97 #define GRPC_HAVE_IFADDRS 1 98 #define GRPC_HAVE_SO_NOSIGPIPE 1 99 #define GRPC_HAVE_UNIX_SOCKET 1 100 #define GRPC_MSG_IOVLEN_TYPE int 101 #define GRPC_POSIX_FORK 1 102 #define GRPC_POSIX_NO_SPECIAL_WAKEUP_FD 1 103 #ifdef GRPC_CFSTREAM 104 #define GRPC_CFSTREAM_IOMGR 1 105 #define GRPC_CFSTREAM_CLIENT 1 106 #define GRPC_CFSTREAM_ENDPOINT 1 107 #define GRPC_APPLE_EV 1 108 #define GRPC_POSIX_SOCKET_ARES_EV_DRIVER 1 109 #define GRPC_POSIX_SOCKET_EV 1 110 #define GRPC_POSIX_SOCKET_EV_EPOLL1 1 111 #define GRPC_POSIX_SOCKET_EV_POLL 1 112 #define GRPC_POSIX_SOCKET_IF_NAMETOINDEX 1 113 #define GRPC_POSIX_SOCKET_RESOLVE_ADDRESS 1 114 #define GRPC_POSIX_SOCKET_SOCKADDR 1 115 #define GRPC_POSIX_SOCKET_SOCKET_FACTORY 1 116 #define GRPC_POSIX_SOCKET_TCP 1 117 #define GRPC_POSIX_SOCKET_TCP_CLIENT 1 118 #define GRPC_POSIX_SOCKET_TCP_SERVER 1 119 #define GRPC_POSIX_SOCKET_TCP_SERVER_UTILS_COMMON 1 120 #define GRPC_POSIX_SOCKET_UDP_SERVER 1 121 #define GRPC_POSIX_SOCKET_UTILS_COMMON 1 122 #else 123 #define GRPC_POSIX_SOCKET 1 124 #endif 125 #define GRPC_POSIX_SOCKETUTILS 1 126 #define GRPC_POSIX_SYSCONF 1 127 #define GRPC_POSIX_WAKEUP_FD 1 128 #elif defined(GPR_FREEBSD) 129 #define GRPC_HAVE_ARPA_NAMESER 1 130 #define GRPC_HAVE_IFADDRS 1 131 #define GRPC_HAVE_IPV6_RECVPKTINFO 1 132 #define GRPC_HAVE_SO_NOSIGPIPE 1 133 #define GRPC_HAVE_UNIX_SOCKET 1 134 #define GRPC_POSIX_FORK 1 135 #define GRPC_POSIX_NO_SPECIAL_WAKEUP_FD 1 136 #define GRPC_POSIX_SOCKET 1 137 #define GRPC_POSIX_SOCKETUTILS 1 138 #define GRPC_POSIX_WAKEUP_FD 1 139 #elif defined(GPR_OPENBSD) 140 #define GRPC_HAVE_IFADDRS 1 141 #define GRPC_HAVE_IPV6_RECVPKTINFO 1 142 #define GRPC_HAVE_UNIX_SOCKET 1 143 #define GRPC_POSIX_NO_SPECIAL_WAKEUP_FD 1 144 #define GRPC_POSIX_SOCKET 1 145 #define GRPC_POSIX_SOCKETUTILS 1 146 #define GRPC_POSIX_WAKEUP_FD 1 147 #elif defined(GPR_SOLARIS) 148 #define GRPC_HAVE_UNIX_SOCKET 1 149 #define GRPC_POSIX_NO_SPECIAL_WAKEUP_FD 1 150 #define GRPC_POSIX_SOCKET 1 151 #define GRPC_POSIX_SOCKETUTILS 1 152 #define GRPC_POSIX_WAKEUP_FD 1 153 #elif defined(GPR_AIX) 154 #define GRPC_HAVE_UNIX_SOCKET 1 155 #define GRPC_POSIX_NO_SPECIAL_WAKEUP_FD 1 156 #define GRPC_POSIX_SOCKET 1 157 #define GRPC_POSIX_SOCKETUTILS 1 158 #define GRPC_POSIX_WAKEUP_FD 1 159 #elif defined(GPR_NETBSD) 160 #define GRPC_HAVE_ARPA_NAMESER 1 161 #define GRPC_HAVE_IFADDRS 1 162 #define GRPC_HAVE_IPV6_RECVPKTINFO 1 163 #define GRPC_HAVE_SO_NOSIGPIPE 1 164 #define GRPC_HAVE_UNIX_SOCKET 1 165 #define GRPC_POSIX_FORK 1 166 #define GRPC_POSIX_NO_SPECIAL_WAKEUP_FD 1 167 #define GRPC_POSIX_SOCKET 1 168 #define GRPC_POSIX_SOCKETUTILS 1 169 #define GRPC_POSIX_WAKEUP_FD 1 170 #elif defined(GPR_NACL) 171 #define GRPC_HAVE_ARPA_NAMESER 1 172 #define GRPC_POSIX_NO_SPECIAL_WAKEUP_FD 1 173 #define GRPC_POSIX_SOCKET 1 174 #define GRPC_POSIX_SOCKETUTILS 1 175 #define GRPC_POSIX_WAKEUP_FD 1 176 #elif defined(GPR_FUCHSIA) 177 #define GRPC_HAVE_IFADDRS 1 178 #define GRPC_HAVE_IPV6_RECVPKTINFO 1 179 #define GRPC_HAVE_IP_PKTINFO 1 180 // Zircon does not support the MSG_NOSIGNAL flag since it doesn't support 181 // signals. 182 #undef GRPC_HAVE_MSG_NOSIGNAL 183 #define GRPC_HAVE_UNIX_SOCKET 1 184 #define GRPC_POSIX_WAKEUP_FD 1 185 // TODO(rudominer) Check that this does something we want. 186 #define GRPC_POSIX_NO_SPECIAL_WAKEUP_FD 1 187 #define GRPC_POSIX_SOCKET 1 188 #define GRPC_POSIX_SOCKETADDR 1 189 // TODO(rudominer) Check this does something we want. 190 #define GRPC_POSIX_SOCKETUTILS 1 191 #define GRPC_TIMER_USE_GENERIC 1 192 #elif defined(GPR_HAIKU) 193 #define GRPC_HAVE_ARPA_NAMESER 1 194 #define GRPC_HAVE_IFADDRS 1 195 #define GRPC_HAVE_IPV6_RECVPKTINFO 1 196 #define GRPC_HAVE_UNIX_SOCKET 1 197 #define GRPC_POSIX_FORK 1 198 #define GRPC_POSIX_NO_SPECIAL_WAKEUP_FD 1 199 #define GRPC_POSIX_SOCKET 1 200 #define GRPC_POSIX_SOCKETUTILS 1 201 #define GRPC_POSIX_WAKEUP_FD 1 202 #elif !defined(GPR_NO_AUTODETECT_PLATFORM) 203 #error "Platform not recognized" 204 #endif 205 206 #if defined(GRPC_POSIX_SOCKET) + defined(GRPC_WINSOCK_SOCKET) + \ 207 defined(GRPC_CFSTREAM) != \ 208 1 209 #error \ 210 "Must define exactly one of GRPC_POSIX_SOCKET, GRPC_WINSOCK_SOCKET, GRPC_CFSTREAM" 211 #endif 212 213 #ifdef GRPC_POSIX_SOCKET 214 #define GRPC_POSIX_SOCKET_ARES_EV_DRIVER 1 215 #define GRPC_POSIX_SOCKET_EV 1 216 #define GRPC_POSIX_SOCKET_EV_POLL 1 217 #define GRPC_POSIX_SOCKET_EV_EPOLL1 1 218 #define GRPC_POSIX_SOCKET_IF_NAMETOINDEX 1 219 #define GRPC_POSIX_SOCKET_IOMGR 1 220 #define GRPC_POSIX_SOCKET_RESOLVE_ADDRESS 1 221 #define GRPC_POSIX_SOCKET_SOCKADDR 1 222 #define GRPC_POSIX_SOCKET_SOCKET_FACTORY 1 223 #define GRPC_POSIX_SOCKET_TCP 1 224 #define GRPC_POSIX_SOCKET_TCP_CLIENT 1 225 #define GRPC_POSIX_SOCKET_TCP_SERVER 1 226 #define GRPC_POSIX_SOCKET_TCP_SERVER_UTILS_COMMON 1 227 #define GRPC_POSIX_SOCKET_UDP_SERVER 1 228 #define GRPC_POSIX_SOCKET_UTILS_COMMON 1 229 #endif 230 231 #if defined(GRPC_POSIX_HOST_NAME_MAX) && defined(GRPC_POSIX_SYSCONF) 232 #error "Cannot define both GRPC_POSIX_HOST_NAME_MAX and GRPC_POSIX_SYSCONF" 233 #endif 234 #if !defined(GRPC_POSIX_HOST_NAME_MAX) && !defined(GRPC_POSIX_SYSCONF) 235 #define GRPC_GETHOSTNAME_FALLBACK 1 236 #endif 237 238 #endif // GRPC_SRC_CORE_LIB_IOMGR_PORT_H 239