/* * Copyright (C) 2014 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "private/NetdClientDispatch.h" #include #ifdef __i386__ #define __socketcall __attribute__((__cdecl__)) #else #define __socketcall #endif extern "C" __socketcall int __accept4(int, sockaddr*, socklen_t*, int); extern "C" __socketcall int __connect(int, const sockaddr*, socklen_t); extern "C" __socketcall int __sendmmsg(int, const mmsghdr*, unsigned int, int); extern "C" __socketcall ssize_t __sendmsg(int, const msghdr*, unsigned int); extern "C" __socketcall int __sendto(int, const void*, size_t, int, const sockaddr*, socklen_t); extern "C" __socketcall int __socket(int, int, int); static unsigned fallBackNetIdForResolv(unsigned netId) { return netId; } static int fallBackDnsOpenProxy() { return -1; } // This structure is modified only at startup (when libc.so is loaded) and never // afterwards, so it's okay that it's read later at runtime without a lock. __LIBC_HIDDEN__ NetdClientDispatch __netdClientDispatch __attribute__((aligned(32))) = { __accept4, __connect, __sendmmsg, __sendmsg, __sendto, __socket, fallBackNetIdForResolv, fallBackDnsOpenProxy, }; int accept4(int fd, sockaddr* addr, socklen_t* addr_length, int flags) { return __netdClientDispatch.accept4(fd, addr, addr_length, flags); } int connect(int fd, const sockaddr* addr, socklen_t addr_length) { return __netdClientDispatch.connect(fd, addr, addr_length); } int sendmmsg(int fd, const struct mmsghdr* msgs, unsigned int msg_count, int flags) { return __netdClientDispatch.sendmmsg(fd, msgs, msg_count, flags); } ssize_t sendmsg(int fd, const struct msghdr* msg, int flags) { return __netdClientDispatch.sendmsg(fd, msg, flags); } ssize_t sendto(int fd, const void* buf, size_t n, int flags, const struct sockaddr* dst_addr, socklen_t dst_addr_length) { return __netdClientDispatch.sendto(fd, buf, n, flags, dst_addr, dst_addr_length); } int socket(int domain, int type, int protocol) { return __netdClientDispatch.socket(domain, type, protocol); }