/* Compatibility implementation of sendmsg. Copyright (C) 2016 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see . */ #include #include #include #include /* Both libc.so and libpthread.so provides sendmsg, so we need to provide the compat symbol for both libraries. */ #if SHLIB_COMPAT (MODULE_NAME, GLIBC_2_0, GLIBC_2_24) /* We can use the same struct layout for old symbol version since size is the same. */ ssize_t __old_sendmsg (int fd, const struct msghdr *msg, int flags) { # ifdef __ASSUME_SENDMSG_SYSCALL return SYSCALL_CANCEL (sendmsg, fd, msg, flags); # else return SOCKETCALL_CANCEL (sendmsg, fd, msg, flags); # endif } compat_symbol (MODULE_NAME, __old_sendmsg, sendmsg, GLIBC_2_0); #endif