X-Git-Url: https://git.exim.org/users/heiko/exim.git/blobdiff_plain/1bf08084e235d22625eb78f457d668064a1ce28b..bf3e317e5a01916a351278597c6c0664ed198ddc:/src/OS/os.c-FreeBSD?ds=sidebyside diff --git a/src/OS/os.c-FreeBSD b/src/OS/os.c-FreeBSD index 4cc46c752..cb0b0bf7f 100644 --- a/src/OS/os.c-FreeBSD +++ b/src/OS/os.c-FreeBSD @@ -2,7 +2,7 @@ * Exim - an Internet mail transport agent * *************************************************/ -/* Copyright (c) Jeremy Harris 1995 - 2019 */ +/* Copyright (c) Jeremy Harris 1995 - 2020 */ /* See the file NOTICE for conditions of use and distribution. */ /* FreeBSD-specific code. This is concatenated onto the generic @@ -10,7 +10,7 @@ src/os.c file. */ /************* -* Sendfile * +Sendfile shim *************/ ssize_t @@ -23,4 +23,25 @@ if (sendfile(in, out, loff, cnt, NULL, &written, 0) < 0) return (ssize_t)-1; return (ssize_t)written; } +/************************************************* +TCP Fast Open: check that the ioctl is accepted +*************************************************/ + +#ifndef COMPILE_UTILITY +void +tfo_probe(void) +{ +# ifdef TCP_FASTOPEN +int sock; + +if ( (sock = socket(AF_INET, SOCK_STREAM, 0)) >= 0 + && setsockopt(sock, IPPROTO_TCP, TCP_FASTOPEN, &on, sizeof(on) >= 0) + ) + f.tcp_fastopen_ok = TRUE; +close(sock); +# endif +} +#endif + + /* End of os.c-Linux */