X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/ab6b4fdbded98ca6d185409e3c419ab1bfb26422..dd19ce4f24eec64177cdcfcf294b8efbb631a24b:/src/OS/os.c-FreeBSD?ds=sidebyside diff --git a/src/OS/os.c-FreeBSD b/src/OS/os.c-FreeBSD index 4cc46c752..02b78587b 100644 --- a/src/OS/os.c-FreeBSD +++ b/src/OS/os.c-FreeBSD @@ -2,7 +2,8 @@ * Exim - an Internet mail transport agent * *************************************************/ -/* Copyright (c) Jeremy Harris 1995 - 2019 */ +/* Copyright (c) Jeremy Harris 1995 - 2020 */ +/* Copyright (c) The Exim Maintainers 2021 */ /* See the file NOTICE for conditions of use and distribution. */ /* FreeBSD-specific code. This is concatenated onto the generic @@ -10,17 +11,39 @@ src/os.c file. */ /************* -* Sendfile * +Sendfile shim *************/ ssize_t os_sendfile(int out, int in, off_t * offp, size_t cnt) { -off_t loff = *offp, written; +off_t loff = offp ? *offp : 0; +off_t written; if (sendfile(in, out, loff, cnt, NULL, &written, 0) < 0) return (ssize_t)-1; -*offp = loff + written; +if (offp) *offp = loff + written; 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 */