Mercurial > gnulib
view lib/socket.c @ 40212:8da9577294da
unistr/*, uniconv/*: Fix undefined behaviour.
Reported by Jeffrey Walton <noloader@gmail.com>.
* lib/unistr/u-cpy.h (FUNC): Don't invoke memcpy with a zero size.
* lib/unistr/u-cpy-alloc.h (FUNC): Likewise.
* lib/uniconv/u8-conv-from-enc.c (u8_conv_from_encoding): Likewise.
* lib/uniconv/u8-conv-to-enc.c (u8_conv_to_encoding): Likewise.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sat, 09 Mar 2019 00:01:47 +0100 |
parents | b06060465f09 |
children |
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/* socket.c --- wrappers for Windows socket function Copyright (C) 2008-2019 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <https://www.gnu.org/licenses/>. */ /* Written by Paolo Bonzini */ #include <config.h> #define WIN32_LEAN_AND_MEAN /* Get winsock2.h. */ #include <sys/socket.h> /* Get set_winsock_errno, FD_TO_SOCKET etc. */ #include "w32sock.h" #include "sockets.h" int rpl_socket (int domain, int type, int protocol) { SOCKET fh; gl_sockets_startup (SOCKETS_1_1); /* We have to use WSASocket() to create non-overlapped IO sockets. Overlapped IO sockets cannot be used with read/write. */ fh = WSASocket (domain, type, protocol, NULL, 0, 0); if (fh == INVALID_SOCKET) { set_winsock_errno (); return -1; } else return SOCKET_TO_FD (fh); }