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m---------slirp0
-rw-r--r--slirp/src/util.c368
2 files changed, 0 insertions, 368 deletions
diff --git a/slirp b/slirp
new file mode 160000
+Subproject 59a1b1f165458c2acb7ff0525b543945f741622
diff --git a/slirp/src/util.c b/slirp/src/util.c
deleted file mode 100644
index 60bb200801..0000000000
--- a/slirp/src/util.c
+++ /dev/null
@@ -1,368 +0,0 @@
-/* SPDX-License-Identifier: MIT */
-/*
- * util.c (mostly based on QEMU os-win32.c)
- *
- * Copyright (c) 2003-2008 Fabrice Bellard
- * Copyright (c) 2010-2016 Red Hat, Inc.
- *
- * QEMU library functions for win32 which are shared between QEMU and
- * the QEMU tools.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-#include "util.h"
-
-#include <glib.h>
-#include <fcntl.h>
-#include <stdint.h>
-
-#if defined(_WIN32)
-int slirp_inet_aton(const char *cp, struct in_addr *ia)
-{
- uint32_t addr = inet_addr(cp);
- if (addr == 0xffffffff) {
- return 0;
- }
- ia->s_addr = addr;
- return 1;
-}
-#endif
-
-void slirp_set_nonblock(int fd)
-{
-#ifndef _WIN32
- int f;
- f = fcntl(fd, F_GETFL);
- assert(f != -1);
- f = fcntl(fd, F_SETFL, f | O_NONBLOCK);
- assert(f != -1);
-#else
- unsigned long opt = 1;
- ioctlsocket(fd, FIONBIO, &opt);
-#endif
-}
-
-static void slirp_set_cloexec(int fd)
-{
-#ifndef _WIN32
- int f;
- f = fcntl(fd, F_GETFD);
- assert(f != -1);
- f = fcntl(fd, F_SETFD, f | FD_CLOEXEC);
- assert(f != -1);
-#endif
-}
-
-/*
- * Opens a socket with FD_CLOEXEC set
- */
-int slirp_socket(int domain, int type, int protocol)
-{
- int ret;
-
-#ifdef SOCK_CLOEXEC
- ret = socket(domain, type | SOCK_CLOEXEC, protocol);
- if (ret != -1 || errno != EINVAL) {
- return ret;
- }
-#endif
- ret = socket(domain, type, protocol);
- if (ret >= 0) {
- slirp_set_cloexec(ret);
- }
-
- return ret;
-}
-
-#ifdef _WIN32
-static int socket_error(void)
-{
- switch (WSAGetLastError()) {
- case 0:
- return 0;
- case WSAEINTR:
- return EINTR;
- case WSAEINVAL:
- return EINVAL;
- case WSA_INVALID_HANDLE:
- return EBADF;
- case WSA_NOT_ENOUGH_MEMORY:
- return ENOMEM;
- case WSA_INVALID_PARAMETER:
- return EINVAL;
- case WSAENAMETOOLONG:
- return ENAMETOOLONG;
- case WSAENOTEMPTY:
- return ENOTEMPTY;
- case WSAEWOULDBLOCK:
- /* not using EWOULDBLOCK as we don't want code to have
- * to check both EWOULDBLOCK and EAGAIN */
- return EAGAIN;
- case WSAEINPROGRESS:
- return EINPROGRESS;
- case WSAEALREADY:
- return EALREADY;
- case WSAENOTSOCK:
- return ENOTSOCK;
- case WSAEDESTADDRREQ:
- return EDESTADDRREQ;
- case WSAEMSGSIZE:
- return EMSGSIZE;
- case WSAEPROTOTYPE:
- return EPROTOTYPE;
- case WSAENOPROTOOPT:
- return ENOPROTOOPT;
- case WSAEPROTONOSUPPORT:
- return EPROTONOSUPPORT;
- case WSAEOPNOTSUPP:
- return EOPNOTSUPP;
- case WSAEAFNOSUPPORT:
- return EAFNOSUPPORT;
- case WSAEADDRINUSE:
- return EADDRINUSE;
- case WSAEADDRNOTAVAIL:
- return EADDRNOTAVAIL;
- case WSAENETDOWN:
- return ENETDOWN;
- case WSAENETUNREACH:
- return ENETUNREACH;
- case WSAENETRESET:
- return ENETRESET;
- case WSAECONNABORTED:
- return ECONNABORTED;
- case WSAECONNRESET:
- return ECONNRESET;
- case WSAENOBUFS:
- return ENOBUFS;
- case WSAEISCONN:
- return EISCONN;
- case WSAENOTCONN:
- return ENOTCONN;
- case WSAETIMEDOUT:
- return ETIMEDOUT;
- case WSAECONNREFUSED:
- return ECONNREFUSED;
- case WSAELOOP:
- return ELOOP;
- case WSAEHOSTUNREACH:
- return EHOSTUNREACH;
- default:
- return EIO;
- }
-}
-
-#undef ioctlsocket
-int slirp_ioctlsocket_wrap(int fd, int req, void *val)
-{
- int ret;
- ret = ioctlsocket(fd, req, val);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef closesocket
-int slirp_closesocket_wrap(int fd)
-{
- int ret;
- ret = closesocket(fd);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef connect
-int slirp_connect_wrap(int sockfd, const struct sockaddr *addr, int addrlen)
-{
- int ret;
- ret = connect(sockfd, addr, addrlen);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef listen
-int slirp_listen_wrap(int sockfd, int backlog)
-{
- int ret;
- ret = listen(sockfd, backlog);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef bind
-int slirp_bind_wrap(int sockfd, const struct sockaddr *addr, int addrlen)
-{
- int ret;
- ret = bind(sockfd, addr, addrlen);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef socket
-int slirp_socket_wrap(int domain, int type, int protocol)
-{
- int ret;
- ret = socket(domain, type, protocol);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef accept
-int slirp_accept_wrap(int sockfd, struct sockaddr *addr, int *addrlen)
-{
- int ret;
- ret = accept(sockfd, addr, addrlen);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef shutdown
-int slirp_shutdown_wrap(int sockfd, int how)
-{
- int ret;
- ret = shutdown(sockfd, how);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef getsockopt
-int slirp_getsockopt_wrap(int sockfd, int level, int optname,
- void *optval, int *optlen)
-{
- int ret;
- ret = getsockopt(sockfd, level, optname, optval, optlen);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef setsockopt
-int slirp_setsockopt_wrap(int sockfd, int level, int optname,
- const void *optval, int optlen)
-{
- int ret;
- ret = setsockopt(sockfd, level, optname, optval, optlen);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef getpeername
-int slirp_getpeername_wrap(int sockfd, struct sockaddr *addr,
- int *addrlen)
-{
- int ret;
- ret = getpeername(sockfd, addr, addrlen);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef getsockname
-int slirp_getsockname_wrap(int sockfd, struct sockaddr *addr,
- int *addrlen)
-{
- int ret;
- ret = getsockname(sockfd, addr, addrlen);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef send
-ssize_t slirp_send_wrap(int sockfd, const void *buf, size_t len, int flags)
-{
- int ret;
- ret = send(sockfd, buf, len, flags);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef sendto
-ssize_t slirp_sendto_wrap(int sockfd, const void *buf, size_t len, int flags,
- const struct sockaddr *addr, int addrlen)
-{
- int ret;
- ret = sendto(sockfd, buf, len, flags, addr, addrlen);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef recv
-ssize_t slirp_recv_wrap(int sockfd, void *buf, size_t len, int flags)
-{
- int ret;
- ret = recv(sockfd, buf, len, flags);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-
-#undef recvfrom
-ssize_t slirp_recvfrom_wrap(int sockfd, void *buf, size_t len, int flags,
- struct sockaddr *addr, int *addrlen)
-{
- int ret;
- ret = recvfrom(sockfd, buf, len, flags, addr, addrlen);
- if (ret < 0) {
- errno = socket_error();
- }
- return ret;
-}
-#endif /* WIN32 */
-
-void slirp_pstrcpy(char *buf, int buf_size, const char *str)
-{
- int c;
- char *q = buf;
-
- if (buf_size <= 0)
- return;
-
- for(;;) {
- c = *str++;
- if (c == 0 || q >= buf + buf_size - 1)
- break;
- *q++ = c;
- }
- *q = '\0';
-}