From 683b593c838db1fc2c2e303bb3811a4503e98a9b Mon Sep 17 00:00:00 2001
From: Ron Yorston <rmy@pobox.com>
Date: Wed, 22 Apr 2015 21:20:40 +0100
Subject: mingw: additional networking support

---
 include/mingw.h | 15 +++++++++++++--
 win32/net.c     | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 60 insertions(+), 2 deletions(-)

diff --git a/include/mingw.h b/include/mingw.h
index 247aae587..86259f2d1 100644
--- a/include/mingw.h
+++ b/include/mingw.h
@@ -217,18 +217,29 @@ int ioctl(int fd, int code, ...);
  */
 #define hstrerror strerror
 
+#define SHUT_WR SD_SEND
+
 int mingw_socket(int domain, int type, int protocol);
 int mingw_connect(int sockfd, struct sockaddr *sa, size_t sz);
+int mingw_bind(int sockfd, struct sockaddr *sa, size_t sz);
+int mingw_setsockopt(int sockfd, int lvl, int optname, void *optval, int optlen);
+int mingw_shutdown(int sockfd, int how);
+int mingw_listen(int sockfd, int backlog);
+int mingw_accept(int sockfd1, struct sockaddr *sa, socklen_t *sz);
+int mingw_select (int nfds, fd_set *rfds, fd_set *wfds, fd_set *xfds,
+            struct timeval *timeout);
 
 NOIMPL(mingw_sendto,SOCKET s UNUSED_PARAM, const char *buf UNUSED_PARAM, int len UNUSED_PARAM, int flags UNUSED_PARAM, const struct sockaddr *sa UNUSED_PARAM, int salen UNUSED_PARAM);
-NOIMPL(mingw_listen,SOCKET s UNUSED_PARAM,int backlog UNUSED_PARAM);
-NOIMPL(mingw_bind,SOCKET s UNUSED_PARAM,const struct sockaddr* sa UNUSED_PARAM,int salen UNUSED_PARAM);
 
 #define socket mingw_socket
 #define connect mingw_connect
 #define sendto mingw_sendto
 #define listen mingw_listen
 #define bind mingw_bind
+#define setsockopt mingw_setsockopt
+#define shutdown mingw_shutdown
+#define accept mingw_accept
+#define select mingw_select
 
 /*
  * sys/stat.h
diff --git a/win32/net.c b/win32/net.c
index eadda6b69..a44d91abb 100644
--- a/win32/net.c
+++ b/win32/net.c
@@ -52,3 +52,50 @@ int mingw_connect(int sockfd, struct sockaddr *sa, size_t sz)
 	SOCKET s = (SOCKET)_get_osfhandle(sockfd);
 	return connect(s, sa, sz);
 }
+
+#undef bind
+int mingw_bind(int sockfd, struct sockaddr *sa, size_t sz)
+{
+	SOCKET s = (SOCKET)_get_osfhandle(sockfd);
+	return bind(s, sa, sz);
+}
+
+#undef setsockopt
+int mingw_setsockopt(int sockfd, int lvl, int optname, void *optval, int optlen)
+{
+	SOCKET s = (SOCKET)_get_osfhandle(sockfd);
+	return setsockopt(s, lvl, optname, (const char*)optval, optlen);
+}
+
+#undef shutdown
+int mingw_shutdown(int sockfd, int how)
+{
+	SOCKET s = (SOCKET)_get_osfhandle(sockfd);
+	return shutdown(s, how);
+}
+
+#undef listen
+int mingw_listen(int sockfd, int backlog)
+{
+	SOCKET s = (SOCKET)_get_osfhandle(sockfd);
+	return listen(s, backlog);
+}
+
+#undef accept
+int mingw_accept(int sockfd1, struct sockaddr *sa, socklen_t *sz)
+{
+	int sockfd2;
+
+	SOCKET s1 = (SOCKET)_get_osfhandle(sockfd1);
+	SOCKET s2 = accept(s1, sa, sz);
+
+	/* convert into a file descriptor */
+	if ((sockfd2 = _open_osfhandle(s2, O_RDWR|O_BINARY)) < 0) {
+		int err = errno;
+		closesocket(s2);
+		bb_error_msg("unable to make a socket file descriptor: %s",
+			strerror(err));
+		return -1;
+	}
+	return sockfd2;
+}
-- 
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