#ifndef SOCKET_UTIL_H
#define SOCKET_UTIL_H 1
+#include <errno.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/time.h>
char *ss_format_address(const struct sockaddr_storage *,
char *buf, size_t bufsize);
size_t ss_length(const struct sockaddr_storage *);
+const char *sock_strerror(int error);
+
+#ifdef _WIN32
+/* Windows defines the 'optval' argument as char * instead of void *. */
+#define setsockopt(sock, level, optname, optval, optlen) \
+ rpl_setsockopt(sock, level, optname, optval, optlen)
+static inline int rpl_setsockopt(int sock, int level, int optname,
+ const void *optval, socklen_t optlen)
+{
+ return (setsockopt)(sock, level, optname, optval, optlen);
+}
+
+#define getsockopt(sock, level, optname, optval, optlen) \
+ rpl_getsockopt(sock, level, optname, optval, optlen)
+static inline int rpl_getsockopt(int sock, int level, int optname,
+ void *optval, socklen_t *optlen)
+{
+ return (getsockopt)(sock, level, optname, optval, optlen);
+}
+#endif
+
+/* In Windows platform, errno is not set for socket calls.
+ * The last error has to be gotten from WSAGetLastError(). */
+static inline int sock_errno(void)
+{
+#ifdef _WIN32
+ return WSAGetLastError();
+#else
+ return errno;
+#endif
+}
+
+#ifndef _WIN32
+#define closesocket close
+#endif
#endif /* socket-util.h */