Use posix_win.c functions on WIN32

- read() returns bytes count as 1 for crlf unless binary mode isn't
  specified with open(). Reported by @ulfworsoe in libressl-portable#542
- err could be WSANOTINITIALISED when WSAStartup() is not called

1 files changed, 6 insertions, 3 deletions

diff --git a/crypto/compat/posix_win.c b/crypto/compat/posix_win.c
index b73f023..4b4b5f5 100644
--- a/crypto/compat/posix_win.c
+++ b/crypto/compat/posix_win.c
@@ -162,7 +162,8 @@ posix_close(int fd)
 {
         if (closesocket(fd) == SOCKET_ERROR) {
                 int err = WSAGetLastError();
-                return (err == WSAENOTSOCK || err == WSAEBADF) ?
+                return (err == WSAENOTSOCK || err == WSAEBADF ||
+                    err == WSANOTINITIALISED) ?
                         close(fd) : wsa_errno(err);
         }
         return 0;
@@ -174,7 +175,8 @@ posix_read(int fd, void *buf, size_t count)
         ssize_t rc = recv(fd, buf, count, 0);
         if (rc == SOCKET_ERROR) {
                 int err = WSAGetLastError();
-                return (err == WSAENOTSOCK || err == WSAEBADF) ?
+                return (err == WSAENOTSOCK || err == WSAEBADF ||
+                    err == WSANOTINITIALISED) ?
                         read(fd, buf, count) : wsa_errno(err);
         }
         return rc;
@@ -186,7 +188,8 @@ posix_write(int fd, const void *buf, size_t count)
         ssize_t rc = send(fd, buf, count, 0);
         if (rc == SOCKET_ERROR) {
                 int err = WSAGetLastError();
-                return (err == WSAENOTSOCK || err == WSAEBADF) ?
+                return (err == WSAENOTSOCK || err == WSAEBADF ||
+                    err == WSANOTINITIALISED) ?
                         write(fd, buf, count) : wsa_errno(err);
         }
         return rc;