Added the files and changes needed to create a dll out of libcrypto

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@5068 dc483132-0cff-0310-8789-dd5450dbe970

1 files changed, 53 insertions, 0 deletions

diff --git a/src/lib/crypto/win_glue.c b/src/lib/crypto/win_glue.c
new file mode 100644
index 000000000..0680f80c3
--- /dev/null
+++ b/src/lib/crypto/win_glue.c
@@ -0,0 +1,53 @@
+#define NEED_SOCKETS
+#include <k5-int.h>
+
+/* 
+ * WinSock support.
+ *
+ * Do the WinSock initialization call, keeping all the hair here.
+ *
+ * This routine is called by SOCKET_INITIALIZE in include/c-windows.h.
+ * The code is pretty much copied from winsock.txt from winsock-1.1,
+ * available from:
+ * ftp://sunsite.unc.edu/pub/micro/pc-stuff/ms-windows/winsock/winsock-1.1
+ */
+int
+win_socket_initialize()
+{
+    WORD wVersionRequested;
+    WSADATA wsaData;
+    int err;
+
+    wVersionRequested = 0x0101;		/* We need version 1.1 */
+
+    err = WSAStartup (wVersionRequested, &wsaData);
+    if (err != 0) 
+	return err;		/* Library couldn't initialize */
+
+    if (wVersionRequested != wsaData.wVersion) {
+	/* DLL couldn't support our version of the spec */
+	WSACleanup ();
+	return -104;		/* FIXME -- better error? */
+    }
+
+    return 0;
+}
+
+BOOL CALLBACK
+LibMain(hInst, wDataSeg, cbHeap, CmdLine)
+	HINSTANCE hInst;
+	WORD wDataSeg;
+	WORD cbHeap;
+	LPSTR CmdLine;
+{
+        win_socket_initialize ();
+	return 1;
+}
+
+
+int CALLBACK __export
+WEP(nParam)
+	int nParam;
+{
+	return 1;
+}