From 4d87256ca77c1b79128a6720df271c6ab827200c Mon Sep 17 00:00:00 2001
From: Andreas Schneider <asn@cryptomilk.org>
Date: Mon, 13 Aug 2018 09:30:51 +0200
Subject: [PATCH] init: Add a library constructor and destructor for VC

If we compile with Visual Studio, we need a DllMain() for running init
and finialize which is the same as a constructor and destructor.

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
---
 src/init.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/src/init.c b/src/init.c
index 49999cce..ea3e6432 100644
--- a/src/init.c
+++ b/src/init.c
@@ -222,4 +222,27 @@ int ssh_finalize(void) {
     return _ssh_finalize(0);
 }
 
+#ifdef _WIN32
+
+#ifdef _MSC_VER
+/* Library constructor and destructor */
+BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
+{
+    int rc;
+
+    if (fdwReason == DLL_PROCESS_ATTACH) {
+        rc = ssh_init();
+    } else if (fdwReason == DLL_PROCESS_DETACH) {
+        rc = ssh_finalize();
+    }
+
+    if (rc != 0) {
+        return FALSE;
+    }
+    return TRUE;
+}
+#endif /* _MSC_VER */
+
+#endif /* _WIN32 */
+
 /** @} */