upd: openssl to 1.1.0

[cassiopeia.git] / lib / openssl / crypto / dllmain.c

diff --git a/lib/openssl/crypto/dllmain.c b/lib/openssl/crypto/dllmain.c
new file mode 100644 (file)
index 0000000..91904aa
--- /dev/null
+++ b/lib/openssl/crypto/dllmain.c
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include "internal/cryptlib_int.h"
+
+#if defined(_WIN32) || defined(__CYGWIN__)
+# ifdef __CYGWIN__
+/* pick DLL_[PROCESS|THREAD]_[ATTACH|DETACH] definitions */
+#  include <windows.h>
+/*
+ * this has side-effect of _WIN32 getting defined, which otherwise is
+ * mutually exclusive with __CYGWIN__...
+ */
+# endif
+
+/*
+ * All we really need to do is remove the 'error' state when a thread
+ * detaches
+ */
+
+BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved);
+BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
+{
+    switch (fdwReason) {
+    case DLL_PROCESS_ATTACH:
+        OPENSSL_cpuid_setup();
+# if defined(_WIN32_WINNT)
+        {
+            IMAGE_DOS_HEADER *dos_header = (IMAGE_DOS_HEADER *) hinstDLL;
+            IMAGE_NT_HEADERS *nt_headers;
+
+            if (dos_header->e_magic == IMAGE_DOS_SIGNATURE) {
+                nt_headers = (IMAGE_NT_HEADERS *) ((char *)dos_header
+                                                   + dos_header->e_lfanew);
+                if (nt_headers->Signature == IMAGE_NT_SIGNATURE &&
+                    hinstDLL !=
+                    (HINSTANCE) (nt_headers->OptionalHeader.ImageBase))
+                    OPENSSL_NONPIC_relocated = 1;
+            }
+        }
+# endif
+        break;
+    case DLL_THREAD_ATTACH:
+        break;
+    case DLL_THREAD_DETACH:
+        OPENSSL_thread_stop();
+        break;
+    case DLL_PROCESS_DETACH:
+        break;
+    }
+    return (TRUE);
+}
+#endif
+