feat: add gmssl headers

include/gmssl/dylib.h

@@ -0,0 +1,54 @@
+/*
+ *  Copyright 2014-2022 The GmSSL Project. All Rights Reserved.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the License); you may
+ *  not use this file except in compliance with the License.
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ */
+
+
+#ifndef GMSSL_DYLIB_H
+#define GMSSL_DYLIB_H
+
+#include <string.h>
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+#ifdef WIN32
+
+#include <windows.h>
+
+typedef HMODULE dylib_handle_t;
+
+#define dylib_load_library(so_path)	LoadLibraryA(so_path)
+#define dylib_get_function(handle,name)	GetProcAddress(handle,name)
+#define dylib_close_library(handle)
+#define dylib_error_str()		""
+
+
+#else
+
+#include <dlfcn.h>
+
+typedef void *dylib_handle_t;
+
+#define dylib_load_library(so_path)	dlopen(so_path,RTLD_LAZY)
+#define dylib_get_function(handle,name)	dlsym(handle,name)
+#define dylib_close_library(handle)	dlclose(handle)
+#define dylib_error_str()		dlerror()
+
+
+#endif
+
+
+
+
+#ifdef __cplusplus
+}
+#endif
+#endif