1 files changed, 81 insertions, 0 deletions
diff --git a/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/iwasm/common/wasm_native.h b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/iwasm/common/wasm_native.h
new file mode 100644
index 000000000..4f6645d25
--- /dev/null
+++ b/fluent-bit/lib/wasm-micro-runtime-WAMR-1.2.2/core/iwasm/common/wasm_native.h
@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2019 Intel Corporation.  All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+ */
+
+#ifndef _WASM_NATIVE_H
+#define _WASM_NATIVE_H
+
+#include "bh_common.h"
+#include "../include/wasm_export.h"
+#include "../interpreter/wasm.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct NativeSymbolsNode {
+    struct NativeSymbolsNode *next;
+    const char *module_name;
+    NativeSymbol *native_symbols;
+    uint32 n_native_symbols;
+    bool call_conv_raw;
+} NativeSymbolsNode, *NativeSymbolsList;
+
+/**
+ * Lookup global variable of a given import global
+ * from libc builtin globals
+ *
+ * @param module_name the module name of the import global
+ * @param global_name the global name of the import global
+ * @param global return the global data
+ *
+ * @param true if success, false otherwise
+ */
+bool
+wasm_native_lookup_libc_builtin_global(const char *module_name,
+                                       const char *global_name,
+                                       WASMGlobalImport *global);
+
+/**
+ * Resolve native symbol in all libraries, including libc-builtin, libc-wasi,
+ * base lib and extension lib, and user registered natives
+ * function, which can be auto checked by vm before calling native function
+ *
+ * @param module_name the module name of the import function
+ * @param func_name the function name of the import function
+ * @param func_type the function prototype of the import function
+ * @param p_signature output the signature if resolve success
+ *
+ * @return the native function pointer if success, NULL otherwise
+ */
+void *
+wasm_native_resolve_symbol(const char *module_name, const char *field_name,
+                           const WASMType *func_type, const char **p_signature,
+                           void **p_attachment, bool *p_call_conv_raw);
+
+bool
+wasm_native_register_natives(const char *module_name,
+                             NativeSymbol *native_symbols,
+                             uint32 n_native_symbols);
+
+bool
+wasm_native_register_natives_raw(const char *module_name,
+                                 NativeSymbol *native_symbols,
+                                 uint32 n_native_symbols);
+
+bool
+wasm_native_unregister_natives(const char *module_name,
+                               NativeSymbol *native_symbols);
+
+bool
+wasm_native_init();
+
+void
+wasm_native_destroy();
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* end of _WASM_NATIVE_H */