refactor: remove duplicated code

Author: eloparco

core/iwasm/libraries/libc-wasi/libc_wasi_wrapper.c

@@ -6,36 +6,12 @@
 #include "libc_wasi_wrapper.h"
 #include "bh_platform.h"
 #include "wasm_export.h"
+#include "wasm_runtime_common.h"
 
 #if WASM_ENABLE_THREAD_MGR != 0
 #include "../../../thread-mgr/thread_manager.h"
-typedef struct WASIContext *wasi_ctx_t;
-#else
-typedef struct WASIContext {
-    struct fd_table *curfds;
-    struct fd_prestats *prestats;
-    struct argv_environ_values *argv_environ;
-    struct addr_pool *addr_pool;
-    char *ns_lookup_buf;
-    char **ns_lookup_list;
-    char *argv_buf;
-    char **argv_list;
-    char *env_buf;
-    char **env_list;
-    uint32_t exit_code;
-} * wasi_ctx_t;
 #endif
 
-typedef struct wasi_prestat_app {
-    wasi_preopentype_t pr_type;
-    uint32 pr_name_len;
-} wasi_prestat_app_t;
-
-typedef struct iovec_app {
-    uint32 buf_offset;
-    uint32 buf_len;
-} iovec_app_t;
-
 void
 wasm_runtime_set_exception(wasm_module_inst_t module, const char *exception);
 
@@ -65,6 +41,18 @@ wasm_runtime_set_exception(wasm_module_inst_t module, const char *exception);
     wasm_runtime_module_free(module_inst, offset)
 /* clang-format on */
 
+typedef struct wasi_prestat_app {
+    wasi_preopentype_t pr_type;
+    uint32 pr_name_len;
+} wasi_prestat_app_t;
+
+typedef struct iovec_app {
+    uint32 buf_offset;
+    uint32 buf_len;
+} iovec_app_t;
+
+typedef struct WASIContext *wasi_ctx_t;
+
 wasi_ctx_t
 wasm_runtime_get_wasi_ctx(wasm_module_inst_t module_inst);