From 74dbafc6995a1a4700fcd713ffcdf850b05181fb Mon Sep 17 00:00:00 2001
From: Benbuck Nason <bnason@netflix.com>
Date: Tue, 25 Jun 2024 20:07:16 -0700
Subject: [PATCH] Export API wasm_runtime_enlarge_memory (#3569)

Export API wasm_runtime_enlarge_memory to support memory growth.
---
 core/iwasm/common/wasm_memory.c  | 20 ++++++++++++++++++++
 core/iwasm/include/wasm_export.h |  4 ++++
 2 files changed, 24 insertions(+)

diff --git a/core/iwasm/common/wasm_memory.c b/core/iwasm/common/wasm_memory.c
index d86ea4a8..cde2de4d 100644
--- a/core/iwasm/common/wasm_memory.c
+++ b/core/iwasm/common/wasm_memory.c
@@ -919,6 +919,26 @@ return_func:
     return ret;
 }
 
+bool
+wasm_runtime_enlarge_memory(WASMModuleInstanceCommon *module_inst,
+                            uint32_t inc_page_count)
+{
+#if WASM_ENABLE_AOT != 0
+    if (module_inst->module_type == Wasm_Module_AoT) {
+        return aot_enlarge_memory((AOTModuleInstance *)module_inst,
+                                  inc_page_count);
+    }
+#endif
+#if WASM_ENABLE_INTERP != 0
+    if (module_inst->module_type == Wasm_Module_Bytecode) {
+        return wasm_enlarge_memory((WASMModuleInstance *)module_inst,
+                                   inc_page_count);
+    }
+#endif
+
+    return false;
+}
+
 void
 wasm_runtime_set_enlarge_mem_error_callback(
     const enlarge_memory_error_callback_t callback, void *user_data)
diff --git a/core/iwasm/include/wasm_export.h b/core/iwasm/include/wasm_export.h
index 051408a1..0d5f9572 100644
--- a/core/iwasm/include/wasm_export.h
+++ b/core/iwasm/include/wasm_export.h
@@ -1842,6 +1842,10 @@ WASM_RUNTIME_API_EXTERN bool
 wasm_runtime_is_import_global_linked(const char *module_name,
                                      const char *global_name);
 
+WASM_RUNTIME_API_EXTERN bool
+wasm_runtime_enlarge_memory(wasm_module_inst_t module_inst,
+                            uint32_t inc_page_count);
+
 typedef enum {
     INTERNAL_ERROR,
     MAX_SIZE_REACHED,