diff --git a/src/msvc_crt/msvc_crt.c b/src/msvc_crt/msvc_crt.c
index c251a7b7..aa2c54bc 100644
--- a/src/msvc_crt/msvc_crt.c
+++ b/src/msvc_crt/msvc_crt.c
@@ -1,6 +1,22 @@
 // Copyright (c) Epic Games Tools
 // Licensed under the MIT license (https://opensource.org/license/mit/)
 
+internal String8
+msvcrt_ctr_entry_from_user_entry(String8 user_entry)
+{
+  String8 crt_entry = {0};
+  if (str8_match_lit("wmain", user_entry, 0)) {
+    crt_entry = str8_lit("wmainCRTStartup");
+  } else if (str8_match_lit("main", user_entry, 0)) {
+    crt_entry = str8_lit("mainCRTStartup");
+  } else if (str8_match_lit("WinMain", user_entry, 0)) {
+    crt_entry = str8_lit("WinMainCRTStartup");
+  } else if (str8_match_lit("wWinMain", user_entry, 0)) {
+    crt_entry = str8_lit("wWinMainCRTStartup");
+  }
+  return crt_entry;
+}
+
 internal String8
 mscrt_delay_load_helper_name_from_machine(COFF_MachineType machine)
 {
diff --git a/src/msvc_crt/msvc_crt.h b/src/msvc_crt/msvc_crt.h
index 11000af2..4ad6354c 100644
--- a/src/msvc_crt/msvc_crt.h
+++ b/src/msvc_crt/msvc_crt.h
@@ -343,6 +343,10 @@ typedef struct MSCRT_ParsedFuncInfoV4
   MSCRT_IP2State32V4       ip2state_map;
 } MSCRT_ParsedFuncInfoV4;
 
+//- Entry Point
+
+internal String8 msvcrt_ctr_entry_from_user_entry(String8 user_entry_point);
+
 //- Delay Load Helper
 
 internal String8 mscrt_delay_load_helper_name_from_machine(COFF_MachineType machine);