hooklib: fill out my_CreateProcessA

hooklib/createprocess.h

@@ -1,14 +1,22 @@
-void createprocess_push_hook_w();
-void createprocess_push_hook_a();
+#include <windows.h>
+
+HRESULT createprocess_push_hook_w(const wchar_t *name, const wchar_t *head, const wchar_t *tail);
+HRESULT createprocess_push_hook_a(const char *name, const char *head, const char *tail);
 
 struct process_hook_sym_w {
     const wchar_t *name;
-    const wchar_t *dll_name;
+    size_t name_size;
+    const wchar_t *head;
+    size_t head_size;
     const wchar_t *tail;
+    size_t tail_size;
 };
 
 struct process_hook_sym_a {
     const char *name;
-    const char *dll_name;
+    size_t name_size;
+    const char *head;
+    size_t head_size;
     const char *tail;
+    size_t tail_size;
 };