fix BWU compatibility

fluencelabs · Sep 3, 2021 · 5b93249 · 5b93249
1 parent b07df8a
commit 5b93249
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/sqlite3.wit b/sqlite3.wit
@@ -231,13 +231,15 @@
 (@interface func (type 19)
   arg.get 0
   string.size
+  i32.push 1
   call-core 0
   arg.get 0
   string.lower_memory
   arg.get 1
   i32.from_s32
   arg.get 2
   string.size
+  i32.push 1
   call-core 0
   arg.get 2
   string.lower_memory
@@ -307,6 +309,7 @@
   i32.from_u32
   arg.get 1
   string.size
+  i32.push 1
   call-core 0
   arg.get 1
   string.lower_memory
@@ -349,6 +352,7 @@
   i32.from_s32
   arg.get 2
   string.size
+  i32.push 1
   call-core 0
   arg.get 2
   string.lower_memory
@@ -366,6 +370,7 @@
   i32.from_u32
   arg.get 1
   string.size
+  i32.push 1
   call-core 0
   arg.get 1
   string.lower_memory

diff --git a/src/wrapper.c b/src/wrapper.c
@@ -8,7 +8,11 @@ int RESULT_SIZE;
 
 cvector_vector_type(void *) OBJECTS_TO_RELEASE;
 
-void* allocate(size_t size) {
+void* allocate(size_t size, size_t _type_tag) {
+  if (size == 0 || size + 1 == 0) {
+    return 0;
+  }
+
   // this +1 is needed to append then zero byte to strings passing to this module.
   return malloc(size + 1);
 }