Mercurial > hg > ucx / file diff

--- a/src/cx/allocator.h	Fri May 23 14:00:24 2025 +0200
+++ b/src/cx/allocator.h	Sat May 24 00:04:11 2025 +0200
@@ -228,6 +228,14 @@
     cx_reallocatearray_((void**)(mem), nmemb, size)
 
 /**
+ * Allocates memory and sets every byte to zero.
+ *
+ * @param n (@c size_t) the number of bytes
+ * @return (@c void*) a pointer to the allocated memory
+ */
+#define cx_zalloc(n) calloc(1, n)
+
+/**
  * Free a block allocated by this allocator.
  *
  * @note Freeing a block of a different allocator is undefined.
@@ -429,13 +437,33 @@
         size_t size
 );
 
-
+/**
+ * Allocate @p n bytes of memory and sets every byte to zero.
+ *
+ * @param allocator the allocator
+ * @param n the number of bytes
+ * @return a pointer to the allocated memory
+ */
+cx_attr_nodiscard
+cx_attr_nonnull
+cx_attr_malloc
+cx_attr_dealloc_ucx
+cx_attr_allocsize(2)
+cx_attr_export
+void *cxZalloc(
+        const CxAllocator *allocator,
+        size_t n
+);
 
 /**
  * Convenience macro that invokes cxMalloc() with the cxDefaultAllocator.
  */
 #define cxMallocDefault(...) cxMalloc(cxDefaultAllocator, __VA_ARGS__)
 /**
+ * Convenience macro that invokes cxZalloc() with the cxDefaultAllocator.
+ */
+#define cxZallocDefault(...) cxZalloc(cxDefaultAllocator, __VA_ARGS__)
+/**
  * Convenience macro that invokes cxCalloc() with the cxDefaultAllocator.
  */
 #define cxCallocDefault(...) cxCalloc(cxDefaultAllocator, __VA_ARGS__)