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-rw-r--r--payloads/libpayload/include/stdlib.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/payloads/libpayload/include/stdlib.h b/payloads/libpayload/include/stdlib.h
index 7113b6f7d3..91d854ec67 100644
--- a/payloads/libpayload/include/stdlib.h
+++ b/payloads/libpayload/include/stdlib.h
@@ -35,6 +35,11 @@
#include <stddef.h>
#include <string.h>
+#define ALIGN(x,a) __ALIGN_MASK(x,(typeof(x))(a)-1UL)
+#define __ALIGN_MASK(x,mask) (((x)+(mask))&~(mask))
+#define ALIGN_UP(x,a) ALIGN((x),(a))
+#define ALIGN_DOWN(x,a) ((x) & ~((typeof(x))(a)-1UL))
+
/**
* @defgroup malloc Memory allocation functions
* @{