replace memset

2 files changed, 8 insertions, 0 deletions

diff --git a/qstd/memory.c b/qstd/memory.c
index 81795d6..b12ec75 100644
--- a/qstd/memory.c
+++ b/qstd/memory.c
@@ -11,6 +11,12 @@ int align_size(int s, int a) {
 	return (s + (a - 1)) & -a;
 }
 
+void zero(void* buf, int size) {
+	int i;
+	for (i = 0; i < size; i++)
+		((uint8_t*)buf)[i] = 0;
+}
+
 static uintptr_t align_address(
 	uintptr_t ad,
 	size_t al
diff --git a/qstd/memory.h b/qstd/memory.h
index 842cb49..c723131 100644
--- a/qstd/memory.h
+++ b/qstd/memory.h
@@ -4,6 +4,8 @@
 int aligned(const void* p, int a);
 int align_size(int s, int a);
 
+void zero(void* buf, int size);
+
 typedef struct Arena {
 	char* buf;
 	int size, ptr;