kernel: lib: Add memset64()

Signed-off-by: sigsegv7 <ian@vegaa.systems>

2 files changed, 11 insertions, 0 deletions

diff --git a/sys/include/lib/string.h b/sys/include/lib/string.h
index 8668b01..52403be 100644
--- a/sys/include/lib/string.h
+++ b/sys/include/lib/string.h
@@ -38,6 +38,7 @@ void *memmove(void *s1, const void *s2, size_t n);
 void *memcpy(void *dest, const void *src, size_t n);
 void *memcpy32(void *dest, const void *src, size_t n);
 void *memset(void *s, int c, size_t n);
+void *memset64(void *s, int c, size_t n);
 int memcmp(const void *s1, const void *s2, size_t n);
 
 #endif  /* !_LIB_STRING_H_ */
diff --git a/sys/lib/string/memset.c b/sys/lib/string/memset.c
index f8f3c9c..df0672c 100644
--- a/sys/lib/string/memset.c
+++ b/sys/lib/string/memset.c
@@ -38,3 +38,13 @@ memset(void *s, int c, size_t n)
 
     return s;
 }
+
+void *
+memset64(void *s, int c, size_t n)
+{
+    for (size_t i = 0; i < n; ++i) {
+        ((uint32_t *)s)[i] = c;
+    }
+
+    return s;
+}