diff options
Diffstat (limited to 'lib/libc/memchr.c')
-rw-r--r-- | lib/libc/memchr.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/lib/libc/memchr.c b/lib/libc/memchr.c new file mode 100644 index 000000000..2eba47c95 --- /dev/null +++ b/lib/libc/memchr.c @@ -0,0 +1,20 @@ +/* + * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <stddef.h> + +void *memchr(const void *src, int c, size_t len) +{ + const char *s = src; + + while (len--) { + if (*s == c) + return (void *) s; + s++; + } + + return NULL; +} |