kernel/lib/libc/string/memscan.c

// Copyright 2016 The Fuchsia Authors
// Copyright (c) 2008 Travis Geiselbrecht
//
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file or at
// https://opensource.org/licenses/MIT

#include <libc/string.h>
#include <libc/ctype.h>

void *memscan(void *addr, int c, size_t size)
{
    unsigned char *p = (unsigned char *)addr;

    while (size) {
        if (*p == c)
            return (void *)p;
        p++;
        size--;
    }
    return (void *)p;
}