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Re: [Qemu-devel] [libfdt][PATCH v2] implement strnlen for systems that n
From: |
Richard Henderson |
Subject: |
Re: [Qemu-devel] [libfdt][PATCH v2] implement strnlen for systems that need it |
Date: |
Fri, 20 Oct 2017 16:44:58 -0700 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 |
On 10/20/2017 10:55 AM, John Arbuckle wrote:
> +static inline size_t strnlen(const char *string, size_t max_count)
> +{
> + size_t count;
> + for (count = 0; count < max_count; count++) {
> + if (string[count] == '\0') {
> + break;
> + }
> + }
> + return count;
Not to nitpick, but
const char *p = memchr(string, 0, max_count);
return p ? max_count : p - string;
r~
Re: [Qemu-devel] [libfdt][PATCH v2] implement strnlen for systems that need it, Peter Maydell, 2017/10/22