On Wed, Jul 24, 2024 at 09:21:13AM -0700, Stephen Hemminger wrote:
> The function inet_ntop is useful to make printable addresses for debugging.
> It is available on Linux and FreeBSD but not on Windows.

i know my reply is late. but the following wasn't usable?
https://learn.microsoft.com/en-us/windows/win32/api/ws2tcpip/nf-ws2tcpip-inet_ntop
it isn't wide (PSTR).

i know trying to use winsock headers is a mess though so if it is hard
duplicating seems fine. i would not be unhappy for more generalized apis
to be built up within dpdk to avoid the platform coupling.

ty

> 
> There are some alternatives:
>   - add yet another OS shim in lib/eal/windows/include.
>     Win32 has similar InetNtoP but it uses wide characters.
> 
>   - copy/paste code from FreeBSD into some new functions.
> 
> Hate duplicating code, but portability is a problem here.
> 
> diff --git a/lib/net/rte_ip.h b/lib/net/rte_ip.h
> index 0d103d4127..a9404b4b41 100644
> --- a/lib/net/rte_ip.h
> +++ b/lib/net/rte_ip.h
> @@ -839,6 +839,27 @@ rte_ipv6_get_next_ext(const uint8_t *p, int proto, 
> size_t *ext_len)
>         return next_proto;
>  }
>  
> +
> +#define RTE_IPV4_ADDR_FMT_SIZE 16
> +#define RTE_IPV6_ADDR_FMT_SIZE 46
> +
> +__rte_experimental
> +int
> +rte_ipv4_format_addr(char *buf, uint16_t size, const void *addr);
> +
> +__rte_experimental
> +void
> +rte_ipv4_unformat_addr(const char *str, void *addr);
> +
> +__rte_experimental
> +void
> +rte_ipv6_format_addr(char *buf, uint16_t size, const void *addr);
> +
> +__rte_experimental
> +void
> +rte_ipv4_unformat_addr(const char *str, void *addr);

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