Re: [edk2-devel] [RFC PATCH] RedfishPkg: RedfishDiscoverDxe: add [] brackets to URI for IPv6 addresses

["Chang, Abner via groups.io" <abner.chang=amd.com@groups.io>]

[AMD Official Use Only - General]

> -----Original Message-----
> From: Mike Maslenkin <mike.maslenkin@gmail.com>
> Sent: Thursday, December 7, 2023 9:24 PM
> To: devel@edk2.groups.io
> Cc: Chang, Abner <Abner.Chang@amd.com>; Nickle Wang
> <nicklew@nvidia.com>; Igor Kulchytskyy <igork@ami.com>
> Subject: [RFC PATCH] RedfishPkg: RedfishDiscoverDxe: add [] brackets to URI
> for IPv6 addresses
>
> Caution: This message originated from an External Source. Use proper caution
> when opening attachments, clicking links, or responding.
>
>
> URI is generated based on the RedfishLocation containing an ASCII string
> representing the IP address. So, in the case of IPv4 the canonical
> representation of an IPv4 address was inserted into the resulting Unicode
> string i.e: "http{,s}://X.X.X.X/".
>
> In the case of IPv6, to access resources, the IP address must be specified
> in brackets, i.e. the resulting string should look like:
>   "http{,s}://[X::X:X:X:X]/".
>
> Cc: Abner Chang <abner.chang@amd.com>
> Cc: Nickle Wang <nicklew@nvidia.com>
> Cc: Igor Kulchytskyy <igork@ami.com>
> Signed-off-by: Mike Maslenkin <mike.maslenkin@gmail.com>
> ---
>  .../RedfishDiscoverDxe/RedfishDiscoverDxe.c   | 20 ++++++++++++++++---
>  1 file changed, 17 insertions(+), 3 deletions(-)
>
> diff --git a/RedfishPkg/RedfishDiscoverDxe/RedfishDiscoverDxe.c
> b/RedfishPkg/RedfishDiscoverDxe/RedfishDiscoverDxe.c
> index 28ba2d3a9fca..49c96bd28b27 100644
> --- a/RedfishPkg/RedfishDiscoverDxe/RedfishDiscoverDxe.c
> +++ b/RedfishPkg/RedfishDiscoverDxe/RedfishDiscoverDxe.c
> @@ -863,9 +863,23 @@ AddAndSignalNewRedfishService (
>      }
>
>
>
>      if (RedfishLocation != NULL) {
>
> -      DiscoveredInstance->Information.Location = (CHAR16 *)AllocatePool
> (AsciiStrSize ((const CHAR8 *)RedfishLocation) * sizeof (CHAR16));
>
> -      AsciiStrToUnicodeStrS ((const CHAR8 *)RedfishLocation,
> DiscoveredInstance->Information.Location, AsciiStrSize ((const CHAR8
> *)RedfishLocation) * sizeof (CHAR16));
>
> -      DEBUG ((DEBUG_MANAGEABILITY, "Redfish service location: %s.\n",
> DiscoveredInstance->Information.Location));
>
> +      UINTN        AllocSize;
>
> +      CONST CHAR8  *IpAddress;
Please move the local variable declarations at the beginning of this function.
All others look good to me.
Thanks
Abner

>
> +
>
> +      IpAddress = (CONST CHAR8 *)RedfishLocation;
>
> +      AllocSize = AsciiStrSize (IpAddress) * sizeof (CHAR16);
>
> +
>
> +      if (CheckIsIpVersion6 (NetworkInterface)) {
>
> +        AllocSize += 2 * sizeof (CHAR16); // take into account '[' and ']'
>
> +
>
> +        DiscoveredInstance->Information.Location = (CHAR16 *)AllocatePool
> (AllocSize);
>
> +        UnicodeSPrintAsciiFormat (DiscoveredInstance->Information.Location,
> AllocSize, "[%a]", IpAddress);
>
> +      } else {
>
> +        DiscoveredInstance->Information.Location = (CHAR16 *)AllocatePool
> (AllocSize);
>
> +        AsciiStrToUnicodeStrS (IpAddress, DiscoveredInstance-
> >Information.Location, AllocSize);
>
> +      }
>
> +
>
> +      DEBUG ((DEBUG_MANAGEABILITY, "Redfish service location: %s\n",
> DiscoveredInstance->Information.Location));
>
>      }
>
>
>
>      if (Uuid != NULL) {
>
> --
> 2.32.0 (Apple Git-132)



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