Re: [edk2-devel] [PATCH v3 16/16] 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]

Reviewed-by: Abner Chang <abner.chang@amd.com>

> -----Original Message-----
> From: Mike Maslenkin <mike.maslenkin@gmail.com>
> Sent: Monday, December 25, 2023 6:59 AM
> To: devel@edk2.groups.io
> Cc: Chang, Abner <Abner.Chang@amd.com>; nicklew@nvidia.com;
> igork@ami.com; Mike Maslenkin <mike.maslenkin@gmail.com>
> Subject: [PATCH v3 16/16] 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     | 17 +++++++++++++++--
>  1 file changed, 15 insertions(+), 2 deletions(-)
>
> diff --git a/RedfishPkg/RedfishDiscoverDxe/RedfishDiscoverDxe.c
> b/RedfishPkg/RedfishDiscoverDxe/RedfishDiscoverDxe.c
> index 1022ab090df8..238039b57717 100644
> --- a/RedfishPkg/RedfishDiscoverDxe/RedfishDiscoverDxe.c
> +++ b/RedfishPkg/RedfishDiscoverDxe/RedfishDiscoverDxe.c
> @@ -759,6 +759,7 @@ FreeInformationData (
>    The function initializes particular strings into the structure instance.
>
>
>
>    @param[in]  Information           EFI_REDFISH_DISCOVERED_INFORMATION
>
> +  @param[in]  IsIpv6                Flag indicating IP version 6 protocol is used
>
>    @param[in]  RedfishVersion        Redfish version.
>
>    @param[in]  RedfishLocation       Redfish location.
>
>    @param[in]  Uuid                  Service UUID string.
>
> @@ -772,6 +773,7 @@ STATIC
>  VOID
>
>  InitInformationData (
>
>    IN EFI_REDFISH_DISCOVERED_INFORMATION  *Information,
>
> +  IN BOOLEAN                             IsIpv6,
>
>    IN UINTN                               *RedfishVersion OPTIONAL,
>
>    IN CONST CHAR8                         *RedfishLocation OPTIONAL,
>
>    IN CONST CHAR8                         *Uuid OPTIONAL,
>
> @@ -789,10 +791,20 @@ InitInformationData (
>    }
>
>
>
>    if (RedfishLocation != NULL) {
>
> -    AllocationSize        = AsciiStrSize (RedfishLocation) * sizeof (CHAR16);
>
> +    AllocationSize = AsciiStrSize (RedfishLocation) * sizeof (CHAR16);
>
> +
>
> +    if (IsIpv6) {
>
> +      AllocationSize += 2 * sizeof (CHAR16); // take into account '[' and ']'
>
> +    }
>
> +
>
>      Information->Location = AllocatePool (AllocationSize);
>
>      if (Information->Location != NULL) {
>
> -      AsciiStrToUnicodeStrS (RedfishLocation, Information->Location,
> AllocationSize);
>
> +      if (IsIpv6) {
>
> +        UnicodeSPrintAsciiFormat (Information->Location, AllocationSize,
> "[%a]", RedfishLocation);
>
> +      } else {
>
> +        AsciiStrToUnicodeStrS (RedfishLocation, Information->Location,
> AllocationSize);
>
> +      }
>
> +
>
>        DEBUG ((DEBUG_MANAGEABILITY, "Redfish service location: %s.\n",
> Information->Location));
>
>      } else {
>
>        DEBUG ((
>
> @@ -1038,6 +1050,7 @@ AddAndSignalNewRedfishService (
>
>
>      InitInformationData (
>
>        &DiscoveredInstance->Information,
>
> +      CheckIsIpVersion6 (NetworkInterface),
>
>        RedfishVersion,
>
>        RedfishLocation,
>
>        Uuid,
>
> --
> 2.32.0 (Apple Git-132)



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