[PATCH 6/6] uefi: uefidump: Add support for SignatureSupport variable

[IvanHu]

On 09/03/2012 11:52 PM, Colin King wrote:
> From: Colin Ian King <colin.king at canonical.com>
>
> SignatureSupport contains an array of GUIDs, so it is relatively
> easy to dump out, so add it to uefidump.
>
> Signed-off-by: Colin Ian King <colin.king at canonical.com>
> ---
>   src/uefi/uefidump/uefidump.c |   25 +++++++++++++++++++++++++
>   1 file changed, 25 insertions(+)
>
> diff --git a/src/uefi/uefidump/uefidump.c b/src/uefi/uefidump/uefidump.c
> index d7f4dd6..71c0cc5 100644
> --- a/src/uefi/uefidump/uefidump.c
> +++ b/src/uefi/uefidump/uefidump.c
> @@ -617,6 +617,30 @@ static void uefidump_info_acpi_global_variable(fwts_framework *fw, fwts_uefi_var
>   	}
>   }
>
> +/*
> + *  Dump Supported Signature GUIDs
> + */
> +static void uefidump_info_signature_support(fwts_framework *fw, fwts_uefi_var *var)
> +{
> +	if (var->datalen % 16) {
> +		/* Should be multiple of 16 bytes, of not, dump it out as a hex dump */
> +		uefidump_var_hexdump(fw, var);
> +	} else {
> +		/* Signatures are an array of GUIDs */
> +		uint8_t *data = var->data;
> +		char guid_str[37];
> +
> +		if (var->datalen)
> +			fwts_log_info_verbatum(fw, "  Signature GUIDs:");
> +
> +		while (data - var->data < var->datalen) {
> +			fwts_guid_buf_to_str(data, guid_str, sizeof(guid_str));
> +			fwts_log_info_verbatum(fw, "    %s", guid_str);
> +			data += 16;
> +		}
> +	}
> +}
> +
>   static uefidump_info uefidump_info_table[] = {
>   	{ "PlatformLangCodes",	uefidump_info_platform_langcodes },
>   	{ "PlatformLang",	uefidump_info_platform_lang },
> @@ -640,6 +664,7 @@ static uefidump_info uefidump_info_table[] = {
>   	{ "SetupMode",		uefidump_info_setup_mode },
>   	{ "MemoryOverwriteRequestControl",	uefidump_info_morc },
>   	{ "AcpiGlobalVariable",	uefidump_info_acpi_global_variable },
> +	{ "SignatureSupport",	uefidump_info_signature_support },
>   	{ NULL, NULL }
>   };
>
>


Acked-by: Ivan Hu <ivan.hu at canonical.com>