[PATCH 2/3][RESEND 2] uefi: uefidump: Add support for OsIndicationsSupported

[Ivan Hu]

From: IvanHu <ivan.hu at canonical.com>

The OsIndicationsSupported variable indicates which of the OS indication features and actions that the firmware supports.

Signed-off-by: Ivan Hu <ivan.hu at canonical.com>
---
 src/lib/include/fwts_uefi.h  |    6 ++++++
 src/uefi/uefidump/uefidump.c |   44 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 50 insertions(+)

diff --git a/src/lib/include/fwts_uefi.h b/src/lib/include/fwts_uefi.h
index c0a6ce5..ecac84d 100644
--- a/src/lib/include/fwts_uefi.h
+++ b/src/lib/include/fwts_uefi.h
@@ -88,6 +88,12 @@ enum {
 
 #define FWTS_UEFI_UNSPECIFIED_TIMEZONE 0x07FF
 
+#define EFI_OS_INDICATIONS_BOOT_TO_FW_UI			0x0000000000000001
+#define EFI_OS_INDICATIONS_TIMESTAMP_REVOCATION 		0x0000000000000002
+#define EFI_OS_INDICATIONS_FILE_CAPSULE_DELIVERY_SUPPORTED	0x0000000000000004
+#define EFI_OS_INDICATIONS_FMP_CAPSULE_SUPPORTED 		0x0000000000000008
+#define EFI_OS_INDICATIONS_CAPSULE_RESULT_VAR_SUPPORTED		0x0000000000000010
+
 #if 0
 typedef struct {
 	char *description;
diff --git a/src/uefi/uefidump/uefidump.c b/src/uefi/uefidump/uefidump.c
index dc576c7..3cc99a7 100644
--- a/src/uefi/uefidump/uefidump.c
+++ b/src/uefi/uefidump/uefidump.c
@@ -680,6 +680,49 @@ static void uefidump_info_hwerrrec_support(fwts_framework *fw, fwts_uefi_var *va
 	}
 }
 
+static void uefidump_info_osindications_supported(fwts_framework *fw, fwts_uefi_var *var)
+{
+	if (var->datalen != 8) {
+		/* Should be 8 bytes, of not, dump it out as a hex dump */
+		uefidump_var_hexdump(fw, var);
+	} else {
+		uint64_t value;
+		char str[300];
+
+		memcpy(&value, var->data, sizeof(uint64_t));
+		*str = 0;
+
+		if (value & EFI_OS_INDICATIONS_BOOT_TO_FW_UI)
+			strcat(str, "EFI_OS_INDICATIONS_BOOT_TO_FW_UI");
+
+		if (value & EFI_OS_INDICATIONS_TIMESTAMP_REVOCATION) {
+			if (*str)
+				strcat(str, ",");
+			strcat(str, "EFI_OS_INDICATIONS_TIMESTAMP_REVOCATION");
+		}
+
+		if (value & EFI_OS_INDICATIONS_FILE_CAPSULE_DELIVERY_SUPPORTED) {
+			if (*str)
+				strcat(str, ",");
+			strcat(str, "EFI_OS_INDICATIONS_FILE_CAPSULE_DELIVERY_SUPPORTED");
+		}
+
+		if (value & EFI_OS_INDICATIONS_FMP_CAPSULE_SUPPORTED) {
+			if (*str)
+				strcat(str, ",");
+			strcat(str, "EFI_OS_INDICATIONS_FMP_CAPSULE_SUPPORTED");
+		}
+
+		if (value & EFI_OS_INDICATIONS_CAPSULE_RESULT_VAR_SUPPORTED) {
+			if (*str)
+				strcat(str, ",");
+			strcat(str, "EFI_OS_INDICATIONS_CAPSULE_RESULT_VAR_SUPPORTED");
+		}
+
+		fwts_log_info_verbatum(fw, "  Value: 0x%16.16" PRIx64 " (%s).", value, str);
+	}
+}
+
 static uefidump_info uefidump_info_table[] = {
 	{ "PlatformLangCodes",	uefidump_info_platform_langcodes },
 	{ "PlatformLang",	uefidump_info_platform_lang },
@@ -705,6 +748,7 @@ static uefidump_info uefidump_info_table[] = {
 	{ "AcpiGlobalVariable",	uefidump_info_acpi_global_variable },
 	{ "SignatureSupport",	uefidump_info_signature_support },
 	{ "HwErrRecSupport",	uefidump_info_hwerrrec_support },
+	{ "OsIndicationsSupported",	uefidump_info_osindications_supported },
 	{ NULL, NULL }
 };
 
-- 
1.7.9.5