mirror of
https://github.com/fastfetch-cli/fastfetch.git
synced 2026-09-13 02:42:09 +02:00
李通洲
84 lines
2.8 KiB
C
84 lines
2.8 KiB
C
#include "bios.h"
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#include "util/smbiosHelper.h"
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#include <ntstatus.h>
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#include <winternl.h>
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typedef struct _SYSTEM_BOOT_ENVIRONMENT_INFORMATION
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{
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GUID BootIdentifier;
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FIRMWARE_TYPE FirmwareType;
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union
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{
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ULONGLONG BootFlags;
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struct
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{
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ULONGLONG DbgMenuOsSelection : 1; // REDSTONE4
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ULONGLONG DbgHiberBoot : 1;
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ULONGLONG DbgSoftBoot : 1;
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ULONGLONG DbgMeasuredLaunch : 1;
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ULONGLONG DbgMeasuredLaunchCapable : 1; // 19H1
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ULONGLONG DbgSystemHiveReplace : 1;
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ULONGLONG DbgMeasuredLaunchSmmProtections : 1;
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ULONGLONG DbgMeasuredLaunchSmmLevel : 7; // 20H1
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};
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};
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} SYSTEM_BOOT_ENVIRONMENT_INFORMATION;
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typedef struct FFSmbiosBios
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{
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FFSmbiosHeader Header;
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uint8_t Vendor; // string
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uint8_t BiosVersion; // string
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uint16_t BiosStartingAddressSegment; // varies
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uint8_t BiosReleaseDate; // string
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uint8_t BiosRomSize; // string
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uint32_t BiosCharacteristics; // bit field
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// 2.4+
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uint8_t BiosCharacteristicsExtensionBytes[2]; // bit field
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uint8_t SystemBiosMajorRelease; // varies
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uint8_t SystemBiosMinorRelease; // varies
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uint8_t EmbeddedControllerFirmwareMajorRelease; // varies
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uint8_t EmbeddedControllerFirmwareMinorRelease; // varies
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// 3.1+
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uint16_t ExtendedBiosRomSize; // bit field
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} FFSmbiosBios;
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const char* ffDetectBios(FFBiosResult* bios)
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{
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const FFSmbiosBios* data = (const FFSmbiosBios*) (*ffGetSmbiosHeaderTable())[FF_SMBIOS_TYPE_BIOS];
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if (!data)
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return "BIOS section is not found in SMBIOS data";
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const char* strings = (const char*) data + data->Header.Length;
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ffStrbufSetStatic(&bios->version, ffSmbiosLocateString(strings, data->BiosVersion));
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ffCleanUpSmbiosValue(&bios->version);
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ffStrbufSetStatic(&bios->vendor, ffSmbiosLocateString(strings, data->Vendor));
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ffCleanUpSmbiosValue(&bios->vendor);
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ffStrbufSetStatic(&bios->date, ffSmbiosLocateString(strings, data->BiosReleaseDate));
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ffCleanUpSmbiosValue(&bios->date);
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if (data->Header.Length > offsetof(FFSmbiosBios, SystemBiosMajorRelease))
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ffStrbufSetF(&bios->release, "%u.%u", data->SystemBiosMajorRelease, data->SystemBiosMinorRelease);
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// Same as GetFirmwareType, but support (?) Windows 7
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// https://ntdoc.m417z.com/system_information_class
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SYSTEM_BOOT_ENVIRONMENT_INFORMATION sbei;
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if (NT_SUCCESS(NtQuerySystemInformation(90 /*SystemBootEnvironmentInformation*/, &sbei, sizeof(sbei), NULL)))
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{
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switch (sbei.FirmwareType)
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{
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case FirmwareTypeBios: ffStrbufSetStatic(&bios->type, "BIOS"); break;
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case FirmwareTypeUefi: ffStrbufSetStatic(&bios->type, "UEFI"); break;
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default: break;
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}
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}
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return NULL;
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}
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