Add the files

1 files changed, 103 insertions, 0 deletions

diff --git a/src/common/smbios.h b/src/common/smbios.h
new file mode 100644
index 0000000..24edbda
--- /dev/null
+++ b/src/common/smbios.h
@@ -0,0 +1,103 @@
+#pragma once
+
+#include "common/FFstrbuf.h"
+
+bool ffIsSmbiosValueSet(FFstrbuf* value);
+static inline void ffCleanUpSmbiosValue(FFstrbuf* value) {
+    if (!ffIsSmbiosValueSet(value)) {
+        ffStrbufClear(value);
+    }
+}
+
+// https://github.com/KunYi/DumpSMBIOS
+// https://www.dmtf.org/sites/default/files/standards/documents/DSP0134_3.9.0.pdf
+
+typedef enum FF_A_PACKED FFSmbiosType // : uint8_t
+{
+    FF_SMBIOS_TYPE_BIOS = 0,
+    FF_SMBIOS_TYPE_SYSTEM_INFO = 1,
+    FF_SMBIOS_TYPE_BASEBOARD_INFO = 2,
+    FF_SMBIOS_TYPE_SYSTEM_ENCLOSURE = 3,
+    FF_SMBIOS_TYPE_PROCESSOR_INFO = 4,
+    FF_SMBIOS_TYPE_MEMORY_CONTROLLER_INFO = 5, // obsolete
+    FF_SMBIOS_TYPE_MEMORY_MODULE_INFO = 6,     // obsolete
+    FF_SMBIOS_TYPE_CACHE_INFO = 7,
+    FF_SMBIOS_TYPE_PORT_CONNECTOR_INFO = 8,
+    FF_SMBIOS_TYPE_SYSTEM_SLOTS = 9,
+    FF_SMBIOS_TYPE_ON_BOARD_DEVICES_INFO = 10, // obsolete
+    FF_SMBIOS_TYPE_OEM_STRING = 11,
+    FF_SMBIOS_TYPE_SYSTEM_CONFIGURATION_OPTIONS = 12,
+    FF_SMBIOS_TYPE_BIOS_LANGUAGE_INFO = 13,
+    FF_SMBIOS_TYPE_GROUP_ASSOCIATIONS = 14,
+    FF_SMBIOS_TYPE_SYSTEM_EVENT_LOG = 15,
+    FF_SMBIOS_TYPE_PHYSICAL_MEMORY_ARRAY = 16,
+    FF_SMBIOS_TYPE_MEMORY_DEVICE = 17,
+    FF_SMBIOS_TYPE_32BIT_MEMORY_ERROR_INFO = 18,
+    FF_SMBIOS_TYPE_MEMORY_ARRAY_MAPPED_ADDRESS = 19,
+    FF_SMBIOS_TYPE_MEMORY_DEVICE_MAPPED_ADDRESS = 20,
+    FF_SMBIOS_TYPE_BUILTIN_POINTING_DEVICE = 21,
+    FF_SMBIOS_TYPE_PORTABLE_BATTERY = 22,
+    FF_SMBIOS_TYPE_SYSTEM_RESET = 23,
+    FF_SMBIOS_TYPE_HARDWARE_SECURITY = 24,
+    FF_SMBIOS_TYPE_SYSTEM_POWER_CONTROLS = 25,
+    FF_SMBIOS_TYPE_VOLTAGE_PROBE = 26,
+    FF_SMBIOS_TYPE_COOLING_DEVICE = 27,
+    FF_SMBIOS_TYPE_TEMPERATURE_PROBE = 28,
+    FF_SMBIOS_TYPE_ELECTRICAL_CURRENT_PROBE = 29,
+    FF_SMBIOS_TYPE_OUT_OF_BAND_REMOTE_ACCESS = 30,
+    FF_SMBIOS_TYPE_BOOT_INTEGRITY_SERVICES_ENTRY_POINT = 31, // reserved
+    FF_SMBIOS_TYPE_SYSTEM_BOOT_INFO = 32,
+    FF_SMBIOS_TYPE_64BIT_MEMORY_ERROR_INFO = 33,
+    FF_SMBIOS_TYPE_MANAGEMENT_DEVICE = 34,
+    FF_SMBIOS_TYPE_MANAGEMENT_DEVICE_COMPONENT = 35,
+    FF_SMBIOS_TYPE_MANAGEMENT_DEVICE_THRESHOLD_DATA = 36,
+    FF_SMBIOS_TYPE_MEMORY_CHANNEL = 37,
+    FF_SMBIOS_TYPE_IPMI_DEVICE_INFO = 38,
+    FF_SMBIOS_TYPE_SYSTEM_POWER_SUPPLY = 39,
+    FF_SMBIOS_TYPE_ADDITIONAL_INFO = 40,
+    FF_SMBIOS_TYPE_ONBOARD_DEVICE_EXTENDED_INFO = 41,
+    FF_SMBIOS_TYPE_MANAGEMENT_CONTROLLER_HOST_INTERFACE = 42,
+    FF_SMBIOS_TYPE_TPM_DEVICE = 43,
+    FF_SMBIOS_TYPE_PROCESSOR_ADDITIONAL_INFO = 44,
+    FF_SMBIOS_TYPE_FIRMWARE_INVENTORY_INFO = 45,
+    FF_SMBIOS_TYPE_STRING_PROPERTY = 46,
+    FF_SMBIOS_TYPE_INACTIVE = 126,
+    FF_SMBIOS_TYPE_END_OF_TABLE = 127,
+    FF_SMBIOS_TYPE__MAX,
+    // system- and OEM-specific information 128~256
+} FFSmbiosType;
+static_assert(sizeof(FFSmbiosType) == 1, "FFSmbiosType should be 1 byte");
+
+typedef struct FFSmbiosHeader {
+    // Type of SMBIOS structure. Do NOT test `Type == FF_SMBIOS_END_OF_TABLE` to determine the end of the table,
+    // as malformed tables may be missing the end-of-table marker.
+    // **Use FFSmbiosHeaderTable[FF_SMBIOS_TYPE_END_OF_TABLE] pointer instead.**
+    FFSmbiosType Type;
+    // Length of formatted section, excluding unformatted string section
+    // Must be at least 4 (sizeof(FFSmbiosHeader)) to be valid
+    uint8_t Length;
+    // Unique handle, used to reference this structure from other structures.
+    // Not guaranteed to be consistent across reboots or even multiple reads of the same table.
+    // Must be less than 0xFF00
+    uint16_t Handle;
+} FF_A_PACKED FFSmbiosHeader;
+static_assert(sizeof(FFSmbiosHeader) == 4, "FFSmbiosHeader should be 4 bytes");
+
+static inline const char* ffSmbiosLocateString(const char* start, uint8_t index /* start from 1 */) {
+    if (index == 0 || *start == '\0') {
+        return NULL;
+    }
+    while (--index) {
+        start += strlen(start) + 1;
+    }
+    return start;
+}
+
+typedef const FFSmbiosHeader* FFSmbiosHeaderTable[FF_SMBIOS_TYPE__MAX];
+
+const FFSmbiosHeader* ffSmbiosNextEntry(const FFSmbiosHeader* header);
+const FFSmbiosHeaderTable* ffGetSmbiosHeaderTable(void);
+
+#ifdef __linux__
+bool ffGetSmbiosValue(const char* devicesPath, const char* classPath, FFstrbuf* buffer);
+#endif