1 files changed, 74 insertions, 0 deletions
diff --git a/src/detection/host/host_windows.c b/src/detection/host/host_windows.c
new file mode 100644
index 0000000..9f25829
--- /dev/null
+++ b/src/detection/host/host_windows.c
@@ -0,0 +1,74 @@
+#include "host.h"
+#include "common/smbios.h"
+
+typedef struct FFSmbiosSystemInfo {
+    FFSmbiosHeader Header;
+
+    uint8_t Manufacturer; // string
+    uint8_t ProductName;  // string
+    uint8_t Version;      // string
+    uint8_t SerialNumber; // string
+
+    // 2.1+
+    struct {
+        uint32_t TimeLow;
+        uint16_t TimeMid;
+        uint16_t TimeHighAndVersion;
+        uint8_t ClockSeqHiAndReserved;
+        uint8_t ClockSeqLow;
+        uint8_t Node[6];
+    } FF_A_PACKED UUID; // varies
+    uint8_t WakeUpType; // enum
+
+    // 2.4+
+    uint8_t SKUNumber; // string
+    uint8_t Family;    // string
+} FF_A_PACKED FFSmbiosSystemInfo;
+
+static_assert(offsetof(FFSmbiosSystemInfo, Family) == 0x1A,
+    "FFSmbiosSystemInfo: Wrong struct alignment");
+
+const char* ffDetectHost(FFHostResult* host) {
+    const FFSmbiosHeaderTable* smbiosTable = ffGetSmbiosHeaderTable();
+    if (!smbiosTable) {
+        return "Failed to get SMBIOS data";
+    }
+
+    const FFSmbiosSystemInfo* data = (const FFSmbiosSystemInfo*) (*smbiosTable)[FF_SMBIOS_TYPE_SYSTEM_INFO];
+    if (!data) {
+        return "System information is not found in SMBIOS data";
+    }
+
+    const char* strings = (const char*) data + data->Header.Length;
+
+    ffStrbufSetStatic(&host->vendor, ffSmbiosLocateString(strings, data->Manufacturer));
+    ffCleanUpSmbiosValue(&host->vendor);
+    ffStrbufSetStatic(&host->name, ffSmbiosLocateString(strings, data->ProductName));
+    ffCleanUpSmbiosValue(&host->name);
+    ffStrbufSetStatic(&host->version, ffSmbiosLocateString(strings, data->Version));
+    ffCleanUpSmbiosValue(&host->version);
+    ffStrbufSetStatic(&host->serial, ffSmbiosLocateString(strings, data->SerialNumber));
+    ffCleanUpSmbiosValue(&host->serial);
+
+    static_assert(offsetof(FFSmbiosSystemInfo, UUID) == 0x08, "FFSmbiosSystemInfo.UUID offset is wrong");
+    if (data->Header.Length > offsetof(FFSmbiosSystemInfo, UUID)) {
+        ffStrbufSetF(&host->uuid, "%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X", data->UUID.TimeLow, data->UUID.TimeMid, data->UUID.TimeHighAndVersion, data->UUID.ClockSeqHiAndReserved, data->UUID.ClockSeqLow, data->UUID.Node[0], data->UUID.Node[1], data->UUID.Node[2], data->UUID.Node[3], data->UUID.Node[4], data->UUID.Node[5]);
+    }
+
+    static_assert(offsetof(FFSmbiosSystemInfo, SKUNumber) == 0x19, "FFSmbiosSystemInfo.SKUNumber offset is wrong");
+    if (data->Header.Length > offsetof(FFSmbiosSystemInfo, SKUNumber)) {
+        ffStrbufSetStatic(&host->sku, ffSmbiosLocateString(strings, data->SKUNumber));
+        ffCleanUpSmbiosValue(&host->sku);
+    }
+
+    if (data->Header.Length > offsetof(FFSmbiosSystemInfo, Family)) {
+        ffStrbufSetStatic(&host->family, ffSmbiosLocateString(strings, data->Family));
+        ffCleanUpSmbiosValue(&host->family);
+    }
+
+#if __x86_64__
+    ffHostDetectMac(host);
+#endif
+
+    return NULL;
+}