refactor(windows): clean up Chrome ABE module (#574)

* refactor(abe): remove --abe-key flag and its global state
* refactor(abe): rework scratch protocol and Go/C structure

utils/injector/errors_windows.go

@@ -0,0 +1,49 @@
+//go:build windows
+
+package injector
+
+import (
+	"fmt"
+
+	"github.com/moond4rk/hackbrowserdata/crypto/windows/abe_native/bootstrap"
+)
+
+// abeErrNames maps the payload's ABE_ERR_* category byte (written into
+// the scratch region at extract_err_code) to a human-readable cause.
+var abeErrNames = map[byte]string{
+	bootstrap.ErrBasename:       "basename extraction failed",
+	bootstrap.ErrBrowserUnknown: "browser not in com_iid table",
+	bootstrap.ErrEnvMissing:     "HBD_ABE_ENC_B64 env var missing or oversized",
+	bootstrap.ErrBase64:         "base64 decode failed",
+	bootstrap.ErrBstrAlloc:      "SysAllocStringByteLen failed",
+	bootstrap.ErrComCreate:      "CoCreateInstance failed (no usable IElevator)",
+	bootstrap.ErrDecryptData:    "IElevator.DecryptData failed",
+	bootstrap.ErrKeyLen:         "key length mismatch (want 32)",
+}
+
+// hresultNames covers HRESULT values we've actually observed or expect to
+// observe on failure paths. Unknown values fall back to hex.
+var hresultNames = map[uint32]string{
+	0x80004002: "E_NOINTERFACE",
+	0x80010108: "RPC_E_DISCONNECTED",
+	0x80040154: "REGDB_E_CLASSNOTREG",
+	0x80070005: "E_ACCESSDENIED",
+	0x800706BA: "RPC_S_SERVER_UNAVAILABLE",
+}
+
+// formatABEError renders a scratchResult into a diagnostic string used when
+// the payload did not publish a key. The format is stable for greppability:
+//
+//	err=<category>, hr=<name> (0xXXXXXXXX), comErr=0xXXXXXXXX, marker=0xXX
+func formatABEError(r scratchResult) string {
+	errName := fmt.Sprintf("0x%02x", r.ErrCode)
+	if n, ok := abeErrNames[r.ErrCode]; ok {
+		errName = n
+	}
+	hrName := fmt.Sprintf("0x%08x", r.HResult)
+	if n, ok := hresultNames[r.HResult]; ok {
+		hrName = fmt.Sprintf("%s (0x%08x)", n, r.HResult)
+	}
+	return fmt.Sprintf("err=%s, hr=%s, comErr=0x%x, marker=0x%02x",
+		errName, hrName, r.ComErr, r.Marker)
+}