1 files changed, 0 insertions, 70 deletions
diff --git a/internal/linux/interface.go b/internal/linux/interface.go
deleted file mode 100644
index 762414c8..00000000
--- a/internal/linux/interface.go
+++ /dev/null
@@ -1,70 +0,0 @@
-package linux
-
-import (
-	"io/fs"
-	"os/user"
-	"path"
-	"strconv"
-
-	"git.gensokyo.uk/security/fortify/internal/fmsg"
-)
-
-// System provides safe access to operating system resources.
-type System interface {
-	// Geteuid provides [os.Geteuid].
-	Geteuid() int
-	// LookupEnv provides [os.LookupEnv].
-	LookupEnv(key string) (string, bool)
-	// TempDir provides [os.TempDir].
-	TempDir() string
-	// LookPath provides [exec.LookPath].
-	LookPath(file string) (string, error)
-	// MustExecutable provides [proc.MustExecutable].
-	MustExecutable() string
-	// LookupGroup provides [user.LookupGroup].
-	LookupGroup(name string) (*user.Group, error)
-	// ReadDir provides [os.ReadDir].
-	ReadDir(name string) ([]fs.DirEntry, error)
-	// Stat provides [os.Stat].
-	Stat(name string) (fs.FileInfo, error)
-	// Open provides [os.Open]
-	Open(name string) (fs.File, error)
-	// EvalSymlinks provides [filepath.EvalSymlinks]
-	EvalSymlinks(path string) (string, error)
-	// Exit provides [os.Exit].
-	Exit(code int)
-
-	// Paths returns a populated [Paths] struct.
-	Paths() Paths
-	// Uid invokes fsu and returns target uid.
-	// Any errors returned by Uid is already wrapped [fmsg.BaseError].
-	Uid(aid int) (int, error)
-}
-
-// Paths contains environment dependent paths used by fortify.
-type Paths struct {
-	// path to shared directory e.g. /tmp/fortify.%d
-	SharePath string `json:"share_path"`
-	// XDG_RUNTIME_DIR value e.g. /run/user/%d
-	RuntimePath string `json:"runtime_path"`
-	// application runtime directory e.g. /run/user/%d/fortify
-	RunDirPath string `json:"run_dir_path"`
-}
-
-// CopyPaths is a generic implementation of [System.Paths].
-func CopyPaths(os System, v *Paths) {
-	v.SharePath = path.Join(os.TempDir(), "fortify."+strconv.Itoa(os.Geteuid()))
-
-	fmsg.Verbosef("process share directory at %q", v.SharePath)
-
-	if r, ok := os.LookupEnv(xdgRuntimeDir); !ok || r == "" || !path.IsAbs(r) {
-		// fall back to path in share since fortify has no hard XDG dependency
-		v.RunDirPath = path.Join(v.SharePath, "run")
-		v.RuntimePath = path.Join(v.RunDirPath, "compat")
-	} else {
-		v.RuntimePath = r
-		v.RunDirPath = path.Join(v.RuntimePath, "fortify")
-	}
-
-	fmsg.Verbosef("runtime directory at %q", v.RunDirPath)
-}