Line data    Source code

       1              : use super::Command;
       2              : use lief_ffi as ffi;
       3              : 
       4              : use crate::common::FromFFI;
       5              : use std::marker::PhantomData;
       6              : 
       7              : /// Structure that represents a `LC_DYLD_ENVIRONMENT` command which is
       8              : /// used by the Mach-O linker/loader to initialize an environment variable
       9              : pub struct DyldEnvironment<'a> {
      10              :     ptr: cxx::UniquePtr<ffi::MachO_DyldEnvironment>,
      11              :     _owner: PhantomData<&'a ffi::MachO_Binary>,
      12              : }
      13              : 
      14              : impl DyldEnvironment<'_> {
      15              :     /// The actual environment variable
      16           20 :     pub fn value(&self) -> String {
      17           20 :         self.ptr.value().to_string()
      18           20 :     }
      19              : }
      20              : 
      21              : impl std::fmt::Debug for DyldEnvironment<'_> {
      22           20 :     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
      23           20 :         let base = self as &dyn Command;
      24           20 :         f.debug_struct("DyldEnvironment")
      25           20 :             .field("base", &base)
      26           20 :             .field("value", &self.value())
      27           20 :             .finish()
      28           20 :     }
      29              : }
      30              : 
      31              : impl FromFFI<ffi::MachO_DyldEnvironment> for DyldEnvironment<'_> {
      32           20 :     fn from_ffi(cmd: cxx::UniquePtr<ffi::MachO_DyldEnvironment>) -> Self {
      33           20 :         Self {
      34           20 :             ptr: cmd,
      35           20 :             _owner: PhantomData,
      36           20 :         }
      37           20 :     }
      38              : }
      39              : 
      40              : impl Command for DyldEnvironment<'_> {
      41           80 :     fn get_base(&self) -> &ffi::MachO_Command {
      42           80 :         self.ptr.as_ref().unwrap().as_ref()
      43           80 :     }
      44              : }