From b1b2eda8b34c35c040b64027aa34b8ef73b543a2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alexander=20Mei=C3=9Fner?= <AlexanderMeissner@gmx.net>
Date: Fri, 18 Oct 2024 20:56:19 +0100
Subject: [PATCH] Adds Elf64Phdr::file_range().

---
 src/elf_parser/mod.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/elf_parser/mod.rs b/src/elf_parser/mod.rs
index 23fc272a..e6795c9a 100644
--- a/src/elf_parser/mod.rs
+++ b/src/elf_parser/mod.rs
@@ -63,6 +63,14 @@ pub enum ElfParserError {
 }
 
 impl Elf64Phdr {
+    /// Returns the byte range the section spans in the file.
+    pub fn file_range(&self) -> Option<Range<usize>> {
+        (self.p_type == PT_LOAD).then(|| {
+            let offset = self.p_offset as usize;
+            offset..offset.saturating_add(self.p_filesz as usize)
+        })
+    }
+
     /// Returns the segment virtual address range.
     pub fn vm_range(&self) -> Range<Elf64Addr> {
         let addr = self.p_vaddr;