From 132d3236bb884433bf94e961f6d32264e0334aec Mon Sep 17 00:00:00 2001
From: ornitorrincos
Date: Tue, 18 Aug 2026 12:15:05 +0200
Subject: 

---
 misc-host/ELF/ELF-loader-test/elfinfoprint.cpp | 74 ++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 misc-host/ELF/ELF-loader-test/elfinfoprint.cpp

(limited to 'misc-host/ELF/ELF-loader-test/elfinfoprint.cpp')

diff --git a/misc-host/ELF/ELF-loader-test/elfinfoprint.cpp b/misc-host/ELF/ELF-loader-test/elfinfoprint.cpp
new file mode 100644
index 0000000..d5dcbfd
--- /dev/null
+++ b/misc-host/ELF/ELF-loader-test/elfinfoprint.cpp
@@ -0,0 +1,74 @@
+#include "elfinfoprint.h"
+
+#include "bootloader_compat.h"
+
+
+bool IsElf(Elf64_Ehdr * header)
+{
+  if(!header)
+  {
+    return false;
+  }
+
+  if(header->e_ident[EI_MAG0] != ELFMAG0) {
+      return false;
+    }
+    if(header->e_ident[EI_MAG1] != ELFMAG1) {
+      return false;
+    }
+    if(header->e_ident[EI_MAG2] != ELFMAG2) {
+      return false;
+    }
+    if(header->e_ident[EI_MAG3] != ELFMAG3) {
+      return false;
+    }
+
+    return true;
+}
+
+void ElfInfoPrint(Elf64_Ehdr * header)
+{
+  // check if actual elf file
+  if(!IsElf(header))
+  {
+    Print(L"Not an ELF File\n");
+    return;
+  }
+
+  if(header->e_type == ET_EXEC)
+  {
+    Print(L"Executable file\n");
+  }
+
+  if(header->e_machine == EM_X86_64)
+  {
+    Print(L"AMD64 Machine\n");
+  } else
+  {
+    Print(L"Unrecorginzed Machine\n");
+  }
+
+  Print(L"Entry point: hx%x\n", header->e_entry);
+
+
+  char * strtable = elf_str_table(header);
+  Print(L"%s\n", strtable);
+}
+
+// functions to access section headers
+Elf64_Shdr *elf_sheader(Elf64_Ehdr *hdr)
+{
+  return (Elf64_Shdr *)((uintptr_t)hdr + hdr->e_shoff);
+}
+
+Elf64_Shdr *elf_section(Elf64_Ehdr *hdr, int idx)
+{
+  return &elf_sheader(hdr)[idx];
+}
+
+char *elf_str_table(Elf64_Ehdr *hdr)
+{
+  if(hdr->e_shstrndx == SHN_UNDEF) return NULL;
+  return (char *)hdr + elf_section(hdr, hdr->e_shstrndx)->sh_offset;
+}
+
-- 
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