Print ELF header/segments/sections

[centaur.git] / src / lookup / section-name.c

diff --git a/src/lookup/section-name.c b/src/lookup/section-name.c
new file mode 100644 (file)
index 0000000..d3748f9
--- /dev/null
+++ b/src/lookup/section-name.c
@@ -0,0 +1,22 @@
+#include <libelf.h>
+#include <gelf.h>
+
+#include <libelfu/libelfu.h>
+
+
+char* elfu_sectionName(Elf *e, Elf_Scn *scn)
+{
+  size_t shstrndx;
+  GElf_Shdr shdr;
+
+  if (elf_getshdrstrndx(e, &shstrndx) != 0) {
+    return NULL;
+  }
+
+  if (gelf_getshdr(scn, &shdr) != &shdr) {
+    return NULL;
+  }
+
+  /* elf_strptr returns NULL if there was an error */
+  return elf_strptr(e, shstrndx, shdr.sh_name);
+}