Print ELF header/segments/sections

1 files changed, 60 insertions, 0 deletions

diff --git a/src/printing/sections.c b/src/printing/sections.c
new file mode 100644
index 0000000..6241a73
--- /dev/null
+++ b/src/printing/sections.c
@@ -0,0 +1,60 @@
+#include <stdio.h>
+
+#include <libelf.h>
+#include <gelf.h>
+
+#include <libelfu/libelfu.h>
+#include "printing.h"
+
+
+void printSegmentsWithSection(Elf *e, Elf_Scn *scn)
+{
+  GElf_Phdr phdr;
+  int i;
+  size_t n;
+
+
+  if (elf_getphdrnum(e, &n)) {
+    fprintf(stderr, "elf_getphdrnum() failed: %s\n", elf_errmsg(-1));
+    return;
+  }
+
+  for (i = 0; i < n; i++) {
+    ELFU_BOOL isInSeg;
+
+    if (gelf_getphdr(e, i, &phdr) != &phdr) {
+      fprintf(stderr, "getphdr() failed for #%d: %s\n", i, elf_errmsg(-1));
+      continue;
+    }
+
+    isInSeg = elfu_segmentContainsSection(&phdr, scn);
+    if (isInSeg == ELFU_TRUE) {
+      printf("     %d %s\n", i, segmentTypeStr(phdr.p_type));
+    }
+  }
+}
+
+
+void printSection(Elf *e, Elf_Scn *scn)
+{
+  printf("  %jd: %s\n",
+          (uintmax_t) elf_ndxscn(scn),
+          elfu_sectionName(e, scn));
+}
+
+
+void printSections(Elf *e)
+{
+  Elf_Scn *scn;
+
+  printf("Sections:\n");
+
+  scn = elf_getscn(e, 0);
+
+  while (scn) {
+    printSection(e, scn);
+    //printSegmentsWithSection(e, scn);
+
+    scn = elf_nextscn(e, scn);
+  }
+}