diff --git a/tools/soslim/common.c b/tools/soslim/common.c
new file mode 100644
index 0000000..b90cf41
--- /dev/null
+++ b/tools/soslim/common.c
@@ -0,0 +1,35 @@
+#include <stdlib.h>
+#include <common.h>
+#include <debug.h>
+
+void map_over_sections(Elf *elf, 
+                       section_match_fn_t match,
+                       void *user_data)
+{
+    Elf_Scn* section = NULL;
+    while ((section = elf_nextscn(elf, section)) != NULL) {
+        if (match(elf, section, user_data))
+            return;
+    }
+}   
+
+void map_over_segments(Elf *elf, 
+                       segment_match_fn_t match, 
+                       void *user_data)
+{
+    Elf32_Ehdr *ehdr; 
+    Elf32_Phdr *phdr; 
+    int index;
+
+    ehdr = elf32_getehdr(elf);
+    phdr = elf32_getphdr(elf);
+
+    INFO("Scanning over %d program segments...\n", 
+         ehdr->e_phnum);
+
+    for (index = ehdr->e_phnum; index; index--) {
+        if (match(elf, phdr++, user_data))
+            return;
+    }
+}
+