1 files changed, 75 insertions, 0 deletions
diff --git a/src/copy/section.c b/src/copy/section.c
new file mode 100644
index 0000000..5a62593
--- /dev/null
+++ b/src/copy/section.c
@@ -0,0 +1,75 @@
+#include <stdio.h>
+
+#include <libelf.h>
+#include <gelf.h>
+
+#include <libelfu/libelfu.h>
+
+
+void elfu_copySection(Elf *eo, Elf_Scn *scn)
+{
+  Elf_Scn *scnOut;
+  Elf_Data *data;
+  GElf_Shdr shdr, shdrOut;
+
+  scnOut = elf_newscn(eo);
+  if (!scnOut) {
+    fprintf(stderr, "elf_newscn() failed: %s\n", elf_errmsg(-1));
+    return;
+  }
+
+  if (gelf_getshdr(scn, &shdr) != &shdr) {
+    fprintf(stderr, "gelf_getshdr() failed: %s\n", elf_errmsg(-1));
+  }
+
+
+  /* Copy section header */
+  if (gelf_getshdr(scnOut, &shdrOut) != &shdrOut) {
+    fprintf(stderr, "gelf_getshdr() failed: %s\n", elf_errmsg(-1));
+  }
+
+  shdrOut.sh_name = shdr.sh_name;
+  shdrOut.sh_type = shdr.sh_type;
+  shdrOut.sh_flags = shdr.sh_flags;
+  /* sh_addr */
+  shdrOut.sh_addr = shdr.sh_addr;
+  /* sh_offset */
+  /* sh_size */
+  shdrOut.sh_link = shdr.sh_link;
+  shdrOut.sh_info = shdr.sh_info;
+  shdrOut.sh_addralign = shdr.sh_addralign;
+  //shdrOut.sh_entsize = shdr.sh_entsize;
+
+  if (!gelf_update_shdr(scnOut, &shdrOut)) {
+    fprintf(stderr, "gelf_update_shdr() failed: %s\n", elf_errmsg(-1));
+  }
+
+
+  //elf_flagshdr(scnOut, ELF_C_SET, ELF_F_DIRTY);
+  //elf_flagscn(scnOut, ELF_C_SET, ELF_F_DIRTY);
+
+
+  /* Copy each data part in source segment */
+  data = elf_rawdata(scn, NULL);
+  while (data) {
+    Elf_Data *dataOut = elf_newdata(scnOut);
+    if (!dataOut) {
+      fprintf(stderr, "elf_newdata() failed: %s\n", elf_errmsg(-1));
+    }
+
+    dataOut->d_align = data->d_align;
+    dataOut->d_buf  = data->d_buf;
+    /* dataOut->d_off  = data->d_off; */
+    dataOut->d_type = data->d_type;
+    dataOut->d_size = data->d_size;
+    dataOut->d_version = data->d_version;
+
+    //elf_flagdata(dataOut, ELF_C_SET, ELF_F_DIRTY);
+
+    data = elf_rawdata(scn, data);
+  }
+
+  // ehf_newdata() should flag the entire section dirty
+  //elf_flagshdr(scnOut, ELF_C_SET, ELF_F_DIRTY);
+  //elf_flagscn(scnOut, ELF_C_SET, ELF_F_DIRTY);
+}