--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/objgrep/filestruct.h	Fri Jul 04 00:54:33 2014 +0000
@@ -0,0 +1,46 @@
+/*
+ * Here we are going to define the structures found in the COFF artifact
+ * file to be analyzed.
+ */
+
+struct external_filehdr {
+    u_char f_magic[2];	/* magic number			*/
+    u_char f_nscns[2];	/* number of sections		*/
+    u_char f_timdat[4];	/* time & date stamp		*/
+    u_char f_symptr[4];	/* file pointer to symtab	*/
+    u_char f_nsyms[4];	/* number of symtab entries	*/
+    u_char f_opthdr[2];	/* sizeof(optional hdr)		*/
+    u_char f_flags[2];	/* flags			*/
+    u_char f_target_id[2];    /* magic no. (TI COFF-specific) */
+};
+
+struct external_scnhdr {
+	u_char		s_name[8];	/* section name			*/
+	u_char		s_paddr[4];	/* physical address, aliased s_nlib */
+	u_char		s_vaddr[4];	/* virtual address		*/
+	u_char		s_size[4];	/* section size (in WORDS)      */
+	u_char		s_scnptr[4];	/* file ptr to raw data for section */
+	u_char		s_relptr[4];	/* file ptr to relocation	*/
+	u_char		s_lnnoptr[4];	/* file ptr to line numbers	*/
+	u_char		s_nreloc[4];	/* number of relocation entries	*/
+	u_char		s_nlnno[4];	/* number of line number entries*/
+	u_char		s_flags[4];	/* flags			*/
+	u_char		s_reserved[2];  /* reserved                     */ 
+	u_char		s_page[2];      /* section page number (LOAD)   */
+};
+
+struct external_syment {
+	u_char	e_name[8];
+	u_char	e_value[4];
+	u_char	e_scnum[2];
+	u_char	e_type[2];
+	u_char	e_sclass;
+	u_char	e_numaux;
+};
+
+struct external_reloc {
+  u_char r_vaddr[4];
+  u_char r_symndx[4];
+  u_char r_reserved[2]; /* extended pmad byte for COFF2 */
+  u_char r_type[2];
+};