Implement ELF file opening

include/patchelfcrc/elfpatch.h

@@ -0,0 +1,17 @@
+#ifndef _ELFPATCH_H_
+#define _ELFPATCH_H_
+
+#include <libelf.h>
+
+struct elfpatch {
+    int fd;
+    Elf *elf;
+};
+
+int elf_patch_open(struct elfpatch *ep, const char *path);
+
+void elf_patch_print_stats(const struct elfpatch *ep);
+
+void elf_patch_close(struct elfpatch *ep);
+
+#endif /* _ELFPATCH_H_ */

include/patchelfcrc/reporting.h

@@ -0,0 +1,10 @@
+#ifndef _REPORTING_H_
+#define _REPORTING_H_
+
+#define print_err(fmt, ...) fprintf(stderr, (fmt), ## __VA_ARGS__);
+
+void print_debug(const char *fmt, ...);
+
+void reporting_enable_verbose(void);
+
+#endif /* _REPORTING_H_ */