From 9be09e060fcb211d3e53fc93098f57b74df2cb67 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Tue, 19 Jun 2007 22:59:48 +0000 Subject: * sysdeps/generic/ldsodefs.h (rtld_global): Reorder some elements to fill in holes (rtld_global_ro): Likewise. 2007-06-18 Jakub Jelinek * elf/dl-addr.c (_dl_addr): Skip PT_LOAD checking if l_contiguous. Move PT_LOAD checking to... (_dl_addr_inside_object): ... here, new function. * elf/dl-sym.c (do_sym): If not l_contiguous, call _dl_addr_inside_object. * elf/dl-iteratephdr.c (__dl_iterate_phdr): Likewise. * dlfcn/dlinfo.c (dlinfo_doit): Likewise. * elf/dl-open.c (dl_open_worker): Likewise. (_dl_addr_inside_object): New function if IS_IN_rtld. * elf/dl-load.c (_dl_map_object_from_fd): Set l_contiguous if no holes are present or are PROT_NONE protected. * include/link.h (struct link_map): Add l_contiguous field. * sysdeps/generic/ldsodefs.h (_dl_addr_inside_object): New prototype. --- include/link.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'include/link.h') diff --git a/include/link.h b/include/link.h index 67d70470d1..56764a9164 100644 --- a/include/link.h +++ b/include/link.h @@ -187,6 +187,9 @@ struct link_map is interested in the PLT interception.*/ unsigned int l_removed:1; /* Nozero if the object cannot be used anymore since it is removed. */ + unsigned int l_contiguous:1; /* Nonzero if inter-segment holes are + mprotected or if no holes are present at + all. */ /* Collected information about own RPATH directories. */ struct r_search_path_struct l_rpath_dirs; -- cgit 1.4.1