From 1767f908af327fa388b1c66883760ad851267013 Mon Sep 17 00:00:00 2001 From: The Android Open Source Project Date: Tue, 3 Mar 2009 18:28:13 -0800 Subject: auto import from //depot/cupcake/@135843 --- libc/arch-x86/bionic/dl_iterate_phdr_static.c | 74 --------------------------- 1 file changed, 74 deletions(-) delete mode 100644 libc/arch-x86/bionic/dl_iterate_phdr_static.c (limited to 'libc/arch-x86/bionic/dl_iterate_phdr_static.c') diff --git a/libc/arch-x86/bionic/dl_iterate_phdr_static.c b/libc/arch-x86/bionic/dl_iterate_phdr_static.c deleted file mode 100644 index fd12106..0000000 --- a/libc/arch-x86/bionic/dl_iterate_phdr_static.c +++ /dev/null @@ -1,74 +0,0 @@ -/* bionic/arch-x86/bionic/dl_iterate_phdr_static.c -** -** Copyright 2006, The Android Open Source Project -** -** Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in the -** documentation and/or other materials provided with the distribution. -** * Neither the name of Google Inc. nor the names of its contributors may -** be used to endorse or promote products derived from this software -** without specific prior written permission. -** -** THIS SOFTWARE IS PROVIDED BY Google Inc. ``AS IS'' AND ANY EXPRESS OR -** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -** MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO -** EVENT SHALL Google Inc. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -** PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; -** OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR -** OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF -** ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - -#include -#include - -/* TODO: Move this into a header that linker.h can also pull it in. - * Silly to have same struct in 2 places. This is temporary. */ -struct dl_phdr_info -{ - Elf32_Addr dlpi_addr; - const char *dlpi_name; - const Elf32_Phdr *dlpi_phdr; - Elf32_Half dlpi_phnum; -}; - -/* Dynamic binaries get this from the dynamic linker (system/linker), which - * we don't pull in for static bins. We also don't have a list of so's to - * iterate over, since there's really only a single monolithic blob of - * code/data. - * - * All we need to do is to find where the executable is in memory, and grab the - * phdr and phnum from there. - */ - -/* ld provides this to us in the default link script */ -extern void *__executable_start; - -int -dl_iterate_phdr(int (*cb)(struct dl_phdr_info *info, size_t size, void *data), - void *data) -{ - struct dl_phdr_info dl_info; - Elf32_Ehdr *ehdr = (Elf32_Ehdr *) &__executable_start; - Elf32_Phdr *phdr = (Elf32_Phdr *)((unsigned long)ehdr + ehdr->e_phoff); - - /* TODO: again, copied from linker.c. Find a better home for this - * later. */ - if (ehdr->e_ident[EI_MAG0] != ELFMAG0) return -1; - if (ehdr->e_ident[EI_MAG1] != ELFMAG1) return -1; - if (ehdr->e_ident[EI_MAG2] != ELFMAG2) return -1; - if (ehdr->e_ident[EI_MAG3] != ELFMAG3) return -1; - - dl_info.dlpi_addr = 0; - dl_info.dlpi_name = NULL; - dl_info.dlpi_phdr = phdr; - dl_info.dlpi_phnum = ehdr->e_phnum; - return cb(&dl_info, sizeof (struct dl_phdr_info), data); -} - -- cgit v1.1