From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from forward107p.mail.yandex.net (forward107p.mail.yandex.net [77.88.28.115]) by sourceware.org (Postfix) with ESMTPS id 4B4703858412 for ; Tue, 14 Feb 2023 08:43:23 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 4B4703858412 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=yandex.ru Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=yandex.ru Received: from myt5-18b0513eae63.qloud-c.yandex.net (myt5-18b0513eae63.qloud-c.yandex.net [IPv6:2a02:6b8:c12:571f:0:640:18b0:513e]) by forward107p.mail.yandex.net (Yandex) with ESMTP id AB6965571DB3 for ; Tue, 14 Feb 2023 11:41:30 +0300 (MSK) Received: by myt5-18b0513eae63.qloud-c.yandex.net (smtp/Yandex) with ESMTPSA id TfeMal0YnuQ1-WCPptVBg; Tue, 14 Feb 2023 11:41:30 +0300 X-Yandex-Fwd: 1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex.ru; s=mail; t=1676364090; bh=IQeoZMYgKf+pQac1gTl3ZPNBeOOZyCHwI5oAlwtX+Dc=; h=Message-Id:Date:Cc:Subject:To:From; b=FTNnIk9Kxnn500oHPyfvypJtmHSEvRGQC808YZPHKymDb0K7m2AOAPmnG+DeqXjFK mrEd4/rhBslHTsnkfNZ6fYRrg2wjYFJlqZ8UFOblr5RBbofqpKdAz4I8j7fjHyevaO l7mZOC7fX9YJzDTyMNVOcGRrOa8wXDEN/tTDDpCc= Authentication-Results: myt5-18b0513eae63.qloud-c.yandex.net; dkim=pass header.i=@yandex.ru From: Stas Sergeev To: libc-alpha@sourceware.org Cc: Stas Sergeev Subject: [PATCH v4 0/2] implement dlmem() function Date: Tue, 14 Feb 2023 13:41:21 +0500 Message-Id: <20230214084123.2056067-1-stsp2@yandex.ru> X-Mailer: git-send-email 2.37.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-4.5 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_ENVFROM_END_DIGIT,FREEMAIL_FROM,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: Changes in v4: - re-target to GLIBC_2.38 - add tst-auditdlmem.c test-case to test auditing - drop length page-aligning in tst-dlmem: mmap() aligns length on its own - bugfix: in do_mmapcpy() allow mmaps past end of buffer Changes in v3: - Changed prototype of dlmem() (and all the internal machinery) to use "const unsigned char *buffer" instead of "const char *buffer". Changes in v2: - use instead of "../test-skeleton.c" - re-target to GLIBC_2.37 - update all libc.abilist files Patch 1: fix memory management bug in _dl_new_object() Patch 2: implement dlmem() itself Stas Sergeev (2): elf: strdup() l_name if no realname [BZ #30100] dlfcn,elf: implement dlmem() function [BZ #11767] dlfcn/Makefile | 5 +- dlfcn/Versions | 3 + dlfcn/dlmem.c | 105 +++ dlfcn/tst-dlmem.c | 92 ++ elf/dl-load.c | 862 +++++++++++------- elf/dl-load.h | 8 +- elf/dl-main.h | 20 + elf/dl-map-segments.h | 23 +- elf/dl-object.c | 2 +- elf/dl-open.c | 37 +- elf/rtld.c | 1 + include/dlfcn.h | 4 + manual/dynlink.texi | 1 + sysdeps/generic/ldsodefs.h | 7 + sysdeps/mach/hurd/i386/libc.abilist | 1 + sysdeps/unix/sysv/linux/aarch64/libc.abilist | 1 + sysdeps/unix/sysv/linux/alpha/libc.abilist | 1 + sysdeps/unix/sysv/linux/arc/libc.abilist | 1 + sysdeps/unix/sysv/linux/arm/be/libc.abilist | 1 + sysdeps/unix/sysv/linux/arm/le/libc.abilist | 1 + sysdeps/unix/sysv/linux/csky/libc.abilist | 1 + sysdeps/unix/sysv/linux/hppa/libc.abilist | 1 + sysdeps/unix/sysv/linux/i386/libc.abilist | 1 + sysdeps/unix/sysv/linux/ia64/libc.abilist | 1 + .../sysv/linux/loongarch/lp64/libc.abilist | 1 + .../sysv/linux/m68k/coldfire/libc.abilist | 1 + .../unix/sysv/linux/m68k/m680x0/libc.abilist | 1 + .../sysv/linux/microblaze/be/libc.abilist | 1 + .../sysv/linux/microblaze/le/libc.abilist | 1 + .../sysv/linux/mips/mips32/fpu/libc.abilist | 1 + .../sysv/linux/mips/mips32/nofpu/libc.abilist | 1 + .../sysv/linux/mips/mips64/n32/libc.abilist | 1 + .../sysv/linux/mips/mips64/n64/libc.abilist | 1 + sysdeps/unix/sysv/linux/nios2/libc.abilist | 1 + sysdeps/unix/sysv/linux/or1k/libc.abilist | 1 + .../linux/powerpc/powerpc32/fpu/libc.abilist | 1 + .../powerpc/powerpc32/nofpu/libc.abilist | 1 + .../linux/powerpc/powerpc64/be/libc.abilist | 1 + .../linux/powerpc/powerpc64/le/libc.abilist | 1 + .../unix/sysv/linux/riscv/rv32/libc.abilist | 1 + .../unix/sysv/linux/riscv/rv64/libc.abilist | 1 + .../unix/sysv/linux/s390/s390-32/libc.abilist | 1 + .../unix/sysv/linux/s390/s390-64/libc.abilist | 1 + sysdeps/unix/sysv/linux/sh/be/libc.abilist | 1 + sysdeps/unix/sysv/linux/sh/le/libc.abilist | 1 + .../sysv/linux/sparc/sparc32/libc.abilist | 1 + .../sysv/linux/sparc/sparc64/libc.abilist | 1 + .../unix/sysv/linux/x86_64/64/libc.abilist | 1 + .../unix/sysv/linux/x86_64/x32/libc.abilist | 1 + 49 files changed, 860 insertions(+), 345 deletions(-) create mode 100644 dlfcn/dlmem.c create mode 100644 dlfcn/tst-dlmem.c -- 2.37.2