From patchwork Wed Feb 15 13:32:38 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: stsp X-Patchwork-Id: 55496 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 095A33858422 for ; Wed, 15 Feb 2023 13:35:40 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 095A33858422 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1676468140; bh=FLWwE/C3GREAcLgrW3OeSXB6OizwDERNhI+UCyj42LI=; h=To:Cc:Subject:Date:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From:Reply-To:From; b=aYM9FrxwBl2CtMHXzji+iPfYsRDx1HrL30Af1elrjbDTDd7N+lEpTgbHKTCuT/H5t Xcht7iTXkGhy2GXqCE50JrElP+RHa+Z0CT2TcpAbZOA+yICdOltI+qTgoLeQ7SPMUv Fvs6oRxVRwLn8XD7YC7Xztn4T1vtU/W1oI4LbJBo= X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from forward100o.mail.yandex.net (forward100o.mail.yandex.net [37.140.190.180]) by sourceware.org (Postfix) with ESMTPS id 46BCA3858020 for ; Wed, 15 Feb 2023 13:34:37 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 46BCA3858020 Received: from forward103q.mail.yandex.net (forward103q.mail.yandex.net [IPv6:2a02:6b8:c0e:50:0:640:b21c:d009]) by forward100o.mail.yandex.net (Yandex) with ESMTP id 532C052ABFC5 for ; Wed, 15 Feb 2023 16:32:47 +0300 (MSK) Received: from vla3-178a3f795968.qloud-c.yandex.net (vla3-178a3f795968.qloud-c.yandex.net [IPv6:2a02:6b8:c15:2584:0:640:178a:3f79]) by forward103q.mail.yandex.net (Yandex) with ESMTP id 4F53556A0002 for ; Wed, 15 Feb 2023 16:32:47 +0300 (MSK) Received: by vla3-178a3f795968.qloud-c.yandex.net (smtp/Yandex) with ESMTPSA id jWkZJ01YwCg1-K7UV1wE3; Wed, 15 Feb 2023 16:32:46 +0300 X-Yandex-Fwd: 1 To: libc-alpha@sourceware.org Cc: Stas Sergeev Subject: [PATCH v6 0/2] implement dlmem() with audit extension Date: Wed, 15 Feb 2023 18:32:38 +0500 Message-Id: <20230215133240.4180776-1-stsp2@yandex.ru> X-Mailer: git-send-email 2.37.2 MIME-Version: 1.0 X-Spam-Status: No, score=-4.8 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_ENVFROM_END_DIGIT, FREEMAIL_FROM, RCVD_IN_MSPIKE_H2, 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 X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Stas Sergeev via Libc-alpha From: stsp Reply-To: Stas Sergeev Errors-To: libc-alpha-bounces+patchwork=sourceware.org@sourceware.org Sender: "Libc-alpha" Changes in v6: - use __strdup("") for l_name as suggested by Andreas Schwab Changes in v5: - added _dl_audit_premap_dlmem audit extension for dlmem - added tst-auditmod-dlmem.c test-case that feeds shm fd to dlmem() 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() and its audit extension