From patchwork Thu Sep 14 20:40:53 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Karim Taha X-Patchwork-Id: 1834493 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20221208 header.b=JHVBPNql; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4Rmq9l0t59z1yhd for ; Fri, 15 Sep 2023 06:46:35 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qgtAz-0003XB-2w; Thu, 14 Sep 2023 16:43:01 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qgtAs-0003OK-De for qemu-devel@nongnu.org; Thu, 14 Sep 2023 16:42:54 -0400 Received: from mail-wr1-x42a.google.com ([2a00:1450:4864:20::42a]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qgtAf-0006LA-LY for qemu-devel@nongnu.org; Thu, 14 Sep 2023 16:42:54 -0400 Received: by mail-wr1-x42a.google.com with SMTP id ffacd0b85a97d-31aeedbb264so1273994f8f.0 for ; Thu, 14 Sep 2023 13:42:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1694724159; x=1695328959; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=6kOFVD7x0CWlInCOpBq7W9+nfPWQu2AwCNVWCQ27xk4=; b=JHVBPNql/KEdrE6wc55G1lkVSglrj/yDs1OZuDNwlyT/UJsqJ/kINlEVnUcCRiwZRF p4RE83NEbv62zzFU89xUH+OWM4sT2MtGnblNvDV9jZPp+rlih5+FDNvSXQjyWi1fXYkV /D4E7t09kP8kShhUorsb9uGCzlBfhbceqeexdgYWvkbq/cD7irzxIMKlcJ2KAsVCC/8P IFojh81f0j/OMsTY6rIeZvrUV4HRqwB+atDrK0yhgACaXOgrVjd2ZyyagMLbwzt0TFib pn8ptU9s5XJvRMFr6/6bgXh3VFEpxWrOih/rwl6Lkpeogn6mSsZa2TA/G97qPWmGMTdW bwAA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1694724159; x=1695328959; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=6kOFVD7x0CWlInCOpBq7W9+nfPWQu2AwCNVWCQ27xk4=; b=O2C8WB6iBk43cVCDPE2SJmkmez1Hz+Lq579MpDXAS0e2ajkyQuYPLhTVzb3L6HCUYF RC/sgVYY9b6vrntAT2q538kb1N30xhjp4dUpNg3w5iro6OnvSNpMTYI1T78i2oJhCxnb j/bVtLqRSe+LstIg/u3QLcg1Oi5g86VIFPWYw90OgdVh9QV7L70UKmiCN8a2fuBIPMu+ 8L7nBgqYquX9vAsdMMafqK+J64GWh9D2fDtI3nNkQwtaNxzebbhSmcc6vriHVW/ojPQe 30f3KpTV9hoLpWPWFoTwMuls+NZZZ1EbUrlTBaS7jYNCbU03x+clRMiTLdGuAvdKpWcp ITNA== X-Gm-Message-State: AOJu0Yw1X930XHmaZvpkKIfkRkGZjvtqhLNo+XeuVGArIMLs+jADn5iQ sEPZwcWepmq9qhzwQ35HWp1qz2Lal5k= X-Google-Smtp-Source: AGHT+IHn7Em2SF5Q6WdTIMI+MGwi7sWNCQ7xGoef7gTIZAjbPgn7R3SKTnzGNBK7MAma32ASq0bpbw== X-Received: by 2002:a5d:658e:0:b0:319:7a72:5d82 with SMTP id q14-20020a5d658e000000b003197a725d82mr5638059wru.21.1694724159562; Thu, 14 Sep 2023 13:42:39 -0700 (PDT) Received: from karim.my.domain ([197.39.44.105]) by smtp.gmail.com with ESMTPSA id j3-20020a056000124300b0031f34a395e7sm2661880wrx.45.2023.09.14.13.42.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 14 Sep 2023 13:42:38 -0700 (PDT) From: Karim Taha To: qemu-devel@nongnu.org Cc: Richard Henderson , imp@bsdimp.com, Stacey Son , Karim Taha Subject: [PATCH v5 09/23] bsd-user: Implement ipc_perm conversion between host and target. Date: Thu, 14 Sep 2023 23:40:53 +0300 Message-ID: <20230914204107.23778-10-kariem.taha2.7@gmail.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230914204107.23778-1-kariem.taha2.7@gmail.com> References: <20230914204107.23778-1-kariem.taha2.7@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::42a; envelope-from=kariem.taha2.7@gmail.com; helo=mail-wr1-x42a.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Stacey Son Signed-off-by: Stacey Son Signed-off-by: Karim Taha Reviewed-by: Richard Henderson Reviewed-by: Warner Losh --- bsd-user/bsd-mem.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/bsd-user/bsd-mem.c b/bsd-user/bsd-mem.c index 8834ab2e58..46cda8eb5c 100644 --- a/bsd-user/bsd-mem.c +++ b/bsd-user/bsd-mem.c @@ -30,3 +30,28 @@ void target_set_brk(abi_ulong new_brk) target_brk = TARGET_PAGE_ALIGN(new_brk); initial_target_brk = target_brk; } + +void target_to_host_ipc_perm__locked(struct ipc_perm *host_ip, + struct target_ipc_perm *target_ip) +{ + __get_user(host_ip->cuid, &target_ip->cuid); + __get_user(host_ip->cgid, &target_ip->cgid); + __get_user(host_ip->uid, &target_ip->uid); + __get_user(host_ip->gid, &target_ip->gid); + __get_user(host_ip->mode, &target_ip->mode); + __get_user(host_ip->seq, &target_ip->seq); + __get_user(host_ip->key, &target_ip->key); +} + +void host_to_target_ipc_perm__locked(struct target_ipc_perm *target_ip, + struct ipc_perm *host_ip) +{ + __put_user(host_ip->cuid, &target_ip->cuid); + __put_user(host_ip->cgid, &target_ip->cgid); + __put_user(host_ip->uid, &target_ip->uid); + __put_user(host_ip->gid, &target_ip->gid); + __put_user(host_ip->mode, &target_ip->mode); + __put_user(host_ip->seq, &target_ip->seq); + __put_user(host_ip->key, &target_ip->key); +} +