From patchwork Sun Sep 17 22:22:33 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Karim Taha X-Patchwork-Id: 1835833 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=20230601 header.b=hnJm1eNO; 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 4RpjHD6JyPz1ync for ; Mon, 18 Sep 2023 08:27:52 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qi0Bs-0006Zk-D5; Sun, 17 Sep 2023 18:24:32 -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 1qi0Bq-0006YW-Gz for qemu-devel@nongnu.org; Sun, 17 Sep 2023 18:24:30 -0400 Received: from mail-wr1-x430.google.com ([2a00:1450:4864:20::430]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qi0Bo-0002wZ-KM for qemu-devel@nongnu.org; Sun, 17 Sep 2023 18:24:30 -0400 Received: by mail-wr1-x430.google.com with SMTP id ffacd0b85a97d-31c4d5bd69cso3825133f8f.3 for ; Sun, 17 Sep 2023 15:24:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1694989467; x=1695594267; 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=4XO44dATT/BC4OT705qsiRIOdp9R+PZLsbNAQswN5pU=; b=hnJm1eNOPmRt24qecrew52OAFn3n0icLshWPUB7thhXpCO6a4BZ2OyRIGVTlmsf7v5 jr51Xw0N7LmZZ3TqvFkGh5B9rexIUG2kFybLYUdqE3eGvZ7SHNKX6NGLiELAbNRSVd3/ NrAeCA5yrwRYDFtxmhIFvzSVs1SDYp6NCOAjvFRZI5rycv3t+gJteeLSJuzJfnZzZtsW Vq6EcmYdbl3Juh8vCj3MkDTHuvuMq2FjL7idGHt56g/EDjosQfJxNGTDJ2VcO18Cn5nE Y1o5M78zDDnGcZ5UDMlYxywva4akICX6cETSbxknELXT47Ho672wzYtWx7+ie0kYrv9Q /YJQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1694989467; x=1695594267; 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=4XO44dATT/BC4OT705qsiRIOdp9R+PZLsbNAQswN5pU=; b=vPcmXDpcPpuARaajFVZ4/L3ajbHKv/9CQfDgzEykLKa2Y7iWrC4mw3OSV4Wb6g2k+u wC4yza5Vijq43XTD35eOfygTZ+wXWM9r03YcIs1Ur/fBOa4rOn7Ljd6971jINlNx6zlV V1dpA8XhtLPjVwd2qu4O9UmzSWJ36IXfIGoOOcEW35moSUwU5Br+F3O/kuPDmrcshxWX TkFa89NRVMekB2ZrfS+dKIhyMjUzmWLlykIlYH1cO24LIdLW3bXxn3QFe7SWH80PkOfn G/Fq8pfWr0wH0UDWe+NWWlMHh7RGNwjPHfQbfkobWkSvSzo8R7dNiTE/AIwhhtzCKAFZ ZC+g== X-Gm-Message-State: AOJu0YyrID7WjO72ZMpLui0vwZ6Fv6En/osI+ca7PWJrPGY66jBB50ar WdU6WuCb8FnQWe0Twf//+HFptr3CBdw= X-Google-Smtp-Source: AGHT+IHxad3yXQpTORn97UkAIgnU4e9mIrqRhSYI/jt1/ThAh5OVp2VZzUzzxOVAhGfiNg+qclIH5g== X-Received: by 2002:adf:f80e:0:b0:313:f45f:74a1 with SMTP id s14-20020adff80e000000b00313f45f74a1mr5818434wrp.51.1694989466933; Sun, 17 Sep 2023 15:24:26 -0700 (PDT) Received: from karim.my.domain ([197.39.215.8]) by smtp.gmail.com with ESMTPSA id f7-20020adff987000000b0031c8a43712asm10652527wrr.69.2023.09.17.15.24.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 17 Sep 2023 15:24:26 -0700 (PDT) From: Karim Taha To: qemu-devel@nongnu.org Cc: Richard Henderson , imp@bsdimp.com, Stacey Son , Karim Taha Subject: [PATCH v3 16/28] bsd-user: Implement get/set[resuid/resgid/sid] and issetugid. Date: Mon, 18 Sep 2023 01:22:33 +0300 Message-ID: <20230917222246.1921-17-kariem.taha2.7@gmail.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230917222246.1921-1-kariem.taha2.7@gmail.com> References: <20230917222246.1921-1-kariem.taha2.7@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::430; envelope-from=kariem.taha2.7@gmail.com; helo=mail-wr1-x430.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, RCVD_IN_DNSWL_NONE=-0.0001, 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 --- bsd-user/bsd-proc.h | 76 +++++++++++++++++++++++++++++++++++ bsd-user/freebsd/os-syscall.c | 28 +++++++++++++ 2 files changed, 104 insertions(+) diff --git a/bsd-user/bsd-proc.h b/bsd-user/bsd-proc.h index 9709939337..edbd408995 100644 --- a/bsd-user/bsd-proc.h +++ b/bsd-user/bsd-proc.h @@ -286,4 +286,80 @@ static inline abi_long do_bsd_setregid(abi_long arg1, abi_long arg2) return get_errno(setregid(arg1, arg2)); } +/* setresgid(2) */ +static inline abi_long do_bsd_setresgid(gid_t rgid, gid_t egid, gid_t sgid) +{ + return get_errno(setresgid(rgid, egid, sgid)); +} + +/* setresuid(2) */ +static inline abi_long do_bsd_setresuid(uid_t ruid, uid_t euid, uid_t suid) +{ + return get_errno(setresuid(ruid, euid, suid)); +} + +/* getresuid(2) */ +static inline abi_long do_bsd_getresuid(abi_ulong arg1, abi_ulong arg2, + abi_ulong arg3) +{ + abi_long ret; + uid_t ruid, euid, suid; + + ret = get_errno(getresuid(&ruid, &euid, &suid)); + if (is_error(ret)) { + return ret; + } + if (put_user_s32(ruid, arg1)) { + return -TARGET_EFAULT; + } + if (put_user_s32(euid, arg2)) { + return -TARGET_EFAULT; + } + if (put_user_s32(suid, arg3)) { + return -TARGET_EFAULT; + } + return ret; +} + +/* getresgid(2) */ +static inline abi_long do_bsd_getresgid(abi_ulong arg1, abi_ulong arg2, + abi_ulong arg3) +{ + abi_long ret; + uid_t ruid, euid, suid; + + ret = get_errno(getresgid(&ruid, &euid, &suid)); + if (is_error(ret)) { + return ret; + } + if (put_user_s32(ruid, arg1)) { + return -TARGET_EFAULT; + } + if (put_user_s32(euid, arg2)) { + return -TARGET_EFAULT; + } + if (put_user_s32(suid, arg3)) { + return -TARGET_EFAULT; + } + return ret; +} + +/* getsid(2) */ +static inline abi_long do_bsd_getsid(abi_long arg1) +{ + return get_errno(getsid(arg1)); +} + +/* setsid(2) */ +static inline abi_long do_bsd_setsid(void) +{ + return get_errno(setsid()); +} + +/* issetugid(2) */ +static inline abi_long do_bsd_issetugid(void) +{ + return get_errno(issetugid()); +} + #endif /* !BSD_PROC_H_ */ diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index 7565e69e76..7b51f4f16e 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -315,6 +315,34 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1, ret = do_bsd_setregid(arg1, arg2); break; + case TARGET_FREEBSD_NR_getresuid: /* getresuid(2) */ + ret = do_bsd_getresuid(arg1, arg2, arg3); + break; + + case TARGET_FREEBSD_NR_getresgid: /* getresgid(2) */ + ret = do_bsd_getresgid(arg1, arg2, arg3); + break; + + case TARGET_FREEBSD_NR_setresuid: /* setresuid(2) */ + ret = do_bsd_setresuid(arg1, arg2, arg3); + break; + + case TARGET_FREEBSD_NR_setresgid: /* setresgid(2) */ + ret = do_bsd_setresgid(arg1, arg2, arg3); + break; + + case TARGET_FREEBSD_NR_getsid: /* getsid(2) */ + ret = do_bsd_getsid(arg1); + break; + + case TARGET_FREEBSD_NR_setsid: /* setsid(2) */ + ret = do_bsd_setsid(); + break; + + case TARGET_FREEBSD_NR_issetugid: /* issetugid(2) */ + ret = do_bsd_issetugid(); + break; + /* * File system calls.