From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNWANTED_LANGUAGE_BODY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5A04CC432BE for ; Thu, 26 Aug 2021 21:20:22 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EBCF660524 for ; Thu, 26 Aug 2021 21:20:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org EBCF660524 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bsdimp.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:59680 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mJMnM-0005AJ-2W for qemu-devel@archiver.kernel.org; Thu, 26 Aug 2021 17:20:21 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38858) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mJMfp-0005fg-13 for qemu-devel@nongnu.org; Thu, 26 Aug 2021 17:12:33 -0400 Received: from mail-il1-x12b.google.com ([2607:f8b0:4864:20::12b]:45662) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mJMfn-0006mt-CN for qemu-devel@nongnu.org; Thu, 26 Aug 2021 17:12:32 -0400 Received: by mail-il1-x12b.google.com with SMTP id v2so4687257ilg.12 for ; Thu, 26 Aug 2021 14:12:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bsdimp-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=RR9Eb4tGe3RUp1JrfJwomFWx+r8AkMn1NRFTHBcD78Y=; b=qRzhqTcQAMSCMKbp9uVOCFWQg13z3d1inQAu1mamxE4+dmsQkUuva8tysLP5dcBZkg JUDO3gIl2emzuqKDfsHpPcJPlMBE1E6Q0hjvT/akKCXFF1B++FuFguLehI30fMnORo1T by0QBDMgcBvVYfaS3/BOKM7t2v/M6qgjxVOalk/qFgy3PQAJdo2m1on86KT12srvS8iK FwJm/MiUVdZF9yvTNql5nG+6TEX8csk7nInlbYjYOiD/nDXINtfHVmxgWYPZAjheIWGj 7fGrLqwvt80+KpfDUQwL/mySLb6dQHYzioR6TvYJpB3OHM1Z7i7ZzctI1WpimDSOfYm+ vVlg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=RR9Eb4tGe3RUp1JrfJwomFWx+r8AkMn1NRFTHBcD78Y=; b=mIbwYlq3bY7sjm7DIYnQB6nMwj/in5G/cbNPow3Ixm5xNe0Cek4R5EaDM9jJIQbcBb ITVsphygDi7jycJxGqAZbLoLVwSfIRiVsnzRMmCFzgJnU/v1HZYS691IqYXc1iVE+CSh 3q4ewezDnjY+U8PZAqvstPOnCOnZKtwVLlvkA6xLwhRE0rNifuKfPwSzZyTrHTtySnIz n1taRHaef0XdqsI5U+R0MQwrQQTHyP/4IuRfzQkDjinlQMrXyZOsaUYl0hXPNXLfkWA/ NDOH0xJJaWdDz94hqYBsQpS6IVh0aZ/mim1lo2ob/OndvC0BNLy78JTNZxrbwyOe9sA/ 5ORA== X-Gm-Message-State: AOAM533kBmdfI86KLXoz+PJwHQV5VGKuvEJe3SPFVcw4In0z7t0Ya/WL Ex+IIwzWWm7glZNTyQ9makWs9BegMHZQqedu X-Google-Smtp-Source: ABdhPJzG0lh7Qsp0/TIErQI8QTJkCwWf3CQg61gQQmAol082VOFEWulAJreJZYkvD673sYM71sY0hw== X-Received: by 2002:a05:6e02:1107:: with SMTP id u7mr3865152ilk.39.1630012350149; Thu, 26 Aug 2021 14:12:30 -0700 (PDT) Received: from dune.bsdimp.com (50-253-99-174-static.hfc.comcastbusiness.net. [50.253.99.174]) by smtp.gmail.com with ESMTPSA id a17sm2348633ilp.75.2021.08.26.14.12.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 26 Aug 2021 14:12:29 -0700 (PDT) From: imp@bsdimp.com To: qemu-devel@nongnu.org Subject: [PATCH v2 08/43] bsd-user: pass the bsd_param into loader_exec Date: Thu, 26 Aug 2021 15:11:26 -0600 Message-Id: <20210826211201.98877-9-imp@bsdimp.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210826211201.98877-1-imp@bsdimp.com> References: <20210826211201.98877-1-imp@bsdimp.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: none client-ip=2607:f8b0:4864:20::12b; envelope-from=imp@bsdimp.com; helo=mail-il1-x12b.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Richard Henderson , Warner Losh Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Warner Losh Pass the bsd_param into loader_exec, and adjust. Signed-off-by: Warner Losh Reviewed-by: Richard Henderson --- bsd-user/bsdload.c | 37 +++++++++++++++++++------------------ bsd-user/main.c | 7 ++++++- bsd-user/qemu.h | 3 ++- 3 files changed, 27 insertions(+), 20 deletions(-) diff --git a/bsd-user/bsdload.c b/bsd-user/bsdload.c index ec71c5e923..5282a7c4f2 100644 --- a/bsd-user/bsdload.c +++ b/bsd-user/bsdload.c @@ -140,35 +140,36 @@ abi_ulong loader_build_argptr(int envc, int argc, abi_ulong sp, } int loader_exec(const char *filename, char **argv, char **envp, - struct target_pt_regs *regs, struct image_info *infop) + struct target_pt_regs *regs, struct image_info *infop, + struct bsd_binprm *bprm) { - struct bsd_binprm bprm; int retval; int i; - bprm.p = TARGET_PAGE_SIZE * MAX_ARG_PAGES - sizeof(unsigned int); - for (i = 0 ; i < MAX_ARG_PAGES ; i++) { /* clear page-table */ - bprm.page[i] = NULL; + bprm->p = TARGET_PAGE_SIZE * MAX_ARG_PAGES - sizeof(unsigned int); + for (i = 0; i < MAX_ARG_PAGES; i++) { /* clear page-table */ + bprm->page[i] = NULL; } retval = open(filename, O_RDONLY); if (retval < 0) { return retval; } - bprm.fd = retval; - bprm.filename = (char *)filename; - bprm.argc = count(argv); - bprm.argv = argv; - bprm.envc = count(envp); - bprm.envp = envp; - retval = prepare_binprm(&bprm); + bprm->fd = retval; + bprm->filename = (char *)filename; + bprm->argc = count(argv); + bprm->argv = argv; + bprm->envc = count(envp); + bprm->envp = envp; + + retval = prepare_binprm(bprm); if (retval >= 0) { - if (bprm.buf[0] == 0x7f - && bprm.buf[1] == 'E' - && bprm.buf[2] == 'L' - && bprm.buf[3] == 'F') { - retval = load_elf_binary(&bprm, regs, infop); + if (bprm->buf[0] == 0x7f + && bprm->buf[1] == 'E' + && bprm->buf[2] == 'L' + && bprm->buf[3] == 'F') { + retval = load_elf_binary(bprm, regs, infop); } else { fprintf(stderr, "Unknown binary format\n"); return -1; @@ -183,7 +184,7 @@ int loader_exec(const char *filename, char **argv, char **envp, /* Something went wrong, return the inode and free the argument pages*/ for (i = 0 ; i < MAX_ARG_PAGES ; i++) { - g_free(bprm.page[i]); + g_free(bprm->page[i]); } return retval; } diff --git a/bsd-user/main.c b/bsd-user/main.c index 39c4a0f33c..7e1284c368 100644 --- a/bsd-user/main.c +++ b/bsd-user/main.c @@ -343,6 +343,7 @@ int main(int argc, char **argv) const char *log_mask = NULL; struct target_pt_regs regs1, *regs = ®s1; struct image_info info1, *info = &info1; + struct bsd_binprm bprm; TaskState ts1, *ts = &ts1; CPUArchState *env; CPUState *cpu; @@ -499,6 +500,9 @@ int main(int argc, char **argv) /* Zero out regs */ memset(regs, 0, sizeof(struct target_pt_regs)); + /* Zero bsd params */ + memset(&bprm, 0, sizeof(bprm)); + /* Zero out image_info */ memset(info, 0, sizeof(struct image_info)); @@ -566,7 +570,8 @@ int main(int argc, char **argv) } } - if (loader_exec(filename, argv + optind, target_environ, regs, info) != 0) { + if (loader_exec(filename, argv+optind, target_environ, regs, info, + &bprm) != 0) { printf("Error loading %s\n", filename); _exit(1); } diff --git a/bsd-user/qemu.h b/bsd-user/qemu.h index c02e8a5ca1..5237e35f9c 100644 --- a/bsd-user/qemu.h +++ b/bsd-user/qemu.h @@ -131,7 +131,8 @@ void do_init_thread(struct target_pt_regs *regs, struct image_info *infop); abi_ulong loader_build_argptr(int envc, int argc, abi_ulong sp, abi_ulong stringp, int push_ptr); int loader_exec(const char *filename, char **argv, char **envp, - struct target_pt_regs *regs, struct image_info *infop); + struct target_pt_regs *regs, struct image_info *infop, + struct bsd_binprm *bprm); int load_elf_binary(struct bsd_binprm *bprm, struct target_pt_regs *regs, struct image_info *info); -- 2.32.0