From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by sourceware.org (Postfix) with ESMTPS id 98187388207A for ; Thu, 13 Jun 2024 10:29:53 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 98187388207A Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=redhat.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 98187388207A Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=170.10.133.124 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1718274595; cv=none; b=vxdg1iSuJBpnMQ6/KnY+fiK1sXxb6EIw1FZoyZvfc5JfxKj4qhtWZwSonUFx6I0qz5BbOtPrrt677gM9zbFxEZn+l8RjffKYmSwK09DA/s2L7aTM8RnVi2jyFkn8RVeG3NBIcb6Ho1f9nLN6mlkb924//7uJyhEIejZ6Fx60NvY= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1718274595; c=relaxed/simple; bh=LvEMEWXpQi6qNOEcQ+W9QUQWYEfE+n6hWFy2G3j0wdM=; h=DKIM-Signature:From:To:Subject:Date:Message-Id:MIME-Version; b=pmL3nar6vyfM2QMhPopZ6usT4WYJ9Cw3JTwR6q6qOxFR663MOZUpMUU7MBMxHNsfYNRF+fZnuWhY74ODlJ51xXe1SPm2wuccG9nGsjxSo0OMp7z43dl8DWS6LxTJg8kqHX9kJHwyiIEj1PCQ7DZzVsiFQOZny8L5YkQ8hniYiAw= ARC-Authentication-Results: i=1; server2.sourceware.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1718274593; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=AZBHqnKKCiXiWQTmWwBXaJM2JO+xEWfg2wPTuL2MODU=; b=U65bJE/XZPUKxJeoapQ76tJB3mPvckh/rBMI3XZWE1hhRdjCEYF6+xqVtN34kWFTv26Y++ whN7d4lxwjBuChflCnK5RHTEE7z2+I9kU/QtecwszNskafGbB/6cdYHfI0/UZMWloxXDSc ybR5Y1qW+t4Jd5XbH1BQ04HNrAh4iIQ= Received: from mail-wr1-f69.google.com (mail-wr1-f69.google.com [209.85.221.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-524-PiB3Fd9ROLeF2rFhM7TRkg-1; Thu, 13 Jun 2024 06:29:51 -0400 X-MC-Unique: PiB3Fd9ROLeF2rFhM7TRkg-1 Received: by mail-wr1-f69.google.com with SMTP id ffacd0b85a97d-35f123fb9deso597018f8f.1 for ; Thu, 13 Jun 2024 03:29:51 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1718274590; x=1718879390; 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=AZBHqnKKCiXiWQTmWwBXaJM2JO+xEWfg2wPTuL2MODU=; b=KuHWQKFbtfpiJD3AGglg4DqZt6zwWJudLxfgWnXTbb5Rxe7iPnQSPHa0bmNxVuxssO xdS3ZSOdiIojGMhW5DlXNB3f7QgLqlVx0CZ2U5rP/LC1K+MuWHiIrJIkRD+eWNS5IXQN Ktg+Bmwqasvwm9jktYpPXrw3+9y1w75jpA0GE7aRTWXs0ljDP95zGZfEbxV0yMpE2DHO zMiBOs8gclEzFIORMfaPiSpoEprTAFKlqmNecxBAtSGI7wAf5EGbHzl9Y6z0geIDoquJ tJYZsjAfZv/2NIzQqe2/FPVSh0JCS7wSjJghF6f5jcLcOSMTYfNsLK0MPcTdqjY3y9T2 BFfA== X-Gm-Message-State: AOJu0Yzf7CwrmX1jUuFwGVIZYr2uJH7m59IQROJRUIRnausjaAwbKg5I IChE9TOgvaI75JV1d0y7vWUhakwWhz+PxqwEOh/QdGRGV3/ScD99Aq2YiNcSgumP0XruHgpm6xE x4rVW/E3UgSqyJb/kLiuI4PVYrVj2ddmDXAQwcla1L+qn9zSRsX9k3fx0+W3hK4HyL0o1H+sz3e yA4A5u90SGze0Ujwzlcu3jOzmLHPbjrO5Trmw3BsDBOlU= X-Received: by 2002:adf:e98d:0:b0:35f:2197:dbff with SMTP id ffacd0b85a97d-35fe8915491mr3158736f8f.24.1718274590113; Thu, 13 Jun 2024 03:29:50 -0700 (PDT) X-Google-Smtp-Source: AGHT+IG4f51FLxv78K4Zyx2ZNmjjpnRog6xIIIACqhgwHly/kH7Fsjv4LyDqlrYZ51TFfPLn9g3tOQ== X-Received: by 2002:adf:e98d:0:b0:35f:2197:dbff with SMTP id ffacd0b85a97d-35fe8915491mr3158719f8f.24.1718274589667; Thu, 13 Jun 2024 03:29:49 -0700 (PDT) Received: from localhost ([62.31.95.162]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-360750f2716sm1307121f8f.70.2024.06.13.03.29.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 13 Jun 2024 03:29:49 -0700 (PDT) From: Andrew Burgess To: gdb-patches@sourceware.org Cc: Andrew Burgess Subject: [PATCHv2 3/4] gdbserver: add gdbserver support for vFile::stat packet Date: Thu, 13 Jun 2024 11:29:39 +0100 Message-Id: <31d5c393eb5880b8c5d4684ab66196962b9b1a33.1718274353.git.aburgess@redhat.com> X-Mailer: git-send-email 2.25.4 In-Reply-To: References: MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII"; x-default=true X-Spam-Status: No, score=-12.0 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,GIT_PATCH_0,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H4,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE,TXREP,T_SCC_BODY_TEXT_LINE 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: After the previous two commits, this commit adds support for the vFile::stat packet to gdbserver. This is pretty similar to the handling for vFile::fstat, but instead calls 'lstat'. There's still no users of target_fileio_stat in GDB, that will come in a later commit. --- gdbserver/hostio.cc | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/gdbserver/hostio.cc b/gdbserver/hostio.cc index c5ae35ab7dd..cc47d6869d3 100644 --- a/gdbserver/hostio.cc +++ b/gdbserver/hostio.cc @@ -486,6 +486,42 @@ handle_fstat (char *own_buf, int *new_packet_len) write_enn (own_buf); } +static void +handle_stat (char *own_buf, int *new_packet_len) +{ + int bytes_sent; + char *p; + struct stat st; + struct fio_stat fst; + char filename[HOSTIO_PATH_MAX]; + + p = own_buf + strlen ("vFile:stat:"); + + if (require_filename (&p, filename) + || require_end (p)) + { + hostio_packet_error (own_buf); + return; + } + + if (lstat (filename, &st) == -1) + { + hostio_error (own_buf); + return; + } + + host_to_fileio_stat (&st, &fst); + + bytes_sent = hostio_reply_with_data (own_buf, + (char *) &fst, sizeof (fst), + new_packet_len); + + /* If the response does not fit into a single packet, do not attempt + to return a partial response, but simply fail. */ + if (bytes_sent < sizeof (fst)) + write_enn (own_buf); +} + static void handle_close (char *own_buf) { @@ -603,6 +639,8 @@ handle_vFile (char *own_buf, int packet_len, int *new_packet_len) handle_pwrite (own_buf, packet_len); else if (startswith (own_buf, "vFile:fstat:")) handle_fstat (own_buf, new_packet_len); + else if (startswith (own_buf, "vFile:stat:")) + handle_stat (own_buf, new_packet_len); else if (startswith (own_buf, "vFile:close:")) handle_close (own_buf); else if (startswith (own_buf, "vFile:unlink:")) -- 2.25.4