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{ "id": 14874, "url": "https://patchwork.libcamera.org/api/1.1/patches/14874/?format=api", "web_url": "https://patchwork.libcamera.org/patch/14874/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/1.1/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20211130033820.18235-21-laurent.pinchart@ideasonboard.com>", "date": "2021-11-30T03:38:18", "name": "[libcamera-devel,v4,20/22] libcamera: base: shared_fd: Add comparison operators", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "9454159863dea9abe1d18bc402e0558bbd2326f1", "submitter": { "id": 2, "url": "https://patchwork.libcamera.org/api/1.1/people/2/?format=api", "name": "Laurent Pinchart", "email": "laurent.pinchart@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/14874/mbox/", "series": [ { "id": 2776, "url": "https://patchwork.libcamera.org/api/1.1/series/2776/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=2776", "date": "2021-11-30T03:37:58", "name": "libcamera: Introduce UniqueFD", "version": 4, "mbox": "https://patchwork.libcamera.org/series/2776/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/14874/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/14874/checks/", "tags": {}, "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "X-Original-To": "parsemail@patchwork.libcamera.org", "Delivered-To": "parsemail@patchwork.libcamera.org", "Received": [ "from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 308D5C324F\n\tfor <parsemail@patchwork.libcamera.org>;\n\tTue, 30 Nov 2021 03:39:15 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id D2D76605C5;\n\tTue, 30 Nov 2021 04:39:14 +0100 (CET)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 24ECC605B4\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 30 Nov 2021 04:38:58 +0100 (CET)", "from pendragon.lan (62-78-145-57.bb.dnainternet.fi [62.78.145.57])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id B358A11C5\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 30 Nov 2021 04:38:57 +0100 (CET)" ], "Authentication-Results": "lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"AwEdTUv7\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1638243537;\n\tbh=coQj4WjDhPVcXGO++CaKss9us4nnKmA0FYDetl8KRgw=;\n\th=From:To:Subject:Date:In-Reply-To:References:From;\n\tb=AwEdTUv7hdshLmmKHUpMD9C5XSZuI2M2euS3g0CzDJuWgOn5tCtjWsuczHDhsOmyl\n\t0WIIMb7xuNseSDAZQBwaeyB1e/B/To0QZBoSH/oC+HKhFXgqWpvaPT07mP7r0OW66v\n\tpds7X6JUelo99c3EjLbrrKXLjD3y113U49tsUV3c=", "From": "Laurent Pinchart <laurent.pinchart@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Tue, 30 Nov 2021 05:38:18 +0200", "Message-Id": "<20211130033820.18235-21-laurent.pinchart@ideasonboard.com>", "X-Mailer": "git-send-email 2.32.0", "In-Reply-To": "<20211130033820.18235-1-laurent.pinchart@ideasonboard.com>", "References": "<20211130033820.18235-1-laurent.pinchart@ideasonboard.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v4 20/22] libcamera: base: shared_fd: Add\n\tcomparison operators", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Add == and != comparison operators between two SharedFD instances, and\nuse them to replace manuel get() calls.\n\nSigned-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\n---\n include/libcamera/base/shared_fd.h | 10 ++++++++++\n src/libcamera/base/shared_fd.cpp | 26 ++++++++++++++++++++++++++\n src/libcamera/framebuffer.cpp | 2 +-\n 3 files changed, 37 insertions(+), 1 deletion(-)", "diff": "diff --git a/include/libcamera/base/shared_fd.h b/include/libcamera/base/shared_fd.h\nindex a786885ceb32..1dd51a7f046b 100644\n--- a/include/libcamera/base/shared_fd.h\n+++ b/include/libcamera/base/shared_fd.h\n@@ -46,4 +46,14 @@ private:\n \tstd::shared_ptr<Descriptor> fd_;\n };\n \n+static inline bool operator==(const SharedFD &lhs, const SharedFD &rhs)\n+{\n+\treturn lhs.get() == rhs.get();\n+}\n+\n+static inline bool operator!=(const SharedFD &lhs, const SharedFD &rhs)\n+{\n+\treturn !(lhs == rhs);\n+}\n+\n } /* namespace libcamera */\ndiff --git a/src/libcamera/base/shared_fd.cpp b/src/libcamera/base/shared_fd.cpp\nindex 05b6892f7e19..56dc579258c7 100644\n--- a/src/libcamera/base/shared_fd.cpp\n+++ b/src/libcamera/base/shared_fd.cpp\n@@ -214,6 +214,32 @@ SharedFD &SharedFD::operator=(SharedFD &&other)\n * instance is invalid\n */\n \n+/**\n+ * \\fn bool operator==(const SharedFD &lhs, const SharedFD &rhs)\n+ * \\brief Compare the owned file descriptors of two SharedFD for equality\n+ * \\param[in] lhs The first SharedFD\n+ * \\param[in] lhs The second SharedFD\n+ *\n+ * Two file descriptors are considered equal if they have the same numerical\n+ * value. File descriptors with different values that both reference the same\n+ * file (for instance obtained using dup()) are considered not equal.\n+ *\n+ * \\return True if the two file descriptors are equal, false otherwise\n+ */\n+\n+/**\n+ * \\fn bool operator!=(const SharedFD &lhs, const SharedFD &rhs)\n+ * \\brief Compare the owned file descriptors of two SharedFD for equality\n+ * \\param[in] lhs The first SharedFD\n+ * \\param[in] lhs The second SharedFD\n+ *\n+ * Two file descriptors are considered equal if they have the same numerical\n+ * value. File descriptors with different values that both reference the same\n+ * file (for instance obtained using dup()) are considered not equal.\n+ *\n+ * \\return True if the two file descriptors are not equal, false otherwise\n+ */\n+\n /**\n * \\brief Duplicate a SharedFD\n *\ndiff --git a/src/libcamera/framebuffer.cpp b/src/libcamera/framebuffer.cpp\nindex f035e16859f8..f313566c5561 100644\n--- a/src/libcamera/framebuffer.cpp\n+++ b/src/libcamera/framebuffer.cpp\n@@ -258,7 +258,7 @@ FrameBuffer::FrameBuffer(const std::vector<Plane> &planes, unsigned int cookie)\n \t\t * Two different dmabuf file descriptors may still refer to the\n \t\t * same dmabuf instance. Check this using inodes.\n \t\t */\n-\t\tif (plane.fd.fd() != planes_[0].fd.fd()) {\n+\t\tif (plane.fd != planes_[0].fd) {\n \t\t\tif (!inode)\n \t\t\t\tinode = fileDescriptorInode(planes_[0].fd);\n \t\t\tif (fileDescriptorInode(plane.fd) != inode) {\n", "prefixes": [ "libcamera-devel", "v4", "20/22" ] }