{"id":17581,"url":"https://patchwork.libcamera.org/api/1.1/patches/17581/?format=json","web_url":"https://patchwork.libcamera.org/patch/17581/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/1.1/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20221011105859.457567-4-paul.elder@ideasonboard.com>","date":"2022-10-11T10:58:53","name":"[libcamera-devel,v5,3/9] libcamera: ipa_data_serializer: Add serializer for Flags","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"f3a433b64efc769944b2534c248f6411666e7c01","submitter":{"id":17,"url":"https://patchwork.libcamera.org/api/1.1/people/17/?format=json","name":"Paul Elder","email":"paul.elder@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/17581/mbox/","series":[{"id":3551,"url":"https://patchwork.libcamera.org/api/1.1/series/3551/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=3551","date":"2022-10-11T10:58:50","name":"utils: ipc: Add support for enums and Flags","version":5,"mbox":"https://patchwork.libcamera.org/series/3551/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/17581/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/17581/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 93365C0DA4\n\tfor <parsemail@patchwork.libcamera.org>;\n\tTue, 11 Oct 2022 10:59:20 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 4EA6362D7E;\n\tTue, 11 Oct 2022 12:59:20 +0200 (CEST)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 02C2962D4E\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 11 Oct 2022 12:59:19 +0200 (CEST)","from pyrite.rasen.tech (h175-177-042-159.catv02.itscom.jp\n\t[175.177.42.159])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 52111907;\n\tTue, 11 Oct 2022 12:59:17 +0200 (CEST)"],"DKIM-Signature":["v=1; 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dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"fh/xy85d\"; dkim-atps=neutral","To":"libcamera-devel@lists.libcamera.org","Date":"Tue, 11 Oct 2022 19:58:53 +0900","Message-Id":"<20221011105859.457567-4-paul.elder@ideasonboard.com>","X-Mailer":"git-send-email 2.30.2","In-Reply-To":"<20221011105859.457567-1-paul.elder@ideasonboard.com>","References":"<20221011105859.457567-1-paul.elder@ideasonboard.com>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH v5 3/9] libcamera: ipa_data_serializer:\n\tAdd serializer for Flags","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>","From":"Paul Elder via libcamera-devel <libcamera-devel@lists.libcamera.org>","Reply-To":"Paul Elder <paul.elder@ideasonboard.com>","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"},"content":"Implement an IPADataSerializer for Flags.\n\nSigned-off-by: Paul Elder <paul.elder@ideasonboard.com>\nReviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\n\n---\nNo change in v5\n\nNo change in v4\n\nNo change in v3\n\nChanges in v2:\n- use Flags's Type cast to avoid friend class\n---\n .../libcamera/internal/ipa_data_serializer.h  | 46 +++++++++++++++++++\n 1 file changed, 46 insertions(+)","diff":"diff --git a/include/libcamera/internal/ipa_data_serializer.h b/include/libcamera/internal/ipa_data_serializer.h\nindex 30bdaebc..981d2f5c 100644\n--- a/include/libcamera/internal/ipa_data_serializer.h\n+++ b/include/libcamera/internal/ipa_data_serializer.h\n@@ -14,6 +14,7 @@\n #include <type_traits>\n #include <vector>\n \n+#include <libcamera/base/flags.h>\n #include <libcamera/base/log.h>\n \n #include <libcamera/control_ids.h>\n@@ -301,6 +302,51 @@ public:\n \t}\n };\n \n+/* Serialization format for Flags is same as for PODs */\n+template<typename E>\n+class IPADataSerializer<Flags<E>>\n+{\n+public:\n+\tstatic std::tuple<std::vector<uint8_t>, std::vector<SharedFD>>\n+\tserialize(const Flags<E> &data, [[maybe_unused]] ControlSerializer *cs = nullptr)\n+\t{\n+\t\tstd::vector<uint8_t> dataVec;\n+\t\tdataVec.reserve(sizeof(Flags<E>));\n+\t\tappendPOD<uint32_t>(dataVec, static_cast<typename Flags<E>::Type>(data));\n+\n+\t\treturn { dataVec, {} };\n+\t}\n+\n+\tstatic Flags<E> deserialize(std::vector<uint8_t> &data,\n+\t\t\t\t    [[maybe_unused]] ControlSerializer *cs = nullptr)\n+\t{\n+\t\treturn deserialize(data.cbegin(), data.end());\n+\t}\n+\n+\tstatic Flags<E> deserialize(std::vector<uint8_t>::const_iterator dataBegin,\n+\t\t\t\t    std::vector<uint8_t>::const_iterator dataEnd,\n+\t\t\t\t    [[maybe_unused]] ControlSerializer *cs = nullptr)\n+\t{\n+\t\treturn Flags<E>{ static_cast<E>(readPOD<uint32_t>(dataBegin, 0, dataEnd)) };\n+\t}\n+\n+\tstatic Flags<E> deserialize(std::vector<uint8_t> &data,\n+\t\t\t\t    [[maybe_unused]] std::vector<SharedFD> &fds,\n+\t\t\t\t    [[maybe_unused]] ControlSerializer *cs = nullptr)\n+\t{\n+\t\treturn deserialize(data.cbegin(), data.end());\n+\t}\n+\n+\tstatic Flags<E> deserialize(std::vector<uint8_t>::const_iterator dataBegin,\n+\t\t\t\t    std::vector<uint8_t>::const_iterator dataEnd,\n+\t\t\t\t    [[maybe_unused]] std::vector<SharedFD>::const_iterator fdsBegin,\n+\t\t\t\t    [[maybe_unused]] std::vector<SharedFD>::const_iterator fdsEnd,\n+\t\t\t\t    [[maybe_unused]] ControlSerializer *cs = nullptr)\n+\t{\n+\t\treturn deserialize(dataBegin, dataEnd);\n+\t}\n+};\n+\n #endif /* __DOXYGEN__ */\n \n } /* namespace libcamera */\n","prefixes":["libcamera-devel","v5","3/9"]}