{"id":818550,"url":"http://patchwork.ozlabs.org/api/patches/818550/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/150642390241.3900.9553276177858515734.stgit@Misha-PC.lan02.inno/","project":{"id":14,"url":"http://patchwork.ozlabs.org/api/projects/14/?format=json","name":"QEMU Development","link_name":"qemu-devel","list_id":"qemu-devel.nongnu.org","list_email":"qemu-devel@nongnu.org","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<150642390241.3900.9553276177858515734.stgit@Misha-PC.lan02.inno>","list_archive_url":null,"date":"2017-09-26T11:05:02","name":"[10/43] windbg: structures for parsing data stream","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"d3272395ea420ca3e0ba9256cb534c7ab9298323","submitter":{"id":71645,"url":"http://patchwork.ozlabs.org/api/people/71645/?format=json","name":"Mikhail Abakumov","email":"mikhail.abakumov@ispras.ru"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/qemu-devel/patch/150642390241.3900.9553276177858515734.stgit@Misha-PC.lan02.inno/mbox/","series":[{"id":5104,"url":"http://patchwork.ozlabs.org/api/series/5104/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/list/?series=5104","date":"2017-09-26T11:04:06","name":"Windbg supporting","version":1,"mbox":"http://patchwork.ozlabs.org/series/5104/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/818550/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/818550/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@bilbo.ozlabs.org","Authentication-Results":"ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=nongnu.org\n\t(client-ip=2001:4830:134:3::11; helo=lists.gnu.org;\n\tenvelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n\treceiver=)","Received":["from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11])\n\t(using TLSv1 with cipher AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3y1dfy3ywVz9tXb\n\tfor ;\n\tTue, 26 Sep 2017 21:15:54 +1000 (AEST)","from localhost ([::1]:46746 helo=lists.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.71) (envelope-from\n\t)\n\tid 1dwnqC-0004KX-Ib\n\tfor incoming@patchwork.ozlabs.org; Tue, 26 Sep 2017 07:15:52 -0400","from eggs.gnu.org ([2001:4830:134:3::10]:59158)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from ) id 1dwnfq-0003f5-KL\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:05:16 -0400","from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from ) id 1dwnfk-0000ON-R8\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:05:10 -0400","from mail.ispras.ru ([83.149.199.45]:51804)\n\tby eggs.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from ) id 1dwnfk-0000OB-K6\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:05:04 -0400","from Misha-PC.lan02.inno (unknown [85.142.117.226])\n\tby mail.ispras.ru (Postfix) with ESMTPSA id E452754009C;\n\tTue, 26 Sep 2017 14:05:03 +0300 (MSK)"],"From":"Mihail Abakumov ","To":"qemu-devel@nongnu.org","Date":"Tue, 26 Sep 2017 14:05:02 +0300","Message-ID":"<150642390241.3900.9553276177858515734.stgit@Misha-PC.lan02.inno>","In-Reply-To":"<150642384156.3900.3326424823772221077.stgit@Misha-PC.lan02.inno>","References":"<150642384156.3900.3326424823772221077.stgit@Misha-PC.lan02.inno>","User-Agent":"StGit/0.17.1-dirty","MIME-Version":"1.0","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","X-detected-operating-system":"by eggs.gnu.org: GNU/Linux 3.x [fuzzy]","X-Received-From":"83.149.199.45","Subject":"[Qemu-devel] [PATCH 10/43] windbg: structures for parsing data\n\tstream","X-BeenThere":"qemu-devel@nongnu.org","X-Mailman-Version":"2.1.21","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"sw@weilnetz.de, lprosek@redhat.com, dovgaluk@ispras.ru,\n\trkagan@virtuozzo.com, pbonzini@redhat.com, den@openvz.org","Errors-To":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org","Sender":"\"Qemu-devel\"\n\t"},"content":"Added structures for parsing data stream from windbg to packet.\n\nSigned-off-by: Mihail Abakumov \nSigned-off-by: Pavel Dovgalyuk \nSigned-off-by: Dmitriy Koltunov \n---\n include/exec/windbgstub-utils.h | 11 +++++++++++\n windbgstub.c | 30 ++++++++++++++++++++++++++++++\n 2 files changed, 41 insertions(+)","diff":"diff --git a/include/exec/windbgstub-utils.h b/include/exec/windbgstub-utils.h\nindex f2402ebb34..63df5e339c 100755\n--- a/include/exec/windbgstub-utils.h\n+++ b/include/exec/windbgstub-utils.h\n@@ -67,6 +67,17 @@ typedef struct InitedAddr {\n bool is_init;\n } InitedAddr;\n \n+typedef struct PacketData {\n+ union {\n+ struct {\n+ DBGKD_MANIPULATE_STATE64 m64;\n+ uint8_t extra[PACKET_MAX_SIZE - sizeof(DBGKD_MANIPULATE_STATE64)];\n+ };\n+ uint8_t buf[PACKET_MAX_SIZE];\n+ };\n+ uint16_t extra_size;\n+} PacketData;\n+\n bool windbg_on_load(void);\n void windbg_on_exit(void);\n \ndiff --git a/windbgstub.c b/windbgstub.c\nindex 99c3ef9b14..32984d0f92 100755\n--- a/windbgstub.c\n+++ b/windbgstub.c\n@@ -16,6 +16,36 @@\n #include \"exec/windbgstub.h\"\n #include \"exec/windbgstub-utils.h\"\n \n+typedef enum ParsingState {\n+ STATE_LEADER,\n+ STATE_PACKET_TYPE,\n+ STATE_PACKET_BYTE_COUNT,\n+ STATE_PACKET_ID,\n+ STATE_PACKET_CHECKSUM,\n+ STATE_PACKET_DATA,\n+ STATE_TRAILING_BYTE,\n+} ParsingState;\n+\n+typedef enum ParsingResult {\n+ RESULT_NONE,\n+ RESULT_BREAKIN_BYTE,\n+ RESULT_UNKNOWN_PACKET,\n+ RESULT_CONTROL_PACKET,\n+ RESULT_DATA_PACKET,\n+ RESULT_ERROR,\n+} ParsingResult;\n+\n+typedef struct ParsingContext {\n+ /* index in the current buffer,\n+ which depends on the current state */\n+ int index;\n+ ParsingState state;\n+ ParsingResult result;\n+ KD_PACKET packet;\n+ PacketData data;\n+ const char *name;\n+} ParsingContext;\n+\n typedef struct WindbgState {\n bool is_loaded;\n \n","prefixes":["10/43"]}