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GET /api/patches/818555/?format=api
{ "id": 818555, "url": "http://patchwork.ozlabs.org/api/patches/818555/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/150642396922.3900.13282234011521338171.stgit@Misha-PC.lan02.inno/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "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": "<150642396922.3900.13282234011521338171.stgit@Misha-PC.lan02.inno>", "list_archive_url": null, "date": "2017-09-26T11:06:09", "name": "[22/43] windbg: implemented kd_api_read_virtual_memory and kd_api_read_virtual_memory", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "f701d67796be0e6b241de89153c5dc41148c0e0a", "submitter": { "id": 71645, "url": "http://patchwork.ozlabs.org/api/people/71645/?format=api", "name": "Mikhail Abakumov", "email": "mikhail.abakumov@ispras.ru" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/150642396922.3900.13282234011521338171.stgit@Misha-PC.lan02.inno/mbox/", "series": [ { "id": 5104, "url": "http://patchwork.ozlabs.org/api/series/5104/?format=api", "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/818555/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/818555/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "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=<UNKNOWN>)", "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 3y1dmv0f3pz9tXP\n\tfor <incoming@patchwork.ozlabs.org>;\n\tTue, 26 Sep 2017 21:20:58 +1000 (AEST)", "from localhost ([::1]:46765 helo=lists.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.71) (envelope-from\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>)\n\tid 1dwnv4-0000Ec-3o\n\tfor incoming@patchwork.ozlabs.org; Tue, 26 Sep 2017 07:20:54 -0400", "from eggs.gnu.org ([2001:4830:134:3::10]:59590)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <mikhail.abakumov@ispras.ru>) id 1dwngr-0004c7-8C\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:06:19 -0400", "from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from <mikhail.abakumov@ispras.ru>) id 1dwngp-00017s-Ta\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:06:13 -0400", "from mail.ispras.ru ([83.149.199.45]:52056)\n\tby eggs.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <mikhail.abakumov@ispras.ru>) id 1dwngp-00017X-Gu\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:06:11 -0400", "from Misha-PC.lan02.inno (unknown [85.142.117.226])\n\tby mail.ispras.ru (Postfix) with ESMTPSA id B8A355400CB;\n\tTue, 26 Sep 2017 14:06:10 +0300 (MSK)" ], "From": "Mihail Abakumov <mikhail.abakumov@ispras.ru>", "To": "qemu-devel@nongnu.org", "Date": "Tue, 26 Sep 2017 14:06:09 +0300", "Message-ID": "<150642396922.3900.13282234011521338171.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 22/43] windbg: implemented\n\tkd_api_read_virtual_memory and kd_api_read_virtual_memory", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.21", "Precedence": "list", "List-Id": "<qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<http://lists.nongnu.org/archive/html/qemu-devel/>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "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<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>" }, "content": "Signed-off-by: Mihail Abakumov <mikhail.abakumov@ispras.ru>\nSigned-off-by: Pavel Dovgalyuk <dovgaluk@ispras.ru>\nSigned-off-by: Dmitriy Koltunov <koltunov@ispras.ru>\n---\n include/exec/windbgstub-utils.h | 2 ++\n windbgstub-utils.c | 47 +++++++++++++++++++++++++++++++++++++++\n windbgstub.c | 8 +++++++\n 3 files changed, 57 insertions(+)", "diff": "diff --git a/include/exec/windbgstub-utils.h b/include/exec/windbgstub-utils.h\nindex ca21af7c91..c1ff1cec57 100755\n--- a/include/exec/windbgstub-utils.h\n+++ b/include/exec/windbgstub-utils.h\n@@ -102,6 +102,8 @@ typedef struct SizedBuf {\n buf.size = 0; \\\n } while (false)\n \n+void kd_api_read_virtual_memory(CPUState *cpu, PacketData *pd);\n+void kd_api_write_virtual_memory(CPUState *cpu, PacketData *pd);\n void kd_api_unsupported(CPUState *cpu, PacketData *pd);\n \n SizedBuf kd_gen_exception_sc(CPUState *cpu);\ndiff --git a/windbgstub-utils.c b/windbgstub-utils.c\nindex e7b381f829..1bde60a1e9 100755\n--- a/windbgstub-utils.c\n+++ b/windbgstub-utils.c\n@@ -30,6 +30,53 @@ typedef struct KDData {\n \n static KDData *kd;\n \n+void kd_api_read_virtual_memory(CPUState *cpu, PacketData *pd)\n+{\n+ DBGKD_READ_MEMORY64 *mem = &pd->m64.u.ReadMemory;\n+ uint32_t len;\n+ target_ulong addr;\n+ int err;\n+\n+ len = MIN(ldl_p(&mem->TransferCount), PACKET_MAX_SIZE - M64_SIZE);\n+ addr = ldtul_p(&mem->TargetBaseAddress);\n+ err = cpu_memory_rw_debug(cpu, addr, pd->extra, len, 0);\n+\n+ if (!err) {\n+ pd->extra_size = len;\n+ mem->ActualBytesRead = ldl_p(&len);\n+ } else {\n+ pd->extra_size = 0;\n+ mem->ActualBytesRead = 0;\n+ pd->m64.ReturnStatus = STATUS_UNSUCCESSFUL;\n+\n+ WINDBG_DEBUG(\"read_virtual_memory: No physical page mapped: \" FMT_ADDR,\n+ (target_ulong) mem->TargetBaseAddress);\n+ }\n+}\n+\n+void kd_api_write_virtual_memory(CPUState *cpu, PacketData *pd)\n+{\n+ DBGKD_WRITE_MEMORY64 *mem = &pd->m64.u.WriteMemory;\n+ uint32_t len;\n+ target_ulong addr;\n+ int err;\n+\n+ len = MIN(ldl_p(&mem->TransferCount), pd->extra_size);\n+ addr = ldtul_p(&mem->TargetBaseAddress);\n+ err = cpu_memory_rw_debug(cpu, addr, pd->extra, len, 1);\n+\n+ pd->extra_size = 0;\n+ if (!err) {\n+ mem->ActualBytesWritten = ldl_p(&len);\n+ } else {\n+ mem->ActualBytesWritten = 0;\n+ pd->m64.ReturnStatus = STATUS_UNSUCCESSFUL;\n+\n+ WINDBG_DEBUG(\"read_write_memory: No physical page mapped: \" FMT_ADDR,\n+ (target_ulong) mem->TargetBaseAddress);\n+ }\n+}\n+\n void kd_api_unsupported(CPUState *cpu, PacketData *pd)\n {\n WINDBG_ERROR(\"Catched unimplemented api %s\",\ndiff --git a/windbgstub.c b/windbgstub.c\nindex 50b4ef0dea..327fe83f70 100755\n--- a/windbgstub.c\n+++ b/windbgstub.c\n@@ -133,6 +133,14 @@ static void windbg_process_manipulate_packet(ParsingContext *ctx)\n \n switch (ctx->data.m64.ApiNumber) {\n \n+ case DbgKdReadVirtualMemoryApi:\n+ kd_api_read_virtual_memory(cpu, &ctx->data);\n+ break;\n+\n+ case DbgKdWriteVirtualMemoryApi:\n+ kd_api_write_virtual_memory(cpu, &ctx->data);\n+ break;\n+\n default:\n kd_api_unsupported(cpu, &ctx->data);\n break;\n", "prefixes": [ "22/43" ] }