{"id":818579,"url":"http://patchwork.ozlabs.org/api/patches/818579/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/150642407781.3900.3667954520393080307.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":"<150642407781.3900.3667954520393080307.stgit@Misha-PC.lan02.inno>","list_archive_url":null,"date":"2017-09-26T11:07:58","name":"[41/43] windbg: implemented kd_api_search_memory","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"2e84602433c2ce8c881170eea35229e0559976f0","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/150642407781.3900.3667954520393080307.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/818579/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/818579/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 3y1f680c4Wz9sBZ\n\tfor ;\n\tTue, 26 Sep 2017 21:36:00 +1000 (AEST)","from localhost ([::1]:46844 helo=lists.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.71) (envelope-from\n\t)\n\tid 1dwo9d-0005F9-4t\n\tfor incoming@patchwork.ozlabs.org; Tue, 26 Sep 2017 07:35:57 -0400","from eggs.gnu.org ([2001:4830:134:3::10]:60446)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from ) id 1dwnie-0006Go-9F\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:08:07 -0400","from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from ) id 1dwnia-0001rX-AH\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:08:04 -0400","from mail.ispras.ru ([83.149.199.45]:52456)\n\tby eggs.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from ) id 1dwnia-0001rI-2U\n\tfor qemu-devel@nongnu.org; Tue, 26 Sep 2017 07:08:00 -0400","from Misha-PC.lan02.inno (unknown [85.142.117.226])\n\tby mail.ispras.ru (Postfix) with ESMTPSA id 5C9D7540113;\n\tTue, 26 Sep 2017 14:07:59 +0300 (MSK)"],"From":"Mihail Abakumov ","To":"qemu-devel@nongnu.org","Date":"Tue, 26 Sep 2017 14:07:58 +0300","Message-ID":"<150642407781.3900.3667954520393080307.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 41/43] windbg: implemented kd_api_search_memory","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":"Signed-off-by: Mihail Abakumov \nSigned-off-by: Pavel Dovgalyuk \nSigned-off-by: Dmitriy Koltunov \n---\n include/exec/windbgstub-utils.h | 1 +\n windbgstub-utils.c | 30 ++++++++++++++++++++++++++++++\n windbgstub.c | 4 ++++\n 3 files changed, 35 insertions(+)","diff":"diff --git a/include/exec/windbgstub-utils.h b/include/exec/windbgstub-utils.h\nindex 23cafb1a89..ba001ddb42 100755\n--- a/include/exec/windbgstub-utils.h\n+++ b/include/exec/windbgstub-utils.h\n@@ -118,6 +118,7 @@ void kd_api_write_physical_memory(CPUState *cpu, PacketData *pd);\n void kd_api_get_version(CPUState *cpu, PacketData *pd);\n void kd_api_read_msr(CPUState *cpu, PacketData *pd);\n void kd_api_write_msr(CPUState *cpu, PacketData *pd);\n+void kd_api_search_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 26bdb1f6ea..2d3fbcc41c 100755\n--- a/windbgstub-utils.c\n+++ b/windbgstub-utils.c\n@@ -1540,6 +1540,36 @@ void kd_api_write_msr(CPUState *cpu, PacketData *pd)\n pd->m64.ReturnStatus = STATUS_SUCCESS;\n }\n \n+void kd_api_search_memory(CPUState *cpu, PacketData *pd)\n+{\n+ DBGKD_SEARCH_MEMORY *m64c = &pd->m64.u.SearchMemory;\n+ int s_len = MAX(1, ldq_p(&m64c->SearchLength));\n+ int p_len = MIN(ldl_p(&m64c->PatternLength), pd->extra_size);\n+ target_ulong addr = ldq_p(&m64c->SearchAddress);\n+\n+ uint8_t mem[s_len - 1 + p_len];\n+\n+ int err = cpu_memory_rw_debug(cpu, addr, mem, sizeof(mem), 0);\n+ if (!err) {\n+ int i;\n+ pd->m64.ReturnStatus = STATUS_NO_MORE_ENTRIES;\n+ for (i = 0; i < s_len; ++i) {\n+ if (memcmp(mem + i, pd->extra, p_len) == 0) {\n+ m64c->FoundAddress = addr + i;\n+ m64c->FoundAddress = ldq_p(&m64c->FoundAddress);\n+ pd->m64.ReturnStatus = STATUS_SUCCESS;\n+ break;\n+ }\n+ }\n+ } else {\n+ pd->m64.ReturnStatus = STATUS_UNSUCCESSFUL;\n+ WINDBG_DEBUG(\"search_memory: No physical page mapped: \" FMT_ADDR,\n+ addr);\n+ }\n+\n+ pd->extra_size = 0;\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 1ec4932ddc..7cff6bc514 100755\n--- a/windbgstub.c\n+++ b/windbgstub.c\n@@ -205,6 +205,10 @@ static void windbg_process_manipulate_packet(ParsingContext *ctx)\n case DbgKdClearAllInternalBreakpointsApi:\n return;\n \n+ case DbgKdSearchMemoryApi:\n+ kd_api_search_memory(cpu, &ctx->data);\n+ break;\n+\n default:\n kd_api_unsupported(cpu, &ctx->data);\n break;\n","prefixes":["41/43"]}