From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:33749) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eOO2i-0001Kb-H9 for qemu-devel@nongnu.org; Mon, 11 Dec 2017 08:22:49 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eOO2h-0002JA-Ix for qemu-devel@nongnu.org; Mon, 11 Dec 2017 08:22:48 -0500 Received: from mail.ispras.ru ([83.149.199.45]:43518) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eOO2h-0002In-AX for qemu-devel@nongnu.org; Mon, 11 Dec 2017 08:22:47 -0500 From: Mihail Abakumov Date: Mon, 11 Dec 2017 16:22:32 +0300 Message-ID: <151299855187.4808.1228328917340899630.stgit@Misha-PC.lan02.inno> In-Reply-To: <151299847127.4808.14646046517426494416.stgit@Misha-PC.lan02.inno> References: <151299847127.4808.14646046517426494416.stgit@Misha-PC.lan02.inno> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Subject: [Qemu-devel] [PATCH v4 13/46] windbg: handler of parsing context List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: sw@weilnetz.de, lprosek@redhat.com, dovgaluk@ispras.ru, rkagan@virtuozzo.com, pbonzini@redhat.com, den@openvz.org Implemented handler of parsing context. Signed-off-by: Mihail Abakumov Signed-off-by: Pavel Dovgalyuk Signed-off-by: Dmitriy Koltunov --- windbgstub.c | 36 ++++++++++++++++++++++++++++++++++-- 1 file changed, 34 insertions(+), 2 deletions(-) diff --git a/windbgstub.c b/windbgstub.c index 8c33e0de0a..b71449e369 100755 --- a/windbgstub.c +++ b/windbgstub.c @@ -11,6 +11,7 @@ #include "qemu/osdep.h" #include "qapi/error.h" +#include "sysemu/sysemu.h" #include "chardev/char.h" #include "chardev/char-fe.h" #include "qemu/cutils.h" @@ -97,7 +98,6 @@ static void windbg_send_data_packet(uint8_t *data, uint16_t byte_count, windbg_state->data_packet_id ^= 1; } -__attribute__ ((unused)) /* unused yet */ static void windbg_send_control_packet(uint16_t type) { KD_PACKET packet = { @@ -116,9 +116,41 @@ static void windbg_send_control_packet(uint16_t type) windbg_state->ctrl_packet_id ^= 1; } -static void windbg_ctx_handler(ParsingContext *ctx) +static void windbg_process_data_packet(ParsingContext *ctx) {} +static void windbg_process_control_packet(ParsingContext *ctx) +{} + +static void windbg_ctx_handler(ParsingContext *ctx) +{ + switch (ctx->result) { + case RESULT_NONE: + break; + + case RESULT_BREAKIN_BYTE: + vm_stop(RUN_STATE_PAUSED); + break; + + case RESULT_CONTROL_PACKET: + windbg_process_control_packet(ctx); + break; + + case RESULT_DATA_PACKET: + windbg_process_data_packet(ctx); + break; + + case RESULT_UNKNOWN_PACKET: + case RESULT_ERROR: + windbg_state->ctrl_packet_id = 0; + windbg_send_control_packet(PACKET_TYPE_KD_RESEND); + break; + + default: + break; + } +} + static void windbg_read_byte(ParsingContext *ctx, uint8_t byte) { switch (ctx->state) {