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[Qemu-devel] [PATCH v3 13/45] windbg: handler of parsing context
From: |
Mihail Abakumov |
Subject: |
[Qemu-devel] [PATCH v3 13/45] windbg: handler of parsing context |
Date: |
Tue, 21 Nov 2017 17:08:29 +0300 |
User-agent: |
StGit/0.17.1-dirty |
Implemented handler of parsing context.
Signed-off-by: Mihail Abakumov <address@hidden>
Signed-off-by: Pavel Dovgalyuk <address@hidden>
Signed-off-by: Dmitriy Koltunov <address@hidden>
---
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) {
- Re: [Qemu-devel] [PATCH v3 05/45] windbg: added helper features, (continued)
- [Qemu-devel] [PATCH v3 06/45] windbg: added WindbgState, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 07/45] windbg: added chardev, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 10/45] windbg: structures for parsing data stream, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 08/45] windbg: hook to wrmsr operation, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 09/45] windbg: handler of fs/gs register, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 11/45] windbg: parsing data stream, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 12/45] windbg: send data and control packets, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 14/45] windbg: init DBGKD_ANY_WAIT_STATE_CHANGE, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 13/45] windbg: handler of parsing context,
Mihail Abakumov <=
- [Qemu-devel] [PATCH v3 15/45] windbg: sized data buffer, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 16/45] windbg: generate ExceptionStateChange, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 17/45] windbg: generate LoadSymbolsStateChange, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 18/45] windbg: windbg_vm_stop, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 19/45] windbg: implemented windbg_process_control_packet, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 20/45] windbg: implemented windbg_process_data_packet, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 22/45] windbg: implemented kd_api_read_virtual_memory and kd_api_write_virtual_memory, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 21/45] windbg: implemented windbg_process_manipulate_packet, Mihail Abakumov, 2017/11/21
- [Qemu-devel] [PATCH v3 24/45] windbg: implemented kd_api_get_context and kd_api_set_context, Mihail Abakumov, 2017/11/21