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Unified Diff: experimental/linux_debug_server/debugger/rsp/rsp_packet_utils.cc

Issue 10928195: First round of dead file removal (Closed) Base URL: https://github.com/samclegg/nativeclient-sdk.git@master
Patch Set: Created 8 years, 3 months ago
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Index: experimental/linux_debug_server/debugger/rsp/rsp_packet_utils.cc
diff --git a/experimental/linux_debug_server/debugger/rsp/rsp_packet_utils.cc b/experimental/linux_debug_server/debugger/rsp/rsp_packet_utils.cc
deleted file mode 100755
index 95b6e3cd4127caf57a134fbd550a79618252827f..0000000000000000000000000000000000000000
--- a/experimental/linux_debug_server/debugger/rsp/rsp_packet_utils.cc
+++ /dev/null
@@ -1,86 +0,0 @@
-// Copyright (c) 2011 The Native Client Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "debugger/rsp/rsp_packet_utils.h"
-#include "debugger/rsp/rsp_packetizer.h"
-
-namespace {
-/// Replaces characters '}', '#', '$', '*' and characters > 126 with escape
-/// sequences: '}' + c ^ 0x20, per RSP protocol spec.
-/// @param[in] blob_in blob to be escaped
-/// @param[out] blob_out destination for transformed blob
-void Escape(const debug::Blob& blob_in, debug::Blob* blob_out) {
- blob_out->Clear();
- unsigned char prev_c = 0;
- for (size_t i = 0; i < blob_in.size(); i++) {
- unsigned char c = blob_in[i];
- if (((('$' == c) || ('#' == c) || ('*' == c) || ('}' == c) || (3 == c)) &&
- (prev_c != '*')) || (c > 126)) {
- // escape it by '}'
- blob_out->PushBack('}');
- c = c ^ 0x20;
- }
- blob_out->PushBack(c);
- prev_c = blob_in[i];
- }
-}
-
-class LocalPacketConsumer : public rsp::PacketConsumerInterface {
- public:
- explicit LocalPacketConsumer(debug::Blob* packet)
- : packet_(packet),
- success_(false) {
- }
- virtual void OnPacket(const debug::Blob& body, bool valid_checksum) {
- *packet_ = body;
- success_ = valid_checksum;
- }
- virtual void OnUnexpectedByte(uint8_t unexpected_byte) {}
- virtual void OnBreak() {}
-
- debug::Blob* packet_;
- bool success_;
-};
-} // namespace
-
-namespace rsp {
-void PacketUtils::AddEnvelope(const debug::Blob& blob_in,
- debug::Blob* blob_out) {
- blob_out->Clear();
- Escape(blob_in, blob_out);
- unsigned int checksum = 0;
- for (size_t i = 0; i < blob_out->size(); i++) {
- checksum += (*blob_out)[i];
- checksum %= 256;
- }
-
- blob_out->PushFront('$');
- blob_out->PushBack('#');
- blob_out->PushBack(debug::Blob::GetHexDigit(checksum, 1));
- blob_out->PushBack(debug::Blob::GetHexDigit(checksum, 0));
-}
-
-bool PacketUtils::RemoveEnvelope(const debug::Blob& blob_in,
- debug::Blob* blob_out) {
- blob_out->Clear();
-
- // RSP packet consumer, copies received RSP message to |blob_out|.
- LocalPacketConsumer consumer(blob_out);
-
- // Associate |consumer| with packetizer.
- // Packetizer will call consumer->OnPacket when it receives complete
- // RSP packet.
- Packetizer pktz;
- pktz.SetPacketConsumer(&consumer);
-
- // Packetizer removes envelope and calls LocalPacketConsumer::OnPacket,
- // OnPacket copies unpacked message to |blob_out|.
- pktz.OnData(blob_in);
-
- // LocalPacketConsumer::OnPacket sets |consumer.success_| to true
- // if message was successfully unpacked (and checksum is correct).
- return consumer.success_;
-}
-} // namespace rsp
-

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