TYPE3

[iec.git] / src / type3_AndroidCloud / anbox-master / src / anbox / qemu / at_parser.cpp

diff --git a/src/type3_AndroidCloud/anbox-master/src/anbox/qemu/at_parser.cpp b/src/type3_AndroidCloud/anbox-master/src/anbox/qemu/at_parser.cpp
new file mode 100644 (file)
index 0000000..e353b89
--- /dev/null
+++ b/src/type3_AndroidCloud/anbox-master/src/anbox/qemu/at_parser.cpp
@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2016 Simon Fels <morphis@gravedo.de>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 3, as published
+ * by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranties of
+ * MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
+ * PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "anbox/qemu//at_parser.h"
+#include "anbox/logger.h"
+#include "anbox/utils.h"
+
+namespace anbox {
+namespace qemu {
+AtParser::AtParser() {}
+
+void AtParser::register_command(const std::string &command,
+                                CommandHandler handler) {
+  handlers_.insert({command, handler});
+}
+
+void AtParser::process_data(std::vector<std::uint8_t> &data) {
+  size_t bytes_processed = 0;
+  for (size_t pos = 0; pos < data.size();) {
+    const auto byte = data.at(pos);
+    if (byte == '\n' || byte == '\r') {
+      std::string command;
+      command.insert(
+          0, reinterpret_cast<const char *>(data.data()) + bytes_processed,
+          pos - bytes_processed);
+      bytes_processed += (pos - bytes_processed) + 1;
+      processs_command(command);
+    }
+    pos++;
+  }
+
+  data.erase(data.begin(), data.begin() + bytes_processed);
+}
+
+void AtParser::processs_command(const std::string &command) {
+  if (!utils::string_starts_with(command, "AT")) {
+    WARNING("Invalid AT command: '%s'", command);
+    return;
+  }
+
+  // Strip AT prefix from command
+  auto real_command = command.substr(2, command.length() - 2);
+
+  DEBUG("command: %s", real_command);
+
+  CommandHandler handler = nullptr;
+  for (const auto &iter : handlers_) {
+    if (utils::string_starts_with(real_command, iter.first)) {
+      handler = iter.second;
+      break;
+    }
+  }
+
+  if (!handler) {
+    WARNING("No handler for command '%s' available", real_command);
+    return;
+  }
+
+  handler(real_command);
+}
+}  // namespace qemu
+}  // namespace anbox