Add thrift_dump.cpp to contrib.

thrift_dump is a simple program for converting data from TBinaryProtocol to
TDebugProtocol.  Throw it in contrib because it is pretty primitve.


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@665645 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 77 insertions, 0 deletions

diff --git a/contrib/thrift_dump.cpp b/contrib/thrift_dump.cpp
new file mode 100644
index 000000000..da359fd80
--- /dev/null
+++ b/contrib/thrift_dump.cpp
@@ -0,0 +1,77 @@
+// Copyright (c) 2006- Facebook
+// Distributed under the Thrift Software License
+//
+// See accompanying file LICENSE or visit the Thrift site at:
+// http://developers.facebook.com/thrift/
+
+#include <cstdlib>
+#include <iostream>
+
+#include <transport/TTransportUtils.h>
+#include <transport/TFDTransport.h>
+#include <protocol/TBinaryProtocol.h>
+#include <protocol/TDebugProtocol.h>
+#include <protocol/TProtocolTap.h>
+
+using namespace std;
+using boost::shared_ptr;
+using namespace facebook::thrift::transport;
+using namespace facebook::thrift::protocol;
+
+void usage() {
+  fprintf(stderr,
+      "usage: thrift_dump {-b|-f|-s} < input > ouput\n"
+      "  -b TBufferedTransport messages\n"
+      "  -f TFramedTransport messages\n"
+      "  -s Raw structures\n");
+  exit(EXIT_FAILURE);
+}
+
+int main(int argc, char *argv[]) {
+  if (argc != 2) {
+    usage();
+  }
+
+  shared_ptr<TTransport> stdin_trans(new TFDTransport(STDIN_FILENO));
+  shared_ptr<TTransport> itrans;
+
+  if (argv[1] == std::string("-b") || argv[1] == std::string("-s")) {
+    itrans.reset(new TBufferedTransport(stdin_trans));
+  } else if (argv[1] == std::string("-f")) {
+    itrans.reset(new TFramedTransport(stdin_trans));
+  } else {
+    usage();
+  }
+
+  shared_ptr<TProtocol> iprot(new TBinaryProtocol(itrans));
+  shared_ptr<TProtocol> oprot(
+      new TDebugProtocol(
+        shared_ptr<TTransport>(new TBufferedTransport(
+          shared_ptr<TTransport>(new TFDTransport(STDOUT_FILENO))))));
+
+  TProtocolTap tap(iprot, oprot);
+
+  try {
+    if (argv[1] == std::string("-s")) {
+      for (;;) {
+        tap.skip(T_STRUCT);
+      }
+    } else {
+      std::string name;
+      TMessageType messageType;
+      int32_t seqid;
+      for (;;) {
+        tap.readMessageBegin(name, messageType, seqid);
+        tap.skip(T_STRUCT);
+        tap.readMessageEnd();
+      }
+    }
+  } catch (TProtocolException exn) {
+    cout << "Protocol Exception: " << exn.what() << endl;
+  } catch (...) {
+  }
+
+  cout << endl;
+
+  return 0;
+}