Add main application

Add main program to read OpenPOWER VPD, parse it and then to write it to
the inventory. The program needs as input - VPD file, FRU type and FRU
object path.

Change-Id: Iaebc0d5a99f5c12e408de893bd1f310145b4b360
Signed-off-by: Deepak Kodihalli <dkodihal@in.ibm.com>

1 files changed, 69 insertions, 0 deletions

diff --git a/app.cpp b/app.cpp
new file mode 100644
index 0000000..876cf61
--- /dev/null
+++ b/app.cpp
@@ -0,0 +1,69 @@
+#include <iostream>
+#include <fstream>
+#include <string>
+#include <iterator>
+#include <exception>
+#include "defines.hpp"
+#include "write.hpp"
+#include "args.hpp"
+#include "parser.hpp"
+
+int main(int argc, char** argv)
+{
+    int rc = 0;
+
+    try
+    {
+        using namespace openpower::vpd;
+
+        args::Args arguments =  args::parse(argc, argv);
+
+        // We need vpd file, FRU type and object path
+        if ((arguments.end() != arguments.find("vpd")) &&
+            (arguments.end() != arguments.find("fru")) &&
+            (arguments.end() != arguments.find("object")))
+        {
+            // Read binary VPD file
+            auto file = arguments.at("vpd")[0];
+            std::ifstream vpdFile(file, std::ios::binary);
+            Binary vpd((std::istreambuf_iterator<char>(vpdFile)),
+                       std::istreambuf_iterator<char>());
+
+            // Parse vpd
+            auto vpdStore = parse(std::move(vpd));
+
+            using argList = std::vector<std::string>;
+            argList frus = std::move(arguments.at("fru"));
+            argList objects = std::move(arguments.at("object"));
+
+            if (frus.size() != objects.size())
+            {
+                std::cerr << "Unequal number of FRU types and object paths "
+                          "specified\n";
+                rc = -1;
+            }
+            else
+            {
+                // Write VPD to FRU inventory
+                for (std::size_t index = 0; index < frus.size(); ++index)
+                {
+                    inventory::write(
+                        frus[index],
+                        vpdStore,
+                        objects[index]);
+                }
+            }
+        }
+        else
+        {
+            std::cerr << "Need VPD file, FRU type and object path\n";
+            rc = -1;
+        }
+    }
+    catch (std::exception& e)
+    {
+        std::cerr << e.what() << "\n";
+    }
+
+    return rc;
+}