usrp: basically working iq cal on tx

1 files changed, 52 insertions, 0 deletions

diff --git a/host/lib/utils/csv.cpp b/host/lib/utils/csv.cpp
new file mode 100644
index 000000000..2ffa70196
--- /dev/null
+++ b/host/lib/utils/csv.cpp
@@ -0,0 +1,52 @@
+//
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY 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 <uhd/utils/csv.hpp>
+#include <boost/foreach.hpp>
+
+using namespace uhd;
+
+csv::rows_type csv::to_rows(std::istream &input){
+    csv::rows_type rows;
+    std::string line;
+    //for each line in the input stream
+    while (std::getline(input, line)){
+        csv::row_type row(1, "");
+        bool in_quote = false;
+        char last_ch, next_ch = ' ';
+        //for each character in the line
+        BOOST_FOREACH(char ch, line){
+            last_ch = next_ch;
+            next_ch = ch;
+            //catch a quote character and change the state
+            //we handle double quotes by checking last_ch
+            if (ch == '"'){
+                in_quote = not in_quote;
+                if (last_ch != '"') continue;
+            }
+            //a comma not inside quotes is a column delimiter
+            if (not in_quote and ch == ','){
+                row.push_back("");
+                continue;
+            }
+            //if we got here we record the character
+            row.back() += ch;
+        }
+        rows.push_back(row);
+    }
+    return rows;
+}