lib: Add bossac 1.9 code to lib directory

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

lib/bossac/src/CmdOpts.h

@@ -0,0 +1,88 @@
+///////////////////////////////////////////////////////////////////////////////
+// BOSSA
+//
+// Copyright (c) 2011-2018, ShumaTech
+// All rights reserved.
+// 
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above copyright
+//       notice, this list of conditions and the following disclaimer in the
+//       documentation and/or other materials provided with the distribution.
+//     * Neither the name of the <organization> nor the
+//       names of its contributors may be used to endorse or promote products
+//       derived from this software without specific prior written permission.
+// 
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+// DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
+// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+///////////////////////////////////////////////////////////////////////////////
+#ifndef _OPTION_H
+#define _OPTION_H
+
+#include <string>
+#include <stdio.h>
+
+typedef enum
+{
+    ArgNone,
+    ArgOptional,
+    ArgRequired
+} ArgHas;
+
+typedef enum
+{
+    ArgInt,
+    ArgString
+} ArgType;
+
+typedef struct
+{
+    ArgHas has;
+    ArgType type;
+    const char* name;
+    union
+    {
+        void* voidPtr;
+        int* intPtr;
+        std::string* strPtr;
+    } value;
+} OptArg;
+
+typedef struct
+{
+    char letter;
+    const char* name;
+    bool* present;
+    OptArg arg;
+    const char* help;
+} Option;
+
+class CmdOpts
+{
+public:
+    CmdOpts(int argc, char* argv[], int numOpts, Option* opts);
+    virtual ~CmdOpts();
+
+    void usage(FILE* out);
+    int parse();
+
+private:
+    int _argc;
+    char** _argv;
+    int _numOpts;
+    Option* _opts;
+
+    int find(char letter);
+};
+
+#endif // _OPTION_H