added C decoder

examples/simple_java/compile.sh

@@ -2,5 +2,7 @@ java -jar ../../labComm.jar --java=gen --c=gen/simple.c --h=gen/simple.h  simple
 
 javac -cp ../../lib/java:. gen/*.java Encoder.java Decoder.java
 
-gcc -o encoder -I . -I ../../lib/c example_encoder.c gen/simple.c ../../lib/c/labcomm.c ../../lib/c/labcomm_fd_reader_writer.c
+gcc -o example_encoder -I . -I ../../lib/c example_encoder.c gen/simple.c ../../lib/c/labcomm.c ../../lib/c/labcomm_fd_reader_writer.c
+
+gcc -o example_decoder -I . -I ../../lib/c example_decoder.c gen/simple.c ../../lib/c/labcomm.c ../../lib/c/labcomm_fd_reader_writer.c
 

examples/simple_java/example_decoder.c

+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <labcomm_fd_reader_writer.h>
+#include "gen/simple.h"
+
+static void handle_simple_TwoInts(simple_TwoInts *v,void *context) {
+  printf("Got TwoInts. a=%d, b=%d\n", v->a, v->b);
+}
+
+static void handle_simple_IntString(simple_IntString *v,void *context) {
+  printf("Got IntString. x=%d, s=%s\n", v->x, v->s);
+}
+
+int main(int argc, char *argv[]) {
+  int fd;
+  struct labcomm_decoder *decoder;
+  void  *context = NULL;
+  int i, j;
+
+  char *filename = argv[1];
+  printf("C decoder reading from %s\n", filename);
+  fd = open(filename, O_RDONLY);
+  decoder = labcomm_decoder_new(labcomm_fd_reader, &fd);
+  if (!decoder) { 
+    printf("Failed to allocate decoder %s:%d\n", __FUNCTION__, __LINE__);
+    return 1;
+  }
+
+  labcomm_decoder_register_simple_TwoInts(decoder, handle_simple_TwoInts, context);
+  labcomm_decoder_register_simple_IntString(decoder, handle_simple_IntString, context);
+
+  printf("Decoding:\n");
+  labcomm_decoder_run(decoder);
+  printf("--- End Of File ---:\n");
+  labcomm_decoder_free(decoder);
+}

examples/simple_java/run.sh

 java -cp .:../../lib/java:gen Encoder encoded_data
 java -cp .:../../lib/java:gen Decoder encoded_data
+./example_decoder encoded_data