added structs for serializing

msg.c

@@ -0,0 +1,52 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include "msg.h"
+
+#if INTERFACE
+
+#define INITIAL_SIZE 32
+
+struct Buffer {
+	int size;
+	void *data;
+};
+
+struct message {
+	long timestamp;
+	int width;		// varies
+	int height;		// normally 80
+	char **image;	// dimension is width x height
+};
+
+
+#endif
+
+struct Buffer *new_buffer() {
+	struct Buffer *b = malloc(sizeof(Buffer));
+
+	b->data = malloc(INITIAL_SIZE);
+	b->size = 0;
+
+	return b;
+}
+
+void append_space(Buffer * b, int bytes) {
+	b->size += bytes;
+	b->data = realloc(b->data, b->size);
+}
+
+void serialize_int(int x, Buffer * b) {
+	// htonl :: uint32_t -> uint32_t
+	x = htonl(x);
+
+	append_space(b, sizeof(int));
+
+	memcpy(((char *)b->data) + b->next, &x, sizeof(int));
+	b->next += sizeof(int);
+}
+
+//serialize_string
+//serialize_message
+
+

msg.h

@@ -0,0 +1,18 @@
+/* This file was automatically generated.  Do not edit! */
+typedef struct Buffer Buffer;
+void serialize_int(int x,Buffer *b);
+void append_space(Buffer *b,int bytes);
+struct Buffer *new_buffer();
+typedef struct message message;
+struct message {
+	long timestamp;
+	int width;		// varies
+	int height;		// normally 80
+	char **image;	// dimension is width x height
+};
+struct Buffer {
+	int size;
+	void *data;
+};
+#define INITIAL_SIZE 32
+#define INTERFACE 0