1 files changed, 30 insertions, 0 deletions
diff --git a/functions.h b/functions.h
new file mode 100644
index 0000000..4605da6
--- /dev/null
+++ b/functions.h
@@ -0,0 +1,30 @@
+#ifndef FUNCTIONS_H_INCLUDED
+#define FUNCTIONS_H_INCLUDED
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include <string.h>
+#include <netdb.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <sys/socket.h>
+#include <arpa/inet.h>
+#include <sys/select.h>
+
+// getstdin() return codes
+#define OK       0
+#define NO_INPUT 1
+#define TOO_LONG 2
+
+// Print a debugging message, if debugging enabled
+void debug(char *string);
+
+// Get stdin line with buffer overrun protection
+int getstdin(char *prompt, char *buff, size_t sz);
+
+// Append CR-LF to the end of a string (after cleaning up any existing trailing CR or LF)
+void appendcrlf(char *string);
+
+#endif