From a8b74f431274acab9369d983f0dfed64333dea9f Mon Sep 17 00:00:00 2001
From: Mart Lubbers <mart@martlubbers.net>
Date: Thu, 16 Mar 2017 19:36:45 +0100
Subject: [PATCH] add specification sending

---
 client/Makefile.linux |  2 +-
 client/interface.h    | 27 ++++++++++++++++++++++++---
 client/sds.h          |  2 --
 client/spec.c         |  8 +++++++-
 client/spec.h         |  8 --------
 client/task.c         |  6 +-----
 client/task.h         |  1 -
 7 files changed, 33 insertions(+), 21 deletions(-)

diff --git a/client/Makefile.linux b/client/Makefile.linux
index 55e2e44..fb97f4d 100644
--- a/client/Makefile.linux
+++ b/client/Makefile.linux
@@ -1,4 +1,4 @@
-CFLAGS:=-g -Wall -Wextra  -DDEBUG
+CFLAGS:=-DLINUX -g -Wall -Wextra  -DDEBUG
 PROG:=main
 OBJS:=interpret.o sds.o task.o main.o interface.o spec.o
 
diff --git a/client/interface.h b/client/interface.h
index f3920eb..eee3457 100644
--- a/client/interface.h
+++ b/client/interface.h
@@ -5,30 +5,51 @@
 #include <stdint.h>
 #include <stdarg.h>
 
-#ifndef STM
+#ifdef LINUX
+#define MAXTASKS 5
+#define MAXSDSS 100
+#define HAVELED 1
+#define HAVEAIO 1
+#define HAVEDIO 1
+
 extern int gargc;
 extern char **gargv;
+
+#elif defined STM
+#define MAXTASKS 5
+#define MAXSDSS 100
+#define HAVELED 1
+#define HAVEAIO 1
+#define HAVEDIO 1
+
+#else
+//Add you device here
 #endif
 
 #define read16() 256*(uint8_t)read_byte() + (uint8_t)read_byte()
 #define from16(a, b) 256*a+b
 #define write16(i) { write_byte((uint8_t)i/256); write_byte((uint8_t)i%256); }
+
+/* Communication */
+bool input_available(void);
 uint8_t read_byte(void);
 void write_byte(uint8_t b);
 
+/* Analog and digital pins */
 void write_dpin(uint8_t i, bool b);
 bool read_dpin(uint8_t i);
-
 void write_apin(uint8_t i, uint8_t a);
 uint8_t read_apin(uint8_t i);
 
+/* UserLED */
 void led_on(uint8_t i);
 void led_off(uint8_t i);
 
+/* Delay and communication */
 long millis(void);
-bool input_available(void);
 void delay(long ms);
 
+/* Auxilliary */
 void setup(void);
 void debug(char *fmt, ...);
 void pdie(char *s);
diff --git a/client/sds.h b/client/sds.h
index de83421..4179f47 100644
--- a/client/sds.h
+++ b/client/sds.h
@@ -3,8 +3,6 @@
 
 #include <stdbool.h>
 
-#define MAXSDSS 100
-
 struct sds {
 	int id;
 	bool used;
diff --git a/client/spec.c b/client/spec.c
index 7bf8576..6fb66be 100644
--- a/client/spec.c
+++ b/client/spec.c
@@ -1,4 +1,10 @@
 //TODO
-void spec_send(void){
+#include "spec.h"
+#include "interface.h"
 
+void spec_send(void)
+{
+	write_byte(0 | HAVELED << 0 | HAVEAIO << 1 | HAVEDIO << 2);
+	write_byte(MAXTASKS);
+	write_byte(MAXSDSS);
 }
diff --git a/client/spec.h b/client/spec.h
index 0007dc3..a8e0d7d 100644
--- a/client/spec.h
+++ b/client/spec.h
@@ -4,14 +4,6 @@
 #include <stdint.h>
 #include <stdbool.h>
 
-struct device_spec {
-	bool have_led;
-	bool have_aio;
-	bool have_dio;
-	uint8_t max_tasks;
-	uint8_t max_sds;
-};
-
 void spec_send(void);
 
 #endif
diff --git a/client/task.c b/client/task.c
index dfdb71b..0d9b125 100644
--- a/client/task.c
+++ b/client/task.c
@@ -1,12 +1,8 @@
 #include <stdlib.h>
 #include <string.h>
 
-#ifndef STM
-#include <unistd.h>
-#include <stdio.h>
-#endif
-
 #include "task.h"
+#include "spec.h"
 #include "interface.h"
 
 struct task tasks[MAXTASKS];
diff --git a/client/task.h b/client/task.h
index 6c7dfd3..a6c02b7 100644
--- a/client/task.h
+++ b/client/task.h
@@ -1,7 +1,6 @@
 #ifndef TASK_H
 #define TASK_H
 
-#define MAXTASKS 5
 #define MAXTASKSIZE 1024
 
 #include <stdint.h>
-- 
2.20.1