From be7d062ab73679886ad4d758c842d733255f068e Mon Sep 17 00:00:00 2001
From: sECuRE <sECuRE@af93e077-1a23-4f1e-9cbe-9382a9d578f5>
Date: Sun, 29 Jul 2007 11:12:04 +0000
Subject: [PATCH] set_time and get_time implemented

git-svn-id: https://shell.noname-ev.de/svn/kasse/c128@37 af93e077-1a23-4f1e-9cbe-9382a9d578f5
---
 Makefile  |  2 +-
 general.h |  4 ++++
 kasse.c   | 42 ++++++++++++++++++++++++++++++++++++------
 time.c    | 30 ++++++++++++++++++++++++++++++
 time.h    |  5 +++++
 5 files changed, 76 insertions(+), 7 deletions(-)
 create mode 100644 time.c
 create mode 100644 time.h

diff --git a/Makefile b/Makefile
index d697ffd..c7efcd3 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@
 	cc65 -t c128 $<
 	ca65 -t c128 $$(basename $< .c).s
 
-all: config.o kasse.o general.o credit_manager.o
+all: config.o kasse.o general.o credit_manager.o time.o
 	cl65 -t c128 *.o -o kasse
 
 package: all
diff --git a/general.h b/general.h
index 6d55870..7fb1338 100644
--- a/general.h
+++ b/general.h
@@ -5,4 +5,8 @@ char *get_input();
 char * format_euro(char * s, int maxlen, int cent);
 void c128_perror(BYTE, char*);
 extern BYTE _oserror;
+#define POKE(addr,val)     (*(unsigned char*) (addr) = (val))
+#define POKEW(addr,val)    (*(unsigned*) (addr) = (val))
+#define PEEK(addr)         (*(unsigned char*) (addr))
+#define PEEKW(addr)        (*(unsigned*) (addr))
 #endif /*GENERAL_H_*/
diff --git a/kasse.c b/kasse.c
index 28a4c8c..6b551ca 100644
--- a/kasse.c
+++ b/kasse.c
@@ -8,6 +8,7 @@
 #include "config.h"
 #include "kasse.h"
 #include "credit_manager.h"
+#include "time.h"
 // drucker 4 oder 5
 // graphic 4,0,10
 
@@ -16,12 +17,13 @@ char print_buffer[81];
 /* Hauptbildschirm ausgeben */
 void print_screen() {
 	BYTE i = 0;
+	char *time = get_time();
 	clrscr();
-	printf("C128-Kassenprogramm\n\n");
-	printf("Eingenommen: %ld Cents, Verkauft: %ld Flaschen, Drucken: %s\n\n", money, items_sold, (printing == 1 ? "ein" : "aus"));
+	printf("C128-Kassenprogramm\n\nUhrzeit: %s (wird nicht aktualisiert\nEingenommen: %ld Cents, Verkauft: %ld Flaschen, Drucken: %s\n\n", time, money, items_sold, (printing == 1 ? "ein" : "aus"));
+	free(time);
 	for (; i < num_items; ++i)
 		printf("Eintrag %x: %s (%d Cents, %d mal verkauft)\n", i, status[i].item_name, status[i].price, status[i].times_sold);
-	printf("\nBefehle: s) Daten sichern d) Drucken umschalten g) Guthabenverwaltung\n");
+	printf("\nBefehle: s) Daten sichern d) Drucken umschalten\ng) Guthabenverwaltung z) Zeit setzen\n");
 }
 
 /* Druckt eine entsprechende Zeile aus */
@@ -114,8 +116,33 @@ void buy(BYTE n) {
 	}
 }
 
+void set_time_interactive() {
+	BYTE part[3] = {'0', '0', '\0'};
+	BYTE tp1, tp2, tp3;
+	char *time_input, *time;
+	printf("Gib die aktuelle Uhrzeit ein (Format HHMMSS):\n");
+	time_input = get_input();
+	part[0] = time_input[0];
+	part[1] = time_input[1];
+	tp1 = atoi(part);
+	part[0] = time_input[2];
+	part[1] = time_input[3];
+	tp2 = atoi(part);
+	part[0] = time_input[4];
+	part[1] = time_input[5];
+	tp3 = atoi(part);
+	set_time(tp1, tp2, tp3);
+
+	time = get_time();
+	printf("Zeit gesetzt: %s\n", time);
+	free(time);
+}
+
 int main() {
-	static BYTE c;
+	BYTE c;
+	/* Zeit erstmalig setzen */
+	set_time_interactive();
+	POKE(216, 255);
 	/* Konfigurationsdatei laden */
 	load_config();
 	/* Einträge (=Getränke) laden */
@@ -123,7 +150,7 @@ int main() {
 	/* Zustand laden */
 	load_state();
 	/* Guthaben laden */
-	load_credits();
+//	load_credits();
 	while (1) {
 		/* Bildschirm anzeigen */
 		print_screen();
@@ -135,7 +162,7 @@ int main() {
 		else if (c == 's') {
 			/* Zustandsdatei schreiben */
 			save_state();
-			save_credits();
+//			save_credits();
 			printf("Statefile/Creditfile gesichert, druecke ANYKEY...\n");
 			getchar();
 		} else if (c == 'd') {
@@ -146,6 +173,9 @@ int main() {
 		} else if (c == 'g') {
 			/* Guthabenverwalter aufrufen */
 			credit_manager();
+		} else if (c == 'z') {
+			/* Zeit setzen */
+			set_time_interactive();
 		} else if (c == 'q')
 			break;
 	}
diff --git a/time.c b/time.c
new file mode 100644
index 0000000..4552fe0
--- /dev/null
+++ b/time.c
@@ -0,0 +1,30 @@
+#include <peekpoke.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include "general.h"
+
+char *get_time() {
+	long int h = PEEK(0x00A0) * 65536,
+		m = PEEK(0x00A1) * 256,
+		s = PEEK(0x00A2);
+	char *buffer = malloc(9 * sizeof(char));
+	BYTE hrs, min;
+	if (buffer == NULL) {
+		perror("malloc()");
+		exit(1);
+	}
+	h = (h + m + s) / 60;
+	hrs = (h / 3600);
+	h -= (hrs * 3600);
+	min = (h / 60);
+	h -= (min * 60);
+	sprintf(buffer, "%02d:%02d:%02d", hrs, min, (int)h);
+	return buffer;
+}
+
+void set_time(BYTE hrs, min, sec) {
+	long int added = ((long int)sec + ((long int)min * (long int)60) + ((long int)hrs * (long int)3600)) * (long int)60;
+	POKE(0x00A0, (BYTE)(added / 65536));
+	POKE(0x00A1, (BYTE)(added / 256));
+	POKE(0x00A2, (BYTE)added);
+}
diff --git a/time.h b/time.h
new file mode 100644
index 0000000..adc6ffb
--- /dev/null
+++ b/time.h
@@ -0,0 +1,5 @@
+#ifndef TIME_H_
+#define TIME_H_
+void set_time();
+char *get_time();
+#endif
-- 
2.39.5