From d8c196b5d4959165d1fcc5f31ff8fb9f95b1900e Mon Sep 17 00:00:00 2001
From: sECuRE <sECuRE@af93e077-1a23-4f1e-9cbe-9382a9d578f5>
Date: Fri, 2 Nov 2007 21:51:13 +0000
Subject: [PATCH] Add hex viewer "cat"

git-svn-id: https://shell.noname-ev.de/svn/kasse/c128@78 af93e077-1a23-4f1e-9cbe-9382a9d578f5
---
 Makefile      |  3 ++
 include/cat.h |  0
 src/cat.c     | 81 +++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 84 insertions(+)
 create mode 100644 include/cat.h
 create mode 100644 src/cat.c

diff --git a/Makefile b/Makefile
index f8b9ab7..ba5932a 100644
--- a/Makefile
+++ b/Makefile
@@ -25,6 +25,9 @@ itemz: src/config.o src/itemz.o src/general.o src/credit_manager.o
 	# cp /tmp/cc65/lib/c128* .
 	PATH=${PATH}:~/customSoftware/cc65-2.11.0/src/ld65:/tmp/cc65/lib ${CL} -t c128 src/config.o src/itemz.o src/general.o src/credit_manager.o -o itemz
 
+cat: src/general.o src/cat.o
+	${CL} -t c128 src/general.o src/cat.o -o cat
+
 all: kasse itemz
 
 package: all
diff --git a/include/cat.h b/include/cat.h
new file mode 100644
index 0000000..e69de29
diff --git a/src/cat.c b/src/cat.c
new file mode 100644
index 0000000..fedf007
--- /dev/null
+++ b/src/cat.c
@@ -0,0 +1,81 @@
+#include <stdio.h>
+#include <conio.h>
+#include <string.h>
+#include <dirent.h>
+#include <cbm.h>
+
+#include "general.h"
+
+#define x2(x) (buffer[x] < 10 ? "0" : ""), buffer[x]
+
+int main() {
+	char *filename = NULL;
+	FILE *file;
+	unsigned int c;
+	unsigned char i;
+	char buffer[8];
+	char readable[9];
+	struct cbm_dirent *dirent;
+
+	memset(readable, '\0', 9);
+
+	while (1) {
+		clrscr();
+		while (filename == NULL || *filename == '\0') {
+			printf("Please enter filename (q to exit, d for dirlist):\r\n");
+			filename = get_input();
+		}
+		if (*filename == 'q')
+			return 0;
+		else if (*filename == 'd') {
+			c = 0;
+			if (cbm_opendir((BYTE)8, (BYTE)8) != 0) {
+				cprintf("could not open directory\r\n");
+				return 1;
+			}
+			while (cbm_readdir((BYTE)8, dirent) == 0) {
+				printf("file %d: %s\n", c, dirent->name);
+				get_input();
+			}
+			cbm_closedir((BYTE)8);
+
+			printf("Finished listing directory, press RETURN...\n");
+			get_input();
+
+			filename = NULL;
+			continue;
+		}
+		c = 0;
+		if ((file = fopen(filename, "r")) == NULL) {
+			printf("Could not open file\r\n");
+			continue;
+		}
+		clrscr();
+		while (!feof(file)) {
+			if (fgets(buffer, 8, file) != buffer) {
+				printf("Could not read from file, bailing out\r\n");
+				return 1;
+			}
+			for (i = 0; i < 8; i++)
+				if (	(buffer[i] >= 0x41 && buffer[i] <= 0x5A) ||
+					(buffer[i] >= 0xC1 && buffer[i] <= 0xDA) ||
+					(buffer[i] >= 0x30 && buffer[i] <= 0x39))
+					readable[i] = buffer[i];
+				else readable[i] = 0x2E;
+			printf("%s%x |%s%x %s%x %s%x %s%x %s%x %s%x %s%x %s%x| %s \n",
+				(c <= 0xF ? "0" : ""), c,
+				x2(0), x2(1), x2(2), x2(3),
+				x2(4), x2(5), x2(6), x2(7),
+				readable);
+			c++;
+			if ((c % 20) == 0) {
+				get_input();
+				clrscr();
+			}
+		}
+		fclose(file);
+		filename = NULL;
+		printf("File finished, press RETURN...\n");
+		get_input();
+	}
+}
-- 
2.39.5