Add iso9660 tools

tools/Makefile

@@ -10,15 +10,19 @@ LD=$(CROSS_COMPILE)ld
 AR=$(CROSS_COMPILE)ar
 
 PROGRAMS = emile-set-cmdline emile-first-tune emile-install \
-	   emile-set-output emile emile-map-set
+	   emile-set-output emile emile-map-set iso9660_ls \
+	   iso9660_cat
 
 DISTFILES	= emile-set-cmdline.c Makefile emile-first-tune.c \
 		  emile-install.c emile-set-output.c emile.c \
-		  emile_scanbus.c emile-map-set.c
+		  emile_scanbus.c emile-map-set.c iso9660_ls.c \
+		  iso9660_cat.c
 
-CPPFLAGS = $(CROSS_COMPILE_CPPFLAGS) -DSIGNATURE="\"$(SIGNATURE)\"" -DPREFIX=\"$(PREFIX)\" -I../libemile
+CPPFLAGS = $(CROSS_COMPILE_CPPFLAGS) -DSIGNATURE="\"$(SIGNATURE)\"" -DPREFIX=\"$(PREFIX)\" \
+	   -I../libemile -I../libiso9660
 CFLAGS	= -Wall -g
-LDLIBS = $(CROSS_COMPILE_LDFLAGS) -L../libemile -lemile
+LDLIBS = $(CROSS_COMPILE_LDFLAGS) -L../libemile -lemile -L../libiso9660/native -liso9660
+
 
 all: $(PROGRAMS)
 
@@ -26,6 +30,10 @@ emile: emile.o emile_scanbus.o
 
 emile-map-set: emile-map-set.o emile_scanbus.o
 
+iso9660_ls: iso9660_ls.o device.o
+
+iso9660_cat: iso9660_cat.o device.o
+
 install:
 	install -d $(DESTDIR)/$(PREFIX)/sbin/
 	install emile-set-cmdline $(DESTDIR)/$(PREFIX)/sbin/emile-set-cmdline

tools/device.c

@@ -0,0 +1,29 @@
+#include <sys/types.h>
+#include <unistd.h>
+#include <stdio.h>
+
+#define SECTOR_SIZE     (2048)
+#define ISO_BLOCKS(X)   (((X) / SECTOR_SIZE) + (((X)%SECTOR_SIZE)?1:0))
+
+static const char *filename = "/dev/cdrom";
+static FILE *infile = NULL;
+
+int iso9660_device_open(void)
+{
+	infile = fopen(filename, "rb");
+	if (infile == NULL)
+		return -1;
+	return 0;
+}
+
+void iso9660_device_close(void)
+{
+	if (infile)
+		fclose(infile);
+}
+
+void iso9660_device_read(off_t offset, void* buffer, size_t size)
+{
+	lseek(fileno(infile), offset << 11, SEEK_SET);
+	read(fileno(infile), buffer, ISO_BLOCKS(size) << 11);
+}

tools/iso9660_cat.c

@@ -0,0 +1,40 @@
+#include <sys/types.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <limits.h>
+#include <stddef.h>
+#include <string.h>
+
+#include <libiso9660.h>
+
+int main(int argc, char **argv)
+{
+	char *path;
+	iso9660_FILE* file;
+	char buffer[512];
+	size_t size;
+
+	if (iso9660_mount(NULL) != 0)
+		return 1;
+
+	if (argc > 1)
+		path = argv[1];
+	else
+		path = "/";
+
+	file = iso9660_open(path);
+	if (file == NULL)
+	{
+		fprintf(stderr, "%s not found\n", path);
+		return -1;
+	}
+
+	while((size = iso9660_read(file, buffer, 512)) > 0)
+		write(STDOUT_FILENO, buffer, size);
+	iso9660_close(file);
+
+	iso9660_umount();
+
+	return 0;
+}

tools/iso9660_ls.c

@@ -0,0 +1,51 @@
+#include <sys/types.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <limits.h>
+#include <stddef.h>
+#include <string.h>
+
+#include <libiso9660.h>
+
+static void list(char *path)
+{
+	char            name_buf[256];
+	iso9660_DIR *dir;
+	struct iso_directory_record *idr;
+
+	dir = iso9660_opendir(path);
+	if (dir == NULL)
+		return;
+
+	while ((idr = iso9660_readdir(dir)) != NULL)
+	{
+		iso9660_name(name_buf, idr);
+
+		if (iso9660_is_directory(idr)) {
+			printf("%s/\n", name_buf);
+		} else {
+			printf("%s\n", name_buf);
+		}
+	}
+	iso9660_closedir(dir);
+}
+
+int main(int argc, char **argv)
+{
+	char *path;
+
+	if (iso9660_mount(NULL) != 0)
+		return -1;
+
+	if (argc > 1)
+		path = argv[1];
+	else
+		path = "/";
+
+	list(path);
+
+	iso9660_umount();
+
+	return (0);
+}