EMILE/tools/iso9660_cat.c

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/*
*
* (c) 2005 Laurent Vivier <Laurent@lvivier.info>
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*
*/
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#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>
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#include <libstream.h>
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#include "device.h"
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int main(int argc, char **argv)
{
char *path;
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device_io_t device;
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iso9660_FILE* file;
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iso9660_VOLUME *volume;
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char buffer[512];
size_t size;
int get_info = 0;
int arg = 1;
char *devname;
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if ((argc > arg) && (strcmp(argv[arg], "-i") == 0)) {
arg++;
get_info = 1;
}
if (argc > arg)
devname = argv[arg++];
else
devname = "/dev/cdrom";
if (argc > arg)
path = argv[arg++];
else
path = "/";
device.data = device_open(devname);
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device.read_sector = (stream_read_sector_t)device_read_sector;
device.close = (stream_close_t)device_close;
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volume = iso9660_mount(&device);
if (volume == NULL)
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return 1;
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file = iso9660_open(volume, path);
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if (file == NULL)
{
fprintf(stderr, "%s not found\n", path);
return -1;
}
if (get_info) {
printf("%d %d\n", file->base * 4, file->size);
} else {
while((size = iso9660_read(file, buffer, 512)) > 0)
write(STDOUT_FILENO, buffer, size);
}
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iso9660_close(file);
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iso9660_umount(volume);
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device_close(device.data);
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return 0;
}