Little test app that extracts contents of a file from image.

This commit is contained in:
Vreixo Formoso 2008-01-03 13:28:51 +01:00
parent 2fada8eaa4
commit b8e44a936a
4 changed files with 111 additions and 2 deletions

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@ -31,3 +31,4 @@ demo/ecma119tree
demo/iso
demo/catbuffer
demo/isoread
demo/isocat

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@ -57,7 +57,8 @@ noinst_PROGRAMS = \
demo/tree \
demo/ecma119tree \
demo/iso \
demo/isoread
demo/isoread \
demo/isocat
demo_lsl_CPPFLAGS = -Isrc
demo_lsl_LDADD = $(src_libisofs_la_OBJECTS) $(THREAD_LIBS)
@ -87,6 +88,10 @@ demo_isoread_CPPFLAGS = -Isrc
demo_isoread_LDADD = $(src_libisofs_la_OBJECTS) $(THREAD_LIBS)
demo_isoread_SOURCES = demo/iso_read.c
demo_isocat_CPPFLAGS = -Isrc
demo_isocat_LDADD = $(src_libisofs_la_OBJECTS) $(THREAD_LIBS)
demo_isocat_SOURCES = demo/iso_cat.c
## Build unit test

104
demo/iso_cat.c Normal file
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@ -0,0 +1,104 @@
/*
* Copyright (c) 2007 Vreixo Formoso
*
* This file is part of the libisofs project; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation. See COPYING file for details.
*/
#include <stdio.h>
#include <stdlib.h>
#include "libisofs.h"
#include "fsource.h"
#include "fs_image.h"
#include "messages.h"
/*
* Little test program to test filesystem implementations.
* Outputs file contents to stdout!
*/
int main(int argc, char **argv)
{
int res;
IsoFilesystem *fs;
IsoFileSource *file;
struct stat info;
IsoDataSource *src;
struct iso_read_opts opts = {
0, /* block */
0, /* norock */
0, /* nojoliet */
0, /* preferjoliet */
0, /* uid; */
0, /* gid; */
0, /* mode */
NULL, /* messenger */
"UTF-8" /* input_charset */
};
if (argc != 3) {
fprintf(stderr, "Usage: isocat /path/to/image /path/to/file\n");
return 1;
}
res = libiso_msgs_new(&opts.messenger, 0);
if (res <= 0) {
printf ("Can't create messenger\n");
return 1;
}
libiso_msgs_set_severities(opts.messenger, LIBISO_MSGS_SEV_NEVER,
LIBISO_MSGS_SEV_ALL, "", 0);
res = iso_data_source_new_from_file(argv[1], &src);
if (res < 0) {
printf ("Error creating data source\n");
return 1;
}
res = iso_image_filesystem_new(src, &opts, &fs);
if (res < 0) {
printf ("Error creating filesystem\n");
return 1;
}
res = fs->get_by_path(fs, argv[2], &file);
if (res < 0) {
fprintf(stderr, "Can't get file, err = %d\n", res);
return 1;
}
res = iso_file_source_lstat(file, &info);
if (res < 0) {
fprintf(stderr, "Can't stat file, err = %d\n", res);
return 1;
}
if (S_ISDIR(info.st_mode)) {
fprintf(stderr, "Path refers to a directory!!\n");
return 1;
} else {
char buf[1024];
res = iso_file_source_open(file);
if (res < 0) {
fprintf(stderr, "Can't open file, err = %d\n", res);
return 1;
}
while ((res = iso_file_source_read(file, buf, 1024)) > 0) {
fwrite(buf, 1, res, stdout);
}
if (res < 0) {
fprintf(stderr, "Error reading, err = %d\n", res);
return 1;
}
iso_file_source_close(file);
}
iso_file_source_unref(file);
iso_filesystem_unref(fs);
iso_data_source_unref(src);
libiso_msgs_destroy(&opts.messenger, 0);
return 0;
}

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@ -18,7 +18,6 @@
#include "rockridge.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>