Marked libisofs SVN copy as outdated (use bzr on lp)

libisofs_outdated/branches/thomas/demo/iso_ms.c

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+/*
+ * Little program to show how to create a multisession iso image.
+ */
+
+#include "libisofs.h"
+#include "libburn/libburn.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <err.h>
+
+void usage(char **argv)
+{
+    printf("%s LSS NWA DISC DIRECTORY OUTPUT\n", argv[0]);
+}
+
+int main(int argc, char **argv)
+{
+    int result;
+    IsoImage *image;
+    IsoDataSource *src;
+    struct burn_source *burn_src;
+    unsigned char buf[2048];
+    FILE *fd;
+    IsoWriteOpts *opts;
+    IsoReadOpts *ropts;
+    uint32_t ms_block;
+	
+    if (argc < 6) {
+        usage(argv);
+        return 1;
+    }
+
+    fd = fopen(argv[5], "w");
+    if (!fd) {
+        err(1, "error opening output file");
+    }
+
+    iso_init();
+    iso_set_msgs_severities("NEVER", "ALL", "");
+    
+    /* create the data source to accesss previous image */
+    result = iso_data_source_new_from_file(argv[3], &src);
+    if (result < 0) {
+        printf ("Error creating data source\n");
+        return 1;
+    }
+    
+    /* create the image context */
+    result = iso_image_new("volume_id", &image);
+    if (result < 0) {
+        printf ("Error creating image\n");
+        return 1;
+    }
+    iso_tree_set_follow_symlinks(image, 0);
+    iso_tree_set_ignore_hidden(image, 0);
+    
+    /* import previous image */
+    result = iso_read_opts_new(&ropts, 0);
+    if (result < 0) {
+        fprintf(stderr, "Error creating read options\n");
+        return 1;
+    }
+    iso_read_opts_set_start_block(ropts, atoi(argv[1]));
+    result = iso_image_import(image, src, ropts, NULL);
+    iso_read_opts_free(ropts);
+    iso_data_source_unref(src);
+    if (result < 0) {
+        printf ("Error importing previous session %d\n", result);
+        return 1;
+    }
+    
+    /* add new dir */
+    result = iso_tree_add_dir_rec(image, iso_image_get_root(image), argv[4]);
+    if (result < 0) {
+        printf ("Error adding directory %d\n", result);
+        return 1;
+    }
+    
+    /* generate a multisession image with new contents */
+    result = iso_write_opts_new(&opts, 1);
+    if (result < 0) {
+        printf("Cant create write opts, error %d\n", result);
+        return 1;
+    }
+    
+    /* round up to 32kb aligment = 16 block */
+    ms_block =  atoi(argv[2]);
+    iso_write_opts_set_ms_block(opts, ms_block);
+    iso_write_opts_set_appendable(opts, 1);
+
+    result = iso_image_create_burn_source(image, opts, &burn_src);
+    if (result < 0) {
+        printf ("Cant create image, error %d\n", result);
+        return 1;
+    }
+    iso_write_opts_free(opts);
+    
+    while (burn_src->read_xt(burn_src, buf, 2048) == 2048) {
+        fwrite(buf, 1, 2048, fd);
+    }
+    fclose(fd);
+    burn_src->free_data(burn_src);
+    free(burn_src);
+    
+    iso_image_unref(image);
+    iso_finish();
+	return 0;
+}