/* API function documented in wimlib.h */
WIMLIBAPI void
wimlib_free(WIMStruct *wim)
{
if (!wim)
return;
while (!list_empty(&wim->subwims)) {
WIMStruct *subwim;
subwim = list_entry(wim->subwims.next, WIMStruct, subwim_node);
list_del(&subwim->subwim_node);
wimlib_free(subwim);
}
if (filedes_valid(&wim->in_fd))
filedes_close(&wim->in_fd);
if (filedes_valid(&wim->out_fd))
filedes_close(&wim->out_fd);
free_blob_table(wim->blob_table);
wimlib_free_decompressor(wim->decompressor);
FREE(wim->filename);
free_wim_info(wim->wim_info);
if (wim->image_metadata) {
for (unsigned i = 0; i < wim->hdr.image_count; i++)
put_image_metadata(wim->image_metadata[i], NULL);
FREE(wim->image_metadata);
}
FREE(wim);
}
int main(int argc, char **argv)
{
const char *in_filename;
const char *out_filename;
int in_fd;
int out_fd;
uint32_t ctype;
uint32_t chunk_size;
int ret;
struct wimlib_decompressor *decompressor;
if (argc != 3) {
fprintf(stderr, "Usage: %s INFILE OUTFILE\n", argv[0]);
return 2;
}
in_filename = argv[1];
out_filename = argv[2];
/* Open input file and output file. */
in_fd = open(in_filename, O_RDONLY);
if (in_fd < 0)
error(1, errno, "Failed to open \"%s\"", in_filename);
out_fd = open(out_filename, O_WRONLY | O_TRUNC | O_CREAT, 0644);
if (out_fd < 0)
error(1, errno, "Failed to open \"%s\"", out_filename);
/* Get compression type and chunk size. */
if (read(in_fd, &ctype, sizeof(uint32_t)) != sizeof(uint32_t) ||
read(in_fd, &chunk_size, sizeof(uint32_t)) != sizeof(uint32_t))
error(1, errno, "Error reading from \"%s\"", in_filename);
/* Create a decompressor for the compression type and chunk size with
* the default parameters. */
ret = wimlib_create_decompressor(ctype, chunk_size, &decompressor);
if (ret != 0)
error(1, 0, "Failed to create decompressor: %s",
wimlib_get_error_string(ret));
/* Decompress and write the data. */
do_decompress(in_fd, in_filename,
out_fd, out_filename,
chunk_size, decompressor);
/* Cleanup and return. */
if (close(out_fd))
error(1, errno, "Error closing \"%s\"", out_filename);
wimlib_free_decompressor(decompressor);
return 0;
}