libarchive/libarchive/archive_read_support_filter_xz.c

481 	struct private_data *state;
484 	state = (struct private_data *)calloc(sizeof(*state), 1);
486 	if (state == NULL || out_block == NULL) {
490 		free(state);
494 	self->data = state;
495 	state->out_block_size = out_block_size;
496 	state->out_block = out_block;
501 	state->stream.avail_in = 0;
503 	state->stream.next_out = state->out_block;
504 	state->stream.avail_out = state->out_block_size;
506 	state->crc32 = 0;
513 		state->in_stream = 0;
516 		state->in_stream = 1;
520 		ret = lzma_stream_decoder(&(state->stream),
524 		ret = lzma_alone_decoder(&(state->stream),
533 	free(state->out_block);
534 	free(state);
542 	struct private_data *state;
550 	state = (struct private_data *)self->data;
556 	state->lzip_ver = h[4];
574 	state->member_in = 6;
586 	ret = lzma_raw_decoder(&(state->stream), filters);
598 	struct private_data *state;
603 	state = (struct private_data *)self->data;
604 	if (state->lzip_ver == 0)
619 	if (state->crc32 != archive_le32dec(f)) {
626 	if ((uint64_t)state->member_out != archive_le64dec(f + 4)) {
633 	if (state->lzip_ver == 1 &&
634 	    (uint64_t)state->member_in + tail != archive_le64dec(f + 12)) {
644 		state->in_stream = 0;
645 		state->crc32 = 0;
646 		state->member_out = 0;
647 		state->member_in = 0;
648 		state->eof = 0;
659 	struct private_data *state;
664 	state = (struct private_data *)self->data;
667 	state->stream.next_out = state->out_block;
668 	state->stream.avail_out = state->out_block_size;
671 	while (state->stream.avail_out > 0 && !state->eof) {
672 		if (!state->in_stream) {
679 			state->in_stream = 1;
681 		state->stream.next_in =
683 		if (state->stream.next_in == NULL && avail_in < 0) {
689 		state->stream.avail_in = avail_in;
692 		ret = lzma_code(&(state->stream),
693 		    (state->stream.avail_in == 0)? LZMA_FINISH: LZMA_RUN);
696 			state->eof = 1;
700 			    avail_in - state->stream.avail_in);
701 			state->member_in +=
702 			    avail_in - state->stream.avail_in;
710 	decompressed = state->stream.next_out - state->out_block;
711 	state->total_out += decompressed;
712 	state->member_out += decompressed;
716 		*p = state->out_block;
718 			state->crc32 = lzma_crc32(state->out_block,
719 			    decompressed, state->crc32);
720 			if (state->eof) {
736 	struct private_data *state;
738 	state = (struct private_data *)self->data;
739 	lzma_end(&(state->stream));
740 	free(state->out_block);
741 	free(state);