lib/xz/xz_dec_lzma2.c

269 	struct lzma2_dec lzma2;
885 	if (s->temp.size > 0 || s->lzma2.compressed == 0) {
887 		if (tmp > s->lzma2.compressed - s->temp.size)
888 			tmp = s->lzma2.compressed - s->temp.size;
894 		if (s->temp.size + tmp == s->lzma2.compressed) {
913 		s->lzma2.compressed -= s->rc.in_pos;
931 		if (in_avail >= s->lzma2.compressed + LZMA_IN_REQUIRED)
932 			s->rc.in_limit = b->in_pos + s->lzma2.compressed;
940 		if (in_avail > s->lzma2.compressed)
943 		s->lzma2.compressed -= in_avail;
949 		if (in_avail > s->lzma2.compressed)
950 			in_avail = s->lzma2.compressed;
969 	while (b->in_pos < b->in_size || s->lzma2.sequence == SEQ_LZMA_RUN) {
970 		switch (s->lzma2.sequence) {
1009 				s->lzma2.need_props = true;
1010 				s->lzma2.need_dict_reset = false;
1012 			} else if (s->lzma2.need_dict_reset) {
1017 				s->lzma2.uncompressed = (tmp & 0x1F) << 16;
1018 				s->lzma2.sequence = SEQ_UNCOMPRESSED_1;
1026 					s->lzma2.need_props = false;
1027 					s->lzma2.next_sequence
1030 				} else if (s->lzma2.need_props) {
1034 					s->lzma2.next_sequence
1043 				s->lzma2.sequence = SEQ_COMPRESSED_0;
1044 				s->lzma2.next_sequence = SEQ_COPY;
1050 			s->lzma2.uncompressed
1052 			s->lzma2.sequence = SEQ_UNCOMPRESSED_2;
1056 			s->lzma2.uncompressed
1058 			s->lzma2.sequence = SEQ_COMPRESSED_0;
1062 			s->lzma2.compressed
1064 			s->lzma2.sequence = SEQ_COMPRESSED_1;
1068 			s->lzma2.compressed
1070 			s->lzma2.sequence = s->lzma2.next_sequence;
1077 			s->lzma2.sequence = SEQ_LZMA_PREPARE;
1082 			if (s->lzma2.compressed < RC_INIT_BYTES)
1088 			s->lzma2.compressed -= RC_INIT_BYTES;
1089 			s->lzma2.sequence = SEQ_LZMA_RUN;
1101 			 * multiple times without changing s->lzma2.sequence.
1105 					s->lzma2.uncompressed));
1109 			s->lzma2.uncompressed -= dict_flush(&s->dict, b);
1111 			if (s->lzma2.uncompressed == 0) {
1112 				if (s->lzma2.compressed > 0 || s->lzma.len > 0
1117 				s->lzma2.sequence = SEQ_CONTROL;
1122 						< s->lzma2.compressed)) {
1129 			dict_uncompressed(&s->dict, b, &s->lzma2.compressed);
1130 			if (s->lzma2.compressed > 0)
1133 			s->lzma2.sequence = SEQ_CONTROL;
1193 	s->lzma2.sequence = SEQ_CONTROL;
1194 	s->lzma2.need_dict_reset = true;
1225 	if (s->lzma2.sequence != SEQ_LZMA_RUN) {
1226 		if (s->lzma2.sequence == SEQ_PROPERTIES) {
1238 			s->lzma2.sequence = SEQ_LZMA_PREPARE;
1248 		if (s->lzma2.compressed < RC_INIT_BYTES
1249 				|| s->lzma2.compressed > (3U << 30))
1255 		s->lzma2.compressed -= RC_INIT_BYTES;
1256 		s->lzma2.sequence = SEQ_LZMA_RUN;
1267 					   s->lzma2.uncompressed));
1272 		s->lzma2.uncompressed -= dict_flush(&s->dict, b);
1274 		if (s->lzma2.uncompressed == 0) {
1275 			if (s->lzma2.pedantic_microlzma) {
1276 				if (s->lzma2.compressed > 0 || s->lzma.len > 0
1288 				&& s->temp.size < s->lzma2.compressed)
1329 	s->s.lzma2.compressed = comp_size;
1330 	s->s.lzma2.uncompressed = uncomp_size;
1331 	s->s.lzma2.pedantic_microlzma = uncomp_size_is_exact;
1333 	s->s.lzma2.sequence = SEQ_PROPERTIES;