93 } istream_t;  typedef
99 static inline u64 IO_read_bits(istream_t *const in, const int num_bits);
101 static inline void IO_rewind_bits(istream_t *const in, const int num_bits);
104 static inline void IO_align_stream(istream_t *const in);
111 static inline size_t IO_istream_len(const istream_t *const in);
115 static inline const u8 *IO_get_read_ptr(istream_t *const in, size_t len);
121 static inline void IO_advance_input(istream_t *const in, size_t len);
126 static inline istream_t IO_make_istream(const u8 *in, size_t len);
131 static inline istream_t IO_make_sub_istream(istream_t *const in, size_t len);
179                                      ostream_t *const out, istream_t *const in);
184                                      ostream_t *const out, istream_t *const in);
240                                           istream_t *const in);
249 static void FSE_decode_header(FSE_dtable *const dtable, istream_t *const in,
344 static void decode_frame(ostream_t *const out, istream_t *const in,
349                              istream_t *const in);
352 static size_t decode_literals(frame_context_t *const ctx, istream_t *const in,
356 static size_t decode_sequences(frame_context_t *const ctx, istream_t *const in,
367 static u32 copy_literals(const size_t seq, istream_t *litstream,
397     istream_t in = IO_make_istream(src, src_len);  in ZSTD_decompress_with_dict()
413 static void decode_data_frame(ostream_t *const out, istream_t *const in,
416                                istream_t *const in,
420                                istream_t *const in);
425                             istream_t *const in);
427 static void decode_frame(ostream_t *const out, istream_t *const in,  in decode_frame()
445 static void decode_data_frame(ostream_t *const out, istream_t *const in,  in decode_data_frame()
465                                istream_t *const in,  in init_frame_context()
493                                istream_t *const in) {  in parse_frame_header()
586                             istream_t *const in) {  in decompress_data()
640             istream_t block_stream = IO_make_sub_istream(in, block_len);  in decompress_data()
664                              istream_t *const in) {  in decompress_block()
689 static size_t decode_literals_simple(istream_t *const in, u8 **const literals,
693                                          istream_t *const in,
697 static void decode_huf_table(HUF_dtable *const dtable, istream_t *const in);
698 static void fse_decode_hufweights(ostream_t *weights, istream_t *const in,
701 static size_t decode_literals(frame_context_t *const ctx, istream_t *const in,  in decode_literals()
734 static size_t decode_literals_simple(istream_t *const in, u8 **const literals,  in decode_literals_simple()
791                                          istream_t *const in,  in decode_literals_compressed()
837     istream_t huf_stream = IO_make_sub_istream(in, compressed_size);  in decode_literals_compressed()
868 static void decode_huf_table(HUF_dtable *const dtable, istream_t *const in) {  in decode_huf_table()
906         istream_t fse_stream = IO_make_sub_istream(in, header);  in decode_huf_table()
915 static void fse_decode_hufweights(ostream_t *weights, istream_t *const in,  in fse_decode_hufweights()
995                                  istream_t *const in,
1001 static void decode_seq_table(FSE_dtable *const table, istream_t *const in,
1004 static size_t decode_sequences(frame_context_t *const ctx, istream_t *in,  in decode_sequences()
1046 static void decompress_sequences(frame_context_t *const ctx, istream_t *in,  in decompress_sequences()
1174 static void decode_seq_table(FSE_dtable *const table, istream_t *const in,  in decode_seq_table()
1236     istream_t litstream = IO_make_istream(literals, literals_len);  in execute_sequences()
1267 static u32 copy_literals(const size_t literal_length, istream_t *litstream,  in copy_literals()
1376     istream_t in = IO_make_istream(src, src_len);  in ZSTD_get_decompressed_size()
1430                                     istream_t *const in);
1443     istream_t in = IO_make_istream(byte_src, src_len);  in parse_dictionary()
1487                                     istream_t *const in) {  in init_dictionary_content()
1592 static inline u64 IO_read_bits(istream_t *const in, const int num_bits) {  in IO_read_bits()
1614 static inline void IO_rewind_bits(istream_t *const in, int num_bits) {  in IO_rewind_bits()
1634 static inline void IO_align_stream(istream_t *const in) {  in IO_align_stream()
1658 static inline size_t IO_istream_len(const istream_t *const in) {  in IO_istream_len()
1664 static inline const u8 *IO_get_read_ptr(istream_t *const in, size_t len) {  in IO_get_read_ptr()
1690 static inline void IO_advance_input(istream_t *const in, size_t len) {  in IO_advance_input()
1708 static inline istream_t IO_make_istream(const u8 *in, size_t len) {  in IO_make_istream()
1709     return (istream_t) { in, len, 0 };  in IO_make_istream()
1715 static inline istream_t IO_make_sub_istream(istream_t *const in, size_t len) {  in IO_make_sub_istream()
1816                                      istream_t *const in) {  in HUF_decompress_1stream()
1864                                      ostream_t *const out, istream_t *const in) {  in HUF_decompress_4stream()
1874     istream_t in1 = IO_make_sub_istream(in, csize1);  in HUF_decompress_4stream()
1875     istream_t in2 = IO_make_sub_istream(in, csize2);  in HUF_decompress_4stream()
1876     istream_t in3 = IO_make_sub_istream(in, csize3);  in HUF_decompress_4stream()
1877     istream_t in4 = IO_make_sub_istream(in, IO_istream_len(in));  in HUF_decompress_4stream()
2047                                           istream_t *const in) {  in FSE_decompress_interleaved2()
2194 static void FSE_decode_header(FSE_dtable *const dtable, istream_t *const in,  in FSE_decode_header()