X-Git-Url: https://wimlib.net/git/?a=blobdiff_plain;f=src%2Fdecomp.h;h=0bd2a69f2f68f8d395e9eab284705f762da85b9b;hb=034fd063f956d0806e557680a36a69a42556a776;hp=c039582c79e8aa2228eeb0ace2ea322acc3659cb;hpb=6f7956a06fcf92a304fae93e393e8eaee34e92d5;p=wimlib diff --git a/src/decomp.h b/src/decomp.h index c039582c..0bd2a69f 100644 --- a/src/decomp.h +++ b/src/decomp.h @@ -25,15 +25,15 @@ struct input_bitstream { const u8 *data; /* Number of bits in @bitbuf that are valid. */ - uint bitsleft; + unsigned bitsleft; /* Number of words of data that are left. */ - uint data_bytes_left; + unsigned data_bytes_left; }; /* Initializes a bitstream to receive its input from @data. */ -static inline void init_input_bitstream(struct input_bitstream *istream, - const void *data, uint num_data_bytes) +static inline void init_input_bitstream(struct input_bitstream *istream, + const void *data, unsigned num_data_bytes) { istream->bitbuf = 0; istream->bitsleft = 0; @@ -42,8 +42,8 @@ static inline void init_input_bitstream(struct input_bitstream *istream, } /* Ensures that the bit buffer contains @num_bits bits. */ -static inline int bitstream_ensure_bits(struct input_bitstream *istream, - uint num_bits) +static inline int bitstream_ensure_bits(struct input_bitstream *istream, + unsigned num_bits) { wimlib_assert(num_bits <= 16); @@ -62,9 +62,9 @@ static inline int bitstream_ensure_bits(struct input_bitstream *istream, if (istream->data_bytes_left < 2) return 1; - uint shift = sizeof(input_bitbuf_t) * 8 - 16 - - istream->bitsleft; - istream->bitbuf |= (input_bitbuf_t)to_le16( + unsigned shift = sizeof(input_bitbuf_t) * 8 - 16 - + istream->bitsleft; + istream->bitbuf |= (input_bitbuf_t)le16_to_cpu( *(u16*)istream->data) << shift; istream->data += 2; istream->bitsleft += 16; @@ -75,8 +75,8 @@ static inline int bitstream_ensure_bits(struct input_bitstream *istream, /* Returns the next @num_bits bits in the bit buffer. It must contain at least * @num_bits bits to call this function. */ -static inline uint bitstream_peek_bits(const struct input_bitstream *istream, - uint num_bits) +static inline unsigned +bitstream_peek_bits(const struct input_bitstream *istream, unsigned num_bits) { if (num_bits == 0) return 0; @@ -85,16 +85,16 @@ static inline uint bitstream_peek_bits(const struct input_bitstream *istream, /* Removes @num_bits bits from the bit buffer. It must contain at least * @num_bits bits to call this function. */ -static inline void bitstream_remove_bits(struct input_bitstream *istream, - uint num_bits) +static inline void bitstream_remove_bits(struct input_bitstream *istream, + unsigned num_bits) { istream->bitbuf <<= num_bits; istream->bitsleft -= num_bits; } /* Reads and returns @num_bits bits from the input bitstream. */ -static inline int bitstream_read_bits(struct input_bitstream *istream, - uint num_bits, uint *n) +static inline int bitstream_read_bits(struct input_bitstream *istream, + unsigned num_bits, unsigned *n) { int ret; ret = bitstream_ensure_bits(istream, num_bits); @@ -111,7 +111,7 @@ static inline int bitstream_read_bits(struct input_bitstream *istream, * compressed bitstream. These bytes are basically separate from the bitstream, * as they come AFTER the bits that are currently in the buffer variable (based * on reading 16 bits at a time), even though the buffer variable may not be - * empty. + * empty. * * This function returns the next such literal length byte in the input * bitstream. Returns -1 if we are at the end of the bitstream. */ @@ -129,10 +129,10 @@ static inline int bitstream_read_byte(struct input_bitstream *istream) /* Reads @num_bits bits from the bit buffer without checking to see if that many * bits are in the buffer or not. */ -static inline uint bitstream_read_bits_nocheck(struct input_bitstream *istream, - uint num_bits) +static inline unsigned +bitstream_read_bits_nocheck(struct input_bitstream *istream, unsigned num_bits) { - uint n = bitstream_peek_bits(istream, num_bits); + unsigned n = bitstream_peek_bits(istream, num_bits); bitstream_remove_bits(istream, num_bits); return n; } @@ -142,25 +142,25 @@ static inline void flush_input_bitstream(struct input_bitstream *istream) { bitstream_remove_bits(istream, istream->bitsleft); istream->bitsleft = 0; - istream->bitbuf = 0; + istream->bitbuf = 0; } -extern int bitstream_read_bytes(struct input_bitstream *istream, size_t n, +extern int bitstream_read_bytes(struct input_bitstream *istream, size_t n, void *dest); -extern int align_input_bitstream(struct input_bitstream *istream, +extern int align_input_bitstream(struct input_bitstream *istream, bool skip_word_if_aligned); -extern int read_huffsym(struct input_bitstream *stream, +extern int read_huffsym(struct input_bitstream *stream, const u16 decode_table[], const u8 lengths[], unsigned num_symbols, unsigned table_bits, - uint *n, + unsigned *n, unsigned max_codeword_len); -extern int make_huffman_decode_table(u16 decode_table[], uint num_syms, - uint num_bits, const u8 lengths[], - uint max_codeword_len); +extern int make_huffman_decode_table(u16 decode_table[], unsigned num_syms, + unsigned num_bits, const u8 lengths[], + unsigned max_codeword_len); #endif /* _WIMLIB_DECOMP_H */