* If the output buffer space is exhausted, then the bits will be ignored, and
* xpress_flush_output() will return 0 when it gets called.
*/
* If the output buffer space is exhausted, then the bits will be ignored, and
* xpress_flush_output() will return 0 when it gets called.
*/
xpress_write_bits(struct xpress_output_bitstream *os,
const u32 bits, const unsigned num_bits)
{
xpress_write_bits(struct xpress_output_bitstream *os,
const u32 bits, const unsigned num_bits)
{
xpress_write_byte(struct xpress_output_bitstream *os, u8 byte)
{
if (os->next_byte < os->end)
xpress_write_byte(struct xpress_output_bitstream *os, u8 byte)
{
if (os->next_byte < os->end)
xpress_write_u16(struct xpress_output_bitstream *os, u16 v)
{
if (os->end - os->next_byte >= 2) {
xpress_write_u16(struct xpress_output_bitstream *os, u16 v)
{
if (os->end - os->next_byte >= 2) {
xpress_write_item(struct xpress_item item, struct xpress_output_bitstream *os,
const u32 codewords[], const u8 lens[])
{
xpress_write_item(struct xpress_item item, struct xpress_output_bitstream *os,
const u32 codewords[], const u8 lens[])
{
len_hdr = min(0xF, adjusted_len);
sym = XPRESS_NUM_CHARS + ((log2_offset << 4) | len_hdr);
len_hdr = min(0xF, adjusted_len);
sym = XPRESS_NUM_CHARS + ((log2_offset << 4) | len_hdr);
/* Tally the Huffman symbol for a literal and return the intermediate
* representation of that literal. */
/* Tally the Huffman symbol for a literal and return the intermediate
* representation of that literal. */
/* Tally the Huffman symbol for a match and return the intermediate
* representation of that match. */
/* Tally the Huffman symbol for a match and return the intermediate
* representation of that match. */
xpress_record_match(struct xpress_compressor *c, unsigned length, unsigned offset)
{
unsigned adjusted_len = length - XPRESS_MIN_MATCH_LEN;
unsigned len_hdr = min(adjusted_len, 0xF);
xpress_record_match(struct xpress_compressor *c, unsigned length, unsigned offset)
{
unsigned adjusted_len = length - XPRESS_MIN_MATCH_LEN;
unsigned len_hdr = min(adjusted_len, 0xF);
len_hdr = min(0xF, adjusted_len);
sym = XPRESS_NUM_CHARS + ((log2_offset << 4) | len_hdr);
len_hdr = min(0xF, adjusted_len);
sym = XPRESS_NUM_CHARS + ((log2_offset << 4) | len_hdr);