diff options
Diffstat (limited to 'mtester.h')
| -rw-r--r-- | mtester.h | 39 |
1 files changed, 20 insertions, 19 deletions
@@ -37,16 +37,16 @@ public: at_stream_end( false ) {} - void load() - { - for( int i = 0; i < 5; ++i ) code = (code << 8) | get_byte(); - code &= range; // make sure that first byte is discarded - } - bool code_is_zero() const { return ( code == 0 ); } bool finished() { return pos >= buffer_size; } long member_position() const { return pos; } + uint8_t get_byte() + { + if( finished() ) return 0xAA; // make code != 0 + return buffer[pos++]; + } + const File_trailer * get_trailer() { if( buffer_size - pos < File_trailer::size ) return 0; @@ -55,10 +55,10 @@ public: return p; } - uint8_t get_byte() + void load() { - if( finished() ) return 0xAA; // make code != 0 - return buffer[pos++]; + for( int i = 0; i < 5; ++i ) code = (code << 8) | get_byte(); + code &= range; // make sure that first byte is discarded } void normalize() @@ -195,13 +195,13 @@ class LZ_mtester Range_mtester rdec; const unsigned dictionary_size; const int buffer_size; - uint8_t * buffer; // output buffer - int pos; // current pos in buffer - int stream_pos; // first byte not yet written to file + uint8_t * buffer; /* output buffer */ + int pos; /* current pos in buffer */ + int stream_pos; /* first byte not yet written to file */ uint32_t crc_; - unsigned rep0; // rep[0-3] latest four distances - unsigned rep1; // used for efficient coding of - unsigned rep2; // repeated distances + unsigned rep0; /* rep[0-3] latest four distances */ + unsigned rep1; /* used for efficient coding of */ + unsigned rep2; /* repeated distances */ unsigned rep3; State state; @@ -219,18 +219,17 @@ class LZ_mtester Len_model match_len_model; Len_model rep_len_model; - unsigned long long stream_position() const - { return partial_data_pos + stream_pos; } void flush_data(); bool verify_trailer(); + void print_block( const int len ); - uint8_t get_prev_byte() const + uint8_t peek_prev() const { const int i = ( ( pos > 0 ) ? pos : buffer_size ) - 1; return buffer[i]; } - uint8_t get_byte( const int distance ) const + uint8_t peek( const int distance ) const { int i = pos - distance - 1; if( i < 0 ) i += buffer_size; @@ -289,6 +288,8 @@ public: void duplicate_buffer(); int test_member( const long pos_limit = LONG_MAX ); + int debug_decode_member( const long long dpos, const long long mpos, + const bool show_packets ); }; |