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-rw-r--r--decoder.c70
1 files changed, 33 insertions, 37 deletions
diff --git a/decoder.c b/decoder.c
index 453d271..e809df6 100644
--- a/decoder.c
+++ b/decoder.c
@@ -1,5 +1,5 @@
/* Clzip - LZMA lossless data compressor
- Copyright (C) 2010-2017 Antonio Diaz Diaz.
+ Copyright (C) 2010-2018 Antonio Diaz Diaz.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -29,24 +29,6 @@
#include "decoder.h"
-void Pp_show_msg( struct Pretty_print * const pp, const char * const msg )
- {
- if( verbosity >= 0 )
- {
- if( pp->first_post )
- {
- unsigned i;
- pp->first_post = false;
- fprintf( stderr, " %s: ", pp->name );
- for( i = strlen( pp->name ); i < pp->longest_name; ++i )
- fputc( ' ', stderr );
- if( !msg ) fflush( stderr );
- }
- if( msg ) fprintf( stderr, "%s\n", msg );
- }
- }
-
-
/* Returns the number of bytes really read.
If (returned value < size) and (errno == 0), means EOF was reached.
*/
@@ -94,6 +76,7 @@ bool Rd_read_block( struct Range_decoder * const rdec )
rdec->at_stream_end = ( rdec->stream_pos < rd_buffer_size );
rdec->partial_member_pos += rdec->pos;
rdec->pos = 0;
+ show_dprogress( 0, 0, 0, 0 );
}
return rdec->pos < rdec->stream_pos;
}
@@ -122,6 +105,8 @@ static bool LZd_verify_trailer( struct LZ_decoder * const d,
int size = Rd_read_data( d->rdec, trailer, Ft_size );
const unsigned long long data_size = LZd_data_position( d );
const unsigned long long member_size = Rd_member_position( d->rdec );
+ unsigned td_crc;
+ unsigned long long td_size, tm_size;
bool error = false;
if( size < Ft_size )
@@ -136,45 +121,56 @@ static bool LZd_verify_trailer( struct LZ_decoder * const d,
while( size < Ft_size ) trailer[size++] = 0;
}
- if( Ft_get_data_crc( trailer ) != LZd_crc( d ) )
+ td_crc = Ft_get_data_crc( trailer );
+ if( td_crc != LZd_crc( d ) )
{
error = true;
if( verbosity >= 0 )
{
Pp_show_msg( pp, 0 );
- fprintf( stderr, "CRC mismatch; trailer says %08X, data CRC is %08X\n",
- Ft_get_data_crc( trailer ), LZd_crc( d ) );
+ fprintf( stderr, "CRC mismatch; stored %08X, computed %08X\n",
+ td_crc, LZd_crc( d ) );
}
}
- if( Ft_get_data_size( trailer ) != data_size )
+ td_size = Ft_get_data_size( trailer );
+ if( td_size != data_size )
{
error = true;
if( verbosity >= 0 )
{
Pp_show_msg( pp, 0 );
- fprintf( stderr, "Data size mismatch; trailer says %llu, data size is %llu (0x%llX)\n",
- Ft_get_data_size( trailer ), data_size, data_size );
+ fprintf( stderr, "Data size mismatch; stored %llu (0x%llX), computed %llu (0x%llX)\n",
+ td_size, td_size, data_size, data_size );
}
}
- if( Ft_get_member_size( trailer ) != member_size )
+ tm_size = Ft_get_member_size( trailer );
+ if( tm_size != member_size )
{
error = true;
if( verbosity >= 0 )
{
Pp_show_msg( pp, 0 );
- fprintf( stderr, "Member size mismatch; trailer says %llu, member size is %llu (0x%llX)\n",
- Ft_get_member_size( trailer ), member_size, member_size );
+ fprintf( stderr, "Member size mismatch; stored %llu (0x%llX), computed %llu (0x%llX)\n",
+ tm_size, tm_size, member_size, member_size );
}
}
- if( !error && verbosity >= 2 && data_size > 0 && member_size > 0 )
- fprintf( stderr, "%6.3f:1, %6.3f bits/byte, %5.2f%% saved. ",
- (double)data_size / member_size,
- ( 8.0 * member_size ) / data_size,
- 100.0 * ( 1.0 - ( (double)member_size / data_size ) ) );
- if( !error && verbosity >= 4 )
- fprintf( stderr, "CRC %08X, decompressed %9llu, compressed %8llu. ",
- LZd_crc( d ), data_size, member_size );
- return !error;
+ if( error ) return false;
+ if( verbosity >= 2 )
+ {
+ if( verbosity >= 4 ) show_header( d->dictionary_size );
+ if( data_size == 0 || member_size == 0 )
+ fputs( "no data compressed. ", stderr );
+ else
+ fprintf( stderr, "%6.3f:1, %5.2f%% ratio, %5.2f%% saved. ",
+ (double)data_size / member_size,
+ ( 100.0 * member_size ) / data_size,
+ 100.0 - ( ( 100.0 * member_size ) / data_size ) );
+ if( verbosity >= 4 ) fprintf( stderr, "CRC %08X, ", td_crc );
+ if( verbosity >= 3 )
+ fprintf( stderr, "decompressed %9llu, compressed %8llu. ",
+ data_size, member_size );
+ }
+ return true;
}