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-rw-r--r--lzip_index.h30
1 files changed, 18 insertions, 12 deletions
diff --git a/lzip_index.h b/lzip_index.h
index 08758da..77d2a00 100644
--- a/lzip_index.h
+++ b/lzip_index.h
@@ -1,18 +1,18 @@
-/* Tarlz - Archiver with multimember lzip compression
- Copyright (C) 2013-2019 Antonio Diaz Diaz.
+/* Tarlz - Archiver with multimember lzip compression
+ Copyright (C) 2013-2020 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
- the Free Software Foundation, either version 2 of the License, or
- (at your option) any later version.
+ 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
+ the Free Software Foundation, either version 2 of the License, or
+ (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef INT64_MAX
@@ -52,9 +52,13 @@ class Lzip_index
std::string error_;
const long long insize;
int retval_;
+ unsigned dictionary_size_; // largest dictionary size in the file
+ bool bad_magic_; // bad magic in first header
+ bool check_header_error( const Lzip_header & header, const bool first );
void set_errno_error( const char * const msg );
void set_num_error( const char * const msg, unsigned long long num );
+ bool read_header( const int fd, Lzip_header & header, const long long pos );
bool skip_trailing_data( const int fd, unsigned long long & pos,
const bool ignore_trailing, const bool loose_trailing );
@@ -65,6 +69,8 @@ public:
long members() const { return member_vector.size(); }
const std::string & error() const { return error_; }
int retval() const { return retval_; }
+ unsigned dictionary_size() const { return dictionary_size_; }
+ bool bad_magic() const { return bad_magic_; }
long long udata_size() const
{ if( member_vector.empty() ) return 0;