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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2022-02-21 16:13:20 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2022-02-21 16:13:20 +0000 |
commit | 83ee6131390406477f652741c1ebb25cc17e3181 (patch) | |
tree | 553f2f499192b3fa71f01f814120799aeab8a242 /common.h | |
parent | Adding upstream version 1.22. (diff) | |
download | lziprecover-83ee6131390406477f652741c1ebb25cc17e3181.tar.xz lziprecover-83ee6131390406477f652741c1ebb25cc17e3181.zip |
Adding upstream version 1.23.upstream/1.23
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'common.h')
-rw-r--r-- | common.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/common.h b/common.h new file mode 100644 index 0000000..c3d0691 --- /dev/null +++ b/common.h @@ -0,0 +1,43 @@ +/* Lziprecover - Data recovery tool for the lzip format + Copyright (C) 2009-2022 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 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/>. +*/ + +struct Bad_byte + { + enum Mode { literal, delta, flip }; + long long pos; + const char * option_name; + Mode mode; + uint8_t value; + + Bad_byte() : pos( -1 ), option_name( 0 ), mode( literal ), value( 0 ) {} + uint8_t operator()( const uint8_t old_value ) const + { + if( mode == delta ) return old_value + value; + if( mode == flip ) return old_value ^ value; + return value; + } + + void parse_bb( const char * const arg, const char * const pn ); + }; + + +// defined in main_common.cc +void show_error( const char * const msg, const int errcode = 0, + const bool help = false ); +void show_file_error( const char * const filename, const char * const msg, + const int errcode = 0 ); +void internal_error( const char * const msg ); |