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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 20:01:36 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 20:01:36 +0000 |
commit | 62e4c68907d8d33709c2c1f92a161dff00b3d5f2 (patch) | |
tree | adbbaf3acf88ea08f6eeec4b75ee98ad3b07fbdc /src/base/file_range.hh | |
parent | Initial commit. (diff) | |
download | lnav-62e4c68907d8d33709c2c1f92a161dff00b3d5f2.tar.xz lnav-62e4c68907d8d33709c2c1f92a161dff00b3d5f2.zip |
Adding upstream version 0.11.2.upstream/0.11.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/base/file_range.hh')
-rw-r--r-- | src/base/file_range.hh | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/src/base/file_range.hh b/src/base/file_range.hh new file mode 100644 index 0000000..d9a3de4 --- /dev/null +++ b/src/base/file_range.hh @@ -0,0 +1,78 @@ +/** + * Copyright (c) 2019, Timothy Stack + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * * Neither the name of Timothy Stack nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef lnav_file_range_hh +#define lnav_file_range_hh + +#include <sys/types.h> + +#include "intern_string.hh" + +using file_off_t = int64_t; +using file_size_t = uint64_t; +using file_ssize_t = int64_t; + +class file_range { +public: + struct metadata { + bool m_valid_utf{true}; + bool m_has_ansi{false}; + }; + + file_off_t fr_offset{0}; + file_ssize_t fr_size{0}; + metadata fr_metadata; + + void clear() + { + this->fr_offset = 0; + this->fr_size = 0; + } + + ssize_t next_offset() const { return this->fr_offset + this->fr_size; } + + bool empty() const { return this->fr_size == 0; } +}; + +struct source_location { + source_location() + : sl_source(intern_string::lookup("unknown")), sl_line_number(0) + { + } + + explicit source_location(intern_string_t source, int32_t line = 0) + : sl_source(source), sl_line_number(line) + { + } + + intern_string_t sl_source; + int32_t sl_line_number; +}; + +#endif |