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79 lines
2.4 KiB
C++
79 lines
2.4 KiB
C++
/**
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* Copyright (c) 2019, Timothy Stack
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of Timothy Stack nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef lnav_file_range_hh
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#define lnav_file_range_hh
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#include <sys/types.h>
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#include "intern_string.hh"
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using file_off_t = int64_t;
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using file_size_t = uint64_t;
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using file_ssize_t = int64_t;
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class file_range {
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public:
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struct metadata {
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bool m_valid_utf{true};
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bool m_has_ansi{false};
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};
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file_off_t fr_offset{0};
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file_ssize_t fr_size{0};
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metadata fr_metadata;
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void clear()
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{
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this->fr_offset = 0;
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this->fr_size = 0;
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}
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ssize_t next_offset() const { return this->fr_offset + this->fr_size; }
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bool empty() const { return this->fr_size == 0; }
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};
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struct source_location {
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source_location()
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: sl_source(intern_string::lookup("unknown")), sl_line_number(0)
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{
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}
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explicit source_location(intern_string_t source, int32_t line = 0)
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: sl_source(source), sl_line_number(line)
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{
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}
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intern_string_t sl_source;
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int32_t sl_line_number;
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};
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#endif
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