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authorClaudius Holeksa <mail@keldu.de>2023-05-03 20:34:02 +0200
committerClaudius Holeksa <mail@keldu.de>2023-05-03 20:34:02 +0200
commit2aa2af0007b7e969845642027c635cd3fd9c8aea (patch)
treee72a05a3c2bfe58442b160c0c8e98ce1d095f36f /forstio/core
parent9b81a2585142260f89d47cbe1e592cec9e1f778f (diff)
Moved dirs and added codec-json dir
Diffstat (limited to 'forstio/core')
-rw-r--r--forstio/core/.nix/derivation.nix26
-rw-r--r--forstio/core/SConscript38
-rw-r--r--forstio/core/SConstruct66
-rw-r--r--forstio/core/buffer.cpp434
-rw-r--r--forstio/core/buffer.h195
-rw-r--r--forstio/core/common.h75
-rw-r--r--forstio/core/error.cpp121
-rw-r--r--forstio/core/error.h233
-rw-r--r--forstio/core/string_literal.h40
9 files changed, 0 insertions, 1228 deletions
diff --git a/forstio/core/.nix/derivation.nix b/forstio/core/.nix/derivation.nix
deleted file mode 100644
index adf0cb4..0000000
--- a/forstio/core/.nix/derivation.nix
+++ /dev/null
@@ -1,26 +0,0 @@
-{ lib
-, stdenvNoCC
-, scons
-, clang
-, clang-tools
-, version
-}:
-
-let
-
-in stdenvNoCC.mkDerivation {
- pname = "forstio-core";
- inherit version;
-
- src = ./..;
-
- enableParallelBuilding = true;
-
- nativeBuildInputs = [
- scons
- clang
- clang-tools
- ];
-
- outputs = ["out" "dev"];
-}
diff --git a/forstio/core/SConscript b/forstio/core/SConscript
deleted file mode 100644
index 04eb4c3..0000000
--- a/forstio/core/SConscript
+++ /dev/null
@@ -1,38 +0,0 @@
-#!/bin/false
-
-import os
-import os.path
-import glob
-
-
-Import('env')
-
-dir_path = Dir('.').abspath
-
-# Environment for base library
-core_env = env.Clone();
-
-core_env.sources = sorted(glob.glob(dir_path + "/*.cpp"))
-core_env.headers = sorted(glob.glob(dir_path + "/*.h"))
-
-env.sources += core_env.sources;
-env.headers += core_env.headers;
-
-## Shared lib
-objects_shared = []
-core_env.add_source_files(objects_shared, core_env.sources, shared=True);
-core_env.library_shared = core_env.SharedLibrary('#build/forstio-core', [objects_shared]);
-
-## Static lib
-objects_static = []
-core_env.add_source_files(objects_static, core_env.sources, shared=False);
-core_env.library_static = core_env.StaticLibrary('#build/forstio-core', [objects_static]);
-
-# Set Alias
-env.Alias('library_core', [core_env.library_shared, core_env.library_static]);
-
-env.targets += ['library_core'];
-
-# Install
-env.Install('$prefix/lib/', [core_env.library_shared, core_env.library_static]);
-env.Install('$prefix/include/forstio/core/', [core_env.headers]);
diff --git a/forstio/core/SConstruct b/forstio/core/SConstruct
deleted file mode 100644
index 865d131..0000000
--- a/forstio/core/SConstruct
+++ /dev/null
@@ -1,66 +0,0 @@
-#!/usr/bin/env python3
-
-import sys
-import os
-import os.path
-import glob
-import re
-
-
-if sys.version_info < (3,):
- def isbasestring(s):
- return isinstance(s,basestring)
-else:
- def isbasestring(s):
- return isinstance(s, (str,bytes))
-
-def add_kel_source_files(self, sources, filetype, lib_env=None, shared=False, target_post=""):
-
- if isbasestring(filetype):
- dir_path = self.Dir('.').abspath
- filetype = sorted(glob.glob(dir_path+"/"+filetype))
-
- for path in filetype:
- target_name = re.sub( r'(.*?)(\.cpp|\.c\+\+)', r'\1' + target_post, path )
- if shared:
- target_name+='.os'
- sources.append( self.SharedObject( target=target_name, source=path ) )
- else:
- target_name+='.o'
- sources.append( self.StaticObject( target=target_name, source=path ) )
- pass
-
-def isAbsolutePath(key, dirname, env):
- assert os.path.isabs(dirname), "%r must have absolute path syntax" % (key,)
-
-env_vars = Variables(
- args=ARGUMENTS
-)
-
-env_vars.Add('prefix',
- help='Installation target location of build results and headers',
- default='/usr/local/',
- validator=isAbsolutePath
-)
-
-env=Environment(ENV=os.environ, variables=env_vars, CPPPATH=[],
- CPPDEFINES=['SAW_UNIX'],
- CXXFLAGS=['-std=c++20','-g','-Wall','-Wextra'],
- LIBS=[])
-env.__class__.add_source_files = add_kel_source_files
-env.Tool('compilation_db');
-env.cdb = env.CompilationDatabase('compile_commands.json');
-
-env.objects = [];
-env.sources = [];
-env.headers = [];
-env.targets = [];
-
-Export('env')
-SConscript('SConscript')
-
-env.Alias('cdb', env.cdb);
-env.Alias('all', [env.targets]);
-env.Default('all');
-
-env.Alias('install', '$prefix')
diff --git a/forstio/core/buffer.cpp b/forstio/core/buffer.cpp
deleted file mode 100644
index ad471d7..0000000
--- a/forstio/core/buffer.cpp
+++ /dev/null
@@ -1,434 +0,0 @@
-#include "buffer.h"
-
-#include <algorithm>
-#include <cassert>
-#include <cstring>
-#include <iomanip>
-#include <sstream>
-
-namespace saw {
-error buffer::push(const uint8_t &value) {
- size_t write_remain = write_composite_length();
- if (write_remain > 0) {
- write() = value;
- write_advance(1);
- } else {
- return make_error<err::buffer_exhausted>();
- }
- return no_error();
-}
-
-error buffer::push(const uint8_t &buffer, size_t size) {
- error error = write_require_length(size);
- if (error.failed()) {
- return error;
- }
- const uint8_t *buffer_ptr = &buffer;
- while (size > 0) {
- size_t segment = std::min(write_segment_length(), size);
- memcpy(&write(), buffer_ptr, segment);
- write_advance(segment);
- size -= segment;
- buffer_ptr += segment;
- }
- return no_error();
-}
-
-error buffer::pop(uint8_t &value) {
- if (read_composite_length() > 0) {
- value = read();
- read_advance(1);
- } else {
- return make_error<err::buffer_exhausted>();
- }
- return no_error();
-}
-
-error buffer::pop(uint8_t &buffer, size_t size) {
- if (read_composite_length() >= size) {
- uint8_t *buffer_ptr = &buffer;
- while (size > 0) {
- size_t segment = std::min(read_segment_length(), size);
- memcpy(buffer_ptr, &read(), segment);
- read_advance(segment);
- size -= segment;
- buffer_ptr += segment;
- }
- } else {
- return make_error<err::buffer_exhausted>();
- }
- return no_error();
-}
-
-std::string buffer::to_string() const {
- std::ostringstream oss;
- for (size_t i = 0; i < read_composite_length(); ++i) {
- oss << read(i);
- }
- return oss.str();
-}
-
-std::string buffer::to_hex() const {
- std::ostringstream oss;
- oss << std::hex << std::setfill('0');
- for (size_t i = 0; i < read_composite_length(); ++i) {
- oss << std::setw(2) << (uint16_t)read(i);
- if ((i + 1) < read_composite_length()) {
- oss << ((i % 4 == 3) ? '\n' : ' ');
- }
- }
- return oss.str();
-}
-
-buffer_view::buffer_view(buffer &buffer)
- : buffer_{buffer}, read_offset_{0}, write_offset_{0} {}
-
-size_t buffer_view::read_position() const {
- return read_offset_ + buffer_.read_position();
-}
-
-size_t buffer_view::read_composite_length() const {
- assert(read_offset_ <= buffer_.read_composite_length());
- if (read_offset_ > buffer_.read_composite_length()) {
- return 0;
- }
-
- return buffer_.read_composite_length() - read_offset_;
-}
-
-size_t buffer_view::read_segment_length(size_t offset) const {
- size_t off = offset + read_offset_;
- assert(off <= buffer_.read_composite_length());
- if (off > buffer_.read_composite_length()) {
- return 0;
- }
-
- return buffer_.read_segment_length(off);
-}
-
-void buffer_view::read_advance(size_t bytes) {
- size_t offset = bytes + read_offset_;
- assert(offset <= buffer_.read_composite_length());
- if (offset > buffer_.read_composite_length()) {
- read_offset_ += buffer_.read_composite_length();
- return;
- }
-
- read_offset_ += bytes;
-}
-
-uint8_t &buffer_view::read(size_t i) {
- size_t pos = i + read_offset_;
-
- assert(pos < buffer_.read_composite_length());
-
- return buffer_.read(pos);
-}
-
-const uint8_t &buffer_view::read(size_t i) const {
- size_t pos = i + read_offset_;
-
- assert(pos < buffer_.read_composite_length());
-
- return buffer_.read(pos);
-}
-
-size_t buffer_view::write_position() const {
- return write_offset_ + buffer_.write_position();
-}
-
-size_t buffer_view::write_composite_length() const {
- assert(write_offset_ <= buffer_.write_composite_length());
- if (write_offset_ > buffer_.write_composite_length()) {
- return 0;
- }
-
- return buffer_.write_composite_length() - write_offset_;
-}
-
-size_t buffer_view::write_segment_length(size_t offset) const {
- size_t off = offset + write_offset_;
- assert(off <= buffer_.write_composite_length());
- if (off > buffer_.write_composite_length()) {
- return 0;
- }
-
- return buffer_.write_segment_length(off);
-}
-
-void buffer_view::write_advance(size_t bytes) {
- size_t offset = bytes + write_offset_;
- assert(offset <= buffer_.write_composite_length());
- if (offset > buffer_.write_composite_length()) {
- write_offset_ += buffer_.write_composite_length();
- return;
- }
-
- write_offset_ += bytes;
-}
-
-uint8_t &buffer_view::write(size_t i) {
- size_t pos = i + write_offset_;
-
- assert(pos < buffer_.write_composite_length());
-
- return buffer_.write(pos);
-}
-
-const uint8_t &buffer_view::write(size_t i) const {
- size_t pos = i + write_offset_;
-
- assert(pos < buffer_.write_composite_length());
-
- return buffer_.write(pos);
-}
-
-error buffer_view::write_require_length(size_t bytes) {
- return buffer_.write_require_length(bytes + write_offset_);
-}
-
-size_t buffer_view::read_offset() const { return read_offset_; }
-
-size_t buffer_view::write_offset() const { return write_offset_; }
-
-ring_buffer::ring_buffer() : read_position_{0}, write_position_{0} {
- buffer_.resize(RING_BUFFER_MAX_SIZE);
-}
-
-ring_buffer::ring_buffer(size_t size) : read_position_{0}, write_position_{0} {
- buffer_.resize(size);
-}
-
-size_t ring_buffer::read_position() const { return read_position_; }
-
-/*
- * If write is ahead of read it is a simple distance, but if read ist ahead of
- * write then there are two segments
- *
- */
-size_t ring_buffer::read_composite_length() const {
- return write_position() < read_position()
- ? buffer_.size() - (read_position() - write_position())
- : (write_reached_read_ ? buffer_.size()
- : write_position() - read_position());
-}
-
-/*
- * If write is ahead then it's the simple distance again. If read is ahead it's
- * until the end of the buffer/segment
- */
-size_t ring_buffer::read_segment_length(size_t offset) const {
- size_t read_composite = read_composite_length();
- assert(offset <= read_composite);
- offset = std::min(offset, read_composite);
- size_t remaining = read_composite - offset;
-
- size_t read_offset = read_position() + offset;
- read_offset = read_offset >= buffer_.size() ? read_offset - buffer_.size()
- : read_offset;
-
- // case 1 write is located before read and reached read
- // then offset can be used normally
- // case 2 write is located at read, but read reached write
- // then it is set to zero by readCompositeLength()
- // case 3 write is located after read
- // since std::min you can use simple subtraction
- if (write_position() < read_offset) {
- return buffer_.size() - read_offset;
- }
-
- if (write_position() == read_offset) {
- if (remaining > 0) {
- return buffer_.size() - read_offset;
- } else {
- return 0;
- }
- }
-
- return write_position() - read_offset;
-}
-
-void ring_buffer::read_advance(size_t bytes) {
- size_t read_composite = read_composite_length();
-
- assert(bytes <= read_composite);
- bytes = std::min(bytes, read_composite);
- size_t advanced = read_position_ + bytes;
- read_position_ = advanced >= buffer_.size() ? advanced - buffer_.size()
- : advanced;
- write_reached_read_ = bytes > 0 ? false : write_reached_read_;
-}
-
-uint8_t &ring_buffer::read(size_t i) {
- assert(i < read_composite_length());
- size_t pos = read_position_ + i;
- pos = pos >= buffer_.size() ? pos - buffer_.size() : pos;
- return buffer_[pos];
-}
-
-const uint8_t &ring_buffer::read(size_t i) const {
- assert(i < read_composite_length());
- size_t pos = read_position_ + i;
- pos = pos >= buffer_.size() ? pos - buffer_.size() : pos;
- return buffer_[pos];
-}
-
-size_t ring_buffer::write_position() const { return write_position_; }
-
-size_t ring_buffer::write_composite_length() const {
- return read_position() > write_position()
- ? (read_position() - write_position())
- : (write_reached_read_
- ? 0
- : buffer_.size() - (write_position() - read_position()));
-}
-
-size_t ring_buffer::write_segment_length(size_t offset) const {
- size_t write_composite = write_composite_length();
- assert(offset <= write_composite);
- offset = std::min(offset, write_composite);
-
- size_t write_offset = write_position() + offset;
- write_offset = write_offset >= buffer_.size()
- ? write_offset - buffer_.size()
- : write_offset;
-
- if (read_position_ > write_offset) {
- return read_position_ - write_offset;
- }
-
- if (write_reached_read_) {
- return 0;
- }
-
- return buffer_.size() - write_offset;
-}
-
-void ring_buffer::write_advance(size_t bytes) {
- assert(bytes <= write_composite_length());
- size_t advanced = write_position_ + bytes;
- write_position_ = advanced >= buffer_.size() ? advanced - buffer_.size()
- : advanced;
-
- write_reached_read_ =
- (write_position_ == read_position_ && bytes > 0 ? true : false);
-}
-
-uint8_t &ring_buffer::write(size_t i) {
- assert(i < write_composite_length());
- size_t pos = write_position_ + i;
- pos = pos >= buffer_.size() ? pos - buffer_.size() : pos;
- return buffer_[pos];
-}
-
-const uint8_t &ring_buffer::write(size_t i) const {
- assert(i < write_composite_length());
- size_t pos = write_position_ + i;
- pos = pos >= buffer_.size() ? pos - buffer_.size() : pos;
- return buffer_[pos];
-}
-/*
- Error RingBuffer::increaseSize(size_t size){
- size_t old_size = buffer.size();
- size_t new_size = old_size + size;
- buffer.resize(new_size);
- if(readPosition() > writePosition() || (readPosition() ==
- writePosition() && write_reached_read)){ size_t remaining = old_size -
- writePosition(); size_t real_remaining = 0; while(remaining > 0){ size_t
- segment = std::min(remaining, size); memcpy(&buffer[new_size-segment],
- &buffer[old_size-segment], segment); remaining -= segment; size -= segment;
- old_size -= segment;
- new_size -= segment;
- }
- }
-
- return noError();
- }
-*/
-error ring_buffer::write_require_length(size_t bytes) {
- size_t write_remain = write_composite_length();
- if (bytes > write_remain) {
- return make_error<err::buffer_exhausted>();
- }
- return no_error();
-}
-
-array_buffer::array_buffer(size_t size)
- : read_position_{0}, write_position_{0} {
- buffer_.resize(size);
-}
-
-size_t array_buffer::read_position() const { return read_position_; }
-
-size_t array_buffer::read_composite_length() const {
- return write_position_ - read_position_;
-}
-
-size_t array_buffer::read_segment_length(size_t offset) const {
- size_t read_composite = read_composite_length();
- assert(offset <= read_composite);
-
- offset = std::min(read_composite, offset);
- size_t read_offset = read_position_ + offset;
-
- return write_position_ - read_offset;
-}
-
-void array_buffer::read_advance(size_t bytes) {
- assert(bytes <= read_composite_length());
- read_position_ += bytes;
-}
-
-uint8_t &array_buffer::read(size_t i) {
- assert(i < read_composite_length());
-
- return buffer_[i + read_position_];
-}
-
-const uint8_t &array_buffer::read(size_t i) const {
- assert(i + read_position_ < buffer_.size());
-
- return buffer_[i + read_position_];
-}
-
-size_t array_buffer::write_position() const { return write_position_; }
-
-size_t array_buffer::write_composite_length() const {
- assert(write_position_ <= buffer_.size());
- return buffer_.size() - write_position_;
-}
-
-size_t array_buffer::write_segment_length(size_t offset) const {
- assert(write_position_ <= buffer_.size());
- size_t write_composite = write_composite_length();
-
- assert(offset <= write_composite);
- offset = std::min(write_composite, offset);
- size_t write_offset = write_position_ + offset;
-
- return buffer_.size() - write_offset;
-}
-
-void array_buffer::write_advance(size_t bytes) {
- assert(bytes <= write_composite_length());
- write_position_ += bytes;
-}
-
-uint8_t &array_buffer::write(size_t i) {
- assert(i < write_composite_length());
- return buffer_[i + write_position_];
-}
-
-const uint8_t &array_buffer::write(size_t i) const {
- assert(i < write_composite_length());
- return buffer_[i + write_position_];
-}
-error array_buffer::write_require_length(size_t bytes) {
- size_t write_remain = write_composite_length();
- if (bytes > write_remain) {
- return make_error<err::buffer_exhausted>();
- }
- return no_error();
-}
-
-} // namespace saw
diff --git a/forstio/core/buffer.h b/forstio/core/buffer.h
deleted file mode 100644
index 4485ff1..0000000
--- a/forstio/core/buffer.h
+++ /dev/null
@@ -1,195 +0,0 @@
-#pragma once
-
-#include "error.h"
-
-#include <array>
-#include <cstdint>
-#include <deque>
-#include <list>
-#include <string>
-#include <vector>
-
-namespace saw {
-/*
- * Access class to reduce templated BufferSegments bloat
- */
-class buffer {
-protected:
- ~buffer() = default;
-
-public:
- virtual size_t read_position() const = 0;
- virtual size_t read_composite_length() const = 0;
- virtual size_t read_segment_length(size_t offset = 0) const = 0;
- virtual void read_advance(size_t bytes) = 0;
-
- virtual uint8_t &read(size_t i = 0) = 0;
- virtual const uint8_t &read(size_t i = 0) const = 0;
-
- virtual size_t write_position() const = 0;
- virtual size_t write_composite_length() const = 0;
- virtual size_t write_segment_length(size_t offset = 0) const = 0;
- virtual void write_advance(size_t bytes) = 0;
-
- virtual uint8_t &write(size_t i = 0) = 0;
- virtual const uint8_t &write(size_t i = 0) const = 0;
-
- /*
- * Sometime buffers need to grow with a little more control
- * than with push and pop for more efficient calls.
- * There is nothing you can do if read hasn't been filled, but at
- * least write can be increased if it is demanded.
- */
- virtual error write_require_length(size_t bytes) = 0;
-
- error push(const uint8_t &value);
- error push(const uint8_t &buffer, size_t size);
- error pop(uint8_t &value);
- error pop(uint8_t &buffer, size_t size);
-
- /*
- * Subject to change
- */
- std::string to_string() const;
- std::string to_hex() const;
-};
-
-/*
- * A viewer class for buffers.
- * Working on the reference buffer invalidates the buffer view
- */
-class buffer_view : public buffer {
-private:
- buffer &buffer_;
- size_t read_offset_;
- size_t write_offset_;
-
-public:
- buffer_view(buffer &);
-
- size_t read_position() const override;
- size_t read_composite_length() const override;
- size_t read_segment_length(size_t offset = 0) const override;
- void read_advance(size_t bytes) override;
-
- uint8_t &read(size_t i = 0) override;
- const uint8_t &read(size_t i = 0) const override;
-
- size_t write_position() const override;
- size_t write_composite_length() const override;
- size_t write_segment_length(size_t offset = 0) const override;
- void write_advance(size_t bytes) override;
-
- uint8_t &write(size_t i = 0) override;
- const uint8_t &write(size_t i = 0) const override;
-
- error write_require_length(size_t bytes) override;
-
- size_t read_offset() const;
- size_t write_offset() const;
-};
-
-/*
- * Buffer size meant for default allocation size of the ringbuffer since
- * this class currently doesn't support proper resizing
- */
-constexpr size_t RING_BUFFER_MAX_SIZE = 4096;
-/*
- * Buffer wrapping around if read caught up
- */
-class ring_buffer final : public buffer {
-private:
- std::vector<uint8_t> buffer_;
- size_t read_position_;
- size_t write_position_;
- bool write_reached_read_ = false;
-
-public:
- ring_buffer();
- ring_buffer(size_t size);
-
- inline size_t size() const { return buffer_.size(); }
-
- inline uint8_t &operator[](size_t i) { return buffer_[i]; }
- inline const uint8_t &operator[](size_t i) const { return buffer_[i]; }
-
- size_t read_position() const override;
- size_t read_composite_length() const override;
- size_t read_segment_length(size_t offset = 0) const override;
- void read_advance(size_t bytes) override;
-
- uint8_t &read(size_t i = 0) override;
- const uint8_t &read(size_t i = 0) const override;
-
- size_t write_position() const override;
- size_t write_composite_length() const override;
- size_t write_segment_length(size_t offset = 0) const override;
- void write_advance(size_t bytes) override;
-
- uint8_t &write(size_t i = 0) override;
- const uint8_t &write(size_t i = 0) const override;
-
- error write_require_length(size_t bytes) override;
-};
-
-/*
- * One time buffer
- */
-class array_buffer : public buffer {
-private:
- std::vector<uint8_t> buffer_;
-
- size_t read_position_;
- size_t write_position_;
-
-public:
- array_buffer(size_t size);
-
- size_t read_position() const override;
- size_t read_composite_length() const override;
- size_t read_segment_length(size_t offset = 0) const override;
- void read_advance(size_t bytes) override;
-
- uint8_t &read(size_t i = 0) override;
- const uint8_t &read(size_t i = 0) const override;
-
- size_t write_position() const override;
- size_t write_composite_length() const override;
- size_t write_segment_length(size_t offset = 0) const override;
- void write_advance(size_t bytes) override;
-
- uint8_t &write(size_t i = 0) override;
- const uint8_t &write(size_t i = 0) const override;
-
- error write_require_length(size_t bytes) override;
-};
-
-class chain_array_buffer : public buffer {
-private:
- std::deque<array_buffer> buffer_;
-
- size_t read_position_;
- size_t write_position_;
-
-public:
- chain_array_buffer();
-
- size_t read_position() const override;
- size_t read_composite_length() const override;
- size_t read_segment_length(size_t offset = 0) const override;
- void read_advance(size_t bytes) override;
-
- uint8_t &read(size_t i = 0) override;
- const uint8_t &read(size_t i = 0) const override;
-
- size_t write_position() const override;
- size_t write_composite_length() const override;
- size_t write_segment_length(size_t offset = 0) const override;
- void write_advance(size_t bytes) override;
-
- uint8_t &write(size_t i = 0) override;
- const uint8_t &write(size_t i = 0) const override;
-
- error write_require_length(size_t bytes) override;
-};
-} // namespace saw
diff --git a/forstio/core/common.h b/forstio/core/common.h
deleted file mode 100644
index a06c238..0000000
--- a/forstio/core/common.h
+++ /dev/null
@@ -1,75 +0,0 @@
-#pragma once
-
-#include <cstdint>
-#include <memory>
-#include <optional>
-#include <utility>
-
-namespace saw {
-
-#define SAW_CONCAT_(x, y) x##y
-#define SAW_CONCAT(x, y) SAW_CONCAT_(x, y)
-#define SAW_UNIQUE_NAME(prefix) SAW_CONCAT(prefix, __LINE__)
-
-#define SAW_FORBID_COPY(classname) \
- classname(const classname &) = delete; \
- classname &operator=(const classname &) = delete
-
-#define SAW_FORBID_MOVE(classname) \
- classname(classname &&) = delete; \
- classname &operator=(classname &&) = delete
-
-#define SAW_DEFAULT_COPY(classname) \
- classname(const classname &) = default; \
- classname &operator=(const classname &) = default
-
-#define SAW_DEFAULT_MOVE(classname) \
- classname(classname &&) = default; \
- classname &operator=(classname &&) = default
-
-// In case of C++20
-#define SAW_ASSERT(expression) \
- assert(expression); \
- if (!(expression)) [[unlikely]]
-
-template <typename T> using maybe = std::optional<T>;
-
-template <typename T> using own = std::unique_ptr<T>;
-
-template <typename T> using our = std::shared_ptr<T>;
-
-template <typename T> using lent = std::weak_ptr<T>;
-
-template <typename T, class... Args> own<T> heap(Args &&...args) {
- return own<T>(new T(std::forward<Args>(args)...));
-}
-
-template <typename T, class... Args> our<T> share(Args &&...args) {
- return std::make_shared<T>(std::forward<Args>(args)...);
-}
-
-template <typename T> T instance() noexcept;
-
-template <typename Func, typename T> struct return_type_helper {
- typedef decltype(instance<Func>()(instance<T>())) Type;
-};
-template <typename Func> struct return_type_helper<Func, void> {
- typedef decltype(instance<Func>()()) Type;
-};
-
-template <typename Func, typename T>
-using return_type = typename return_type_helper<Func, T>::Type;
-
-struct void_t {};
-
-template <typename T> struct void_fix { typedef T Type; };
-template <> struct void_fix<void> { typedef void_t Type; };
-template <typename T> using fix_void = typename void_fix<T>::Type;
-
-template <typename T> struct void_unfix { typedef T Type; };
-template <> struct void_unfix<void_t> { typedef void Type; };
-template <typename T> using unfix_void = typename void_unfix<T>::Type;
-
-template <typename... T> constexpr bool always_false = false;
-
-} // namespace saw
diff --git a/forstio/core/error.cpp b/forstio/core/error.cpp
deleted file mode 100644
index 727ca95..0000000
--- a/forstio/core/error.cpp
+++ /dev/null
@@ -1,121 +0,0 @@
-#include "error.h"
-
-namespace saw {
-error::error(error::code code_, bool is_critical__)
- : error_code_{static_cast<error::code>(code_)}, is_critical_{is_critical__} {}
-
-error::error(error::code code_, bool is_critical__, const std::string_view &msg)
- :
- error_code_{static_cast<error::code>(code_)}
- , is_critical_{is_critical__}, error_message_{msg}{}
-
-error::error(error &&error)
- :
- error_code_{std::move(error.error_code_)}
- , is_critical_{std::move(error.is_critical_)}
- , error_message_{std::move(error.error_message_)}{}
-
-const std::string_view error::message() const {
-
- return std::visit(
- [this](auto &&arg) -> const std::string_view {
- using T = std::decay_t<decltype(arg)>;
-
- if constexpr (std::is_same_v<T, std::string>) {
- return std::string_view{arg};
- } else if constexpr (std::is_same_v<T, std::string_view>) {
- return arg;
- } else {
- return "Error in class Error. Good luck :)";
- }
- },
- error_message_);
-}
-
-bool error::failed() const {
- return this->is_error<err::no_error>();
-}
-
-bool error::is_critical() const {
- return is_critical_;
-}
-
-bool error::is_recoverable() const {
- return !is_critical_;
-}
-
-error error::copy_error() const {
- auto copy_error_code = error_code_;
- error error{copy_error_code, is_critical_};
-
- try {
- error.error_message_ = error_message_;
- } catch (const std::bad_alloc &) {
- error.error_message_ =
- std::string_view{"Error while copying Error string. Out of memory"};
- }
-
- return error;
-}
-
-error::code error::get_id() const { return error_code_; }
-
-namespace impl {
-error_registry& get_error_registry() {
- static own<error_registry> reg = nullptr;
- if(!reg){
- reg = heap<error_registry>();
- }
-
- assert(reg);
- return *reg;
-}
-}
-
-error no_error(){
- return make_error<err::no_error>();
-}
-
-namespace impl {
-error_or<error::code> error_registry::search_id(const std::string_view& desc)const{
- /**
- * Search the index in the vector
- */
- size_t i{};
- size_t info_max_size = std::min<std::size_t>(infos.size(), std::numeric_limits<error::code>::max());
- for(i = 0; i < info_max_size; ++i){
- if(infos.at(i).description == desc){
- break;
- }
- }
-
- if(i == info_max_size){
- return make_error<err::not_found>();
- }
-
- return static_cast<error::code>(i);
-}
-
-error_or<error::code> error_registry::search_or_register_id(const std::string_view& desc, bool is_critical){
- auto err_or_id = search_id(desc);
-
- if(err_or_id.is_value()){
- return err_or_id.get_value();
- }
-
- auto& err = err_or_id.get_error();
-
- if(err.is_error<err::not_found>()){
- size_t new_index = infos.size();
- if(new_index == std::numeric_limits<error::code>::max()){
- return make_error<err::out_of_memory>("Error registry ids are exhausted");
- }
- infos.emplace_back(error_info{desc, is_critical});
- return static_cast<error::code>(new_index);
- }
-
- return std::move(err);
-}
-}
-
-} // namespace saw
diff --git a/forstio/core/error.h b/forstio/core/error.h
deleted file mode 100644
index 3d242b9..0000000
--- a/forstio/core/error.h
+++ /dev/null
@@ -1,233 +0,0 @@
-#pragma once
-
-#include <algorithm>
-#include <limits>
-#include <string>
-#include <string_view>
-#include <variant>
-#include <vector>
-
-#include <cassert>
-
-#include "common.h"
-
-namespace saw {
-/**
- * Utility class for generating errors. Has a base distinction between
- * critical and recoverable errors. Additional code ids can be provided to the
- * constructor if additional distinctions are necessary.
- */
-class error {
-public:
- using code = uint32_t;
-private:
- code error_code_;
- bool is_critical_;
- std::variant<std::string_view, std::string> error_message_;
-
-public:
- error(error::code id, bool is_critical);
- error(error::code id, bool is_critical, const std::string_view &msg);
- error(error &&error);
-
- SAW_FORBID_COPY(error);
-
- error &operator=(error &&) = default;
-
- const std::string_view message() const;
- bool failed() const;
-
- bool is_critical() const;
- bool is_recoverable() const;
-
- /**
- * Replaces the copy constructor. We need this since we want to explicitly copy and not implicitly
- */
- error copy_error() const;
-
- code get_id() const;
-
- template<typename T>
- bool is_error() const;
-};
-
-template<typename T>
-class error_or;
-
-namespace impl {
-
-class error_registry {
-private:
- struct error_info {
- error_info() = delete;
- error_info(const std::string_view& d_, bool critical_):description{d_}, is_critical{critical_}{}
-
- std::string_view description;
- bool is_critical;
- };
-
- std::vector<error_info> infos;
-public:
- error_or<error::code> search_id(const std::string_view& desc) const;
-
- error_or<error::code> search_or_register_id(const std::string_view& desc, bool is_critical);
-};
-
-error_registry& get_error_registry();
-
-template<typename T>
-error::code get_template_id(){
- static error::code id = std::numeric_limits<error::code>::max();
-
- if(id == std::numeric_limits<error::code>::max()){
- auto& reg = get_error_registry();
-
- auto err_or_id = reg.search_or_register_id(T::description, T::is_critical);
- if(err_or_id.is_error()){
- return std::numeric_limits<error::code>::max();
- }
-
- id = err_or_id.get_value();
- }
-
- return id;
-}
-}
-
-template<typename T> error make_error(const std::string_view& generic){
- error::code id = impl::get_template_id<T>();
-
- return error{id, T::is_critical, generic};
-}
-
-template<typename T> error make_error(){
- error::code id = impl::get_template_id<T>();
-
- return error{id, T::is_critical};
-}
-
-error make_error(error::code code, const std::string_view &generic);
-
-
-namespace err {
-struct no_error {
- static constexpr std::string_view description = "No error has occured";
- static constexpr bool is_critical = false;
-};
-
-struct recoverable {
- static constexpr std::string_view description = "No error has occured";
- static constexpr bool is_critical = false;
-};
-
-struct critical {
- static constexpr std::string_view description = "No error has occured";
- static constexpr bool is_critical = true;
-};
-
-struct buffer_exhausted {
- static constexpr std::string_view description = "Buffer is too small";
- static constexpr bool is_critical = false;
-};
-
-struct not_found {
- static constexpr std::string_view description = "Not found";
- static constexpr bool is_critical = false;
-};
-
-struct out_of_memory {
- static constexpr std::string_view description = "Out of memory";
- static constexpr bool is_critical = true;
-};
-
-struct invalid_state {
- static constexpr std::string_view description = "Invalid state";
- static constexpr bool is_critical = true;
-};
-
-struct not_supported {
- static constexpr std::string_view description = "Not supported";
- static constexpr bool is_critical = false;
-};
-
-struct not_implemented {
- static constexpr std::string_view description = "Not implemented";
- static constexpr bool is_critical = true;
-};
-}
-
-/**
- * Shorthand for no error happened
- */
-error no_error();
-
-/**
- * Exception alternative. Since I code without exceptions this class is
- * essentially a kind of exception replacement.
- */
-template <typename T> class error_or;
-
-class error_or_value {
-public:
- virtual ~error_or_value() = default;
-
- template <typename T> error_or<unfix_void<T>> &as() {
- return static_cast<error_or<unfix_void<T>> &>(*this);
- }
-
- template <typename T> const error_or<unfix_void<T>> &as() const {
- return static_cast<const error_or<unfix_void<T>> &>(*this);
- }
-};
-
-template <typename T> class error_or final : public error_or_value {
-private:
- std::variant<error, fix_void<T>> value_or_error_;
-
- static_assert(!std::is_same_v<T, void_t>,
- "Don't use internal private types");
-
-public:
- error_or():value_or_error_{fix_void<T>{}}{}
- error_or(const fix_void<T> &value) : value_or_error_{value} {}
-
- error_or(fix_void<T> &&value) : value_or_error_{std::move(value)} {}
-
- error_or(const error &error) : value_or_error_{error} {}
- error_or(error &&error) : value_or_error_{std::move(error)} {}
-
- bool is_value() const {
- return std::holds_alternative<fix_void<T>>(value_or_error_);
- }
-
- bool is_error() const {
- return std::holds_alternative<class error>(value_or_error_);
- }
-
- class error &get_error() {
- return std::get<class error>(value_or_error_);
- }
-
- const class error &get_error() const {
- return std::get<class error>(value_or_error_);
- }
-
- fix_void<T> &get_value() { return std::get<fix_void<T>>(value_or_error_); }
-
- const fix_void<T> &get_value() const {
- return std::get<fix_void<T>>(value_or_error_);
- }
-};
-
-template <typename T> class error_or<error_or<T>> {
-private:
- error_or() = delete;
-};
-
-template<typename T>
-bool error::is_error() const {
-
- return error_code_ == impl::get_template_id<T>();
-}
-
-} // namespace saw
diff --git a/forstio/core/string_literal.h b/forstio/core/string_literal.h
deleted file mode 100644
index d530a54..0000000
--- a/forstio/core/string_literal.h
+++ /dev/null
@@ -1,40 +0,0 @@
-#pragma once
-
-#include <array>
-#include <string_view>
-
-namespace saw {
-/**
- * Helper object which creates a templated string from the provided string
- * literal. It guarantees compile time uniqueness and thus allows using strings
- * in template parameters.
- */
-template <class CharT, size_t N> class string_literal {
-public:
- constexpr string_literal(const CharT (&input)[N]) noexcept {
- for (size_t i = 0; i < N; ++i) {
- data[i] = input[i];
- }
- }
-
- std::array<CharT, N> data{};
-
- constexpr std::string_view view() const noexcept {
- return std::string_view{data.data()};
- }
-
- constexpr bool
- operator==(const string_literal<CharT, N> &) const noexcept = default;
-
- template <class CharTR, size_t NR>
- constexpr bool
- operator==(const string_literal<CharTR, NR> &) const noexcept {
- return false;
- }
-};
-
-template <typename T, T... Chars>
-constexpr string_literal<T, sizeof...(Chars)> operator""_key() {
- return string_literal<T, sizeof...(Chars) + 1u>{Chars..., '\0'};
-}
-} // namespace saw