v2.0.2-rc (#27)

## v2.0.2-rc

### BREAKING CHANGES

* Refactored `config.json` - will need to verify configuration settings prior to mounting

### Issues

* \#12 \[Unit Test\] Complete all providers unit tests
* \#14 \[Unit Test\] SQLite mini-ORM unit tests and cleanup
* \#16 Add support for bucket name in Sia provider
* \#17 Update to common c++ build system
  * A single 64-bit Linux Jenkins server is used to build all Linux and Windows versions
  * All dependency sources are now included
  * MSVC is no longer supported
  * MSYS2 is required for building Windows binaries on Windows
  * OS X support is temporarily disabled
* \#19 \[bug\] Rename file is broken for files that are existing
* \#23 \[bug\] Incorrect file size displayed while upload is pending
* \#24 RocksDB implementations should be transactional
* \#25 Writes should block when maximum cache size is reached
* \#26 Complete ring buffer and direct download support

### Changes from v2.0.1-rc

* Ability to choose between RocksDB and SQLite databases
* Added direct reads and implemented download fallback
* Corrected file times on S3 and Sia providers
* Corrected handling of `chown()` and `chmod()`
* Fixed erroneous download of chunks after resize

Reviewed-on: #27

support/include/utils/unix.hpp

@@ -0,0 +1,63 @@
+/*
+  Copyright <2018-2024> <scott.e.graves@protonmail.com>
+
+  Permission is hereby granted, free of charge, to any person obtaining a copy
+  of this software and associated documentation files (the "Software"), to deal
+  in the Software without restriction, including without limitation the rights
+  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  copies of the Software, and to permit persons to whom the Software is
+  furnished to do so, subject to the following conditions:
+
+  The above copyright notice and this permission notice shall be included in all
+  copies or substantial portions of the Software.
+
+  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  SOFTWARE.
+*/
+#ifndef REPERTORY_INCLUDE_UTILS_UNIX_HPP_
+#define REPERTORY_INCLUDE_UTILS_UNIX_HPP_
+#if !defined(_WIN32)
+
+#include "utils/common.hpp"
+#include "utils/config.hpp"
+
+namespace repertory::utils {
+using passwd_callback_t = std::function<void(struct passwd *pass)>;
+
+#if defined(__APPLE__)
+template <typename thread_t>
+[[nodiscard]] auto convert_to_uint64(const thread_t *thread_ptr)
+    -> std::uint64_t;
+#else  // !defined(__APPLE__)
+[[nodiscard]] auto convert_to_uint64(const pthread_t &thread) -> std::uint64_t;
+#endif // defined(__APPLE__)
+
+[[nodiscard]] auto get_last_error_code() -> int;
+
+[[nodiscard]] auto get_thread_id() -> std::uint64_t;
+
+[[nodiscard]] auto is_uid_member_of_group(uid_t uid, gid_t gid) -> bool;
+
+void set_last_error_code(int error_code);
+
+[[nodiscard]] auto use_getpwuid(uid_t uid, passwd_callback_t callback)
+    -> utils::result;
+
+// template implementations
+#if defined(__APPLE__)
+template <typename t>
+[[nodiscard]] auto convert_to_uint64(const thread_t *thread_ptr)
+    -> std::uint64_t {
+  return static_cast<std::uint64_t>(
+      reinterpret_cast<std::uintptr_t>(thread_ptr));
+}
+#endif // defined(__APPLE__)
+} // namespace repertory::utils
+
+#endif // !defined(_WIN32)
+#endif // REPERTORY_INCLUDE_UTILS_UNIX_HPP_