[general] moving ios and android project under ./platform folder
This commit is contained in:
Petr Pokorny
481
platform/default/src/mbgl/storage/sqlite3.cpp
Normal file
481
platform/default/src/mbgl/storage/sqlite3.cpp
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@@ -0,0 +1,481 @@
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#include <mbgl/storage/sqlite3.hpp>
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#include <sqlite3.h>
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#include <algorithm>
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#include <cassert>
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#include <cstring>
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#include <cstdio>
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#include <chrono>
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#include <mbgl/util/traits.hpp>
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#include <mbgl/util/logging.hpp>
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#include <mbgl/util/optional.hpp>
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namespace mapbox {
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namespace sqlite {
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static_assert(mbgl::underlying_type(ResultCode::OK) == SQLITE_OK, "error");
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static_assert(mbgl::underlying_type(ResultCode::Error) == SQLITE_ERROR, "error");
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static_assert(mbgl::underlying_type(ResultCode::Internal) == SQLITE_INTERNAL, "error");
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static_assert(mbgl::underlying_type(ResultCode::Perm) == SQLITE_PERM, "error");
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static_assert(mbgl::underlying_type(ResultCode::Abort) == SQLITE_ABORT, "error");
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static_assert(mbgl::underlying_type(ResultCode::Busy) == SQLITE_BUSY, "error");
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static_assert(mbgl::underlying_type(ResultCode::Locked) == SQLITE_LOCKED, "error");
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static_assert(mbgl::underlying_type(ResultCode::NoMem) == SQLITE_NOMEM, "error");
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static_assert(mbgl::underlying_type(ResultCode::ReadOnly) == SQLITE_READONLY, "error");
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static_assert(mbgl::underlying_type(ResultCode::Interrupt) == SQLITE_INTERRUPT, "error");
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static_assert(mbgl::underlying_type(ResultCode::IOErr) == SQLITE_IOERR, "error");
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static_assert(mbgl::underlying_type(ResultCode::Corrupt) == SQLITE_CORRUPT, "error");
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static_assert(mbgl::underlying_type(ResultCode::NotFound) == SQLITE_NOTFOUND, "error");
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static_assert(mbgl::underlying_type(ResultCode::Full) == SQLITE_FULL, "error");
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static_assert(mbgl::underlying_type(ResultCode::CantOpen) == SQLITE_CANTOPEN, "error");
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static_assert(mbgl::underlying_type(ResultCode::Protocol) == SQLITE_PROTOCOL, "error");
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static_assert(mbgl::underlying_type(ResultCode::Schema) == SQLITE_SCHEMA, "error");
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static_assert(mbgl::underlying_type(ResultCode::TooBig) == SQLITE_TOOBIG, "error");
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static_assert(mbgl::underlying_type(ResultCode::Constraint) == SQLITE_CONSTRAINT, "error");
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static_assert(mbgl::underlying_type(ResultCode::Mismatch) == SQLITE_MISMATCH, "error");
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static_assert(mbgl::underlying_type(ResultCode::Misuse) == SQLITE_MISUSE, "error");
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static_assert(mbgl::underlying_type(ResultCode::NoLFS) == SQLITE_NOLFS, "error");
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static_assert(mbgl::underlying_type(ResultCode::Auth) == SQLITE_AUTH, "error");
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static_assert(mbgl::underlying_type(ResultCode::Range) == SQLITE_RANGE, "error");
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static_assert(mbgl::underlying_type(ResultCode::NotADB) == SQLITE_NOTADB, "error");
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void setTempPath(const std::string& path) {
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sqlite3_temp_directory = sqlite3_mprintf("%s", path.c_str());
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}
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class DatabaseImpl {
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public:
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explicit DatabaseImpl(sqlite3* db_) : db(db_) {
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const int error = sqlite3_extended_result_codes(db, true);
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if (error != SQLITE_OK) {
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mbgl::Log::Warning(mbgl::Event::Database, error, "Failed to enable extended result codes: %s", sqlite3_errmsg(db));
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}
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}
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~DatabaseImpl()
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{
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const int error = sqlite3_close(db);
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if (error != SQLITE_OK) {
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mbgl::Log::Error(mbgl::Event::Database, error, "Failed to close database: %s", sqlite3_errmsg(db));
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}
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}
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void setBusyTimeout(std::chrono::milliseconds timeout);
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void exec(const std::string& sql);
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sqlite3* db;
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};
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class StatementImpl {
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public:
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StatementImpl(sqlite3* db, const char* sql)
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{
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const int error = sqlite3_prepare_v2(db, sql, -1, &stmt, nullptr);
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if (error != SQLITE_OK) {
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stmt = nullptr;
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throw Exception { error, sqlite3_errmsg(db) };
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}
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}
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~StatementImpl()
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{
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if (!stmt) return;
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sqlite3_finalize(stmt);
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}
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void check(int err) {
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if (err != SQLITE_OK) {
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throw Exception { err, sqlite3_errmsg(sqlite3_db_handle(stmt)) };
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}
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}
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sqlite3_stmt* stmt = nullptr;
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int64_t lastInsertRowId = 0;
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int64_t changes = 0;
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};
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#ifndef NDEBUG
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void logSqlMessage(void *, const int err, const char *msg) {
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mbgl::Log::Record(mbgl::EventSeverity::Debug, mbgl::Event::Database, err, "%s", msg);
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}
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#endif
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__attribute__((constructor))
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static void initalize() {
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if (sqlite3_libversion_number() / 1000000 != SQLITE_VERSION_NUMBER / 1000000) {
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char message[96];
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snprintf(message, 96,
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"sqlite3 libversion mismatch: headers report %d, but library reports %d",
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SQLITE_VERSION_NUMBER, sqlite3_libversion_number());
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throw std::runtime_error(message);
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}
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#ifndef NDEBUG
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// Enable SQLite logging before initializing the database.
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sqlite3_config(SQLITE_CONFIG_LOG, &logSqlMessage, nullptr);
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#endif
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}
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mapbox::util::variant<Database, Exception> Database::tryOpen(const std::string &filename, int flags) {
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sqlite3* db = nullptr;
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const int error = sqlite3_open_v2(filename.c_str(), &db, flags | SQLITE_OPEN_URI, nullptr);
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if (error != SQLITE_OK) {
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const auto message = sqlite3_errmsg(db);
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sqlite3_close(db);
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return Exception { error, message };
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}
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return Database(std::make_unique<DatabaseImpl>(db));
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}
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Database Database::open(const std::string &filename, int flags) {
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auto result = tryOpen(filename, flags);
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if (result.is<Exception>()) {
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throw std::move(result.get<Exception>());
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} else {
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return std::move(result.get<Database>());
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}
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}
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Database::Database(std::unique_ptr<DatabaseImpl> impl_)
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: impl(std::move(impl_))
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{}
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Database::Database(Database&& other) noexcept : impl(std::move(other.impl)) {}
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Database& Database::operator=(Database&& other) noexcept {
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std::swap(impl, other.impl);
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return *this;
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}
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Database::~Database() = default;
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void Database::setBusyTimeout(std::chrono::milliseconds timeout) {
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assert(impl);
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impl->setBusyTimeout(timeout);
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}
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void DatabaseImpl::setBusyTimeout(std::chrono::milliseconds timeout) {
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const int err = sqlite3_busy_timeout(db,
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int(std::min<std::chrono::milliseconds::rep>(timeout.count(), std::numeric_limits<int>::max())));
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if (err != SQLITE_OK) {
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throw Exception { err, sqlite3_errmsg(db) };
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}
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}
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void Database::exec(const std::string &sql) {
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assert(impl);
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impl->exec(sql);
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}
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void DatabaseImpl::exec(const std::string& sql) {
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char *msg = nullptr;
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const int err = sqlite3_exec(db, sql.c_str(), nullptr, nullptr, &msg);
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if (msg) {
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const std::string message = msg;
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sqlite3_free(msg);
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throw Exception { err, message };
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} else if (err != SQLITE_OK) {
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throw Exception { err, sqlite3_errmsg(db) };
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}
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}
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Statement::Statement(Database& db, const char* sql)
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: impl(std::make_unique<StatementImpl>(db.impl->db, sql)) {
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}
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// NOLINTNEXTLINE(modernize-use-equals-default)
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Statement::~Statement() {
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#ifndef NDEBUG
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// Crash if we're destructing this object while we know a Query object references this.
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assert(!used);
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#endif
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}
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Query::Query(Statement& stmt_) : stmt(stmt_) {
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assert(stmt.impl);
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#ifndef NDEBUG
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assert(!stmt.used);
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stmt.used = true;
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#endif
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}
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Query::~Query() {
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reset();
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clearBindings();
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#ifndef NDEBUG
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stmt.used = false;
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#endif
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}
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template <> void Query::bind(int offset, std::nullptr_t) {
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assert(stmt.impl);
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stmt.impl->check(sqlite3_bind_null(stmt.impl->stmt, offset));
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}
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template <> void Query::bind(int offset, int8_t value) {
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assert(stmt.impl);
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stmt.impl->check(sqlite3_bind_int64(stmt.impl->stmt, offset, value));
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}
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template <> void Query::bind(int offset, int16_t value) {
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assert(stmt.impl);
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stmt.impl->check(sqlite3_bind_int64(stmt.impl->stmt, offset, value));
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}
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template <> void Query::bind(int offset, int32_t value) {
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assert(stmt.impl);
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stmt.impl->check(sqlite3_bind_int64(stmt.impl->stmt, offset, value));
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}
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template <> void Query::bind(int offset, int64_t value) {
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assert(stmt.impl);
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stmt.impl->check(sqlite3_bind_int64(stmt.impl->stmt, offset, value));
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}
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template <> void Query::bind(int offset, uint8_t value) {
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assert(stmt.impl);
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stmt.impl->check(sqlite3_bind_int64(stmt.impl->stmt, offset, value));
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}
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template <> void Query::bind(int offset, uint16_t value) {
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assert(stmt.impl);
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stmt.impl->check(sqlite3_bind_int64(stmt.impl->stmt, offset, value));
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}
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template <> void Query::bind(int offset, uint32_t value) {
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assert(stmt.impl);
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stmt.impl->check(sqlite3_bind_int64(stmt.impl->stmt, offset, value));
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}
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template <> void Query::bind(int offset, float value) {
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assert(stmt.impl);
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stmt.impl->check(sqlite3_bind_double(stmt.impl->stmt, offset, value));
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}
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template <> void Query::bind(int offset, double value) {
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assert(stmt.impl);
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stmt.impl->check(sqlite3_bind_double(stmt.impl->stmt, offset, value));
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}
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template <> void Query::bind(int offset, bool value) {
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assert(stmt.impl);
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stmt.impl->check(sqlite3_bind_int(stmt.impl->stmt, offset, value));
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}
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template <> void Query::bind(int offset, const char *value) {
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assert(stmt.impl);
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stmt.impl->check(sqlite3_bind_text(stmt.impl->stmt, offset, value, -1, SQLITE_STATIC));
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}
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void Query::bind(int offset, const char * value, std::size_t length, bool retain) {
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assert(stmt.impl);
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if (length > std::numeric_limits<int>::max()) {
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throw std::range_error("value too long for sqlite3_bind_text");
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}
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stmt.impl->check(sqlite3_bind_text(stmt.impl->stmt, offset, value, int(length),
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retain ? SQLITE_TRANSIENT : SQLITE_STATIC));
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}
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void Query::bind(int offset, const std::string& value, bool retain) {
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bind(offset, value.data(), value.size(), retain);
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}
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void Query::bindBlob(int offset, const void * value, std::size_t length, bool retain) {
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assert(stmt.impl);
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if (length > std::numeric_limits<int>::max()) {
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throw std::range_error("value too long for sqlite3_bind_text");
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}
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stmt.impl->check(sqlite3_bind_blob(stmt.impl->stmt, offset, value, int(length),
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retain ? SQLITE_TRANSIENT : SQLITE_STATIC));
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}
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void Query::bindBlob(int offset, const std::vector<uint8_t>& value, bool retain) {
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bindBlob(offset, value.data(), value.size(), retain);
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}
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template <>
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void Query::bind(
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int offset, std::chrono::time_point<std::chrono::system_clock, std::chrono::seconds> value) {
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assert(stmt.impl);
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stmt.impl->check(sqlite3_bind_int64(stmt.impl->stmt, offset, std::chrono::system_clock::to_time_t(value)));
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}
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template <> void Query::bind(int offset, mbgl::optional<std::string> value) {
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if (!value) {
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bind(offset, nullptr);
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} else {
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bind(offset, *value);
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}
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}
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template <>
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void Query::bind(
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int offset,
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mbgl::optional<std::chrono::time_point<std::chrono::system_clock, std::chrono::seconds>> value) {
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if (!value) {
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bind(offset, nullptr);
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} else {
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bind(offset, *value);
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}
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}
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bool Query::run() {
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assert(stmt.impl);
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const int err = sqlite3_step(stmt.impl->stmt);
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stmt.impl->lastInsertRowId = sqlite3_last_insert_rowid(sqlite3_db_handle(stmt.impl->stmt));
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stmt.impl->changes = sqlite3_changes(sqlite3_db_handle(stmt.impl->stmt));
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if (err == SQLITE_DONE) {
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return false;
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} else if (err == SQLITE_ROW) {
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return true;
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} else if (err != SQLITE_OK) {
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throw Exception { err, sqlite3_errmsg(sqlite3_db_handle(stmt.impl->stmt)) };
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} else {
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return false;
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}
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}
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template <> bool Query::get(int offset) {
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assert(stmt.impl);
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return sqlite3_column_int(stmt.impl->stmt, offset);
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}
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template <> int Query::get(int offset) {
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assert(stmt.impl);
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return sqlite3_column_int(stmt.impl->stmt, offset);
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}
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template <> int64_t Query::get(int offset) {
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assert(stmt.impl);
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return sqlite3_column_int64(stmt.impl->stmt, offset);
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}
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template <> double Query::get(int offset) {
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assert(stmt.impl);
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return sqlite3_column_double(stmt.impl->stmt, offset);
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}
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template <> std::string Query::get(int offset) {
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assert(stmt.impl);
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return {
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reinterpret_cast<const char *>(sqlite3_column_blob(stmt.impl->stmt, offset)),
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size_t(sqlite3_column_bytes(stmt.impl->stmt, offset))
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};
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}
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template <> std::vector<uint8_t> Query::get(int offset) {
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assert(stmt.impl);
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const auto* begin = reinterpret_cast<const uint8_t*>(sqlite3_column_blob(stmt.impl->stmt, offset));
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const uint8_t* end = begin + sqlite3_column_bytes(stmt.impl->stmt, offset);
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return { begin, end };
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}
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template <>
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std::chrono::time_point<std::chrono::system_clock, std::chrono::seconds>
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Query::get(int offset) {
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assert(stmt.impl);
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return std::chrono::time_point_cast<std::chrono::seconds>(
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std::chrono::system_clock::from_time_t(sqlite3_column_int64(stmt.impl->stmt, offset)));
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}
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template <> mbgl::optional<int64_t> Query::get(int offset) {
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assert(stmt.impl);
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if (sqlite3_column_type(stmt.impl->stmt, offset) == SQLITE_NULL) {
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return mbgl::nullopt;
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} else {
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return get<int64_t>(offset);
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}
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}
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template <> mbgl::optional<double> Query::get(int offset) {
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assert(stmt.impl);
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if (sqlite3_column_type(stmt.impl->stmt, offset) == SQLITE_NULL) {
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return mbgl::nullopt;
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} else {
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return get<double>(offset);
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||||
}
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||||
}
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template <> mbgl::optional<std::string> Query::get(int offset) {
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assert(stmt.impl);
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if (sqlite3_column_type(stmt.impl->stmt, offset) == SQLITE_NULL) {
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return mbgl::nullopt;
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} else {
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return get<std::string>(offset);
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||||
}
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||||
}
|
||||
|
||||
template <>
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mbgl::optional<std::chrono::time_point<std::chrono::system_clock, std::chrono::seconds>>
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Query::get(int offset) {
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assert(stmt.impl);
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||||
if (sqlite3_column_type(stmt.impl->stmt, offset) == SQLITE_NULL) {
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||||
return mbgl::nullopt;
|
||||
} else {
|
||||
return get<std::chrono::time_point<std::chrono::system_clock, std::chrono::seconds>>(
|
||||
offset);
|
||||
}
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||||
}
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||||
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||||
void Query::reset() {
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||||
assert(stmt.impl);
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||||
sqlite3_reset(stmt.impl->stmt);
|
||||
}
|
||||
|
||||
void Query::clearBindings() {
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||||
assert(stmt.impl);
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||||
sqlite3_clear_bindings(stmt.impl->stmt);
|
||||
}
|
||||
|
||||
int64_t Query::lastInsertRowId() const {
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||||
assert(stmt.impl);
|
||||
return stmt.impl->lastInsertRowId;
|
||||
}
|
||||
|
||||
uint64_t Query::changes() const {
|
||||
assert(stmt.impl);
|
||||
auto changes_ = stmt.impl->changes;
|
||||
return (changes_ < 0 ? 0 : changes_);
|
||||
}
|
||||
|
||||
Transaction::Transaction(Database& db_, Mode mode)
|
||||
: dbImpl(*db_.impl) {
|
||||
switch (mode) {
|
||||
case Deferred:
|
||||
dbImpl.exec("BEGIN DEFERRED TRANSACTION");
|
||||
break;
|
||||
case Immediate:
|
||||
dbImpl.exec("BEGIN IMMEDIATE TRANSACTION");
|
||||
break;
|
||||
case Exclusive:
|
||||
dbImpl.exec("BEGIN EXCLUSIVE TRANSACTION");
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
Transaction::~Transaction() {
|
||||
if (needRollback) {
|
||||
try {
|
||||
rollback();
|
||||
} catch (...) {
|
||||
// Ignore failed rollbacks in destructor.
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void Transaction::commit() {
|
||||
needRollback = false;
|
||||
dbImpl.exec("COMMIT TRANSACTION");
|
||||
}
|
||||
|
||||
void Transaction::rollback() {
|
||||
needRollback = false;
|
||||
dbImpl.exec("ROLLBACK TRANSACTION");
|
||||
}
|
||||
|
||||
} // namespace sqlite
|
||||
} // namespace mapbox
|
||||
Reference in New Issue
Block a user