b0d29bc47d
Having kyua in the base system will simplify automated testing in CI and eliminates bootstrapping issues on new platforms. The build of kyua is controlled by WITH(OUT)_TESTS_SUPPORT. Reviewed by: emaste Obtained from: CheriBSD Sponsored by: DARPA Differential Revision: https://reviews.freebsd.org/D24103
138 lines
4.1 KiB
C++
138 lines
4.1 KiB
C++
// Copyright 2011 The Kyua Authors.
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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
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// * Neither the name of Google Inc. 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 COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// 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
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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/// \file utils/sqlite/statement.hpp
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/// Wrapper classes and utilities for SQLite statement processing.
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///
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/// This module contains thin RAII wrappers around the SQLite 3 structures
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/// representing statements.
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#if !defined(UTILS_SQLITE_STATEMENT_HPP)
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#define UTILS_SQLITE_STATEMENT_HPP
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#include "utils/sqlite/statement_fwd.hpp"
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extern "C" {
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#include <stdint.h>
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}
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#include <memory>
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#include <string>
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#include "utils/sqlite/database_fwd.hpp"
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namespace utils {
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namespace sqlite {
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/// Representation of a BLOB.
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class blob {
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public:
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/// Memory representing the contents of the blob, or NULL if empty.
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///
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/// This memory must remain valid throughout the life of this object, as we
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/// do not grab ownership of the memory.
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const void* memory;
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/// Number of bytes in memory.
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int size;
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/// Constructs a new blob.
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///
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/// \param memory_ Pointer to the contents of the blob.
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/// \param size_ The size of memory_.
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blob(const void* memory_, const int size_) :
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memory(memory_), size(size_)
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{
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}
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};
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/// Representation of a SQL NULL value.
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class null {
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};
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/// A RAII model for an SQLite 3 statement.
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class statement {
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struct impl;
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/// Pointer to the shared internal implementation.
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std::shared_ptr< impl > _pimpl;
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statement(database&, void*);
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friend class database;
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public:
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~statement(void);
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bool step(void);
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void step_without_results(void);
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int column_count(void);
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std::string column_name(const int);
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type column_type(const int);
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int column_id(const char*);
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blob column_blob(const int);
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double column_double(const int);
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int column_int(const int);
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int64_t column_int64(const int);
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std::string column_text(const int);
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int column_bytes(const int);
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blob safe_column_blob(const char*);
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double safe_column_double(const char*);
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int safe_column_int(const char*);
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int64_t safe_column_int64(const char*);
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std::string safe_column_text(const char*);
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int safe_column_bytes(const char*);
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void reset(void);
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void bind(const int, const blob&);
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void bind(const int, const double);
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void bind(const int, const int);
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void bind(const int, const int64_t);
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void bind(const int, const null&);
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void bind(const int, const std::string&);
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template< class T > void bind(const char*, const T&);
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int bind_parameter_count(void);
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int bind_parameter_index(const std::string&);
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std::string bind_parameter_name(const int);
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void clear_bindings(void);
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};
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} // namespace sqlite
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} // namespace utils
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#endif // !defined(UTILS_SQLITE_STATEMENT_HPP)
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