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/* * Copyright (c) 2015, 2023, Oracle and/or its affiliates. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License, version 2.0, * as published by the Free Software Foundation. * * This program is also distributed with certain software (including * but not limited to OpenSSL) that is licensed under separate terms, * as designated in a particular file or component or in included license * documentation. The authors of MySQL hereby grant you an additional * permission to link the program and your derivative works with the * separately licensed software that they have included with MySQL. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License, version 2.0, for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA */ #ifndef _QUERY_STRING_BUILDER_H_ #define _QUERY_STRING_BUILDER_H_ #include <string> #include <string.h> #include <stdint.h> #include <ngs/thread.h> #include <ngs/memory.h> #include <query_formatter.h> struct charset_info_st; namespace xpl { class Query_string_builder { public: Query_string_builder(size_t reserve = 256); ~Query_string_builder(); Query_string_builder &bquote() { m_str.push_back('\''); m_in_quoted = true; return *this; } Query_string_builder &equote() { m_str.push_back('\''); m_in_quoted = false; return *this; } Query_string_builder &bident() { m_str.push_back('`'); m_in_identifier = true; return *this; } Query_string_builder &eident() { m_str.push_back('`'); m_in_identifier = false; return *this; } Query_string_builder "e_identifier_if_needed(const char *s, size_t length); Query_string_builder "e_identifier(const char *s, size_t length); Query_string_builder "e_string(const char *s, size_t length); Query_string_builder "e_identifier_if_needed(const std::string &s) { return quote_identifier_if_needed(s.data(), s.length()); } Query_string_builder "e_identifier(const std::string &s) { return quote_identifier(s.data(), s.length()); } Query_string_builder "e_string(const std::string &s) { return quote_string(s.data(), s.length()); } Query_string_builder &escape_identifier(const char *s, size_t length); Query_string_builder &escape_string(const char *s, size_t length); Query_string_builder &dot() { return put(".", 1); } Query_string_builder &put(const int64_t i) { return put(ngs::to_string(i)); } Query_string_builder &put(const uint64_t u) { return put(ngs::to_string(u)); } // NOTE: Commented for coverage. Uncomment when needed. // Query_string_builder &put(const int32_t i) { return put(ngs::to_string(i)); } Query_string_builder &put(const uint32_t u) { return put(ngs::to_string(u)); } Query_string_builder &put(const float f) { return put(ngs::to_string(f)); } Query_string_builder &put(const double d) { return put(ngs::to_string(d)); } Query_string_builder &put(const char *s, size_t length); Query_formatter format(); Query_string_builder &put(const char *s) { return put(s, strlen(s)); } Query_string_builder &put(const std::string &s) { return put(s.data(), s.length()); } Query_string_builder &put(const ngs::PFS_string &s) { return put(s.data(), s.length()); } void clear() { m_str.clear(); } void reserve(size_t bytes) { m_str.reserve(bytes); } const ngs::PFS_string &get() const { return m_str; } private: ngs::PFS_string m_str; bool m_in_quoted; bool m_in_identifier; static void init_charset(); static my_thread_once_t m_charset_initialized; static charset_info_st *m_charset; }; } // namespace xpl #endif