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112 lines
3.9 KiB
C++
112 lines
3.9 KiB
C++
/**
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* Copyright (c) 2013, Timothy Stack
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*
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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 met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of Timothy Stack 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 REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY 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 OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* @file sqlite-extension-func.h
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*/
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#ifndef lnav_sqlite_extension_func_h
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#define lnav_sqlite_extension_func_h
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#include <map>
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#include <string>
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#include <sqlite3.h>
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#include <stdint.h>
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#include "help_text.hh"
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struct FuncDef {
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const char* zName{nullptr};
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signed char nArg{0};
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int eTextRep{0}; /* 1: UTF-16. 0: UTF-8 */
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uint8_t needCollSeq{0};
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void (*xFunc)(sqlite3_context*, int, sqlite3_value**){nullptr};
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help_text fd_help{};
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FuncDef& with_flags(int flags)
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{
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this->eTextRep = flags;
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return *this;
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}
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};
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struct FuncDefAgg {
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const char* zName{nullptr};
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signed char nArg{0};
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uint8_t needCollSeq{0};
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void (*xStep)(sqlite3_context*, int, sqlite3_value**){nullptr};
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void (*xFinalize)(sqlite3_context*){nullptr};
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help_text fda_help{};
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};
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typedef int (*sqlite_registration_func_t)(struct FuncDef** basic_funcs,
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struct FuncDefAgg** agg_funcs);
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int common_extension_functions(struct FuncDef** basic_funcs,
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struct FuncDefAgg** agg_funcs);
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int state_extension_functions(struct FuncDef** basic_funcs,
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struct FuncDefAgg** agg_funcs);
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int string_extension_functions(struct FuncDef** basic_funcs,
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struct FuncDefAgg** agg_funcs);
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int network_extension_functions(struct FuncDef** basic_funcs,
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struct FuncDefAgg** agg_funcs);
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int fs_extension_functions(struct FuncDef** basic_funcs,
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struct FuncDefAgg** agg_funcs);
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int json_extension_functions(struct FuncDef** basic_funcs,
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struct FuncDefAgg** agg_funcs);
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int time_extension_functions(struct FuncDef** basic_funcs,
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struct FuncDefAgg** agg_funcs);
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int yaml_extension_functions(struct FuncDef** basic_funcs,
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struct FuncDefAgg** agg_funcs);
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extern sqlite_registration_func_t sqlite_registration_funcs[];
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int register_sqlite_funcs(sqlite3* db, sqlite_registration_func_t* reg_funcs);
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extern std::string sqlite_extension_prql;
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extern "C"
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{
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int sqlite3_db_dump(
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sqlite3* db, /* The database connection */
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const char* zSchema, /* Which schema to dump. Usually "main". */
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const char* zTable, /* Which table to dump. NULL means everything. */
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int (*xCallback)(const char*, void*), /* Output sent to this callback */
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void* pArg /* Second argument of the callback */
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);
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}
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#endif
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