lnav/src/vtab_module_json.hh

/**
 * Copyright (c) 2020, Timothy Stack
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * * Neither the name of Timothy Stack nor the names of its contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * @file vtab_module_json.hh
 */

#ifndef lnav_vtab_module_json_hh
#define lnav_vtab_module_json_hh

#include "vtab_module.hh"
#include "yajlpp/yajlpp.hh"

struct flattened_json_string : json_string {
    explicit flattened_json_string(yajl_gen_t* gen) : json_string(gen) {}
};

inline void
to_sqlite(sqlite3_context* ctx, flattened_json_string& val)
{
    sqlite3_result_text(
        ctx, (const char*) val.js_content.release(), val.js_len, free);
    sqlite3_result_subtype(ctx, FLATTEN_SUBTYPE);
}

inline void
to_sqlite(sqlite3_context* ctx, json_string& val)
{
    sqlite3_result_text(
        ctx, (const char*) val.js_content.release(), val.js_len, free);
    sqlite3_result_subtype(ctx, JSON_SUBTYPE);
}

#endif