/*
 * MIT License
 *
 * Copyright (c) 2021, 2023 Hajime Nakagami<nakagami@gmail.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
*/

// 1. Get copy of Firebird 5 sources or at least src/include from Firebird 5 sources
// 2. cc -I/path/to/firebird/src/include errmsgs.c
// 3. ./a.out
// 4. perl -pi -e 's/\\"/"/g' ../src/errmsgs.rs
// 5. perl -pi -e 's/"#,/\\n"#,/g' ../src/errmsgs.rs

#include <stdio.h>
#include <stdint.h>
#include "firebird/impl/msg_helper.h"

typedef unsigned short USHORT;
typedef USHORT ISC_USHORT;
typedef intptr_t ISC_STATUS;
typedef long SLONG;

FILE *fp;

#define stringify_literal(x) #x

#define FB_IMPL_MSG_NO_SYMBOL(facility, number, text)

#define FB_IMPL_MSG_SYMBOL(facility, number, symbol, text)

#define FB_IMPL_MSG(facility, number, symbol, sqlCode, sqlClass, sqlSubClass, text) \
    output_message(make_isc_code(FB_IMPL_MSG_FACILITY_##facility, number), stringify_literal(text));

int make_isc_code(int facility, int code) {
    ISC_USHORT t1 = facility;
    t1 &= 0x1F;
    ISC_STATUS t2 = t1;
    t2 <<= 16;
    ISC_STATUS t3 = code;
    code &= 0x3FFF;
    return t2 | t3 | ((ISC_STATUS) 0x14000000);
}

void process_messages() {
    #include "firebird/impl/msg/all.h"
}

void output_message(int code, char* msg) {
    fprintf(fp, "         %d=> r#\%s#,\n", code, msg);
}

int main(int argc, char *argv[])
{
    int i;
    fp = fopen("../src/errmsgs.rs", "w");

    fprintf(fp, "\
/////////////////////////////////////////////////////////////////////////////\n\
// The contents of this file are subject to the Interbase Public\n\
// License Version 1.0 (the \"License\"); you may not use this file\n\
// except in compliance with the License. You may obtain a copy\n\
// of the License at https://www.firebirdsql.org/en/interbase-public-license/\n\
//\n\
// Software distributed under the License is distributed on an\n\
// \"AS IS\" basis, WITHOUT WARRANTY OF ANY KIND, either express\n\
// or implied. See the License for the specific language governing\n\
// rights and limitations under the License.\n\n");
    fprintf(fp, "// generated by ../misc/errmsgs.c\n\n");
    fprintf(fp, "use maplit::hashmap;\n\n");
    fprintf(fp, "pub fn error_message_by_id(id: u32) -> &'static str {\n");
    fprintf(fp, "    let map = hashmap! {\n");
    process_messages();
    fprintf(fp, "    };\n");
    fprintf(fp, "    map[&id]\n");
    fprintf(fp, "}\n");

    fclose(fp);
    return 0;
}