/*
 * @($) $Id: pwfile.c,v 1.3 2007-02-27 14:10:08 geirha Exp $
 *
 * functions for parsing the config file.
 *
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <unistd.h>
#include <sys/resource.h>
#include "mysql-admutils.h"
// #include "pwyacc.h"
#include "toml.h"

/* defaults for configurable values */
const char* db_server = NULL;
const char* db_user = NULL;
const char* db_passwd = NULL ;
const char* db_name = "mysql";

extern int yyparse(void);
extern FILE *yyin;

int config_line = 1;

FILE* fp;
toml_table_t* conf;
toml_table_t* server;
const char* raw;
char* host;
char* user;
char* password;
char errbuf[200];

static char *tomlfile = SYSCONFDIR "/mysql-admutils.toml";

const char* read_toml_file(void)
{
    if (0 == (fp = fopen(tomlfile, "r"))) {
        perror("fopen");
        exit(1);
    }

    conf = toml_parse_file(fp, errbuf, sizeof(errbuf));
    fclose(fp);
    if (0 == conf) {
        fprintf(stderr, "ERROR: parsing %s\n", errbuf);
        exit(1);
    }

    if (0 == (server = toml_table_in(conf, "server"))) {
        fprintf(stderr, "ERROR: missing [server]\n");
        toml_free(conf);
        exit(1);
    }

    if (0 == (raw = toml_raw_in(server, "host"))) {
        fprintf(stderr, "ERROR: missing 'host' in [server]\n");
        toml_free(conf);
        exit(1);
    }
    if (toml_rtos(raw, &host)) {
          fprintf(stderr, "ERROR: bad value in 'host'\n");
          toml_free(conf);
          exit(1);
    }

    if (0 == (raw = toml_raw_in(server, "user"))) {
        fprintf(stderr, "ERROR: missing 'user' in [server]\n");
        toml_free(conf);
        exit(1);
    }
    if (toml_rtos(raw, &user)) {
          fprintf(stderr, "ERROR: bad value in 'user'\n");
          toml_free(conf);
          exit(1);
    }

    if (0 == (raw = toml_raw_in(server, "password"))) {
        fprintf(stderr, "ERROR: missing 'password' in [server]\n");
        toml_free(conf);
        exit(1);
    }
    if (toml_rtos(raw, &password)) {
          fprintf(stderr, "ERROR: bad value in 'password'\n");
          toml_free(conf);
          exit(1);
    }

    toml_free(conf);

    db_server = host;
    db_user = user;
    db_passwd = password;

    return db_server;
    return db_user;
    return db_passwd;

    free(host);
    free(user);
    free(password);
    exit(1);
}