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/***************************************************************************
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file_loader.c - description
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-------------------
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Copyright : (C) 2004-2025 by Leaflet
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Email : leaflet@leafok.com
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "file_loader.h"
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#include "trie_dict.h"
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#include "log.h"
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#include <stdio.h>
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#include <unistd.h>
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#include <errno.h>
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#include <sys/shm.h>
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#define TRIE_DICT_SHM_FILE "~trie_dict_shm.dat"
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const char *files[] = {
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"../data/welcome.txt",
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"../data/copyright.txt",
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"../data/register.txt",
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"../data/license.txt",
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"../data/login_error.txt",
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"../data/read_help.txt"};
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int files_cnt = 6;
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int main(int argc, char *argv[])
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{
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int ret;
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int i;
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const void *p_shm;
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size_t data_len;
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long line_total;
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const void *p_data;
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const long *p_line_offsets;
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FILE *fp;
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if (log_begin("../log/bbsd.log", "../log/error.log") < 0)
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{
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printf("Open log error\n");
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return -1;
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}
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log_std_redirect(STDOUT_FILENO);
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log_err_redirect(STDERR_FILENO);
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if ((fp = fopen(TRIE_DICT_SHM_FILE, "w")) == NULL)
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{
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log_error("fopen(%s) error\n", TRIE_DICT_SHM_FILE);
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return -1;
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}
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fclose(fp);
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if (trie_dict_init(TRIE_DICT_SHM_FILE) < 0)
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{
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printf("trie_dict_init failed\n");
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return -1;
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}
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ret = file_loader_init();
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if (ret < 0)
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{
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printf("file_loader_init() error (%d)\n", ret);
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return ret;
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}
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ret = file_loader_init();
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if (ret == 0)
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{
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printf("Rerun file_loader_init() error\n");
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}
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printf("Testing #1\n");
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for (i = 0; i < files_cnt; i++)
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{
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if (load_file(files[i]) < 0)
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{
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printf("Load file %s error\n", files[i]);
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}
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}
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for (i = 0; i < files_cnt; i++)
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{
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if ((p_shm = get_file_shm_readonly(files[i], &data_len, &line_total, &p_data, &p_line_offsets)) == NULL)
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{
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printf("Get file shm %s error\n", files[i]);
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}
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else
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{
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printf("File: %s size: %ld lines: %ld\n", files[i], data_len, line_total);
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for (int j = 0; j < line_total; j++)
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{
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printf("Line %d: %ld ~ %ld\n", j, p_line_offsets[j], p_line_offsets[j + 1]);
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}
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if (detach_file_shm(p_shm) < 0)
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{
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log_error("detach_file_shm(%s) error\n", files[i]);
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}
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}
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}
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printf("Testing #2\n");
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for (i = 0; i < files_cnt; i++)
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{
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if (unload_file(files[i]) < 0)
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{
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printf("Unload file %s error\n", files[i]);
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}
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}
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for (i = 0; i < files_cnt; i++)
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{
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if (load_file(files[i]) < 0)
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{
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printf("Load file %s error\n", files[i]);
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}
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}
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printf("Testing #3\n");
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for (i = 0; i < files_cnt; i++)
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{
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if (i % 2 == 0)
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{
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if (unload_file(files[i]) < 0)
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{
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printf("Unload file %s error\n", files[i]);
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}
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}
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}
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for (i = 0; i < files_cnt; i++)
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{
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if (i % 2 != 0)
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{
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if ((p_shm = get_file_shm_readonly(files[i], &data_len, &line_total, &p_data, &p_line_offsets)) == NULL)
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{
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printf("Get file shm %s error\n", files[i]);
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}
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else
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{
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printf("File: %s size: %ld lines: %ld\n", files[i], data_len, line_total);
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if (detach_file_shm(p_shm) < 0)
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{
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log_error("detach_file_shm(%s) error\n", files[i]);
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}
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}
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}
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}
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file_loader_cleanup();
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file_loader_cleanup();
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trie_dict_cleanup();
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if (unlink(TRIE_DICT_SHM_FILE) < 0)
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{
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log_error("unlink(%s) error\n", TRIE_DICT_SHM_FILE);
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return -1;
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}
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log_end();
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return 0;
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}
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