149 lines
2.6 KiB
C
149 lines
2.6 KiB
C
/*
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Copyright (C) 2015-2019 Parallel Realities
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "io.h"
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int fileExists(char *filename)
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{
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struct stat buffer;
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return (stat(filename, &buffer) == 0);
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}
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char *getFileLocation(char *filename)
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{
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static char path[MAX_FILENAME_LENGTH];
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memset(path, '\0', MAX_FILENAME_LENGTH);
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if (fileExists(filename))
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{
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return filename;
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}
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sprintf(path, DATA_DIR"/%s", filename);
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return path;
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}
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char *readFile(char *filename)
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{
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char *buffer;
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long length;
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FILE *file;
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file = fopen(getFileLocation(filename), "rb");
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if (file)
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{
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fseek(file, 0, SEEK_END);
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length = ftell(file);
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fseek(file, 0, SEEK_SET);
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buffer = malloc(length);
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memset(buffer, 0, length);
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fread(buffer, 1, length, file);
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fclose(file);
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}
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return buffer;
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}
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int writeFile(char *filename, char *data)
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{
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FILE *file = fopen(filename, "wb");
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if (file)
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{
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fprintf(file, "%s\n", data);
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fclose(file);
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return 1;
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}
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return 0;
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}
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char *getSaveFilePath(char *filename)
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{
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static char path[MAX_PATH_LENGTH];
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memset(path, '\0', MAX_PATH_LENGTH);
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sprintf(path, "%s/%s", app.saveDir, filename);
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SDL_LogMessage(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_DEBUG, "getSaveFilePath = '%s'", path);
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return path;
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}
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char **getFileList(char *dir, int *count)
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{
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DIR *d;
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int i;
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struct dirent *ent;
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char **filenames;
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i = 0;
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filenames = NULL;
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if ((d = opendir(getFileLocation(dir))) != NULL)
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{
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while ((ent = readdir(d)) != NULL)
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{
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if (ent->d_name[0] != '.')
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{
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i++;
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}
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}
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if (i > 0)
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{
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filenames = malloc(sizeof(char*) * i);
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memset(filenames, 0, sizeof(char*) * i);
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rewinddir(d);
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i = 0;
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while ((ent = readdir(d)) != NULL)
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{
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if (ent->d_name[0] != '.')
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{
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filenames[i] = malloc(sizeof(char) * MAX_FILENAME_LENGTH);
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STRNCPY(filenames[i], ent->d_name, MAX_FILENAME_LENGTH);
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i++;
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}
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}
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}
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closedir(d);
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}
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*count = i;
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if (filenames)
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{
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qsort(filenames, i, sizeof(char*), stringComparator);
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}
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return filenames;
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}
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