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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ * file.cc
+ *
+ * Thu Jun 9 15:31:38 CEST 2005
+ * Copyright 2005 Bent Bisballe
+ * deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ * This file is part of MIaV.
+ *
+ * MIaV is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * MIaV is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with MIaV; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+/*
+ * $Id$
+ */
+
+/*
+ * $Log$
+ * Revision 1.1 2005/06/09 17:54:00 deva
+ * New file object, that takes care of uniqueness and counts up number in
+ * filename, when grown too big.
+ *
+ */
+
+#include <config.h>
+#include "file.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <string.h>
+#include <unistd.h>
+
+#include <stdio.h>
+
+#include <stdlib.h>
+
+
+File::File(char *fn, char* ext)
+{
+ char path[256];
+
+ filename = (char*)malloc(strlen(fn) + 1);
+ extension = (char*)malloc(strlen(ext) + 1);
+
+ strcpy(filename, fn);
+ strcpy(extension, ext);
+
+ num = 0;
+ fd = -1;
+
+ int pos = (int)strrchr(filename, '/');
+ memset(path, 0, sizeof(path));
+
+ if(pos) { // pos is NULL, a file will be created in the current dir (Which is bad)
+ pos -= (int)filename; // Make pos relative to the beginning of the string
+ strncpy(path, filename, pos);
+ createPath(path);
+ }
+
+ Open();
+}
+
+File::~File()
+{
+ close(fd);
+
+ free(filename);
+ free(extension);
+}
+
+int File::Open()
+{
+ char fname[256];
+
+ if(fd) close(fd);
+ fd = -1;
+
+ while(fd == -1) {
+ sprintf(fname, "%s%.3d.%s", filename, num, extension);
+ fd = open(fname, O_CREAT | O_WRONLY | O_SYNC | O_EXCL, //| O_LARGEFILE
+ S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
+ num ++;
+
+ // If more than 1000 files are created in one day, something is terribly wrong!
+ if(num > 1000) {
+ fprintf(stderr, "Something is wrong with tha path [%s]!\n", fname);
+ exit(1);
+ }
+
+ }
+ return 0;
+}
+
+int File::Write(void* data, int size)
+{
+ int w;
+
+ w = write(fd, data, size);
+
+ if(w != size) {
+ Open();
+ w = write(fd, data, size);
+ if(w != size) {
+ fprintf(stderr, "Out of diskspace!\n");
+ exit(1);
+ }
+ }
+
+ return w;
+}
+
+int File::createPath(char* path)
+{
+ // struct stat stats;
+ char *subpath;
+
+ subpath = (char*)calloc(strlen(path) + 1, 1);
+
+ strcpy(subpath, path);
+
+ subpath[strrchr(subpath, '/') - subpath] = '\0';
+
+ printf("%s\n", path);
+
+ if(strlen(subpath) > 0) createPath(subpath);
+
+ // stat(path, &stats);
+ //if(!S_ISDIR(stats.st_mode) && S_ISREG(stats.st_mode))
+ mkdir(path, S_IRWXU | S_IRGRP | S_IXGRP | S_IXOTH | S_IROTH);
+
+ free(subpath);
+
+ return 0;
+}
+
+
+#ifdef FILE_TEST // Test
+#define BLOCK_SIZE 1024*1024
+#define TIMES 4000
+int main()
+{
+ void *buf = malloc(BLOCK_SIZE);
+
+ double b = BLOCK_SIZE;
+ double t = TIMES;
+
+ double gb = b / (1024 * 1024 * 1024);
+ gb *= t;
+
+ printf("Writing %f GB.\n", gb);
+
+ File file("/tmp/filetest/folder1/folder2/file", "ext");
+ for(int cnt = 0; cnt < TIMES; cnt++) {
+ file.Write(buf, BLOCK_SIZE);
+ }
+
+ printf("Done.\n");
+}
+#endif // Test