/* * (C) Copyright 2002 * St�ubli Faverges - <www.staubli.com> * Pierre AUBERT p.aubert@staubli.com * * See file CREDITS for list of people who contributed to this * project. * * This program 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. * * This program 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 this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #include <common.h> #include <config.h> #include <malloc.h> #include "dos.h" #include "fdos.h" const char *month [] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}; Fs_t fs; File_t file; /*----------------------------------------------------------------------------- * dos_open -- *----------------------------------------------------------------------------- */ int dos_open(char *name) { int lg; int entry; char *fname; /* We need to suppress the " char around the name */ if (name [0] == '"') { name ++; } lg = strlen (name); if (name [lg - 1] == '"') { name [lg - 1] = '\0'; } /* Open file system */ if (fs_init (&fs) < 0) { return -1; } /* Init the file descriptor */ file.name = name; file.fs = &fs; /* find the subdirectory containing the file */ if (open_subdir (&file) < 0) { return (-1); } fname = basename (name); /* if we try to open root directory */ if (*fname == '\0') { file.file = file.subdir; return (0); } /* find the file in the subdir */ entry = 0; if (vfat_lookup (&file.subdir, file.fs, &file.file.dir, &entry, 0, fname, ACCEPT_DIR | ACCEPT_PLAIN | SINGLE | DO_OPEN, 0, &file.file) != 0) { /* File not found */ printf ("File not found\n"); return (-1); } return 0; } /*----------------------------------------------------------------------------- * dos_read -- *----------------------------------------------------------------------------- */ int dos_read (ulong addr) { int read = 0, nb; /* Try to boot a directory ? */ if (file.file.dir.attr & (ATTR_DIRECTORY | ATTR_VOLUME)) { printf ("Unable to boot %s !!\n", file.name); return (-1); } while (read < file.file.FileSize) { PRINTF ("read_file (%ld)\n", (file.file.FileSize - read)); nb = read_file (&fs, &file.file, (char *)addr + read, read, (file.file.FileSize - read)); PRINTF ("read_file -> %d\n", nb); if (nb < 0) { printf ("read error\n"); return (-1); } read += nb; } return (read); } /*----------------------------------------------------------------------------- * dos_dir -- *----------------------------------------------------------------------------- */ int dos_dir (void) { int entry; Directory_t dir; char *name; if ((file.file.dir.attr & ATTR_DIRECTORY) == 0) { printf ("%s: not a directory !!\n", file.name); return (1); } entry = 0; if ((name = malloc (MAX_VNAMELEN + 1)) == NULL) { PRINTF ("Allcation error\n"); return (1); } while (vfat_lookup (&file.file, file.fs, &dir, &entry, 0, NULL, ACCEPT_DIR | ACCEPT_PLAIN | MATCH_ANY, name, NULL) == 0) { /* Display file info */ printf ("%3.3s %9d %s %02d %04d %02d:%02d:%02d %s\n", (dir.attr & ATTR_DIRECTORY) ? "dir" : " ", __le32_to_cpu (dir.size), month [DOS_MONTH (&dir) - 1], DOS_DAY (&dir), DOS_YEAR (&dir), DOS_HOUR (&dir), DOS_MINUTE (&dir), DOS_SEC (&dir), name); } free (name); return (0); }