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-rw-r--r--uart-monitor/fs/fat/file.c208
1 files changed, 0 insertions, 208 deletions
diff --git a/uart-monitor/fs/fat/file.c b/uart-monitor/fs/fat/file.c
deleted file mode 100644
index 2a2354e..0000000
--- a/uart-monitor/fs/fat/file.c
+++ /dev/null
@@ -1,208 +0,0 @@
-/*
- * file.c
- *
- * Mini "VFS" by Marcus Sundberg
- *
- * 2002-07-28 - rjones@nexus-tech.net - ported to ppcboot v1.1.6
- * 2003-03-10 - kharris@nexus-tech.net - ported to uboot
- *
- * 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 <part.h>
-#include <fat.h>
-#include <linux/stat.h>
-
-#if (CONFIG_COMMANDS & CFG_CMD_FAT)
-
-/* Supported filesystems */
-static const struct filesystem filesystems[] = {
- { file_fat_detectfs, file_fat_ls, file_fat_read, "FAT" },
-};
-#define NUM_FILESYS (sizeof(filesystems)/sizeof(struct filesystem))
-
-/* The filesystem which was last detected */
-static int current_filesystem = FSTYPE_NONE;
-
-/* The current working directory */
-#define CWD_LEN 511
-char file_cwd[CWD_LEN+1] = "/";
-
-const char *
-file_getfsname(int idx)
-{
- if (idx < 0 || idx >= NUM_FILESYS) return NULL;
-
- return filesystems[idx].name;
-}
-
-
-static void
-pathcpy(char *dest, const char *src)
-{
- char *origdest = dest;
-
- do {
- if (dest-file_cwd >= CWD_LEN) {
- *dest = '\0';
- return;
- }
- *(dest) = *(src);
- if (*src == '\0') {
- if (dest-- != origdest && ISDIRDELIM(*dest)) {
- *dest = '\0';
- }
- return;
- }
- ++dest;
- if (ISDIRDELIM(*src)) {
- while (ISDIRDELIM(*src)) src++;
- } else {
- src++;
- }
- } while (1);
-}
-
-
-int
-file_cd(const char *path)
-{
- if (ISDIRDELIM(*path)) {
- while (ISDIRDELIM(*path)) path++;
- strncpy(file_cwd+1, path, CWD_LEN-1);
- } else {
- const char *origpath = path;
- char *tmpstr = file_cwd;
- int back = 0;
-
- while (*tmpstr != '\0') tmpstr++;
- do {
- tmpstr--;
- } while (ISDIRDELIM(*tmpstr));
-
- while (*path == '.') {
- path++;
- while (*path == '.') {
- path++;
- back++;
- }
- if (*path != '\0' && !ISDIRDELIM(*path)) {
- path = origpath;
- back = 0;
- break;
- }
- while (ISDIRDELIM(*path)) path++;
- origpath = path;
- }
-
- while (back--) {
- /* Strip off path component */
- while (!ISDIRDELIM(*tmpstr)) {
- tmpstr--;
- }
- if (tmpstr == file_cwd) {
- /* Incremented again right after the loop. */
- tmpstr--;
- break;
- }
- /* Skip delimiters */
- while (ISDIRDELIM(*tmpstr)) tmpstr--;
- }
- tmpstr++;
- if (*path == '\0') {
- if (tmpstr == file_cwd) {
- *tmpstr = '/';
- tmpstr++;
- }
- *tmpstr = '\0';
- return 0;
- }
- *tmpstr = '/';
- pathcpy(tmpstr+1, path);
- }
-
- return 0;
-}
-
-
-int
-file_detectfs(void)
-{
- int i;
-
- current_filesystem = FSTYPE_NONE;
-
- for (i = 0; i < NUM_FILESYS; i++) {
- if (filesystems[i].detect() == 0) {
- strcpy(file_cwd, "/");
- current_filesystem = i;
- break;
- }
- }
-
- return current_filesystem;
-}
-
-
-int
-file_ls(const char *dir)
-{
- char fullpath[1024];
- const char *arg;
-
- if (current_filesystem == FSTYPE_NONE) {
- printf("Can't list files without a filesystem!\n");
- return -1;
- }
-
- if (ISDIRDELIM(*dir)) {
- arg = dir;
- } else {
- sprintf(fullpath, "%s/%s", file_cwd, dir);
- arg = fullpath;
- }
- return filesystems[current_filesystem].ls(arg);
-}
-
-
-long
-file_read(const char *filename, void *buffer, unsigned long maxsize)
-{
- char fullpath[1024];
- const char *arg;
-
- if (current_filesystem == FSTYPE_NONE) {
- printf("Can't load file without a filesystem!\n");
- return -1;
- }
-
- if (ISDIRDELIM(*filename)) {
- arg = filename;
- } else {
- sprintf(fullpath, "%s/%s", file_cwd, filename);
- arg = fullpath;
- }
-
- return filesystems[current_filesystem].read(arg, buffer, maxsize);
-}
-
-#endif /* #if (CONFIG_COMMANDS & CFG_CMD_FAT) */