95 lines
1.6 KiB
C
95 lines
1.6 KiB
C
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#include "os/os.h"
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#include "os/str.h"
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#include "os/mem.h"
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "bk_file_utils.h"
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#include "bk_fdtable.h"
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#include "bk_filesystem.h"
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#include "bk_vfs.h"
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#include "littlefs_adapter.h"
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#include "fatfs_adapter.h"
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static int bk_lock_init(void) {
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static int mutex = -1; //TODO //recursive ???
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mutex = mutex;
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return 0;
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}
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int bk_vfs_init(void) {
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static int vfs_inited = 0;
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int ret;
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if (vfs_inited)
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return vfs_inited > 0 ? 0 : -1;
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vfs_inited = -1;
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ret = bk_lock_init();
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if (ret)
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return ret;
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ret = bk_fdtable_init();
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if (ret)
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return ret;
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ret = bk_filesystem_init();
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if (ret)
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return ret;
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ret = bk_lfs_init();
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if (ret)
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return ret;
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ret = bk_fatfs_init();
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if (ret)
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return ret;
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vfs_inited = 1;
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return 0;
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}
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int bk_vfs_lock(void) {
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return 0;
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}
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void bk_vfs_unlock(void) {
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}
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char *bk_normalize_path(const char *path) {
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char *new_path;
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int len;
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if (!path)
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return NULL;
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if (path[0] == '/') {
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new_path = os_strdup(path);
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} else {
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char *cwd = bk_vfs_refer_cwd();
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len = strlen(cwd) + strlen(path) + 2;
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new_path = os_malloc(len);
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if (!new_path)
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return NULL;
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sprintf(new_path, "%s/%s", cwd, path);
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}
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len = strlen(new_path);
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if (len > 1 && new_path[len - 1] == '/') //remove tailing '/'
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new_path[len - 1] = '\0';
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return new_path;
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}
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const char *bk_sub_path(const char *mount_point, const char *path) {
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if (strlen(path) == strlen(mount_point))
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return "/";
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else
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return path + strlen(mount_point);
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}
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