static int ls(int argc, char *argv[])
{
errval_t err;
int ret = 0;
// XXX: cheat and assume we have some extra space wherever argv lives
if (argc <= 1) {
argv[1] = cwd;
argc = 2;
}
for (int i = 1; i < argc; i++) {
vfs_handle_t vh;
char *path = vfs_path_mkabsolute(cwd, argv[i]);
err = vfs_opendir(path, &vh);
free(path);
if (err_is_fail(err)) {
DEBUG_ERR(err, "in vfs_opendir %s", argv[i]);
printf("%s: not found\n", argv[i]);
ret = 1;
continue;
}
if (i > 1) {
printf("\n");
}
printf("%s:\n", argv[i]);
do {
struct vfs_fileinfo info;
char *name;
err = vfs_dir_read_next(vh, &name, &info);
if (err_is_ok(err)) {
printf("%8zu %c %s\n", info.size, vfs_type_char(info.type),
name);
free(name);
}
} while(err_is_ok(err));
err = vfs_closedir(vh);
if (err_is_fail(err)) {
DEBUG_ERR(err, "in vfs_closedir");
}
}
return ret;
}
static void walk_dir(char* path)
{
printf("%s:%d: path=%s\n", __FUNCTION__, __LINE__, path);
vfs_handle_t dhandle;
struct vfs_fileinfo info;
errval_t err = vfs_opendir(path, &dhandle);
assert(err_is_ok(err));
char* name;
while(err_is_ok(vfs_dir_read_next(dhandle, &name, &info))) {
if (strcmp(name, ".") == 0 || strcmp(name, "..") == 0)
continue;
char* newpath = malloc(snprintf(NULL, 0, "%s/%s", path, name) + 1);
sprintf(newpath, "%s/%s", path, name);
switch (info.type) {
case VFS_DIRECTORY:
printf("%s:%d: Found directory %s\n", __FUNCTION__, __LINE__, newpath);
walk_dir(newpath);
break;
case VFS_FILE:
printf("%s:%d: Found file %s\n", __FUNCTION__, __LINE__, newpath);
vfs_handle_t fhandle;
err = vfs_open(newpath, &fhandle);
char* buf = malloc(info.size);
size_t bytes_read = 0;
err = vfs_read(fhandle, buf, info.size, &bytes_read);
assert(err_is_ok(err));
assert(bytes_read == info.size);
printf("%s:%d: File content is (bytes=%d):\n%s\n",
__FUNCTION__, __LINE__, bytes_read, buf);
free(buf);
break;
}
free(name);
free(newpath);
}
err = vfs_closedir(dhandle);
assert(err_is_ok(err));
}