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/*
Unix SMB/CIFS implementation.
useful function for deleting a whole directory tree
Copyright (C) Andrew Tridgell 2003
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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "libcli/raw/libcliraw.h"
#include "libcli/libcli.h"
#include "system/dir.h"
struct delete_state {
struct smbcli_tree *tree;
int total_deleted;
bool failed;
};
/*
callback function for torture_deltree()
*/
static void delete_fn(struct clilist_file_info *finfo, const char *name, void *state)
{
struct delete_state *dstate = (struct delete_state *)state;
char *s, *n;
if (ISDOT(finfo->name) || ISDOTDOT(finfo->name)) {
return;
}
n = strdup(name);
n[strlen(n)-1] = 0;
if (asprintf(&s, "%s%s", n, finfo->name) < 0) {
free(n);
return;
}
if (finfo->attrib & FILE_ATTRIBUTE_READONLY) {
if (NT_STATUS_IS_ERR(smbcli_setatr(dstate->tree, s, 0, 0))) {
DEBUG(2,("Failed to remove READONLY on %s - %s\n",
s, smbcli_errstr(dstate->tree)));
}
}
if (finfo->attrib & FILE_ATTRIBUTE_DIRECTORY) {
char *s2;
if (asprintf(&s2, "%s\\*", s) < 0) {
free(s);
free(n);
return;
}
smbcli_unlink(dstate->tree, s2);
smbcli_list(dstate->tree, s2,
FILE_ATTRIBUTE_DIRECTORY|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM,
delete_fn, state);
free(s2);
if (NT_STATUS_IS_ERR(smbcli_rmdir(dstate->tree, s))) {
DEBUG(2,("Failed to delete %s - %s\n",
s, smbcli_errstr(dstate->tree)));
dstate->failed = true;
}
dstate->total_deleted++;
} else {
if (NT_STATUS_IS_ERR(smbcli_unlink(dstate->tree, s))) {
DEBUG(2,("Failed to delete %s - %s\n",
s, smbcli_errstr(dstate->tree)));
dstate->failed = true;
}
dstate->total_deleted++;
}
free(s);
free(n);
}
/*
recursively descend a tree deleting all files
returns the number of files deleted, or -1 on error
*/
int smbcli_deltree(struct smbcli_tree *tree, const char *dname)
{
char *mask;
struct delete_state dstate;
NTSTATUS status;
dstate.tree = tree;
dstate.total_deleted = 0;
dstate.failed = false;
/* it might be a file */
status = smbcli_unlink(tree, dname);
if (NT_STATUS_IS_OK(smbcli_unlink(tree, dname))) {
return 1;
}
if (NT_STATUS_EQUAL(smbcli_nt_error(tree), NT_STATUS_OBJECT_NAME_NOT_FOUND) ||
NT_STATUS_EQUAL(smbcli_nt_error(tree), NT_STATUS_OBJECT_PATH_NOT_FOUND) ||
NT_STATUS_EQUAL(smbcli_nt_error(tree), NT_STATUS_NO_SUCH_FILE) ||
NT_STATUS_EQUAL(smbcli_nt_error(tree), NT_STATUS_DOS(ERRDOS, ERRbadfile))) {
return 0;
}
if (NT_STATUS_EQUAL(status, NT_STATUS_CANNOT_DELETE)) {
/* it could be read-only */
status = smbcli_setatr(tree, dname, FILE_ATTRIBUTE_NORMAL, 0);
if (NT_STATUS_IS_OK(smbcli_unlink(tree, dname))) {
return 1;
}
}
if (asprintf(&mask, "%s\\*", dname) < 0) {
return -1;
}
smbcli_unlink(dstate.tree, mask);
smbcli_list(dstate.tree, mask,
FILE_ATTRIBUTE_DIRECTORY|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM,
delete_fn, &dstate);
free(mask);
status = smbcli_rmdir(dstate.tree, dname);
if (NT_STATUS_EQUAL(status, NT_STATUS_CANNOT_DELETE)) {
/* it could be read-only */
status = smbcli_setatr(dstate.tree, dname, FILE_ATTRIBUTE_NORMAL, 0);
status = smbcli_rmdir(dstate.tree, dname);
}
if (NT_STATUS_IS_ERR(status)) {
DEBUG(2,("Failed to delete %s - %s\n",
dname, smbcli_errstr(dstate.tree)));
return -1;
}
dstate.total_deleted++;
if (dstate.failed) {
return -1;
}
return dstate.total_deleted;
}
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