Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 146 insertions, 0 deletions

diff --git a/source4/libcli/clideltree.c b/source4/libcli/clideltree.c
new file mode 100644
index 0000000..3e4f9fb
--- /dev/null
+++ b/source4/libcli/clideltree.c
@@ -0,0 +1,146 @@
+/* 
+   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(status)) {
+		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 */
+		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_wcard(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 */
+		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;
+}