diff options
Diffstat (limited to 'source4/libcli/clideltree.c')
| -rw-r--r-- | source4/libcli/clideltree.c | 146 |
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; +} |