diff options
Diffstat (limited to 'source3')
| -rw-r--r-- | source3/smbd/dir.c | 142 | ||||
| -rw-r--r-- | source3/smbd/globals.h | 21 |
2 files changed, 163 insertions, 0 deletions
diff --git a/source3/smbd/dir.c b/source3/smbd/dir.c index 7acd349b72..4c802ab893 100644 --- a/source3/smbd/dir.c +++ b/source3/smbd/dir.c @@ -825,6 +825,148 @@ static bool mangle_mask_match(connection_struct *conn, return mask_match_search(mname,mask,False); } +bool smbd_dirptr_get_entry(TALLOC_CTX *ctx, + struct dptr_struct *dirptr, + const char *mask, + uint32_t dirtype, + bool dont_descend, + bool ask_sharemode, + bool (*match_fn)(TALLOC_CTX *ctx, + void *private_data, + const char *dname, + const char *mask, + char **_fname), + bool (*mode_fn)(TALLOC_CTX *ctx, + void *private_data, + struct smb_filename *smb_fname, + uint32_t *_mode), + void *private_data, + char **_fname, + struct smb_filename **_smb_fname, + uint32_t *_mode, + long *_prev_offset) +{ + connection_struct *conn = dirptr->conn; + bool needslash; + + *_smb_fname = NULL; + *_mode = 0; + + needslash = ( dirptr->path[strlen(dirptr->path) -1] != '/'); + + while (true) { + long cur_offset; + long prev_offset; + SMB_STRUCT_STAT sbuf; + char *dname = NULL; + bool isdots; + char *fname = NULL; + char *pathreal = NULL; + struct smb_filename *smb_fname = NULL; + uint32_t mode = 0; + bool ok; + NTSTATUS status; + + cur_offset = dptr_TellDir(dirptr); + prev_offset = cur_offset; + dname = dptr_ReadDirName(ctx, dirptr, &cur_offset, &sbuf); + + DEBUG(6,("smbd_dirptr_get_entry: dirptr 0x%lx now at offset %ld\n", + (long)dirptr, cur_offset)); + + if (dname == NULL) { + return false; + } + + isdots = (ISDOT(dname) || ISDOTDOT(dname)); + if (dont_descend && !isdots) { + TALLOC_FREE(dname); + continue; + } + + /* + * fname may get mangled, dname is never mangled. + * Whenever we're accessing the filesystem we use + * pathreal which is composed from dname. + */ + + ok = match_fn(ctx, private_data, dname, mask, &fname); + if (!ok) { + TALLOC_FREE(dname); + continue; + } + + pathreal = talloc_asprintf(ctx, "%s%s%s", + dirptr->path, + needslash?"/":"", + dname); + if (!pathreal) { + TALLOC_FREE(dname); + TALLOC_FREE(fname); + return false; + } + + /* Create smb_fname with NULL stream_name. */ + status = create_synthetic_smb_fname(ctx, pathreal, + NULL, &sbuf, + &smb_fname); + TALLOC_FREE(pathreal); + if (!NT_STATUS_IS_OK(status)) { + TALLOC_FREE(dname); + TALLOC_FREE(fname); + return false; + } + + ok = mode_fn(ctx, private_data, smb_fname, &mode); + if (!ok) { + TALLOC_FREE(dname); + TALLOC_FREE(fname); + TALLOC_FREE(smb_fname); + continue; + } + + if (!dir_check_ftype(conn, mode, dirtype)) { + DEBUG(5,("[%s] attribs 0x%x didn't match 0x%x\n", + fname, (unsigned int)mode, (unsigned int)dirtype)); + TALLOC_FREE(dname); + TALLOC_FREE(fname); + TALLOC_FREE(smb_fname); + continue; + } + + if (ask_sharemode) { + struct timespec write_time_ts; + struct file_id fileid; + + fileid = vfs_file_id_from_sbuf(conn, + &smb_fname->st); + get_file_infos(fileid, NULL, &write_time_ts); + if (!null_timespec(write_time_ts)) { + update_stat_ex_mtime(&smb_fname->st, + write_time_ts); + } + } + + DEBUG(3,("smbd_dirptr_get_entry mask=[%s] found %s " + "fname=%s (%s)\n", + mask, smb_fname_str_dbg(smb_fname), + dname, fname)); + + DirCacheAdd(dirptr->dir_hnd, dname, cur_offset); + + TALLOC_FREE(dname); + + *_fname = fname; + *_smb_fname = smb_fname; + *_mode = mode; + *_prev_offset = prev_offset; + + return true; + } + + return false; +} + /**************************************************************************** Get an 8.3 directory entry. ****************************************************************************/ diff --git a/source3/smbd/globals.h b/source3/smbd/globals.h index 434204b60d..6a62cf6a21 100644 --- a/source3/smbd/globals.h +++ b/source3/smbd/globals.h @@ -218,6 +218,27 @@ NTSTATUS smbd_do_qfsinfo(connection_struct *conn, char **ppdata, int *ret_data_len); +bool smbd_dirptr_get_entry(TALLOC_CTX *ctx, + struct dptr_struct *dirptr, + const char *mask, + uint32_t dirtype, + bool dont_descend, + bool ask_sharemode, + bool (*match_fn)(TALLOC_CTX *ctx, + void *private_data, + const char *dname, + const char *mask, + char **_fname), + bool (*mode_fn)(TALLOC_CTX *ctx, + void *private_data, + struct smb_filename *smb_fname, + uint32_t *_mode), + void *private_data, + char **_fname, + struct smb_filename **_smb_fname, + uint32_t *_mode, + long *_prev_offset); + void smbd_server_connection_terminate_ex(struct smbd_server_connection *sconn, const char *reason, const char *location); |