diff options
Diffstat (limited to 'source3/smbd')
| -rw-r--r-- | source3/smbd/filename_util.c | 206 |
1 files changed, 0 insertions, 206 deletions
diff --git a/source3/smbd/filename_util.c b/source3/smbd/filename_util.c deleted file mode 100644 index aad8a08e2b..0000000000 --- a/source3/smbd/filename_util.c +++ /dev/null @@ -1,206 +0,0 @@ -/* - Unix SMB/CIFS implementation. - Filename utility functions. - Copyright (C) Tim Prouty 2009 - - 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" - -/** - * XXX: This is temporary and there should be no callers of this outside of - * this file once smb_filename is plumbed through all path based operations. - * The one legitimate caller currently is smb_fname_str_dbg(), which this - * could be made static for. - */ -NTSTATUS get_full_smb_filename(TALLOC_CTX *ctx, - const struct smb_filename *smb_fname, - char **full_name) -{ - if (smb_fname->stream_name) { - /* stream_name must always be NULL if there is no stream. */ - SMB_ASSERT(smb_fname->stream_name[0] != '\0'); - - *full_name = talloc_asprintf(ctx, "%s%s", smb_fname->base_name, - smb_fname->stream_name); - } else { - *full_name = talloc_strdup(ctx, smb_fname->base_name); - } - - if (!*full_name) { - return NT_STATUS_NO_MEMORY; - } - - return NT_STATUS_OK; -} - -/** - * There are actually legitimate callers of this such as functions that - * enumerate streams using the SMB_VFS_STREAMINFO interface and then want to - * operate on each stream. - */ -NTSTATUS create_synthetic_smb_fname(TALLOC_CTX *ctx, const char *base_name, - const char *stream_name, - const SMB_STRUCT_STAT *psbuf, - struct smb_filename **smb_fname_out) -{ - struct smb_filename smb_fname_loc; - - ZERO_STRUCT(smb_fname_loc); - - /* Setup the base_name/stream_name. */ - smb_fname_loc.base_name = CONST_DISCARD(char *, base_name); - smb_fname_loc.stream_name = CONST_DISCARD(char *, stream_name); - - /* Copy the psbuf if one was given. */ - if (psbuf) - smb_fname_loc.st = *psbuf; - - /* Let copy_smb_filename() do the heavy lifting. */ - return copy_smb_filename(ctx, &smb_fname_loc, smb_fname_out); -} - -/** - * XXX: This is temporary and there should be no callers of this once - * smb_filename is plumbed through all path based operations. - */ -NTSTATUS create_synthetic_smb_fname_split(TALLOC_CTX *ctx, - const char *fname, - const SMB_STRUCT_STAT *psbuf, - struct smb_filename **smb_fname_out) -{ - NTSTATUS status; - const char *stream_name = NULL; - char *base_name = NULL; - - if (!lp_posix_pathnames()) { - stream_name = strchr_m(fname, ':'); - } - - /* Setup the base_name/stream_name. */ - if (stream_name) { - base_name = talloc_strndup(ctx, fname, - PTR_DIFF(stream_name, fname)); - } else { - base_name = talloc_strdup(ctx, fname); - } - - if (!base_name) { - return NT_STATUS_NO_MEMORY; - } - - status = create_synthetic_smb_fname(ctx, base_name, stream_name, psbuf, - smb_fname_out); - TALLOC_FREE(base_name); - return status; -} - -/** - * Return a string using the talloc_tos() - */ -const char *smb_fname_str_dbg(const struct smb_filename *smb_fname) -{ - char *fname = NULL; - NTSTATUS status; - - if (smb_fname == NULL) { - return ""; - } - status = get_full_smb_filename(talloc_tos(), smb_fname, &fname); - if (!NT_STATUS_IS_OK(status)) { - return ""; - } - return fname; -} - -/** - * Return a debug string using the talloc_tos(). This can only be called from - * DEBUG() macros due to the debut_ctx(). - */ -const char *fsp_str_dbg(const struct files_struct *fsp) -{ - return smb_fname_str_dbg(fsp->fsp_name); -} - -NTSTATUS copy_smb_filename(TALLOC_CTX *ctx, - const struct smb_filename *smb_fname_in, - struct smb_filename **smb_fname_out) -{ - /* stream_name must always be NULL if there is no stream. */ - if (smb_fname_in->stream_name) { - SMB_ASSERT(smb_fname_in->stream_name[0] != '\0'); - } - - *smb_fname_out = talloc_zero(ctx, struct smb_filename); - if (*smb_fname_out == NULL) { - return NT_STATUS_NO_MEMORY; - } - - if (smb_fname_in->base_name) { - (*smb_fname_out)->base_name = - talloc_strdup(*smb_fname_out, smb_fname_in->base_name); - if (!(*smb_fname_out)->base_name) - goto no_mem_err; - } - - if (smb_fname_in->stream_name) { - (*smb_fname_out)->stream_name = - talloc_strdup(*smb_fname_out, smb_fname_in->stream_name); - if (!(*smb_fname_out)->stream_name) - goto no_mem_err; - } - - if (smb_fname_in->original_lcomp) { - (*smb_fname_out)->original_lcomp = - talloc_strdup(*smb_fname_out, smb_fname_in->original_lcomp); - if (!(*smb_fname_out)->original_lcomp) - goto no_mem_err; - } - - (*smb_fname_out)->st = smb_fname_in->st; - return NT_STATUS_OK; - - no_mem_err: - TALLOC_FREE(*smb_fname_out); - return NT_STATUS_NO_MEMORY; -} - -/**************************************************************************** - Simple check to determine if the filename is a stream. - ***************************************************************************/ -bool is_ntfs_stream_smb_fname(const struct smb_filename *smb_fname) -{ - /* stream_name must always be NULL if there is no stream. */ - if (smb_fname->stream_name) { - SMB_ASSERT(smb_fname->stream_name[0] != '\0'); - } - - if (lp_posix_pathnames()) { - return false; - } - - return smb_fname->stream_name != NULL; -} - -/**************************************************************************** - Returns true if the filename's stream == "::$DATA" - ***************************************************************************/ -bool is_ntfs_default_stream_smb_fname(const struct smb_filename *smb_fname) -{ - if (!is_ntfs_stream_smb_fname(smb_fname)) { - return false; - } - - return StrCaseCmp(smb_fname->stream_name, "::$DATA") == 0; -} |