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-rw-r--r--libcli/smb/util.c165
1 files changed, 165 insertions, 0 deletions
diff --git a/libcli/smb/util.c b/libcli/smb/util.c
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+/*
+ Unix SMB/CIFS implementation.
+ client file operations
+ Copyright (C) Andrew Tridgell 1994-1998
+ Copyright (C) Jeremy Allison 2001-2002
+ Copyright (C) James Myers 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/smb/smb_common.h"
+#include "system/filesys.h"
+
+/**
+ Return a string representing a CIFS attribute for a file.
+**/
+char *attrib_string(TALLOC_CTX *mem_ctx, uint32_t attrib)
+{
+ int i, len;
+ const struct {
+ char c;
+ uint16_t attr;
+ } attr_strs[] = {
+ {'V', FILE_ATTRIBUTE_VOLUME},
+ {'D', FILE_ATTRIBUTE_DIRECTORY},
+ {'A', FILE_ATTRIBUTE_ARCHIVE},
+ {'H', FILE_ATTRIBUTE_HIDDEN},
+ {'S', FILE_ATTRIBUTE_SYSTEM},
+ {'N', FILE_ATTRIBUTE_NORMAL},
+ {'R', FILE_ATTRIBUTE_READONLY},
+ {'d', FILE_ATTRIBUTE_DEVICE},
+ {'t', FILE_ATTRIBUTE_TEMPORARY},
+ {'s', FILE_ATTRIBUTE_SPARSE},
+ {'r', FILE_ATTRIBUTE_REPARSE_POINT},
+ {'c', FILE_ATTRIBUTE_COMPRESSED},
+ {'o', FILE_ATTRIBUTE_OFFLINE},
+ {'n', FILE_ATTRIBUTE_NONINDEXED},
+ {'e', FILE_ATTRIBUTE_ENCRYPTED}
+ };
+ char *ret;
+
+ ret = talloc_array(mem_ctx, char, ARRAY_SIZE(attr_strs)+1);
+ if (!ret) {
+ return NULL;
+ }
+
+ for (len=i=0; i<ARRAY_SIZE(attr_strs); i++) {
+ if (attrib & attr_strs[i].attr) {
+ ret[len++] = attr_strs[i].c;
+ }
+ }
+
+ ret[len] = 0;
+
+ talloc_set_name_const(ret, ret);
+
+ return ret;
+}
+
+/****************************************************************************
+ Map standard UNIX permissions onto wire representations.
+****************************************************************************/
+
+uint32_t unix_perms_to_wire(mode_t perms)
+{
+ unsigned int ret = 0;
+
+ ret |= ((perms & S_IXOTH) ? UNIX_X_OTH : 0);
+ ret |= ((perms & S_IWOTH) ? UNIX_W_OTH : 0);
+ ret |= ((perms & S_IROTH) ? UNIX_R_OTH : 0);
+ ret |= ((perms & S_IXGRP) ? UNIX_X_GRP : 0);
+ ret |= ((perms & S_IWGRP) ? UNIX_W_GRP : 0);
+ ret |= ((perms & S_IRGRP) ? UNIX_R_GRP : 0);
+ ret |= ((perms & S_IXUSR) ? UNIX_X_USR : 0);
+ ret |= ((perms & S_IWUSR) ? UNIX_W_USR : 0);
+ ret |= ((perms & S_IRUSR) ? UNIX_R_USR : 0);
+#ifdef S_ISVTX
+ ret |= ((perms & S_ISVTX) ? UNIX_STICKY : 0);
+#endif
+#ifdef S_ISGID
+ ret |= ((perms & S_ISGID) ? UNIX_SET_GID : 0);
+#endif
+#ifdef S_ISUID
+ ret |= ((perms & S_ISUID) ? UNIX_SET_UID : 0);
+#endif
+ return ret;
+}
+
+/****************************************************************************
+ Map wire permissions to standard UNIX.
+****************************************************************************/
+
+mode_t wire_perms_to_unix(uint32_t perms)
+{
+ mode_t ret = (mode_t)0;
+
+ ret |= ((perms & UNIX_X_OTH) ? S_IXOTH : 0);
+ ret |= ((perms & UNIX_W_OTH) ? S_IWOTH : 0);
+ ret |= ((perms & UNIX_R_OTH) ? S_IROTH : 0);
+ ret |= ((perms & UNIX_X_GRP) ? S_IXGRP : 0);
+ ret |= ((perms & UNIX_W_GRP) ? S_IWGRP : 0);
+ ret |= ((perms & UNIX_R_GRP) ? S_IRGRP : 0);
+ ret |= ((perms & UNIX_X_USR) ? S_IXUSR : 0);
+ ret |= ((perms & UNIX_W_USR) ? S_IWUSR : 0);
+ ret |= ((perms & UNIX_R_USR) ? S_IRUSR : 0);
+#ifdef S_ISVTX
+ ret |= ((perms & UNIX_STICKY) ? S_ISVTX : 0);
+#endif
+#ifdef S_ISGID
+ ret |= ((perms & UNIX_SET_GID) ? S_ISGID : 0);
+#endif
+#ifdef S_ISUID
+ ret |= ((perms & UNIX_SET_UID) ? S_ISUID : 0);
+#endif
+ return ret;
+}
+
+/****************************************************************************
+ Return the file type from the wire filetype for UNIX extensions.
+****************************************************************************/
+
+mode_t unix_filetype_from_wire(uint32_t wire_type)
+{
+ switch (wire_type) {
+ case UNIX_TYPE_FILE:
+ return S_IFREG;
+ case UNIX_TYPE_DIR:
+ return S_IFDIR;
+#ifdef S_IFLNK
+ case UNIX_TYPE_SYMLINK:
+ return S_IFLNK;
+#endif
+#ifdef S_IFCHR
+ case UNIX_TYPE_CHARDEV:
+ return S_IFCHR;
+#endif
+#ifdef S_IFBLK
+ case UNIX_TYPE_BLKDEV:
+ return S_IFBLK;
+#endif
+#ifdef S_IFIFO
+ case UNIX_TYPE_FIFO:
+ return S_IFIFO;
+#endif
+#ifdef S_IFSOCK
+ case UNIX_TYPE_SOCKET:
+ return S_IFSOCK;
+#endif
+ default:
+ return (mode_t)0;
+ }
+}
+