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Diffstat (limited to 'libcli/smb/util.c')
| -rw-r--r-- | libcli/smb/util.c | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/libcli/smb/util.c b/libcli/smb/util.c new file mode 100644 index 00000000000..b8c3dc5e968 --- /dev/null +++ b/libcli/smb/util.c @@ -0,0 +1,165 @@ +/* + 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; + } +} + |