diff options
Diffstat (limited to 'source3/modules/vfs_fake_perms.c')
| -rw-r--r-- | source3/modules/vfs_fake_perms.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/source3/modules/vfs_fake_perms.c b/source3/modules/vfs_fake_perms.c new file mode 100644 index 0000000000..2989322147 --- /dev/null +++ b/source3/modules/vfs_fake_perms.c @@ -0,0 +1,77 @@ +/* + * Fake Perms VFS module. Implements passthrough operation of all VFS + * calls to disk functions, except for file permissions, which are now + * mode 0700 for the current uid/gid. + * + * Copyright (C) Tim Potter, 1999-2000 + * Copyright (C) Alexander Bokovoy, 2002 + * Copyright (C) Andrew Bartlett, 2002 + * + * 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" + +#undef DBGC_CLASS +#define DBGC_CLASS DBGC_VFS + +static int fake_perms_stat(vfs_handle_struct *handle, const char *fname, SMB_STRUCT_STAT *sbuf) +{ + int ret = -1; + + ret = SMB_VFS_NEXT_STAT(handle, fname, sbuf); + if (ret == 0) { + if (S_ISDIR(sbuf->st_mode)) { + sbuf->st_mode = S_IFDIR | S_IRWXU; + } else { + sbuf->st_mode = S_IRWXU; + } + sbuf->st_uid = handle->conn->server_info->utok.uid; + sbuf->st_gid = handle->conn->server_info->utok.gid; + } + + return ret; +} + +static int fake_perms_fstat(vfs_handle_struct *handle, files_struct *fsp, SMB_STRUCT_STAT *sbuf) +{ + int ret = -1; + + ret = SMB_VFS_NEXT_FSTAT(handle, fsp, sbuf); + if (ret == 0) { + if (S_ISDIR(sbuf->st_mode)) { + sbuf->st_mode = S_IFDIR | S_IRWXU; + } else { + sbuf->st_mode = S_IRWXU; + } + sbuf->st_uid = handle->conn->server_info->utok.uid; + sbuf->st_gid = handle->conn->server_info->utok.gid; + } + return ret; +} + +/* VFS operations structure */ + +static vfs_op_tuple fake_perms_ops[] = { + {SMB_VFS_OP(fake_perms_stat), SMB_VFS_OP_STAT, SMB_VFS_LAYER_TRANSPARENT}, + {SMB_VFS_OP(fake_perms_fstat), SMB_VFS_OP_FSTAT, SMB_VFS_LAYER_TRANSPARENT}, + + {SMB_VFS_OP(NULL), SMB_VFS_OP_NOOP, SMB_VFS_LAYER_NOOP} +}; + +NTSTATUS vfs_fake_perms_init(void); +NTSTATUS vfs_fake_perms_init(void) +{ + return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "fake_perms", fake_perms_ops); +} |