*/
#include "includes.h"
+#include "smbd/globals.h"
extern const struct generic_mapping file_generic_mapping;
-extern bool global_client_failed_oplock_break;
struct deferred_open_record {
bool delayed_for_oplocks;
static NTSTATUS create_file_unixpath(connection_struct *conn,
struct smb_request *req,
- const char *fname,
+ struct smb_filename *smb_fname,
uint32_t access_mask,
uint32_t share_access,
uint32_t create_disposition,
struct ea_list *ea_list,
files_struct **result,
- int *pinfo,
- SMB_STRUCT_STAT *psbuf);
+ int *pinfo);
/****************************************************************************
SMB1 file varient of se_access_check. Never test FILE_READ_ATTRIBUTES.
static NTSTATUS check_open_rights(struct connection_struct *conn,
const char *fname,
- uint32_t access_mask)
+ uint32_t access_mask,
+ uint32_t *access_granted)
{
/* Check if we have rights to open. */
NTSTATUS status;
- uint32_t access_granted = 0;
struct security_descriptor *sd;
+ *access_granted = 0;
+
+ if (conn->server_info->utok.uid == 0 || conn->admin_user) {
+ /* I'm sorry sir, I didn't know you were root... */
+ *access_granted = access_mask;
+ if (access_mask & SEC_FLAG_MAXIMUM_ALLOWED) {
+ *access_granted |= FILE_GENERIC_ALL;
+ }
+ return NT_STATUS_OK;
+ }
+
status = SMB_VFS_GET_NT_ACL(conn, fname,
(OWNER_SECURITY_INFORMATION |
GROUP_SECURITY_INFORMATION |
status = smb1_file_se_access_check(sd,
conn->server_info->ptok,
access_mask,
- &access_granted);
+ access_granted);
TALLOC_FREE(sd);
+
+ DEBUG(10,("check_open_rights: file %s requesting "
+ "0x%x returning 0x%x (%s)\n",
+ fname,
+ (unsigned int)access_mask,
+ (unsigned int)*access_granted,
+ nt_errstr(status) ));
+
return status;
}
****************************************************************************/
static NTSTATUS fd_open(struct connection_struct *conn,
- const char *fname,
+ struct smb_filename *smb_fname,
files_struct *fsp,
int flags,
mode_t mode)
}
#endif
- fsp->fh->fd = SMB_VFS_OPEN(conn,fname,fsp,flags,mode);
+ fsp->fh->fd = SMB_VFS_OPEN(conn, smb_fname, fsp, flags, mode);
if (fsp->fh->fd == -1) {
status = map_nt_error_from_unix(errno);
+ if (errno == EMFILE) {
+ static time_t last_warned = 0L;
+
+ if (time((time_t *) NULL) > last_warned) {
+ DEBUG(0,("Too many open files, unable "
+ "to open more! smbd's max "
+ "open files = %d\n",
+ lp_max_open_files()));
+ last_warned = time((time_t *) NULL);
+ }
+ }
+
}
DEBUG(10,("fd_open: name %s, flags = 0%o mode = 0%o, fd = %d. %s\n",
- fname, flags, (int)mode, fsp->fh->fd,
+ smb_fname_str_dbg(smb_fname), flags, (int)mode, fsp->fh->fd,
(fsp->fh->fd == -1) ? strerror(errno) : "" ));
return status;
const char *inherit_from_dir,
files_struct *fsp)
{
- SMB_STRUCT_STAT parent_st;
+ struct smb_filename *smb_fname_parent = NULL;
+ NTSTATUS status;
int ret;
- ret = SMB_VFS_STAT(conn, inherit_from_dir, &parent_st);
+ status = create_synthetic_smb_fname(talloc_tos(), inherit_from_dir,
+ NULL, NULL, &smb_fname_parent);
+ if (!NT_STATUS_IS_OK(status)) {
+ return;
+ }
+
+ ret = SMB_VFS_STAT(conn, smb_fname_parent);
if (ret == -1) {
DEBUG(0,("change_file_owner_to_parent: failed to stat parent "
"directory %s. Error was %s\n",
- inherit_from_dir, strerror(errno) ));
+ smb_fname_str_dbg(smb_fname_parent),
+ strerror(errno)));
return;
}
become_root();
- ret = SMB_VFS_FCHOWN(fsp, parent_st.st_uid, (gid_t)-1);
+ ret = SMB_VFS_FCHOWN(fsp, smb_fname_parent->st.st_ex_uid, (gid_t)-1);
unbecome_root();
if (ret == -1) {
DEBUG(0,("change_file_owner_to_parent: failed to fchown "
"file %s to parent directory uid %u. Error "
"was %s\n", fsp->fsp_name,
- (unsigned int)parent_st.st_uid,
+ (unsigned int)smb_fname_parent->st.st_ex_uid,
strerror(errno) ));
}
DEBUG(10,("change_file_owner_to_parent: changed new file %s to "
"parent directory uid %u.\n", fsp->fsp_name,
- (unsigned int)parent_st.st_uid ));
+ (unsigned int)smb_fname_parent->st.st_ex_uid));
+
+ TALLOC_FREE(smb_fname_parent);
}
NTSTATUS change_dir_owner_to_parent(connection_struct *conn,
const char *fname,
SMB_STRUCT_STAT *psbuf)
{
+ struct smb_filename *smb_fname_parent = NULL;
+ struct smb_filename *smb_fname_cwd = NULL;
char *saved_dir = NULL;
- SMB_STRUCT_STAT sbuf;
- SMB_STRUCT_STAT parent_st;
TALLOC_CTX *ctx = talloc_tos();
NTSTATUS status = NT_STATUS_OK;
int ret;
- ret = SMB_VFS_STAT(conn, inherit_from_dir, &parent_st);
+ status = create_synthetic_smb_fname(ctx, inherit_from_dir, NULL, NULL,
+ &smb_fname_parent);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ ret = SMB_VFS_STAT(conn, smb_fname_parent);
if (ret == -1) {
status = map_nt_error_from_unix(errno);
DEBUG(0,("change_dir_owner_to_parent: failed to stat parent "
"directory %s. Error was %s\n",
- inherit_from_dir, strerror(errno) ));
- return status;
+ smb_fname_str_dbg(smb_fname_parent),
+ strerror(errno)));
+ goto out;
}
/* We've already done an lstat into psbuf, and we know it's a
DEBUG(0,("change_dir_owner_to_parent: failed to get "
"current working directory. Error was %s\n",
strerror(errno)));
- return status;
+ goto out;
}
/* Chdir into the new path. */
DEBUG(0,("change_dir_owner_to_parent: failed to change "
"current working directory to %s. Error "
"was %s\n", fname, strerror(errno) ));
- goto out;
+ goto chdir;
}
- if (SMB_VFS_STAT(conn,".",&sbuf) == -1) {
+ status = create_synthetic_smb_fname(ctx, ".", NULL, NULL,
+ &smb_fname_cwd);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ ret = SMB_VFS_STAT(conn, smb_fname_cwd);
+ if (ret == -1) {
status = map_nt_error_from_unix(errno);
DEBUG(0,("change_dir_owner_to_parent: failed to stat "
"directory '.' (%s) Error was %s\n",
fname, strerror(errno)));
- goto out;
+ goto chdir;
}
/* Ensure we're pointing at the same place. */
- if (sbuf.st_dev != psbuf->st_dev ||
- sbuf.st_ino != psbuf->st_ino ||
- sbuf.st_mode != psbuf->st_mode ) {
+ if (smb_fname_cwd->st.st_ex_dev != psbuf->st_ex_dev ||
+ smb_fname_cwd->st.st_ex_ino != psbuf->st_ex_ino ||
+ smb_fname_cwd->st.st_ex_mode != psbuf->st_ex_mode ) {
DEBUG(0,("change_dir_owner_to_parent: "
"device/inode/mode on directory %s changed. "
"Refusing to chown !\n", fname ));
status = NT_STATUS_ACCESS_DENIED;
- goto out;
+ goto chdir;
}
become_root();
- ret = SMB_VFS_CHOWN(conn, ".", parent_st.st_uid, (gid_t)-1);
+ ret = SMB_VFS_CHOWN(conn, ".", smb_fname_parent->st.st_ex_uid,
+ (gid_t)-1);
unbecome_root();
if (ret == -1) {
status = map_nt_error_from_unix(errno);
DEBUG(10,("change_dir_owner_to_parent: failed to chown "
"directory %s to parent directory uid %u. "
"Error was %s\n", fname,
- (unsigned int)parent_st.st_uid, strerror(errno) ));
- goto out;
+ (unsigned int)smb_fname_parent->st.st_ex_uid,
+ strerror(errno) ));
+ goto chdir;
}
DEBUG(10,("change_dir_owner_to_parent: changed ownership of new "
"directory %s to parent directory uid %u.\n",
- fname, (unsigned int)parent_st.st_uid ));
-
- out:
+ fname, (unsigned int)smb_fname_parent->st.st_ex_uid ));
+ chdir:
vfs_ChDir(conn,saved_dir);
+ out:
+ TALLOC_FREE(smb_fname_parent);
+ TALLOC_FREE(smb_fname_cwd);
return status;
}
connection_struct *conn,
struct smb_request *req,
const char *parent_dir,
- const char *name,
- const char *path,
- SMB_STRUCT_STAT *psbuf,
+ struct smb_filename *smb_fname,
int flags,
mode_t unx_mode,
uint32 access_mask, /* client requested access mask. */
uint32 open_access_mask) /* what we're actually using in the open. */
{
+ char *path = NULL;
NTSTATUS status = NT_STATUS_OK;
int accmode = (flags & O_ACCMODE);
int local_flags = flags;
- bool file_existed = VALID_STAT(*psbuf);
+ bool file_existed = VALID_STAT(smb_fname->st);
fsp->fh->fd = -1;
errno = EPERM;
+ status = get_full_smb_filename(talloc_tos(), smb_fname,
+ &path);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
/* Check permissions */
/*
if (!CAN_WRITE(conn)) {
/* It's a read-only share - fail if we wanted to write. */
- if(accmode != O_RDONLY) {
- DEBUG(3,("Permission denied opening %s\n", path));
+ if(accmode != O_RDONLY || (flags & O_TRUNC) || (flags & O_APPEND)) {
+ DEBUG(3,("Permission denied opening %s\n",
+ smb_fname_str_dbg(smb_fname)));
return NT_STATUS_ACCESS_DENIED;
} else if(flags & O_CREAT) {
/* We don't want to write - but we must make sure that
O_CREAT doesn't create the file if we have write
access into the directory.
*/
- flags &= ~O_CREAT;
- local_flags &= ~O_CREAT;
+ flags &= ~(O_CREAT|O_EXCL);
+ local_flags &= ~(O_CREAT|O_EXCL);
}
}
if ((accmode == O_RDONLY) && ((flags & O_TRUNC) == O_TRUNC)) {
DEBUG(10,("open_file: truncate requested on read-only open "
- "for file %s\n", path));
+ "for file %s\n", smb_fname_str_dbg(smb_fname)));
local_flags = (flags & ~O_ACCMODE)|O_RDWR;
}
* open flags. JRA.
*/
- if (file_existed && S_ISFIFO(psbuf->st_mode)) {
+ if (file_existed && S_ISFIFO(smb_fname->st.st_ex_mode)) {
local_flags |= O_NONBLOCK;
}
#endif
}
/* Actually do the open */
- status = fd_open(conn, path, fsp, local_flags, unx_mode);
+ status = fd_open(conn, smb_fname, fsp, local_flags, unx_mode);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(3,("Error opening file %s (%s) (local_flags=%d) "
- "(flags=%d)\n",
- path,nt_errstr(status),local_flags,flags));
+ "(flags=%d)\n", smb_fname_str_dbg(smb_fname),
+ nt_errstr(status),local_flags,flags));
return status;
}
} else {
fsp->fh->fd = -1; /* What we used to call a stat open. */
if (file_existed) {
+ uint32_t access_granted = 0;
+
status = check_open_rights(conn,
path,
- access_mask);
+ access_mask,
+ &access_granted);
if (!NT_STATUS_IS_OK(status)) {
- DEBUG(10, ("open_file: Access denied on "
- "file %s\n",
- path));
- return status;
+ if (NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED)) {
+ /*
+ * On NT_STATUS_ACCESS_DENIED, access_granted
+ * contains the denied bits.
+ */
+
+ if ((access_mask & FILE_WRITE_ATTRIBUTES) &&
+ (access_granted & FILE_WRITE_ATTRIBUTES) &&
+ (lp_map_readonly(SNUM(conn)) ||
+ lp_map_archive(SNUM(conn)) ||
+ lp_map_hidden(SNUM(conn)) ||
+ lp_map_system(SNUM(conn)))) {
+ access_granted &= ~FILE_WRITE_ATTRIBUTES;
+
+ DEBUG(10,("open_file: "
+ "overrode "
+ "FILE_WRITE_"
+ "ATTRIBUTES "
+ "on file %s\n",
+ smb_fname_str_dbg(
+ smb_fname)));
+ }
+
+ if ((access_mask & DELETE_ACCESS) &&
+ (access_granted & DELETE_ACCESS) &&
+ can_delete_file_in_directory(conn,
+ smb_fname)) {
+ /* Were we trying to do a stat open
+ * for delete and didn't get DELETE
+ * access (only) ? Check if the
+ * directory allows DELETE_CHILD.
+ * See here:
+ * http://blogs.msdn.com/oldnewthing/archive/2004/06/04/148426.aspx
+ * for details. */
+
+ access_granted &= ~DELETE_ACCESS;
+
+ DEBUG(10,("open_file: "
+ "overrode "
+ "DELETE_ACCESS on "
+ "file %s\n",
+ smb_fname_str_dbg(
+ smb_fname)));
+ }
+
+ if (access_granted != 0) {
+ DEBUG(10,("open_file: Access "
+ "denied on file "
+ "%s\n",
+ smb_fname_str_dbg(
+ smb_fname)));
+ return status;
+ }
+ } else if (NT_STATUS_EQUAL(status, NT_STATUS_OBJECT_NAME_NOT_FOUND) &&
+ fsp->posix_open &&
+ S_ISLNK(smb_fname->st.st_ex_mode)) {
+ /* This is a POSIX stat open for delete
+ * or rename on a symlink that points
+ * nowhere. Allow. */
+ DEBUG(10,("open_file: allowing POSIX "
+ "open on bad symlink %s\n",
+ smb_fname_str_dbg(
+ smb_fname)));
+ } else {
+ DEBUG(10,("open_file: "
+ "check_open_rights on file "
+ "%s returned %s\n",
+ smb_fname_str_dbg(smb_fname),
+ nt_errstr(status) ));
+ return status;
+ }
}
}
}
int ret;
if (fsp->fh->fd == -1) {
- ret = SMB_VFS_STAT(conn, path, psbuf);
+ ret = SMB_VFS_STAT(conn, smb_fname);
} else {
- ret = SMB_VFS_FSTAT(fsp, psbuf);
+ ret = SMB_VFS_FSTAT(fsp, &smb_fname->st);
/* If we have an fd, this stat should succeed. */
if (ret == -1) {
DEBUG(0,("Error doing fstat on open file %s "
- "(%s)\n", path,strerror(errno) ));
+ "(%s)\n",
+ smb_fname_str_dbg(smb_fname),
+ strerror(errno) ));
}
}
* so catch a directory open and return an EISDIR. JRA.
*/
- if(S_ISDIR(psbuf->st_mode)) {
+ if(S_ISDIR(smb_fname->st.st_ex_mode)) {
fd_close(fsp);
errno = EISDIR;
return NT_STATUS_FILE_IS_A_DIRECTORY;
}
- fsp->mode = psbuf->st_mode;
- fsp->file_id = vfs_file_id_from_sbuf(conn, psbuf);
+ fsp->mode = smb_fname->st.st_ex_mode;
+ fsp->file_id = vfs_file_id_from_sbuf(conn, &smb_fname->st);
fsp->vuid = req ? req->vuid : UID_FIELD_INVALID;
fsp->file_pid = req ? req->smbpid : 0;
fsp->can_lock = True;
fsp->sent_oplock_break = NO_BREAK_SENT;
fsp->is_directory = False;
if (conn->aio_write_behind_list &&
- is_in_path(path, conn->aio_write_behind_list, conn->case_sensitive)) {
+ is_in_path(smb_fname->base_name, conn->aio_write_behind_list,
+ conn->case_sensitive)) {
fsp->aio_write_behind = True;
}
****************************************************************************/
static NTSTATUS open_mode_check(connection_struct *conn,
- const char *fname,
struct share_mode_lock *lck,
uint32 access_mask,
uint32 share_access,
int pass_number,
int oplock_request)
{
- extern uint32 global_client_caps;
int i;
struct share_mode_entry *exclusive = NULL;
bool valid_entry = false;
exit_server("push_deferred_smb_message failed");
}
add_deferred_open(lck, req->mid, request_time, state->id);
-
- /*
- * Push the MID of this packet on the signing queue.
- * We only do this once, the first time we push the packet
- * onto the deferred open queue, as this has a side effect
- * of incrementing the response sequence number.
- */
-
- srv_defer_sign_response(req->mid);
}
****************************************************************************/
bool open_match_attributes(connection_struct *conn,
- const char *path,
uint32 old_dos_attr,
uint32 new_dos_attr,
mode_t existing_unx_mode,
*returned_unx_mode = (mode_t)0;
}
- DEBUG(10,("open_match_attributes: file %s old_dos_attr = 0x%x, "
+ DEBUG(10,("open_match_attributes: old_dos_attr = 0x%x, "
"existing_unx_mode = 0%o, new_dos_attr = 0x%x "
"returned_unx_mode = 0%o\n",
- path,
(unsigned int)old_dos_attr,
(unsigned int)existing_unx_mode,
(unsigned int)new_dos_attr,
static NTSTATUS open_file_ntcreate(connection_struct *conn,
struct smb_request *req,
- const char *fname,
- SMB_STRUCT_STAT *psbuf,
+ struct smb_filename *smb_fname,
uint32 access_mask, /* access bits (FILE_READ_DATA etc.) */
uint32 share_access, /* share constants (FILE_SHARE_READ etc) */
uint32 create_disposition, /* FILE_OPEN_IF etc. */
{
int flags=0;
int flags2=0;
- bool file_existed = VALID_STAT(*psbuf);
+ bool file_existed = VALID_STAT(smb_fname->st);
bool def_acl = False;
bool posix_open = False;
bool new_file_created = False;
+ bool clear_ads = false;
struct file_id id;
NTSTATUS fsp_open = NT_STATUS_ACCESS_DENIED;
mode_t new_unx_mode = (mode_t)0;
uint32 open_access_mask = access_mask;
NTSTATUS status;
int ret_flock;
+ char *fname = NULL;
char *parent_dir;
- const char *newname;
ZERO_STRUCT(id);
+ status = get_full_smb_filename(talloc_tos(), smb_fname,
+ &fname);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
if (conn->printer) {
/*
* Printers are handled completely differently.
*pinfo = FILE_WAS_CREATED;
}
- DEBUG(10, ("open_file_ntcreate: printer open fname=%s\n", fname));
+ DEBUG(10, ("open_file_ntcreate: printer open fname=%s\n",
+ smb_fname_str_dbg(smb_fname)));
- return print_fsp_open(req, conn, fname, req->vuid, fsp, psbuf);
+ if (!req) {
+ DEBUG(0,("open_file_ntcreate: printer open without "
+ "an SMB request!\n"));
+ return NT_STATUS_INTERNAL_ERROR;
+ }
+
+ return print_fsp_open(req, conn, fname, req->vuid, fsp,
+ &smb_fname->st);
}
- if (!parent_dirname_talloc(talloc_tos(), fname, &parent_dir,
- &newname)) {
+ if (!parent_dirname(talloc_tos(), smb_fname->base_name, &parent_dir,
+ NULL)) {
return NT_STATUS_NO_MEMORY;
}
"access_mask=0x%x share_access=0x%x "
"create_disposition = 0x%x create_options=0x%x "
"unix mode=0%o oplock_request=%d\n",
- fname, new_dos_attributes, access_mask, share_access,
- create_disposition, create_options, unx_mode,
- oplock_request));
+ smb_fname_str_dbg(smb_fname), new_dos_attributes,
+ access_mask, share_access, create_disposition,
+ create_options, (unsigned int)unx_mode, oplock_request));
if ((req == NULL) && ((oplock_request & INTERNAL_OPEN_ONLY) == 0)) {
DEBUG(0, ("No smb request but not an internal only open!\n"));
remove_deferred_open_smb_message(req->mid);
}
- status = check_name(conn, fname);
+ status = check_name(conn, smb_fname->base_name);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
if (!posix_open) {
new_dos_attributes &= SAMBA_ATTRIBUTES_MASK;
if (file_existed) {
- existing_dos_attributes = dos_mode(conn, fname, psbuf);
+ existing_dos_attributes = dos_mode(conn, fname,
+ &smb_fname->st);
}
}
/* ignore any oplock requests if oplocks are disabled */
if (!lp_oplocks(SNUM(conn)) || global_client_failed_oplock_break ||
- IS_VETO_OPLOCK_PATH(conn, fname)) {
+ IS_VETO_OPLOCK_PATH(conn, smb_fname->base_name)) {
/* Mask off everything except the private Samba bits. */
oplock_request &= SAMBA_PRIVATE_OPLOCK_MASK;
}
/* this is for OS/2 long file names - say we don't support them */
- if (!lp_posix_pathnames() && strstr(fname,".+,;=[].")) {
+ if (!lp_posix_pathnames() && strstr(smb_fname->base_name,".+,;=[].")) {
/* OS/2 Workplace shell fix may be main code stream in a later
* release. */
DEBUG(5,("open_file_ntcreate: OS/2 long filenames are not "
/* If file exists replace/overwrite. If file doesn't
* exist create. */
flags2 |= (O_CREAT | O_TRUNC);
+ clear_ads = true;
break;
case FILE_OVERWRITE_IF:
/* If file exists replace/overwrite. If file doesn't
* exist create. */
flags2 |= (O_CREAT | O_TRUNC);
+ clear_ads = true;
break;
case FILE_OPEN:
if (!file_existed) {
DEBUG(5,("open_file_ntcreate: FILE_OPEN "
"requested for file %s and file "
- "doesn't exist.\n", fname ));
+ "doesn't exist.\n",
+ smb_fname_str_dbg(smb_fname)));
errno = ENOENT;
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
}
if (!file_existed) {
DEBUG(5,("open_file_ntcreate: FILE_OVERWRITE "
"requested for file %s and file "
- "doesn't exist.\n", fname ));
+ "doesn't exist.\n",
+ smb_fname_str_dbg(smb_fname) ));
errno = ENOENT;
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
}
flags2 |= O_TRUNC;
+ clear_ads = true;
break;
case FILE_CREATE:
if (file_existed) {
DEBUG(5,("open_file_ntcreate: FILE_CREATE "
"requested for file %s and file "
- "already exists.\n", fname ));
- if (S_ISDIR(psbuf->st_mode)) {
+ "already exists.\n",
+ smb_fname_str_dbg(smb_fname)));
+ if (S_ISDIR(smb_fname->st.st_ex_mode)) {
errno = EISDIR;
} else {
errno = EEXIST;
if (!posix_open && file_existed && ((create_disposition == FILE_OVERWRITE) ||
(create_disposition == FILE_OVERWRITE_IF))) {
- if (!open_match_attributes(conn, fname,
- existing_dos_attributes,
- new_dos_attributes, psbuf->st_mode,
+ if (!open_match_attributes(conn, existing_dos_attributes,
+ new_dos_attributes,
+ smb_fname->st.st_ex_mode,
unx_mode, &new_unx_mode)) {
DEBUG(5,("open_file_ntcreate: attributes missmatch "
"for file %s (%x %x) (0%o, 0%o)\n",
- fname, existing_dos_attributes,
+ smb_fname_str_dbg(smb_fname),
+ existing_dos_attributes,
new_dos_attributes,
- (unsigned int)psbuf->st_mode,
+ (unsigned int)smb_fname->st.st_ex_mode,
(unsigned int)unx_mode ));
errno = EACCES;
return NT_STATUS_ACCESS_DENIED;
if (!NT_STATUS_IS_OK(status)) {
DEBUG(10, ("open_file_ntcreate: calculate_access_mask "
"on file %s returned %s\n",
- fname,
- nt_errstr(status)));
+ smb_fname_str_dbg(smb_fname), nt_errstr(status)));
return status;
}
}
DEBUG(10, ("open_file_ntcreate: fname=%s, after mapping "
- "access_mask=0x%x\n", fname, access_mask ));
+ "access_mask=0x%x\n", smb_fname_str_dbg(smb_fname),
+ access_mask));
/*
* Note that we ignore the append flag as append does not
(!CAN_WRITE(conn) || IS_DOS_READONLY(existing_dos_attributes))) {
DEBUG(5,("open_file_ntcreate: write access requested for "
"file %s on read only %s\n",
- fname, !CAN_WRITE(conn) ? "share" : "file" ));
+ smb_fname_str_dbg(smb_fname),
+ !CAN_WRITE(conn) ? "share" : "file" ));
errno = EACCES;
return NT_STATUS_ACCESS_DENIED;
}
- fsp->file_id = vfs_file_id_from_sbuf(conn, psbuf);
+ fsp->file_id = vfs_file_id_from_sbuf(conn, &smb_fname->st);
fsp->share_access = share_access;
fsp->fh->private_options = create_options;
fsp->access_mask = open_access_mask; /* We change this to the
}
if (file_existed) {
- struct timespec old_write_time = get_mtimespec(psbuf);
- id = vfs_file_id_from_sbuf(conn, psbuf);
+ struct timespec old_write_time = smb_fname->st.st_ex_mtime;
+ id = vfs_file_id_from_sbuf(conn, &smb_fname->st);
lck = get_share_mode_lock(talloc_tos(), id,
conn->connectpath,
/* Use the client requested access mask here, not the one we
* open with. */
- status = open_mode_check(conn, fname, lck,
- access_mask, share_access,
+ status = open_mode_check(conn, lck, access_mask, share_access,
create_options, &file_existed);
if (NT_STATUS_IS_OK(status)) {
can_access_mask = FILE_READ_DATA;
}
- if (((can_access_mask & FILE_WRITE_DATA) && !CAN_WRITE(conn)) ||
- !can_access_file_data(conn,fname,psbuf,can_access_mask)) {
+ if (((can_access_mask & FILE_WRITE_DATA) &&
+ !CAN_WRITE(conn)) ||
+ !can_access_file_data(conn, smb_fname,
+ can_access_mask)) {
can_access = False;
}
* open_file strips any O_TRUNC flags itself.
*/
- fsp_open = open_file(fsp, conn, req, parent_dir, newname, fname, psbuf,
+ fsp_open = open_file(fsp, conn, req, parent_dir, smb_fname,
flags|flags2, unx_mode, access_mask,
open_access_mask);
}
if (!file_existed) {
- struct timespec old_write_time = get_mtimespec(psbuf);
+ struct timespec old_write_time = smb_fname->st.st_ex_mtime;
/*
* Deal with the race condition where two smbd's detect the
* file doesn't exist and do the create at the same time. One
if (lck == NULL) {
DEBUG(0, ("open_file_ntcreate: Could not get share "
- "mode lock for %s\n", fname));
+ "mode lock for %s\n",
+ smb_fname_str_dbg(smb_fname)));
fd_close(fsp);
return NT_STATUS_SHARING_VIOLATION;
}
return NT_STATUS_SHARING_VIOLATION;
}
- status = open_mode_check(conn, fname, lck,
- access_mask, share_access,
+ status = open_mode_check(conn, lck, access_mask, share_access,
create_options, &file_existed);
if (NT_STATUS_IS_OK(status)) {
SMB_ASSERT(lck != NULL);
+ /* Delete streams if create_disposition requires it */
+ if (file_existed && clear_ads &&
+ !is_ntfs_stream_smb_fname(smb_fname)) {
+ status = delete_all_streams(conn, smb_fname->base_name);
+ if (!NT_STATUS_IS_OK(status)) {
+ TALLOC_FREE(lck);
+ fd_close(fsp);
+ return status;
+ }
+ }
+
/* note that we ignore failure for the following. It is
basically a hack for NFS, and NFS will never set one of
these only read them. Nobody but Samba can ever set a deny
* struct..
*/
if ((SMB_VFS_FTRUNCATE(fsp, 0) == -1) ||
- (SMB_VFS_FSTAT(fsp, psbuf)==-1)) {
+ (SMB_VFS_FSTAT(fsp, &smb_fname->st)==-1)) {
status = map_nt_error_from_unix(errno);
TALLOC_FREE(lck);
fd_close(fsp);
if (lp_map_archive(SNUM(conn)) ||
lp_store_dos_attributes(SNUM(conn))) {
if (!posix_open) {
- SMB_STRUCT_STAT tmp_sbuf;
- SET_STAT_INVALID(tmp_sbuf);
- if (file_set_dosmode(
- conn, fname,
+ if (file_set_dosmode(conn, smb_fname,
new_dos_attributes | aARCH,
- &tmp_sbuf, parent_dir,
- true) == 0) {
- unx_mode = tmp_sbuf.st_mode;
+ parent_dir, true) == 0) {
+ unx_mode = smb_fname->st.st_ex_mode;
}
}
}
} else {
DEBUG(5, ("open_file_ntcreate: reset "
"attributes of file %s to 0%o\n",
- fname, (unsigned int)new_unx_mode));
+ smb_fname_str_dbg(smb_fname),
+ (unsigned int)new_unx_mode));
ret = 0; /* Don't do the fchmod below. */
}
}
(SMB_VFS_FCHMOD(fsp, new_unx_mode) == -1))
DEBUG(5, ("open_file_ntcreate: failed to reset "
"attributes of file %s to 0%o\n",
- fname, (unsigned int)new_unx_mode));
+ smb_fname_str_dbg(smb_fname),
+ (unsigned int)new_unx_mode));
}
/* If this is a successful open, we must remove any deferred open
const char *fname,
SMB_STRUCT_STAT *psbuf, files_struct **result)
{
+ struct smb_filename *smb_fname = NULL;
files_struct *fsp = NULL;
NTSTATUS status;
return status;
}
- status = SMB_VFS_CREATE_FILE(
+ status = create_synthetic_smb_fname_split(talloc_tos(), fname, psbuf,
+ &smb_fname);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ status = SMB_VFS_CREATE_FILE(
conn, /* conn */
NULL, /* req */
0, /* root_dir_fid */
- fname, /* fname */
- 0, /* create_file_flags */
+ smb_fname, /* fname */
FILE_WRITE_DATA, /* access_mask */
(FILE_SHARE_READ | FILE_SHARE_WRITE | /* share_access */
FILE_SHARE_DELETE),
NULL, /* sd */
NULL, /* ea_list */
&fsp, /* result */
- NULL, /* pinfo */
- psbuf); /* psbuf */
+ NULL); /* psbuf */
+
+ *psbuf = smb_fname->st;
+ TALLOC_FREE(smb_fname);
/*
* This is not a user visible file open.
}
static NTSTATUS mkdir_internal(connection_struct *conn,
- const char *name,
- uint32 file_attributes,
- SMB_STRUCT_STAT *psbuf)
+ struct smb_filename *smb_dname,
+ uint32 file_attributes)
{
mode_t mode;
char *parent_dir;
- const char *dirname;
NTSTATUS status;
bool posix_open = false;
return NT_STATUS_ACCESS_DENIED;
}
- status = check_name(conn, name);
+ status = check_name(conn, smb_dname->base_name);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
- if (!parent_dirname_talloc(talloc_tos(), name, &parent_dir,
- &dirname)) {
+ if (!parent_dirname(talloc_tos(), smb_dname->base_name, &parent_dir,
+ NULL)) {
return NT_STATUS_NO_MEMORY;
}
posix_open = true;
mode = (mode_t)(file_attributes & ~FILE_FLAG_POSIX_SEMANTICS);
} else {
- mode = unix_mode(conn, aDIR, name, parent_dir);
+ mode = unix_mode(conn, aDIR, smb_dname->base_name, parent_dir);
}
- if (SMB_VFS_MKDIR(conn, name, mode) != 0) {
+ if (SMB_VFS_MKDIR(conn, smb_dname->base_name, mode) != 0) {
return map_nt_error_from_unix(errno);
}
/* Ensure we're checking for a symlink here.... */
/* We don't want to get caught by a symlink racer. */
- if (SMB_VFS_LSTAT(conn, name, psbuf) == -1) {
+ if (SMB_VFS_LSTAT(conn, smb_dname) == -1) {
DEBUG(2, ("Could not stat directory '%s' just created: %s\n",
- name, strerror(errno)));
+ smb_fname_str_dbg(smb_dname), strerror(errno)));
return map_nt_error_from_unix(errno);
}
- if (!S_ISDIR(psbuf->st_mode)) {
+ if (!S_ISDIR(smb_dname->st.st_ex_mode)) {
DEBUG(0, ("Directory just '%s' created is not a directory\n",
- name));
+ smb_fname_str_dbg(smb_dname)));
return NT_STATUS_ACCESS_DENIED;
}
if (lp_store_dos_attributes(SNUM(conn))) {
if (!posix_open) {
- file_set_dosmode(conn, name,
- file_attributes | aDIR, NULL,
- parent_dir,
- true);
+ file_set_dosmode(conn, smb_dname,
+ file_attributes | aDIR,
+ parent_dir, true);
}
}
if (lp_inherit_perms(SNUM(conn))) {
- inherit_access_posix_acl(conn, parent_dir, name, mode);
+ inherit_access_posix_acl(conn, parent_dir,
+ smb_dname->base_name, mode);
}
if (!(file_attributes & FILE_FLAG_POSIX_SEMANTICS)) {
* Consider bits automagically set by UNIX, i.e. SGID bit from parent
* dir.
*/
- if (mode & ~(S_IRWXU|S_IRWXG|S_IRWXO) && (mode & ~psbuf->st_mode)) {
- SMB_VFS_CHMOD(conn, name,
- psbuf->st_mode | (mode & ~psbuf->st_mode));
+ if ((mode & ~(S_IRWXU|S_IRWXG|S_IRWXO)) &&
+ (mode & ~smb_dname->st.st_ex_mode)) {
+ SMB_VFS_CHMOD(conn, smb_dname->base_name,
+ (smb_dname->st.st_ex_mode |
+ (mode & ~smb_dname->st.st_ex_mode)));
}
}
/* Change the owner if required. */
if (lp_inherit_owner(SNUM(conn))) {
- change_dir_owner_to_parent(conn, parent_dir, name, psbuf);
+ change_dir_owner_to_parent(conn, parent_dir,
+ smb_dname->base_name,
+ &smb_dname->st);
}
notify_fname(conn, NOTIFY_ACTION_ADDED, FILE_NOTIFY_CHANGE_DIR_NAME,
- name);
+ smb_dname->base_name);
return NT_STATUS_OK;
}
static NTSTATUS open_directory(connection_struct *conn,
struct smb_request *req,
- const char *fname,
- SMB_STRUCT_STAT *psbuf,
+ struct smb_filename *smb_dname,
uint32 access_mask,
uint32 share_access,
uint32 create_disposition,
files_struct **result)
{
files_struct *fsp = NULL;
- bool dir_existed = VALID_STAT(*psbuf) ? True : False;
+ bool dir_existed = VALID_STAT(smb_dname->st) ? True : False;
struct share_mode_lock *lck = NULL;
NTSTATUS status;
struct timespec mtimespec;
DEBUG(5,("open_directory: opening directory %s, access_mask = 0x%x, "
"share_access = 0x%x create_options = 0x%x, "
"create_disposition = 0x%x, file_attributes = 0x%x\n",
- fname,
+ smb_fname_str_dbg(smb_dname),
(unsigned int)access_mask,
(unsigned int)share_access,
(unsigned int)create_options,
if (!(file_attributes & FILE_FLAG_POSIX_SEMANTICS) &&
(conn->fs_capabilities & FILE_NAMED_STREAMS) &&
- is_ntfs_stream_name(fname)) {
- DEBUG(2, ("open_directory: %s is a stream name!\n", fname));
+ is_ntfs_stream_smb_fname(smb_dname)) {
+ DEBUG(2, ("open_directory: %s is a stream name!\n",
+ smb_fname_str_dbg(smb_dname)));
return NT_STATUS_NOT_A_DIRECTORY;
}
- status = calculate_access_mask(conn, fname, dir_existed,
- access_mask,
- &access_mask);
+ status = calculate_access_mask(conn, smb_dname->base_name, dir_existed,
+ access_mask, &access_mask);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(10, ("open_directory: calculate_access_mask "
"on file %s returned %s\n",
- fname,
+ smb_fname_str_dbg(smb_dname),
nt_errstr(status)));
return status;
}
+ /* We need to support SeSecurityPrivilege for this. */
+ if (access_mask & SEC_FLAG_SYSTEM_SECURITY) {
+ DEBUG(10, ("open_directory: open on %s "
+ "failed - SEC_FLAG_SYSTEM_SECURITY denied.\n",
+ smb_fname_str_dbg(smb_dname)));
+ return NT_STATUS_PRIVILEGE_NOT_HELD;
+ }
+
switch( create_disposition ) {
case FILE_OPEN:
* We want to follow symlinks here.
*/
- if (SMB_VFS_STAT(conn, fname, psbuf) != 0) {
+ if (SMB_VFS_STAT(conn, smb_dname) != 0) {
return map_nt_error_from_unix(errno);
}
/* If directory exists error. If directory doesn't
* exist create. */
- status = mkdir_internal(conn,
- fname,
- file_attributes,
- psbuf);
+ status = mkdir_internal(conn, smb_dname,
+ file_attributes);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(2, ("open_directory: unable to create "
- "%s. Error was %s\n", fname,
+ "%s. Error was %s\n",
+ smb_fname_str_dbg(smb_dname),
nt_errstr(status)));
return status;
}
* exist create.
*/
- status = mkdir_internal(conn,
- fname,
- file_attributes,
- psbuf);
+ status = mkdir_internal(conn, smb_dname,
+ file_attributes);
if (NT_STATUS_IS_OK(status)) {
info = FILE_WAS_CREATED;
default:
DEBUG(5,("open_directory: invalid create_disposition "
"0x%x for directory %s\n",
- (unsigned int)create_disposition, fname));
+ (unsigned int)create_disposition,
+ smb_fname_str_dbg(smb_dname)));
return NT_STATUS_INVALID_PARAMETER;
}
- if(!S_ISDIR(psbuf->st_mode)) {
+ if(!S_ISDIR(smb_dname->st.st_ex_mode)) {
DEBUG(5,("open_directory: %s is not a directory !\n",
- fname ));
+ smb_fname_str_dbg(smb_dname)));
return NT_STATUS_NOT_A_DIRECTORY;
}
if (info == FILE_WAS_OPENED) {
- status = check_open_rights(conn,
- fname,
- access_mask);
+ uint32_t access_granted = 0;
+ status = check_open_rights(conn, smb_dname->base_name,
+ access_mask, &access_granted);
+
+ /* Were we trying to do a directory open
+ * for delete and didn't get DELETE
+ * access (only) ? Check if the
+ * directory allows DELETE_CHILD.
+ * See here:
+ * http://blogs.msdn.com/oldnewthing/archive/2004/06/04/148426.aspx
+ * for details. */
+
+ if ((NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED) &&
+ (access_mask & DELETE_ACCESS) &&
+ (access_granted == DELETE_ACCESS) &&
+ can_delete_file_in_directory(conn, smb_dname))) {
+ DEBUG(10,("open_directory: overrode ACCESS_DENIED "
+ "on directory %s\n",
+ smb_fname_str_dbg(smb_dname)));
+ status = NT_STATUS_OK;
+ }
+
if (!NT_STATUS_IS_OK(status)) {
DEBUG(10, ("open_directory: check_open_rights on "
"file %s failed with %s\n",
- fname,
+ smb_fname_str_dbg(smb_dname),
nt_errstr(status)));
return status;
}
* Setup the files_struct for it.
*/
- fsp->mode = psbuf->st_mode;
- fsp->file_id = vfs_file_id_from_sbuf(conn, psbuf);
+ fsp->mode = smb_dname->st.st_ex_mode;
+ fsp->file_id = vfs_file_id_from_sbuf(conn, &smb_dname->st);
fsp->vuid = req ? req->vuid : UID_FIELD_INVALID;
fsp->file_pid = req ? req->smbpid : 0;
fsp->can_lock = False;
fsp->is_directory = True;
fsp->posix_open = (file_attributes & FILE_FLAG_POSIX_SEMANTICS) ? True : False;
- string_set(&fsp->fsp_name,fname);
+ string_set(&fsp->fsp_name, smb_dname->base_name);
- mtimespec = get_mtimespec(psbuf);
+ mtimespec = smb_dname->st.st_ex_mtime;
lck = get_share_mode_lock(talloc_tos(), fsp->file_id,
- conn->connectpath,
- fname, &mtimespec);
+ conn->connectpath, smb_dname->base_name,
+ &mtimespec);
if (lck == NULL) {
- DEBUG(0, ("open_directory: Could not get share mode lock for %s\n", fname));
+ DEBUG(0, ("open_directory: Could not get share mode lock for "
+ "%s\n", smb_fname_str_dbg(smb_dname)));
file_free(req, fsp);
return NT_STATUS_SHARING_VIOLATION;
}
- status = open_mode_check(conn, fname, lck,
- access_mask, share_access,
- create_options, &dir_existed);
+ status = open_mode_check(conn, lck, access_mask, share_access,
+ create_options, &dir_existed);
if (!NT_STATUS_IS_OK(status)) {
TALLOC_FREE(lck);
return NT_STATUS_OK;
}
-NTSTATUS create_directory(connection_struct *conn, struct smb_request *req, const char *directory)
+NTSTATUS create_directory(connection_struct *conn, struct smb_request *req,
+ struct smb_filename *smb_dname)
{
NTSTATUS status;
- SMB_STRUCT_STAT sbuf;
files_struct *fsp;
- SET_STAT_INVALID(sbuf);
-
status = SMB_VFS_CREATE_FILE(
conn, /* conn */
req, /* req */
0, /* root_dir_fid */
- directory, /* fname */
- 0, /* create_file_flags */
+ smb_dname, /* fname */
FILE_READ_ATTRIBUTES, /* access_mask */
FILE_SHARE_NONE, /* share_access */
FILE_CREATE, /* create_disposition*/
NULL, /* sd */
NULL, /* ea_list */
&fsp, /* result */
- NULL, /* pinfo */
- &sbuf); /* psbuf */
+ NULL); /* pinfo */
if (NT_STATUS_IS_OK(status)) {
close_file(req, fsp, NORMAL_CLOSE);
}
/* Unpack the message. */
- pull_file_id_16(frm, &id);
- sharepath = &frm[16];
+ pull_file_id_24(frm, &id);
+ sharepath = &frm[24];
newname = sharepath + strlen(sharepath) + 1;
sp_len = strlen(sharepath);
* If that works, delete them all by setting the delete on close and close.
*/
-static NTSTATUS open_streams_for_delete(connection_struct *conn,
+NTSTATUS open_streams_for_delete(connection_struct *conn,
const char *fname)
{
struct stream_struct *stream_info;
}
for (i=0; i<num_streams; i++) {
- char *streamname;
+ struct smb_filename *smb_fname = NULL;
if (strequal(stream_info[i].name, "::$DATA")) {
streams[i] = NULL;
continue;
}
- streamname = talloc_asprintf(talloc_tos(), "%s%s", fname,
- stream_info[i].name);
-
- if (streamname == NULL) {
- DEBUG(0, ("talloc_aprintf failed\n"));
- status = NT_STATUS_NO_MEMORY;
+ status = create_synthetic_smb_fname(talloc_tos(), fname,
+ stream_info[i].name,
+ NULL, &smb_fname);
+ if (!NT_STATUS_IS_OK(status)) {
goto fail;
}
- status = create_file_unixpath
- (conn, /* conn */
+ if (SMB_VFS_STAT(conn, smb_fname) == -1) {
+ DEBUG(10, ("Unable to stat stream: %s\n",
+ smb_fname_str_dbg(smb_fname)));
+ }
+
+ status = SMB_VFS_CREATE_FILE(
+ conn, /* conn */
NULL, /* req */
- streamname, /* fname */
+ 0, /* root_dir_fid */
+ smb_fname, /* fname */
DELETE_ACCESS, /* access_mask */
- FILE_SHARE_READ | FILE_SHARE_WRITE
- | FILE_SHARE_DELETE, /* share_access */
+ (FILE_SHARE_READ | /* share_access */
+ FILE_SHARE_WRITE | FILE_SHARE_DELETE),
FILE_OPEN, /* create_disposition*/
NTCREATEX_OPTIONS_PRIVATE_STREAM_DELETE, /* create_options */
FILE_ATTRIBUTE_NORMAL, /* file_attributes */
NULL, /* sd */
NULL, /* ea_list */
&streams[i], /* result */
- NULL, /* pinfo */
- NULL); /* psbuf */
-
- TALLOC_FREE(streamname);
+ NULL); /* pinfo */
if (!NT_STATUS_IS_OK(status)) {
DEBUG(10, ("Could not open stream %s: %s\n",
- streamname, nt_errstr(status)));
+ smb_fname_str_dbg(smb_fname),
+ nt_errstr(status)));
+
+ TALLOC_FREE(smb_fname);
break;
}
+ TALLOC_FREE(smb_fname);
}
/*
static NTSTATUS create_file_unixpath(connection_struct *conn,
struct smb_request *req,
- const char *fname,
+ struct smb_filename *smb_fname,
uint32_t access_mask,
uint32_t share_access,
uint32_t create_disposition,
struct ea_list *ea_list,
files_struct **result,
- int *pinfo,
- SMB_STRUCT_STAT *psbuf)
+ int *pinfo)
{
- SMB_STRUCT_STAT sbuf;
int info = FILE_WAS_OPENED;
files_struct *base_fsp = NULL;
files_struct *fsp = NULL;
(unsigned int)create_disposition,
(unsigned int)create_options,
(unsigned int)oplock_request,
- ea_list, sd, fname));
+ ea_list, sd, smb_fname_str_dbg(smb_fname)));
if (create_options & FILE_OPEN_BY_FILE_ID) {
status = NT_STATUS_NOT_SUPPORTED;
oplock_request |= INTERNAL_OPEN_ONLY;
}
- if (psbuf != NULL) {
- sbuf = *psbuf;
- }
- else {
- if (SMB_VFS_STAT(conn, fname, &sbuf) == -1) {
- SET_STAT_INVALID(sbuf);
- }
- }
-
if ((conn->fs_capabilities & FILE_NAMED_STREAMS)
&& (access_mask & DELETE_ACCESS)
- && !is_ntfs_stream_name(fname)) {
+ && !is_ntfs_stream_smb_fname(smb_fname)) {
/*
* We can't open a file with DELETE access if any of the
* streams is open without FILE_SHARE_DELETE
*/
- status = open_streams_for_delete(conn, fname);
+ status = open_streams_for_delete(conn, smb_fname->base_name);
if (!NT_STATUS_IS_OK(status)) {
goto fail;
&& (create_disposition != FILE_CREATE)
&& (share_access & FILE_SHARE_DELETE)
&& (access_mask & DELETE_ACCESS)
- && (!can_delete_file_in_directory(conn, fname))) {
+ && (!(can_delete_file_in_directory(conn, smb_fname) ||
+ can_access_file_acl(conn, smb_fname, DELETE_ACCESS)))) {
status = NT_STATUS_ACCESS_DENIED;
+ DEBUG(10,("create_file_unixpath: open file %s "
+ "for delete ACCESS_DENIED\n",
+ smb_fname_str_dbg(smb_fname)));
goto fail;
}
#if 0
/* We need to support SeSecurityPrivilege for this. */
- if ((access_mask & SEC_RIGHT_SYSTEM_SECURITY) &&
+ if ((access_mask & SEC_FLAG_SYSTEM_SECURITY) &&
!user_has_privileges(current_user.nt_user_token,
&se_security)) {
status = NT_STATUS_PRIVILEGE_NOT_HELD;
goto fail;
}
+#else
+ /* We need to support SeSecurityPrivilege for this. */
+ if (access_mask & SEC_FLAG_SYSTEM_SECURITY) {
+ status = NT_STATUS_PRIVILEGE_NOT_HELD;
+ goto fail;
+ }
+ /* Don't allow a SACL set from an NTtrans create until we
+ * support SeSecurityPrivilege. */
+ if (!VALID_STAT(smb_fname->st) &&
+ lp_nt_acl_support(SNUM(conn)) &&
+ sd && (sd->sacl != NULL)) {
+ status = NT_STATUS_PRIVILEGE_NOT_HELD;
+ goto fail;
+ }
#endif
if ((conn->fs_capabilities & FILE_NAMED_STREAMS)
- && is_ntfs_stream_name(fname)
+ && is_ntfs_stream_smb_fname(smb_fname)
&& (!(create_options & NTCREATEX_OPTIONS_PRIVATE_STREAM_DELETE))) {
- char *base;
uint32 base_create_disposition;
+ struct smb_filename *smb_fname_base = NULL;
if (create_options & FILE_DIRECTORY_FILE) {
status = NT_STATUS_NOT_A_DIRECTORY;
goto fail;
}
- status = split_ntfs_stream_name(talloc_tos(), fname,
- &base, NULL);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(10, ("create_file_unixpath: "
- "split_ntfs_stream_name failed: %s\n",
- nt_errstr(status)));
- goto fail;
- }
-
- SMB_ASSERT(!is_ntfs_stream_name(base)); /* paranoia.. */
-
switch (create_disposition) {
case FILE_OPEN:
base_create_disposition = FILE_OPEN;
break;
}
- status = create_file_unixpath(conn, NULL, base, 0,
+ /* Create an smb_filename with stream_name == NULL. */
+ status = create_synthetic_smb_fname(talloc_tos(),
+ smb_fname->base_name,
+ NULL, NULL,
+ &smb_fname_base);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto fail;
+ }
+
+ if (SMB_VFS_STAT(conn, smb_fname_base) == -1) {
+ DEBUG(10, ("Unable to stat stream: %s\n",
+ smb_fname_str_dbg(smb_fname_base)));
+ }
+
+ /* Open the base file. */
+ status = create_file_unixpath(conn, NULL, smb_fname_base, 0,
FILE_SHARE_READ
| FILE_SHARE_WRITE
| FILE_SHARE_DELETE,
base_create_disposition,
0, 0, 0, 0, NULL, NULL,
- &base_fsp, NULL, NULL);
+ &base_fsp, NULL);
+ TALLOC_FREE(smb_fname_base);
+
if (!NT_STATUS_IS_OK(status)) {
DEBUG(10, ("create_file_unixpath for base %s failed: "
- "%s\n", base, nt_errstr(status)));
+ "%s\n", smb_fname->base_name,
+ nt_errstr(status)));
goto fail;
}
/* we don't need to low level fd */
oplock_request = 0;
status = open_directory(
- conn, req, fname, &sbuf, access_mask, share_access,
+ conn, req, smb_fname, access_mask, share_access,
create_disposition, create_options, file_attributes,
&info, &fsp);
} else {
status = open_file_ntcreate(conn,
req,
- fname,
- &sbuf,
+ smb_fname,
access_mask,
share_access,
create_disposition,
oplock_request = 0;
status = open_directory(
- conn, req, fname, &sbuf, access_mask,
+ conn, req, smb_fname, access_mask,
share_access, create_disposition,
create_options, file_attributes,
&info, &fsp);
}
}
- if ((ea_list != NULL) && (info == FILE_WAS_CREATED)) {
- status = set_ea(conn, fsp, fname, ea_list);
+ if ((ea_list != NULL) &&
+ ((info == FILE_WAS_CREATED) || (info == FILE_WAS_OVERWRITTEN))) {
+ status = set_ea(conn, fsp, smb_fname, ea_list);
if (!NT_STATUS_IS_OK(status)) {
goto fail;
}
}
- if (!fsp->is_directory && S_ISDIR(sbuf.st_mode)) {
+ if (!fsp->is_directory && S_ISDIR(smb_fname->st.st_ex_mode)) {
status = NT_STATUS_ACCESS_DENIED;
goto fail;
}
/* Save the requested allocation size. */
if ((info == FILE_WAS_CREATED) || (info == FILE_WAS_OVERWRITTEN)) {
if (allocation_size
- && (allocation_size > sbuf.st_size)) {
+ && (allocation_size > smb_fname->st.st_ex_size)) {
fsp->initial_allocation_size = smb_roundup(
fsp->conn, allocation_size);
if (fsp->is_directory) {
}
} else {
fsp->initial_allocation_size = smb_roundup(
- fsp->conn, (uint64_t)sbuf.st_size);
+ fsp->conn, (uint64_t)smb_fname->st.st_ex_size);
}
}
if (pinfo != NULL) {
*pinfo = info;
}
- if (psbuf != NULL) {
- if ((fsp->fh == NULL) || (fsp->fh->fd == -1)) {
- *psbuf = sbuf;
- }
- else {
- SMB_VFS_FSTAT(fsp, psbuf);
- }
+ if ((fsp->fh != NULL) && (fsp->fh->fd != -1)) {
+ SMB_VFS_FSTAT(fsp, &smb_fname->st);
}
return NT_STATUS_OK;
NTSTATUS get_relative_fid_filename(connection_struct *conn,
struct smb_request *req,
uint16_t root_dir_fid,
- const char *fname, char **new_fname)
+ struct smb_filename *smb_fname)
{
files_struct *dir_fsp;
char *parent_fname = NULL;
+ char *new_base_name = NULL;
+ NTSTATUS status;
- if (root_dir_fid == 0 || !fname || !new_fname) {
- return NT_STATUS_INTERNAL_ERROR;
+ if (root_dir_fid == 0 || !smb_fname) {
+ status = NT_STATUS_INTERNAL_ERROR;
+ goto out;
}
dir_fsp = file_fsp(req, root_dir_fid);
if (dir_fsp == NULL) {
- return NT_STATUS_INVALID_HANDLE;
+ status = NT_STATUS_INVALID_HANDLE;
+ goto out;
}
if (!dir_fsp->is_directory) {
*/
if ((conn->fs_capabilities & FILE_NAMED_STREAMS) &&
- is_ntfs_stream_name(fname)) {
- return NT_STATUS_OBJECT_PATH_NOT_FOUND;
+ is_ntfs_stream_smb_fname(smb_fname)) {
+ status = NT_STATUS_OBJECT_PATH_NOT_FOUND;
+ goto out;
}
/*
(hint from demyn plantenberg)
*/
- return NT_STATUS_INVALID_HANDLE;
+ status = NT_STATUS_INVALID_HANDLE;
+ goto out;
}
if (ISDOT(dir_fsp->fsp_name)) {
*/
parent_fname = talloc_strdup(talloc_tos(), "");
if (parent_fname == NULL) {
- return NT_STATUS_NO_MEMORY;
+ status = NT_STATUS_NO_MEMORY;
+ goto out;
}
} else {
size_t dir_name_len = strlen(dir_fsp->fsp_name);
parent_fname = TALLOC_ARRAY(talloc_tos(), char,
dir_name_len+2);
if (parent_fname == NULL) {
- return NT_STATUS_NO_MEMORY;
+ status = NT_STATUS_NO_MEMORY;
+ goto out;
}
memcpy(parent_fname, dir_fsp->fsp_name,
dir_name_len+1);
}
}
- *new_fname = talloc_asprintf(talloc_tos(), "%s%s", parent_fname,
- fname);
- if (*new_fname == NULL) {
- return NT_STATUS_NO_MEMORY;
+ new_base_name = talloc_asprintf(smb_fname, "%s%s", parent_fname,
+ smb_fname->base_name);
+ if (new_base_name == NULL) {
+ status = NT_STATUS_NO_MEMORY;
+ goto out;
}
- return NT_STATUS_OK;
+ TALLOC_FREE(smb_fname->base_name);
+ smb_fname->base_name = new_base_name;
+ status = NT_STATUS_OK;
+
+ out:
+ TALLOC_FREE(parent_fname);
+ return status;
}
NTSTATUS create_file_default(connection_struct *conn,
struct smb_request *req,
uint16_t root_dir_fid,
- const char *fname,
- uint32_t create_file_flags,
+ struct smb_filename *smb_fname,
uint32_t access_mask,
uint32_t share_access,
uint32_t create_disposition,
uint64_t allocation_size,
struct security_descriptor *sd,
struct ea_list *ea_list,
-
files_struct **result,
- int *pinfo,
- SMB_STRUCT_STAT *psbuf)
+ int *pinfo)
{
- struct case_semantics_state *case_state = NULL;
- SMB_STRUCT_STAT sbuf;
int info = FILE_WAS_OPENED;
files_struct *fsp = NULL;
NTSTATUS status;
"create_disposition = 0x%x create_options = 0x%x "
"oplock_request = 0x%x "
"root_dir_fid = 0x%x, ea_list = 0x%p, sd = 0x%p, "
- "create_file_flags = 0x%x, fname = %s\n",
+ "fname = %s\n",
(unsigned int)access_mask,
(unsigned int)file_attributes,
(unsigned int)share_access,
(unsigned int)create_options,
(unsigned int)oplock_request,
(unsigned int)root_dir_fid,
- ea_list, sd, create_file_flags, fname));
+ ea_list, sd, smb_fname_str_dbg(smb_fname)));
/*
* Calculate the filename from the root_dir_if if necessary.
*/
if (root_dir_fid != 0) {
- char *new_fname;
-
status = get_relative_fid_filename(conn, req, root_dir_fid,
- fname, &new_fname);
+ smb_fname);
if (!NT_STATUS_IS_OK(status)) {
goto fail;
}
-
- fname = new_fname;
}
/*
* Check to see if this is a mac fork of some kind.
*/
- if (is_ntfs_stream_name(fname)) {
+ if (is_ntfs_stream_smb_fname(smb_fname)) {
+ char *fname = NULL;
enum FAKE_FILE_TYPE fake_file_type;
+ status = get_full_smb_filename(talloc_tos(), smb_fname,
+ &fname);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto fail;
+ }
+
fake_file_type = is_fake_file(fname);
if (fake_file_type != FAKE_FILE_TYPE_NONE) {
status = open_fake_file(req, conn, req->vuid,
fake_file_type, fname,
access_mask, &fsp);
+ TALLOC_FREE(fname);
if (!NT_STATUS_IS_OK(status)) {
goto fail;
}
- ZERO_STRUCT(sbuf);
+ ZERO_STRUCT(smb_fname->st);
goto done;
}
+ TALLOC_FREE(fname);
if (!(conn->fs_capabilities & FILE_NAMED_STREAMS)) {
- status = NT_STATUS_OBJECT_PATH_NOT_FOUND;
+ status = NT_STATUS_OBJECT_NAME_NOT_FOUND;
goto fail;
}
}
- if ((req != NULL) && (req->flags2 & FLAGS2_DFS_PATHNAMES)) {
- char *resolved_fname;
-
- status = resolve_dfspath(talloc_tos(), conn, true, fname,
- &resolved_fname);
-
- if (!NT_STATUS_IS_OK(status)) {
- /*
- * For PATH_NOT_COVERED we had
- * reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
- * ERRSRV, ERRbadpath);
- * Need to fix in callers
- */
- goto fail;
- }
- fname = resolved_fname;
- }
-
- /*
- * Check if POSIX semantics are wanted.
- */
-
- if (file_attributes & FILE_FLAG_POSIX_SEMANTICS) {
- case_state = set_posix_case_semantics(talloc_tos(), conn);
- }
-
- if (create_file_flags & CFF_DOS_PATH) {
- char *converted_fname;
-
- SET_STAT_INVALID(sbuf);
-
- status = unix_convert(talloc_tos(), conn, fname, False,
- &converted_fname, NULL, &sbuf);
- if (!NT_STATUS_IS_OK(status)) {
- goto fail;
- }
- fname = converted_fname;
- } else {
- if (psbuf != NULL) {
- sbuf = *psbuf;
- } else {
- if (SMB_VFS_STAT(conn, fname, &sbuf) == -1) {
- SET_STAT_INVALID(sbuf);
- }
- }
-
- }
-
- TALLOC_FREE(case_state);
-
/* All file access must go through check_name() */
- status = check_name(conn, fname);
+ status = check_name(conn, smb_fname->base_name);
if (!NT_STATUS_IS_OK(status)) {
goto fail;
}
status = create_file_unixpath(
- conn, req, fname, access_mask, share_access,
+ conn, req, smb_fname, access_mask, share_access,
create_disposition, create_options, file_attributes,
oplock_request, allocation_size, sd, ea_list,
- &fsp, &info, &sbuf);
+ &fsp, &info);
if (!NT_STATUS_IS_OK(status)) {
goto fail;
if (pinfo != NULL) {
*pinfo = info;
}
- if (psbuf != NULL) {
- *psbuf = sbuf;
- }
return NT_STATUS_OK;
fail:
git.samba.org / samba.git / blobdiff