*/
#include "includes.h"
+#include "system/filesys.h"
+#include "smbd/smbd.h"
#include "smbd/globals.h"
+#include "libcli/security/security.h"
/*
This module implements directory related functions for Samba.
bool did_stat; /* Optimisation for non-wcard searches. */
};
+static struct smb_Dir *OpenDir_fsp(TALLOC_CTX *mem_ctx, connection_struct *conn,
+ files_struct *fsp,
+ const char *mask,
+ uint32 attr);
#define INVALID_DPTR_KEY (-3)
return False;
}
- if ((mode & aDIR) != 0) {
+ if ((mode & FILE_ATTRIBUTE_DIRECTORY) != 0) {
size = 0;
}
bool init_dptrs(struct smbd_server_connection *sconn)
{
- if (sconn->smb1.searches.dptr_bmap) {
+ if (sconn->searches.dptr_bmap) {
return true;
}
- sconn->smb1.searches.dptr_bmap = bitmap_allocate(MAX_DIRECTORY_HANDLES);
+ sconn->searches.dptr_bmap = bitmap_talloc(
+ sconn, MAX_DIRECTORY_HANDLES);
- if (sconn->smb1.searches.dptr_bmap == NULL) {
+ if (sconn->searches.dptr_bmap == NULL) {
return false;
}
/*
* Go to the end of the list.
*/
- for(dptr = sconn->smb1.searches.dirptrs; dptr && dptr->next; dptr = dptr->next)
- ;
+ dptr = DLIST_TAIL(sconn->searches.dirptrs);
if(!dptr) {
DEBUG(0,("No dptrs available to idle ?\n"));
* Idle the oldest pointer.
*/
- for(; dptr; dptr = dptr->prev) {
+ for(; dptr; dptr = DLIST_PREV(dptr)) {
if (dptr->dir_hnd) {
dptr_idle(dptr);
return;
{
struct dptr_struct *dptr;
- for(dptr = sconn->smb1.searches.dirptrs; dptr; dptr = dptr->next) {
+ for(dptr = sconn->searches.dirptrs; dptr; dptr = dptr->next) {
if(dptr->dnum == key) {
if (!forclose && !dptr->dir_hnd) {
- if (sconn->smb1.searches.dirhandles_open >= MAX_OPEN_DIRECTORIES)
+ if (sconn->searches.dirhandles_open >= MAX_OPEN_DIRECTORIES)
dptr_idleoldest(sconn);
DEBUG(4,("dptr_get: Reopening dptr key %d\n",key));
if (!(dptr->dir_hnd = OpenDir(
return False;
}
}
- DLIST_PROMOTE(sconn->smb1.searches.dirptrs,dptr);
+ DLIST_PROMOTE(sconn->searches.dirptrs,dptr);
return dptr;
}
}
goto done;
}
- DLIST_REMOVE(sconn->smb1.searches.dirptrs, dptr);
+ DLIST_REMOVE(sconn->searches.dirptrs, dptr);
/*
* Free the dnum in the bitmap. Remember the dnum value is always
* biased by one with respect to the bitmap.
*/
- if(bitmap_query(sconn->smb1.searches.dptr_bmap, dptr->dnum - 1) != true) {
+ if (!bitmap_query(sconn->searches.dptr_bmap, dptr->dnum - 1)) {
DEBUG(0,("dptr_close_internal : Error - closing dnum = %d and bitmap not set !\n",
dptr->dnum ));
}
- bitmap_clear(sconn->smb1.searches.dptr_bmap, dptr->dnum - 1);
+ bitmap_clear(sconn->searches.dptr_bmap, dptr->dnum - 1);
done:
TALLOC_FREE(dptr->dir_hnd);
/* OS/2 seems to use -1 to indicate "close all directories" */
if (*key == -1) {
struct dptr_struct *next;
- for(dptr = sconn->smb1.searches.dirptrs; dptr; dptr = next) {
+ for(dptr = sconn->searches.dirptrs; dptr; dptr = next) {
next = dptr->next;
dptr_close_internal(dptr);
}
return;
}
- for(dptr = sconn->smb1.searches.dirptrs; dptr; dptr = next) {
+ for(dptr = sconn->searches.dirptrs; dptr; dptr = next) {
next = dptr->next;
if (dptr->conn == conn) {
dptr_close_internal(dptr);
return;
}
- for(dptr = sconn->smb1.searches.dirptrs; dptr; dptr = dptr->next) {
+ for(dptr = sconn->searches.dirptrs; dptr; dptr = dptr->next) {
if (dptr->conn == conn && dptr->dir_hnd) {
dptr_idle(dptr);
}
char *path,uint16 spid)
{
struct dptr_struct *dptr, *next;
- for(dptr = sconn->smb1.searches.dirptrs; dptr; dptr = next) {
+ for(dptr = sconn->searches.dirptrs; dptr; dptr = next) {
next = dptr->next;
if (spid == dptr->spid && strequal(dptr->path,path))
dptr_close_internal(dptr);
/*
* Go to the end of the list.
*/
- for(dptr = sconn->smb1.searches.dirptrs; dptr && dptr->next; dptr = dptr->next)
+ for(dptr = sconn->searches.dirptrs; dptr && dptr->next; dptr = dptr->next)
;
if(!dptr) {
* one of the new dnum handles.
*/
- for(; dptr; dptr = dptr->prev) {
+ for(; dptr; dptr = DLIST_PREV(dptr)) {
if ((old && (dptr->dnum < 256) && !dptr->expect_close) ||
(!old && (dptr->dnum > 255))) {
dptr_close_internal(dptr);
wcard must not be zero.
****************************************************************************/
-NTSTATUS dptr_create(connection_struct *conn, const char *path, bool old_handle, bool expect_close,uint16 spid,
+NTSTATUS dptr_create(connection_struct *conn, files_struct *fsp,
+ const char *path, bool old_handle, bool expect_close,uint16 spid,
const char *wcard, bool wcard_has_wild, uint32 attr, struct dptr_struct **dptr_ret)
{
struct smbd_server_connection *sconn = conn->sconn;
struct smb_Dir *dir_hnd;
NTSTATUS status;
+ if (fsp && fsp->is_directory && fsp->fh->fd != -1) {
+ path = fsp->fsp_name->base_name;
+ }
+
DEBUG(5,("dptr_create dir=%s\n", path));
if (sconn == NULL) {
return NT_STATUS_INVALID_PARAMETER;
}
- status = check_name(conn,path);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
+ if (fsp) {
+ dir_hnd = OpenDir_fsp(NULL, conn, fsp, wcard, attr);
+ } else {
+ status = check_name(conn,path);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+ dir_hnd = OpenDir(NULL, conn, path, wcard, attr);
}
- dir_hnd = OpenDir(NULL, conn, path, wcard, attr);
if (!dir_hnd) {
return map_nt_error_from_unix(errno);
}
- if (sconn->smb1.searches.dirhandles_open >= MAX_OPEN_DIRECTORIES) {
+ if (sconn->searches.dirhandles_open >= MAX_OPEN_DIRECTORIES) {
dptr_idleoldest(sconn);
}
* value we return will fit in the range 1-255.
*/
- dptr->dnum = bitmap_find(sconn->smb1.searches.dptr_bmap, 0);
+ dptr->dnum = bitmap_find(sconn->searches.dptr_bmap, 0);
if(dptr->dnum == -1 || dptr->dnum > 254) {
dptr_close_oldest(sconn, true);
/* Now try again... */
- dptr->dnum = bitmap_find(sconn->smb1.searches.dptr_bmap, 0);
+ dptr->dnum = bitmap_find(sconn->searches.dptr_bmap, 0);
if(dptr->dnum == -1 || dptr->dnum > 254) {
DEBUG(0,("dptr_create: returned %d: Error - all old dirptrs in use ?\n", dptr->dnum));
SAFE_FREE(dptr);
* a range that will return 256 - MAX_DIRECTORY_HANDLES.
*/
- dptr->dnum = bitmap_find(sconn->smb1.searches.dptr_bmap, 255);
+ dptr->dnum = bitmap_find(sconn->searches.dptr_bmap, 255);
if(dptr->dnum == -1 || dptr->dnum < 255) {
dptr_close_oldest(sconn, false);
/* Now try again... */
- dptr->dnum = bitmap_find(sconn->smb1.searches.dptr_bmap, 255);
+ dptr->dnum = bitmap_find(sconn->searches.dptr_bmap, 255);
if(dptr->dnum == -1 || dptr->dnum < 255) {
DEBUG(0,("dptr_create: returned %d: Error - all new dirptrs in use ?\n", dptr->dnum));
}
}
- bitmap_set(sconn->smb1.searches.dptr_bmap, dptr->dnum);
+ bitmap_set(sconn->searches.dptr_bmap, dptr->dnum);
dptr->dnum += 1; /* Always bias the dnum by one - no zero dnums allowed. */
dptr->expect_close = expect_close;
dptr->wcard = SMB_STRDUP(wcard);
if (!dptr->wcard) {
- bitmap_clear(sconn->smb1.searches.dptr_bmap, dptr->dnum - 1);
+ bitmap_clear(sconn->searches.dptr_bmap, dptr->dnum - 1);
SAFE_FREE(dptr);
TALLOC_FREE(dir_hnd);
return NT_STATUS_NO_MEMORY;
dptr->attr = attr;
- DLIST_ADD(sconn->smb1.searches.dirptrs, dptr);
+ DLIST_ADD(sconn->searches.dirptrs, dptr);
DEBUG(3,("creating new dirptr %d for path %s, expect_close = %d\n",
dptr->dnum,path,expect_close));
Wrapper functions to access the lower level directory handles.
****************************************************************************/
-int dptr_CloseDir(struct dptr_struct *dptr)
+void dptr_CloseDir(files_struct *fsp)
{
- struct smbd_server_connection *sconn = dptr->conn->sconn;
- DLIST_REMOVE(sconn->smb1.searches.dirptrs, dptr);
- TALLOC_FREE(dptr->dir_hnd);
- return 0;
+ if (fsp->dptr) {
+/*
+ * Ugly hack. We have defined fdopendir to return ENOSYS if dirfd also isn't
+ * present. I hate Solaris. JRA.
+ */
+#ifdef HAVE_DIRFD
+ if (fsp->fh->fd != -1 &&
+ fsp->dptr->dir_hnd &&
+ dirfd(fsp->dptr->dir_hnd->dir)) {
+ /* The call below closes the underlying fd. */
+ fsp->fh->fd = -1;
+ }
+#endif
+ dptr_close_internal(fsp->dptr);
+ fsp->dptr = NULL;
+ }
}
void dptr_SeekDir(struct dptr_struct *dptr, long offset)
long *poffset,
SMB_STRUCT_STAT *pst)
{
- struct smb_filename *smb_fname_base = NULL;
+ struct smb_filename smb_fname_base;
char *name = NULL;
const char *name_temp = NULL;
char *talloced = NULL;
char *pathreal = NULL;
char *found_name = NULL;
int ret;
- NTSTATUS status;
SET_STAT_INVALID(*pst);
return NULL;
/* Create an smb_filename with stream_name == NULL. */
- status = create_synthetic_smb_fname(ctx, pathreal, NULL, NULL,
- &smb_fname_base);
- if (!NT_STATUS_IS_OK(status)) {
- return NULL;
- }
+ ZERO_STRUCT(smb_fname_base);
+ smb_fname_base.base_name = pathreal;
- if (SMB_VFS_STAT(dptr->conn, smb_fname_base) == 0) {
- *pst = smb_fname_base->st;
- TALLOC_FREE(smb_fname_base);
+ if (SMB_VFS_STAT(dptr->conn, &smb_fname_base) == 0) {
+ *pst = smb_fname_base.st;
name = talloc_strdup(ctx, dptr->wcard);
goto clean;
} else {
- TALLOC_FREE(smb_fname_base);
/* If we get any other error than ENOENT or ENOTDIR
then the file exists we just can't stat it. */
if (errno != ENOENT && errno != ENOTDIR) {
uint32 mask;
/* Check the "may have" search bits. */
- if (((mode & ~dirtype) & (aHIDDEN | aSYSTEM | aDIR)) != 0)
+ if (((mode & ~dirtype) & (FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_DIRECTORY)) != 0)
return False;
/* Check the "must have" bits, which are the may have bits shifted eight */
/* If must have bit is set, the file/dir can not be returned in search unless the matching
file attribute is set */
- mask = ((dirtype >> 8) & (aDIR|aARCH|aRONLY|aHIDDEN|aSYSTEM)); /* & 0x37 */
+ mask = ((dirtype >> 8) & (FILE_ATTRIBUTE_DIRECTORY|FILE_ATTRIBUTE_ARCHIVE|FILE_ATTRIBUTE_READONLY|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM)); /* & 0x37 */
if(mask) {
- if((mask & (mode & (aDIR|aARCH|aRONLY|aHIDDEN|aSYSTEM))) == mask) /* check if matching attribute present */
+ if((mask & (mode & (FILE_ATTRIBUTE_DIRECTORY|FILE_ATTRIBUTE_ARCHIVE|FILE_ATTRIBUTE_READONLY|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM))) == mask) /* check if matching attribute present */
return True;
else
return False;
bool isdots;
char *fname = NULL;
char *pathreal = NULL;
- struct smb_filename *smb_fname = NULL;
+ struct smb_filename smb_fname;
uint32_t mode = 0;
bool ok;
NTSTATUS status;
}
/* Create smb_fname with NULL stream_name. */
- status = create_synthetic_smb_fname(ctx, pathreal,
- NULL, &sbuf,
- &smb_fname);
- TALLOC_FREE(pathreal);
- if (!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(dname);
- TALLOC_FREE(fname);
- return false;
- }
+ ZERO_STRUCT(smb_fname);
+ smb_fname.base_name = pathreal;
+ smb_fname.st = sbuf;
- ok = mode_fn(ctx, private_data, smb_fname, &mode);
+ ok = mode_fn(ctx, private_data, &smb_fname, &mode);
if (!ok) {
TALLOC_FREE(dname);
TALLOC_FREE(fname);
- TALLOC_FREE(smb_fname);
+ TALLOC_FREE(pathreal);
continue;
}
fname, (unsigned int)mode, (unsigned int)dirtype));
TALLOC_FREE(dname);
TALLOC_FREE(fname);
- TALLOC_FREE(smb_fname);
+ TALLOC_FREE(pathreal);
continue;
}
struct file_id fileid;
fileid = vfs_file_id_from_sbuf(conn,
- &smb_fname->st);
- get_file_infos(fileid, NULL, &write_time_ts);
+ &smb_fname.st);
+ get_file_infos(fileid, 0, NULL, &write_time_ts);
if (!null_timespec(write_time_ts)) {
- update_stat_ex_mtime(&smb_fname->st,
+ update_stat_ex_mtime(&smb_fname.st,
write_time_ts);
}
}
DEBUG(3,("smbd_dirptr_get_entry mask=[%s] found %s "
"fname=%s (%s)\n",
- mask, smb_fname_str_dbg(smb_fname),
+ mask, smb_fname_str_dbg(&smb_fname),
dname, fname));
DirCacheAdd(dirptr->dir_hnd, dname, cur_offset);
TALLOC_FREE(dname);
+ status = copy_smb_filename(ctx, &smb_fname, _smb_fname);
+ TALLOC_FREE(pathreal);
+ if (!NT_STATUS_IS_OK(status)) {
+ return false;
+ }
*_fname = fname;
- *_smb_fname = smb_fname;
*_mode = mode;
*_prev_offset = prev_offset;
struct smb_filename *smb_fname)
{
/*
- * If user is a member of the Admin group
- * we never hide files from them.
+ * Never hide files from the root user.
+ * We use (uid_t)0 here not sec_initial_uid()
+ * as make test uses a single user context.
*/
- if (conn->admin_user) {
+ if (get_current_uid(conn) == (uid_t)0) {
return True;
}
const struct smb_filename *smb_fname)
{
/*
- * If user is a member of the Admin group
- * we never hide files from them.
+ * Never hide files from the root user.
+ * We use (uid_t)0 here not sec_initial_uid()
+ * as make test uses a single user context.
*/
- if (conn->admin_user) {
+ if (get_current_uid(conn) == (uid_t)0) {
return True;
}
const struct smb_filename *smb_fname)
{
/*
- * If user is a member of the Admin group
- * we never hide files from them.
+ * Never hide files from the root user.
+ * We use (uid_t)0 here not sec_initial_uid()
+ * as make test uses a single user context.
*/
- if (conn->admin_user)
+ if (get_current_uid(conn) == (uid_t)0) {
return False;
+ }
SMB_ASSERT(VALID_STAT(smb_fname->st));
goto out;
}
- /* If it's a dfs symlink, ignore _hide xxxx_ options */
- if (lp_host_msdfs() &&
- lp_msdfs_root(SNUM(conn)) &&
- is_msdfs_link(conn, entry, NULL)) {
- ret = true;
- goto out;
- }
-
/* Create an smb_filename with stream_name == NULL. */
status = create_synthetic_smb_fname(talloc_tos(), entry, NULL,
pst, &smb_fname_base);
static int smb_Dir_destructor(struct smb_Dir *dirp)
{
if (dirp->dir) {
+#ifdef HAVE_DIRFD
+ if (dirp->conn->sconn) {
+ files_struct *fsp = file_find_fd(dirp->conn->sconn,
+ dirfd(dirp->dir));
+ if (fsp) {
+ /* The call below closes the underlying fd. */
+ fsp->fh->fd = -1;
+ }
+ }
+#endif
SMB_VFS_CLOSEDIR(dirp->conn,dirp->dir);
}
if (dirp->conn->sconn) {
- dirp->conn->sconn->smb1.searches.dirhandles_open--;
+ dirp->conn->sconn->searches.dirhandles_open--;
}
return 0;
}
********************************************************************/
struct smb_Dir *OpenDir(TALLOC_CTX *mem_ctx, connection_struct *conn,
- const char *name, const char *mask, uint32 attr)
+ const char *name,
+ const char *mask,
+ uint32 attr)
{
- struct smb_Dir *dirp = TALLOC_ZERO_P(mem_ctx, struct smb_Dir);
+ struct smb_Dir *dirp = talloc_zero(mem_ctx, struct smb_Dir);
struct smbd_server_connection *sconn = conn->sconn;
if (!dirp) {
}
if (sconn) {
- sconn->smb1.searches.dirhandles_open++;
+ sconn->searches.dirhandles_open++;
}
talloc_set_destructor(dirp, smb_Dir_destructor);
return NULL;
}
+/*******************************************************************
+ Open a directory from an fsp.
+********************************************************************/
+
+static struct smb_Dir *OpenDir_fsp(TALLOC_CTX *mem_ctx, connection_struct *conn,
+ files_struct *fsp,
+ const char *mask,
+ uint32 attr)
+{
+ struct smb_Dir *dirp = talloc_zero(mem_ctx, struct smb_Dir);
+ struct smbd_server_connection *sconn = conn->sconn;
+
+ if (!dirp) {
+ return NULL;
+ }
+
+ dirp->conn = conn;
+ dirp->name_cache_size = lp_directory_name_cache_size(SNUM(conn));
+
+ dirp->dir_path = talloc_strdup(dirp, fsp->fsp_name->base_name);
+ if (!dirp->dir_path) {
+ errno = ENOMEM;
+ goto fail;
+ }
+
+ if (sconn) {
+ sconn->searches.dirhandles_open++;
+ }
+ talloc_set_destructor(dirp, smb_Dir_destructor);
+
+ if (fsp->is_directory && fsp->fh->fd != -1) {
+ dirp->dir = SMB_VFS_FDOPENDIR(fsp, mask, attr);
+ if (dirp->dir == NULL) {
+ DEBUG(10,("OpenDir_fsp: SMB_VFS_FDOPENDIR on %s returned "
+ "NULL (%s)\n",
+ dirp->dir_path,
+ strerror(errno)));
+ if (errno != ENOSYS) {
+ return NULL;
+ }
+ }
+ }
+
+ if (dirp->dir == NULL) {
+ /* FDOPENDIR didn't work. Use OPENDIR instead. */
+ dirp->dir = SMB_VFS_OPENDIR(conn, dirp->dir_path, mask, attr);
+ }
+
+ if (!dirp->dir) {
+ DEBUG(5,("OpenDir_fsp: Can't open %s. %s\n", dirp->dir_path,
+ strerror(errno) ));
+ goto fail;
+ }
+
+ return dirp;
+
+ fail:
+ TALLOC_FREE(dirp);
+ return NULL;
+}
+
+
/*******************************************************************
Read from a directory.
Return directory entry, current offset, and optional stat information.
const char *dname = NULL;
char *talloced = NULL;
SMB_STRUCT_STAT st;
- struct smb_Dir *dir_hnd = OpenDir(talloc_tos(), conn, dirname,
- NULL, 0);
+ struct smb_Dir *dir_hnd = OpenDir(talloc_tos(), conn,
+ dirname, NULL, 0);
if (!dir_hnd) {
return map_nt_error_from_unix(errno);