*/
#include "includes.h"
+#include "system/filesys.h"
+#include "locking/proto.h"
+#include "dbwrap.h"
+#include "util_tdb.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_LOCKING
****************************************************************************/
static bool posix_lock_in_range(SMB_OFF_T *offset_out, SMB_OFF_T *count_out,
- SMB_BIG_UINT u_offset, SMB_BIG_UINT u_count)
+ uint64_t u_offset, uint64_t u_count)
{
SMB_OFF_T offset = (SMB_OFF_T)u_offset;
SMB_OFF_T count = (SMB_OFF_T)u_count;
* ignore this lock.
*/
- if (u_offset & ~((SMB_BIG_UINT)max_positive_lock_offset)) {
+ if (u_offset & ~((uint64_t)max_positive_lock_offset)) {
DEBUG(10,("posix_lock_in_range: (offset = %.0f) offset > %.0f and we cannot handle this. Ignoring lock.\n",
- (double)u_offset, (double)((SMB_BIG_UINT)max_positive_lock_offset) ));
+ (double)u_offset, (double)((uint64_t)max_positive_lock_offset) ));
return False;
}
* We must truncate the count to less than max_positive_lock_offset.
*/
- if (u_count & ~((SMB_BIG_UINT)max_positive_lock_offset)) {
+ if (u_count & ~((uint64_t)max_positive_lock_offset)) {
count = max_positive_lock_offset;
}
return True;
}
+bool smb_vfs_call_lock(struct vfs_handle_struct *handle,
+ struct files_struct *fsp, int op, SMB_OFF_T offset,
+ SMB_OFF_T count, int type)
+{
+ VFS_FIND(lock);
+ return handle->fns->lock(handle, fsp, op, offset, count, type);
+}
+
/****************************************************************************
Actual function that does POSIX locks. Copes with 64 -> 32 bit cruft and
broken NFS implementations.
return ret;
}
+bool smb_vfs_call_getlock(struct vfs_handle_struct *handle,
+ struct files_struct *fsp, SMB_OFF_T *poffset,
+ SMB_OFF_T *pcount, int *ptype, pid_t *ppid)
+{
+ VFS_FIND(getlock);
+ return handle->fns->getlock(handle, fsp, poffset, pcount, ptype, ppid);
+}
+
/****************************************************************************
Actual function that gets POSIX locks. Copes with 64 -> 32 bit cruft and
broken NFS implementations.
****************************************************************************/
bool is_posix_locked(files_struct *fsp,
- SMB_BIG_UINT *pu_offset,
- SMB_BIG_UINT *pu_count,
+ uint64_t *pu_offset,
+ uint64_t *pu_count,
enum brl_type *plock_type,
enum brl_flavour lock_flav)
{
SMB_OFF_T count;
int posix_lock_type = map_posix_lock_type(fsp,*plock_type);
- DEBUG(10,("is_posix_locked: File %s, offset = %.0f, count = %.0f, type = %s\n",
- fsp->fsp_name, (double)*pu_offset, (double)*pu_count, posix_lock_type_name(*plock_type) ));
+ DEBUG(10,("is_posix_locked: File %s, offset = %.0f, count = %.0f, "
+ "type = %s\n", fsp_str_dbg(fsp), (double)*pu_offset,
+ (double)*pu_count, posix_lock_type_name(*plock_type)));
/*
* If the requested lock won't fit in the POSIX range, we will
if (lock_flav == POSIX_LOCK) {
/* Only POSIX lock queries need to know the details. */
- *pu_offset = (SMB_BIG_UINT)offset;
- *pu_count = (SMB_BIG_UINT)count;
+ *pu_offset = (uint64_t)offset;
+ *pu_count = (uint64_t)count;
*plock_type = (posix_lock_type == F_RDLCK) ? READ_LOCK : WRITE_LOCK;
}
return True;
TALLOC_FREE(rec);
DEBUG(10,("increment_windows_lock_ref_count for file now %s = %d\n",
- fsp->fsp_name, lock_ref_count ));
+ fsp_str_dbg(fsp), lock_ref_count));
}
/****************************************************************************
TALLOC_FREE(rec);
DEBUG(10,("reduce_windows_lock_ref_count for file now %s = %d\n",
- fsp->fsp_name, lock_ref_count ));
+ fsp_str_dbg(fsp), lock_ref_count));
}
static void decrement_windows_lock_ref_count(files_struct *fsp)
}
DEBUG(10,("get_windows_lock_count for file %s = %d\n",
- fsp->fsp_name, lock_ref_count ));
+ fsp_str_dbg(fsp), lock_ref_count));
return lock_ref_count;
}
TALLOC_FREE(rec);
DEBUG(10,("delete_windows_lock_ref_count for file %s\n",
- fsp->fsp_name));
+ fsp_str_dbg(fsp)));
}
/****************************************************************************
SMB_ASSERT(rec != NULL);
- new_data = TALLOC_ARRAY(
+ new_data = talloc_array(
rec, uint8_t, rec->value.dsize + sizeof(fsp->fh->fd));
SMB_ASSERT(new_data != NULL);
TALLOC_FREE(rec);
DEBUG(10,("add_fd_to_close_entry: added fd %d file %s\n",
- fsp->fh->fd, fsp->fsp_name ));
+ fsp->fh->fd, fsp_str_dbg(fsp)));
}
/****************************************************************************
to delete all locks on this fsp before this function is called.
****************************************************************************/
-NTSTATUS fd_close_posix(struct files_struct *fsp)
+int fd_close_posix(struct files_struct *fsp)
{
int saved_errno = 0;
int ret;
int *fd_array = NULL;
size_t count, i;
- if (!lp_locking(fsp->conn->params) || !lp_posix_locking(fsp->conn->params)) {
+ if (!lp_locking(fsp->conn->params) ||
+ !lp_posix_locking(fsp->conn->params))
+ {
/*
* No locking or POSIX to worry about or we want POSIX semantics
* which will lose all locks on all fd's open on this dev/inode,
* just close.
*/
- ret = SMB_VFS_CLOSE(fsp,fsp->fh->fd);
- fsp->fh->fd = -1;
- if (ret == -1) {
- return map_nt_error_from_unix(errno);
- }
- return NT_STATUS_OK;
+ return close(fsp->fh->fd);
}
if (get_windows_lock_ref_count(fsp)) {
/*
- * There are outstanding locks on this dev/inode pair on other fds.
- * Add our fd to the pending close tdb and set fsp->fh->fd to -1.
+ * There are outstanding locks on this dev/inode pair on
+ * other fds. Add our fd to the pending close tdb and set
+ * fsp->fh->fd to -1.
*/
add_fd_to_close_entry(fsp);
- fsp->fh->fd = -1;
- return NT_STATUS_OK;
+ return 0;
}
/*
count = get_posix_pending_close_entries(talloc_tos(), fsp, &fd_array);
if (count) {
- DEBUG(10,("fd_close_posix: doing close on %u fd's.\n", (unsigned int)count ));
+ DEBUG(10,("fd_close_posix: doing close on %u fd's.\n",
+ (unsigned int)count));
for(i = 0; i < count; i++) {
- if (SMB_VFS_CLOSE(fsp,fd_array[i]) == -1) {
+ if (close(fd_array[i]) == -1) {
saved_errno = errno;
}
}
* Finally close the fd associated with this fsp.
*/
- ret = SMB_VFS_CLOSE(fsp,fsp->fh->fd);
+ ret = close(fsp->fh->fd);
if (ret == 0 && saved_errno != 0) {
errno = saved_errno;
ret = -1;
- }
-
- fsp->fh->fd = -1;
-
- if (ret == -1) {
- return map_nt_error_from_unix(errno);
}
- return NT_STATUS_OK;
+ return ret;
}
/****************************************************************************
| l_curr| | l_new |
+-------+ +---------+
**********************************************/
- struct lock_list *l_new = TALLOC_P(ctx, struct lock_list);
+ struct lock_list *l_new = talloc(ctx, struct lock_list);
if(l_new == NULL) {
DEBUG(0,("posix_lock_list: talloc fail.\n"));
/*
* Add into the dlink list after the l_curr point - NOT at lhead.
- * Note we can't use DLINK_ADD here as this inserts at the head of the given list.
*/
-
- l_new->prev = l_curr;
- l_new->next = l_curr->next;
- l_curr->next = l_new;
+ DLIST_ADD_AFTER(lhead, l_new, l_curr);
/* And move after the link we added. */
l_curr = l_new->next;
*/
char *msg = NULL;
- /* Don't check if alloc succeeds here - we're
- * forcing a core dump anyway. */
-
- asprintf(&msg, "logic flaw in cases: l_curr: start = %.0f, size = %.0f : \
-lock: start = %.0f, size = %.0f", (double)l_curr->start, (double)l_curr->size, (double)lock->start, (double)lock->size );
-
- smb_panic(msg);
+ if (asprintf(&msg, "logic flaw in cases: l_curr: start = %.0f, size = %.0f : \
+lock: start = %.0f, size = %.0f", (double)l_curr->start, (double)l_curr->size, (double)lock->start, (double)lock->size ) != -1) {
+ smb_panic(msg);
+ } else {
+ smb_panic("posix_lock_list");
+ }
}
} /* end for ( l_curr = lhead; l_curr;) */
} /* end for (i=0; i<num_locks && ul_head; i++) */
****************************************************************************/
bool set_posix_lock_windows_flavour(files_struct *fsp,
- SMB_BIG_UINT u_offset,
- SMB_BIG_UINT u_count,
+ uint64_t u_offset,
+ uint64_t u_count,
enum brl_type lock_type,
const struct lock_context *lock_ctx,
const struct lock_struct *plocks,
struct lock_list *llist = NULL;
struct lock_list *ll = NULL;
- DEBUG(5,("set_posix_lock_windows_flavour: File %s, offset = %.0f, count = %.0f, type = %s\n",
- fsp->fsp_name, (double)u_offset, (double)u_count, posix_lock_type_name(lock_type) ));
+ DEBUG(5,("set_posix_lock_windows_flavour: File %s, offset = %.0f, "
+ "count = %.0f, type = %s\n", fsp_str_dbg(fsp),
+ (double)u_offset, (double)u_count,
+ posix_lock_type_name(lock_type)));
/*
* If the requested lock won't fit in the POSIX range, we will
return False;
}
- if ((ll = TALLOC_P(l_ctx, struct lock_list)) == NULL) {
+ if ((ll = talloc(l_ctx, struct lock_list)) == NULL) {
DEBUG(0,("set_posix_lock_windows_flavour: unable to talloc unlock list.\n"));
talloc_destroy(l_ctx);
return False;
****************************************************************************/
bool release_posix_lock_windows_flavour(files_struct *fsp,
- SMB_BIG_UINT u_offset,
- SMB_BIG_UINT u_count,
+ uint64_t u_offset,
+ uint64_t u_count,
enum brl_type deleted_lock_type,
const struct lock_context *lock_ctx,
const struct lock_struct *plocks,
struct lock_list *ulist = NULL;
struct lock_list *ul = NULL;
- DEBUG(5,("release_posix_lock_windows_flavour: File %s, offset = %.0f, count = %.0f\n",
- fsp->fsp_name, (double)u_offset, (double)u_count ));
+ DEBUG(5,("release_posix_lock_windows_flavour: File %s, offset = %.0f, "
+ "count = %.0f\n", fsp_str_dbg(fsp),
+ (double)u_offset, (double)u_count));
/* Remember the number of Windows locks we have on this dev/ino pair. */
decrement_windows_lock_ref_count(fsp);
return False;
}
- if ((ul = TALLOC_P(ul_ctx, struct lock_list)) == NULL) {
+ if ((ul = talloc(ul_ctx, struct lock_list)) == NULL) {
DEBUG(0,("release_posix_lock_windows_flavour: unable to talloc unlock list.\n"));
talloc_destroy(ul_ctx);
return False;
****************************************************************************/
bool set_posix_lock_posix_flavour(files_struct *fsp,
- SMB_BIG_UINT u_offset,
- SMB_BIG_UINT u_count,
+ uint64_t u_offset,
+ uint64_t u_count,
enum brl_type lock_type,
int *errno_ret)
{
SMB_OFF_T count;
int posix_lock_type = map_posix_lock_type(fsp,lock_type);
- DEBUG(5,("set_posix_lock_posix_flavour: File %s, offset = %.0f, count = %.0f, type = %s\n",
- fsp->fsp_name, (double)u_offset, (double)u_count, posix_lock_type_name(lock_type) ));
+ DEBUG(5,("set_posix_lock_posix_flavour: File %s, offset = %.0f, count "
+ "= %.0f, type = %s\n", fsp_str_dbg(fsp),
+ (double)u_offset, (double)u_count,
+ posix_lock_type_name(lock_type)));
/*
* If the requested lock won't fit in the POSIX range, we will
****************************************************************************/
bool release_posix_lock_posix_flavour(files_struct *fsp,
- SMB_BIG_UINT u_offset,
- SMB_BIG_UINT u_count,
+ uint64_t u_offset,
+ uint64_t u_count,
const struct lock_context *lock_ctx,
const struct lock_struct *plocks,
int num_locks)
struct lock_list *ulist = NULL;
struct lock_list *ul = NULL;
- DEBUG(5,("release_posix_lock_posix_flavour: File %s, offset = %.0f, count = %.0f\n",
- fsp->fsp_name, (double)u_offset, (double)u_count ));
+ DEBUG(5,("release_posix_lock_posix_flavour: File %s, offset = %.0f, "
+ "count = %.0f\n", fsp_str_dbg(fsp),
+ (double)u_offset, (double)u_count));
/*
* If the requested lock won't fit in the POSIX range, we will
return False;
}
- if ((ul = TALLOC_P(ul_ctx, struct lock_list)) == NULL) {
+ if ((ul = talloc(ul_ctx, struct lock_list)) == NULL) {
DEBUG(0,("release_posix_lock_windows_flavour: unable to talloc unlock list.\n"));
talloc_destroy(ul_ctx);
return False;