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Expose per-fsp extension talloc context.

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This patch supplements the fsp extension API with an operation to
retrieve the malloc zone pointer for that fsp.
(This used to be commit d5d9e4084cfb3db3bebff0334b93f376022ef5d3)
This commit is contained in:
James Peach 2007-10-15 14:01:12 -07:00 committed by James Peach
parent d2a9630a8b
commit 26b75f2d83
2 changed files with 23 additions and 2 deletions
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9
source3/include/vfs.h
View File

@ -579,12 +579,21 @@ typedef struct vfs_statvfs_struct {
/* NB flags can come from FILE_SYSTEM_DEVICE_INFO call */
} vfs_statvfs_struct;
/* Add a new FSP extension of the given type. Returns a pointer to the
* extenstion data.
*/
#define VFS_ADD_FSP_EXTENSION(handle, fsp, type) \
vfs_add_fsp_extension_notype(handle, (fsp), sizeof(type))
/* Return a pointer to the existing FSP extension data. */
#define VFS_FETCH_FSP_EXTENSION(handle, fsp) \
vfs_fetch_fsp_extension(handle, (fsp))
/* Return the talloc context associated with an FSP extension. */
#define VFS_MEMCTX_FSP_EXTENSION(handle, fsp) \
vfs_memctx_fsp_extension(handle, (fsp))
/* Remove and destroy an FSP extension. */
#define VFS_REMOVE_FSP_EXTENSION(handle, fsp) \
vfs_remove_fsp_extension((handle), (fsp))

16
source3/smbd/vfs.c
View File

@ -263,19 +263,31 @@ void vfs_remove_fsp_extension(vfs_handle_struct *handle, files_struct *fsp)
}
}
void *vfs_fetch_fsp_extension(vfs_handle_struct *handle, files_struct *fsp)
void *vfs_memctx_fsp_extension(vfs_handle_struct *handle, files_struct *fsp)
{
struct vfs_fsp_data *head;
for (head = fsp->vfs_extension; head; head = head->next) {
if (head->owner == handle) {
return EXT_DATA_AREA(head);
return head;
}
}
return NULL;
}
void *vfs_fetch_fsp_extension(vfs_handle_struct *handle, files_struct *fsp)
{
struct vfs_fsp_data *head;
head = vfs_memctx_fsp_extension(handle, fsp);
if (head != NULL) {
return EXT_DATA_AREA(head);
}
return NULL;
}
#undef EXT_DATA_AREA
/*****************************************************************