diff options
Diffstat (limited to 'source4')
| -rw-r--r-- | source4/smb_server/smb2/tcon.c | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/source4/smb_server/smb2/tcon.c b/source4/smb_server/smb2/tcon.c index d01b63d446..a98110ab85 100644 --- a/source4/smb_server/smb2/tcon.c +++ b/source4/smb_server/smb2/tcon.c @@ -49,7 +49,7 @@ struct ntvfs_handle *smb2srv_pull_handle(struct smb2srv_request *req, const uint tid = IVAL(base, offset + 8); pad = IVAL(base, offset + 12); - if (pad != 0xFFFFFFFF) { + if (pad != UINT32_MAX) { return NULL; } @@ -58,7 +58,15 @@ struct ntvfs_handle *smb2srv_pull_handle(struct smb2srv_request *req, const uint return NULL; } -/* TODO: add comments */ + /* + * the handle can belong to a different tcon + * as that TID in the SMB2 header says, but + * the request should succeed nevertheless! + * + * because if this we put the 32 bit TID into the + * 128 bit handle, so that we can extract the tcon from the + * handle + */ tcon = req->tcon; if (tid != req->tcon->tid) { tcon = smbsrv_smb2_tcon_find(req->session, tid, req->request_time); @@ -72,6 +80,18 @@ struct ntvfs_handle *smb2srv_pull_handle(struct smb2srv_request *req, const uint return NULL; } + /* + * as the smb2srv_tcon is a child object of the smb2srv_session + * the handle belongs to the correct session! + * + * Note: no check is needed here for SMB2 + */ + + /* + * as the handle may have overwritten the tcon + * we need to set it on the request so that the + * correct ntvfs context will be used for the ntvfs_*() request + */ req->tcon = tcon; return handle->ntvfs; } @@ -86,7 +106,7 @@ void smb2srv_push_handle(uint8_t *base, uint_t offset, struct ntvfs_handle *ntvf */ SBVAL(base, offset, handle->hid); SIVAL(base, offset + 8, handle->tcon->tid); - SIVAL(base, offset + 12,0xFFFFFFFF); + SIVAL(base, offset + 12,UINT32_MAX); } static NTSTATUS smb2srv_handle_create_new(void *private_data, struct ntvfs_request *ntvfs, struct ntvfs_handle **_h) |