From 476a6253a6cad266248461d0b483278ecc5bb584 Mon Sep 17 00:00:00 2001 From: Stefan Metzmacher Date: Sat, 20 May 2006 12:54:55 +0000 Subject: r15749: - pass in a dummy oplock callback - pass in SMB2 ntvfs_handle callbacks metze (This used to be commit 338aee88d4ba3b25b473a456e55dd7ff5c1a4c5d) --- source4/smb_server/smb2/tcon.c | 122 +++++++++++++++++++++++++++++++++++++++-- 1 file changed, 118 insertions(+), 4 deletions(-) (limited to 'source4') diff --git a/source4/smb_server/smb2/tcon.c b/source4/smb_server/smb2/tcon.c index 85ebc33f5d..2c135e0add 100644 --- a/source4/smb_server/smb2/tcon.c +++ b/source4/smb_server/smb2/tcon.c @@ -28,6 +28,120 @@ #include "smbd/service_stream.h" #include "ntvfs/ntvfs.h" +/* + send an oplock break request to a client +*/ +static NTSTATUS smb2srv_send_oplock_break(void *p, struct ntvfs_handle *ntvfs, uint8_t level) +{ + DEBUG(0,("TODO: we don't pass SMB2 oplock breaks to the Clients yet!\n")); + return NT_STATUS_OK; +} + +struct ntvfs_handle *smb2srv_pull_handle(struct smb2srv_request *req, const uint8_t *base, uint_t offset) +{ + struct smbsrv_tcon *tcon; + struct smbsrv_handle *handle; + uint64_t hid; + uint32_t tid; + uint32_t pad; + + hid = BVAL(base, offset); + tid = IVAL(base, offset + 8); + pad = IVAL(base, offset + 12); + + if (pad != 0xFFFFFFFF) { + return NULL; + } + +/* TODO: add comments */ + tcon = req->tcon; + if (tid != req->tcon->tid) { + tcon = smbsrv_smb2_tcon_find(req->session, tid, req->request_time); + } + + handle = smbsrv_smb_handle_find(tcon, hid, req->request_time); + if (!handle) { + return NULL; + } + + req->tcon = tcon; + return handle->ntvfs; +} + +void smb2srv_push_handle(uint8_t *base, uint_t offset, struct ntvfs_handle *ntvfs) +{ + struct smbsrv_handle *handle = talloc_get_type(ntvfs->frontend_data.private_data, + struct smbsrv_handle); + + /* + * the handle is 128 bit on the wire + */ + SBVAL(base, offset, handle->hid); + SIVAL(base, offset + 8, handle->tcon->tid); + SIVAL(base, offset + 12,0xFFFFFFFF); +} + +static NTSTATUS smb2srv_handle_create_new(void *private_data, struct ntvfs_request *ntvfs, struct ntvfs_handle **_h) +{ + struct smbsrv_request *req = talloc_get_type(ntvfs->frontend_data.private_data, + struct smbsrv_request); + struct smbsrv_handle *handle; + struct ntvfs_handle *h; + + handle = smbsrv_handle_new(req); + if (!handle) return NT_STATUS_INSUFFICIENT_RESOURCES; + + h = talloc_zero(handle, struct ntvfs_handle); + if (!h) goto nomem; + + /* + * note: we don't set handle->ntvfs yet, + * this will be done by smbsrv_handle_make_valid() + * this makes sure the handle is invalid for clients + * until the ntvfs subsystem has made it valid + */ + h->ctx = ntvfs->ctx; + h->session_info = ntvfs->session_info; + h->smbpid = ntvfs->smbpid; + + h->frontend_data.private_data = handle; + + *_h = h; + return NT_STATUS_OK; +nomem: + talloc_free(handle); + return NT_STATUS_NO_MEMORY; +} + +static NTSTATUS smb2srv_handle_make_valid(void *private_data, struct ntvfs_handle *h) +{ + struct smbsrv_tcon *tcon = talloc_get_type(private_data, struct smbsrv_tcon); + struct smbsrv_handle *handle = talloc_get_type(h->frontend_data.private_data, + struct smbsrv_handle); + /* this tells the frontend that the handle is valid */ + handle->ntvfs = h; + /* this moves the smbsrv_request to the smbsrv_tcon memory context */ + talloc_steal(tcon, handle); + return NT_STATUS_OK; +} + +static void smb2srv_handle_destroy(void *private_data, struct ntvfs_handle *h) +{ + struct smbsrv_handle *handle = talloc_get_type(h->frontend_data.private_data, + struct smbsrv_handle); + talloc_free(handle); +} + +static struct ntvfs_handle *smb2srv_handle_search_by_wire_key(void *private_data, struct ntvfs_request *ntvfs, const DATA_BLOB *key) +{ + return NULL; +} + +static DATA_BLOB smb2srv_handle_get_wire_key(void *private_data, struct ntvfs_handle *handle, TALLOC_CTX *mem_ctx) +{ + return data_blob(NULL, 0); +} + static NTSTATUS smb2srv_tcon_backend(struct smb2srv_request *req, union smb_tcon *io) { struct smbsrv_tcon *tcon; @@ -89,19 +203,19 @@ static NTSTATUS smb2srv_tcon_backend(struct smb2srv_request *req, union smb_tcon goto failed; } -/* status = ntvfs_set_oplock_handler(tcon->ntvfs, smb2srv_send_oplock_break, tcon); + status = ntvfs_set_oplock_handler(tcon->ntvfs, smb2srv_send_oplock_break, tcon); if (!NT_STATUS_IS_OK(status)) { DEBUG(0,("smb2srv_tcon_backend: NTVFS failed to set the oplock handler!\n")); goto failed; } -*/ + status = ntvfs_set_addr_callbacks(tcon->ntvfs, smbsrv_get_my_addr, smbsrv_get_peer_addr, req->smb_conn); if (!NT_STATUS_IS_OK(status)) { DEBUG(0,("smb2srv_tcon_backend: NTVFS failed to set the addr callbacks!\n")); goto failed; } -/* status = ntvfs_set_handle_callbacks(tcon->ntvfs, + status = ntvfs_set_handle_callbacks(tcon->ntvfs, smb2srv_handle_create_new, smb2srv_handle_make_valid, smb2srv_handle_destroy, @@ -112,7 +226,7 @@ static NTSTATUS smb2srv_tcon_backend(struct smb2srv_request *req, union smb_tcon DEBUG(0,("smb2srv_tcon_backend: NTVFS failed to set the handle callbacks!\n")); goto failed; } -*/ + req->ntvfs = ntvfs_request_create(req->tcon->ntvfs, req, req->session->session_info, 0, /* TODO: fill in PID */ -- cgit