diff options
Diffstat (limited to 'source4/smb_server/nttrans.c')
| -rw-r--r-- | source4/smb_server/nttrans.c | 137 |
1 files changed, 126 insertions, 11 deletions
diff --git a/source4/smb_server/nttrans.c b/source4/smb_server/nttrans.c index 0ea92c80a0..b623578514 100644 --- a/source4/smb_server/nttrans.c +++ b/source4/smb_server/nttrans.c @@ -51,19 +51,141 @@ static void nttrans_setup_reply(struct smbsrv_request *req, /* parse NTTRANS_CREATE request */ static NTSTATUS nttrans_create(struct smbsrv_request *req, - struct smb_nttrans *trans) + struct smb_nttrans *trans) { - return NT_STATUS_FOOBAR; + union smb_open *io; + uint16_t fname_len; + uint32_t sd_length, ea_length; + NTSTATUS status; + uint8_t *params; + + if (trans->in.params.length < 54) { + return NT_STATUS_INVALID_PARAMETER; + } + + /* parse the request */ + io = talloc_p(req, union smb_open); + if (io == NULL) { + return NT_STATUS_NO_MEMORY; + } + + io->ntcreatex.level = RAW_OPEN_NTTRANS_CREATE; + + params = trans->in.params.data; + + io->ntcreatex.in.flags = IVAL(params, 0); + io->ntcreatex.in.root_fid = IVAL(params, 4); + io->ntcreatex.in.access_mask = IVAL(params, 8); + io->ntcreatex.in.alloc_size = BVAL(params, 12); + io->ntcreatex.in.file_attr = IVAL(params, 20); + io->ntcreatex.in.share_access = IVAL(params, 24); + io->ntcreatex.in.open_disposition = IVAL(params, 28); + io->ntcreatex.in.create_options = IVAL(params, 32); + sd_length = IVAL(params, 36); + ea_length = IVAL(params, 40); + fname_len = IVAL(params, 44); + io->ntcreatex.in.impersonation = IVAL(params, 48); + io->ntcreatex.in.security_flags = CVAL(params, 52); + io->ntcreatex.in.sec_desc = NULL; + io->ntcreatex.in.ea_list = NULL; + + req_pull_string(req, &io->ntcreatex.in.fname, + params + 54, + trans->in.params.length - 54, + STR_NO_RANGE_CHECK | STR_TERMINATE); + if (!io->ntcreatex.in.fname) { + return NT_STATUS_INVALID_PARAMETER; + } + + if (sd_length > trans->in.data.length || + ea_length > trans->in.data.length || + (sd_length+ea_length) > trans->in.data.length) { + return NT_STATUS_INVALID_PARAMETER; + } + + /* this call has an optional security descriptor */ + if (sd_length != 0) { + DATA_BLOB blob; + blob.data = trans->in.data.data; + blob.length = sd_length; + io->ntcreatex.in.sec_desc = talloc_p(io, struct security_descriptor); + if (io->ntcreatex.in.sec_desc == NULL) { + return NT_STATUS_NO_MEMORY; + } + status = ndr_pull_struct_blob(&blob, io, + io->ntcreatex.in.sec_desc, + (ndr_pull_flags_fn_t)ndr_pull_security_descriptor); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + } + + /* and an optional ea_list */ + if (ea_length > 4) { + DATA_BLOB blob; + blob.data = trans->in.data.data + sd_length; + blob.length = ea_length; + io->ntcreatex.in.ea_list = talloc_p(io, struct smb_ea_list); + if (io->ntcreatex.in.ea_list == NULL) { + return NT_STATUS_NO_MEMORY; + } + + /* w2k gets the length of the list wrong on the wire - auto-fix */ + SIVAL(blob.data, 0, ea_length); + + status = ea_pull_list(&blob, io, + &io->ntcreatex.in.ea_list->num_eas, + &io->ntcreatex.in.ea_list->eas); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + } + + /* call the backend - notice that we do it sync for now, until we support + async nttrans requests */ + status = ntvfs_openfile(req, io); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + trans->out.setup_count = 0; + trans->out.setup = NULL; + trans->out.params = data_blob_talloc(req, NULL, 69); + trans->out.data = data_blob(NULL, 0); + + params = trans->out.params.data; + if (params == NULL) { + return NT_STATUS_NO_MEMORY; + } + + SSVAL(params, 0, io->ntcreatex.out.oplock_level); + SSVAL(params, 2, io->ntcreatex.out.fnum); + SIVAL(params, 4, io->ntcreatex.out.create_action); + SIVAL(params, 8, 0); /* ea error offset */ + push_nttime(params, 12, io->ntcreatex.out.create_time); + push_nttime(params, 20, io->ntcreatex.out.access_time); + push_nttime(params, 28, io->ntcreatex.out.write_time); + push_nttime(params, 36, io->ntcreatex.out.change_time); + SIVAL(params, 44, io->ntcreatex.out.attrib); + SBVAL(params, 48, io->ntcreatex.out.alloc_size); + SBVAL(params, 56, io->ntcreatex.out.size); + SSVAL(params, 64, io->ntcreatex.out.file_type); + SSVAL(params, 66, io->ntcreatex.out.ipc_state); + SCVAL(params, 68, io->ntcreatex.out.is_directory); + + return NT_STATUS_OK; } /* parse NTTRANS_RENAME request */ static NTSTATUS nttrans_rename(struct smbsrv_request *req, - struct smb_nttrans *trans) + struct smb_nttrans *trans) { return NT_STATUS_FOOBAR; } -/* parse NTTRANS_IOCTL request + +/* + parse NTTRANS_IOCTL request */ static NTSTATUS nttrans_ioctl(struct smbsrv_request *req, struct smb_nttrans *trans) @@ -105,13 +227,6 @@ static NTSTATUS nttrans_ioctl(struct smbsrv_request *req, static NTSTATUS nttrans_backend(struct smbsrv_request *req, struct smb_nttrans *trans) { - DEBUG(9,("nttrans_backend: setup_count=%d function=%d\n", - trans->in.setup_count, trans->in.function)); - /* must have at least one setup word */ - if (trans->in.setup_count < 1) { - return NT_STATUS_FOOBAR; - } - /* the nttrans command is in function */ switch (trans->in.function) { case NT_TRANSACT_CREATE: |