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We need to reply to SMB2_GETINFO_FILE with a class of SMB2_FILE_STANDARD_INFO on an IPC$ share.

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Otherwise a Win7 client issues this request twice (2xroundtrips)
if we return NOT_SUPPORTED. We do the same for SMB1 in call_trans2qpipeinfo()

Jeremy.

Autobuild-User: Jeremy Allison <jra@samba.org>
Autobuild-Date: Fri Jan 28 22:53:18 CET 2011 on sn-devel-104
This commit is contained in:
Jeremy Allison 2011-01-28 13:07:08 -08:00
parent fc16baaf91
commit f2900a8b04
1 changed files with 32 additions and 1 deletions
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33
source3/smbd/smb2_getinfo.c
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@ -199,6 +199,36 @@ struct smbd_smb2_getinfo_state {
DATA_BLOB out_output_buffer;
};
static void smb2_ipc_getinfo(struct tevent_req *req,
struct smbd_smb2_getinfo_state *state,
struct tevent_context *ev,
uint8_t in_info_type,
uint8_t in_file_info_class)
{
/* We want to reply to SMB2_GETINFO_FILE
with a class of SMB2_FILE_STANDARD_INFO as
otherwise a Win7 client issues this request
twice (2xroundtrips) if we return NOT_SUPPORTED.
NB. We do the same for SMB1 in call_trans2qpipeinfo() */
if (in_info_type == 0x01 && /* SMB2_GETINFO_FILE */
in_file_info_class == 0x05) { /* SMB2_FILE_STANDARD_INFO */
state->out_output_buffer = data_blob_talloc(state,
NULL, 24);
if (tevent_req_nomem(state->out_output_buffer.data, req)) {
return;
}
memset(state->out_output_buffer.data,0,24);
SOFF_T(state->out_output_buffer.data,0,4096LL);
SIVAL(state->out_output_buffer.data,16,1);
SIVAL(state->out_output_buffer.data,20,1);
tevent_req_done(req);
} else {
tevent_req_nterror(req, NT_STATUS_NOT_SUPPORTED);
}
}
static struct tevent_req *smbd_smb2_getinfo_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct smbd_smb2_request *smb2req,
@ -249,7 +279,8 @@ static struct tevent_req *smbd_smb2_getinfo_send(TALLOC_CTX *mem_ctx,
}
if (IS_IPC(conn)) {
tevent_req_nterror(req, NT_STATUS_NOT_SUPPORTED);
smb2_ipc_getinfo(req, state, ev,
in_info_type, in_file_info_class);
return tevent_req_post(req, ev);
}