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s3:smb2cli: SMB2_WRITE needs one dyn byte to that the structure size check works.

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Windows generates NT_STATUS_INVALID_PARAMETER otherwise.

metze
This commit is contained in:
Stefan Metzmacher 2011-09-05 18:22:57 +02:00
parent 42609036be
commit 85b393a199
1 changed files with 12 additions and 1 deletions
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13
source3/libsmb/smb2cli_write.c
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@ -27,6 +27,7 @@
struct smb2cli_write_state {
uint8_t fixed[48];
uint8_t dyn_pad[1];
};
static void smb2cli_write_done(struct tevent_req *subreq);
@ -45,6 +46,8 @@ struct tevent_req *smb2cli_write_send(TALLOC_CTX *mem_ctx,
struct tevent_req *req, *subreq;
struct smb2cli_write_state *state;
uint8_t *fixed;
const uint8_t *dyn;
size_t dyn_len;
req = tevent_req_create(mem_ctx, &state,
struct smb2cli_write_state);
@ -63,13 +66,21 @@ struct tevent_req *smb2cli_write_send(TALLOC_CTX *mem_ctx,
SIVAL(fixed, 36, remaining_bytes);
SIVAL(fixed, 44, flags);
if (length > 0) {
dyn = data;
dyn_len = length;
} else {
dyn = state->dyn_pad;;
dyn_len = sizeof(state->dyn_pad);
}
subreq = smb2cli_req_send(state, ev, cli, SMB2_OP_WRITE,
0, 0, /* flags */
cli->smb2.pid,
cli->smb2.tid,
cli->smb2.uid,
state->fixed, sizeof(state->fixed),
data, length);
dyn, dyn_len);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}