From 00f784ec91d2cfa95b20327ac20f5bc3fa1f400e Mon Sep 17 00:00:00 2001 From: Jeremy Allison Date: Wed, 7 Aug 2013 14:41:24 -0700 Subject: libcli/smb: Fix smb2cli_write_recv() and smb2cli_write() to return the bytes written. Signed-off-by: Jeremy Allison Reviewed-by: Stefan Metzmacher --- libcli/smb/smb2cli_write.c | 30 +++++++++++++++++++++++++----- libcli/smb/smbXcli_base.h | 6 ++++-- 2 files changed, 29 insertions(+), 7 deletions(-) (limited to 'libcli') diff --git a/libcli/smb/smb2cli_write.c b/libcli/smb/smb2cli_write.c index 8e65460fcb..89137bd5ba 100644 --- a/libcli/smb/smb2cli_write.c +++ b/libcli/smb/smb2cli_write.c @@ -26,6 +26,7 @@ struct smb2cli_write_state { uint8_t fixed[48]; uint8_t dyn_pad[1]; + uint32_t written; }; static void smb2cli_write_done(struct tevent_req *subreq); @@ -94,7 +95,11 @@ static void smb2cli_write_done(struct tevent_req *subreq) struct tevent_req *req = tevent_req_callback_data(subreq, struct tevent_req); + struct smb2cli_write_state *state = + tevent_req_data(req, + struct smb2cli_write_state); NTSTATUS status; + struct iovec *iov; static const struct smb2cli_req_expected_response expected[] = { { .status = NT_STATUS_OK, @@ -102,18 +107,32 @@ static void smb2cli_write_done(struct tevent_req *subreq) } }; - status = smb2cli_req_recv(subreq, NULL, NULL, + status = smb2cli_req_recv(subreq, state, &iov, expected, ARRAY_SIZE(expected)); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } + state->written = IVAL(iov[1].iov_base, 4); tevent_req_done(req); } -NTSTATUS smb2cli_write_recv(struct tevent_req *req) +NTSTATUS smb2cli_write_recv(struct tevent_req *req, uint32_t *written) { - return tevent_req_simple_recv_ntstatus(req); + struct smb2cli_write_state *state = + tevent_req_data(req, + struct smb2cli_write_state); + NTSTATUS status; + + if (tevent_req_is_nterror(req, &status)) { + tevent_req_received(req); + return status; + } + if (written) { + *written = state->written; + } + tevent_req_received(req); + return NT_STATUS_OK; } NTSTATUS smb2cli_write(struct smbXcli_conn *conn, @@ -126,7 +145,8 @@ NTSTATUS smb2cli_write(struct smbXcli_conn *conn, uint64_t fid_volatile, uint32_t remaining_bytes, uint32_t flags, - const uint8_t *data) + const uint8_t *data, + uint32_t *written) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev; @@ -155,7 +175,7 @@ NTSTATUS smb2cli_write(struct smbXcli_conn *conn, if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } - status = smb2cli_write_recv(req); + status = smb2cli_write_recv(req, written); fail: TALLOC_FREE(frame); return status; diff --git a/libcli/smb/smbXcli_base.h b/libcli/smb/smbXcli_base.h index f7b60d30bb..997869ba07 100644 --- a/libcli/smb/smbXcli_base.h +++ b/libcli/smb/smbXcli_base.h @@ -429,7 +429,8 @@ struct tevent_req *smb2cli_write_send(TALLOC_CTX *mem_ctx, uint32_t remaining_bytes, uint32_t flags, const uint8_t *data); -NTSTATUS smb2cli_write_recv(struct tevent_req *req); +NTSTATUS smb2cli_write_recv(struct tevent_req *req, + uint32_t *written); NTSTATUS smb2cli_write(struct smbXcli_conn *conn, uint32_t timeout_msec, struct smbXcli_session *session, @@ -440,7 +441,8 @@ NTSTATUS smb2cli_write(struct smbXcli_conn *conn, uint64_t fid_volatile, uint32_t remaining_bytes, uint32_t flags, - const uint8_t *data); + const uint8_t *data, + uint32_t *written); struct tevent_req *smb2cli_flush_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, -- cgit