From 7efdc323d1a1abdae70bcafefe07b3cffcdb2521 Mon Sep 17 00:00:00 2001 From: Stefan Metzmacher Date: Tue, 13 Aug 2013 15:49:19 +0200 Subject: libcli/smb: add smb2cli_conn_req_possible() Signed-off-by: Stefan Metzmacher Reviewed-by: Jeremy Allison --- libcli/smb/smbXcli_base.c | 22 ++++++++++++++++++++++ libcli/smb/smbXcli_base.h | 1 + 2 files changed, 23 insertions(+) (limited to 'libcli') diff --git a/libcli/smb/smbXcli_base.c b/libcli/smb/smbXcli_base.c index 9e8725c43a..1176bb8e87 100644 --- a/libcli/smb/smbXcli_base.c +++ b/libcli/smb/smbXcli_base.c @@ -2453,6 +2453,28 @@ bool smbXcli_conn_has_async_calls(struct smbXcli_conn *conn) || (talloc_array_length(conn->pending) != 0)); } +bool smb2cli_conn_req_possible(struct smbXcli_conn *conn, uint32_t *max_dyn_len) +{ + uint16_t credits = 1; + + if (conn->smb2.cur_credits == 0) { + if (max_dyn_len != NULL) { + *max_dyn_len = 0; + } + return false; + } + + if (conn->smb2.server.capabilities & SMB2_CAP_LARGE_MTU) { + credits = conn->smb2.cur_credits; + } + + if (max_dyn_len != NULL) { + *max_dyn_len = credits * 65536; + } + + return true; +} + uint32_t smb2cli_conn_server_capabilities(struct smbXcli_conn *conn) { return conn->smb2.server.capabilities; diff --git a/libcli/smb/smbXcli_base.h b/libcli/smb/smbXcli_base.h index 6b3156f42a..a7cfcc3260 100644 --- a/libcli/smb/smbXcli_base.h +++ b/libcli/smb/smbXcli_base.h @@ -199,6 +199,7 @@ NTSTATUS smb1cli_echo_recv(struct tevent_req *req); NTSTATUS smb1cli_echo(struct smbXcli_conn *conn, uint32_t timeout_msec, uint16_t num_echos, DATA_BLOB data); +bool smb2cli_conn_req_possible(struct smbXcli_conn *conn, uint32_t *max_dyn_len); uint32_t smb2cli_conn_server_capabilities(struct smbXcli_conn *conn); uint16_t smb2cli_conn_server_security_mode(struct smbXcli_conn *conn); uint32_t smb2cli_conn_max_trans_size(struct smbXcli_conn *conn); -- cgit