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authorJelmer Vernooij <jelmer@samba.org>2012-03-25 17:14:56 +0200
committerJelmer Vernooij <jelmer@samba.org>2012-03-25 17:14:56 +0200
commita8c066b0230ebe40c0586973cc1eec1018255708 (patch)
tree1897bbeda8cff97eedd6fba35c9afdcf613e7760 /source3
parent5283aa5356382256fc5336a468be414e8e33fc3b (diff)
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smb2: Move smb2cli session setup code to cli_smb_common.
Diffstat (limited to 'source3')
-rw-r--r--source3/libsmb/smb2cli_session.c207
1 files changed, 0 insertions, 207 deletions
diff --git a/source3/libsmb/smb2cli_session.c b/source3/libsmb/smb2cli_session.c
index 13412d1606..0de82f6d83 100644
--- a/source3/libsmb/smb2cli_session.c
+++ b/source3/libsmb/smb2cli_session.c
@@ -27,213 +27,6 @@
#include "../libcli/auth/spnego.h"
#include "../auth/ntlmssp/ntlmssp.h"
-struct smb2cli_session_setup_state {
- struct smbXcli_session *session;
- uint8_t fixed[24];
- uint8_t dyn_pad[1];
- struct iovec *recv_iov;
- DATA_BLOB out_security_buffer;
- NTSTATUS status;
-};
-
-static void smb2cli_session_setup_done(struct tevent_req *subreq);
-
-struct tevent_req *smb2cli_session_setup_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct smbXcli_conn *conn,
- uint32_t timeout_msec,
- struct smbXcli_session *session,
- uint8_t in_flags,
- uint32_t in_capabilities,
- uint32_t in_channel,
- uint64_t in_previous_session_id,
- const DATA_BLOB *in_security_buffer)
-{
- struct tevent_req *req, *subreq;
- struct smb2cli_session_setup_state *state;
- uint8_t *buf;
- uint8_t *dyn;
- size_t dyn_len;
- uint8_t security_mode;
- uint16_t security_buffer_offset = 0;
- uint16_t security_buffer_length = 0;
-
- req = tevent_req_create(mem_ctx, &state,
- struct smb2cli_session_setup_state);
- if (req == NULL) {
- return NULL;
- }
-
- if (session == NULL) {
- tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER_MIX);
- return tevent_req_post(req, ev);
- }
- state->session = session;
- security_mode = smb2cli_session_security_mode(session);
-
- if (in_security_buffer) {
- if (in_security_buffer->length > UINT16_MAX) {
- tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER_MIX);
- return tevent_req_post(req, ev);
- }
- security_buffer_offset = SMB2_HDR_BODY + 24;
- security_buffer_length = in_security_buffer->length;
- }
-
- buf = state->fixed;
-
- SSVAL(buf, 0, 25);
- SCVAL(buf, 2, in_flags);
- SCVAL(buf, 3, security_mode);
- SIVAL(buf, 4, in_capabilities);
- SIVAL(buf, 8, in_channel);
- SSVAL(buf, 12, security_buffer_offset);
- SSVAL(buf, 14, security_buffer_length);
- SBVAL(buf, 16, in_previous_session_id);
-
- if (security_buffer_length > 0) {
- dyn = in_security_buffer->data;
- dyn_len = in_security_buffer->length;
- } else {
- dyn = state->dyn_pad;;
- dyn_len = sizeof(state->dyn_pad);
- }
-
- subreq = smb2cli_req_send(state, ev,
- conn, SMB2_OP_SESSSETUP,
- 0, 0, /* flags */
- timeout_msec,
- 0xFEFF,
- 0, /* tid */
- session,
- state->fixed, sizeof(state->fixed),
- dyn, dyn_len);
- if (tevent_req_nomem(subreq, req)) {
- return tevent_req_post(req, ev);
- }
- tevent_req_set_callback(subreq, smb2cli_session_setup_done, req);
- return req;
-}
-
-static void smb2cli_session_setup_done(struct tevent_req *subreq)
-{
- struct tevent_req *req =
- tevent_req_callback_data(subreq,
- struct tevent_req);
- struct smb2cli_session_setup_state *state =
- tevent_req_data(req,
- struct smb2cli_session_setup_state);
- NTSTATUS status;
- uint64_t current_session_id;
- uint64_t session_id;
- uint16_t session_flags;
- uint16_t expected_offset = 0;
- uint16_t security_buffer_offset;
- uint16_t security_buffer_length;
- uint8_t *security_buffer_data = NULL;
- const uint8_t *hdr;
- const uint8_t *body;
- static const struct smb2cli_req_expected_response expected[] = {
- {
- .status = NT_STATUS_MORE_PROCESSING_REQUIRED,
- .body_size = 0x09
- },
- {
- .status = NT_STATUS_OK,
- .body_size = 0x09
- }
- };
-
- status = smb2cli_req_recv(subreq, state, &state->recv_iov,
- expected, ARRAY_SIZE(expected));
- TALLOC_FREE(subreq);
- if (!NT_STATUS_IS_OK(status) &&
- !NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
- tevent_req_nterror(req, status);
- return;
- }
-
- hdr = (const uint8_t *)state->recv_iov[0].iov_base;
- body = (const uint8_t *)state->recv_iov[1].iov_base;
-
- session_id = BVAL(hdr, SMB2_HDR_SESSION_ID);
- session_flags = SVAL(body, 2);
-
- security_buffer_offset = SVAL(body, 4);
- security_buffer_length = SVAL(body, 6);
-
- if (security_buffer_length > 0) {
- expected_offset = SMB2_HDR_BODY + 8;
- }
- if (security_buffer_offset != 0) {
- security_buffer_data = (uint8_t *)state->recv_iov[2].iov_base;
- expected_offset = SMB2_HDR_BODY + 8;
- }
-
- if (security_buffer_offset != expected_offset) {
- tevent_req_nterror(req, NT_STATUS_INVALID_NETWORK_RESPONSE);
- return;
- }
- if (security_buffer_length > state->recv_iov[2].iov_len) {
- tevent_req_nterror(req, NT_STATUS_INVALID_NETWORK_RESPONSE);
- return;
- }
-
- state->out_security_buffer.data = security_buffer_data;
- state->out_security_buffer.length = security_buffer_length;
-
- current_session_id = smb2cli_session_current_id(state->session);
- if (current_session_id == 0) {
- /* A new session was requested */
- current_session_id = session_id;
- }
-
- if (current_session_id != session_id) {
- tevent_req_nterror(req, NT_STATUS_INVALID_NETWORK_RESPONSE);
- return;
- }
-
- smb2cli_session_set_id_and_flags(state->session,
- session_id, session_flags);
-
- state->status = status;
- tevent_req_done(req);
-}
-
-NTSTATUS smb2cli_session_setup_recv(struct tevent_req *req,
- TALLOC_CTX *mem_ctx,
- struct iovec **recv_iov,
- DATA_BLOB *out_security_buffer)
-{
- struct smb2cli_session_setup_state *state =
- tevent_req_data(req,
- struct smb2cli_session_setup_state);
- NTSTATUS status;
- struct iovec *_tmp;
-
- if (tevent_req_is_nterror(req, &status)) {
- tevent_req_received(req);
- return status;
- }
-
- if (recv_iov == NULL) {
- recv_iov = &_tmp;
- }
-
- *recv_iov = talloc_move(mem_ctx, &state->recv_iov);
-
- *out_security_buffer = state->out_security_buffer;
-
- /*
- * Return the status from the server:
- * NT_STATUS_MORE_PROCESSING_REQUIRED or
- * NT_STATUS_OK.
- */
- status = state->status;
- tevent_req_received(req);
- return status;
-}
-
struct smb2cli_logoff_state {
struct cli_state *cli;
uint8_t fixed[4];