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authorGünther Deschner <gd@samba.org>2006-01-11 19:18:40 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 11:06:04 -0500
commit54b1c585bbe2e60e9251fcaaf4d95b68b31e2618 (patch)
treededa0b2ede52bf531a474ab6ce881955427140ed /source3
parent673c3564885fdb57e8f99d64401ee81152134e54 (diff)
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r12853: Fix segfault in "net rpc vampire|samdump" (Bugzilla #3390).
The session key, after beeing set, was zeroed later on by the prs_init in the CLI_DO_RPC macro. Guenther (This used to be commit eaaeaa767e86151886964dcdd9f3186f0b31ed53)
Diffstat (limited to 'source3')
-rw-r--r--source3/include/rpc_client.h21
-rw-r--r--source3/rpc_client/cli_netlogon.c5
2 files changed, 20 insertions, 6 deletions
diff --git a/source3/include/rpc_client.h b/source3/include/rpc_client.h
index 8a83c0f8ae..0524f037e2 100644
--- a/source3/include/rpc_client.h
+++ b/source3/include/rpc_client.h
@@ -23,8 +23,8 @@
/* macro to expand cookie-cutter code in cli_xxx() using rpc_api_pipe_req() */
-#define CLI_DO_RPC( pcli, ctx, p_idx, opnum, q_in, r_out, \
- q_ps, r_ps, q_io_fn, r_io_fn, default_error ) \
+#define CLI_DO_RPC_INTERNAL( pcli, ctx, p_idx, opnum, q_in, r_out, \
+ q_ps, r_ps, q_io_fn, r_io_fn, default_error, copy_sess_key ) \
{\
SMB_ASSERT(pcli->pipe_idx == p_idx); \
if (!prs_init( &q_ps, RPC_MAX_PDU_FRAG_LEN, ctx, MARSHALL )) { \
@@ -34,6 +34,7 @@
prs_mem_free( &q_ps );\
return NT_STATUS_NO_MEMORY;\
}\
+ if ( copy_sess_key) prs_set_session_key(&q_ps, (const char *)pcli->dc->sess_key);\
if ( q_io_fn("", &q_in, &q_ps, 0) ) {\
NTSTATUS _smb_pipe_stat_ = rpc_api_pipe_req(pcli, opnum, &q_ps, &r_ps); \
if (!NT_STATUS_IS_OK(_smb_pipe_stat_)) {\
@@ -41,6 +42,7 @@
prs_mem_free( &r_ps );\
return _smb_pipe_stat_;\
}\
+ if ( copy_sess_key ) prs_set_session_key(&r_ps, (const char *)pcli->dc->sess_key);\
if (!r_io_fn("", &r_out, &r_ps, 0)) {\
prs_mem_free( &q_ps );\
prs_mem_free( &r_ps );\
@@ -55,6 +57,21 @@
prs_mem_free( &r_ps );\
}
+#define CLI_DO_RPC_COPY_SESS_KEY( pcli, ctx, p_idx, opnum, q_in, r_out, \
+ q_ps, r_ps, q_io_fn, r_io_fn, default_error ) \
+{\
+ CLI_DO_RPC_INTERNAL( pcli, ctx, p_idx, opnum, q_in, r_out, \
+ q_ps, r_ps, q_io_fn, r_io_fn, default_error, True ); \
+}
+
+#define CLI_DO_RPC( pcli, ctx, p_idx, opnum, q_in, r_out, \
+ q_ps, r_ps, q_io_fn, r_io_fn, default_error ) \
+{\
+ CLI_DO_RPC_INTERNAL( pcli, ctx, p_idx, opnum, q_in, r_out, \
+ q_ps, r_ps, q_io_fn, r_io_fn, default_error, False ); \
+}
+
+
/* Arrrgg. Same but with WERRORS. Needed for registry code. */
#define CLI_DO_RPC_WERR( pcli, ctx, p_idx, opnum, q_in, r_out, \
diff --git a/source3/rpc_client/cli_netlogon.c b/source3/rpc_client/cli_netlogon.c
index e3cc97cdc6..b5addf3375 100644
--- a/source3/rpc_client/cli_netlogon.c
+++ b/source3/rpc_client/cli_netlogon.c
@@ -604,15 +604,12 @@ NTSTATUS rpccli_netlogon_sam_sync(struct rpc_pipe_client *cli, TALLOC_CTX *mem_c
creds_client_step(cli->dc, &clnt_creds);
- prs_set_session_key(&qbuf, (const char *)cli->dc->sess_key);
- prs_set_session_key(&rbuf, (const char *)cli->dc->sess_key);
-
init_net_q_sam_sync(&q, cli->dc->remote_machine, global_myname(),
&clnt_creds, &ret_creds, database_id, next_rid);
/* Marshall data and send request */
- CLI_DO_RPC(cli, mem_ctx, PI_NETLOGON, NET_SAM_SYNC,
+ CLI_DO_RPC_COPY_SESS_KEY(cli, mem_ctx, PI_NETLOGON, NET_SAM_SYNC,
q, r,
qbuf, rbuf,
net_io_q_sam_sync,