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-rw-r--r--source3/rpc_server/srv_pipe.c211
-rw-r--r--source3/rpc_server/srv_pipe_hnd.c23
2 files changed, 113 insertions, 121 deletions
diff --git a/source3/rpc_server/srv_pipe.c b/source3/rpc_server/srv_pipe.c
index 924226bc4f..09b1f66440 100644
--- a/source3/rpc_server/srv_pipe.c
+++ b/source3/rpc_server/srv_pipe.c
@@ -61,7 +61,6 @@ static bool create_next_pdu_ntlmssp(pipes_struct *p)
uint32 data_space_available;
uint32 data_len_left;
uint32 data_len;
- prs_struct outgoing_pdu;
NTSTATUS status;
DATA_BLOB auth_blob;
RPC_HDR_AUTH auth_info;
@@ -105,8 +104,8 @@ static bool create_next_pdu_ntlmssp(pipes_struct *p)
return False;
}
- data_space_available = sizeof(p->out_data.current_pdu) - RPC_HEADER_LEN - RPC_HDR_RESP_LEN -
- RPC_HDR_AUTH_LEN - NTLMSSP_SIG_SIZE;
+ data_space_available = RPC_MAX_PDU_FRAG_LEN - RPC_HEADER_LEN
+ - RPC_HDR_RESP_LEN - RPC_HDR_AUTH_LEN - NTLMSSP_SIG_SIZE;
/*
* The amount we send is the minimum of the available
@@ -150,27 +149,27 @@ static bool create_next_pdu_ntlmssp(pipes_struct *p)
* data.
*/
- prs_init_empty( &outgoing_pdu, p->mem_ctx, MARSHALL);
- prs_give_memory( &outgoing_pdu, (char *)p->out_data.current_pdu, sizeof(p->out_data.current_pdu), False);
+ prs_init_empty(&p->out_data.frag, p->mem_ctx, MARSHALL);
/* Store the header in the data stream. */
- if(!smb_io_rpc_hdr("hdr", &p->hdr, &outgoing_pdu, 0)) {
+ if(!smb_io_rpc_hdr("hdr", &p->hdr, &p->out_data.frag, 0)) {
DEBUG(0,("create_next_pdu_ntlmssp: failed to marshall RPC_HDR.\n"));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
- if(!smb_io_rpc_hdr_resp("resp", &hdr_resp, &outgoing_pdu, 0)) {
+ if(!smb_io_rpc_hdr_resp("resp", &hdr_resp, &p->out_data.frag, 0)) {
DEBUG(0,("create_next_pdu_ntlmssp: failed to marshall RPC_HDR_RESP.\n"));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
/* Copy the data into the PDU. */
- if(!prs_append_some_prs_data(&outgoing_pdu, &p->out_data.rdata, p->out_data.data_sent_length, data_len)) {
+ if(!prs_append_some_prs_data(&p->out_data.frag, &p->out_data.rdata,
+ p->out_data.data_sent_length, data_len)) {
DEBUG(0,("create_next_pdu_ntlmssp: failed to copy %u bytes of data.\n", (unsigned int)data_len));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
@@ -179,10 +178,11 @@ static bool create_next_pdu_ntlmssp(pipes_struct *p)
char pad[8];
memset(pad, '\0', 8);
- if (!prs_copy_data_in(&outgoing_pdu, pad, ss_padding_len)) {
+ if (!prs_copy_data_in(&p->out_data.frag, pad,
+ ss_padding_len)) {
DEBUG(0,("create_next_pdu_ntlmssp: failed to add %u bytes of pad data.\n",
(unsigned int)ss_padding_len));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
}
@@ -201,9 +201,10 @@ static bool create_next_pdu_ntlmssp(pipes_struct *p)
}
init_rpc_hdr_auth(&auth_info, auth_type, auth_level, ss_padding_len, 1 /* context id. */);
- if(!smb_io_rpc_hdr_auth("hdr_auth", &auth_info, &outgoing_pdu, 0)) {
+ if(!smb_io_rpc_hdr_auth("hdr_auth", &auth_info, &p->out_data.frag,
+ 0)) {
DEBUG(0,("create_next_pdu_ntlmssp: failed to marshall RPC_HDR_AUTH.\n"));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
@@ -212,43 +213,48 @@ static bool create_next_pdu_ntlmssp(pipes_struct *p)
switch (p->auth.auth_level) {
case PIPE_AUTH_LEVEL_PRIVACY:
/* Data portion is encrypted. */
- status = ntlmssp_seal_packet(a->ntlmssp_state,
- (unsigned char *)prs_data_p(&outgoing_pdu) + RPC_HEADER_LEN + RPC_HDR_RESP_LEN,
- data_len + ss_padding_len,
- (unsigned char *)prs_data_p(&outgoing_pdu),
- (size_t)prs_offset(&outgoing_pdu),
- &auth_blob);
+ status = ntlmssp_seal_packet(
+ a->ntlmssp_state,
+ (uint8_t *)prs_data_p(&p->out_data.frag)
+ + RPC_HEADER_LEN + RPC_HDR_RESP_LEN,
+ data_len + ss_padding_len,
+ (unsigned char *)prs_data_p(&p->out_data.frag),
+ (size_t)prs_offset(&p->out_data.frag),
+ &auth_blob);
if (!NT_STATUS_IS_OK(status)) {
data_blob_free(&auth_blob);
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
break;
case PIPE_AUTH_LEVEL_INTEGRITY:
/* Data is signed. */
- status = ntlmssp_sign_packet(a->ntlmssp_state,
- (unsigned char *)prs_data_p(&outgoing_pdu) + RPC_HEADER_LEN + RPC_HDR_RESP_LEN,
- data_len + ss_padding_len,
- (unsigned char *)prs_data_p(&outgoing_pdu),
- (size_t)prs_offset(&outgoing_pdu),
- &auth_blob);
+ status = ntlmssp_sign_packet(
+ a->ntlmssp_state,
+ (unsigned char *)prs_data_p(&p->out_data.frag)
+ + RPC_HEADER_LEN + RPC_HDR_RESP_LEN,
+ data_len + ss_padding_len,
+ (unsigned char *)prs_data_p(&p->out_data.frag),
+ (size_t)prs_offset(&p->out_data.frag),
+ &auth_blob);
if (!NT_STATUS_IS_OK(status)) {
data_blob_free(&auth_blob);
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
break;
default:
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
/* Append the auth blob. */
- if (!prs_copy_data_in(&outgoing_pdu, (char *)auth_blob.data, NTLMSSP_SIG_SIZE)) {
+ if (!prs_copy_data_in(&p->out_data.frag, (char *)auth_blob.data,
+ NTLMSSP_SIG_SIZE)) {
DEBUG(0,("create_next_pdu_ntlmssp: failed to add %u bytes auth blob.\n",
(unsigned int)NTLMSSP_SIG_SIZE));
data_blob_free(&auth_blob);
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
@@ -259,10 +265,8 @@ static bool create_next_pdu_ntlmssp(pipes_struct *p)
*/
p->out_data.data_sent_length += data_len;
- p->out_data.current_pdu_len = p->hdr.frag_len;
p->out_data.current_pdu_sent = 0;
- prs_mem_free(&outgoing_pdu);
return True;
}
@@ -278,7 +282,6 @@ static bool create_next_pdu_schannel(pipes_struct *p)
uint32 data_len;
uint32 data_space_available;
uint32 data_len_left;
- prs_struct outgoing_pdu;
uint32 data_pos;
/*
@@ -318,8 +321,9 @@ static bool create_next_pdu_schannel(pipes_struct *p)
return False;
}
- data_space_available = sizeof(p->out_data.current_pdu) - RPC_HEADER_LEN - RPC_HDR_RESP_LEN -
- RPC_HDR_AUTH_LEN - RPC_AUTH_SCHANNEL_SIGN_OR_SEAL_CHK_LEN;
+ data_space_available = RPC_MAX_PDU_FRAG_LEN - RPC_HEADER_LEN
+ - RPC_HDR_RESP_LEN - RPC_HDR_AUTH_LEN
+ - RPC_AUTH_SCHANNEL_SIGN_OR_SEAL_CHK_LEN;
/*
* The amount we send is the minimum of the available
@@ -357,30 +361,30 @@ static bool create_next_pdu_schannel(pipes_struct *p)
* data.
*/
- prs_init_empty( &outgoing_pdu, p->mem_ctx, MARSHALL);
- prs_give_memory( &outgoing_pdu, (char *)p->out_data.current_pdu, sizeof(p->out_data.current_pdu), False);
+ prs_init_empty(&p->out_data.frag, p->mem_ctx, MARSHALL);
/* Store the header in the data stream. */
- if(!smb_io_rpc_hdr("hdr", &p->hdr, &outgoing_pdu, 0)) {
+ if(!smb_io_rpc_hdr("hdr", &p->hdr, &p->out_data.frag, 0)) {
DEBUG(0,("create_next_pdu_schannel: failed to marshall RPC_HDR.\n"));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
- if(!smb_io_rpc_hdr_resp("resp", &hdr_resp, &outgoing_pdu, 0)) {
+ if(!smb_io_rpc_hdr_resp("resp", &hdr_resp, &p->out_data.frag, 0)) {
DEBUG(0,("create_next_pdu_schannel: failed to marshall RPC_HDR_RESP.\n"));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
/* Store the current offset. */
- data_pos = prs_offset(&outgoing_pdu);
+ data_pos = prs_offset(&p->out_data.frag);
/* Copy the data into the PDU. */
- if(!prs_append_some_prs_data(&outgoing_pdu, &p->out_data.rdata, p->out_data.data_sent_length, data_len)) {
+ if(!prs_append_some_prs_data(&p->out_data.frag, &p->out_data.rdata,
+ p->out_data.data_sent_length, data_len)) {
DEBUG(0,("create_next_pdu_schannel: failed to copy %u bytes of data.\n", (unsigned int)data_len));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
@@ -388,9 +392,10 @@ static bool create_next_pdu_schannel(pipes_struct *p)
if (ss_padding_len) {
char pad[8];
memset(pad, '\0', 8);
- if (!prs_copy_data_in(&outgoing_pdu, pad, ss_padding_len)) {
+ if (!prs_copy_data_in(&p->out_data.frag, pad,
+ ss_padding_len)) {
DEBUG(0,("create_next_pdu_schannel: failed to add %u bytes of pad data.\n", (unsigned int)ss_padding_len));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
}
@@ -399,11 +404,9 @@ static bool create_next_pdu_schannel(pipes_struct *p)
/*
* Schannel processing.
*/
- char *data;
RPC_HDR_AUTH auth_info;
RPC_AUTH_SCHANNEL_CHK verf;
- data = prs_data_p(&outgoing_pdu) + data_pos;
/* Check it's the type of reply we were expecting to decode */
init_rpc_hdr_auth(&auth_info,
@@ -412,20 +415,21 @@ static bool create_next_pdu_schannel(pipes_struct *p)
RPC_AUTH_LEVEL_PRIVACY : RPC_AUTH_LEVEL_INTEGRITY,
ss_padding_len, 1);
- if(!smb_io_rpc_hdr_auth("hdr_auth", &auth_info, &outgoing_pdu, 0)) {
+ if(!smb_io_rpc_hdr_auth("hdr_auth", &auth_info,
+ &p->out_data.frag, 0)) {
DEBUG(0,("create_next_pdu_schannel: failed to marshall RPC_HDR_AUTH.\n"));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
schannel_encode(p->auth.a_u.schannel_auth,
- p->auth.auth_level,
- SENDER_IS_ACCEPTOR,
- &verf, data, data_len + ss_padding_len);
+ p->auth.auth_level, SENDER_IS_ACCEPTOR, &verf,
+ prs_data_p(&p->out_data.frag) + data_pos,
+ data_len + ss_padding_len);
if (!smb_io_rpc_auth_schannel_chk("", RPC_AUTH_SCHANNEL_SIGN_OR_SEAL_CHK_LEN,
- &verf, &outgoing_pdu, 0)) {
- prs_mem_free(&outgoing_pdu);
+ &verf, &p->out_data.frag, 0)) {
+ prs_mem_free(&p->out_data.frag);
return False;
}
@@ -437,10 +441,8 @@ static bool create_next_pdu_schannel(pipes_struct *p)
*/
p->out_data.data_sent_length += data_len;
- p->out_data.current_pdu_len = p->hdr.frag_len;
p->out_data.current_pdu_sent = 0;
- prs_mem_free(&outgoing_pdu);
return True;
}
@@ -455,7 +457,6 @@ static bool create_next_pdu_noauth(pipes_struct *p)
uint32 data_len;
uint32 data_space_available;
uint32 data_len_left;
- prs_struct outgoing_pdu;
/*
* If we're in the fault state, keep returning fault PDU's until
@@ -494,7 +495,8 @@ static bool create_next_pdu_noauth(pipes_struct *p)
return False;
}
- data_space_available = sizeof(p->out_data.current_pdu) - RPC_HEADER_LEN - RPC_HDR_RESP_LEN;
+ data_space_available = RPC_MAX_PDU_FRAG_LEN - RPC_HEADER_LEN
+ - RPC_HDR_RESP_LEN;
/*
* The amount we send is the minimum of the available
@@ -530,27 +532,27 @@ static bool create_next_pdu_noauth(pipes_struct *p)
* data.
*/
- prs_init_empty( &outgoing_pdu, p->mem_ctx, MARSHALL);
- prs_give_memory( &outgoing_pdu, (char *)p->out_data.current_pdu, sizeof(p->out_data.current_pdu), False);
+ prs_init_empty(&p->out_data.frag, p->mem_ctx, MARSHALL);
/* Store the header in the data stream. */
- if(!smb_io_rpc_hdr("hdr", &p->hdr, &outgoing_pdu, 0)) {
+ if(!smb_io_rpc_hdr("hdr", &p->hdr, &p->out_data.frag, 0)) {
DEBUG(0,("create_next_pdu_noath: failed to marshall RPC_HDR.\n"));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
- if(!smb_io_rpc_hdr_resp("resp", &hdr_resp, &outgoing_pdu, 0)) {
+ if(!smb_io_rpc_hdr_resp("resp", &hdr_resp, &p->out_data.frag, 0)) {
DEBUG(0,("create_next_pdu_noath: failed to marshall RPC_HDR_RESP.\n"));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
/* Copy the data into the PDU. */
- if(!prs_append_some_prs_data(&outgoing_pdu, &p->out_data.rdata, p->out_data.data_sent_length, data_len)) {
+ if(!prs_append_some_prs_data(&p->out_data.frag, &p->out_data.rdata,
+ p->out_data.data_sent_length, data_len)) {
DEBUG(0,("create_next_pdu_noauth: failed to copy %u bytes of data.\n", (unsigned int)data_len));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
@@ -559,10 +561,8 @@ static bool create_next_pdu_noauth(pipes_struct *p)
*/
p->out_data.data_sent_length += data_len;
- p->out_data.current_pdu_len = p->hdr.frag_len;
p->out_data.current_pdu_sent = 0;
- prs_mem_free(&outgoing_pdu);
return True;
}
@@ -778,7 +778,6 @@ bool api_pipe_bind_auth3(pipes_struct *p, prs_struct *rpc_in_p)
static bool setup_bind_nak(pipes_struct *p)
{
- prs_struct outgoing_rpc;
RPC_HDR nak_hdr;
uint16 zero = 0;
@@ -791,8 +790,7 @@ static bool setup_bind_nak(pipes_struct *p)
* header and are never sending more than one PDU here.
*/
- prs_init_empty( &outgoing_rpc, p->mem_ctx, MARSHALL);
- prs_give_memory( &outgoing_rpc, (char *)p->out_data.current_pdu, sizeof(p->out_data.current_pdu), False);
+ prs_init_empty(&p->out_data.frag, p->mem_ctx, MARSHALL);
/*
* Initialize a bind_nak header.
@@ -805,9 +803,9 @@ static bool setup_bind_nak(pipes_struct *p)
* Marshall the header into the outgoing PDU.
*/
- if(!smb_io_rpc_hdr("", &nak_hdr, &outgoing_rpc, 0)) {
+ if(!smb_io_rpc_hdr("", &nak_hdr, &p->out_data.frag, 0)) {
DEBUG(0,("setup_bind_nak: marshalling of RPC_HDR failed.\n"));
- prs_mem_free(&outgoing_rpc);
+ prs_mem_free(&p->out_data.frag);
return False;
}
@@ -815,13 +813,12 @@ static bool setup_bind_nak(pipes_struct *p)
* Now add the reject reason.
*/
- if(!prs_uint16("reject code", &outgoing_rpc, 0, &zero)) {
- prs_mem_free(&outgoing_rpc);
+ if(!prs_uint16("reject code", &p->out_data.frag, 0, &zero)) {
+ prs_mem_free(&p->out_data.frag);
return False;
}
p->out_data.data_sent_length = 0;
- p->out_data.current_pdu_len = prs_offset(&outgoing_rpc);
p->out_data.current_pdu_sent = 0;
if (p->auth.auth_data_free_func) {
@@ -840,7 +837,6 @@ static bool setup_bind_nak(pipes_struct *p)
bool setup_fault_pdu(pipes_struct *p, NTSTATUS status)
{
- prs_struct outgoing_pdu;
RPC_HDR fault_hdr;
RPC_HDR_RESP hdr_resp;
RPC_HDR_FAULT fault_resp;
@@ -854,8 +850,7 @@ bool setup_fault_pdu(pipes_struct *p, NTSTATUS status)
* header and are never sending more than one PDU here.
*/
- prs_init_empty( &outgoing_pdu, p->mem_ctx, MARSHALL);
- prs_give_memory( &outgoing_pdu, (char *)p->out_data.current_pdu, sizeof(p->out_data.current_pdu), False);
+ prs_init_empty(&p->out_data.frag, p->mem_ctx, MARSHALL);
/*
* Initialize a fault header.
@@ -877,29 +872,27 @@ bool setup_fault_pdu(pipes_struct *p, NTSTATUS status)
* Marshall the header into the outgoing PDU.
*/
- if(!smb_io_rpc_hdr("", &fault_hdr, &outgoing_pdu, 0)) {
+ if(!smb_io_rpc_hdr("", &fault_hdr, &p->out_data.frag, 0)) {
DEBUG(0,("setup_fault_pdu: marshalling of RPC_HDR failed.\n"));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
- if(!smb_io_rpc_hdr_resp("resp", &hdr_resp, &outgoing_pdu, 0)) {
+ if(!smb_io_rpc_hdr_resp("resp", &hdr_resp, &p->out_data.frag, 0)) {
DEBUG(0,("setup_fault_pdu: failed to marshall RPC_HDR_RESP.\n"));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
- if(!smb_io_rpc_hdr_fault("fault", &fault_resp, &outgoing_pdu, 0)) {
+ if(!smb_io_rpc_hdr_fault("fault", &fault_resp, &p->out_data.frag, 0)) {
DEBUG(0,("setup_fault_pdu: failed to marshall RPC_HDR_FAULT.\n"));
- prs_mem_free(&outgoing_pdu);
+ prs_mem_free(&p->out_data.frag);
return False;
}
p->out_data.data_sent_length = 0;
- p->out_data.current_pdu_len = prs_offset(&outgoing_pdu);
p->out_data.current_pdu_sent = 0;
- prs_mem_free(&outgoing_pdu);
return True;
}
@@ -1525,7 +1518,6 @@ bool api_pipe_bind_req(pipes_struct *p, prs_struct *rpc_in_p)
fstring ack_pipe_name;
prs_struct out_hdr_ba;
prs_struct out_auth;
- prs_struct outgoing_rpc;
int i = 0;
int auth_len = 0;
unsigned int auth_type = RPC_ANONYMOUS_AUTH_TYPE;
@@ -1537,7 +1529,7 @@ bool api_pipe_bind_req(pipes_struct *p, prs_struct *rpc_in_p)
return setup_bind_nak(p);
}
- prs_init_empty( &outgoing_rpc, p->mem_ctx, MARSHALL);
+ prs_init_empty(&p->out_data.frag, p->mem_ctx, MARSHALL);
/*
* Marshall directly into the outgoing PDU space. We
@@ -1545,8 +1537,6 @@ bool api_pipe_bind_req(pipes_struct *p, prs_struct *rpc_in_p)
* header and are never sending more than one PDU here.
*/
- prs_give_memory( &outgoing_rpc, (char *)p->out_data.current_pdu, sizeof(p->out_data.current_pdu), False);
-
/*
* Setup the memory to marshall the ba header, and the
* auth footers.
@@ -1554,13 +1544,13 @@ bool api_pipe_bind_req(pipes_struct *p, prs_struct *rpc_in_p)
if(!prs_init(&out_hdr_ba, 1024, p->mem_ctx, MARSHALL)) {
DEBUG(0,("api_pipe_bind_req: malloc out_hdr_ba failed.\n"));
- prs_mem_free(&outgoing_rpc);
+ prs_mem_free(&p->out_data.frag);
return False;
}
if(!prs_init(&out_auth, 1024, p->mem_ctx, MARSHALL)) {
DEBUG(0,("api_pipe_bind_req: malloc out_auth failed.\n"));
- prs_mem_free(&outgoing_rpc);
+ prs_mem_free(&p->out_data.frag);
prs_mem_free(&out_hdr_ba);
return False;
}
@@ -1606,7 +1596,7 @@ bool api_pipe_bind_req(pipes_struct *p, prs_struct *rpc_in_p)
if (NT_STATUS_IS_ERR(status)) {
DEBUG(3,("api_pipe_bind_req: Unknown pipe name %s in bind request.\n",
get_pipe_name_from_iface(&hdr_rb.rpc_context[0].abstract)));
- prs_mem_free(&outgoing_rpc);
+ prs_mem_free(&p->out_data.frag);
prs_mem_free(&out_hdr_ba);
prs_mem_free(&out_auth);
@@ -1764,7 +1754,7 @@ bool api_pipe_bind_req(pipes_struct *p, prs_struct *rpc_in_p)
* Marshall the header into the outgoing PDU.
*/
- if(!smb_io_rpc_hdr("", &p->hdr, &outgoing_rpc, 0)) {
+ if(!smb_io_rpc_hdr("", &p->hdr, &p->out_data.frag, 0)) {
DEBUG(0,("api_pipe_bind_req: marshalling of RPC_HDR failed.\n"));
goto err_exit;
}
@@ -1773,12 +1763,12 @@ bool api_pipe_bind_req(pipes_struct *p, prs_struct *rpc_in_p)
* Now add the RPC_HDR_BA and any auth needed.
*/
- if(!prs_append_prs_data( &outgoing_rpc, &out_hdr_ba)) {
+ if(!prs_append_prs_data(&p->out_data.frag, &out_hdr_ba)) {
DEBUG(0,("api_pipe_bind_req: append of RPC_HDR_BA failed.\n"));
goto err_exit;
}
- if (auth_len && !prs_append_prs_data( &outgoing_rpc, &out_auth)) {
+ if (auth_len && !prs_append_prs_data( &p->out_data.frag, &out_auth)) {
DEBUG(0,("api_pipe_bind_req: append of auth info failed.\n"));
goto err_exit;
}
@@ -1788,7 +1778,6 @@ bool api_pipe_bind_req(pipes_struct *p, prs_struct *rpc_in_p)
*/
p->out_data.data_sent_length = 0;
- p->out_data.current_pdu_len = prs_offset(&outgoing_rpc);
p->out_data.current_pdu_sent = 0;
prs_mem_free(&out_hdr_ba);
@@ -1798,7 +1787,7 @@ bool api_pipe_bind_req(pipes_struct *p, prs_struct *rpc_in_p)
err_exit:
- prs_mem_free(&outgoing_rpc);
+ prs_mem_free(&p->out_data.frag);
prs_mem_free(&out_hdr_ba);
prs_mem_free(&out_auth);
return setup_bind_nak(p);
@@ -1818,10 +1807,9 @@ bool api_pipe_alter_context(pipes_struct *p, prs_struct *rpc_in_p)
fstring ack_pipe_name;
prs_struct out_hdr_ba;
prs_struct out_auth;
- prs_struct outgoing_rpc;
int auth_len = 0;
- prs_init_empty( &outgoing_rpc, p->mem_ctx, MARSHALL);
+ prs_init_empty(&p->out_data.frag, p->mem_ctx, MARSHALL);
/*
* Marshall directly into the outgoing PDU space. We
@@ -1829,8 +1817,6 @@ bool api_pipe_alter_context(pipes_struct *p, prs_struct *rpc_in_p)
* header and are never sending more than one PDU here.
*/
- prs_give_memory( &outgoing_rpc, (char *)p->out_data.current_pdu, sizeof(p->out_data.current_pdu), False);
-
/*
* Setup the memory to marshall the ba header, and the
* auth footers.
@@ -1838,13 +1824,13 @@ bool api_pipe_alter_context(pipes_struct *p, prs_struct *rpc_in_p)
if(!prs_init(&out_hdr_ba, 1024, p->mem_ctx, MARSHALL)) {
DEBUG(0,("api_pipe_alter_context: malloc out_hdr_ba failed.\n"));
- prs_mem_free(&outgoing_rpc);
+ prs_mem_free(&p->out_data.frag);
return False;
}
if(!prs_init(&out_auth, 1024, p->mem_ctx, MARSHALL)) {
DEBUG(0,("api_pipe_alter_context: malloc out_auth failed.\n"));
- prs_mem_free(&outgoing_rpc);
+ prs_mem_free(&p->out_data.frag);
prs_mem_free(&out_hdr_ba);
return False;
}
@@ -1958,7 +1944,7 @@ bool api_pipe_alter_context(pipes_struct *p, prs_struct *rpc_in_p)
* Marshall the header into the outgoing PDU.
*/
- if(!smb_io_rpc_hdr("", &p->hdr, &outgoing_rpc, 0)) {
+ if(!smb_io_rpc_hdr("", &p->hdr, &p->out_data.frag, 0)) {
DEBUG(0,("api_pipe_alter_context: marshalling of RPC_HDR failed.\n"));
goto err_exit;
}
@@ -1967,12 +1953,12 @@ bool api_pipe_alter_context(pipes_struct *p, prs_struct *rpc_in_p)
* Now add the RPC_HDR_BA and any auth needed.
*/
- if(!prs_append_prs_data( &outgoing_rpc, &out_hdr_ba)) {
+ if(!prs_append_prs_data(&p->out_data.frag, &out_hdr_ba)) {
DEBUG(0,("api_pipe_alter_context: append of RPC_HDR_BA failed.\n"));
goto err_exit;
}
- if (auth_len && !prs_append_prs_data( &outgoing_rpc, &out_auth)) {
+ if (auth_len && !prs_append_prs_data(&p->out_data.frag, &out_auth)) {
DEBUG(0,("api_pipe_alter_context: append of auth info failed.\n"));
goto err_exit;
}
@@ -1982,7 +1968,6 @@ bool api_pipe_alter_context(pipes_struct *p, prs_struct *rpc_in_p)
*/
p->out_data.data_sent_length = 0;
- p->out_data.current_pdu_len = prs_offset(&outgoing_rpc);
p->out_data.current_pdu_sent = 0;
prs_mem_free(&out_hdr_ba);
@@ -1992,7 +1977,7 @@ bool api_pipe_alter_context(pipes_struct *p, prs_struct *rpc_in_p)
err_exit:
- prs_mem_free(&outgoing_rpc);
+ prs_mem_free(&p->out_data.frag);
prs_mem_free(&out_hdr_ba);
prs_mem_free(&out_auth);
return setup_bind_nak(p);
diff --git a/source3/rpc_server/srv_pipe_hnd.c b/source3/rpc_server/srv_pipe_hnd.c
index 313c49a5e1..04369d1dd2 100644
--- a/source3/rpc_server/srv_pipe_hnd.c
+++ b/source3/rpc_server/srv_pipe_hnd.c
@@ -65,10 +65,9 @@ static bool pipe_init_outgoing_data(pipes_struct *p)
/* Reset the offset counters. */
o_data->data_sent_length = 0;
- o_data->current_pdu_len = 0;
o_data->current_pdu_sent = 0;
- memset(o_data->current_pdu, '\0', sizeof(o_data->current_pdu));
+ prs_mem_free(&o_data->frag);
/* Free any memory in the current return data buffer. */
prs_mem_free(&o_data->rdata);
@@ -829,17 +828,24 @@ static ssize_t read_from_internal_pipe(struct pipes_struct *p, char *data, size_
* PDU.
*/
- if((pdu_remaining = p->out_data.current_pdu_len - p->out_data.current_pdu_sent) > 0) {
+ pdu_remaining = prs_offset(&p->out_data.frag)
+ - p->out_data.current_pdu_sent;
+
+ if (pdu_remaining > 0) {
data_returned = (ssize_t)MIN(n, pdu_remaining);
DEBUG(10,("read_from_pipe: %s: current_pdu_len = %u, "
"current_pdu_sent = %u returning %d bytes.\n",
get_pipe_name_from_iface(&p->syntax),
- (unsigned int)p->out_data.current_pdu_len,
+ (unsigned int)prs_offset(&p->out_data.frag),
(unsigned int)p->out_data.current_pdu_sent,
(int)data_returned));
- memcpy( data, &p->out_data.current_pdu[p->out_data.current_pdu_sent], (size_t)data_returned);
+ memcpy(data,
+ prs_data_p(&p->out_data.frag)
+ + p->out_data.current_pdu_sent,
+ data_returned);
+
p->out_data.current_pdu_sent += (uint32)data_returned;
goto out;
}
@@ -876,14 +882,14 @@ static ssize_t read_from_internal_pipe(struct pipes_struct *p, char *data, size_
return -1;
}
- data_returned = MIN(n, p->out_data.current_pdu_len);
+ data_returned = MIN(n, prs_offset(&p->out_data.frag));
- memcpy( data, p->out_data.current_pdu, (size_t)data_returned);
+ memcpy( data, prs_data_p(&p->out_data.frag), (size_t)data_returned);
p->out_data.current_pdu_sent += (uint32)data_returned;
out:
+ (*is_data_outstanding) = prs_offset(&p->out_data.frag) > n;
- (*is_data_outstanding) = p->out_data.current_pdu_len > n;
return data_returned;
}
@@ -898,6 +904,7 @@ static int close_internal_rpc_pipe_hnd(struct pipes_struct *p)
return False;
}
+ prs_mem_free(&p->out_data.frag);
prs_mem_free(&p->out_data.rdata);
prs_mem_free(&p->in_data.data);
generated by cgit (git 2.34.1) at 2024-12-20 17:40:44 +0000