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Diffstat (limited to 'source3/smbd/pipes.c')
-rw-r--r--source3/smbd/pipes.c116
1 files changed, 49 insertions, 67 deletions
diff --git a/source3/smbd/pipes.c b/source3/smbd/pipes.c
index 4fdcdcc557..25a1fe2e63 100644
--- a/source3/smbd/pipes.c
+++ b/source3/smbd/pipes.c
@@ -32,18 +32,6 @@
#define MAX_PIPE_NAME_LEN 24
-/* PIPE/<name>/<pid>/<pnum> */
-#define PIPEDB_KEY_FORMAT "PIPE/%s/%u/%d"
-
-struct pipe_dbrec {
- struct server_id pid;
- int pnum;
- uid_t uid;
-
- char name[MAX_PIPE_NAME_LEN];
- fstring user;
-};
-
/****************************************************************************
Reply to an open and X on a named pipe.
This code is basically stolen from reply_open_and_X with some
@@ -54,9 +42,10 @@ void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req)
{
const char *fname = NULL;
char *pipe_name = NULL;
- smb_np_struct *p;
+ files_struct *fsp;
int size=0,fmode=0,mtime=0,rmode=0;
TALLOC_CTX *ctx = talloc_tos();
+ NTSTATUS status;
/* XXXX we need to handle passed times, sattr and flags */
srvstr_pull_buf_talloc(ctx, req->inbuf, req->flags2, &pipe_name,
@@ -101,9 +90,9 @@ void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req)
/* can be opened and add it in after the open. */
DEBUG(3,("Known pipe %s opening.\n",fname));
- p = open_rpc_pipe_p(fname, conn, req->vuid);
- if (!p) {
- reply_doserror(req, ERRSRV, ERRnofids);
+ status = np_open(req, conn, fname, &fsp);
+ if (!NT_STATUS_IS_OK(status)) {
+ reply_nterror(req, status);
return;
}
@@ -119,7 +108,7 @@ void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req)
rmode = 1;
}
- SSVAL(req->outbuf,smb_vwv2, p->pnum);
+ SSVAL(req->outbuf,smb_vwv2, fsp->fnum);
SSVAL(req->outbuf,smb_vwv3,fmode);
srv_put_dos_date3((char *)req->outbuf,smb_vwv4,mtime);
SIVAL(req->outbuf,smb_vwv6,size);
@@ -136,27 +125,32 @@ void reply_open_pipe_and_X(connection_struct *conn, struct smb_request *req)
void reply_pipe_write(struct smb_request *req)
{
- smb_np_struct *p = get_rpc_pipe_p(SVAL(req->inbuf,smb_vwv0));
+ files_struct *fsp = file_fsp(req, SVAL(req->inbuf,smb_vwv0));
size_t numtowrite = SVAL(req->inbuf,smb_vwv1);
- int nwritten;
- char *data;
+ ssize_t nwritten;
+ uint8_t *data;
- if (!p) {
+ if (!fsp_is_np(fsp)) {
reply_doserror(req, ERRDOS, ERRbadfid);
return;
}
- if (p->vuid != req->vuid) {
+ if (fsp->vuid != req->vuid) {
reply_nterror(req, NT_STATUS_INVALID_HANDLE);
return;
}
- data = smb_buf(req->inbuf) + 3;
+ data = (uint8_t *)smb_buf(req->inbuf) + 3;
if (numtowrite == 0) {
nwritten = 0;
} else {
- nwritten = write_to_pipe(p, data, numtowrite);
+ NTSTATUS status;
+ status = np_write(fsp, data, numtowrite, &nwritten);
+ if (!NT_STATUS_IS_OK(status)) {
+ reply_nterror(req, status);
+ return;
+ }
}
if ((nwritten == 0 && numtowrite != 0) || (nwritten < 0)) {
@@ -168,7 +162,8 @@ void reply_pipe_write(struct smb_request *req)
SSVAL(req->outbuf,smb_vwv0,nwritten);
- DEBUG(3,("write-IPC pnum=%04x nwritten=%d\n", p->pnum, nwritten));
+ DEBUG(3,("write-IPC pnum=%04x nwritten=%d\n", fsp->fnum,
+ (int)nwritten));
return;
}
@@ -182,31 +177,33 @@ void reply_pipe_write(struct smb_request *req)
void reply_pipe_write_and_X(struct smb_request *req)
{
- smb_np_struct *p = get_rpc_pipe_p(SVAL(req->inbuf,smb_vwv2));
+ files_struct *fsp = file_fsp(req, SVAL(req->inbuf, smb_vwv2));
size_t numtowrite = SVAL(req->inbuf,smb_vwv10);
- int nwritten = -1;
+ ssize_t nwritten;
int smb_doff = SVAL(req->inbuf, smb_vwv11);
bool pipe_start_message_raw =
((SVAL(req->inbuf, smb_vwv7)
& (PIPE_START_MESSAGE|PIPE_RAW_MODE))
== (PIPE_START_MESSAGE|PIPE_RAW_MODE));
- char *data;
+ uint8_t *data;
- if (!p) {
+ if (!fsp_is_np(fsp)) {
reply_doserror(req, ERRDOS, ERRbadfid);
return;
}
- if (p->vuid != req->vuid) {
+ if (fsp->vuid != req->vuid) {
reply_nterror(req, NT_STATUS_INVALID_HANDLE);
return;
}
- data = smb_base(req->inbuf) + smb_doff;
+ data = (uint8_t *)smb_base(req->inbuf) + smb_doff;
if (numtowrite == 0) {
nwritten = 0;
} else {
+ NTSTATUS status;
+
if(pipe_start_message_raw) {
/*
* For the start of a message in named pipe byte mode,
@@ -225,7 +222,11 @@ void reply_pipe_write_and_X(struct smb_request *req)
data += 2;
numtowrite -= 2;
}
- nwritten = write_to_pipe(p, data, numtowrite);
+ status = np_write(fsp, data, numtowrite, &nwritten);
+ if (!NT_STATUS_IS_OK(status)) {
+ reply_nterror(req, status);
+ return;
+ }
}
if ((nwritten == 0 && numtowrite != 0) || (nwritten < 0)) {
@@ -238,7 +239,8 @@ void reply_pipe_write_and_X(struct smb_request *req)
nwritten = (pipe_start_message_raw ? nwritten + 2 : nwritten);
SSVAL(req->outbuf,smb_vwv2,nwritten);
- DEBUG(3,("writeX-IPC pnum=%04x nwritten=%d\n", p->pnum, nwritten));
+ DEBUG(3,("writeX-IPC pnum=%04x nwritten=%d\n", fsp->fnum,
+ (int)nwritten));
chain_reply(req);
}
@@ -251,12 +253,13 @@ void reply_pipe_write_and_X(struct smb_request *req)
void reply_pipe_read_and_X(struct smb_request *req)
{
- smb_np_struct *p = get_rpc_pipe_p(SVAL(req->inbuf,smb_vwv2));
+ files_struct *fsp = file_fsp(req, SVAL(req->inbuf,smb_vwv0));
int smb_maxcnt = SVAL(req->inbuf,smb_vwv5);
int smb_mincnt = SVAL(req->inbuf,smb_vwv6);
- int nread = -1;
- char *data;
+ ssize_t nread;
+ uint8_t *data;
bool unused;
+ NTSTATUS status;
/* we don't use the offset given to use for pipe reads. This
is deliberate, instead we always return the next lump of
@@ -265,18 +268,23 @@ void reply_pipe_read_and_X(struct smb_request *req)
uint32 smb_offs = IVAL(req->inbuf,smb_vwv3);
#endif
- if (!p) {
+ if (!fsp_is_np(fsp)) {
reply_doserror(req, ERRDOS, ERRbadfid);
return;
}
+ if (fsp->vuid != req->vuid) {
+ reply_nterror(req, NT_STATUS_INVALID_HANDLE);
+ return;
+ }
+
reply_outbuf(req, 12, smb_maxcnt);
- data = smb_buf(req->outbuf);
+ data = (uint8_t *)smb_buf(req->outbuf);
- nread = read_from_pipe(p, data, smb_maxcnt, &unused);
+ status = np_read(fsp, data, smb_maxcnt, &nread, &unused);
- if (nread < 0) {
+ if (!NT_STATUS_IS_OK(status)) {
reply_doserror(req, ERRDOS, ERRnoaccess);
return;
}
@@ -288,33 +296,7 @@ void reply_pipe_read_and_X(struct smb_request *req)
SSVAL(smb_buf(req->outbuf),-2,nread);
DEBUG(3,("readX-IPC pnum=%04x min=%d max=%d nread=%d\n",
- p->pnum, smb_mincnt, smb_maxcnt, nread));
+ fsp->fnum, smb_mincnt, smb_maxcnt, (int)nread));
chain_reply(req);
}
-
-/****************************************************************************
- Reply to a close.
-****************************************************************************/
-
-void reply_pipe_close(connection_struct *conn, struct smb_request *req)
-{
- smb_np_struct *p = get_rpc_pipe_p(SVAL(req->inbuf,smb_vwv0));
-
- if (!p) {
- reply_doserror(req, ERRDOS, ERRbadfid);
- return;
- }
-
- DEBUG(5,("reply_pipe_close: pnum:%x\n", p->pnum));
-
- if (!close_rpc_pipe_hnd(p)) {
- reply_doserror(req, ERRDOS, ERRbadfid);
- return;
- }
-
- /* TODO: REMOVE PIPE FROM DB */
-
- reply_outbuf(req, 0, 0);
- return;
-}
generated by cgit (git 2.34.1) at 2024-10-30 19:14:10 +0000