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authorVolker Lendecke <vlendec@samba.org>2007-07-23 11:38:29 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 12:28:55 -0500
commitdb9f25c1c58cbf17b5b94d598126b019d9e7507e (patch)
tree6504de52c0964d6850588bdc4fdf00c00edbe7f6 /source3/smbd/reply.c
parent3d12c53eb3bf5506b0661fbcaa0d36f90f847c65 (diff)
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r24003: Convert reply_tcon_and_X to the new API
(This used to be commit 9422385d9c018a0b1f2a0b2edd82dc574a9fb403)
Diffstat (limited to 'source3/smbd/reply.c')
-rw-r--r--source3/smbd/reply.c116
1 files changed, 72 insertions, 44 deletions
diff --git a/source3/smbd/reply.c b/source3/smbd/reply.c
index 9eca450dc4..725dd416f2 100644
--- a/source3/smbd/reply.c
+++ b/source3/smbd/reply.c
@@ -458,7 +458,7 @@ int reply_tcon(connection_struct *conn,
conn POINTER CAN BE NULL HERE !
****************************************************************************/
-int reply_tcon_and_X(connection_struct *conn, char *inbuf,char *outbuf,int length,int bufsize)
+void reply_tcon_and_X(connection_struct *conn, struct smb_request *req)
{
char *service = NULL;
DATA_BLOB password;
@@ -469,53 +469,67 @@ int reply_tcon_and_X(connection_struct *conn, char *inbuf,char *outbuf,int lengt
/* what the server tells the client the share represents */
const char *server_devicetype;
NTSTATUS nt_status;
- uint16 vuid = SVAL(inbuf,smb_uid);
- int passlen = SVAL(inbuf,smb_vwv3);
+ int passlen;
char *path = NULL;
char *p, *q;
- uint16 tcon_flags = SVAL(inbuf,smb_vwv2);
+ uint16 tcon_flags;
START_PROFILE(SMBtconX);
+ if (req->wct < 4) {
+ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
+ END_PROFILE(SMBtconX);
+ return;
+ }
+
+ passlen = SVAL(req->inbuf,smb_vwv3);
+ tcon_flags = SVAL(req->inbuf,smb_vwv2);
+
/* we might have to close an old one */
- if ((SVAL(inbuf,smb_vwv2) & 0x1) && conn) {
- close_cnum(conn,vuid);
+ if ((tcon_flags & 0x1) && conn) {
+ close_cnum(conn,req->vuid);
}
- if (passlen > MAX_PASS_LEN) {
- return ERROR_DOS(ERRDOS,ERRbuftoosmall);
+ if ((passlen > MAX_PASS_LEN) || (passlen >= smb_buflen(req->inbuf))) {
+ reply_doserror(req, ERRDOS, ERRbuftoosmall);
+ END_PROFILE(SMBtconX);
+ return;
}
if (global_encrypted_passwords_negotiated) {
- password = data_blob(smb_buf(inbuf),passlen);
+ password = data_blob(smb_buf(req->inbuf),passlen);
if (lp_security() == SEC_SHARE) {
/*
* Security = share always has a pad byte
* after the password.
*/
- p = smb_buf(inbuf) + passlen + 1;
+ p = smb_buf(req->inbuf) + passlen + 1;
} else {
- p = smb_buf(inbuf) + passlen;
+ p = smb_buf(req->inbuf) + passlen;
}
} else {
- password = data_blob(smb_buf(inbuf),passlen+1);
+ password = data_blob(smb_buf(req->inbuf),passlen+1);
/* Ensure correct termination */
password.data[passlen]=0;
- p = smb_buf(inbuf) + passlen + 1;
+ p = smb_buf(req->inbuf) + passlen + 1;
}
ctx = talloc_init("reply_tcon_and_X");
if (!ctx) {
+ data_blob_clear_free(&password);
+ reply_nterror(req, NT_STATUS_NO_MEMORY);
END_PROFILE(SMBtconX);
- return ERROR_NT(NT_STATUS_NO_MEMORY);
+ return;
}
- p += srvstr_pull_buf_talloc(ctx, inbuf, SVAL(inbuf, smb_flg2), &path, p,
+ p += srvstr_pull_buf_talloc(ctx, req->inbuf, req->flags2, &path, p,
STR_TERMINATE);
if (path == NULL) {
+ data_blob_clear_free(&password);
TALLOC_FREE(ctx);
+ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
END_PROFILE(SMBtconX);
- return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
+ return;
}
/*
@@ -525,34 +539,41 @@ int reply_tcon_and_X(connection_struct *conn, char *inbuf,char *outbuf,int lengt
if (*path=='\\') {
q = strchr_m(path+2,'\\');
if (!q) {
+ data_blob_clear_free(&password);
TALLOC_FREE(ctx);
+ reply_doserror(req, ERRDOS, ERRnosuchshare);
END_PROFILE(SMBtconX);
- return(ERROR_DOS(ERRDOS,ERRnosuchshare));
+ return;
}
service = q+1;
} else {
service = path;
}
- p += srvstr_pull_talloc(ctx, inbuf, SVAL(inbuf, smb_flg2), &client_devicetype, p,
- MIN(6,smb_bufrem(inbuf, p)), STR_ASCII);
+ p += srvstr_pull_talloc(ctx, req->inbuf, req->flags2,
+ &client_devicetype, p,
+ MIN(6,smb_bufrem(req->inbuf, p)), STR_ASCII);
if (client_devicetype == NULL) {
+ data_blob_clear_free(&password);
TALLOC_FREE(ctx);
+ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
END_PROFILE(SMBtconX);
- return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
+ return;
}
DEBUG(4,("Client requested device type [%s] for share [%s]\n", client_devicetype, service));
- conn = make_connection(service,password,client_devicetype,vuid,&nt_status);
+ conn = make_connection(service, password, client_devicetype,
+ req->vuid, &nt_status);
data_blob_clear_free(&password);
if (!conn) {
TALLOC_FREE(ctx);
+ reply_nterror(req, nt_status);
END_PROFILE(SMBtconX);
- return ERROR_NT(nt_status);
+ return;
}
if ( IS_IPC(conn) )
@@ -563,11 +584,14 @@ int reply_tcon_and_X(connection_struct *conn, char *inbuf,char *outbuf,int lengt
server_devicetype = "A:";
if (Protocol < PROTOCOL_NT1) {
- set_message(inbuf,outbuf,2,0,True);
- p = smb_buf(outbuf);
- p += srvstr_push(outbuf, p, server_devicetype, -1,
- STR_TERMINATE|STR_ASCII);
- set_message_end(inbuf,outbuf,p);
+ reply_outbuf(req, 2, 0);
+ if (message_push_string(&req->outbuf, server_devicetype,
+ STR_TERMINATE|STR_ASCII) == -1) {
+ TALLOC_FREE(ctx);
+ reply_nterror(req, NT_STATUS_NO_MEMORY);
+ END_PROFILE(SMBtconX);
+ return;
+ }
} else {
/* NT sets the fstype of IPC$ to the null string */
const char *fstype = IS_IPC(conn) ? "" : lp_fstype(SNUM(conn));
@@ -577,7 +601,7 @@ int reply_tcon_and_X(connection_struct *conn, char *inbuf,char *outbuf,int lengt
uint32 perm1 = 0;
uint32 perm2 = 0;
- set_message(inbuf,outbuf,7,0,True);
+ reply_outbuf(req, 7, 0);
if (IS_IPC(conn)) {
perm1 = FILE_ALL_ACCESS;
@@ -588,26 +612,28 @@ int reply_tcon_and_X(connection_struct *conn, char *inbuf,char *outbuf,int lengt
SHARE_READ_ONLY;
}
- SIVAL(outbuf, smb_vwv3, perm1);
- SIVAL(outbuf, smb_vwv5, perm2);
+ SIVAL(req->outbuf, smb_vwv3, perm1);
+ SIVAL(req->outbuf, smb_vwv5, perm2);
} else {
- set_message(inbuf,outbuf,3,0,True);
+ reply_outbuf(req, 3, 0);
}
- p = smb_buf(outbuf);
- p += srvstr_push(outbuf, p, server_devicetype, -1,
- STR_TERMINATE|STR_ASCII);
- p += srvstr_push(outbuf, p, fstype, -1,
- STR_TERMINATE);
-
- set_message_end(inbuf,outbuf,p);
+ if ((message_push_string(&req->outbuf, server_devicetype,
+ STR_TERMINATE|STR_ASCII) == -1)
+ || (message_push_string(&req->outbuf, fstype,
+ STR_TERMINATE) == -1)) {
+ TALLOC_FREE(ctx);
+ reply_nterror(req, NT_STATUS_NO_MEMORY);
+ END_PROFILE(SMBtconX);
+ return;
+ }
/* what does setting this bit do? It is set by NT4 and
may affect the ability to autorun mounted cdroms */
- SSVAL(outbuf, smb_vwv2, SMB_SUPPORT_SEARCH_BITS|
- (lp_csc_policy(SNUM(conn)) << 2));
+ SSVAL(req->outbuf, smb_vwv2, SMB_SUPPORT_SEARCH_BITS|
+ (lp_csc_policy(SNUM(conn)) << 2));
- init_dfsroot(conn, inbuf, outbuf);
+ init_dfsroot(conn, req->inbuf, req->outbuf);
}
@@ -615,12 +641,14 @@ int reply_tcon_and_X(connection_struct *conn, char *inbuf,char *outbuf,int lengt
service));
/* set the incoming and outgoing tid to the just created one */
- SSVAL(inbuf,smb_tid,conn->cnum);
- SSVAL(outbuf,smb_tid,conn->cnum);
+ SSVAL(req->inbuf,smb_tid,conn->cnum);
+ SSVAL(req->outbuf,smb_tid,conn->cnum);
TALLOC_FREE(ctx);
END_PROFILE(SMBtconX);
- return chain_reply(inbuf,&outbuf,length,bufsize);
+
+ chain_reply_new(req);
+ return;
}
/****************************************************************************