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-rw-r--r--source3/smbd/sesssetup.c86
1 files changed, 55 insertions, 31 deletions
diff --git a/source3/smbd/sesssetup.c b/source3/smbd/sesssetup.c
index 12fa5e0984..4123783eda 100644
--- a/source3/smbd/sesssetup.c
+++ b/source3/smbd/sesssetup.c
@@ -1164,7 +1164,10 @@ static void reply_sesssetup_and_X_spnego(struct smb_request *req)
const uint8 *p;
DATA_BLOB blob1;
size_t bufrem;
- fstring native_os, native_lanman, primary_domain;
+ char *tmp;
+ const char *native_os;
+ const char *native_lanman;
+ const char *primary_domain;
const char *p2;
uint16 data_blob_len = SVAL(req->inbuf, smb_vwv7);
enum remote_arch_types ra_type = get_remote_arch();
@@ -1202,12 +1205,19 @@ static void reply_sesssetup_and_X_spnego(struct smb_request *req)
#endif
p2 = (char *)req->inbuf + smb_vwv13 + data_blob_len;
- p2 += srvstr_pull_buf(req->inbuf, smb_flag2, native_os, p2,
- sizeof(native_os), STR_TERMINATE);
- p2 += srvstr_pull_buf(req->inbuf, smb_flag2, native_lanman, p2,
- sizeof(native_lanman), STR_TERMINATE);
- p2 += srvstr_pull_buf(req->inbuf, smb_flag2, primary_domain, p2,
- sizeof(primary_domain), STR_TERMINATE);
+
+ p2 += srvstr_pull_buf_talloc(talloc_tos(), req->inbuf, smb_flag2,
+ &tmp, p2, STR_TERMINATE);
+ native_os = tmp ? tmp : "";
+
+ p2 += srvstr_pull_buf_talloc(talloc_tos(), req->inbuf, smb_flag2,
+ &tmp, p2, STR_TERMINATE);
+ native_lanman = tmp ? tmp : "";
+
+ p2 += srvstr_pull_buf_talloc(talloc_tos(), req->inbuf, smb_flag2,
+ &tmp, p2,STR_TERMINATE);
+ primary_domain = tmp ? tmp : "";
+
DEBUG(3,("NativeOS=[%s] NativeLanMan=[%s] PrimaryDomain=[%s]\n",
native_os, native_lanman, primary_domain));
@@ -1390,12 +1400,13 @@ void reply_sesssetup_and_X(struct smb_request *req)
DATA_BLOB lm_resp;
DATA_BLOB nt_resp;
DATA_BLOB plaintext_password;
- fstring user;
+ char *tmp;
+ const char *user;
fstring sub_user; /* Sainitised username for substituion */
- fstring domain;
- fstring native_os;
- fstring native_lanman;
- fstring primary_domain;
+ const char *domain;
+ const char *native_os;
+ const char *native_lanman;
+ const char *primary_domain;
static bool done_sesssetup = False;
auth_usersupplied_info *user_info = NULL;
auth_serversupplied_info *server_info = NULL;
@@ -1461,10 +1472,12 @@ void reply_sesssetup_and_X(struct smb_request *req)
plaintext_password.data[passlen1] = 0;
}
- srvstr_pull_buf(req->inbuf, req->flags2, user,
- req->buf + passlen1, sizeof(user),
- STR_TERMINATE);
- *domain = 0;
+ srvstr_pull_buf_talloc(talloc_tos(), req->inbuf, req->flags2,
+ &tmp, req->buf + passlen1,
+ STR_TERMINATE);
+ user = tmp ? tmp : "";
+
+ domain = "";
} else {
uint16 passlen1 = SVAL(req->inbuf,smb_vwv7);
@@ -1578,15 +1591,26 @@ void reply_sesssetup_and_X(struct smb_request *req)
}
p += passlen1 + passlen2;
- p += srvstr_pull_buf(req->inbuf, req->flags2, user, p,
- sizeof(user), STR_TERMINATE);
- p += srvstr_pull_buf(req->inbuf, req->flags2, domain, p,
- sizeof(domain), STR_TERMINATE);
- p += srvstr_pull_buf(req->inbuf, req->flags2, native_os,
- p, sizeof(native_os), STR_TERMINATE);
- p += srvstr_pull_buf(req->inbuf, req->flags2,
- native_lanman, p, sizeof(native_lanman),
- STR_TERMINATE);
+
+ p += srvstr_pull_buf_talloc(talloc_tos(), req->inbuf,
+ req->flags2, &tmp, p,
+ STR_TERMINATE);
+ user = tmp ? tmp : "";
+
+ p += srvstr_pull_buf_talloc(talloc_tos(), req->inbuf,
+ req->flags2, &tmp, p,
+ STR_TERMINATE);
+ domain = tmp ? tmp : "";
+
+ p += srvstr_pull_buf_talloc(talloc_tos(), req->inbuf,
+ req->flags2, &tmp, p,
+ STR_TERMINATE);
+ native_os = tmp ? tmp : "";
+
+ p += srvstr_pull_buf_talloc(talloc_tos(), req->inbuf,
+ req->flags2, &tmp, p,
+ STR_TERMINATE);
+ native_lanman = tmp ? tmp : "";
/* not documented or decoded by Ethereal but there is one more
* string in the extra bytes which is the same as the
@@ -1597,12 +1621,12 @@ void reply_sesssetup_and_X(struct smb_request *req)
byte_count = SVAL(req->inbuf, smb_vwv13);
if ( PTR_DIFF(p, save_p) < byte_count) {
- p += srvstr_pull_buf(req->inbuf, req->flags2,
- primary_domain, p,
- sizeof(primary_domain),
- STR_TERMINATE);
+ p += srvstr_pull_buf_talloc(talloc_tos(), req->inbuf,
+ req->flags2, &tmp, p,
+ STR_TERMINATE);
+ primary_domain = tmp ? tmp : "";
} else {
- fstrcpy( primary_domain, "null" );
+ primary_domain = talloc_strdup(talloc_tos(), "null");
}
DEBUG(3,("Domain=[%s] NativeOS=[%s] NativeLanMan=[%s] "
@@ -1659,7 +1683,7 @@ void reply_sesssetup_and_X(struct smb_request *req)
add_session_user(sub_user);
add_session_workgroup(domain);
/* Then force it to null for the benfit of the code below */
- *user = 0;
+ user = "";
}
if (!*user) {