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authorLuke Leighton <lkcl@samba.org>1998-04-24 21:01:08 +0000
committerLuke Leighton <lkcl@samba.org>1998-04-24 21:01:08 +0000
commit9189005f7f884123d29c8f27db73687b68c80bb9 (patch)
treec13cfec7a13f883b3d329e79f12cc6d4b7cbaebb /source3/rpc_server
parent42058f3c662b2bf6e442ea7667de038a21ec82be (diff)
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ABOUT time. dce/rpc long packet format now works, server-side.
turns out that [it can be deduced that] microsoft ignores the SMBreadX offset, and goes by the SMBreadX length only. this makes for a lot simpler code, in both client and server. (This used to be commit a8b641c027c8cce179455ac1f6fd0322a8ab017d)
Diffstat (limited to 'source3/rpc_server')
-rw-r--r--source3/rpc_server/srv_pipe_hnd.c2
-rw-r--r--source3/rpc_server/srv_util.c93
2 files changed, 90 insertions, 5 deletions
diff --git a/source3/rpc_server/srv_pipe_hnd.c b/source3/rpc_server/srv_pipe_hnd.c
index 7ab2b3aec6..95aa46fd9a 100644
--- a/source3/rpc_server/srv_pipe_hnd.c
+++ b/source3/rpc_server/srv_pipe_hnd.c
@@ -244,8 +244,6 @@ int read_pipe(uint16 pnum, char *data, uint32 pos, int n)
else if (data_hdr_pos == p->next_frag_start)
{
DEBUG(6,("read_pipe: next fragment expected\n"));
-
- /* advance to the next fragment */
}
p->file_offset += num;
diff --git a/source3/rpc_server/srv_util.c b/source3/rpc_server/srv_util.c
index 868cf3a4ac..90a811e490 100644
--- a/source3/rpc_server/srv_util.c
+++ b/source3/rpc_server/srv_util.c
@@ -61,6 +61,14 @@ rid_name domain_alias_rids[] =
{ 0 , NULL }
};
+/* array lookup of well-known Domain RID users. */
+rid_name domain_user_rids[] =
+{
+ { DOMAIN_USER_RID_ADMIN , "Administrator" },
+ { DOMAIN_USER_RID_GUEST , "Guest" },
+ { 0 , NULL }
+};
+
/* array lookup of well-known Domain RID groups. */
rid_name domain_group_rids[] =
{
@@ -297,6 +305,9 @@ BOOL api_rpcTNP(pipes_struct *p, char *rpc_name, struct api_struct *api_rpc_cmds
return False;
}
+ p->frag_len_left = p->hdr.frag_len - p->file_offset;
+ p->next_frag_start = p->hdr.frag_len;
+
/* set up the data chain */
p->rhdr.data->offset.start = 0;
p->rhdr.data->offset.end = p->rhdr.offset;
@@ -319,6 +330,8 @@ uint32 lookup_group_name(uint32 rid, char *group_name, uint32 *type)
int i = 0;
(*type) = SID_NAME_DOM_GRP;
+ DEBUG(5,("lookup_group_name: rid: %d", rid));
+
while (domain_group_rids[i].rid != rid && domain_group_rids[i].rid != 0)
{
i++;
@@ -327,9 +340,11 @@ uint32 lookup_group_name(uint32 rid, char *group_name, uint32 *type)
if (domain_group_rids[i].rid != 0)
{
fstrcpy(group_name, domain_group_rids[i].name);
+ DEBUG(5,(" = %s\n", group_name));
return 0x0;
}
+ DEBUG(5,(" none mapped\n"));
return 0xC0000000 | NT_STATUS_NONE_MAPPED;
}
@@ -343,6 +358,8 @@ uint32 lookup_alias_name(uint32 rid, char *alias_name, uint32 *type)
int i = 0;
(*type) = SID_NAME_WKN_GRP;
+ DEBUG(5,("lookup_alias_name: rid: %d", rid));
+
while (domain_alias_rids[i].rid != rid && domain_alias_rids[i].rid != 0)
{
i++;
@@ -351,9 +368,11 @@ uint32 lookup_alias_name(uint32 rid, char *alias_name, uint32 *type)
if (domain_alias_rids[i].rid != 0)
{
fstrcpy(alias_name, domain_alias_rids[i].name);
+ DEBUG(5,(" = %s\n", alias_name));
return 0x0;
}
+ DEBUG(5,(" none mapped\n"));
return 0xC0000000 | NT_STATUS_NONE_MAPPED;
}
@@ -363,9 +382,30 @@ uint32 lookup_alias_name(uint32 rid, char *alias_name, uint32 *type)
uint32 lookup_user_name(uint32 rid, char *user_name, uint32 *type)
{
struct smb_passwd *smb_pass;
+ uint32 unix_uid;
+ int i = 0;
(*type) = SID_NAME_USER;
- /* find the user account */
+ DEBUG(5,("lookup_user_name: rid: %d", rid));
+
+ /* look up the well-known domain user rids first */
+ while (domain_user_rids[i].rid != rid && domain_user_rids[i].rid != 0)
+ {
+ i++;
+ }
+
+ if (domain_user_rids[i].rid != 0)
+ {
+ fstrcpy(user_name, domain_user_rids[i].name);
+ DEBUG(5,(" = %s\n", user_name));
+ return 0x0;
+ }
+
+ DEBUG(5,(" uid: %d", unix_uid));
+
+ unix_uid = uid_to_user_rid(rid);
+
+ /* ok, it's a user. find the user account */
become_root(True);
smb_pass = getsmbpwuid(rid); /* lkclXXXX SHOULD use rid mapping here! */
unbecome_root(True);
@@ -373,9 +413,11 @@ uint32 lookup_user_name(uint32 rid, char *user_name, uint32 *type)
if (smb_pass != NULL)
{
fstrcpy(user_name, smb_pass->smb_name);
+ DEBUG(5,(" = %s\n", user_name));
return 0x0;
}
+ DEBUG(5,(" none mapped\n"));
return 0xC0000000 | NT_STATUS_NONE_MAPPED;
}
@@ -470,11 +512,56 @@ BOOL name_to_rid(char *user_name, uint32 *u_rid, uint32 *g_rid)
{
/* turn the unix UID into a Domain RID. this is what the posix
sub-system does (adds 1000 to the uid) */
- *u_rid = (uint32)(pw->pw_uid + 1000);
+ *u_rid = uid_to_user_rid(pw->pw_uid);
}
/* absolutely no idea what to do about the unix GID to Domain RID mapping */
- *g_rid = (uint32)(pw->pw_gid + 1000);
+ *g_rid = gid_to_group_rid(pw->pw_gid);
return True;
}
+
+/*******************************************************************
+ XXXX THIS FUNCTION SHOULD NOT BE HERE: IT SHOULD BE A STATIC FUNCTION
+ INSIDE smbpass.c
+
+ converts NT User RID to a UNIX uid.
+ ********************************************************************/
+uid_t user_rid_to_uid(uint32 u_rid)
+{
+ return (uid_t)(u_rid - 1000);
+}
+
+/*******************************************************************
+ XXXX THIS FUNCTION SHOULD NOT BE HERE: IT SHOULD BE A STATIC FUNCTION
+ INSIDE smbpass.c
+
+ converts NT Group RID to a UNIX uid.
+ ********************************************************************/
+uid_t group_rid_to_uid(uint32 u_gid)
+{
+ return (uid_t)(u_gid - 1000);
+}
+
+/*******************************************************************
+ XXXX THIS FUNCTION SHOULD NOT BE HERE: IT SHOULD BE A STATIC FUNCTION
+ INSIDE smbpass.c
+
+ converts UNIX uid to an NT User RID.
+ ********************************************************************/
+uint32 uid_to_user_rid(uint32 uid)
+{
+ return (uint32)(uid + 1000);
+}
+
+/*******************************************************************
+ XXXX THIS FUNCTION SHOULD NOT BE HERE: IT SHOULD BE A STATIC FUNCTION
+ INSIDE smbpass.c
+
+ converts NT Group RID to a UNIX uid.
+ ********************************************************************/
+uint32 gid_to_group_rid(uint32 gid)
+{
+ return (uint32)(gid + 1000);
+}
+