rpc: convert all uid and gid variables to u_int.

After further discussion, instead of pretending to use
uid_t and gid_t as upstream Solaris and linux try to, we
are better using u_int, which is in fact what the code
can handle and best approaches the range of values used
by uid and gid.

Discussed with:	bde
Reviewed by:	bde

4 files changed, 8 insertions, 7 deletions

diff --git a/lib/libc/rpc/auth_unix.c b/lib/libc/rpc/auth_unix.c
index 4d7a89b..5c138d0 100644
--- a/lib/libc/rpc/auth_unix.c
+++ b/lib/libc/rpc/auth_unix.c
@@ -94,10 +94,10 @@ struct audata {
 AUTH *
 authunix_create(machname, uid, gid, len, aup_gids)
 	char *machname;
-	uid_t uid;
-	gid_t gid;
+	u_int uid;
+	u_int gid;
 	int len;
-	gid_t *aup_gids;
+	u_int *aup_gids;
 {
 	struct authunix_parms aup;
 	char mymem[MAX_AUTH_BYTES];
@@ -207,6 +207,7 @@ authunix_create_default()
 		abort();
 	if (ngids > NGRPS)
 		ngids = NGRPS;
+	/* XXX: interface problem; we should translate from uid_t and gid_t */
 	auth = authunix_create(machname, uid, gid, ngids, gids);
 	free(gids);
 	return (auth);
diff --git a/lib/libc/rpc/authunix_prot.c b/lib/libc/rpc/authunix_prot.c
index 36311e8..f80b176 100644
--- a/lib/libc/rpc/authunix_prot.c
+++ b/lib/libc/rpc/authunix_prot.c
@@ -60,7 +60,7 @@ xdr_authunix_parms(xdrs, p)
 	XDR *xdrs;
 	struct authunix_parms *p;
 {
-	gid_t **paup_gids;
+	u_int **paup_gids;
 
 	assert(xdrs != NULL);
 	assert(p != NULL);
@@ -72,7 +72,7 @@ xdr_authunix_parms(xdrs, p)
 	    xdr_u_int(xdrs, &(p->aup_uid)) &&
 	    xdr_u_int(xdrs, &(p->aup_gid)) &&
 	    xdr_array(xdrs, (char **) paup_gids,
-	    &(p->aup_len), NGRPS, sizeof(gid_t), (xdrproc_t)xdr_int) ) {
+	    &(p->aup_len), NGRPS, sizeof(u_int), (xdrproc_t)xdr_u_int) ) {
 		return (TRUE);
 	}
 	return (FALSE);
diff --git a/lib/libc/rpc/rpc_soc.3 b/lib/libc/rpc/rpc_soc.3
index a049a83..1af5728 100644
--- a/lib/libc/rpc/rpc_soc.3
+++ b/lib/libc/rpc/rpc_soc.3
@@ -148,7 +148,7 @@ default authentication used by
 .Ft "AUTH *"
 .Xc
 .It Xo
-.Fn authunix_create "char *host" "uid_t uid" "gid_t gid" "int len" "gid_t *aup_gids"
+.Fn authunix_create "char *host" "u_int uid" "u_int gid" "int len" "u_int *aup_gids"
 .Xc
 .Pp
 Create and return an
diff --git a/lib/libc/rpc/svc_auth_unix.c b/lib/libc/rpc/svc_auth_unix.c
index f889d81..20d4ecc 100644
--- a/lib/libc/rpc/svc_auth_unix.c
+++ b/lib/libc/rpc/svc_auth_unix.c
@@ -68,7 +68,7 @@ _svcauth_unix(rqst, msg)
 	struct area {
 		struct authunix_parms area_aup;
 		char area_machname[MAX_MACHINE_NAME+1];
-		gid_t area_gids[NGRPS];
+		u_int area_gids[NGRPS];
 	} *area;
 	u_int auth_len;
 	size_t str_len, gid_len;