1 files changed, 95 insertions, 0 deletions
diff --git a/lib/librpc/secure_rpc/demo/whoami_proc.c b/lib/librpc/secure_rpc/demo/whoami_proc.c
new file mode 100644
index 0000000..231d322
--- /dev/null
+++ b/lib/librpc/secure_rpc/demo/whoami_proc.c
@@ -0,0 +1,95 @@
+#if defined(LIBC_SCCS) && !defined(lint)
+static char sccsid[] = 	"@(#)whoami_proc.c	2.3 89/07/11 4.0 RPCSRC";
+#endif
+/*
+ * whoami_proc.c: secure identity verifier and reporter: server proc
+ */
+#include <sys/param.h>
+#include <rpc/rpc.h>
+#include <rpc/key_prot.h>
+#include <pwd.h>
+#include "whoami.h"
+
+extern char *strcpy();
+
+/*
+ * Report on the server's notion of the client's identity.
+ */
+remote_identity *
+whoami_iask_1(nullarg, rqstp)
+    void           *nullarg;
+	struct svc_req *rqstp;
+{
+static remote_identity   whoisthem;
+static char              username[MAXNETNAMELEN+1];
+static char              realname[MAXNETNAMELEN+1]; /* really gecos field */
+static int               grouplist[NGROUPS];
+    char                 publickey[HEXKEYBYTES+1];
+
+    struct authdes_cred *des_cred;
+    struct passwd *pwdent;
+
+    switch (rqstp->rq_cred.oa_flavor)
+    {
+    case AUTH_DES:
+        whoisthem.remote_username = username;
+        whoisthem.remote_realname = realname;
+        whoisthem.gids.gids_val = grouplist;
+        des_cred = (struct authdes_cred *) rqstp->rq_clntcred;
+        /*
+         * Check to see if the netname being used is in the public key
+         * database (if not, reject this (potential) imposter).
+         */
+        if (! getpublickey(des_cred->adc_fullname.name, publickey))
+        {
+            svcerr_weakauth(rqstp->rq_xprt);
+            return(NULL);
+        }
+        /*
+         * Get the info that the client wants.
+         */
+        if (! netname2user(des_cred->adc_fullname.name, &whoisthem.uid,
+                &whoisthem.gid, &whoisthem.gids.gids_len,
+                whoisthem.gids.gids_val))
+        {                           /* netname not found */
+            whoisthem.authenticated = FALSE;
+            strcpy(whoisthem.remote_username, "nobody");
+            strcpy(whoisthem.remote_realname, "INTERLOPER!");
+            whoisthem.uid = -2;
+            whoisthem.gid = -2;
+            whoisthem.gids.gids_len = 0;
+            return(&whoisthem);
+        }
+        /* else we found the netname */
+        whoisthem.authenticated = TRUE;
+        pwdent = getpwuid(whoisthem.uid);
+        strcpy(whoisthem.remote_username, pwdent->pw_name);
+        strcpy(whoisthem.remote_realname, pwdent->pw_gecos);
+        return(&whoisthem);
+        break;
+    case AUTH_UNIX:
+    case AUTH_NULL:
+    default:
+        svcerr_weakauth(rqstp->rq_xprt);
+        return(NULL);
+    }
+}
+
+/*
+ * Return server's netname. AUTH_NONE is valid.
+ * This routine allows this server to be started under any uid,
+ * and the client can ask us our netname for use in authdes_create().
+ */
+name *
+whoami_whoru_1(nullarg, rqstp)
+    void           *nullarg;
+	struct svc_req *rqstp;
+{
+static name              whoru;
+static char              servername[MAXNETNAMELEN+1];
+
+    whoru = servername;
+    getnetname(servername);
+
+    return(&whoru);
+}