--- /dev/null
+/* Simple API for the tinysrp library. */
+
+#ifndef T_PWD_H
+#define MAXUSERLEN 32
+#define SESSION_KEY_LEN 40 /* 320-bit session key */
+#endif
+
+typedef struct {
+ char username[MAXUSERLEN + 1];
+ unsigned char key[SESSION_KEY_LEN];
+} TSRP_SESSION;
+
+/* These functions are passed a connected socket, and return true for a
+successful authentication. If tsrp is not NULL, the username and key
+fields are filled in. */
+
+extern int tsrp_server_authenticate(int s, TSRP_SESSION *tsrp);
+extern int tsrp_client_authenticate(int s, char *user, char *pass, TSRP_SESSION *tsrp);