src/vsl_fifo.h

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/*
 * Copyright 2006, Internet2
 * Legal conditions are in file LICENSE
 * (MD5 = c434f2e53b8089d8b4d0172c7ce07360).
 */

// Don't document
#ifdef ENABLE_FIFO

/**
 * @file   vsl_ssh.h
 * @author Nikolaus Rath
 * @brief  Functions for SSH handshake
 *
 **/

#ifndef VSL_FIFO_H
#define VSL_FIFO_H

#include "vsl.h"
#include "vsl_api.h"

//! Maximum fifo path length for ssh auth
#define MAX_PATH 512

//! Maximum numer of cached fifo messages
#define MSG_QUEUE_SIZE 64

//! When to discard a fifo message (seconds)
#define MSG_TIMEOUT 60


/*
 * Prototypes
 */

/* Client */
int send_ssh_req   (vsl_sock* socket);
int recv_ssh_res   (vsl_sock* socket, const char* path);
int fork_ssh       (vsl_sock* socket, const char* user,
                    const char* host, const char* fifo);
int send_key_ssh   (vsl_sock* socket, const char *key);
int close_ssh      (vsl_sock* socket);
int ssh_send_res   (vsl_sock* socket, const char* phrase);
int ssh_recv_cha   (vsl_sock* socket, const char* phrase);


/* Server */
int recv_ssh_req   (vsl_sock* socket);
int send_ssh_res   (vsl_sock* socket, const char* path);
int open_fifo      (vsl_sock* socket, const char *path);
int recv_key_ssh   (vsl_sock* socket);
int close_fifo     (vsl_sock* socket);
int ssh_send_cha   (vsl_sock* socket, const char* phrase);
int ssh_recv_res   (vsl_sock* socket, const char* phrase);


/* Init & Cleanup */
int ssh_init      (void);
int ssh_destruct  (void);


/******************************************************************
 * The following functions belong to the API and were removed from
 * vsl_api.h
 ******************************************************************/

int vsl_auth_ssh_c      (vsl_sock* socket, const char* user,
                         const char* host, const char *path);
int vsl_auth_ssh_s      (vsl_sock* socket, const char* fifo);


#endif

#endif

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