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/*
* Copyright (C) 2006 Stig Venaas <venaas@uninett.no>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*/
#define DEBUG_LEVEL 3
#define CONFIG_MAIN "/etc/radsecproxy.conf"
/* MAX_REQUESTS must be 256 due to Radius' 8 bit ID field */
#define MAX_REQUESTS 256
#define DEFAULT_TLS_SECRET "mysecret"
#define DEFAULT_UDP_PORT "1812"
#define DEFAULT_TLS_PORT "2083"
#define REQUEST_EXPIRY 20
#define REQUEST_RETRIES 3
#define MAX_CERT_DEPTH 5
#define STATUS_SERVER_PERIOD 25
#define RAD_Access_Request 1
#define RAD_Access_Accept 2
#define RAD_Access_Reject 3
#define RAD_Accounting_Request 4
#define RAD_Accounting_Response 5
#define RAD_Access_Challenge 11
#define RAD_Status_Server 12
#define RAD_Status_Client 13
#define RAD_Attr_User_Name 1
#define RAD_Attr_User_Password 2
#define RAD_Attr_Reply_Message 18
#define RAD_Attr_Vendor_Specific 26
#define RAD_Attr_Tunnel_Password 69
#define RAD_Attr_Message_Authenticator 80
#define RAD_VS_ATTR_MS_MPPE_Send_Key 16
#define RAD_VS_ATTR_MS_MPPE_Recv_Key 17
#define CONF_STR 1
#define CONF_CBK 2
struct options {
char *listenudp;
char *listentcp;
char *logdestination;
uint8_t loglevel;
};
/* requests that our client will send */
struct request {
unsigned char *buf;
uint8_t tries;
uint8_t received;
struct timeval expiry;
struct client *from;
uint8_t origid; /* used by servwr */
char origauth[16]; /* used by servwr */
struct sockaddr_storage fromsa; /* used by udpservwr */
};
/* replies that a server will send */
struct reply {
unsigned char *buf;
struct sockaddr_storage tosa; /* used by udpservwr */
};
struct replyq {
struct reply *replies;
int count;
int size;
pthread_mutex_t count_mutex;
pthread_cond_t count_cond;
};
struct peer {
char type; /* U for UDP, T for TLS */
char *host;
char *port;
char *secret;
uint8_t statusserver;
SSL_CTX *ssl_ctx;
struct addrinfo *addrinfo;
};
struct client {
struct peer *peer;
SSL *ssl;
struct replyq *replyq;
};
struct server {
struct peer *peer;
int sock;
SSL *ssl;
pthread_mutex_t lock;
pthread_t clientth;
struct timeval lastconnecttry;
uint8_t connectionok;
int nextid;
struct request *requests;
uint8_t newrq;
pthread_mutex_t newrq_mutex;
pthread_cond_t newrq_cond;
};
struct realm {
char *name;
char *message;
regex_t regex;
struct server *server;
};
struct tls {
char *name;
SSL_CTX *ctx;
int count;
};
#define RADLEN(x) ntohs(((uint16_t *)(x))[1])
#define ATTRTYPE(x) ((x)[0])
#define ATTRLEN(x) ((x)[1])
#define ATTRVAL(x) ((x) + 2)
#define ATTRVALLEN(x) ((x)[1] - 2)
#define SOCKADDR_SIZE(addr) ((addr).ss_family == AF_INET ? \
sizeof(struct sockaddr_in) : \
sizeof(struct sockaddr_in6))
void errx(char *format, ...);
void err(char *format, ...);
char *stringcopy(char *s, int len);
char *addr2string(struct sockaddr *addr, socklen_t len);
int bindport(int type, char *port);
int connectport(int type, char *host, char *port);
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