Import sources from 2011-03-30 iso image - sys/include

1 files changed, 173 insertions, 0 deletions

diff --git a/sys/include/authsrv.h b/sys/include/authsrv.h
new file mode 100755
index 000000000..41ef56a3a
--- /dev/null
+++ b/sys/include/authsrv.h
@@ -0,0 +1,173 @@
+#pragma	src	"/sys/src/libauthsrv"
+#pragma	lib	"libauthsrv.a"
+
+/*
+ * Interface for talking to authentication server.
+ */
+typedef struct	Ticket		Ticket;
+typedef struct	Ticketreq	Ticketreq;
+typedef struct	Authenticator	Authenticator;
+typedef struct	Nvrsafe		Nvrsafe;
+typedef struct	Passwordreq	Passwordreq;
+typedef struct	OChapreply	OChapreply;
+typedef struct	OMSchapreply	OMSchapreply;
+
+enum
+{
+	ANAMELEN=	28,	/* name max size in previous proto */
+	AERRLEN=	64,	/* errstr max size in previous proto */
+	DOMLEN=		48,	/* authentication domain name length */
+	DESKEYLEN=	7,	/* encrypt/decrypt des key length */
+	CHALLEN=	8,	/* plan9 sk1 challenge length */
+	NETCHLEN=	16,	/* max network challenge length (used in AS protocol) */
+	CONFIGLEN=	14,
+	SECRETLEN=	32,	/* secret max size */
+
+	KEYDBOFF=	8,	/* bytes of random data at key file's start */
+	OKEYDBLEN=	ANAMELEN+DESKEYLEN+4+2,	/* old key file entry length */
+	KEYDBLEN=	OKEYDBLEN+SECRETLEN,	/* key file entry length */
+	OMD5LEN=	16,
+};
+
+/* encryption numberings (anti-replay) */
+enum
+{
+	AuthTreq=1,	/* ticket request */
+	AuthChal=2,	/* challenge box request */
+	AuthPass=3,	/* change password */
+	AuthOK=4,	/* fixed length reply follows */
+	AuthErr=5,	/* error follows */
+	AuthMod=6,	/* modify user */
+	AuthApop=7,	/* apop authentication for pop3 */
+	AuthOKvar=9,	/* variable length reply follows */
+	AuthChap=10,	/* chap authentication for ppp */
+	AuthMSchap=11,	/* MS chap authentication for ppp */
+	AuthCram=12,	/* CRAM verification for IMAP (RFC2195 & rfc2104) */
+	AuthHttp=13,	/* http domain login */
+	AuthVNC=14,	/* VNC server login (deprecated) */
+
+
+	AuthTs=64,	/* ticket encrypted with server's key */
+	AuthTc,		/* ticket encrypted with client's key */
+	AuthAs,		/* server generated authenticator */
+	AuthAc,		/* client generated authenticator */
+	AuthTp,		/* ticket encrypted with client's key for password change */
+	AuthHr,		/* http reply */
+};
+
+struct Ticketreq
+{
+	char	type;
+	char	authid[ANAMELEN];	/* server's encryption id */
+	char	authdom[DOMLEN];	/* server's authentication domain */
+	char	chal[CHALLEN];		/* challenge from server */
+	char	hostid[ANAMELEN];	/* host's encryption id */
+	char	uid[ANAMELEN];		/* uid of requesting user on host */
+};
+#define	TICKREQLEN	(3*ANAMELEN+CHALLEN+DOMLEN+1)
+
+struct Ticket
+{
+	char	num;			/* replay protection */
+	char	chal[CHALLEN];		/* server challenge */
+	char	cuid[ANAMELEN];		/* uid on client */
+	char	suid[ANAMELEN];		/* uid on server */
+	char	key[DESKEYLEN];		/* nonce DES key */
+};
+#define	TICKETLEN	(CHALLEN+2*ANAMELEN+DESKEYLEN+1)
+
+struct Authenticator
+{
+	char	num;			/* replay protection */
+	char	chal[CHALLEN];
+	ulong	id;			/* authenticator id, ++'d with each auth */
+};
+#define	AUTHENTLEN	(CHALLEN+4+1)
+
+struct Passwordreq
+{
+	char	num;
+	char	old[ANAMELEN];
+	char	new[ANAMELEN];
+	char	changesecret;
+	char	secret[SECRETLEN];	/* new secret */
+};
+#define	PASSREQLEN	(2*ANAMELEN+1+1+SECRETLEN)
+
+struct	OChapreply
+{
+	uchar	id;
+	char	uid[ANAMELEN];
+	char	resp[OMD5LEN];
+};
+
+struct	OMSchapreply
+{
+	char	uid[ANAMELEN];
+	char	LMresp[24];		/* Lan Manager response */
+	char	NTresp[24];		/* NT response */
+};
+
+/*
+ *  convert to/from wire format
+ */
+extern	int	convT2M(Ticket*, char*, char*);
+extern	void	convM2T(char*, Ticket*, char*);
+extern	void	convM2Tnoenc(char*, Ticket*);
+extern	int	convA2M(Authenticator*, char*, char*);
+extern	void	convM2A(char*, Authenticator*, char*);
+extern	int	convTR2M(Ticketreq*, char*);
+extern	void	convM2TR(char*, Ticketreq*);
+extern	int	convPR2M(Passwordreq*, char*, char*);
+extern	void	convM2PR(char*, Passwordreq*, char*);
+
+/*
+ *  convert ascii password to DES key
+ */
+extern	int	opasstokey(char*, char*);
+extern	int	passtokey(char*, char*);
+
+/*
+ *  Nvram interface
+ */
+enum {
+	NVread		= 0,	/* just read */
+	NVwrite		= 1<<0,	/* always prompt and rewrite nvram */
+	NVwriteonerr	= 1<<1,	/* prompt and rewrite nvram when corrupt */
+	NVwritemem	= 1<<2,	/* don't prompt, write nvram from argument */
+};
+
+/* storage layout */
+struct Nvrsafe
+{
+	char	machkey[DESKEYLEN];	/* was file server's authid's des key */
+	uchar	machsum;
+	char	authkey[DESKEYLEN];	/* authid's des key from password */
+	uchar	authsum;
+	/*
+	 * file server config string of device holding full configuration;
+	 * secstore key on non-file-servers.
+	 */
+	char	config[CONFIGLEN];
+	uchar	configsum;
+	char	authid[ANAMELEN];	/* auth userid, e.g., bootes */
+	uchar	authidsum;
+	char	authdom[DOMLEN]; /* auth domain, e.g., cs.bell-labs.com */
+	uchar	authdomsum;
+};
+
+extern	uchar	nvcsum(void*, int);
+extern int	readnvram(Nvrsafe*, int);
+
+/*
+ *  call up auth server
+ */
+extern	int	authdial(char *netroot, char *authdom);
+
+/*
+ *  exchange messages with auth server
+ */
+extern	int	_asgetticket(int, char*, char*);
+extern	int	_asrdresp(int, char*, int);
+extern	int	sslnegotiate(int, Ticket*, char**, char**);
+extern	int	srvsslnegotiate(int, Ticket*, char**, char**);