159 lines
3.9 KiB
C
159 lines
3.9 KiB
C
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/*
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* This file is part of the UCB release of Plan 9. It is subject to the license
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* terms in the LICENSE file found in the top-level directory of this
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* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
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* part of the UCB release of Plan 9, including this file, may be copied,
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* modified, propagated, or distributed except according to the terms contained
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* in the LICENSE file.
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*/
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#pragma src "/sys/src/lib/auth"
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#pragma lib "libauth.a"
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/*
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* Interface for typical callers.
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*/
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typedef struct AuthInfo AuthInfo;
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typedef struct Chalstate Chalstate;
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typedef struct Chapreply Chapreply;
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typedef struct MSchapreply MSchapreply;
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typedef struct UserPasswd UserPasswd;
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typedef struct AuthRpc AuthRpc;
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enum
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{
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MAXCHLEN= 256, /* max challenge length */
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MAXNAMELEN= 256, /* maximum name length */
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MD5LEN= 16,
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ARok = 0, /* rpc return values */
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ARdone,
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ARerror,
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ARneedkey,
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ARbadkey,
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ARwritenext,
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ARtoosmall,
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ARtoobig,
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ARrpcfailure,
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ARphase,
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AuthRpcMax = 4096,
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};
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struct AuthRpc
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{
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int afd;
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char ibuf[AuthRpcMax+1]; /* +1 for NUL in auth_rpc.c */
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char obuf[AuthRpcMax];
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char *arg;
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uint32_t narg;
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};
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struct AuthInfo
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{
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char *cuid; /* caller id */
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char *suid; /* server id */
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char *cap; /* capability (only valid on server side) */
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int nsecret; /* length of secret */
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uint8_t *secret; /* secret */
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};
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struct Chalstate
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{
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char *user;
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char chal[MAXCHLEN];
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int nchal;
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void *resp;
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int nresp;
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/* for implementation only */
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int afd; /* to factotum */
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AuthRpc *rpc; /* to factotum */
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char userbuf[MAXNAMELEN]; /* temp space if needed */
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int userinchal; /* user was sent to obtain challenge */
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};
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struct Chapreply /* for protocol "chap" */
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{
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uint8_t id;
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char resp[MD5LEN];
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};
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struct MSchapreply /* for protocol "mschap" */
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{
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char LMresp[24]; /* Lan Manager response */
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char NTresp[24]; /* NT response */
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};
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struct UserPasswd
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{
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char *user;
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char *passwd;
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};
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extern int newns(char*, char*);
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extern int addns(char*, char*);
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extern int noworld(char*);
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extern int amount(int, char*, int, char*);
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/* these two may get generalized away -rsc */
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extern int login(char*, char*, char*);
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extern int httpauth(char*, char*);
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typedef struct Attr Attr;
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enum {
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AttrNameval, /* name=val -- when matching, must have name=val */
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AttrQuery, /* name? -- when matching, must be present */
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AttrDefault, /* name:=val -- when matching, if present must match INTERNAL */
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};
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struct Attr
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{
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int type;
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Attr *next;
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char *name;
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char *val;
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};
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typedef int AuthGetkey(char*);
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int _attrfmt(Fmt*);
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Attr *_copyattr(Attr*);
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Attr *_delattr(Attr*, char*);
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Attr *_findattr(Attr*, char*);
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void _freeattr(Attr*);
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Attr *_mkattr(int, char*, char*, Attr*);
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Attr *_parseattr(char*);
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char *_strfindattr(Attr*, char*);
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#pragma varargck type "A" Attr*
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extern AuthInfo* fauth_proxy(int, AuthRpc *rpc, AuthGetkey *getkey,
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char *params);
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extern AuthInfo* auth_proxy(int fd, AuthGetkey *getkey, char *fmt,
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...);
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extern int auth_getkey(char*);
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extern int (*amount_getkey)(char*);
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extern void auth_freeAI(AuthInfo *ai);
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extern int auth_chuid(AuthInfo *ai, char *ns);
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extern Chalstate *auth_challenge(char*, ...);
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extern AuthInfo* auth_response(Chalstate*);
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extern int auth_respond(void*, uint32_t, char*, uint32_t, void*,
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uint32_t, AuthGetkey *getkey, char*,
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...);
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extern void auth_freechal(Chalstate*);
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extern AuthInfo* auth_userpasswd(char *user, char *passwd);
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extern UserPasswd* auth_getuserpasswd(AuthGetkey *getkey, char*,
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...);
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extern AuthInfo* auth_getinfo(AuthRpc *rpc);
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extern AuthRpc* auth_allocrpc(int afd);
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extern Attr* auth_attr(AuthRpc *rpc);
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extern void auth_freerpc(AuthRpc *rpc);
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extern uint32_t auth_rpc(AuthRpc *rpc, char *verb, void *a,
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int n);
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extern int auth_wep(char*, char*, ...);
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#pragma varargck argpos auth_proxy 3
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#pragma varargck argpos auth_challenge 1
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#pragma varargck argpos auth_respond 8
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#pragma varargck argpos auth_getuserpasswd 2
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