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Jumbo patch to implement PAP and CHAP for sppp(4). Partially based on

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Serge's (Cronyx's) code in the vendor branch.  (FR support not yet
merged.)
This commit is contained in:
Joerg Wunsch 1997-10-11 11:25:28 +00:00
parent a42428bb03
commit 1f6b09ad8b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=30300
2 changed files with 1504 additions and 152 deletions
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55
sys/net/if_sppp.h
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@ -14,7 +14,7 @@
* or modify this software as long as this message is kept with the software,
* all derivative works or modified versions.
*
* From: Version 1.7, Wed Jun 7 22:12:02 MSD 1995
* From: Version 2.0, Fri Oct 6 20:39:21 MSK 1995
*
* $Id: if_sppp.h,v 1.6 1997/05/22 22:15:39 joerg Exp $
*/
@ -47,7 +47,24 @@ struct sipcp {
#define IPCP_MYADDR_DYN 2 /* my address is dynamically assigned */
};
#define IDX_COUNT (IDX_IPCP + 1) /* bump this when adding cp's! */
#define AUTHNAMELEN 32
#define AUTHKEYLEN 16
struct sauth {
u_short proto; /* authentication protocol to use */
u_short flags;
#define AUTHFLAG_NOCALLOUT 1 /* do not require authentication on */
/* callouts */
#define AUTHFLAG_NORECHALLENGE 2 /* do not re-challenge CHAP */
u_char name[AUTHNAMELEN]; /* system identification name */
u_char secret[AUTHKEYLEN]; /* secret password */
u_char challenge[AUTHKEYLEN]; /* random challenge */
};
#define IDX_PAP 2
#define IDX_CHAP 3
#define IDX_COUNT (IDX_CHAP + 1) /* bump this when adding cp's! */
/*
* Don't change the order of this. Ordering the phases this way allows
@ -75,9 +92,12 @@ struct sppp {
u_char confid[IDX_COUNT]; /* id of last configuration request */
int rst_counter[IDX_COUNT]; /* restart counter */
int fail_counter[IDX_COUNT]; /* negotiation failure counter */
struct callout_handle ch[IDX_COUNT];
struct slcp lcp; /* LCP params */
struct sipcp ipcp; /* IPCP params */
struct callout_handle ch[IDX_COUNT]; /* per-proto and if callouts */
struct callout_handle pap_my_to_ch; /* PAP needs one more... */
struct slcp lcp; /* LCP params */
struct sipcp ipcp; /* IPCP params */
struct sauth myauth; /* auth params, i'm peer */
struct sauth hisauth; /* auth params, i'm authenticator */
/*
* These functions are filled in by sppp_attach(), and are
* expected to be used by the lower layer (hardware) drivers
@ -100,16 +120,41 @@ struct sppp {
#define PP_KEEPALIVE 0x01 /* use keepalive protocol */
#define PP_CISCO 0x02 /* use Cisco protocol instead of PPP */
/* 0x04 was PP_TIMO */
#define PP_CALLIN 0x08 /* we are being called */
#define PP_NEEDAUTH 0x10 /* remote requested authentication */
#define PP_MTU 1500 /* default/minimal MRU */
#define PP_MAX_MRU 2048 /* maximal MRU we want to negotiate */
/*
* Definitions to pass struct sppp data down into the kernel using the
* SIOC[SG]IFGENERIC ioctl interface.
*
* In order to use this, create a struct spppreq, fill in the cmd
* field with SPPPIOGDEFS, and put the address of this structure into
* the ifr_data portion of a struct ifreq. Pass this struct to a
* SIOCGIFGENERIC ioctl. Then replace the cmd field by SPPPIOCDEFS,
* modify the defs field as desired, and pass the struct ifreq now
* to a SIOCSIFGENERIC ioctl.
*/
#define SPPPIOGDEFS ((caddr_t)(('S' << 24) + (1 << 16) + sizeof(struct sppp)))
#define SPPPIOSDEFS ((caddr_t)(('S' << 24) + (2 << 16) + sizeof(struct sppp)))
struct spppreq {
int cmd;
struct sppp defs;
};
#ifdef KERNEL
void sppp_attach (struct ifnet *ifp);
void sppp_detach (struct ifnet *ifp);
void sppp_input (struct ifnet *ifp, struct mbuf *m);
int sppp_ioctl (struct ifnet *ifp, int cmd, void *data);
struct mbuf *sppp_dequeue (struct ifnet *ifp);
struct mbuf *sppp_pick(struct ifnet *ifp);
int sppp_isempty (struct ifnet *ifp);
void sppp_flush (struct ifnet *ifp);
#endif

1601
sys/net/if_spppsubr.c
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