ppp_mppe.h File Reference

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Macros
#define	MPPE_PAD   4 /* MPPE growth per frame */
#define	MPPE_MAX_KEY_LEN   16 /* largest key length (128-bit) */
#define	MPPE_OPT_40   0x01 /* 40 bit */
#define	MPPE_OPT_128   0x02 /* 128 bit */
#define	MPPE_OPT_STATEFUL   0x04 /* stateful mode */
#define	MPPE_OPT_56   0x08 /* 56 bit */
#define	MPPE_OPT_MPPC   0x10 /* MPPC compression */
#define	MPPE_OPT_D   0x20 /* Unknown */
#define	MPPE_OPT_UNSUPPORTED   (MPPE_OPT_56|MPPE_OPT_MPPC|MPPE_OPT_D)
#define	MPPE_OPT_UNKNOWN   0x40 /* Bits !defined in RFC 3078 were set */
#define	MPPE_C_BIT   0x01 /* MPPC */
#define	MPPE_D_BIT   0x10 /* Obsolete, usage unknown */
#define	MPPE_L_BIT   0x20 /* 40-bit */
#define	MPPE_S_BIT   0x40 /* 128-bit */
#define	MPPE_M_BIT   0x80 /* 56-bit, not supported */
#define	MPPE_H_BIT   0x01 /* Stateless (in a different byte) */
#define	MPPE_ALL_BITS   (MPPE_D_BIT|MPPE_L_BIT|MPPE_S_BIT|MPPE_M_BIT|MPPE_H_BIT)
#define	MPPE_OPTS_TO_CI(opts, ci)
#define	MPPE_CI_TO_OPTS(ci, opts)

Macro Definition Documentation

#define MPPE_ALL_BITS   (MPPE_D_BIT|MPPE_L_BIT|MPPE_S_BIT|MPPE_M_BIT|MPPE_H_BIT)

Definition at line 30 of file ppp_mppe.h.

#define MPPE_C_BIT   0x01 /* MPPC */

Definition at line 22 of file ppp_mppe.h.

#define MPPE_CI_TO_OPTS	(		ci,
			opts
	)

Definition at line 55 of file ppp_mppe.h.

#define MPPE_D_BIT   0x10 /* Obsolete, usage unknown */

Definition at line 23 of file ppp_mppe.h.

#define MPPE_H_BIT   0x01 /* Stateless (in a different byte) */

Definition at line 27 of file ppp_mppe.h.

#define MPPE_L_BIT   0x20 /* 40-bit */

Definition at line 24 of file ppp_mppe.h.

#define MPPE_M_BIT   0x80 /* 56-bit, not supported */

Definition at line 26 of file ppp_mppe.h.

#define MPPE_MAX_KEY_LEN   16 /* largest key length (128-bit) */

Definition at line 2 of file ppp_mppe.h.

#define MPPE_OPT_128   0x02 /* 128 bit */

Definition at line 6 of file ppp_mppe.h.

#define MPPE_OPT_40   0x01 /* 40 bit */

Definition at line 5 of file ppp_mppe.h.

#define MPPE_OPT_56   0x08 /* 56 bit */

Definition at line 9 of file ppp_mppe.h.

#define MPPE_OPT_D   0x20 /* Unknown */

Definition at line 11 of file ppp_mppe.h.

#define MPPE_OPT_MPPC   0x10 /* MPPC compression */

Definition at line 10 of file ppp_mppe.h.

#define MPPE_OPT_STATEFUL   0x04 /* stateful mode */

Definition at line 7 of file ppp_mppe.h.

#define MPPE_OPT_UNKNOWN   0x40 /* Bits !defined in RFC 3078 were set */

Definition at line 13 of file ppp_mppe.h.

#define MPPE_OPT_UNSUPPORTED   (MPPE_OPT_56|MPPE_OPT_MPPC|MPPE_OPT_D)

Definition at line 12 of file ppp_mppe.h.

#define MPPE_OPTS_TO_CI	(		opts,
			ci
	)

Value:

do {                                       \
       u_char *ptr = ci; /* u_char[4] */       \
                                               \
       /* H bit */                             \
       if (opts & MPPE_OPT_STATEFUL)           \
           *ptr++ = 0x0;                       \
       else                                    \
           *ptr++ = MPPE_H_BIT;                \
       *ptr++ = 0;                             \
       *ptr++ = 0;                             \
                                               \
       /* S,L bits */                          \
       *ptr = 0;                               \
       if (opts & MPPE_OPT_128)                \
           *ptr |= MPPE_S_BIT;                 \
       if (opts & MPPE_OPT_40)                 \
           *ptr |= MPPE_L_BIT;                 \
       /* M,D,C bits not supported */          \
    } while (/* CONSTCOND */ 0)

Definition at line 33 of file ppp_mppe.h.

#define MPPE_PAD   4 /* MPPE growth per frame */

Definition at line 1 of file ppp_mppe.h.

#define MPPE_S_BIT   0x40 /* 128-bit */

Definition at line 25 of file ppp_mppe.h.