Remove old Linux kernel MPPE stuff

[ppp.git] / linux / mppe / linux-2.4.18-include.patch

diff --git a/linux/mppe/linux-2.4.18-include.patch b/linux/mppe/linux-2.4.18-include.patch
deleted file mode 100644 (file)
index b8dd56f..0000000
--- a/linux/mppe/linux-2.4.18-include.patch
+++ /dev/null
@@ -1,103 +0,0 @@
---- linux/include/linux/ppp-comp.h.orig        Fri Aug  6 10:44:11 1999
-+++ linux/include/linux/ppp-comp.h     Mon Mar 25 09:11:33 2002
-@@ -187,6 +187,100 @@
- #define DEFLATE_CHK_SEQUENCE  0
- 
- /*
-+ * Definitions for MPPE.
-+ */
-+
-+#define CI_MPPE                       18      /* config option for MPPE */
-+#define CILEN_MPPE            6       /* length of config option */
-+
-+#define MPPE_PAD              4       /* MPPE growth per frame */
-+#define MPPE_MAX_KEY_LEN      16      /* largest key length (128-bit) */
-+
-+/* option bits for ccp_options.mppe */
-+#define MPPE_OPT_40           0x01    /* 40 bit */
-+#define MPPE_OPT_128          0x02    /* 128 bit */
-+#define MPPE_OPT_STATEFUL     0x04    /* stateful mode */
-+/* unsupported opts */
-+#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 */
-+
-+/*
-+ * This is not nice ... the alternative is a bitfield struct though.
-+ * And unfortunately, we cannot share the same bits for the option
-+ * names above since C and H are the same bit.  We could do a u_int32
-+ * but then we have to do a htonl() all the time and/or we still need
-+ * to know which octet is which.
-+ */
-+#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) */
-+
-+/* Does not include H bit; used for least significant octet only. */
-+#define MPPE_ALL_BITS (MPPE_D_BIT|MPPE_L_BIT|MPPE_S_BIT|MPPE_M_BIT|MPPE_H_BIT)
-+
-+/* Build a CI from mppe opts (see RFC 3078) */
-+#define MPPE_OPTS_TO_CI(opts, ci)             \
-+    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)
-+
-+/* The reverse of the above */
-+#define MPPE_CI_TO_OPTS(ci, opts)             \
-+    do {                                      \
-+      u_char *ptr = ci; /* u_char[4] */       \
-+                                              \
-+      opts = 0;                               \
-+                                              \
-+      /* H bit */                             \
-+      if (!(ptr[0] & MPPE_H_BIT))             \
-+          opts |= MPPE_OPT_STATEFUL;          \
-+                                              \
-+      /* S,L bits */                          \
-+      if (ptr[3] & MPPE_S_BIT)                \
-+          opts |= MPPE_OPT_128;               \
-+      if (ptr[3] & MPPE_L_BIT)                \
-+          opts |= MPPE_OPT_40;                \
-+                                              \
-+      /* M,D,C bits */                        \
-+      if (ptr[3] & MPPE_M_BIT)                \
-+          opts |= MPPE_OPT_56;                \
-+      if (ptr[3] & MPPE_D_BIT)                \
-+          opts |= MPPE_OPT_D;                 \
-+      if (ptr[3] & MPPE_C_BIT)                \
-+          opts |= MPPE_OPT_MPPC;              \
-+                                              \
-+      /* Other bits */                        \
-+      if (ptr[0] & ~MPPE_H_BIT)               \
-+          opts |= MPPE_OPT_UNKNOWN;           \
-+      if (ptr[1] || ptr[2])                   \
-+          opts |= MPPE_OPT_UNKNOWN;           \
-+      if (ptr[3] & ~MPPE_ALL_BITS)            \
-+          opts |= MPPE_OPT_UNKNOWN;           \
-+    } while (/* CONSTCOND */ 0)
-+
-+/*
-  * Definitions for other, as yet unsupported, compression methods.
-  */
-