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authorGuido van Rooij <guido@FreeBSD.org>1994-05-19 18:13:11 +0000
committerGuido van Rooij <guido@FreeBSD.org>1994-05-19 18:13:11 +0000
commit110af3d672597c7d44e65f81538e132126eaf6cd (patch)
treebea6080606e2fc5fcfcff2cb5a12f3acd66bde2e /lib/libskey/md4.h
parent9eb28b5fdec65b0956d71b947179aa8f03b93c1b (diff)
downloadsrc-110af3d672597c7d44e65f81538e132126eaf6cd.tar.gz
src-110af3d672597c7d44e65f81538e132126eaf6cd.zip
1) Added s/key support .
2 Added optional excessive login logging. 3) Added login acces control on a per host/tty base. 4) See skey(1) for skey descriptions and src/usr.bin/login/README for the logging and access control features. -Guido
Notes
Notes: svn path=/head/; revision=1519
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+#ifdef __STDC__
+#define __ARGS(X) X /* For ANSI C */
+#else
+#define __ARGS(X) ()
+#endif
+
+/*
+ *
+ * md4.h -- Header file for implementation of MD4 Message Digest Algorithm
+ * Updated: 2/13/90 by Ronald L. Rivest
+ * (C) 1990 RSA Data Security, Inc.
+ * Reformatted and de-linted - 2/12/91 Phil Karn
+ */
+
+/* MDstruct is the data structure for a message digest computation. */
+typedef struct {
+ unsigned long buffer[4];/* Holds 4-word result of MD computation */
+ unsigned char count[8]; /* Number of bits processed so far */
+ unsigned int done; /* Nonzero means MD computation finished */
+} MDstruct, *MDptr;
+
+/* MDbegin(MD)
+ * Input: MD -- an MDptr
+ * Initialize the MDstruct prepatory to doing a message digest computation.
+ */
+extern void MDbegin __ARGS((MDptr MDp));
+
+/* MDupdate(MD,X,count)
+ * Input: MD -- an MDptr
+ * X -- a pointer to an array of unsigned characters.
+ * count -- the number of bits of X to use (an unsigned int).
+ * Updates MD using the first ``count'' bits of X.
+ * The array pointed to by X is not modified.
+ * If count is not a multiple of 8, MDupdate uses high bits of last byte.
+ * This is the basic input routine for a user.
+ * The routine terminates the MD computation when count < 512, so
+ * every MD computation should end with one call to MDupdate with a
+ * count less than 512. Zero is OK for a count.
+ */
+extern void MDupdate __ARGS((MDptr MDp,unsigned char *X,unsigned int count));
+
+/* MDprint(MD)
+ * Input: MD -- an MDptr
+ * Prints message digest buffer MD as 32 hexadecimal digits.
+ * Order is from low-order byte of buffer[0] to high-order byte of buffer[3].
+ * Each byte is printed with high-order hexadecimal digit first.
+ */
+extern void MDprint __ARGS((MDptr MDp));
+
+/* End of md4.h */