Delete bundled copy of NSS and replace with README.

nss/lib/util/hasht.h

-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-#ifndef _HASHT_H_
-#define _HASHT_H_
-
-#include "prtypes.h"
-
-/* Opaque objects */
-typedef struct SECHashObjectStr SECHashObject;
-typedef struct HASHContextStr HASHContext;
-
-/*
- * The hash functions the security library supports
- * NOTE the order must match the definition of SECHashObjects[]!
- */
-typedef enum {
-    HASH_AlgNULL   = 0,
-    HASH_AlgMD2    = 1,
-    HASH_AlgMD5    = 2,
-    HASH_AlgSHA1   = 3,
-    HASH_AlgSHA256 = 4,
-    HASH_AlgSHA384 = 5,
-    HASH_AlgSHA512 = 6,
-    HASH_AlgSHA224 = 7,
-    HASH_AlgTOTAL
-} HASH_HashType;
-
-/*
- * Number of bytes each hash algorithm produces
- */
-#define MD2_LENGTH      16
-#define MD5_LENGTH      16
-#define SHA1_LENGTH     20
-#define SHA224_LENGTH   28
-#define SHA256_LENGTH   32
-#define SHA384_LENGTH   48
-#define SHA512_LENGTH   64
-#define HASH_LENGTH_MAX SHA512_LENGTH
-
-/*
- * Structure to hold hash computation info and routines
- */
-struct SECHashObjectStr {
-    unsigned int length;  /* hash output length (in bytes) */
-    void * (*create)(void);
-    void * (*clone)(void *);
-    void (*destroy)(void *, PRBool);
-    void (*begin)(void *);
-    void (*update)(void *, const unsigned char *, unsigned int);
-    void (*end)(void *, unsigned char *, unsigned int *, unsigned int);
-    unsigned int blocklength;  /* hash input block size (in bytes) */
-    HASH_HashType type;
-    void (*end_raw)(void *, unsigned char *, unsigned int *, unsigned int);
-};
-
-struct HASHContextStr {
-    const struct SECHashObjectStr *hashobj;
-    void *hash_context;
-};
-
-#endif /* _HASHT_H_ */