just whitespace
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@@ -2,7 +2,7 @@
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* dirhash.c -- Calculate the hash of a directory entry
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*
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* Copyright (c) 2001 Daniel Phillips
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*
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*
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* Copyright (c) 2002 Theodore Ts'o.
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*
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* %Begin-Header%
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@@ -25,7 +25,7 @@
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* (see Applied Cryptography, 2nd edition, p448).
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*
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* Jeremy Fitzhardinge <jeremy@zip.com.au> 1998
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*
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*
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* This code is made available under the terms of the GPL
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*/
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#define DELTA 0x9E3779B9
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@@ -37,10 +37,10 @@ static void TEA_transform(__u32 buf[4], __u32 const in[])
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__u32 a = in[0], b = in[1], c = in[2], d = in[3];
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int n = 16;
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do {
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sum += DELTA;
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b0 += ((b1 << 4)+a) ^ (b1+sum) ^ ((b1 >> 5)+b);
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b1 += ((b0 << 4)+c) ^ (b0+sum) ^ ((b0 >> 5)+d);
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do {
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sum += DELTA;
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b0 += ((b1 << 4)+a) ^ (b1+sum) ^ ((b1 >> 5)+b);
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b1 += ((b0 << 4)+c) ^ (b0+sum) ^ ((b0 >> 5)+d);
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} while(--n);
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buf[0] += b0;
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@@ -121,7 +121,7 @@ static ext2_dirhash_t dx_hack_hash (const char *name, int len)
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__u32 hash0 = 0x12a3fe2d, hash1 = 0x37abe8f9;
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while (len--) {
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__u32 hash = hash1 + (hash0 ^ (*name++ * 7152373));
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if (hash & 0x80000000) hash -= 0x7fffffff;
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hash1 = hash0;
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hash0 = hash;
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@@ -160,11 +160,11 @@ static void str2hashbuf(const char *msg, int len, __u32 *buf, int num)
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* Returns the hash of a filename. If len is 0 and name is NULL, then
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* this function can be used to test whether or not a hash version is
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* supported.
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*
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*
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* The seed is an 4 longword (32 bits) "secret" which can be used to
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* uniquify a hash. If the seed is all zero's, then some default seed
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* may be used.
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*
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*
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* A particular hash version specifies whether or not the seed is
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* represented, and whether or not the returned hash is 32 bits or 64
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* bits. 32 bit hashes will return 0 for the minor hash.
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@@ -178,7 +178,7 @@ errcode_t ext2fs_dirhash(int version, const char *name, int len,
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__u32 minor_hash = 0;
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const char *p;
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int i;
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__u32 in[8], buf[4];
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__u32 in[8], buf[4];
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/* Initialize the default seed for the hash checksum functions */
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buf[0] = 0x67452301;
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@@ -195,7 +195,7 @@ errcode_t ext2fs_dirhash(int version, const char *name, int len,
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if (i < 4)
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memcpy(buf, seed, sizeof(buf));
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}
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switch (version) {
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case EXT2_HASH_LEGACY:
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hash = dx_hack_hash(name, len);
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