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< div id = "projectbrief" > Set of algorithms implemented in C.< / div >
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< div class = "headertitle" > < div class = "title" > Hash algorithms< / div > < / div >
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Files< / h2 > < / td > < / tr >
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< tr class = "memdesc:d3/d39/hash__adler32_8c" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > 32-bit < a href = "https://en.wikipedia.org/wiki/Adler-32" target = "_blank" > Adler hash< / a > algorithm < br / > < / td > < / tr >
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< tr class = "memdesc:d9/dc9/hash__crc32_8c" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > 32-bit < a href = "https://en.wikipedia.org/wiki/Cyclic_redundancy_check#CRC-32_algorithm" target = "_blank" > CRC hash< / a > algorithm < br / > < / td > < / tr >
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< tr class = "memdesc:d0/d57/hash__xor8_8c" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > 8-bit < a href = "https://en.wikipedia.org/wiki/XOR_cipher" target = "_blank" > XOR hash< / a > algorithm for ASCII characters < br / > < / td > < / tr >
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Macros< / h2 > < / td > < / tr >
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< tr class = "memdesc:gafe4fb267f5fd876bc5f069b0a76054e4" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > for asserts < br / > < / td > < / tr >
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< tr class = "memdesc:gaaf1984a095293c68f7dad2d31790ec3b" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > zero-value initializer for u128 type < br / > < / td > < / tr >
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Typedefs< / h2 > < / td > < / tr >
< tr class = "memitem:gac7cf56cc7cc7b14ceded8253b45db728" > < td class = "memItemLeft" align = "right" valign = "top" > < a id = "gac7cf56cc7cc7b14ceded8253b45db728" name = "gac7cf56cc7cc7b14ceded8253b45db728" > < / a >
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< tr class = "memdesc:gac7cf56cc7cc7b14ceded8253b45db728" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > 128-bit number represented as two uint64's < br / > < / td > < / tr >
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typedef uint64_t  < / td > < td class = "memItemRight" valign = "bottom" > < b > block_t< / b > [< a class = "el" href = "../../d7/d3b/group__hash.html#gafe4fb267f5fd876bc5f069b0a76054e4" > bb< / a > /sizeof(uint64_t)]< / td > < / tr >
< tr class = "memdesc:gad587ec486728a1423ca04c21482e0685" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Padded input block containing bb bytes. < br / > < / td > < / tr >
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< tr class = "heading" > < td colspan = "2" > < h2 class = "groupheader" > < a id = "func-members" name = "func-members" > < / a >
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Functions< / h2 > < / td > < / tr >
< tr class = "memitem:ga506f0227a3b5f9434a503e09a3cb672b" > < td class = "memItemLeft" align = "right" valign = "top" > uint32_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#ga506f0227a3b5f9434a503e09a3cb672b" > adler32< / a > (const char *s)< / td > < / tr >
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< tr class = "memdesc:ga506f0227a3b5f9434a503e09a3cb672b" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > 32-bit Adler algorithm implementation < br / > < / td > < / tr >
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< tr class = "memdesc:ga994ea8b243b6c0fbef734551ec5765dd" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Test function for < a class = "el" href = "../../d7/d3b/group__hash.html#ga506f0227a3b5f9434a503e09a3cb672b" title = "32-bit Adler algorithm implementation" > adler32< / a > . < br / > < / td > < / tr >
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< tr class = "separator:ga994ea8b243b6c0fbef734551ec5765dd" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< tr class = "memitem:ga94c9f3e74306c2b7ac5f141d8454dbe9" > < td class = "memItemLeft" align = "right" valign = "top" > static void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#ga94c9f3e74306c2b7ac5f141d8454dbe9" > u128_fill< / a > (< a class = "el" href = "../../d7/d3b/group__hash.html#gac7cf56cc7cc7b14ceded8253b45db728" > u128< / a > dest, size_t n)< / td > < / tr >
< tr class = "memdesc:ga94c9f3e74306c2b7ac5f141d8454dbe9" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > put value of n into dest < br / > < / td > < / tr >
< tr class = "separator:ga94c9f3e74306c2b7ac5f141d8454dbe9" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:gaead2e4f50d0c512905c07ddd564e082e" > < td class = "memItemLeft" align = "right" valign = "top" > static void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#gaead2e4f50d0c512905c07ddd564e082e" > u128_increment< / a > (< a class = "el" href = "../../d7/d3b/group__hash.html#gac7cf56cc7cc7b14ceded8253b45db728" > u128< / a > dest, uint64_t n)< / td > < / tr >
< tr class = "memdesc:gaead2e4f50d0c512905c07ddd564e082e" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > increment an 128-bit number by a given amount < br / > < / td > < / tr >
< tr class = "separator:gaead2e4f50d0c512905c07ddd564e082e" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ga049d44b5a4804ca5a1b7a290f3fa3202" > < td class = "memItemLeft" align = "right" valign = "top" > static void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#ga049d44b5a4804ca5a1b7a290f3fa3202" > G< / a > (< a class = "el" href = "../../d7/d3b/group__hash.html#gad587ec486728a1423ca04c21482e0685" > block_t< / a > v, uint8_t a, uint8_t b, uint8_t c, uint8_t d, uint64_t x, uint64_t y)< / td > < / tr >
< tr class = "memdesc:ga049d44b5a4804ca5a1b7a290f3fa3202" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > blake2b mixing function G < br / > < / td > < / tr >
< tr class = "separator:ga049d44b5a4804ca5a1b7a290f3fa3202" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ga37e02cbf2df2247d31ab92f443990dbd" > < td class = "memItemLeft" align = "right" valign = "top" > static void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#ga37e02cbf2df2247d31ab92f443990dbd" > F< / a > (uint64_t h[8], < a class = "el" href = "../../d7/d3b/group__hash.html#gad587ec486728a1423ca04c21482e0685" > block_t< / a > m, < a class = "el" href = "../../d7/d3b/group__hash.html#gac7cf56cc7cc7b14ceded8253b45db728" > u128< / a > t, int f)< / td > < / tr >
< tr class = "memdesc:ga37e02cbf2df2247d31ab92f443990dbd" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > compression function F < br / > < / td > < / tr >
< tr class = "separator:ga37e02cbf2df2247d31ab92f443990dbd" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:gafa42f7c30fb9921ba2eafa8b68b23582" > < td class = "memItemLeft" align = "right" valign = "top" > static int  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#gafa42f7c30fb9921ba2eafa8b68b23582" > BLAKE2B< / a > (uint8_t *dest, < a class = "el" href = "../../d7/d3b/group__hash.html#gad587ec486728a1423ca04c21482e0685" > block_t< / a > *d, size_t dd, < a class = "el" href = "../../d7/d3b/group__hash.html#gac7cf56cc7cc7b14ceded8253b45db728" > u128< / a > ll, uint8_t kk, uint8_t nn)< / td > < / tr >
< tr class = "memdesc:gafa42f7c30fb9921ba2eafa8b68b23582" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > driver function to perform the hashing as described in specification < br / > < / td > < / tr >
< tr class = "separator:gafa42f7c30fb9921ba2eafa8b68b23582" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:gaf2cd4bc8e8097fff865741a0efc42eca" > < td class = "memItemLeft" align = "right" valign = "top" > uint8_t *  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#gaf2cd4bc8e8097fff865741a0efc42eca" > blake2b< / a > (const uint8_t *message, size_t len, const uint8_t *key, uint8_t kk, uint8_t nn)< / td > < / tr >
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< tr class = "memdesc:gaf2cd4bc8e8097fff865741a0efc42eca" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > blake2b hash function < br / > < / td > < / tr >
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< tr class = "separator:gaf2cd4bc8e8097fff865741a0efc42eca" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< tr class = "memitem:ga483e7ee6db1dc09a0f3e683e028ec567" > < td class = "memItemLeft" align = "right" valign = "top" > uint32_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#ga483e7ee6db1dc09a0f3e683e028ec567" > crc32< / a > (const char *s)< / td > < / tr >
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< tr class = "memdesc:ga483e7ee6db1dc09a0f3e683e028ec567" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > 32-bit CRC algorithm implementation < br / > < / td > < / tr >
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< tr class = "separator:ga483e7ee6db1dc09a0f3e683e028ec567" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:gad451622bbdca271edfa8e0d98ca422f2" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#gad451622bbdca271edfa8e0d98ca422f2" > test_crc32< / a > ()< / td > < / tr >
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< tr class = "memdesc:gad451622bbdca271edfa8e0d98ca422f2" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Test function for < a class = "el" href = "../../d7/d3b/group__hash.html#ga483e7ee6db1dc09a0f3e683e028ec567" title = "32-bit CRC algorithm implementation" > crc32< / a > . < br / > < / td > < / tr >
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< tr class = "separator:gad451622bbdca271edfa8e0d98ca422f2" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ga1ac362fa25f7c35d104205985f8e754b" > < td class = "memItemLeft" align = "right" valign = "top" > uint64_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#ga1ac362fa25f7c35d104205985f8e754b" > djb2< / a > (const char *s)< / td > < / tr >
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< tr class = "memdesc:ga1ac362fa25f7c35d104205985f8e754b" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > DJB2 algorithm implementation. < br / > < / td > < / tr >
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< tr class = "separator:ga1ac362fa25f7c35d104205985f8e754b" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ga9f76001544014905468dc812336110d5" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#ga9f76001544014905468dc812336110d5" > test_djb2< / a > (void)< / td > < / tr >
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< tr class = "memdesc:ga9f76001544014905468dc812336110d5" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Test function for < a class = "el" href = "../../d7/d3b/group__hash.html#ga1ac362fa25f7c35d104205985f8e754b" title = "DJB2 algorithm implementation." > djb2< / a > . < br / > < / td > < / tr >
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< tr class = "separator:ga9f76001544014905468dc812336110d5" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ga8ab8eeb35f8ccfcad89091b5fdd4f605" > < td class = "memItemLeft" align = "right" valign = "top" > uint64_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#ga8ab8eeb35f8ccfcad89091b5fdd4f605" > sdbm< / a > (const char *s)< / td > < / tr >
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< tr class = "memdesc:ga8ab8eeb35f8ccfcad89091b5fdd4f605" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > SDBM algorithm implementation. < br / > < / td > < / tr >
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< tr class = "separator:ga8ab8eeb35f8ccfcad89091b5fdd4f605" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:gab87679863646255178427a56dc33e453" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#gab87679863646255178427a56dc33e453" > test_sdbm< / a > ()< / td > < / tr >
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< tr class = "memdesc:gab87679863646255178427a56dc33e453" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Test function for < a class = "el" href = "../../d7/d3b/group__hash.html#ga8ab8eeb35f8ccfcad89091b5fdd4f605" title = "SDBM algorithm implementation." > sdbm< / a > . < br / > < / td > < / tr >
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< tr class = "separator:gab87679863646255178427a56dc33e453" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:gae4836b42b998b336298f3b19dcc9cdeb" > < td class = "memItemLeft" align = "right" valign = "top" > uint8_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#gae4836b42b998b336298f3b19dcc9cdeb" > xor8< / a > (const char *s)< / td > < / tr >
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< tr class = "memdesc:gae4836b42b998b336298f3b19dcc9cdeb" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > 8-bit XOR algorithm implementation < br / > < / td > < / tr >
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< tr class = "separator:gae4836b42b998b336298f3b19dcc9cdeb" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ga39d4c16427acbf8bbe744f6d8ed61dc0" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#ga39d4c16427acbf8bbe744f6d8ed61dc0" > test_xor8< / a > ()< / td > < / tr >
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< tr class = "memdesc:ga39d4c16427acbf8bbe744f6d8ed61dc0" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Test function for < a class = "el" href = "../../d7/d3b/group__hash.html#gae4836b42b998b336298f3b19dcc9cdeb" title = "8-bit XOR algorithm implementation" > xor8< / a > . < br / > < / td > < / tr >
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< tr class = "separator:ga39d4c16427acbf8bbe744f6d8ed61dc0" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< / table > < table class = "memberdecls" >
< tr class = "heading" > < td colspan = "2" > < h2 class = "groupheader" > < a id = "var-members" name = "var-members" > < / a >
Variables< / h2 > < / td > < / tr >
< tr class = "memitem:ga725275fda6544f05ec52cd3c0599de70" > < td class = "memItemLeft" align = "right" valign = "top" > < a id = "ga725275fda6544f05ec52cd3c0599de70" name = "ga725275fda6544f05ec52cd3c0599de70" > < / a >
static const uint8_t  < / td > < td class = "memItemRight" valign = "bottom" > < b > R1< / b > = 32< / td > < / tr >
< tr class = "memdesc:ga725275fda6544f05ec52cd3c0599de70" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Rotation constant 1 for mixing function G. < br / > < / td > < / tr >
< tr class = "separator:ga725275fda6544f05ec52cd3c0599de70" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ga636ffdae3b9f1559ae5419320d10a901" > < td class = "memItemLeft" align = "right" valign = "top" > < a id = "ga636ffdae3b9f1559ae5419320d10a901" name = "ga636ffdae3b9f1559ae5419320d10a901" > < / a >
static const uint8_t  < / td > < td class = "memItemRight" valign = "bottom" > < b > R2< / b > = 24< / td > < / tr >
< tr class = "memdesc:ga636ffdae3b9f1559ae5419320d10a901" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Rotation constant 2 for mixing function G. < br / > < / td > < / tr >
< tr class = "separator:ga636ffdae3b9f1559ae5419320d10a901" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:gac1a3efdb45c4a807074d73fb8435144f" > < td class = "memItemLeft" align = "right" valign = "top" > < a id = "gac1a3efdb45c4a807074d73fb8435144f" name = "gac1a3efdb45c4a807074d73fb8435144f" > < / a >
static const uint8_t  < / td > < td class = "memItemRight" valign = "bottom" > < b > R3< / b > = 16< / td > < / tr >
< tr class = "memdesc:gac1a3efdb45c4a807074d73fb8435144f" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Rotation constant 3 for mixing function G. < br / > < / td > < / tr >
< tr class = "separator:gac1a3efdb45c4a807074d73fb8435144f" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:gaf05b277482f6c423d3d2ee7f273e4da1" > < td class = "memItemLeft" align = "right" valign = "top" > < a id = "gaf05b277482f6c423d3d2ee7f273e4da1" name = "gaf05b277482f6c423d3d2ee7f273e4da1" > < / a >
static const uint8_t  < / td > < td class = "memItemRight" valign = "bottom" > < b > R4< / b > = 63< / td > < / tr >
< tr class = "memdesc:gaf05b277482f6c423d3d2ee7f273e4da1" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Rotation constant 4 for mixing function G. < br / > < / td > < / tr >
< tr class = "separator:gaf05b277482f6c423d3d2ee7f273e4da1" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:gabaac4e8c647ac9882ec38de284382c0b" > < td class = "memItemLeft" align = "right" valign = "top" > static const uint64_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#gabaac4e8c647ac9882ec38de284382c0b" > blake2b_iv< / a > [8]< / td > < / tr >
< tr class = "memdesc:gabaac4e8c647ac9882ec38de284382c0b" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > BLAKE2b Initialization vector blake2b_iv[i] = floor(2**64 * frac(sqrt(prime(i+1)))), where prime(i) is the i:th prime number. < br / > < / td > < / tr >
< tr class = "separator:gabaac4e8c647ac9882ec38de284382c0b" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:gac97f6ce73af41a0bd4bce78b3f42f6c8" > < td class = "memItemLeft" align = "right" valign = "top" > static const uint8_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../d7/d3b/group__hash.html#gac97f6ce73af41a0bd4bce78b3f42f6c8" > blake2b_sigma< / a > [12][16]< / td > < / tr >
< tr class = "memdesc:gac97f6ce73af41a0bd4bce78b3f42f6c8" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > word schedule permutations for each round of the algorithm < br / > < / td > < / tr >
< tr class = "separator:gac97f6ce73af41a0bd4bce78b3f42f6c8" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< / table >
< a name = "details" id = "details" > < / a > < h2 class = "groupheader" > Detailed Description< / h2 >
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< h2 class = "groupheader" > Macro Definition Documentation< / h2 >
< a id = "gafe4fb267f5fd876bc5f069b0a76054e4" name = "gafe4fb267f5fd876bc5f069b0a76054e4" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#gafe4fb267f5fd876bc5f069b0a76054e4" > ◆   < / a > < / span > bb< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > #define bb      128< / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > for asserts < / p >
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< p > for fixed-width integer types e.g. uint64_t and uint8_t for IO for malloc, calloc, and free. As well as size_t< / p >
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< p > the size of a data block in bytes < / p >
< / div >
< / div >
< a id = "gafa6921cfca101af04b9dcc8d29bc7b16" name = "gafa6921cfca101af04b9dcc8d29bc7b16" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#gafa6921cfca101af04b9dcc8d29bc7b16" > ◆   < / a > < / span > CEIL< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > #define CEIL< / td >
< td > (< / td >
< td class = "paramtype" >   < / td >
< td class = "paramname" > a, < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" >   < / td >
< td class = "paramname" > b  < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td >       (((a) / (b)) + ((a) % (b) != 0))< / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
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< p > ceiling division macro without floats < / p >
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< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramname" > a< / td > < td > dividend < / td > < / tr >
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< tr > < td class = "paramname" > b< / td > < td > divisor < / td > < / tr >
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< / table >
< / dd >
< / dl >
< / div >
< / div >
< a id = "gaaf1984a095293c68f7dad2d31790ec3b" name = "gaaf1984a095293c68f7dad2d31790ec3b" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#gaaf1984a095293c68f7dad2d31790ec3b" > ◆   < / a > < / span > U128_ZERO< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > #define U128_ZERO< / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< b > Value:< / b > < div class = "fragment" > < div class = "line" > { \< / div >
< div class = "line" > 0, 0 \< / div >
< div class = "line" > }< / div >
< / div > <!-- fragment -->
< p > zero-value initializer for u128 type < / p >
< / div >
< / div >
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< h2 class = "groupheader" > Function Documentation< / h2 >
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< a id = "ga506f0227a3b5f9434a503e09a3cb672b" name = "ga506f0227a3b5f9434a503e09a3cb672b" > < / a >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ga506f0227a3b5f9434a503e09a3cb672b" > ◆   < / a > < / span > adler32()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > uint32_t adler32 < / td >
< td > (< / td >
< td class = "paramtype" > const char *  < / td >
< td class = "paramname" > < em > s< / em > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > 32-bit Adler algorithm implementation < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramname" > s< / td > < td > NULL terminated ASCII string to hash < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > 32-bit hash result < / dd > < / dl >
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< div class = "fragment" > < div class = "line" > < span class = "lineno" > 19< / span > {< / div >
< div class = "line" > < span class = "lineno" > 20< / span > uint32_t a = 1;< / div >
< div class = "line" > < span class = "lineno" > 21< / span > uint32_t b = 0;< / div >
< div class = "line" > < span class = "lineno" > 22< / span > < span class = "keyword" > const< / span > uint32_t MODADLER = 65521;< / div >
< div class = "line" > < span class = "lineno" > 23< / span > < / div >
< div class = "line" > < span class = "lineno" > 24< / span > < span class = "keywordtype" > size_t< / span > i = 0;< / div >
< div class = "line" > < span class = "lineno" > 25< / span > < span class = "keywordflow" > while< / span > (s[i] != < span class = "charliteral" > ' \0' < / span > )< / div >
< div class = "line" > < span class = "lineno" > 26< / span > {< / div >
< div class = "line" > < span class = "lineno" > 27< / span > a = (a + s[i]) % MODADLER;< / div >
< div class = "line" > < span class = "lineno" > 28< / span > b = (b + a) % MODADLER;< / div >
< div class = "line" > < span class = "lineno" > 29< / span > i++;< / div >
< div class = "line" > < span class = "lineno" > 30< / span > }< / div >
< div class = "line" > < span class = "lineno" > 31< / span > < span class = "keywordflow" > return< / span > (b < < 16) | a;< / div >
< div class = "line" > < span class = "lineno" > 32< / span > }< / div >
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< / div >
< / div >
< a id = "gaf2cd4bc8e8097fff865741a0efc42eca" name = "gaf2cd4bc8e8097fff865741a0efc42eca" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#gaf2cd4bc8e8097fff865741a0efc42eca" > ◆   < / a > < / span > blake2b()< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > uint8_t * blake2b < / td >
< td > (< / td >
< td class = "paramtype" > const uint8_t *  < / td >
< td class = "paramname" > < em > message< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > size_t  < / td >
< td class = "paramname" > < em > len< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const uint8_t *  < / td >
< td class = "paramname" > < em > key< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > uint8_t  < / td >
< td class = "paramname" > < em > kk< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > uint8_t  < / td >
< td class = "paramname" > < em > nn< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
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< p > blake2b hash function < / p >
< p > This is the front-end function that sets up the argument for < a class = "el" href = "../../d7/d3b/group__hash.html#gafa42f7c30fb9921ba2eafa8b68b23582" title = "driver function to perform the hashing as described in specification" > BLAKE2B()< / a > .< / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramname" > message< / td > < td > the message to be hashed < / td > < / tr >
< tr > < td class = "paramname" > len< / td > < td > length of message (0 < = len < 2**128) (depends on sizeof(size_t) for this implementation) < / td > < / tr >
< tr > < td class = "paramname" > key< / td > < td > optional secret key < / td > < / tr >
< tr > < td class = "paramname" > kk< / td > < td > length of optional secret key (0 < = kk < = 64) < / td > < / tr >
< tr > < td class = "paramname" > nn< / td > < td > length of output digest (1 < = nn < 64)< / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > NULL if heap memory couldn't be allocated. Otherwise heap allocated memory nn bytes large < / dd > < / dl >
< div class = "fragment" > < div class = "line" > < span class = "lineno" > 356< / span > {< / div >
< div class = "line" > < span class = "lineno" > 357< / span > uint8_t *dest = NULL;< / div >
< div class = "line" > < span class = "lineno" > 358< / span > uint64_t long_hold;< / div >
< div class = "line" > < span class = "lineno" > 359< / span > < span class = "keywordtype" > size_t< / span > dd, has_key, i;< / div >
< div class = "line" > < span class = "lineno" > 360< / span > < span class = "keywordtype" > size_t< / span > block_index, word_in_block;< / div >
< div class = "line" > < span class = "lineno" > 361< / span > < a class = "code hl_typedef" href = "../../d7/d3b/group__hash.html#gac7cf56cc7cc7b14ceded8253b45db728" > u128< / a > ll;< / div >
< div class = "line" > < span class = "lineno" > 362< / span > < a class = "code hl_typedef" href = "../../d7/d3b/group__hash.html#gad587ec486728a1423ca04c21482e0685" > block_t< / a > *blocks;< / div >
< div class = "line" > < span class = "lineno" > 363< / span > < / div >
< div class = "line" > < span class = "lineno" > 364< / span > < span class = "keywordflow" > if< / span > (message == NULL)< / div >
< div class = "line" > < span class = "lineno" > 365< / span > {< / div >
< div class = "line" > < span class = "lineno" > 366< / span > len = 0;< / div >
< div class = "line" > < span class = "lineno" > 367< / span > }< / div >
< div class = "line" > < span class = "lineno" > 368< / span > < span class = "keywordflow" > if< / span > (key == NULL)< / div >
< div class = "line" > < span class = "lineno" > 369< / span > {< / div >
< div class = "line" > < span class = "lineno" > 370< / span > kk = 0;< / div >
< div class = "line" > < span class = "lineno" > 371< / span > }< / div >
< div class = "line" > < span class = "lineno" > 372< / span > < / div >
< div class = "line" > < span class = "lineno" > 373< / span > kk = < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#ga3acffbd305ee72dcd4593c0d8af64a4f" > MIN< / a > (kk, < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#ga1ee4dc21c835217a5a1dddfb48b43063" > KK_MAX< / a > );< / div >
< div class = "line" > < span class = "lineno" > 374< / span > nn = < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#ga3acffbd305ee72dcd4593c0d8af64a4f" > MIN< / a > (nn, < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#ga27e69b76332a4a7e970d2b4e29674cff" > NN_MAX< / a > );< / div >
< div class = "line" > < span class = "lineno" > 375< / span > < / div >
< div class = "line" > < span class = "lineno" > 376< / span > dd = < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#gafa99ec4acc4ecb2dc3c2d05da15d0e3f" > MAX< / a > (< a class = "code hl_define" href = "../../d7/d3b/group__hash.html#gafa6921cfca101af04b9dcc8d29bc7b16" > CEIL< / a > (kk, < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#gafe4fb267f5fd876bc5f069b0a76054e4" > bb< / a > ) + < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#gafa6921cfca101af04b9dcc8d29bc7b16" > CEIL< / a > (len, < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#gafe4fb267f5fd876bc5f069b0a76054e4" > bb< / a > ), 1);< / div >
< div class = "line" > < span class = "lineno" > 377< / span > < / div >
< div class = "line" > < span class = "lineno" > 378< / span > blocks = < a class = "code hl_define" href = "../../d2/ddd/malloc__dbg_8h.html#afdddaa949a93c1ef559a638e98f9c21b" > calloc< / a > (dd, < span class = "keyword" > sizeof< / span > (< a class = "code hl_typedef" href = "../../d7/d3b/group__hash.html#gad587ec486728a1423ca04c21482e0685" > block_t< / a > ));< / div >
< div class = "line" > < span class = "lineno" > 379< / span > < span class = "keywordflow" > if< / span > (blocks == NULL)< / div >
< div class = "line" > < span class = "lineno" > 380< / span > {< / div >
< div class = "line" > < span class = "lineno" > 381< / span > < span class = "keywordflow" > return< / span > NULL;< / div >
< div class = "line" > < span class = "lineno" > 382< / span > }< / div >
< div class = "line" > < span class = "lineno" > 383< / span > < / div >
< div class = "line" > < span class = "lineno" > 384< / span > dest = < a class = "code hl_define" href = "../../d2/ddd/malloc__dbg_8h.html#a725f50ecaf1959d96de79b36b4788fee" > malloc< / a > (nn * < span class = "keyword" > sizeof< / span > (uint8_t));< / div >
< div class = "line" > < span class = "lineno" > 385< / span > < span class = "keywordflow" > if< / span > (dest == NULL)< / div >
< div class = "line" > < span class = "lineno" > 386< / span > {< / div >
< div class = "line" > < span class = "lineno" > 387< / span > < a class = "code hl_define" href = "../../d2/ddd/malloc__dbg_8h.html#a9cc854374299a1dd933bf62029761768" > free< / a > (blocks);< / div >
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< div class = "line" > < span class = "lineno" > 388< / span > < span class = "keywordflow" > return< / span > NULL;< / div >
< div class = "line" > < span class = "lineno" > 389< / span > }< / div >
< div class = "line" > < span class = "lineno" > 390< / span > < / div >
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< div class = "line" > < span class = "lineno" > 391< / span > < span class = "comment" > /* If there is a secret key it occupies the first block */< / span > < / div >
< div class = "line" > < span class = "lineno" > 392< / span > < span class = "keywordflow" > for< / span > (i = 0; i < kk; i++)< / div >
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< div class = "line" > < span class = "lineno" > 393< / span > {< / div >
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< div class = "line" > < span class = "lineno" > 394< / span > long_hold = key[i];< / div >
< div class = "line" > < span class = "lineno" > 395< / span > long_hold < < = 8 * (i % 8);< / div >
< div class = "line" > < span class = "lineno" > 396< / span > < / div >
< div class = "line" > < span class = "lineno" > 397< / span > word_in_block = (i % < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#gafe4fb267f5fd876bc5f069b0a76054e4" > bb< / a > ) / 8;< / div >
< div class = "line" > < span class = "lineno" > 398< / span > < span class = "comment" > /* block_index will always be 0 because kk < = 64 and bb = 128*/< / span > < / div >
< div class = "line" > < span class = "lineno" > 399< / span > blocks[0][word_in_block] |= long_hold;< / div >
< div class = "line" > < span class = "lineno" > 400< / span > }< / div >
< div class = "line" > < span class = "lineno" > 401< / span > < / div >
< div class = "line" > < span class = "lineno" > 402< / span > has_key = kk > 0 ? 1 : 0;< / div >
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< div class = "line" > < span class = "lineno" > 403< / span > < / div >
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< div class = "line" > < span class = "lineno" > 404< / span > < span class = "keywordflow" > for< / span > (i = 0; i < len; i++)< / div >
< div class = "line" > < span class = "lineno" > 405< / span > {< / div >
< div class = "line" > < span class = "lineno" > 406< / span > < span class = "comment" > /* long_hold exists because the bit-shifting will overflow if we don' t< / span > < / div >
< div class = "line" > < span class = "lineno" > 407< / span > < span class = "comment" > * store the value */< / span > < / div >
< div class = "line" > < span class = "lineno" > 408< / span > long_hold = message[i];< / div >
< div class = "line" > < span class = "lineno" > 409< / span > long_hold < < = 8 * (i % 8);< / div >
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< div class = "line" > < span class = "lineno" > 410< / span > < / div >
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< div class = "line" > < span class = "lineno" > 411< / span > block_index = has_key + (i / < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#gafe4fb267f5fd876bc5f069b0a76054e4" > bb< / a > );< / div >
< div class = "line" > < span class = "lineno" > 412< / span > word_in_block = (i % < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#gafe4fb267f5fd876bc5f069b0a76054e4" > bb< / a > ) / 8;< / div >
< div class = "line" > < span class = "lineno" > 413< / span > < / div >
< div class = "line" > < span class = "lineno" > 414< / span > blocks[block_index][word_in_block] |= long_hold;< / div >
< div class = "line" > < span class = "lineno" > 415< / span > }< / div >
< div class = "line" > < span class = "lineno" > 416< / span > < / div >
< div class = "line" > < span class = "lineno" > 417< / span > < a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga94c9f3e74306c2b7ac5f141d8454dbe9" > u128_fill< / a > (ll, len);< / div >
< div class = "line" > < span class = "lineno" > 418< / span > < / div >
< div class = "line" > < span class = "lineno" > 419< / span > < a class = "code hl_function" href = "../../d7/d3b/group__hash.html#gafa42f7c30fb9921ba2eafa8b68b23582" > BLAKE2B< / a > (dest, blocks, dd, ll, kk, nn);< / div >
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< div class = "line" > < span class = "lineno" > 420< / span > < / div >
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< div class = "line" > < span class = "lineno" > 421< / span > < a class = "code hl_define" href = "../../d2/ddd/malloc__dbg_8h.html#a9cc854374299a1dd933bf62029761768" > free< / a > (blocks);< / div >
< div class = "line" > < span class = "lineno" > 422< / span > < / div >
< div class = "line" > < span class = "lineno" > 423< / span > < span class = "keywordflow" > return< / span > dest;< / div >
< div class = "line" > < span class = "lineno" > 424< / span > }< / div >
< div class = "ttc" id = "agroup__hash_html_ga1ee4dc21c835217a5a1dddfb48b43063" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#ga1ee4dc21c835217a5a1dddfb48b43063" > KK_MAX< / a > < / div > < div class = "ttdeci" > #define KK_MAX< / div > < div class = "ttdoc" > max key length for BLAKE2b< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:38< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_ga27e69b76332a4a7e970d2b4e29674cff" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#ga27e69b76332a4a7e970d2b4e29674cff" > NN_MAX< / a > < / div > < div class = "ttdeci" > #define NN_MAX< / div > < div class = "ttdoc" > max length of BLAKE2b digest in bytes< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:43< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_ga3acffbd305ee72dcd4593c0d8af64a4f" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#ga3acffbd305ee72dcd4593c0d8af64a4f" > MIN< / a > < / div > < div class = "ttdeci" > #define MIN(a, b)< / div > < div class = "ttdoc" > returns minimum value< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:56< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_ga94c9f3e74306c2b7ac5f141d8454dbe9" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#ga94c9f3e74306c2b7ac5f141d8454dbe9" > u128_fill< / a > < / div > < div class = "ttdeci" > static void u128_fill(u128 dest, size_t n)< / div > < div class = "ttdoc" > put value of n into dest< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:120< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_gac7cf56cc7cc7b14ceded8253b45db728" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#gac7cf56cc7cc7b14ceded8253b45db728" > u128< / a > < / div > < div class = "ttdeci" > uint64_t u128[2]< / div > < div class = "ttdoc" > 128-bit number represented as two uint64's< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:78< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_gad587ec486728a1423ca04c21482e0685" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#gad587ec486728a1423ca04c21482e0685" > block_t< / a > < / div > < div class = "ttdeci" > uint64_t block_t[bb/sizeof(uint64_t)]< / div > < div class = "ttdoc" > Padded input block containing bb bytes.< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:81< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_gafa42f7c30fb9921ba2eafa8b68b23582" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#gafa42f7c30fb9921ba2eafa8b68b23582" > BLAKE2B< / a > < / div > < div class = "ttdeci" > static int BLAKE2B(uint8_t *dest, block_t *d, size_t dd, u128 ll, uint8_t kk, uint8_t nn)< / div > < div class = "ttdoc" > driver function to perform the hashing as described in specification< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:286< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_gafa6921cfca101af04b9dcc8d29bc7b16" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#gafa6921cfca101af04b9dcc8d29bc7b16" > CEIL< / a > < / div > < div class = "ttdeci" > #define CEIL(a, b)< / div > < div class = "ttdoc" > ceiling division macro without floats< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:51< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_gafa99ec4acc4ecb2dc3c2d05da15d0e3f" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#gafa99ec4acc4ecb2dc3c2d05da15d0e3f" > MAX< / a > < / div > < div class = "ttdeci" > #define MAX(a, b)< / div > < div class = "ttdoc" > returns maximum value< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:61< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_gafe4fb267f5fd876bc5f069b0a76054e4" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#gafe4fb267f5fd876bc5f069b0a76054e4" > bb< / a > < / div > < div class = "ttdeci" > #define bb< / div > < div class = "ttdoc" > for asserts< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:33< / div > < / div >
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< div class = "ttc" id = "amalloc__dbg_8h_html_a725f50ecaf1959d96de79b36b4788fee" > < div class = "ttname" > < a href = "../../d2/ddd/malloc__dbg_8h.html#a725f50ecaf1959d96de79b36b4788fee" > malloc< / a > < / div > < div class = "ttdeci" > #define malloc(bytes)< / div > < div class = "ttdoc" > This macro replace the standard malloc function with malloc_dbg.< / div > < div class = "ttdef" > < b > Definition:< / b > malloc_dbg.h:18< / div > < / div >
< div class = "ttc" id = "amalloc__dbg_8h_html_a9cc854374299a1dd933bf62029761768" > < div class = "ttname" > < a href = "../../d2/ddd/malloc__dbg_8h.html#a9cc854374299a1dd933bf62029761768" > free< / a > < / div > < div class = "ttdeci" > #define free(ptr)< / div > < div class = "ttdoc" > This macro replace the standard free function with free_dbg.< / div > < div class = "ttdef" > < b > Definition:< / b > malloc_dbg.h:26< / div > < / div >
< div class = "ttc" id = "amalloc__dbg_8h_html_afdddaa949a93c1ef559a638e98f9c21b" > < div class = "ttname" > < a href = "../../d2/ddd/malloc__dbg_8h.html#afdddaa949a93c1ef559a638e98f9c21b" > calloc< / a > < / div > < div class = "ttdeci" > #define calloc(elemCount, elemSize)< / div > < div class = "ttdoc" > This macro replace the standard calloc function with calloc_dbg.< / div > < div class = "ttdef" > < b > Definition:< / b > malloc_dbg.h:22< / div > < / div >
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< / div > <!-- fragment --> < div class = "dynheader" >
Here is the call graph for this function:< / div >
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< div class = "center" > < iframe scrolling = "no" frameborder = "0" src = "../../d7/d3b/group__hash_gaf2cd4bc8e8097fff865741a0efc42eca_cgraph.svg" width = "456" height = "110" > < p > < b > This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.< / b > < / p > < / iframe >
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< a id = "gafa42f7c30fb9921ba2eafa8b68b23582" name = "gafa42f7c30fb9921ba2eafa8b68b23582" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#gafa42f7c30fb9921ba2eafa8b68b23582" > ◆   < / a > < / span > BLAKE2B()< / h2 >
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< td class = "memname" > static int BLAKE2B < / td >
< td > (< / td >
< td class = "paramtype" > uint8_t *  < / td >
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< td > < / td >
< td class = "paramtype" > < a class = "el" href = "../../d7/d3b/group__hash.html#gad587ec486728a1423ca04c21482e0685" > block_t< / a > *  < / td >
< td class = "paramname" > < em > d< / em > , < / td >
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< td class = "paramkey" > < / td >
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< td class = "paramtype" > size_t  < / td >
< td class = "paramname" > < em > dd< / em > , < / td >
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< td class = "paramtype" > < a class = "el" href = "../../d7/d3b/group__hash.html#gac7cf56cc7cc7b14ceded8253b45db728" > u128< / a >   < / td >
< td class = "paramname" > < em > ll< / em > , < / td >
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< td class = "paramkey" > < / td >
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< td class = "paramtype" > uint8_t  < / td >
< td class = "paramname" > < em > kk< / em > , < / td >
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< td class = "paramtype" > uint8_t  < / td >
< td class = "paramname" > < em > nn< / em >   < / td >
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< td > < / td >
< td > )< / td >
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< p > driver function to perform the hashing as described in specification < / p >
< p > pseudocode: (credit to authors of RFC 7693 listed above) FUNCTION BLAKE2( d[0..dd-1], ll, kk, nn ) | | h[0..7] := IV[0..7] // Initialization < a class = "el" href = "../../d4/d06/struct_vector.html" title = "for IO operations" > Vector< / a > . | | // Parameter block p[0] | h[0] := h[0] ^ 0x01010000 ^ (kk < < 8) ^ nn | | // Process padded key and data blocks | IF dd > 1 THEN | | FOR i = 0 TO dd - 2 DO | | | h := F( h, d[i], (i + 1) * bb, FALSE ) | | END FOR. | END IF. | | // Final block. | IF kk = 0 THEN | | h := F( h, d[dd - 1], ll, TRUE ) | ELSE | | h := F( h, d[dd - 1], ll + bb, TRUE ) | END IF. | | RETURN first "nn" bytes from little-endian word array h[]. | END FUNCTION.< / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramname" > dest< / td > < td > destination of hashing digest < / td > < / tr >
< tr > < td class = "paramname" > d< / td > < td > message blocks < / td > < / tr >
< tr > < td class = "paramname" > dd< / td > < td > length of d < / td > < / tr >
< tr > < td class = "paramname" > ll< / td > < td > 128-bit length of message < / td > < / tr >
< tr > < td class = "paramname" > kk< / td > < td > length of secret key < / td > < / tr >
< tr > < td class = "paramname" > nn< / td > < td > length of hash digest< / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > 0 upon successful hash < / dd > < / dl >
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< div class = "fragment" > < div class = "line" > < span class = "lineno" > 288< / span > {< / div >
< div class = "line" > < span class = "lineno" > 289< / span > uint8_t bytes[8];< / div >
< div class = "line" > < span class = "lineno" > 290< / span > uint64_t i, j;< / div >
< div class = "line" > < span class = "lineno" > 291< / span > uint64_t h[8];< / div >
< div class = "line" > < span class = "lineno" > 292< / span > < a class = "code hl_typedef" href = "../../d7/d3b/group__hash.html#gac7cf56cc7cc7b14ceded8253b45db728" > u128< / a > t = < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#gaaf1984a095293c68f7dad2d31790ec3b" > U128_ZERO< / a > ;< / div >
< div class = "line" > < span class = "lineno" > 293< / span > < / div >
< div class = "line" > < span class = "lineno" > 294< / span > < span class = "comment" > /* h[0..7] = IV[0..7] */< / span > < / div >
< div class = "line" > < span class = "lineno" > 295< / span > < span class = "keywordflow" > for< / span > (i = 0; i < 8; i++)< / div >
< div class = "line" > < span class = "lineno" > 296< / span > {< / div >
< div class = "line" > < span class = "lineno" > 297< / span > h[i] = < a class = "code hl_variable" href = "../../d7/d3b/group__hash.html#gabaac4e8c647ac9882ec38de284382c0b" > blake2b_iv< / a > [i];< / div >
< div class = "line" > < span class = "lineno" > 298< / span > }< / div >
< div class = "line" > < span class = "lineno" > 299< / span > < / div >
< div class = "line" > < span class = "lineno" > 300< / span > h[0] ^= 0x01010000 ^ (kk < < 8) ^ nn;< / div >
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< div class = "line" > < span class = "lineno" > 301< / span > < / div >
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< div class = "line" > < span class = "lineno" > 302< / span > < span class = "keywordflow" > if< / span > (dd > 1)< / div >
< div class = "line" > < span class = "lineno" > 303< / span > {< / div >
< div class = "line" > < span class = "lineno" > 304< / span > < span class = "keywordflow" > for< / span > (i = 0; i < dd - 1; i++)< / div >
< div class = "line" > < span class = "lineno" > 305< / span > {< / div >
< div class = "line" > < span class = "lineno" > 306< / span > < a class = "code hl_function" href = "../../d7/d3b/group__hash.html#gaead2e4f50d0c512905c07ddd564e082e" > u128_increment< / a > (t, < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#gafe4fb267f5fd876bc5f069b0a76054e4" > bb< / a > );< / div >
< div class = "line" > < span class = "lineno" > 307< / span > < a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga37e02cbf2df2247d31ab92f443990dbd" > F< / a > (h, d[i], t, 0);< / div >
< div class = "line" > < span class = "lineno" > 308< / span > }< / div >
< div class = "line" > < span class = "lineno" > 309< / span > }< / div >
< div class = "line" > < span class = "lineno" > 310< / span > < / div >
< div class = "line" > < span class = "lineno" > 311< / span > < span class = "keywordflow" > if< / span > (kk != 0)< / div >
< div class = "line" > < span class = "lineno" > 312< / span > {< / div >
< div class = "line" > < span class = "lineno" > 313< / span > < a class = "code hl_function" href = "../../d7/d3b/group__hash.html#gaead2e4f50d0c512905c07ddd564e082e" > u128_increment< / a > (ll, < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#gafe4fb267f5fd876bc5f069b0a76054e4" > bb< / a > );< / div >
< div class = "line" > < span class = "lineno" > 314< / span > }< / div >
< div class = "line" > < span class = "lineno" > 315< / span > < a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga37e02cbf2df2247d31ab92f443990dbd" > F< / a > (h, d[dd - 1], ll, 1);< / div >
< div class = "line" > < span class = "lineno" > 316< / span > < / div >
< div class = "line" > < span class = "lineno" > 317< / span > < span class = "comment" > /* copy bytes from h to destination buffer */< / span > < / div >
< div class = "line" > < span class = "lineno" > 318< / span > < span class = "keywordflow" > for< / span > (i = 0; i < nn; i++)< / div >
< div class = "line" > < span class = "lineno" > 319< / span > {< / div >
< div class = "line" > < span class = "lineno" > 320< / span > < span class = "keywordflow" > if< / span > (i % < span class = "keyword" > sizeof< / span > (uint64_t) == 0)< / div >
< div class = "line" > < span class = "lineno" > 321< / span > {< / div >
< div class = "line" > < span class = "lineno" > 322< / span > < span class = "comment" > /* copy values from uint64 to 8 u8' s */< / span > < / div >
< div class = "line" > < span class = "lineno" > 323< / span > < span class = "keywordflow" > for< / span > (j = 0; j < < span class = "keyword" > sizeof< / span > (uint64_t); j++)< / div >
< div class = "line" > < span class = "lineno" > 324< / span > {< / div >
< div class = "line" > < span class = "lineno" > 325< / span > uint16_t offset = 8 * j;< / div >
< div class = "line" > < span class = "lineno" > 326< / span > uint64_t mask = 0xFF;< / div >
< div class = "line" > < span class = "lineno" > 327< / span > mask < < = offset;< / div >
< div class = "line" > < span class = "lineno" > 328< / span > < / div >
< div class = "line" > < span class = "lineno" > 329< / span > bytes[j] = (h[i / 8] & (mask)) > > offset;< / div >
< div class = "line" > < span class = "lineno" > 330< / span > }< / div >
< div class = "line" > < span class = "lineno" > 331< / span > }< / div >
< div class = "line" > < span class = "lineno" > 332< / span > < / div >
< div class = "line" > < span class = "lineno" > 333< / span > dest[i] = bytes[i % 8];< / div >
< div class = "line" > < span class = "lineno" > 334< / span > }< / div >
< div class = "line" > < span class = "lineno" > 335< / span > < / div >
< div class = "line" > < span class = "lineno" > 336< / span > < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < span class = "lineno" > 337< / span > }< / div >
< div class = "ttc" id = "agroup__hash_html_ga37e02cbf2df2247d31ab92f443990dbd" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#ga37e02cbf2df2247d31ab92f443990dbd" > F< / a > < / div > < div class = "ttdeci" > static void F(uint64_t h[8], block_t m, u128 t, int f)< / div > < div class = "ttdoc" > compression function F< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:203< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_gaaf1984a095293c68f7dad2d31790ec3b" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#gaaf1984a095293c68f7dad2d31790ec3b" > U128_ZERO< / a > < / div > < div class = "ttdeci" > #define U128_ZERO< / div > < div class = "ttdoc" > zero-value initializer for u128 type< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:72< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_gabaac4e8c647ac9882ec38de284382c0b" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#gabaac4e8c647ac9882ec38de284382c0b" > blake2b_iv< / a > < / div > < div class = "ttdeci" > static const uint64_t blake2b_iv[8]< / div > < div class = "ttdoc" > BLAKE2b Initialization vector blake2b_iv[i] = floor(2**64 * frac(sqrt(prime(i+1)))),...< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:88< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_gaead2e4f50d0c512905c07ddd564e082e" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#gaead2e4f50d0c512905c07ddd564e082e" > u128_increment< / a > < / div > < div class = "ttdeci" > static void u128_increment(u128 dest, uint64_t n)< / div > < div class = "ttdoc" > increment an 128-bit number by a given amount< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:147< / div > < / div >
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Here is the call graph for this function:< / div >
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< div class = "center" > < iframe scrolling = "no" frameborder = "0" src = "../../d7/d3b/group__hash_gafa42f7c30fb9921ba2eafa8b68b23582_cgraph.svg" width = "342" height = "86" > < p > < b > This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.< / b > < / p > < / iframe >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ga483e7ee6db1dc09a0f3e683e028ec567" > ◆   < / a > < / span > crc32()< / h2 >
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< td class = "memname" > uint32_t crc32 < / td >
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< p > 32-bit CRC algorithm implementation < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
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< tr > < td class = "paramname" > s< / td > < td > NULL terminated ASCII string to hash < / td > < / tr >
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< dl class = "section return" > < dt > Returns< / dt > < dd > 32-bit hash result < / dd > < / dl >
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< div class = "fragment" > < div class = "line" > < span class = "lineno" > 21< / span > {< / div >
< div class = "line" > < span class = "lineno" > 22< / span > uint32_t crc = 0xffffffff;< / div >
< div class = "line" > < span class = "lineno" > 23< / span > < span class = "keywordtype" > size_t< / span > i = 0;< / div >
< div class = "line" > < span class = "lineno" > 24< / span > < span class = "keywordflow" > while< / span > (s[i] != < span class = "charliteral" > ' \0' < / span > )< / div >
< div class = "line" > < span class = "lineno" > 25< / span > {< / div >
< div class = "line" > < span class = "lineno" > 26< / span > uint8_t < span class = "keywordtype" > byte< / span > = s[i];< / div >
< div class = "line" > < span class = "lineno" > 27< / span > crc = crc ^ byte;< / div >
< div class = "line" > < span class = "lineno" > 28< / span > < span class = "keywordflow" > for< / span > (uint8_t j = 8; j > 0; --j)< / div >
< div class = "line" > < span class = "lineno" > 29< / span > {< / div >
< div class = "line" > < span class = "lineno" > 30< / span > crc = (crc > > 1) ^ (0xEDB88320 & (-(crc & 1)));< / div >
< div class = "line" > < span class = "lineno" > 31< / span > }< / div >
< div class = "line" > < span class = "lineno" > 32< / span > < / div >
< div class = "line" > < span class = "lineno" > 33< / span > i++;< / div >
< div class = "line" > < span class = "lineno" > 34< / span > }< / div >
< div class = "line" > < span class = "lineno" > 35< / span > < span class = "keywordflow" > return< / span > crc ^ 0xffffffff;< / div >
< div class = "line" > < span class = "lineno" > 36< / span > }< / div >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ga1ac362fa25f7c35d104205985f8e754b" > ◆   < / a > < / span > djb2()< / h2 >
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< td class = "memname" > uint64_t djb2 < / td >
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< p > DJB2 algorithm implementation. < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
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< tr > < td class = "paramname" > s< / td > < td > NULL terminated string to hash < / td > < / tr >
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< dl class = "section return" > < dt > Returns< / dt > < dd > 64-bit hash result < / dd > < / dl >
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< div class = "fragment" > < div class = "line" > < span class = "lineno" > 19< / span > {< / div >
< div class = "line" > < span class = "lineno" > 20< / span > uint64_t hash = 5381; < span class = "comment" > /* init value */< / span > < / div >
< div class = "line" > < span class = "lineno" > 21< / span > < span class = "keywordtype" > size_t< / span > i = 0;< / div >
< div class = "line" > < span class = "lineno" > 22< / span > < span class = "keywordflow" > while< / span > (s[i] != < span class = "charliteral" > ' \0' < / span > )< / div >
< div class = "line" > < span class = "lineno" > 23< / span > {< / div >
< div class = "line" > < span class = "lineno" > 24< / span > hash = ((hash < < 5) + hash) + s[i];< / div >
< div class = "line" > < span class = "lineno" > 25< / span > i++;< / div >
< div class = "line" > < span class = "lineno" > 26< / span > }< / div >
< div class = "line" > < span class = "lineno" > 27< / span > < span class = "keywordflow" > return< / span > hash;< / div >
< div class = "line" > < span class = "lineno" > 28< / span > }< / div >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ga37e02cbf2df2247d31ab92f443990dbd" > ◆   < / a > < / span > F()< / h2 >
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< td class = "memname" > static void F < / td >
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< td class = "paramtype" > uint64_t  < / td >
< td class = "paramname" > < em > h< / em > [8], < / td >
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< td > < / td >
< td class = "paramtype" > < a class = "el" href = "../../d7/d3b/group__hash.html#gad587ec486728a1423ca04c21482e0685" > block_t< / a >   < / td >
< td class = "paramname" > < em > m< / em > , < / td >
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< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > < a class = "el" href = "../../d7/d3b/group__hash.html#gac7cf56cc7cc7b14ceded8253b45db728" > u128< / a >   < / td >
< td class = "paramname" > < em > t< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > int  < / td >
< td class = "paramname" > < em > f< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / td >
< td class = "mlabels-right" >
< span class = "mlabels" > < span class = "mlabel" > static< / span > < / span > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > compression function F < / p >
< p > Securely mixes the values in block m into the state vector h. Value at v[14] is also inverted if this is the final block to be compressed.< / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramname" > h< / td > < td > the state vector < / td > < / tr >
< tr > < td class = "paramname" > m< / td > < td > message vector to be compressed into h < / td > < / tr >
< tr > < td class = "paramname" > t< / td > < td > 128-bit offset counter < / td > < / tr >
< tr > < td class = "paramname" > f< / td > < td > flag to indicate whether this is the final block< / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > void < / dd > < / dl >
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< div class = "fragment" > < div class = "line" > < span class = "lineno" > 204< / span > {< / div >
< div class = "line" > < span class = "lineno" > 205< / span > < span class = "keywordtype" > int< / span > i;< / div >
< div class = "line" > < span class = "lineno" > 206< / span > < a class = "code hl_typedef" href = "../../d7/d3b/group__hash.html#gad587ec486728a1423ca04c21482e0685" > block_t< / a > v;< / div >
< div class = "line" > < span class = "lineno" > 207< / span > < / div >
< div class = "line" > < span class = "lineno" > 208< / span > < span class = "comment" > /* v[0..7] := h[0..7] */< / span > < / div >
< div class = "line" > < span class = "lineno" > 209< / span > < span class = "keywordflow" > for< / span > (i = 0; i < 8; i++)< / div >
< div class = "line" > < span class = "lineno" > 210< / span > {< / div >
< div class = "line" > < span class = "lineno" > 211< / span > v[i] = h[i];< / div >
< div class = "line" > < span class = "lineno" > 212< / span > }< / div >
< div class = "line" > < span class = "lineno" > 213< / span > < span class = "comment" > /* v[8..15] := IV[0..7] */< / span > < / div >
< div class = "line" > < span class = "lineno" > 214< / span > < span class = "keywordflow" > for< / span > (; i < 16; i++)< / div >
< div class = "line" > < span class = "lineno" > 215< / span > {< / div >
< div class = "line" > < span class = "lineno" > 216< / span > v[i] = < a class = "code hl_variable" href = "../../d7/d3b/group__hash.html#gabaac4e8c647ac9882ec38de284382c0b" > blake2b_iv< / a > [i - 8];< / div >
< div class = "line" > < span class = "lineno" > 217< / span > }< / div >
< div class = "line" > < span class = "lineno" > 218< / span > < / div >
< div class = "line" > < span class = "lineno" > 219< / span > v[12] ^= t[0]; < span class = "comment" > /* v[12] ^ (t mod 2**w) */< / span > < / div >
< div class = "line" > < span class = "lineno" > 220< / span > v[13] ^= t[1]; < span class = "comment" > /* v[13] ^ (t > > w) */< / span > < / div >
< div class = "line" > < span class = "lineno" > 221< / span > < / div >
< div class = "line" > < span class = "lineno" > 222< / span > < span class = "keywordflow" > if< / span > (f)< / div >
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< div class = "line" > < span class = "lineno" > 223< / span > {< / div >
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< div class = "line" > < span class = "lineno" > 224< / span > v[14] = ~v[14];< / div >
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< div class = "line" > < span class = "lineno" > 225< / span > }< / div >
< div class = "line" > < span class = "lineno" > 226< / span > < / div >
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< div class = "line" > < span class = "lineno" > 227< / span > < span class = "keywordflow" > for< / span > (i = 0; i < 12; i++)< / div >
< div class = "line" > < span class = "lineno" > 228< / span > {< / div >
< div class = "line" > < span class = "lineno" > 229< / span > < span class = "keyword" > const< / span > uint8_t *s = < a class = "code hl_variable" href = "../../d7/d3b/group__hash.html#gac97f6ce73af41a0bd4bce78b3f42f6c8" > blake2b_sigma< / a > [i];< / div >
< div class = "line" > < span class = "lineno" > 230< / span > < / div >
< div class = "line" > < span class = "lineno" > 231< / span > < a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga049d44b5a4804ca5a1b7a290f3fa3202" > G< / a > (v, 0, 4, 8, 12, m[s[0]], m[s[1]]);< / div >
< div class = "line" > < span class = "lineno" > 232< / span > < a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga049d44b5a4804ca5a1b7a290f3fa3202" > G< / a > (v, 1, 5, 9, 13, m[s[2]], m[s[3]]);< / div >
< div class = "line" > < span class = "lineno" > 233< / span > < a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga049d44b5a4804ca5a1b7a290f3fa3202" > G< / a > (v, 2, 6, 10, 14, m[s[4]], m[s[5]]);< / div >
< div class = "line" > < span class = "lineno" > 234< / span > < a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga049d44b5a4804ca5a1b7a290f3fa3202" > G< / a > (v, 3, 7, 11, 15, m[s[6]], m[s[7]]);< / div >
< div class = "line" > < span class = "lineno" > 235< / span > < / div >
< div class = "line" > < span class = "lineno" > 236< / span > < a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga049d44b5a4804ca5a1b7a290f3fa3202" > G< / a > (v, 0, 5, 10, 15, m[s[8]], m[s[9]]);< / div >
< div class = "line" > < span class = "lineno" > 237< / span > < a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga049d44b5a4804ca5a1b7a290f3fa3202" > G< / a > (v, 1, 6, 11, 12, m[s[10]], m[s[11]]);< / div >
< div class = "line" > < span class = "lineno" > 238< / span > < a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga049d44b5a4804ca5a1b7a290f3fa3202" > G< / a > (v, 2, 7, 8, 13, m[s[12]], m[s[13]]);< / div >
< div class = "line" > < span class = "lineno" > 239< / span > < a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga049d44b5a4804ca5a1b7a290f3fa3202" > G< / a > (v, 3, 4, 9, 14, m[s[14]], m[s[15]]);< / div >
< div class = "line" > < span class = "lineno" > 240< / span > }< / div >
< div class = "line" > < span class = "lineno" > 241< / span > < / div >
< div class = "line" > < span class = "lineno" > 242< / span > < span class = "keywordflow" > for< / span > (i = 0; i < 8; i++)< / div >
< div class = "line" > < span class = "lineno" > 243< / span > {< / div >
< div class = "line" > < span class = "lineno" > 244< / span > h[i] ^= v[i] ^ v[i + 8];< / div >
< div class = "line" > < span class = "lineno" > 245< / span > }< / div >
< div class = "line" > < span class = "lineno" > 246< / span > }< / div >
< div class = "ttc" id = "agroup__hash_html_ga049d44b5a4804ca5a1b7a290f3fa3202" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#ga049d44b5a4804ca5a1b7a290f3fa3202" > G< / a > < / div > < div class = "ttdeci" > static void G(block_t v, uint8_t a, uint8_t b, uint8_t c, uint8_t d, uint64_t x, uint64_t y)< / div > < div class = "ttdoc" > blake2b mixing function G< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:175< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_gac97f6ce73af41a0bd4bce78b3f42f6c8" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#gac97f6ce73af41a0bd4bce78b3f42f6c8" > blake2b_sigma< / a > < / div > < div class = "ttdeci" > static const uint8_t blake2b_sigma[12][16]< / div > < div class = "ttdoc" > word schedule permutations for each round of the algorithm< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:97< / div > < / div >
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< / div > <!-- fragment --> < div class = "dynheader" >
Here is the call graph for this function:< / div >
< div class = "dyncontent" >
< div class = "center" > < iframe scrolling = "no" frameborder = "0" src = "../../d7/d3b/group__hash_ga37e02cbf2df2247d31ab92f443990dbd_cgraph.svg" width = "136" height = "36" > < p > < b > This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.< / b > < / p > < / iframe >
< / div >
< / div >
< / div >
< / div >
< a id = "ga049d44b5a4804ca5a1b7a290f3fa3202" name = "ga049d44b5a4804ca5a1b7a290f3fa3202" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ga049d44b5a4804ca5a1b7a290f3fa3202" > ◆   < / a > < / span > G()< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "mlabels" >
< tr >
< td class = "mlabels-left" >
< table class = "memname" >
< tr >
< td class = "memname" > static void G < / td >
< td > (< / td >
< td class = "paramtype" > < a class = "el" href = "../../d7/d3b/group__hash.html#gad587ec486728a1423ca04c21482e0685" > block_t< / a >   < / td >
< td class = "paramname" > < em > v< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > uint8_t  < / td >
< td class = "paramname" > < em > a< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > uint8_t  < / td >
< td class = "paramname" > < em > b< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > uint8_t  < / td >
< td class = "paramname" > < em > c< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > uint8_t  < / td >
< td class = "paramname" > < em > d< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > uint64_t  < / td >
< td class = "paramname" > < em > x< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > uint64_t  < / td >
< td class = "paramname" > < em > y< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / td >
< td class = "mlabels-right" >
< span class = "mlabels" > < span class = "mlabel" > static< / span > < / span > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > blake2b mixing function G < / p >
< p > Shuffles values in block v depending on provided indeces a, b, c, and d. x and y are also mixed into the block.< / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramname" > v< / td > < td > array of words to be mixed < / td > < / tr >
< tr > < td class = "paramname" > a< / td > < td > first index < / td > < / tr >
< tr > < td class = "paramname" > b< / td > < td > second index < / td > < / tr >
< tr > < td class = "paramname" > c< / td > < td > third index < / td > < / tr >
< tr > < td class = "paramname" > d< / td > < td > fourth index < / td > < / tr >
< tr > < td class = "paramname" > x< / td > < td > first word being mixed into v < / td > < / tr >
< tr > < td class = "paramname" > y< / td > < td > second word being mixed into y< / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > void < / dd > < / dl >
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< div class = "fragment" > < div class = "line" > < span class = "lineno" > 177< / span > {< / div >
< div class = "line" > < span class = "lineno" > 178< / span > v[a] += v[b] + x;< / div >
< div class = "line" > < span class = "lineno" > 179< / span > v[d] = < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#ga1293f9b91cd85591875a9453ba71f1a3" > ROTR64< / a > (v[d] ^ v[a], < a class = "code hl_variable" href = "../../d7/d3b/group__hash.html#ga725275fda6544f05ec52cd3c0599de70" > R1< / a > );< / div >
< div class = "line" > < span class = "lineno" > 180< / span > v[c] += v[d];< / div >
< div class = "line" > < span class = "lineno" > 181< / span > v[b] = < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#ga1293f9b91cd85591875a9453ba71f1a3" > ROTR64< / a > (v[b] ^ v[c], < a class = "code hl_variable" href = "../../d7/d3b/group__hash.html#ga636ffdae3b9f1559ae5419320d10a901" > R2< / a > );< / div >
< div class = "line" > < span class = "lineno" > 182< / span > v[a] += v[b] + y;< / div >
< div class = "line" > < span class = "lineno" > 183< / span > v[d] = < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#ga1293f9b91cd85591875a9453ba71f1a3" > ROTR64< / a > (v[d] ^ v[a], < a class = "code hl_variable" href = "../../d7/d3b/group__hash.html#gac1a3efdb45c4a807074d73fb8435144f" > R3< / a > );< / div >
< div class = "line" > < span class = "lineno" > 184< / span > v[c] += v[d];< / div >
< div class = "line" > < span class = "lineno" > 185< / span > v[b] = < a class = "code hl_define" href = "../../d7/d3b/group__hash.html#ga1293f9b91cd85591875a9453ba71f1a3" > ROTR64< / a > (v[b] ^ v[c], < a class = "code hl_variable" href = "../../d7/d3b/group__hash.html#gaf05b277482f6c423d3d2ee7f273e4da1" > R4< / a > );< / div >
< div class = "line" > < span class = "lineno" > 186< / span > }< / div >
< div class = "ttc" id = "agroup__hash_html_ga1293f9b91cd85591875a9453ba71f1a3" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#ga1293f9b91cd85591875a9453ba71f1a3" > ROTR64< / a > < / div > < div class = "ttdeci" > #define ROTR64(n, offset)< / div > < div class = "ttdoc" > macro to rotate 64-bit ints to the right Ripped from RFC 7693< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:67< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_ga636ffdae3b9f1559ae5419320d10a901" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#ga636ffdae3b9f1559ae5419320d10a901" > R2< / a > < / div > < div class = "ttdeci" > static const uint8_t R2< / div > < div class = "ttdoc" > Rotation constant 2 for mixing function G.< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:84< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_ga725275fda6544f05ec52cd3c0599de70" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#ga725275fda6544f05ec52cd3c0599de70" > R1< / a > < / div > < div class = "ttdeci" > static const uint8_t R1< / div > < div class = "ttdoc" > Rotation constant 1 for mixing function G.< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:83< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_gac1a3efdb45c4a807074d73fb8435144f" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#gac1a3efdb45c4a807074d73fb8435144f" > R3< / a > < / div > < div class = "ttdeci" > static const uint8_t R3< / div > < div class = "ttdoc" > Rotation constant 3 for mixing function G.< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:85< / div > < / div >
< div class = "ttc" id = "agroup__hash_html_gaf05b277482f6c423d3d2ee7f273e4da1" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#gaf05b277482f6c423d3d2ee7f273e4da1" > R4< / a > < / div > < div class = "ttdeci" > static const uint8_t R4< / div > < div class = "ttdoc" > Rotation constant 4 for mixing function G.< / div > < div class = "ttdef" > < b > Definition:< / b > hash_blake2b.c:86< / div > < / div >
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< a id = "ga8ab8eeb35f8ccfcad89091b5fdd4f605" name = "ga8ab8eeb35f8ccfcad89091b5fdd4f605" > < / a >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ga8ab8eeb35f8ccfcad89091b5fdd4f605" > ◆   < / a > < / span > sdbm()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > uint64_t sdbm < / td >
< td > (< / td >
< td class = "paramtype" > const char *  < / td >
< td class = "paramname" > < em > s< / em > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > SDBM algorithm implementation. < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramname" > s< / td > < td > NULL terminated string to hash < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > 64-bit hash result < / dd > < / dl >
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< div class = "fragment" > < div class = "line" > < span class = "lineno" > 19< / span > {< / div >
< div class = "line" > < span class = "lineno" > 20< / span > uint64_t hash = 0;< / div >
< div class = "line" > < span class = "lineno" > 21< / span > < span class = "keywordtype" > size_t< / span > i = 0;< / div >
< div class = "line" > < span class = "lineno" > 22< / span > < span class = "keywordflow" > while< / span > (s[i] != < span class = "charliteral" > ' \0' < / span > )< / div >
< div class = "line" > < span class = "lineno" > 23< / span > {< / div >
< div class = "line" > < span class = "lineno" > 24< / span > hash = s[i] + (hash < < 6) + (hash < < 16) - hash;< / div >
< div class = "line" > < span class = "lineno" > 25< / span > i++;< / div >
< div class = "line" > < span class = "lineno" > 26< / span > }< / div >
< div class = "line" > < span class = "lineno" > 27< / span > < span class = "keywordflow" > return< / span > hash;< / div >
< div class = "line" > < span class = "lineno" > 28< / span > }< / div >
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< a id = "ga994ea8b243b6c0fbef734551ec5765dd" name = "ga994ea8b243b6c0fbef734551ec5765dd" > < / a >
2022-09-08 08:17:03 +08:00
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ga994ea8b243b6c0fbef734551ec5765dd" > ◆   < / a > < / span > test_adler32()< / h2 >
2020-07-30 01:19:57 +08:00
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > void test_adler32 < / td >
< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Test function for < a class = "el" href = "../../d7/d3b/group__hash.html#ga506f0227a3b5f9434a503e09a3cb672b" title = "32-bit Adler algorithm implementation" > adler32< / a > . < / p >
< dl class = "section return" > < dt > Returns< / dt > < dd > None < / dd > < / dl >
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< div class = "fragment" > < div class = "line" > < span class = "lineno" > 39< / span > {< / div >
< div class = "line" > < span class = "lineno" > 40< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga506f0227a3b5f9434a503e09a3cb672b" > adler32< / a > (< span class = "stringliteral" > " Hello World" < / span > ) == 403375133);< / div >
< div class = "line" > < span class = "lineno" > 41< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga506f0227a3b5f9434a503e09a3cb672b" > adler32< / a > (< span class = "stringliteral" > " Hello World!" < / span > ) == 474547262);< / div >
< div class = "line" > < span class = "lineno" > 42< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga506f0227a3b5f9434a503e09a3cb672b" > adler32< / a > (< span class = "stringliteral" > " Hello world" < / span > ) == 413860925);< / div >
< div class = "line" > < span class = "lineno" > 43< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga506f0227a3b5f9434a503e09a3cb672b" > adler32< / a > (< span class = "stringliteral" > " Hello world!" < / span > ) == 487130206);< / div >
< div class = "line" > < span class = "lineno" > 44< / span > printf(< span class = "stringliteral" > " Tests passed\n" < / span > );< / div >
< div class = "line" > < span class = "lineno" > 45< / span > }< / div >
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< div class = "ttc" id = "agroup__hash_html_ga506f0227a3b5f9434a503e09a3cb672b" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#ga506f0227a3b5f9434a503e09a3cb672b" > adler32< / a > < / div > < div class = "ttdeci" > uint32_t adler32(const char *s)< / div > < div class = "ttdoc" > 32-bit Adler algorithm implementation< / div > < div class = "ttdef" > < b > Definition:< / b > hash_adler32.c:18< / div > < / div >
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< div class = "center" > < iframe scrolling = "no" frameborder = "0" src = "../../d7/d3b/group__hash_ga994ea8b243b6c0fbef734551ec5765dd_cgraph.svg" width = "216" height = "36" > < p > < b > This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.< / b > < / p > < / iframe >
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< a id = "gad451622bbdca271edfa8e0d98ca422f2" name = "gad451622bbdca271edfa8e0d98ca422f2" > < / a >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#gad451622bbdca271edfa8e0d98ca422f2" > ◆   < / a > < / span > test_crc32()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > void test_crc32 < / td >
< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Test function for < a class = "el" href = "../../d7/d3b/group__hash.html#ga483e7ee6db1dc09a0f3e683e028ec567" title = "32-bit CRC algorithm implementation" > crc32< / a > . < / p >
< dl class = "section return" > < dt > Returns< / dt > < dd > None < / dd > < / dl >
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< div class = "fragment" > < div class = "line" > < span class = "lineno" > 43< / span > {< / div >
< div class = "line" > < span class = "lineno" > 44< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga483e7ee6db1dc09a0f3e683e028ec567" > crc32< / a > (< span class = "stringliteral" > " Hello World" < / span > ) == 1243066710);< / div >
< div class = "line" > < span class = "lineno" > 45< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga483e7ee6db1dc09a0f3e683e028ec567" > crc32< / a > (< span class = "stringliteral" > " Hello World!" < / span > ) == 472456355);< / div >
< div class = "line" > < span class = "lineno" > 46< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga483e7ee6db1dc09a0f3e683e028ec567" > crc32< / a > (< span class = "stringliteral" > " Hello world" < / span > ) == 2346098258);< / div >
< div class = "line" > < span class = "lineno" > 47< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga483e7ee6db1dc09a0f3e683e028ec567" > crc32< / a > (< span class = "stringliteral" > " Hello world!" < / span > ) == 461707669);< / div >
< div class = "line" > < span class = "lineno" > 48< / span > printf(< span class = "stringliteral" > " Tests passed\n" < / span > );< / div >
< div class = "line" > < span class = "lineno" > 49< / span > }< / div >
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< div class = "ttc" id = "agroup__hash_html_ga483e7ee6db1dc09a0f3e683e028ec567" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#ga483e7ee6db1dc09a0f3e683e028ec567" > crc32< / a > < / div > < div class = "ttdeci" > uint32_t crc32(const char *s)< / div > < div class = "ttdoc" > 32-bit CRC algorithm implementation< / div > < div class = "ttdef" > < b > Definition:< / b > hash_crc32.c:20< / div > < / div >
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< div class = "center" > < iframe scrolling = "no" frameborder = "0" src = "../../d7/d3b/group__hash_gad451622bbdca271edfa8e0d98ca422f2_cgraph.svg" width = "196" height = "36" > < p > < b > This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.< / b > < / p > < / iframe >
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< a id = "ga9f76001544014905468dc812336110d5" name = "ga9f76001544014905468dc812336110d5" > < / a >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ga9f76001544014905468dc812336110d5" > ◆   < / a > < / span > test_djb2()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > void test_djb2 < / td >
< td > (< / td >
< td class = "paramtype" > void  < / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Test function for < a class = "el" href = "../../d7/d3b/group__hash.html#ga1ac362fa25f7c35d104205985f8e754b" title = "DJB2 algorithm implementation." > djb2< / a > . < / p >
< dl class = "section return" > < dt > Returns< / dt > < dd > none < / dd > < / dl >
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< div class = "fragment" > < div class = "line" > < span class = "lineno" > 35< / span > {< / div >
< div class = "line" > < span class = "lineno" > 36< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga1ac362fa25f7c35d104205985f8e754b" > djb2< / a > (< span class = "stringliteral" > " Hello World" < / span > ) == 13827776004929097857);< / div >
< div class = "line" > < span class = "lineno" > 37< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga1ac362fa25f7c35d104205985f8e754b" > djb2< / a > (< span class = "stringliteral" > " Hello World!" < / span > ) == 13594750393630990530);< / div >
< div class = "line" > < span class = "lineno" > 38< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga1ac362fa25f7c35d104205985f8e754b" > djb2< / a > (< span class = "stringliteral" > " Hello world" < / span > ) == 13827776004967047329);< / div >
< div class = "line" > < span class = "lineno" > 39< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga1ac362fa25f7c35d104205985f8e754b" > djb2< / a > (< span class = "stringliteral" > " Hello world!" < / span > ) == 13594750394883323106);< / div >
< div class = "line" > < span class = "lineno" > 40< / span > printf(< span class = "stringliteral" > " Tests passed\n" < / span > );< / div >
< div class = "line" > < span class = "lineno" > 41< / span > }< / div >
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< div class = "ttc" id = "agroup__hash_html_ga1ac362fa25f7c35d104205985f8e754b" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#ga1ac362fa25f7c35d104205985f8e754b" > djb2< / a > < / div > < div class = "ttdeci" > uint64_t djb2(const char *s)< / div > < div class = "ttdoc" > DJB2 algorithm implementation.< / div > < div class = "ttdef" > < b > Definition:< / b > hash_djb2.c:18< / div > < / div >
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< div class = "center" > < iframe scrolling = "no" frameborder = "0" src = "../../d7/d3b/group__hash_ga9f76001544014905468dc812336110d5_cgraph.svg" width = "180" height = "36" > < p > < b > This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.< / b > < / p > < / iframe >
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< a id = "gab87679863646255178427a56dc33e453" name = "gab87679863646255178427a56dc33e453" > < / a >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#gab87679863646255178427a56dc33e453" > ◆   < / a > < / span > test_sdbm()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > void test_sdbm < / td >
< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Test function for < a class = "el" href = "../../d7/d3b/group__hash.html#ga8ab8eeb35f8ccfcad89091b5fdd4f605" title = "SDBM algorithm implementation." > sdbm< / a > . < / p >
< dl class = "section return" > < dt > Returns< / dt > < dd > None < / dd > < / dl >
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< div class = "fragment" > < div class = "line" > < span class = "lineno" > 35< / span > {< / div >
< div class = "line" > < span class = "lineno" > 36< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga8ab8eeb35f8ccfcad89091b5fdd4f605" > sdbm< / a > (< span class = "stringliteral" > " Hello World" < / span > ) == 12881824461405877380U);< / div >
< div class = "line" > < span class = "lineno" > 37< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga8ab8eeb35f8ccfcad89091b5fdd4f605" > sdbm< / a > (< span class = "stringliteral" > " Hello World!" < / span > ) == 7903571203300273309);< / div >
< div class = "line" > < span class = "lineno" > 38< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga8ab8eeb35f8ccfcad89091b5fdd4f605" > sdbm< / a > (< span class = "stringliteral" > " Hello world" < / span > ) == 15154913742888948900U);< / div >
< div class = "line" > < span class = "lineno" > 39< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#ga8ab8eeb35f8ccfcad89091b5fdd4f605" > sdbm< / a > (< span class = "stringliteral" > " Hello world!" < / span > ) == 15254999417003201661U);< / div >
< div class = "line" > < span class = "lineno" > 40< / span > printf(< span class = "stringliteral" > " Tests passed\n" < / span > );< / div >
< div class = "line" > < span class = "lineno" > 41< / span > }< / div >
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< div class = "ttc" id = "agroup__hash_html_ga8ab8eeb35f8ccfcad89091b5fdd4f605" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#ga8ab8eeb35f8ccfcad89091b5fdd4f605" > sdbm< / a > < / div > < div class = "ttdeci" > uint64_t sdbm(const char *s)< / div > < div class = "ttdoc" > SDBM algorithm implementation.< / div > < div class = "ttdef" > < b > Definition:< / b > hash_sdbm.c:18< / div > < / div >
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< div class = "center" > < iframe scrolling = "no" frameborder = "0" src = "../../d7/d3b/group__hash_gab87679863646255178427a56dc33e453_cgraph.svg" width = "196" height = "36" > < p > < b > This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.< / b > < / p > < / iframe >
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< a id = "ga39d4c16427acbf8bbe744f6d8ed61dc0" name = "ga39d4c16427acbf8bbe744f6d8ed61dc0" > < / a >
2022-09-08 08:17:03 +08:00
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ga39d4c16427acbf8bbe744f6d8ed61dc0" > ◆   < / a > < / span > test_xor8()< / h2 >
2020-07-30 01:19:57 +08:00
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > void test_xor8 < / td >
< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Test function for < a class = "el" href = "../../d7/d3b/group__hash.html#gae4836b42b998b336298f3b19dcc9cdeb" title = "8-bit XOR algorithm implementation" > xor8< / a > . < / p >
< dl class = "section return" > < dt > Returns< / dt > < dd > None < / dd > < / dl >
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< div class = "fragment" > < div class = "line" > < span class = "lineno" > 36< / span > {< / div >
< div class = "line" > < span class = "lineno" > 37< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#gae4836b42b998b336298f3b19dcc9cdeb" > xor8< / a > (< span class = "stringliteral" > " Hello World" < / span > ) == 228);< / div >
< div class = "line" > < span class = "lineno" > 38< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#gae4836b42b998b336298f3b19dcc9cdeb" > xor8< / a > (< span class = "stringliteral" > " Hello World!" < / span > ) == 195);< / div >
< div class = "line" > < span class = "lineno" > 39< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#gae4836b42b998b336298f3b19dcc9cdeb" > xor8< / a > (< span class = "stringliteral" > " Hello world" < / span > ) == 196);< / div >
< div class = "line" > < span class = "lineno" > 40< / span > assert(< a class = "code hl_function" href = "../../d7/d3b/group__hash.html#gae4836b42b998b336298f3b19dcc9cdeb" > xor8< / a > (< span class = "stringliteral" > " Hello world!" < / span > ) == 163);< / div >
< div class = "line" > < span class = "lineno" > 41< / span > printf(< span class = "stringliteral" > " Tests passed\n" < / span > );< / div >
< div class = "line" > < span class = "lineno" > 42< / span > }< / div >
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< div class = "ttc" id = "agroup__hash_html_gae4836b42b998b336298f3b19dcc9cdeb" > < div class = "ttname" > < a href = "../../d7/d3b/group__hash.html#gae4836b42b998b336298f3b19dcc9cdeb" > xor8< / a > < / div > < div class = "ttdeci" > uint8_t xor8(const char *s)< / div > < div class = "ttdoc" > 8-bit XOR algorithm implementation< / div > < div class = "ttdef" > < b > Definition:< / b > hash_xor8.c:19< / div > < / div >
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< div class = "center" > < iframe scrolling = "no" frameborder = "0" src = "../../d7/d3b/group__hash_ga39d4c16427acbf8bbe744f6d8ed61dc0_cgraph.svg" width = "182" height = "36" > < p > < b > This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.< / b > < / p > < / iframe >
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< a id = "ga94c9f3e74306c2b7ac5f141d8454dbe9" name = "ga94c9f3e74306c2b7ac5f141d8454dbe9" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ga94c9f3e74306c2b7ac5f141d8454dbe9" > ◆   < / a > < / span > u128_fill()< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "mlabels" >
< tr >
< td class = "mlabels-left" >
< table class = "memname" >
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< td class = "memname" > static void u128_fill < / td >
< td > (< / td >
< td class = "paramtype" > < a class = "el" href = "../../d7/d3b/group__hash.html#gac7cf56cc7cc7b14ceded8253b45db728" > u128< / a >   < / td >
< td class = "paramname" > < em > dest< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > size_t  < / td >
< td class = "paramname" > < em > n< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / td >
< td class = "mlabels-right" >
< span class = "mlabels" > < span class = "mlabel" > inline< / span > < span class = "mlabel" > static< / span > < / span > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > put value of n into dest < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramname" > dest< / td > < td > 128-bit number to get copied from n < / td > < / tr >
< tr > < td class = "paramname" > n< / td > < td > value put into dest< / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > void < / dd > < / dl >
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< div class = "fragment" > < div class = "line" > < span class = "lineno" > 121< / span > {< / div >
< div class = "line" > < span class = "lineno" > 122< / span > dest[0] = n & UINT64_MAX;< / div >
< div class = "line" > < span class = "lineno" > 123< / span > < / div >
< div class = "line" > < span class = "lineno" > 124< / span > < span class = "keywordflow" > if< / span > (< span class = "keyword" > sizeof< / span > (n) > 8)< / div >
< div class = "line" > < span class = "lineno" > 125< / span > {< / div >
< div class = "line" > < span class = "lineno" > 126< / span > < span class = "comment" > /* The C standard does not specify a maximum length for size_t,< / span > < / div >
< div class = "line" > < span class = "lineno" > 127< / span > < span class = "comment" > * although most machines implement it to be the same length as< / span > < / div >
< div class = "line" > < span class = "lineno" > 128< / span > < span class = "comment" > * uint64_t. On machines where size_t is 8 bytes long this will issue a< / span > < / div >
< div class = "line" > < span class = "lineno" > 129< / span > < span class = "comment" > * compiler warning, which is why it is suppressed. But on a machine< / span > < / div >
< div class = "line" > < span class = "lineno" > 130< / span > < span class = "comment" > * where size_t is greater than 8 bytes, this will work as normal. */< / span > < / div >
< div class = "line" > < span class = "lineno" > 131< / span > dest[1] = n > > 64;< / div >
< div class = "line" > < span class = "lineno" > 132< / span > }< / div >
< div class = "line" > < span class = "lineno" > 133< / span > < span class = "keywordflow" > else< / span > < / div >
< div class = "line" > < span class = "lineno" > 134< / span > {< / div >
< div class = "line" > < span class = "lineno" > 135< / span > dest[1] = 0;< / div >
< div class = "line" > < span class = "lineno" > 136< / span > }< / div >
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< td class = "memname" > static void u128_increment < / td >
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< p > increment an 128-bit number by a given amount < / p >
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< tr > < td class = "paramname" > dest< / td > < td > the value being incremented < / td > < / tr >
< tr > < td class = "paramname" > n< / td > < td > what dest is being increased by< / td > < / tr >
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< div class = "line" > < span class = "lineno" > 149< / span > < span class = "comment" > /* Check for overflow */< / span > < / div >
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< div class = "line" > < span class = "lineno" > 152< / span > dest[1]++;< / div >
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< div class = "line" > < span class = "lineno" > 155< / span > dest[0] += n;< / div >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#gae4836b42b998b336298f3b19dcc9cdeb" > ◆   < / a > < / span > xor8()< / h2 >
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< p > 8-bit XOR algorithm implementation < / p >
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< dl class = "section return" > < dt > Returns< / dt > < dd > 8-bit hash result < / dd > < / dl >
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< div class = "line" > < span class = "lineno" > 21< / span > uint8_t hash = 0;< / div >
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< div class = "line" > < span class = "lineno" > 23< / span > < span class = "keywordflow" > while< / span > (s[i] != < span class = "charliteral" > ' \0' < / span > )< / div >
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< div class = "line" > < span class = "lineno" > 25< / span > hash = (hash + s[i]) & 0xff;< / div >
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< h2 class = "groupheader" > Variable Documentation< / h2 >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#gabaac4e8c647ac9882ec38de284382c0b" > ◆   < / a > < / span > blake2b_iv< / h2 >
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< div class = "line" > 0x6A09E667F3BCC908, 0xBB67AE8584CAA73B, 0x3C6EF372FE94F82B,< / div >
< div class = "line" > 0xA54FF53A5F1D36F1, 0x510E527FADE682D1, 0x9B05688C2B3E6C1F,< / div >
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< p > BLAKE2b Initialization vector blake2b_iv[i] = floor(2**64 * frac(sqrt(prime(i+1)))), where prime(i) is the i:th prime number. < / p >
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< td class = "memname" > const uint8_t blake2b_sigma[12][16]< / td >
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< div class = "line" > {14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3},< / div >
< div class = "line" > {11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4},< / div >
< div class = "line" > {7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8},< / div >
< div class = "line" > {9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13},< / div >
< div class = "line" > {2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9},< / div >
< div class = "line" > {12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11},< / div >
< div class = "line" > {13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10},< / div >
< div class = "line" > {6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5},< / div >
< div class = "line" > {10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13, 0},< / div >
< div class = "line" > {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15},< / div >
< div class = "line" > {14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5,< / div >
< div class = "line" > 3}}< / div >
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< p > word schedule permutations for each round of the algorithm < / p >
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