This is a port of the Murmur3 hash function. While loop. Contribute to sindresorhus/sdbm development by creating an account on GitHub. c int is initialized. GitHub Gist: instantly share code, notes, and snippets. C port of Murmur3 hash. Share Copy sharable link for this gist. This is just the value used by the djb2 hash function. Star 0 Fork 0; Code Revisions 1. Created Oct 25, 2013. SDBM non-cryptographic hash function. hash_adler32.c 32-bit Adler hash algorithm file hash_crc32.c 32-bit CRC hash algorithm file hash_djb2.c DJB2 hash algorithm file hash_sdbm.c SDBM hash algorithm file hash_xor8.c 8-bit XOR hash algorithm for ASCII characters Hash Functions and Hash Tables A hash function h maps keys of a given type to integers in a fixed interval [0;:::;N -1]. How to use it Skip to content. Now we want to insert an element k. Apply h (k). If it results “x” and the index “x” already contain a value then we again apply hash function that h (k, 1) this equals to (h (k) + 1) mod n. General form: h1 (k, j) = (h (k) + j) mod n . Embed Embed this gist in your website. Sign in Sign up Instantly share code, notes, and snippets. Embed. This is a port of the original C++ code, designed for Visual Studio, into standard C that gcc can compile efficiently. We call h(x) hash value of x. All gists Back to GitHub. sdbm hash function in clojure. This will contain the ascii value of each char in the string. * SDBM Hash Function This is the algorithm of choice which is used in the open source SDBM project. The hash function seems to have a good over-all distribution for many different data sets. hash ulong is initialized and set to 5381. timruffles / sdbm.clj. It seems to work well in situations where there is a high variance in the MSBs of the elements in a data set. What would you like to do? The char array is passed into the hash_func and the function will return an unsigned long int. Let hash function is h, hash table contains 0 to n-1 slots. Murmur3 is a non-cryptographic hash, designed to be fast and excellent-quality for making things like hash tables or bloom filters.