From c61e5359cb454ae20c0b7b057c3a7b53e2beefd6 Mon Sep 17 00:00:00 2001 From: Mark Haines Date: Thu, 26 Feb 2015 16:43:06 +0000 Subject: Squashed 'lib/crypto-algorithms/' content from commit 100f4ff git-subtree-dir: lib/crypto-algorithms git-subtree-split: 100f4ff91b5a5b31a84b3999365c3058df6251ea --- arcfour.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 arcfour.h (limited to 'arcfour.h') diff --git a/arcfour.h b/arcfour.h new file mode 100644 index 0000000..f9f1e87 --- /dev/null +++ b/arcfour.h @@ -0,0 +1,30 @@ +/********************************************************************* +* Filename: arcfour.h +* Author: Brad Conte (brad AT bradconte.com) +* Copyright: +* Disclaimer: This code is presented "as is" without any guarantees. +* Details: Defines the API for the corresponding ARCFOUR implementation. +*********************************************************************/ + +#ifndef ARCFOUR_H +#define ARCFOUR_H + +/*************************** HEADER FILES ***************************/ +#include + +/**************************** DATA TYPES ****************************/ +typedef unsigned char BYTE; // 8-bit byte + +/*********************** FUNCTION DECLARATIONS **********************/ +// Input: state - the state used to generate the keystream +// key - Key to use to initialize the state +// len - length of key in bytes (valid lenth is 1 to 256) +void arcfour_key_setup(BYTE state[], const BYTE key[], int len); + +// Pseudo-Random Generator Algorithm +// Input: state - the state used to generate the keystream +// out - Must be allocated to be of at least "len" length +// len - number of bytes to generate +void arcfour_generate_stream(BYTE state[], BYTE out[], size_t len); + +#endif // ARCFOUR_H -- cgit v1.2.3