mirror of
https://github.com/Mbed-TLS/mbedtls.git
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52 lines
1.0 KiB
C
52 lines
1.0 KiB
C
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/**
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* \file arc4.h
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*/
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#ifndef XYSSL_ARC4_H
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#define XYSSL_ARC4_H
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/**
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* \brief ARC4 context structure
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*/
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typedef struct
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{
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int x; /*!< permutation index */
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int y; /*!< permutation index */
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unsigned char m[256]; /*!< permutation table */
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}
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arc4_context;
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief ARC4 key schedule
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*
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* \param ctx ARC4 context to be initialized
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* \param key the secret key
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* \param keylen length of the key
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*/
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void arc4_setup( arc4_context *ctx, unsigned char *key, int keylen );
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/**
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* \brief ARC4 cipher function
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*
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* \param ctx ARC4 context
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* \param buf buffer to be processed
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* \param buflen amount of data in buf
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*/
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void arc4_crypt( arc4_context *ctx, unsigned char *buf, int buflen );
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/*
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* \brief Checkup routine
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*
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* \return 0 if successful, or 1 if the test failed
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*/
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int arc4_self_test( int verbose );
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#ifdef __cplusplus
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}
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#endif
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#endif /* arc4.h */
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