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use ChaCha8-based CSPRNG

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This commit is contained in:
Daniel Micay 2018-08-25 23:00:00 -04:00
parent 2b7c9362bb
commit c41e659383
5 changed files with 235 additions and 7 deletions
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18
chacha.h Normal file
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#ifndef CHACHA_H
#define CHACHA_H
#include <stdint.h>
typedef uint8_t u8;
typedef uint32_t u32;
typedef struct
{
u32 input[16];
} chacha_ctx;
void chacha_keysetup(chacha_ctx *x,const u8 *k,u32 kbits);
void chacha_ivsetup(chacha_ctx *x,const u8 *iv);
void chacha_keystream_bytes(chacha_ctx *x,u8 *c,u32 bytes);
#endif