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Prepare for pluggable randombytes*() implementations.

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This commit is contained in:
Frank Denis 2013-01-21 13:28:27 -08:00
parent 4c6e162c52
commit 3444a46f35
2 changed files with 33 additions and 14 deletions
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39
src/libsodium/include/sodium/randombytes.h
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@ -1,27 +1,38 @@
#ifndef randombytes_salsa20_random_H
#define randombytes_salsa20_random_H
#include "salsa20_random.h"
#ifndef randombytes_H
#define randombytes_H
#ifdef __cplusplus
extern "C" {
#endif
void randombytes(unsigned char *, unsigned long long);
#include <sys/types.h>
#define randombytes_random salsa20_random
#define randombytes_stir salsa20_random_stir
#define randombytes_uniform salsa20_random_uniform
#define randombytes_buf salsa20_random_buf
#define randombytes_close salsa20_random_close
#include <inttypes.h>
#include <stdio.h>
typedef struct randombytes_implementation {
const char (**randombytes_implementation_name)(void);
uint32_t (*randombytes_random)(void);
void (*randombytes_stir)(void);
uint32_t (*randombytes_uniform)(const uint32_t upper_bound);
void (*randombytes_buf)(void * const buf, const size_t size);
int (*randombytes_close)(void);
} randombytes_implementation;
int randombytes_set_implementation(randombytes_implementation *impl);
void randombytes(unsigned char *buf, unsigned long long size);
const char *randombytes_implementation_name(void);
uint32_t randombytes_random(void);
void randombytes_stir(void);
uint32_t randombytes_uniform(const uint32_t upper_bound);
void randombytes_buf(void * const buf, const size_t size);
int randombytes_close(void);
#ifdef __cplusplus
}
#endif
#ifndef randombytes_implementation
#define randombytes_implementation "salsa20_random"
#endif
#endif

8
src/libsodium/include/sodium/salsa20_random.h
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@ -5,10 +5,18 @@
#include <stdint.h>
#include <stdlib.h>
#ifdef __cplusplus
extern "C" {
#endif
uint32_t salsa20_random(void);
void salsa20_random_stir(void);
uint32_t salsa20_random_uniform(const uint32_t upper_bound);
void salsa20_random_buf(void * const buf, const size_t size);
int salsa20_random_close(void);
#ifdef __cplusplus
}
#endif
#endif