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/* See LICENSE file for copyright and license details. */
#include "libsha1.h"
#include <sys/stat.h>
#include <alloca.h>
#include <errno.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#ifndef ALLOCA_LIMIT
# define ALLOCA_LIMIT 0
#endif
/**
* Truncate an unsigned integer to an unsigned 32-bit integer
*
* @param X:uint_least32_t The value to truncate
* @return :uint_least32_t The 32 lowest bits in `X`
*/
#define TRUNC32(X) ((X) & (uint_least32_t)0xFFFFFFFFUL)
/**
* Process a chunk using SHA-1 or SHA-0
*
* @param state The hashing state
* @param data The data to process
* @param len The number of available bytes
* @return The number of processed bytes
*/
#if defined(__GNUC__)
__attribute__((__nonnull__, __nothrow__))
#endif
size_t libsha1_process(struct libsha1_state *restrict, const unsigned char *restrict, size_t);
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