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Switching to new style.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2023-02-15 00:10:00 +01:00
parent 12bdcbd1f9
commit 43ef33d60b
16 changed files with 429 additions and 521 deletions
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26
src/rng/random.c
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@@ -22,21 +22,19 @@
#include "hwrng.h"
#define RANDOM_BYTES_LENGTH 32
static uint32_t random_word[RANDOM_BYTES_LENGTH/sizeof(uint32_t)];
static uint32_t random_word[RANDOM_BYTES_LENGTH / sizeof(uint32_t)];
void random_init(void)
{
void random_init(void) {
int i;
neug_init(random_word, RANDOM_BYTES_LENGTH/sizeof(uint32_t));
neug_init(random_word, RANDOM_BYTES_LENGTH / sizeof(uint32_t));
for (i = 0; i < NEUG_PRE_LOOP; i++) {
neug_get();
}
}
void random_fini(void)
{
void random_fini(void) {
neug_fini();
}
@@ -45,15 +43,14 @@ void random_fini(void)
*/
void random_bytes_free(const uint8_t *p);
#define MAX_RANDOM_BUFFER 1024
const uint8_t *random_bytes_get(size_t len)
{
const uint8_t *random_bytes_get(size_t len) {
if (len > MAX_RANDOM_BUFFER) {
return NULL;
}
static uint32_t return_word[MAX_RANDOM_BUFFER/sizeof(uint32_t)];
static uint32_t return_word[MAX_RANDOM_BUFFER / sizeof(uint32_t)];
for (int ix = 0; ix < len; ix += RANDOM_BYTES_LENGTH) {
neug_wait_full();
memcpy(return_word+ix/sizeof(uint32_t), random_word, RANDOM_BYTES_LENGTH);
memcpy(return_word + ix / sizeof(uint32_t), random_word, RANDOM_BYTES_LENGTH);
random_bytes_free((const uint8_t *) random_word);
}
return (const uint8_t *) return_word;
@@ -62,8 +59,7 @@ const uint8_t *random_bytes_get(size_t len)
/*
* Free pointer to random 32-byte
*/
void random_bytes_free(const uint8_t *p)
{
void random_bytes_free(const uint8_t *p) {
(void) p;
memset(random_word, 0, RANDOM_BYTES_LENGTH);
neug_flush();
@@ -72,8 +68,7 @@ void random_bytes_free(const uint8_t *p)
/*
* Return 4-byte salt
*/
void random_get_salt(uint8_t *p)
{
void random_get_salt(uint8_t *p) {
uint32_t rnd;
rnd = neug_get();
@@ -86,8 +81,7 @@ void random_get_salt(uint8_t *p)
/*
* Random byte iterator
*/
int random_gen(void *arg, unsigned char *out, size_t out_len)
{
int random_gen(void *arg, unsigned char *out, size_t out_len) {
uint8_t *index_p = (uint8_t *) arg;
uint8_t index = index_p ? *index_p : 0;
size_t n;