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This commit is contained in:
Frank Denis 2015-11-14 00:38:07 +01:00
parent 75cc7123da
commit 2550fd8f1c
2 changed files with 20 additions and 10 deletions
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15
src/libsodium/crypto_onetimeauth/poly1305/donna/poly1305_donna32.h
View File

@ -24,7 +24,8 @@ typedef struct poly1305_state_internal_t {
/* interpret four 8 bit unsigned integers as a 32 bit unsigned integer in little endian */
static unsigned long
U8TO32(const unsigned char *p) {
U8TO32(const unsigned char *p)
{
return
(((unsigned long)(p[0] & 0xff) ) |
((unsigned long)(p[1] & 0xff) << 8) |
@ -34,7 +35,8 @@ U8TO32(const unsigned char *p) {
/* store a 32 bit unsigned integer as four 8 bit unsigned integers in little endian */
static void
U32TO8(unsigned char *p, unsigned long v) {
U32TO8(unsigned char *p, unsigned long v)
{
p[0] = (v ) & 0xff;
p[1] = (v >> 8) & 0xff;
p[2] = (v >> 16) & 0xff;
@ -42,7 +44,8 @@ U32TO8(unsigned char *p, unsigned long v) {
}
static void
poly1305_init(crypto_onetimeauth_poly1305_state *state, const unsigned char key[32]) {
poly1305_init(crypto_onetimeauth_poly1305_state *state, const unsigned char key[32])
{
poly1305_state_internal_t *st = (poly1305_state_internal_t *)(void *)state;
/* r &= 0xffffffc0ffffffc0ffffffc0fffffff */
@ -70,7 +73,8 @@ poly1305_init(crypto_onetimeauth_poly1305_state *state, const unsigned char key[
}
static void
poly1305_blocks(poly1305_state_internal_t *st, const unsigned char *m, unsigned long long bytes) {
poly1305_blocks(poly1305_state_internal_t *st, const unsigned char *m, unsigned long long bytes)
{
const unsigned long hibit = (st->final) ? 0 : (1 << 24); /* 1 << 128 */
unsigned long r0,r1,r2,r3,r4;
unsigned long s1,s2,s3,s4;
@ -131,7 +135,8 @@ poly1305_blocks(poly1305_state_internal_t *st, const unsigned char *m, unsigned
}
static POLY1305_NOINLINE void
poly1305_finish(crypto_onetimeauth_poly1305_state *state, unsigned char mac[16]) {
poly1305_finish(crypto_onetimeauth_poly1305_state *state, unsigned char mac[16])
{
poly1305_state_internal_t *st = (poly1305_state_internal_t *)(void *)state;
unsigned long h0,h1,h2,h3,h4,c;
unsigned long g0,g1,g2,g3,g4;

15
src/libsodium/crypto_onetimeauth/poly1305/donna/poly1305_donna64.h
View File

@ -30,7 +30,8 @@ typedef struct poly1305_state_internal_t {
/* interpret eight 8 bit unsigned integers as a 64 bit unsigned integer in little endian */
static unsigned long long
U8TO64(const unsigned char *p) {
U8TO64(const unsigned char *p)
{
return
(((unsigned long long)(p[0] & 0xff) ) |
((unsigned long long)(p[1] & 0xff) << 8) |
@ -44,7 +45,8 @@ U8TO64(const unsigned char *p) {
/* store a 64 bit unsigned integer as eight 8 bit unsigned integers in little endian */
static void
U64TO8(unsigned char *p, unsigned long long v) {
U64TO8(unsigned char *p, unsigned long long v)
{
p[0] = (v ) & 0xff;
p[1] = (v >> 8) & 0xff;
p[2] = (v >> 16) & 0xff;
@ -56,7 +58,8 @@ U64TO8(unsigned char *p, unsigned long long v) {
}
static void
poly1305_init(crypto_onetimeauth_poly1305_state *state, const unsigned char key[32]) {
poly1305_init(crypto_onetimeauth_poly1305_state *state, const unsigned char key[32])
{
poly1305_state_internal_t *st = (poly1305_state_internal_t *)(void *)state;
unsigned long long t0,t1;
@ -82,7 +85,8 @@ poly1305_init(crypto_onetimeauth_poly1305_state *state, const unsigned char key[
}
static void
poly1305_blocks(poly1305_state_internal_t *st, const unsigned char *m, unsigned long long bytes) {
poly1305_blocks(poly1305_state_internal_t *st, const unsigned char *m, unsigned long long bytes)
{
const unsigned long long hibit = (st->final) ? 0 : ((unsigned long long)1 << 40); /* 1 << 128 */
unsigned long long r0,r1,r2;
unsigned long long s1,s2;
@ -135,7 +139,8 @@ poly1305_blocks(poly1305_state_internal_t *st, const unsigned char *m, unsigned
static POLY1305_NOINLINE void
poly1305_finish(crypto_onetimeauth_poly1305_state *state, unsigned char mac[16]) {
poly1305_finish(crypto_onetimeauth_poly1305_state *state, unsigned char mac[16])
{
poly1305_state_internal_t *st = (poly1305_state_internal_t *)(void *)state;
unsigned long long h0,h1,h2,c;
unsigned long long g0,g1,g2;