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mirror of https://github.com/jedisct1/libsodium.git synced 2024-12-23 20:15:19 -07:00

Revert "crypto_scalarmult_raw()"

This reverts commit 08a11d1a05.
This commit is contained in:
Frank Denis 2013-03-03 14:03:54 -08:00
parent 52b979ddc0
commit 00b454d1f1
3 changed files with 2 additions and 15 deletions

View File

@ -4,7 +4,6 @@
#include "crypto_scalarmult_curve25519.h"
#define crypto_scalarmult crypto_scalarmult_curve25519
#define crypto_scalarmult_raw crypto_scalarmult_curve25519_raw
#define crypto_scalarmult_base crypto_scalarmult_curve25519_base
#define crypto_scalarmult_BYTES crypto_scalarmult_curve25519_BYTES
#define crypto_scalarmult_SCALARBYTES crypto_scalarmult_curve25519_SCALARBYTES

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@ -248,23 +248,13 @@ int crypto_scalarmult(unsigned char *q,
const unsigned char *n,
const unsigned char *p)
{
unsigned int work[96];
unsigned char e[32];
unsigned int i;
for (i = 0;i < 32;++i) e[i] = n[i];
e[0] &= 248;
e[31] &= 127;
e[31] |= 64;
return crypto_scalarmult_raw(q, e, p);
}
int crypto_scalarmult_raw(unsigned char *q,
const unsigned char *n,
const unsigned char *p)
{
unsigned int work[96];
unsigned char e[32];
unsigned int i;
for (i = 0;i < 32;++i) e[i] = n[i];
for (i = 0;i < 32;++i) work[i] = p[i];
mainloop(work,e);
recip(work + 32,work + 32);
@ -272,4 +262,4 @@ int crypto_scalarmult_raw(unsigned char *q,
freeze(work + 64);
for (i = 0;i < 32;++i) q[i] = work[64 + i];
return 0;
}
}

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@ -8,14 +8,12 @@
extern "C" {
#endif
extern int crypto_scalarmult_curve25519_ref(unsigned char *,const unsigned char *,const unsigned char *);
extern int crypto_scalarmult_curve25519_ref_raw(unsigned char *,const unsigned char *, const unsigned char *);
extern int crypto_scalarmult_curve25519_ref_base(unsigned char *,const unsigned char *);
#ifdef __cplusplus
}
#endif
#define crypto_scalarmult_curve25519 crypto_scalarmult_curve25519_ref
#define crypto_scalarmult_curve25519_raw crypto_scalarmult_curve25519_ref_raw
#define crypto_scalarmult_curve25519_base crypto_scalarmult_curve25519_ref_base
#define crypto_scalarmult_curve25519_BYTES crypto_scalarmult_curve25519_ref_BYTES
#define crypto_scalarmult_curve25519_SCALARBYTES crypto_scalarmult_curve25519_ref_SCALARBYTES