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Current Path: /usr/src/sys/contrib/libsodium/src/libsodium/crypto_onetimeauth/poly1305

usr / src / sys / contrib / libsodium / src / libsodium / crypto_onetimeauth / poly1305 /

📁 ..
📁 donna
📄 onetimeauth_poly1305.c(2.41 KB)
📄 onetimeauth_poly1305.h(1016 B)
📁 sse2

Editing: onetimeauth_poly1305.c

#include "onetimeauth_poly1305.h"
#include "crypto_onetimeauth_poly1305.h"
#include "private/common.h"
#include "private/implementations.h"
#include "randombytes.h"
#include "runtime.h"

#include "donna/poly1305_donna.h"
#if defined(HAVE_TI_MODE) && defined(HAVE_EMMINTRIN_H)
# include "sse2/poly1305_sse2.h"
#endif

static const crypto_onetimeauth_poly1305_implementation *implementation =
    &crypto_onetimeauth_poly1305_donna_implementation;

int
crypto_onetimeauth_poly1305(unsigned char *out, const unsigned char *in,
                            unsigned long long inlen, const unsigned char *k)
{
    return implementation->onetimeauth(out, in, inlen, k);
}

int
crypto_onetimeauth_poly1305_verify(const unsigned char *h,
                                   const unsigned char *in,
                                   unsigned long long   inlen,
                                   const unsigned char *k)
{
    return implementation->onetimeauth_verify(h, in, inlen, k);
}

int
crypto_onetimeauth_poly1305_init(crypto_onetimeauth_poly1305_state *state,
                                 const unsigned char *key)
{
    return implementation->onetimeauth_init(state, key);
}

int
crypto_onetimeauth_poly1305_update(crypto_onetimeauth_poly1305_state *state,
                                   const unsigned char *in,
                                   unsigned long long inlen)
{
    return implementation->onetimeauth_update(state, in, inlen);
}

int
crypto_onetimeauth_poly1305_final(crypto_onetimeauth_poly1305_state *state,
                                  unsigned char *out)
{
    return implementation->onetimeauth_final(state, out);
}

size_t
crypto_onetimeauth_poly1305_bytes(void)
{
    return crypto_onetimeauth_poly1305_BYTES;
}

size_t
crypto_onetimeauth_poly1305_keybytes(void)
{
    return crypto_onetimeauth_poly1305_KEYBYTES;
}

size_t
crypto_onetimeauth_poly1305_statebytes(void)
{
    return sizeof(crypto_onetimeauth_poly1305_state);
}

void
crypto_onetimeauth_poly1305_keygen(
    unsigned char k[crypto_onetimeauth_poly1305_KEYBYTES])
{
    randombytes_buf(k, crypto_onetimeauth_poly1305_KEYBYTES);
}

int
_crypto_onetimeauth_poly1305_pick_best_implementation(void)
{
    implementation = &crypto_onetimeauth_poly1305_donna_implementation;
#if defined(HAVE_TI_MODE) && defined(HAVE_EMMINTRIN_H)
    if (sodium_runtime_has_sse2()) {
        implementation = &crypto_onetimeauth_poly1305_sse2_implementation;
    }
#endif
    return 0;
}

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Editing: onetimeauth_poly1305.c

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