Merge pull request #9642 from holtrop-wolfssl/hmac-blake2
Add HMAC-BLAKE2b and HMAC-BLAKE2s API functions
This commit is contained in:
Daniel Pouzzner
@@ -37,6 +37,12 @@
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#include <wolfssl/wolfcrypt/blake2.h>
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#include <wolfssl/wolfcrypt/blake2-impl.h>
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#ifdef NO_INLINE
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#include <wolfssl/wolfcrypt/misc.h>
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#else
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#define WOLFSSL_MISC_INCLUDED
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#include <wolfcrypt/src/misc.c>
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#endif
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static const word64 blake2b_IV[8] =
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{
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@@ -511,7 +517,111 @@ int wc_Blake2bFinal(Blake2b* b2b, byte* final, word32 requestSz)
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}
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/* end CTaoCrypt API */
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int wc_Blake2bHmacInit(Blake2b* b2b, const byte* key, size_t key_len)
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{
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byte x_key[BLAKE2B_BLOCKBYTES];
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int i;
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int ret = 0;
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if (key == NULL)
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return BAD_FUNC_ARG;
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if (key_len > BLAKE2B_BLOCKBYTES) {
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ret = wc_InitBlake2b(b2b, BLAKE2B_OUTBYTES);
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if (ret == 0)
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ret = wc_Blake2bUpdate(b2b, key, (word32)key_len);
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if (ret == 0)
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ret = wc_Blake2bFinal(b2b, x_key, 0);
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} else {
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XMEMCPY(x_key, key, key_len);
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XMEMSET(x_key + key_len, 0, BLAKE2B_BLOCKBYTES - key_len);
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}
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if (ret == 0) {
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for (i = 0; i < BLAKE2B_BLOCKBYTES; ++i)
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x_key[i] ^= 0x36U;
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}
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if (ret == 0)
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ret = wc_InitBlake2b(b2b, BLAKE2B_OUTBYTES);
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if (ret == 0)
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ret = wc_Blake2bUpdate(b2b, x_key, BLAKE2B_BLOCKBYTES);
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ForceZero(x_key, sizeof(x_key));
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return ret;
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}
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int wc_Blake2bHmacUpdate(Blake2b* b2b, const byte* in, size_t in_len)
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{
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if (in == NULL)
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return BAD_FUNC_ARG;
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return wc_Blake2bUpdate(b2b, in, (word32)in_len);
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}
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int wc_Blake2bHmacFinal(Blake2b* b2b, const byte* key, size_t key_len,
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byte* out, size_t out_len)
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{
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byte x_key[BLAKE2B_BLOCKBYTES];
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int i;
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int ret = 0;
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if (key == NULL)
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return BAD_FUNC_ARG;
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if (out_len != BLAKE2B_OUTBYTES)
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return BUFFER_E;
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if (key_len > BLAKE2B_BLOCKBYTES) {
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ret = wc_InitBlake2b(b2b, BLAKE2B_OUTBYTES);
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if (ret == 0)
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ret = wc_Blake2bUpdate(b2b, key, (word32)key_len);
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if (ret == 0)
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ret = wc_Blake2bFinal(b2b, x_key, 0);
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} else {
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XMEMCPY(x_key, key, key_len);
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XMEMSET(x_key + key_len, 0, BLAKE2B_BLOCKBYTES - key_len);
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}
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if (ret == 0) {
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for (i = 0; i < BLAKE2B_BLOCKBYTES; ++i)
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x_key[i] ^= 0x5CU;
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}
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if (ret == 0)
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ret = wc_Blake2bFinal(b2b, out, 0);
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if (ret == 0)
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ret = wc_InitBlake2b(b2b, BLAKE2B_OUTBYTES);
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if (ret == 0)
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ret = wc_Blake2bUpdate(b2b, x_key, BLAKE2B_BLOCKBYTES);
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if (ret == 0)
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ret = wc_Blake2bUpdate(b2b, out, BLAKE2B_OUTBYTES);
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if (ret == 0)
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ret = wc_Blake2bFinal(b2b, out, 0);
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ForceZero(x_key, sizeof(x_key));
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return ret;
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}
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int wc_Blake2bHmac(const byte* in, size_t in_len,
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const byte* key, size_t key_len,
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byte* out, size_t out_len)
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{
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Blake2b state;
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int ret;
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ret = wc_Blake2bHmacInit(&state, key, key_len);
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if (ret == 0)
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ret = wc_Blake2bHmacUpdate(&state, in, in_len);
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if (ret == 0)
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ret = wc_Blake2bHmacFinal(&state, key, key_len, out, out_len);
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return ret;
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}
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/* end wolfCrypt API */
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#endif /* HAVE_BLAKE2 */
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@@ -37,6 +37,12 @@
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#include <wolfssl/wolfcrypt/blake2.h>
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#include <wolfssl/wolfcrypt/blake2-impl.h>
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#ifdef NO_INLINE
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#include <wolfssl/wolfcrypt/misc.h>
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#else
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#define WOLFSSL_MISC_INCLUDED
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#include <wolfcrypt/src/misc.c>
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#endif
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static const word32 blake2s_IV[8] =
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{
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@@ -505,7 +511,111 @@ int wc_Blake2sFinal(Blake2s* b2s, byte* final, word32 requestSz)
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}
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/* end CTaoCrypt API */
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int wc_Blake2sHmacInit(Blake2s* b2s, const byte* key, size_t key_len)
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{
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byte x_key[BLAKE2S_BLOCKBYTES];
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int i;
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int ret = 0;
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if (key == NULL)
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return BAD_FUNC_ARG;
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if (key_len > BLAKE2S_BLOCKBYTES) {
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ret = wc_InitBlake2s(b2s, BLAKE2S_OUTBYTES);
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if (ret == 0)
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ret = wc_Blake2sUpdate(b2s, key, (word32)key_len);
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if (ret == 0)
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ret = wc_Blake2sFinal(b2s, x_key, 0);
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} else {
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XMEMCPY(x_key, key, key_len);
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XMEMSET(x_key + key_len, 0, BLAKE2S_BLOCKBYTES - key_len);
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}
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if (ret == 0) {
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for (i = 0; i < BLAKE2S_BLOCKBYTES; ++i)
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x_key[i] ^= 0x36U;
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}
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if (ret == 0)
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ret = wc_InitBlake2s(b2s, BLAKE2S_OUTBYTES);
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if (ret == 0)
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ret = wc_Blake2sUpdate(b2s, x_key, BLAKE2S_BLOCKBYTES);
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ForceZero(x_key, sizeof(x_key));
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return ret;
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}
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int wc_Blake2sHmacUpdate(Blake2s* b2s, const byte* in, size_t in_len)
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{
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if (in == NULL)
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return BAD_FUNC_ARG;
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return wc_Blake2sUpdate(b2s, in, (word32)in_len);
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}
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int wc_Blake2sHmacFinal(Blake2s* b2s, const byte* key, size_t key_len,
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byte* out, size_t out_len)
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{
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byte x_key[BLAKE2S_BLOCKBYTES];
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int i;
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int ret = 0;
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if (key == NULL)
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return BAD_FUNC_ARG;
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if (out_len != BLAKE2S_OUTBYTES)
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return BUFFER_E;
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if (key_len > BLAKE2S_BLOCKBYTES) {
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ret = wc_InitBlake2s(b2s, BLAKE2S_OUTBYTES);
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if (ret == 0)
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ret = wc_Blake2sUpdate(b2s, key, (word32)key_len);
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if (ret == 0)
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ret = wc_Blake2sFinal(b2s, x_key, 0);
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} else {
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XMEMCPY(x_key, key, key_len);
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XMEMSET(x_key + key_len, 0, BLAKE2S_BLOCKBYTES - key_len);
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}
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if (ret == 0) {
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for (i = 0; i < BLAKE2S_BLOCKBYTES; ++i)
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x_key[i] ^= 0x5CU;
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}
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if (ret == 0)
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ret = wc_Blake2sFinal(b2s, out, 0);
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if (ret == 0)
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ret = wc_InitBlake2s(b2s, BLAKE2S_OUTBYTES);
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if (ret == 0)
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ret = wc_Blake2sUpdate(b2s, x_key, BLAKE2S_BLOCKBYTES);
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if (ret == 0)
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ret = wc_Blake2sUpdate(b2s, out, BLAKE2S_OUTBYTES);
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if (ret == 0)
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ret = wc_Blake2sFinal(b2s, out, 0);
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ForceZero(x_key, sizeof(x_key));
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return ret;
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}
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int wc_Blake2sHmac(const byte* in, size_t in_len,
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const byte* key, size_t key_len,
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byte* out, size_t out_len)
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{
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Blake2s state;
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int ret;
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ret = wc_Blake2sHmacInit(&state, key, key_len);
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if (ret == 0)
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ret = wc_Blake2sHmacUpdate(&state, in, in_len);
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if (ret == 0)
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ret = wc_Blake2sHmacFinal(&state, key, key_len, out, out_len);
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return ret;
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}
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/* end wolfCrypt API */
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#endif /* HAVE_BLAKE2S */
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@@ -776,9 +776,11 @@ WOLFSSL_TEST_SUBROUTINE wc_test_ret_t scrypt_test(void);
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#endif
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#ifdef HAVE_BLAKE2
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WOLFSSL_TEST_SUBROUTINE wc_test_ret_t blake2b_test(void);
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WOLFSSL_TEST_SUBROUTINE wc_test_ret_t blake2b_hmac_test(void);
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#endif
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#ifdef HAVE_BLAKE2S
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WOLFSSL_TEST_SUBROUTINE wc_test_ret_t blake2s_test(void);
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WOLFSSL_TEST_SUBROUTINE wc_test_ret_t blake2s_hmac_test(void);
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#endif
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#ifdef HAVE_LIBZ
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WOLFSSL_TEST_SUBROUTINE wc_test_ret_t compress_test(void);
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@@ -2187,12 +2189,20 @@ options: [-s max_relative_stack_bytes] [-m max_relative_heap_memory_bytes]\n\
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TEST_FAIL("BLAKE2b test failed!\n", ret);
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else
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TEST_PASS("BLAKE2b test passed!\n");
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if ( (ret = blake2b_hmac_test()) != 0)
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TEST_FAIL("HMAC-BLAKE2b test failed!\n", ret);
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else
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TEST_PASS("HMAC-BLAKE2b test passed!\n");
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#endif
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#ifdef HAVE_BLAKE2S
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if ( (ret = blake2s_test()) != 0)
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TEST_FAIL("BLAKE2s test failed!\n", ret);
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else
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TEST_PASS("BLAKE2s test passed!\n");
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if ( (ret = blake2s_hmac_test()) != 0)
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TEST_FAIL("HMAC-BLAKE2s test failed!\n", ret);
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else
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TEST_PASS("HMAC-BLAKE2s test passed!\n");
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#endif
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#ifndef NO_HMAC
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@@ -4581,7 +4591,6 @@ WOLFSSL_TEST_SUBROUTINE wc_test_ret_t ripemd_test(void)
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#ifdef HAVE_BLAKE2
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#define BLAKE2B_TESTS 3
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static const byte blake2b_vec[BLAKE2B_TESTS][BLAKE2B_OUTBYTES] =
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@@ -4651,10 +4660,97 @@ WOLFSSL_TEST_SUBROUTINE wc_test_ret_t blake2b_test(void)
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return 0;
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}
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WOLFSSL_TEST_SUBROUTINE wc_test_ret_t blake2b_hmac_test(void)
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{
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static const byte key1[] = {0x41, 0x42, 0x43, 0x44}; /* ABCD */
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static const byte message1[] = {0x48, 0x65, 0x6c, 0x6c, 0x6f}; /* Hello */
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static const byte expected1[] = {
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0x46, 0x76, 0xbb, 0x0e, 0xf8, 0xa1, 0x56, 0x33,
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0xde, 0xdc, 0x44, 0xe3, 0x2b, 0xf3, 0xee, 0x5b,
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0x5f, 0x7f, 0x04, 0x00, 0x2c, 0xaa, 0xd4, 0x93,
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0xc6, 0xa6, 0xb4, 0xf3, 0x14, 0x8d, 0x6d, 0x9c,
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0x6a, 0x12, 0x02, 0x85, 0x66, 0xed, 0x9b, 0x5d,
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0x8d, 0x0e, 0x3d, 0xf4, 0x78, 0xee, 0x5a, 0xf6,
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0x2f, 0x97, 0xa5, 0x77, 0x88, 0x8c, 0xc4, 0x66,
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0x46, 0xb1, 0xba, 0x51, 0x29, 0x19, 0xd7, 0xaa,
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};
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static const byte key2[] = {
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0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x41, 0x42,
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0x43, 0x44, 0x45, 0x46, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
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0x38, 0x39, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x30, 0x31, 0x32, 0x33,
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0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46,
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0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x41, 0x42,
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0x43, 0x44, 0x45, 0x46, 0x30, 0x31, 0x32, 0x33
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}; /* 0123456789ABCDEF0123456789ABCDEF0123456789ABCDEF0123456789ABCDEF0123 */
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static const byte message2[] = {
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0x61, 0x62, 0x63, 0x64, 0x62, 0x63, 0x64, 0x65, 0x63, 0x64, 0x65, 0x66,
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0x64, 0x65, 0x66, 0x67, 0x65, 0x66, 0x67, 0x68, 0x66, 0x67, 0x68, 0x69,
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0x67, 0x68, 0x69, 0x6a, 0x68, 0x69, 0x6a, 0x6b, 0x69, 0x6a, 0x6b, 0x6c,
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0x6a, 0x6b, 0x6c, 0x6d, 0x6b, 0x6c, 0x6d, 0x6e, 0x6c, 0x6d, 0x6e, 0x6f,
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0x6d, 0x6e, 0x6f, 0x70, 0x6e, 0x6f, 0x70, 0x71
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}; /* abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq */
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static const byte expected2[] = {
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0x2a, 0xda, 0xf6, 0x94, 0x79, 0xce, 0xe2, 0xd2,
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0x5d, 0x89, 0x8b, 0xd7, 0x0d, 0xbc, 0x11, 0x1f,
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0x98, 0x99, 0xe0, 0x17, 0x7c, 0x5b, 0x8f, 0x94,
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0xf5, 0x95, 0xbc, 0x1b, 0xb1, 0x95, 0xe8, 0x60,
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0xbb, 0x29, 0xa4, 0xd9, 0x27, 0x2e, 0x00, 0xea,
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0xba, 0xc3, 0x3e, 0xe6, 0x9c, 0xc7, 0xd7, 0x8d,
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0x69, 0xc7, 0xb4, 0xf7, 0x31, 0x4a, 0xb1, 0xf0,
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0x3c, 0xed, 0x06, 0x49, 0x6f, 0x46, 0x99, 0xea,
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};
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byte out[BLAKE2B_OUTBYTES];
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int ret;
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Blake2b b2b;
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ret = wc_Blake2bHmac(message1, sizeof(message1),
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key1, sizeof(key1), out, sizeof(out));
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if (ret != 0)
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return WC_TEST_RET_ENC_EC(ret);
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if (XMEMCMP(out, expected1, sizeof(out)) != 0)
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return WC_TEST_RET_ENC_NC;
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ret = wc_Blake2bHmac(message2, sizeof(message2),
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key2, sizeof(key2), out, sizeof(out));
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if (ret != 0)
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return WC_TEST_RET_ENC_EC(ret);
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if (XMEMCMP(out, expected2, sizeof(out)) != 0)
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return WC_TEST_RET_ENC_NC;
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ret = wc_Blake2bHmacInit(&b2b, key1, sizeof(key1));
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if (ret != 0)
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return WC_TEST_RET_ENC_EC(ret);
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ret = wc_Blake2bHmacUpdate(&b2b, message1, sizeof(message1) / 2U);
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if (ret != 0)
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return WC_TEST_RET_ENC_EC(ret);
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ret = wc_Blake2bHmacUpdate(&b2b, &message1[sizeof(message1) / 2U], sizeof(message1) - sizeof(message1) / 2U);
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if (ret != 0)
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return WC_TEST_RET_ENC_EC(ret);
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ret = wc_Blake2bHmacFinal(&b2b, key1, sizeof(key1), out, sizeof(out));
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if (ret != 0)
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return WC_TEST_RET_ENC_EC(ret);
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ret = wc_Blake2bHmacInit(&b2b, key2, sizeof(key2));
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if (ret != 0)
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return WC_TEST_RET_ENC_EC(ret);
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ret = wc_Blake2bHmacUpdate(&b2b, message2, sizeof(message2) / 2U);
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if (ret != 0)
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return WC_TEST_RET_ENC_EC(ret);
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ret = wc_Blake2bHmacUpdate(&b2b, &message2[sizeof(message2) / 2U], sizeof(message2) - sizeof(message2) / 2U);
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if (ret != 0)
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return WC_TEST_RET_ENC_EC(ret);
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ret = wc_Blake2bHmacFinal(&b2b, key2, sizeof(key2), out, sizeof(out));
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if (ret != 0)
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return WC_TEST_RET_ENC_EC(ret);
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||||
|
||||
return 0;
|
||||
}
|
||||
#endif /* HAVE_BLAKE2 */
|
||||
|
||||
#ifdef HAVE_BLAKE2S
|
||||
|
||||
#ifdef HAVE_BLAKE2S
|
||||
|
||||
#define BLAKE2S_TESTS 3
|
||||
|
||||
@@ -4713,6 +4809,82 @@ WOLFSSL_TEST_SUBROUTINE wc_test_ret_t blake2s_test(void)
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
WOLFSSL_TEST_SUBROUTINE wc_test_ret_t blake2s_hmac_test(void)
|
||||
{
|
||||
static const byte key1[] = {0x41, 0x42, 0x43, 0x44}; /* ABCD */
|
||||
static const byte message1[] = {0x48, 0x65, 0x6c, 0x6c, 0x6f}; /* Hello */
|
||||
static const byte expected1[] = {
|
||||
0x96, 0xca, 0x1d, 0xaa, 0x9a, 0x33, 0x97, 0x3d,
|
||||
0xc5, 0x95, 0x3e, 0xce, 0x49, 0x93, 0x75, 0xc1,
|
||||
0x2a, 0x7c, 0x8f, 0x5b, 0xf0, 0x28, 0xef, 0xc3,
|
||||
0xfb, 0xc5, 0x97, 0xcd, 0xcc, 0x74, 0x44, 0x68,
|
||||
};
|
||||
static const byte key2[] = {
|
||||
0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x41, 0x42,
|
||||
0x43, 0x44, 0x45, 0x46, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
|
||||
0x38, 0x39, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x30, 0x31, 0x32, 0x33
|
||||
}; /* 0123456789ABCDEF0123456789ABCDEF0123 */
|
||||
static const byte message2[] = {
|
||||
0x61, 0x62, 0x63, 0x64, 0x62, 0x63, 0x64, 0x65, 0x63, 0x64, 0x65, 0x66,
|
||||
0x64, 0x65, 0x66, 0x67, 0x65, 0x66, 0x67, 0x68, 0x66, 0x67, 0x68, 0x69,
|
||||
0x67, 0x68, 0x69, 0x6a, 0x68, 0x69, 0x6a, 0x6b, 0x69, 0x6a, 0x6b, 0x6c,
|
||||
0x6a, 0x6b, 0x6c, 0x6d, 0x6b, 0x6c, 0x6d, 0x6e, 0x6c, 0x6d, 0x6e, 0x6f,
|
||||
0x6d, 0x6e, 0x6f, 0x70, 0x6e, 0x6f, 0x70, 0x71
|
||||
}; /* abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq */
|
||||
static const byte expected2[] = {
|
||||
0xc4, 0x63, 0xdb, 0x28, 0x97, 0x60, 0x6a, 0xa7,
|
||||
0x1e, 0xe6, 0xcf, 0x93, 0x85, 0x3c, 0x90, 0x71,
|
||||
0xea, 0x76, 0x7f, 0x6a, 0xa7, 0x20, 0x80, 0x35,
|
||||
0xe1, 0x68, 0x95, 0xfe, 0x65, 0x65, 0x43, 0x76,
|
||||
};
|
||||
|
||||
byte out[BLAKE2S_OUTBYTES];
|
||||
int ret;
|
||||
Blake2s b2s;
|
||||
|
||||
ret = wc_Blake2sHmac(message1, sizeof(message1),
|
||||
key1, sizeof(key1), out, sizeof(out));
|
||||
if (ret != 0)
|
||||
return WC_TEST_RET_ENC_EC(ret);
|
||||
if (XMEMCMP(out, expected1, sizeof(out)) != 0)
|
||||
return WC_TEST_RET_ENC_NC;
|
||||
|
||||
ret = wc_Blake2sHmac(message2, sizeof(message2),
|
||||
key2, sizeof(key2), out, sizeof(out));
|
||||
if (ret != 0)
|
||||
return WC_TEST_RET_ENC_EC(ret);
|
||||
if (XMEMCMP(out, expected2, sizeof(out)) != 0)
|
||||
return WC_TEST_RET_ENC_NC;
|
||||
|
||||
ret = wc_Blake2sHmacInit(&b2s, key1, sizeof(key1));
|
||||
if (ret != 0)
|
||||
return WC_TEST_RET_ENC_EC(ret);
|
||||
ret = wc_Blake2sHmacUpdate(&b2s, message1, sizeof(message1) / 2U);
|
||||
if (ret != 0)
|
||||
return WC_TEST_RET_ENC_EC(ret);
|
||||
ret = wc_Blake2sHmacUpdate(&b2s, &message1[sizeof(message1) / 2U], sizeof(message1) - sizeof(message1) / 2U);
|
||||
if (ret != 0)
|
||||
return WC_TEST_RET_ENC_EC(ret);
|
||||
ret = wc_Blake2sHmacFinal(&b2s, key1, sizeof(key1), out, sizeof(out));
|
||||
if (ret != 0)
|
||||
return WC_TEST_RET_ENC_EC(ret);
|
||||
|
||||
ret = wc_Blake2sHmacInit(&b2s, key2, sizeof(key2));
|
||||
if (ret != 0)
|
||||
return WC_TEST_RET_ENC_EC(ret);
|
||||
ret = wc_Blake2sHmacUpdate(&b2s, message2, sizeof(message2) / 2U);
|
||||
if (ret != 0)
|
||||
return WC_TEST_RET_ENC_EC(ret);
|
||||
ret = wc_Blake2sHmacUpdate(&b2s, &message2[sizeof(message2) / 2U], sizeof(message2) - sizeof(message2) / 2U);
|
||||
if (ret != 0)
|
||||
return WC_TEST_RET_ENC_EC(ret);
|
||||
ret = wc_Blake2sHmacFinal(&b2s, key2, sizeof(key2), out, sizeof(out));
|
||||
if (ret != 0)
|
||||
return WC_TEST_RET_ENC_EC(ret);
|
||||
|
||||
return 0;
|
||||
}
|
||||
#endif /* HAVE_BLAKE2S */
|
||||
|
||||
|
||||
|
||||
Reference in New Issue
Block a user