diff options
author | Shane Lontis <shane.lontis@oracle.com> | 2019-10-16 16:18:42 +1000 |
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committer | Shane Lontis <shane.lontis@oracle.com> | 2019-10-16 16:18:42 +1000 |
commit | 3d5a7578e09a984c6475b1c008f5c76f850328cb (patch) | |
tree | 0ec32eba328e21a6e1face34415c67dcdce365c2 /include/crypto/poly1305.h | |
parent | 64fd90fbe99dde18de3fc7c3a6b06793d87a4aad (diff) |
Add ChaCha related ciphers to default provider
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/10081)
Diffstat (limited to 'include/crypto/poly1305.h')
-rw-r--r-- | include/crypto/poly1305.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/crypto/poly1305.h b/include/crypto/poly1305.h index 46f834e231..a73c2311d4 100644 --- a/include/crypto/poly1305.h +++ b/include/crypto/poly1305.h @@ -15,6 +15,25 @@ typedef struct poly1305_context POLY1305; +typedef void (*poly1305_blocks_f) (void *ctx, const unsigned char *inp, + size_t len, unsigned int padbit); +typedef void (*poly1305_emit_f) (void *ctx, unsigned char mac[16], + const unsigned int nonce[4]); + +struct poly1305_context { + double opaque[24]; /* large enough to hold internal state, declared + * 'double' to ensure at least 64-bit invariant + * alignment across all platforms and + * configurations */ + unsigned int nonce[4]; + unsigned char data[POLY1305_BLOCK_SIZE]; + size_t num; + struct { + poly1305_blocks_f blocks; + poly1305_emit_f emit; + } func; +}; + size_t Poly1305_ctx_size(void); void Poly1305_Init(POLY1305 *ctx, const unsigned char key[32]); void Poly1305_Update(POLY1305 *ctx, const unsigned char *inp, size_t len); |