From 1bd32be2c3c1e400f391a4c9fbf5f0033eacd8a0 Mon Sep 17 00:00:00 2001 From: Paul Duncan Date: Wed, 17 Jul 2019 01:17:44 -0400 Subject: fix comments, add header guard --- sha2.c | 2 +- sha2.h | 8 ++++++++ 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/sha2.c b/sha2.c index fc08d38..1e3ae41 100644 --- a/sha2.c +++ b/sha2.c @@ -462,7 +462,7 @@ void sha512_init(sha512_t * const ctx) { w[i] = w16 + s0 + w7 + s1; \ } while (0) -// WC: compress word +// WC64: compress word #define WC64(i) do { \ const uint64_t s1 = rr64(hs[4], 14) ^ rr64(hs[4], 18) ^ rr64(hs[4], 41), \ ch = (hs[4] & hs[5]) ^ ((~(hs[4])) & hs[6]), \ diff --git a/sha2.h b/sha2.h index 704fb2f..367b736 100644 --- a/sha2.h +++ b/sha2.h @@ -1,6 +1,10 @@ #ifndef SHA2_H_ #define SHA2_H_ +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + #include // uint32_t, uint8_t #include // size_t @@ -59,4 +63,8 @@ void sha384_push(sha384_t * const, const uint8_t *, size_t); void sha384_fini(sha384_t * const, uint8_t * const); void sha384(const uint8_t * const, const size_t, uint8_t * const); +#ifdef __cplusplus +}; +#endif /* __cplusplus */ + #endif /* SHA2_H_ */ -- cgit v1.2.3